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-rw-r--r--pcu/GPRS_Components.ttcn1012
-rw-r--r--pcu/GPRS_TBF.ttcn10
-rw-r--r--pcu/PCUIF_Components.ttcn240
-rw-r--r--pcu/PCU_Tests.cfg56
-rw-r--r--pcu/PCU_Tests.default8
-rw-r--r--pcu/PCU_Tests.ttcn5808
-rw-r--r--pcu/PCU_Tests_NS.ttcn51
-rw-r--r--pcu/PCU_Tests_SNS.cfg55
-rw-r--r--pcu/PCU_Tests_SNS.ttcn217
-rw-r--r--pcu/PCU_Tests_SNSv6.cfg36
-rw-r--r--pcu/PCU_selftest.ttcn2
-rw-r--r--pcu/README.md93
-rw-r--r--pcu/SGSN_Components.ttcn61
-rw-r--r--pcu/expected-results.xml91
-rwxr-xr-xpcu/gen_links.sh11
-rw-r--r--pcu/osmo-pcu-sns.cfg4
-rw-r--r--pcu/osmo-pcu.cfg7
-rwxr-xr-xpcu/regen_makefile.sh27
18 files changed, 7076 insertions, 713 deletions
diff --git a/pcu/GPRS_Components.ttcn b/pcu/GPRS_Components.ttcn
index 2807b92a..849a251d 100644
--- a/pcu/GPRS_Components.ttcn
+++ b/pcu/GPRS_Components.ttcn
@@ -16,11 +16,8 @@ import from General_Types all;
import from Osmocom_Types all;
import from GSM_Types all;
import from GSM_RR_Types all;
+import from GSM_RestOctets all;
-import from Osmocom_VTY_Functions all;
-import from TELNETasp_PortType all;
-
-import from MobileL3_GMM_SM_Types all;
import from RLCMAC_CSN1_Types all;
import from RLCMAC_CSN1_Templates all;
import from RLCMAC_Types all;
@@ -29,20 +26,14 @@ import from RLCMAC_Templates all;
import from MobileL3_CommonIE_Types all;
import from L3_Templates all;
-import from NS_Types all;
-import from BSSGP_Types all;
-import from Osmocom_Gb_Types all;
-
-import from BSSGP_Emulation all; /* BssgpConfig */
-import from NS_Emulation all; /* NSConfiguration */
-
-import from UD_Types all;
import from PCUIF_Types all;
-import from PCUIF_CodecPort all;
import from PCUIF_Components all;
-import from IPL4asp_Types all;
import from Native_Functions all;
-import from SGSN_Components all;
+
+modulepar {
+ /* ARFCN of 1st TRX. Subsequent TRX are allocated incrementing ARFCNs. Nth TRX => base_arfcn + N-1 */
+ GsmArfcn mp_base_arfcn := 871;
+};
type record TsTrxBtsNum {
uint3_t ts_nr,
@@ -51,6 +42,12 @@ type record TsTrxBtsNum {
uint8_t blk_nr
};
+/* Useful to store poll FN + BTS+TRX+TS requested by network */
+type record PollFnCtx {
+ TsTrxBtsNum tstrxbts,
+ uint32_t fn
+};
+
template (value) TsTrxBtsNum ts_TsTrxBtsNum(uint3_t ts_nr := 7,
uint3_t trx_nr := 0,
uint8_t bts_nr := 0,
@@ -76,10 +73,13 @@ type union PacketDlAssignChan {
};
type record DlTbf {
- GsmRrMessage rr_imm_ass,
- PacketDlAssignChan ass,
+ GsmRrMessage rr_imm_ass optional,
+ PacketDlAssignChan ass optional,
uint5_t tfi,
- AckNackDescription acknack_desc
+ GsmArfcn arfcn optional,
+ BIT8 ts_mask,
+ AckNackDescription acknack_desc,
+ EgprsAckNackDescription egprs_acknack_desc
};
type union PacketUlAssignChan {
@@ -92,10 +92,13 @@ type record UlTbf {
GsmRrMessage rr_imm_ass optional,
PacketUlAssignChan ass optional,
uint5_t tfi,
+ GsmArfcn arfcn optional,
+ BIT8 ts_mask,
uint3_t usf[8],
boolean is_egprs,
uint14_t bsn,
- CodingScheme tx_cs_mcs
+ CodingScheme tx_cs_mcs,
+ GsmFrameNumber start_time_fn
};
type record GprsMS {
@@ -109,7 +112,7 @@ type record GprsMS {
UlTbf ul_tbf optional, /* TODO: Only 1 UL tbf supported for now */
DlTbf dl_tbf optional /* TODO: Only 1 DL tbf supported for now */
};
-type record of GprsMS GprsMSArray;
+type record of GprsMS GprsMSList;
template AckNackDescription t_AckNackDescription_init := {
final_ack := '0'B,
@@ -117,11 +120,20 @@ template AckNackDescription t_AckNackDescription_init := {
receive_block_bitmap := '0000000000000000000000000000000000000000000000000000000000000000'B
}
+template EgprsAckNackDescription t_EgprsAckNackDescription_init := {
+ final_ack := '0'B,
+ begin_window := '1'B,
+ end_window := '1'B,
+ starting_seq_nr := 1,
+ compressed := '0'B,
+ urbb := '0000000000000000000000000000000000000000000000000000000000000000'B
+}
+
const uint3_t USF_UNUSED := 7; /* used to indicate PRACH */
template (value) GprsMS t_GprsMS_def := {
imsi := f_gen_imsi(42),
- tlli := '00000001'O,
+ tlli := f_gen_tlli(),
ra := bit2int(chan_req_def),
ra_is_11bit := 0,
burst_type := BURST_TYPE_0,
@@ -131,14 +143,27 @@ template (value) GprsMS t_GprsMS_def := {
dl_tbf := omit
};
+template (value) DlTbf t_DlTbf_def := {
+ rr_imm_ass := omit,
+ ass := omit,
+ tfi := 0,
+ arfcn := omit,
+ ts_mask := '00000000'B,
+ acknack_desc := t_AckNackDescription_init,
+ egprs_acknack_desc := t_EgprsAckNackDescription_init
+};
+
template (value) UlTbf t_UlTbf_def := {
rr_imm_ass := omit,
ass := omit,
tfi := 0,
+ arfcn := omit,
+ ts_mask := '00000000'B,
usf := { USF_UNUSED, USF_UNUSED, USF_UNUSED, USF_UNUSED, USF_UNUSED, USF_UNUSED, USF_UNUSED, USF_UNUSED },
is_egprs := false,
bsn := 0,
- tx_cs_mcs := CS_1
+ tx_cs_mcs := CS_1,
+ start_time_fn := 0
};
type component MS_BTS_IFACE_CT {
@@ -147,16 +172,35 @@ type component MS_BTS_IFACE_CT {
/* Connection to the BTS component (one for now) */
port RAW_PCU_MSG_PT BTS;
- /* Support only 1 ms for now */
- var GprsMS g_ms[1];
+ /* Mobile station(s) involved in a testing scenario */
+ var GprsMSList g_ms := { };
/* Value at which Countdown Procedure starts. Announced by network (GPRS Cell Options as per TS 04.60 Chapter 12.24) */
var uint4_t g_bs_cv_max := 4;
}
-function f_init_gprs_ms(template (value) GprsMS ms_params := t_GprsMS_def) runs on MS_BTS_IFACE_CT
-{
- g_ms[0] := valueof(ms_params);
+/* Generate a list of GprsMS (unique IMSI/TLLI, cyclic RA) of the given size */
+function f_init_gprs_ms(integer num_ms := 1, template (value) GprsMS t_ms := t_GprsMS_def)
+runs on MS_BTS_IFACE_CT {
+ for (var integer i := 0; i < num_ms; i := i + 1 ) {
+ var GprsMS ms := valueof(t_ms);
+
+ /* We assume that num_ms is not a large number */
+ ms.imsi := f_gen_imsi(i + 1);
+ ms.tlli := int2oct(i + 1, 4);
+
+ /* Ensure different RA for siblings */
+ if (ms.ra == bit2int(chan_req_def)) {
+ /* 01111 { 0xx | x0x | xx0 } */
+ f_ms_use_ra(ms, ms.ra + (i mod 7));
+ } else if (ms.ra == bit2int(chan_req_sb)) {
+ /* 01110xxx */
+ f_ms_use_ra(ms, ms.ra + (i mod 8));
+ }
+
+ /* Append to the global list */
+ g_ms := g_ms & { ms };
+ }
}
@@ -180,12 +224,46 @@ runs on MS_BTS_IFACE_CT {
mtc.stop;
}
+function f_arfcn2trxnr(GsmArfcn arfcn) runs on MS_BTS_IFACE_CT return uint3_t {
+ if (arfcn < mp_base_arfcn) {
+ setverdict(fail, "Unable to find TRX NR for arfcn ", arfcn);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ return arfcn - mp_base_arfcn;
+}
+
+function f_trxnr2arfcn(uint3_t trx_nr) return GsmArfcn {
+ return mp_base_arfcn + trx_nr;
+}
+
+/* 3GPP TS 44.018 10.5.2.38 Starting Time */
+function f_tbf_starting_time_2_fn_mod_42432(TbfStartingTime st)
+runs on MS_BTS_IFACE_CT return GsmFrameNumber {
+ return 51 * ((st.t3 - st.t2) mod 26) + st.t3 + 51 * 26 * st.t1;
+}
+
+function fn2bn(GsmFrameNumber fn) return uint32_t {
+ return (fn mod 52) / 4;
+}
+function f_next_pdch_block(GsmFrameNumber fn) return GsmFrameNumber
+{
+ var uint32_t bn := fn2bn(fn) + 1;
+ fn := fn - (fn mod 52);
+ fn := fn + bn * 4 + bn / 3;
+ return fn mod GsmMaxFrameNumber;
+}
+
function f_ultbf_new_from_rr_imm_ass(in GsmRrMessage rr_imm_ass)
runs on MS_BTS_IFACE_CT return UlTbf {
var UlTbf ul_tbf := valueof(t_UlTbf_def);
var uint3_t tn_allocated := rr_imm_ass.payload.imm_ass.pkt_chan_desc.tn;
ul_tbf.rr_imm_ass := rr_imm_ass;
+ if (rr_imm_ass.payload.imm_ass.pkt_chan_desc.presence == '0'B and
+ rr_imm_ass.payload.imm_ass.pkt_chan_desc.zero.hopping == '0'B) {
+ ul_tbf.arfcn := rr_imm_ass.payload.imm_ass.pkt_chan_desc.zero.arfcn;
+ }
+ ul_tbf.ts_mask[tn_allocated] := '1'B;
/* Make sure we received an UL TBF Assignment */
if (match(rr_imm_ass, tr_IMM_TBF_ASS(dl := false, rest := tr_IaRestOctets_ULAss(?)))) {
@@ -196,8 +274,11 @@ runs on MS_BTS_IFACE_CT return UlTbf {
ul_tbf.tfi := ul_tbf.ass.ccch.dynamic.tfi_assignment;
ul_tbf.tx_cs_mcs := f_rlcmac_block_ChCodingCommand2cs_mcs(ul_tbf.ass.ccch.dynamic.ch_coding_cmd);
ul_tbf.usf[tn_allocated] := ul_tbf.ass.ccch.dynamic.usf;
+ if (ul_tbf.ass.ccch.dynamic.tbf_starting_time_present == '1'B) {
+ ul_tbf.start_time_fn := f_tbf_starting_time_2_fn_mod_42432(ul_tbf.ass.ccch.dynamic.tbf_starting_time);
+ }
} else if (match(ul_tbf.ass.ccch, tr_PacketUlSglAssign)) {
- /* Nothing to do here yet */
+ ul_tbf.start_time_fn := f_tbf_starting_time_2_fn_mod_42432(ul_tbf.ass.ccch.single.tbf_starting_time);
}
} else if (match(rr_imm_ass, tr_IMM_TBF_ASS(dl := false, rest := tr_IaRestOctets_EGPRSULAss(?)))) {
ul_tbf.ass.ccch_egprs := rr_imm_ass.payload.imm_ass.rest_octets.lh.egprs_ul;
@@ -207,7 +288,11 @@ runs on MS_BTS_IFACE_CT return UlTbf {
ul_tbf.tfi := ul_tbf.ass.ccch_egprs.dynamic.tfi_assignment;
ul_tbf.tx_cs_mcs := f_rlcmac_block_EgprsChCodingCommand2cs_mcs(ul_tbf.ass.ccch_egprs.dynamic.egprs_ch_coding_cmd);
ul_tbf.usf[tn_allocated] := ul_tbf.ass.ccch_egprs.dynamic.usf;
+ if (ul_tbf.ass.ccch_egprs.dynamic.tbf_starting_time_present == '1'B) {
+ ul_tbf.start_time_fn := f_tbf_starting_time_2_fn_mod_42432(ul_tbf.ass.ccch_egprs.dynamic.tbf_starting_time);
+ }
} else if (match(ul_tbf.ass.ccch_egprs, tr_EgprsUlAssMultiblock)) {
+ ul_tbf.start_time_fn := f_tbf_starting_time_2_fn_mod_42432(ul_tbf.ass.ccch_egprs.multiblock.tbf_starting_time);
/* Nothing to do here yet */
}
} else {
@@ -222,6 +307,8 @@ runs on MS_BTS_IFACE_CT return UlTbf {
function f_ultbf_new_from_ass_pacch(RlcmacDlBlock dl_block)
runs on MS_BTS_IFACE_CT return UlTbf {
var UlTbf ul_tbf := valueof(t_UlTbf_def);
+ var boolean freq_par_present := false;
+ var FrequencyParameters freq_par;
ul_tbf.ass.pacch := dl_block.ctrl.payload.u.ul_assignment;
ul_tbf.tx_cs_mcs := f_rlcmac_dl_block_get_assigned_ul_cs_mcs(dl_block);
@@ -231,30 +318,51 @@ runs on MS_BTS_IFACE_CT return UlTbf {
/* TODO: support single block allocation */
if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS_GPRS(?, tr_PktUlAssGprsDynamic(tr_DynamicAllocation(?))))) {
ul_tbf.tfi := dl_block.ctrl.payload.u.ul_assignment.gprs.dyn_block_alloc.ul_tfi_assignment;
+ freq_par_present := dl_block.ctrl.payload.u.ul_assignment.gprs.freq_par_present == '1'B;
+ if (freq_par_present) {
+ freq_par := dl_block.ctrl.payload.u.ul_assignment.gprs.freq_par;
+ }
ul_tbf.is_egprs := false;
for (var integer i := 0; i < 8; i := i + 1) {
if (dl_block.ctrl.payload.u.ul_assignment.gprs.dyn_block_alloc.ts_allocation.ts[i].presence == '1'B) {
+ ul_tbf.ts_mask[i] := '1'B;
ul_tbf.usf[i] := dl_block.ctrl.payload.u.ul_assignment.gprs.dyn_block_alloc.ts_allocation.ts[i].usf_tn;
}
}
} else if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS_EGPRS(?, tr_PktUlAssEgprsDynamic(tr_DynamicAllocation(?))))) {
ul_tbf.tfi := dl_block.ctrl.payload.u.ul_assignment.egprs.dyn_block_alloc.ul_tfi_assignment;
+ freq_par_present := dl_block.ctrl.payload.u.ul_assignment.egprs.freq_par_present == '1'B;
+ if (freq_par_present) {
+ freq_par := dl_block.ctrl.payload.u.ul_assignment.egprs.freq_par;
+ }
ul_tbf.is_egprs := true;
for (var integer i := 0; i < 8; i := i + 1) {
if (dl_block.ctrl.payload.u.ul_assignment.egprs.dyn_block_alloc.ts_allocation.ts[i].presence == '1'B) {
+ ul_tbf.ts_mask[i] := '1'B;
ul_tbf.usf[i] := dl_block.ctrl.payload.u.ul_assignment.egprs.dyn_block_alloc.ts_allocation.ts[i].usf_tn;
}
}
}
+
+ /* FIXME: freq_par and arfcn are optional. in that case we need to
+ * infer/reuse from current dl_tbf or ul_tbf */
+ if (freq_par_present and freq_par.presence == '00'B) {
+ ul_tbf.arfcn := freq_par.arfcn;
+ }
+
return ul_tbf;
}
function f_dltbf_new_from_rr_imm_ass(in GsmRrMessage rr_imm_ass, template PacketDlAssign dl_ass := tr_PacketDlAssign(?))
runs on MS_BTS_IFACE_CT return DlTbf {
- var DlTbf dl_tbf;
+ var DlTbf dl_tbf := valueof(t_DlTbf_def);
dl_tbf.rr_imm_ass := rr_imm_ass;
- dl_tbf.acknack_desc := valueof(t_AckNackDescription_init);
+ if (rr_imm_ass.payload.imm_ass.pkt_chan_desc.presence == '0'B and
+ rr_imm_ass.payload.imm_ass.pkt_chan_desc.zero.hopping == '0'B) {
+ dl_tbf.arfcn := rr_imm_ass.payload.imm_ass.pkt_chan_desc.zero.arfcn;
+ }
+ dl_tbf.ts_mask[rr_imm_ass.payload.imm_ass.pkt_chan_desc.tn] := '1'B;
/* Make sure we received a DL TBF Assignment */
if (match(rr_imm_ass, tr_IMM_TBF_ASS(dl := true, rest := tr_IaRestOctets_DLAss(dl_ass)))) {
@@ -277,22 +385,131 @@ runs on MS_BTS_IFACE_CT return DlTbf {
return dl_tbf;
}
-/* TODO: get stuff from f_rx_rlcmac_dl_block_exp_pkt_ass */
function f_dltbf_new_from_ass_pacch(RlcmacDlBlock dl_block)
runs on MS_BTS_IFACE_CT return DlTbf {
- var DlTbf dl_tbf;
+ var DlTbf dl_tbf := valueof(t_DlTbf_def);
+ var boolean freq_par_present := false;
+ var FrequencyParameters freq_par;
dl_tbf.ass.pacch := dl_block.ctrl.payload.u.dl_assignment;
dl_tbf.tfi := f_rlcmac_dl_block_get_tfi(dl_block);
/* TODO: handle GlobalTfiOrTlli tfi_or_tlli from pkt_dl_ass */
- dl_tbf.acknack_desc := valueof(t_AckNackDescription_init);
+
+ if (match(dl_block, tr_RLCMAC_DL_PACKET_ASS(?))) {
+ dl_tbf.tfi := dl_block.ctrl.payload.u.dl_assignment.dl_tfi_assignment;
+ freq_par_present := dl_block.ctrl.payload.u.dl_assignment.freq_par_present == '1'B;
+ if (freq_par_present) {
+ freq_par := dl_block.ctrl.payload.u.dl_assignment.freq_par;
+ }
+ dl_tbf.ts_mask := dl_block.ctrl.payload.u.dl_assignment.timeslot_alloc; /* TODO: is this the correct order ? */
+ /* TODO: check egprs in dl_assignment.rel_additions (PktDlAssR99Additions) */
+ }
+
+ /* FIXME: freq_par and arfcn are optional. in that case we need to
+ * infer/reuse from current dl_tbf or ul_tbf */
+ if (freq_par_present and freq_par.presence == '00'B) {
+ dl_tbf.arfcn := freq_par.arfcn;
+ }
return dl_tbf;
}
+function f_ms_tx_TsTrxBtsNum(inout GprsMS ms)
+runs on MS_BTS_IFACE_CT return TsTrxBtsNum {
+ var uint3_t ts_nr := f_ultbf_next_ts(ms.ul_tbf);
+
+ var uint3_t trx_nr;
+ if (ispresent(ms.ul_tbf.arfcn)) {
+ trx_nr := f_arfcn2trxnr(ms.ul_tbf.arfcn);
+ } else {
+ /* FIXME: implement search by hsn+maio+ma when freq hopping is enabled */
+ setverdict(fail, "Asked for trx_nr but arfcn not available in ms.ul_tbf!");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ return valueof(ts_TsTrxBtsNum(ts_nr, trx_nr));
+}
+
+function f_dltbf_num_slots(DlTbf dl_tbf)
+runs on MS_BTS_IFACE_CT return integer {
+ var integer n := 0;
+ for (var integer i := 0; i < lengthof(dl_tbf.ts_mask); i := i + 1) {
+ if (dl_tbf.ts_mask[i] == '1'B) {
+ n := n + 1;
+ }
+ }
+ return n;
+}
+
+function f_dltbf_ack_block(inout DlTbf dl_tbf, RlcmacDlBlock dl_block, BIT1 final_ack := '0'B)
+runs on MS_BTS_IFACE_CT {
+ var boolean is_egprs := ischosen(dl_block.data_egprs);
+ if (is_egprs) {
+ f_egprs_acknackdesc_ack_block(dl_tbf.egprs_acknack_desc, dl_block, final_ack);
+ } else {
+ f_acknackdesc_ack_block(dl_tbf.acknack_desc, dl_block, final_ack);
+ }
+}
+
+function f_dltbf_ts_RLCMAC_DL_ACK_NACK(DlTbf dl_tbf, boolean use_egprs := false,
+ template (omit) ChannelReqDescription chreq_desc := omit)
+runs on MS_BTS_IFACE_CT return template (value) RlcmacUlBlock {
+ if (use_egprs) {
+ return ts_RLCMAC_DL_ACK_NACK_EGPRS(dl_tbf.tfi, dl_tbf.egprs_acknack_desc, false, chreq_desc);
+ } else {
+ return ts_RLCMAC_DL_ACK_NACK(dl_tbf.tfi, dl_tbf.acknack_desc, false, chreq_desc);
+ }
+}
+
function f_ultbf_inc_bsn(inout UlTbf ul_tbf)
runs on MS_BTS_IFACE_CT {
ul_tbf.bsn := ul_tbf.bsn + 1;
- ul_tbf.bsn := ul_tbf.bsn mod 128; /* FIXME: EGPRS SNS: 2048 */
+ if (ul_tbf.is_egprs) {
+ ul_tbf.bsn := ul_tbf.bsn mod 2048;
+ } else {
+ ul_tbf.bsn := ul_tbf.bsn mod 128;
+ }
+}
+
+function f_ultbf_next_ts(UlTbf ul_tbf)
+runs on MS_BTS_IFACE_CT return uint3_t {
+ /* FIXME: in the future we probably want to store last used internally
+ /* and continue from there */
+ for (var integer i := 0; i < lengthof(ul_tbf.ts_mask); i := i + 1) {
+ if (ul_tbf.ts_mask[i] == '1'B) {
+ return i;
+ }
+ }
+ setverdict(fail, "No TS available for tx!");
+ f_shutdown(__BFILE__, __LINE__);
+ return 0;
+}
+
+function f_ultbf_num_slots(UlTbf ul_tbf)
+runs on MS_BTS_IFACE_CT return integer {
+ var integer n := 0;
+ for (var integer i := 0; i < lengthof(ul_tbf.ts_mask); i := i + 1) {
+ if (ul_tbf.ts_mask[i] == '1'B) {
+ n := n + 1;
+ }
+ }
+ return n;
+}
+
+function f_ultbf_payload_fill_length(UlTbf ul_tbf, boolean tlli := false, integer li_bytes := 0)
+runs on MS_BTS_IFACE_CT return uint32_t {
+ var uint32_t blk_len := f_rlcmac_cs_mcs2block_len_no_spare_bits(ul_tbf.tx_cs_mcs);
+ var uint32_t payload_fill_len;
+
+ if (f_rlcmac_cs_mcs_is_mcs(ul_tbf.tx_cs_mcs)) {
+ payload_fill_len := blk_len - 5 - li_bytes;
+ } else {
+ /* GPRS: blk_len = 3 Header bytes + payload length. No LI byte in this case. */
+ payload_fill_len := blk_len - 3 - li_bytes;
+ }
+
+ if (tlli) {
+ payload_fill_len := payload_fill_len - 4;
+ }
+ return payload_fill_len;
}
function f_ms_use_ra(inout GprsMS ms, uint16_t ra, uint8_t ra_is_11bit := 0)
@@ -308,34 +525,99 @@ runs on MS_BTS_IFACE_CT {
function f_ms_rx_pkt_ass_pacch(inout GprsMS ms, out uint32_t poll_fn,
template RlcmacDlBlock t_pkt_ass := ?,
- template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum,
+ boolean ignore_dummy := true)
runs on MS_BTS_IFACE_CT return RlcmacDlBlock {
var RlcmacDlBlock dl_block;
- var uint32_t dl_fn;
-
- f_rx_rlcmac_dl_block(dl_block, dl_fn, nr := nr);
- if (not match(dl_block, t_pkt_ass)) {
- setverdict(fail, "Failed to match Packet Assignment:", t_pkt_ass);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] as_ms_rx_pkt_ass_pacch(ms, poll_fn, t_pkt_ass, nr, dl_block);
+ [ignore_dummy] as_ms_rx_ignore_dummy(ms, nr);
+ /* TODO: fail */
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
f_shutdown(__BFILE__, __LINE__);
+ }
}
+ return dl_block;
+}
- poll_fn := f_rrbp_ack_fn(dl_fn, dl_block.ctrl.mac_hdr.rrbp);
+altstep as_ms_rx_ignore_dummy(inout GprsMS ms, template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ var BTS_PDTCH_Block data_msg;
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL())) -> value data_msg {
+
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+}
- if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS)) {
- ms.ul_tbf := f_ultbf_new_from_ass_pacch(dl_block);
- if (ms.ul_tbf.ass.pacch.identity.tlli.tlli != ms.tlli) {
- setverdict(fail, "Wrong TLLI ", ms.ul_tbf.ass.pacch.identity.tlli, " received vs exp ", ms.tlli);
- f_shutdown(__BFILE__, __LINE__);
- }
- } else if (match(dl_block, tr_RLCMAC_DL_PACKET_ASS)) {
- ms.dl_tbf := f_dltbf_new_from_ass_pacch(dl_block);
- /* TODO: match tlli from ms.dl_tbf.ass.pacch with ms.tlli), or error */
- } else {
- setverdict(fail, "Should not happen:", dl_block);
+altstep as_pcuif_rx_ignore_empty(template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ var BTS_PDTCH_Block data_msg;
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)) -> value data_msg {
+
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+}
+
+altstep as_rx_fail_dummy(template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ var BTS_PDTCH_Block data_msg;
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL())) -> value data_msg {
+ setverdict(fail, "Unexpected Dummy Ctrl block ", data_msg);
f_shutdown(__BFILE__, __LINE__);
}
+}
- return dl_block;
+altstep as_ms_rx_pkt_ass_pacch(inout GprsMS ms, out uint32_t poll_fn,
+ template RlcmacDlBlock t_pkt_ass := ?,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum,
+ out RlcmacDlBlock dl_block)
+runs on MS_BTS_IFACE_CT {
+ var BTS_PDTCH_Block data_msg;
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH),
+ t_pkt_ass)) -> value data_msg {
+ var uint32_t dl_fn := data_msg.raw.fn;
+ dl_block := data_msg.dl_block;
+ poll_fn := f_rrbp_ack_fn(dl_fn, dl_block.ctrl.mac_hdr.rrbp);
+
+ if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS)) {
+ ms.ul_tbf := f_ultbf_new_from_ass_pacch(dl_block);
+ if (ms.ul_tbf.ass.pacch.identity.tlli.tlli != ms.tlli) {
+ setverdict(fail, "Wrong TLLI ", ms.ul_tbf.ass.pacch.identity.tlli, " received vs exp ", ms.tlli);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ } else if (match(dl_block, tr_RLCMAC_DL_PACKET_ASS)) {
+ ms.dl_tbf := f_dltbf_new_from_ass_pacch(dl_block);
+ if (ischosen(ms.dl_tbf.ass.pacch.tfi_or_tlli.tlli) and
+ ms.dl_tbf.ass.pacch.tfi_or_tlli.tlli.tlli != ms.tlli) {
+ setverdict(fail, "Wrong TLLI ", ms.dl_tbf.ass.pacch.tfi_or_tlli.tlli.tlli, " received vs exp ", ms.tlli);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ } else {
+ setverdict(fail, "Should not happen:", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
}
function f_ms_establish_ul_tbf(inout GprsMS ms, template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
@@ -346,7 +628,7 @@ runs on MS_BTS_IFACE_CT {
ms.ul_tbf := f_ultbf_new_from_rr_imm_ass(rr_imm_ass);
}
-function f_ms_exp_dl_tbf_ass_ccch(inout GprsMS ms, template PCUIF_Sapi sapi := PCU_IF_SAPI_AGCH,
+function f_ms_exp_dl_tbf_ass_ccch(inout GprsMS ms, template PCUIF_Sapi sapi := PCU_IF_SAPI_PCH_2,
template GsmRrMessage t_imm_ass := tr_IMM_TBF_ASS(true, ?, ?),
template (present) TsTrxBtsNum nr := tr_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT {
@@ -360,77 +642,106 @@ runs on MS_BTS_IFACE_CT {
function f_ms_tx_data_ind(inout GprsMS ms, octetstring data, uint32_t fn := 0,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT {
- f_pcuif_tx_data_ind(data, ms.lqual_cb, fn, nr := nr);
+ f_pcuif_tx_data_ind(data, fn, ms.ta, ms.lqual_cb, nr := nr);
}
function f_ms_tx_ul_block(inout GprsMS ms, template (value) RlcmacUlBlock ul_data,
uint32_t fn := 0, template (omit) CodingScheme force_cs_mcs := omit,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
-runs on MS_BTS_IFACE_CT return integer {
+runs on MS_BTS_IFACE_CT {
var octetstring data;
- var integer padding_len;
var CodingScheme cs_mcs;
var uint32_t cs_mcs_len;
/* Encode the payload of DATA.ind */
data := enc_RlcmacUlBlock(valueof(ul_data));
- if (ispresent(force_cs_mcs)) {
- cs_mcs := valueof(force_cs_mcs);
- } else if (ischosen(ul_data.ctrl)) {
- cs_mcs := CS_1; /* CTRL is always CS1 */
- } else {
- /* Add padding to encode payload to minimum required CS/MCS: */
- cs_mcs := f_rlcmac_block_len_required_cs_mcs(lengthof(data), ischosen(ul_data.data_egprs));
- }
-
- cs_mcs_len := f_rlcmac_cs_mcs2block_len(cs_mcs);
- padding_len := cs_mcs_len - lengthof(data);
- if (padding_len < 0) {
- setverdict(fail, "Unable to encode UL block of size ", lengthof(data), " with ", cs_mcs);
- f_shutdown(__BFILE__, __LINE__);
+ if (ischosen(ul_data.ctrl)) {
+ /* Ctrl blocks are right now encoded by RAW encoder, which was
+ * found to have some issue with final padding, so we add it
+ * here manually. This is actually still incorrect because the
+ * remaining bits of last octet with data are not filled with
+ * the padding sequence, but it's good enough since anyway PCU
+ * don't check these. */
+ data := f_pad_oct(data, f_rlcmac_cs_mcs2block_len(CS_1), '2b'O);
}
- data := f_pad_oct(data, cs_mcs_len, '00'O);
-
/* Enqueue DATA.ind (both TDMA frame and block numbers to be patched) */
f_ms_tx_data_ind(ms, data, fn, nr := nr);
- return padding_len;
}
-/* FIXME: Only supports sending CS-1 so far */
-function f_ms_tx_ul_data_block(inout GprsMS ms, octetstring payload,
+function f_ms_tx_ul_data_blocks_gprs(inout GprsMS ms, template (value) LlcBlocks blocks,
uint4_t cv := 15, boolean with_tlli := false, uint32_t fn := 0,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
-runs on MS_BTS_IFACE_CT return integer {
+runs on MS_BTS_IFACE_CT {
var template (value) RlcmacUlBlock ul_data;
- ul_data := t_RLCMAC_UL_DATA(tfi := ms.ul_tbf.tfi,
+
+ ul_data := t_RLCMAC_UL_DATA(cs := ms.ul_tbf.tx_cs_mcs,
+ tfi := ms.ul_tbf.tfi,
cv := cv,
bsn := ms.ul_tbf.bsn,
- blocks := {t_RLCMAC_LLCBLOCK(payload)});
+ blocks := blocks);
if (with_tlli) {
ul_data.data.mac_hdr.tlli_ind := true;
ul_data.data.tlli := ms.tlli;
}
f_ultbf_inc_bsn(ms.ul_tbf);
- return f_ms_tx_ul_block(ms, ul_data, fn, nr := nr);
+ f_ms_tx_ul_block(ms, ul_data, fn, nr := nr);
+}
+
+function f_ms_tx_ul_data_blocks_egprs(inout GprsMS ms, template (value) EgprsLlcBlocks blocks,
+ uint4_t cv := 15, boolean with_tlli := false, uint32_t fn := 0,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ var template (value) RlcmacUlBlock ul_data;
+
+ ul_data := t_RLCMAC_UL_EGPRS_DATA(mcs := ms.ul_tbf.tx_cs_mcs,
+ tfi := ms.ul_tbf.tfi,
+ cv := cv,
+ bsn1 := ms.ul_tbf.bsn,
+ bsn2_offset := 0,
+ blocks := blocks);
+ if (with_tlli) {
+ ul_data.data_egprs.tlli_ind := true;
+ ul_data.data_egprs.tlli := ms.tlli;
+ }
+ f_ultbf_inc_bsn(ms.ul_tbf);
+ f_ms_tx_ul_block(ms, ul_data, fn, nr := nr);
+}
+
+function f_ms_tx_ul_data_block(inout GprsMS ms, octetstring payload,
+ uint4_t cv := 15, boolean with_tlli := false, uint32_t fn := 0,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ var template (value) RlcmacUlBlock ul_data;
+
+ if (f_rlcmac_cs_mcs_is_mcs(ms.ul_tbf.tx_cs_mcs)) {
+ f_ms_tx_ul_data_blocks_egprs(ms, {t_RLCMAC_LLCBLOCK_EGPRS(payload)}, cv, with_tlli, fn, nr)
+ } else {
+ f_ms_tx_ul_data_blocks_gprs(ms, {t_RLCMAC_LLCBLOCK(payload)}, cv, with_tlli, fn, nr);
+ }
}
/* Send random payload for last "num_blocks" blocks in Ul TBF (ending with CV=0). */
function f_ms_tx_ul_data_block_multi(inout GprsMS ms, integer num_blocks := 1, boolean with_tlli := false,
- template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+ uint32_t fn := 0, template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT return octetstring {
var octetstring total_payload := ''O;
+ var uint32_t payload_fill_len := f_ultbf_payload_fill_length(ms.ul_tbf, with_tlli, 0);
for (var integer i := 0; i < num_blocks; i := i + 1) {
- var integer padding_len;
- var octetstring payload := f_rnd_octstring(10);
+ var octetstring payload := f_rnd_octstring(payload_fill_len);
/* Prepare a new UL block (CV, random payload) */
var integer cv := num_blocks - i - 1;
if (cv > g_bs_cv_max) {
cv := 15;
}
- padding_len := f_ms_tx_ul_data_block(ms, payload, cv := cv, with_tlli := with_tlli, nr := nr);
- total_payload := total_payload & payload & f_pad_oct(''O, padding_len, '00'O);
+ if (i == 1) {
+ /* We use FN on i=0 to jump to wanted FN time, then simply submit on next
+ * available frame (fn=0) */
+ fn := 0;
+ }
+ f_ms_tx_ul_data_block(ms, payload, cv := cv, with_tlli := with_tlli, fn := fn, nr := nr);
+ total_payload := total_payload & payload;
}
return total_payload;
}
@@ -457,6 +768,20 @@ runs on MS_BTS_IFACE_CT return uint5_t {
return 0; /* make compiler happy */
}
+function f_rlcmac_dl_block_get_usf(RlcmacDlBlock dl_block)
+runs on MS_BTS_IFACE_CT return uint3_t {
+ if (ischosen(dl_block.data)) {
+ return dl_block.data.mac_hdr.mac_hdr.usf;
+ } else if (ischosen(dl_block.data_egprs)) {
+ return dl_block.data_egprs.mac_hdr.usf;
+ } else { /* Ctrl block */
+ return dl_block.ctrl.mac_hdr.usf;
+ }
+ setverdict(fail, "DlBlock doesn't contain a USF:", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ return 0; /* make compiler happy */
+}
+
/* Get the Chan coding command from a dl block containing PACCH UL Assignment */
function f_rlcmac_dl_block_get_assigned_ul_cs_mcs(RlcmacDlBlock dl_block)
runs on MS_BTS_IFACE_CT return CodingScheme {
@@ -477,19 +802,20 @@ function f_acknackdesc_ack_block(inout AckNackDescription desc, RlcmacDlBlock dl
var uint7_t bsn;
var integer i;
var integer inc;
+ bsn := dl_block.data.mac_hdr.hdr_ext.bsn;
- if (ischosen(dl_block.data)) {
- bsn := dl_block.data.mac_hdr.hdr_ext.bsn;
- } else {
- bsn := dl_block.data_egprs.mac_hdr.bsn1;
- }
-
- inc := bsn - desc.starting_seq_nr + 1;
/* Filling hole? */
if (bsn < desc.starting_seq_nr) {
desc.receive_block_bitmap[lengthof(desc.receive_block_bitmap) - (desc.starting_seq_nr - bsn)] := int2bit(1, 1);
return;
}
+ /* Filling hole, wraparound: */
+ if (bsn - desc.starting_seq_nr > lengthof(desc.receive_block_bitmap)) {
+ desc.receive_block_bitmap[lengthof(desc.receive_block_bitmap) - (desc.starting_seq_nr + (218 - bsn))] := int2bit(1, 1);
+ return;
+ }
+
+ inc := bsn - desc.starting_seq_nr + 1;
/* SSN is increased, and so RBB values need to be moved */
for (i := 0; i < lengthof(desc.receive_block_bitmap) - inc; i := i+1) {
@@ -499,75 +825,270 @@ function f_acknackdesc_ack_block(inout AckNackDescription desc, RlcmacDlBlock dl
desc.receive_block_bitmap[i] := int2bit(0, 1);
}
/* Now we can set current bit and update SSN */
- desc.starting_seq_nr := bsn + 1;
+ desc.starting_seq_nr := (bsn + 1) mod 128;
desc.receive_block_bitmap[lengthof(desc.receive_block_bitmap) - 1] := int2bit(1, 1);
/* Finally update the final_ack bit as requested: */
desc.final_ack := final_ack;
}
-/* This function can be used to send DATA.cnf in response to the IUT originated DATA.req.
- * NOTE: it's the responsibility of caller to make sure that pcu_msg contains u.data_req. */
-function f_pcuif_tx_data_cnf(in PCUIF_Message pcu_msg)
+/* TS 44.060 sec 12.3 Ack/Nack Description */
+function f_egprs_acknackdesc_ack_block(inout EgprsAckNackDescription desc, RlcmacDlBlock dl_block, BIT1 final_ack := '0'B)
+{
+ var uint11_t bsn;
+ var integer i;
+ var integer inc;
+ var integer n := 0;
+ var integer v_q := (desc.starting_seq_nr + 2047) mod 2048; /* SSN = V(Q) + 1 */
+
+ bsn := dl_block.data_egprs.mac_hdr.bsn1;
+
+ /* Repetition? */
+ if (bsn < v_q) {
+ /* Filling hole, wraparound: */
+ if (bsn - v_q > lengthof(desc.urbb)) {
+ desc.urbb[lengthof(desc.urbb) - (v_q + (2048 - bsn))] := int2bit(1, 1);
+ return;
+ }
+ return;
+ }
+
+ inc := bsn - v_q + 1;
+ desc.urbb[lengthof(desc.urbb) - inc] := int2bit(1, 1);
+
+ for (i := lengthof(desc.urbb) - 1; i >= lengthof(desc.urbb) - inc; i := i - 1) {
+ if (desc.urbb[i] == '0'B) {
+ break;
+ }
+ n := n + 1;
+ }
+
+ if (n > 0) {
+ /* SSN is increased, and so RBB values need to be moved */
+ for (i := lengthof(desc.urbb) - 1; i >= n; i := i - 1) {
+ desc.urbb[i] := desc.urbb[i - n];
+ }
+ for (i := n - 1; i >= 0; i := i - 1) {
+ desc.urbb[i] := int2bit(0, 1);
+ }
+
+ desc.starting_seq_nr := (desc.starting_seq_nr + n) mod 2048;
+ }
+
+ /* Finally update the final_ack bit as requested: */
+ desc.final_ack := final_ack;
+}
+
+/* This function can be used to send DATA.cnf in response to the IUT originated DATA.req. */
+function f_pcuif_tx_data_cnf(in BTS_CCCH_Block data_msg)
runs on MS_BTS_IFACE_CT {
+ var PCUIF_data_cnf cnf := {
+ sapi := data_msg.raw.sapi,
+ msg_id := data_msg.msg_id
+ };
+
var PCUIF_Message pcu_msg_cnf := {
- msg_type := PCU_IF_MSG_DATA_CNF,
- bts_nr := pcu_msg.bts_nr,
- spare := pcu_msg.spare,
- u := { data_cnf := pcu_msg.u.data_req }
+ msg_type := PCU_IF_MSG_DATA_CNF_2,
+ bts_nr := data_msg.bts_nr,
+ spare := '0000'O,
+ u := { data_cnf2 := cnf}
};
- /* PCU wants DATA.cnf containing basically everything that was in DATA.req,
- * but PCU_IF_SAPI_PCH is a special case - paging group shall be excluded. */
- if (pcu_msg.u.data_req.sapi == PCU_IF_SAPI_PCH) {
- pcu_msg_cnf.u.data_cnf.data := substr(pcu_msg.u.data_req.data, 3,
- pcu_msg.u.data_req.len - 3);
+ BTS.send(pcu_msg_cnf);
+}
+
+private function f_ms_gtfi_tmpl(inout GprsMS ms)
+runs on MS_BTS_IFACE_CT return template (present) GlobalTfi {
+ var template (present) GlobalTfi gtfi;
+ if (ispresent(ms.ul_tbf) and ispresent(ms.dl_tbf)) {
+ gtfi := ({ is_dl_tfi := false, tfi := ms.ul_tbf.tfi },
+ { is_dl_tfi := true, tfi := ms.dl_tbf.tfi });
+ } else if (ispresent(ms.ul_tbf)) {
+ gtfi := { is_dl_tfi := false, tfi := ms.ul_tbf.tfi };
+ } else if (ispresent(ms.dl_tbf)) {
+ gtfi := { is_dl_tfi := true, tfi := ms.dl_tbf.tfi };
+ } else {
+ gtfi := ?;
}
+ return gtfi;
+}
- BTS.send(pcu_msg_cnf);
+altstep as_ms_rx_pkt_neighbor_cell_data(inout GprsMS ms, octetstring exp_si,
+ inout uint5_t exp_container_idx /* := 0 */,
+ inout integer si_offset /* := 0 */,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum,
+ boolean single_step := false)
+runs on MS_BTS_IFACE_CT {
+ var integer len;
+ var octetstring exp_si_chunk;
+ var template (present) GlobalTfi gtfi := f_ms_gtfi_tmpl(ms);
+ var BTS_PDTCH_Block data_msg;
+ var boolean do_repeat := true;
+
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr, tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_NEIGH_CELL_DATA(gtfi, exp_container_idx))
+ )) -> value data_msg {
+
+ var PacketNeighbourCellData neigh_data := data_msg.dl_block.ctrl.payload.u.neighbour_cell_data;
+ var PacketNeighbourCellDataContainer cont := neigh_data.container_list[0];
+
+ if (cont.cd_length == 31) { /* continues on next message */
+ len := lengthof(cont.container_data);
+ exp_si_chunk := substr(exp_si, si_offset, len);
+ if (cont.container_data != exp_si_chunk) {
+ setverdict(fail, "Rx unexpected SI chunk at offset ", si_offset, ": ",
+ cont.container_data, " vs exp ", exp_si_chunk);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ si_offset := si_offset + len;
+ } else if (cont.cd_length == 0) {
+ /* we are done */
+ if (si_offset != lengthof(exp_si)) {
+ setverdict(fail, "Rx unexpectd SI length ", si_offset,
+ " vs exp ", lengthof(exp_si));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ do_repeat := false;
+ } else { /* data length, last message */
+ len := cont.cd_length;
+ exp_si_chunk := substr(exp_si, si_offset, len);
+ if (cont.container_data != exp_si_chunk) {
+ setverdict(fail, "Rx unexpected SI chunk at offset ", si_offset, ": ",
+ cont.container_data, " vs exp ", exp_si_chunk);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ si_offset := si_offset + len;
+ /* we are done */
+ if (si_offset != lengthof(exp_si)) {
+ setverdict(fail, "Rx unexpectd SI length ", si_offset,
+ " vs exp ", lengthof(exp_si));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ do_repeat := false;
+ }
+
+ exp_container_idx := exp_container_idx + 1;
+
+ if (not single_step and do_repeat) {
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ }
+}
+
+/* Handle groups of PKT NEIGHBOUR CELL DATA packets */
+function f_ms_handle_pkt_neighbor_cell_data(inout GprsMS ms, octetstring exp_si,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum,
+ uint5_t exp_container_idx := 0,
+ integer si_offset := 0,
+ boolean single_step := false)
+runs on MS_BTS_IFACE_CT {
+ var BTS_PDTCH_Block data_msg;
+
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [exp_container_idx == 0] as_ms_rx_ignore_dummy(ms, nr);
+ [exp_container_idx > 0] as_rx_fail_dummy(nr);
+ [] as_ms_rx_pkt_neighbor_cell_data(ms, exp_si, exp_container_idx, si_offset, nr, single_step);
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_CTRL(?, ?))) -> value data_msg {
+ var GlobalTfi gtfi := { is_dl_tfi := false, tfi := ms.ul_tbf.tfi };
+ setverdict(fail, "Rx unexpected DL block: ", data_msg.dl_block, " vs exp ",
+ tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_NEIGH_CELL_DATA(gtfi, exp_container_idx)));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ };
+
+ return;
+}
+
+/* Keep receiving & discarding DL blocks until the PCU requests USF for this MS */
+function f_ms_wait_usf(inout GprsMS ms, template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT return uint32_t {
+ var BTS_PDTCH_Block data_msg;
+
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] as_pcuif_rx_ignore_empty(nr);
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ ?)) -> value data_msg {
+ var uint3_t rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ var uint3_t exp_usf := ms.ul_tbf.usf[valueof(nr.ts_nr)];
+ log("Rx DL block USF ", rx_usf, " vs exp USF ", exp_usf);
+ if (rx_usf != exp_usf) {
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ }
+ };
+
+ return data_msg.raw.fn;
}
////////////////////////
// Low level APIs
////////////////////////
-function f_pcuif_rx_imm_ass(template PCUIF_Sapi sapi := PCU_IF_SAPI_AGCH,
+altstep as_rx_ptcch(out BTS_PTCCH_Block ret_msg, template (present) PTCCHDownlinkMsg msg := ?,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum, boolean do_repeat := false)
+runs on MS_BTS_IFACE_CT {
+ [] BTS.receive(tr_PCUIF_DATA_PTCCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PTCCH),
+ msg)) -> value ret_msg {
+ if (do_repeat) {
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PTCCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr))
+ repeat;
+ }
+ }
+}
+
+altstep as_ms_rx_imm_ass(template PCUIF_Sapi sapi := PCU_IF_SAPI_AGCH_2,
+ template GsmRrMessage t_imm_ass := ?,
+ template (present) TsTrxBtsNum nr := ts_TsTrxBtsNum,
+ out GsmRrMessage rr_imm_ass)
+runs on MS_BTS_IFACE_CT {
+ var BTS_CCCH_Block data_msg;
+ [] BTS.receive(tr_PCUIF_DATA_RR(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, 0, sapi := sapi),
+ t_imm_ass)) -> value data_msg {
+ rr_imm_ass := data_msg.rr_msg;
+ log("Rx Immediate Assignment: ", rr_imm_ass);
+ /* Send DATA.cnf back to the IUT */
+ if (ispresent(data_msg.confirm) and data_msg.confirm) {
+ f_pcuif_tx_data_cnf(data_msg);
+ }
+ setverdict(pass);
+ }
+}
+
+function f_pcuif_rx_imm_ass(template PCUIF_Sapi sapi := PCU_IF_SAPI_AGCH_2,
template GsmRrMessage t_imm_ass := ?,
template (present) TsTrxBtsNum nr := tr_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT return GsmRrMessage {
var GsmRrMessage rr_imm_ass;
- var PCUIF_Message pcu_msg;
- var octetstring data;
timer T;
T.start(2.0);
alt {
- [] BTS.receive(tr_PCUIF_DATA_REQ(nr.bts_nr, nr.trx_nr, ts_nr := 0,
- sapi := sapi, data := ?)) -> value pcu_msg {
- /* On PCH the payload is prefixed with paging group (3 octets): skip it.
- * TODO: add an additional template parameter, so we can match it. */
- if (pcu_msg.u.data_req.sapi == PCU_IF_SAPI_PCH) {
- data := substr(pcu_msg.u.data_req.data, 3, pcu_msg.u.data_req.len - 3);
- } else {
- data := pcu_msg.u.data_req.data;
- }
-
- rr_imm_ass := dec_GsmRrMessage(data);
- if (not match(rr_imm_ass, t_imm_ass)) {
- /* Not for us? Wait for more. */
- repeat;
- }
-
- log("Rx Immediate Assignment: ", rr_imm_ass);
-
- /* Send DATA.cnf back to the IUT (only needed for PCH) */
- if (pcu_msg.u.data_req.sapi == PCU_IF_SAPI_PCH) {
- f_pcuif_tx_data_cnf(pcu_msg);
- }
-
- setverdict(pass);
- }
- [] BTS.receive { repeat; }
+ [] as_ms_rx_imm_ass(sapi, t_imm_ass, nr, rr_imm_ass);
+ [] BTS.receive { repeat; } /* TODO: use as_ms_rx_ignore_dummy instead? */
[] T.timeout {
setverdict(fail, "Timeout waiting for Immediate Assignment");
f_shutdown(__BFILE__, __LINE__);
@@ -578,7 +1099,9 @@ runs on MS_BTS_IFACE_CT return GsmRrMessage {
}
/* One phase packet access (see 3GPP TS 44.018, table 9.1.8.1) */
-const BIT8 chan_req_def := '01111000'B;
+const BIT8 chan_req_def := '01111000'B; /* 01111 { 0xx | x0x | xx0 } */
+/* Single block (two phase or RR signalling) packet access */
+const BIT8 chan_req_sb := '01110000'B; /* 01110xxx */
/* Establish an Uplink TBF by sending RACH.ind towards the PCU */
function f_pcuif_tx_rach_rx_imm_ass(uint16_t ra := bit2int(chan_req_def),
@@ -597,7 +1120,7 @@ runs on MS_BTS_IFACE_CT return GsmRrMessage {
BTS.send(ts_PCUIF_RACH_IND(nr.bts_nr, nr.trx_nr, ts_nr := 0,
ra := ra, is_11bit := is_11bit,
burst_type := burst_type,
- fn := fn, arfcn := 871,
+ fn := fn, arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
qta := ta * 4));
/* 3GPP TS 44.018, table 9.1.8.1, note 2b: Request Reference shall be set to 127
@@ -606,17 +1129,19 @@ runs on MS_BTS_IFACE_CT return GsmRrMessage {
if (is_11bit != 0) { ra := 127; }
/* Expect Immediate (TBF) Assignment on the same TS/TRX/BTS */
- return f_pcuif_rx_imm_ass(PCU_IF_SAPI_AGCH, tr_IMM_TBF_ASS(false, ra, fn), nr);
+ return f_pcuif_rx_imm_ass(PCU_IF_SAPI_AGCH_2, tr_IMM_TBF_ASS(false, ra, fn), nr);
}
/* Enqueue DATA.ind (both TDMA frame and block numbers to be patched) */
-function f_pcuif_tx_data_ind(octetstring data, int16_t lqual_cb := 0, uint32_t fn := 0,
+function f_pcuif_tx_data_ind(octetstring data, uint32_t fn := 0,
+ TimingAdvance ta := 0, int16_t lqual_cb := 0,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT {
var template RAW_PCU_EventParam ev_param := {tdma_fn := ? };
BTS.send(ts_PCUIF_DATA_IND(nr.bts_nr, nr.trx_nr, nr.ts_nr, nr.blk_nr,
sapi := PCU_IF_SAPI_PDTCH, data := data,
- fn := fn, arfcn := 871, lqual_cb := lqual_cb));
+ fn := fn, arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ ta_offs_qbits := ta * 4, lqual_cb := lqual_cb));
if (fn != 0) {
ev_param := {tdma_fn := fn };
}
@@ -624,14 +1149,16 @@ runs on MS_BTS_IFACE_CT {
}
/* Enqueue RTS.req, expect DATA.req with UL ACK from the PCU */
-function f_pcuif_rx_data_req(out PCUIF_Message pcu_msg,
+function f_pcuif_rx_data_req_pdtch(out BTS_PDTCH_Block data_msg,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT {
BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
sapi := PCU_IF_SAPI_PDTCH, fn := 0,
- arfcn := 871, block_nr := nr.blk_nr));
- BTS.receive(tr_PCUIF_DATA_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
- sapi := PCU_IF_SAPI_PDTCH)) -> value pcu_msg;
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)), block_nr := nr.blk_nr));
+
+ BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH), *)
+ ) -> value data_msg;
}
/* Expect a Paging Request Type 1 from PCU on PCUIF on specified sapi. */
@@ -640,35 +1167,32 @@ function f_pcuif_rx_pch_pag_req1(template MobileIdentityV mi1 := ?,
template (present) TsTrxBtsNum nr := tr_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT return GsmRrMessage {
var GsmRrMessage rr_pag_req1;
- var PCUIF_Message pcu_msg;
var octetstring imsi_suff_octstr;
var integer pag_group_rx;
- var octetstring macblock;
- BTS.receive(tr_PCUIF_DATA_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
- sapi := PCU_IF_SAPI_PCH)) -> value pcu_msg;
+ var BTS_CCCH_Block data_msg;
+ BTS.receive(tr_PCUIF_DATA_RR(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PCH_2),
+ tr_PAG_REQ1(tr_MI_LV(mi1)))) -> value data_msg;
+ rr_pag_req1 := data_msg.rr_msg;
+ log("Rx Paging Request Type1: ", rr_pag_req1);
- /* First 3 bytes contain IMSI suffix to calculate paging group: */
- imsi_suff_octstr := substr(pcu_msg.u.data_req.data, 0, 3);
+ /* The last 3 digits of the IMSI are used to calculate paging group: */
+ imsi_suff_octstr := substr(char2oct(data_msg.imsi), lengthof(data_msg.imsi) - 3, 3);
pag_group_rx := str2int(oct2char(imsi_suff_octstr[0])) * 100 +
str2int(oct2char(imsi_suff_octstr[1])) * 10 +
str2int(oct2char(imsi_suff_octstr[2]));
- /* Make sure we've got RR Paging Request Type 1 for a given MI */
- macblock := substr(pcu_msg.u.data_req.data, 3, pcu_msg.u.data_req.len - 3);
- rr_pag_req1 := dec_GsmRrMessage(macblock);
- if (not match(rr_pag_req1, tr_PAG_REQ1(tr_MI_LV(mi1)))) {
- setverdict(fail, "Failed to match Paging Request Type 1: ", rr_pag_req1);
- f_shutdown(__BFILE__, __LINE__);
- }
-
/* Make sure that received paging froup matches the expected one */
if (not match(pag_group_rx, pag_group)) {
setverdict(fail, "Paging group", pag_group_rx, " does not match expected ", pag_group);
f_shutdown(__BFILE__, __LINE__);
}
- f_pcuif_tx_data_cnf(pcu_msg);
+ /* Send DATA.cnf back to the IUT */
+ if (ispresent(data_msg.confirm) and data_msg.confirm) {
+ f_pcuif_tx_data_cnf(data_msg);
+ }
return rr_pag_req1;
}
@@ -676,12 +1200,18 @@ function f_rx_rlcmac_dl_block(out RlcmacDlBlock dl_block, out uint32_t dl_fn,
template (present) CodingScheme exp_cs_mcs := ?,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
runs on MS_BTS_IFACE_CT {
- var PCUIF_Message pcu_msg;
- f_pcuif_rx_data_req(pcu_msg, nr := nr);
- dl_block := dec_RlcmacDlBlock(pcu_msg.u.data_req.data);
- dl_fn := pcu_msg.u.data_req.fn;
+ var BTS_PDTCH_Block data_msg;
+ f_pcuif_rx_data_req_pdtch(data_msg, nr := nr);
+
+ if (data_msg.dl_block == omit) {
+ setverdict(fail, "Expected RLCMAC block but received idle block (", data_msg.raw.len, ")");
+ f_shutdown(__BFILE__, __LINE__);
+ }
- var integer len := lengthof(pcu_msg.u.data_req.data);
+ dl_block := data_msg.dl_block;
+ dl_fn := data_msg.raw.fn;
+
+ var integer len := lengthof(data_msg.raw.data);
var CodingScheme cs_mcs := f_rlcmac_block_len2cs_mcs(len)
if (not match(f_rlcmac_block_len2cs_mcs(len), exp_cs_mcs)) {
setverdict(fail, "Failed to match Coding Scheme exp ", exp_cs_mcs, " vs ", cs_mcs, " (", len, ")");
@@ -707,14 +1237,39 @@ runs on MS_BTS_IFACE_CT {
function f_rx_rlcmac_dl_block_exp_dummy(out RlcmacDlBlock dl_block,
template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
-runs on MS_BTS_IFACE_CT {
+runs on MS_BTS_IFACE_CT return uint32_t {
var uint32_t dl_fn;
f_rx_rlcmac_dl_block(dl_block, dl_fn, nr := nr);
- if (not match(dl_block, tr_RLCMAC_DUMMY_CTRL())) {
+ if (not match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
setverdict(fail, "Failed to match Packet DUMMY DL");
f_shutdown(__BFILE__, __LINE__);
}
+ return dl_fn;
+}
+
+/* Keep getting dl_block until first non RLCMAC Dummy is received, then return it */
+function f_rx_rlcmac_dl_block_skip_dummy(out RlcmacDlBlock dl_block,
+ integer max_dummy := -1,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT return uint32_t {
+ var integer i := 0;
+ var uint32_t dl_fn;
+
+ while (true) {
+ f_rx_rlcmac_dl_block(dl_block, dl_fn, nr := nr);
+ if (not match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL)) {
+ /* Received first data, starting processing: */
+ break;
+ }
+ i := i + 1;
+ if (max_dummy >= 0 and i > max_dummy) {
+ setverdict(fail, "Didn't receive DL data after receiving ", i, " dummy blocks");
+ f_shutdown(__BFILE__, __LINE__);
+ break;
+ }
+ }
+ return dl_fn;
}
function f_rx_rlcmac_dl_block_exp_pkt_pag_req(out RlcmacDlBlock dl_block,
@@ -738,6 +1293,7 @@ runs on MS_BTS_IFACE_CT {
if (not match(data_block.mac_hdr.hdr_ext.bsn, exp_bsn)) {
setverdict(fail, "DL block BSN doesn't match: ",
data_block.mac_hdr.hdr_ext.bsn, " vs exp ", exp_bsn);
+ f_shutdown(__BFILE__, __LINE__);
}
if (lengthof(data_block.blocks) < 1) {
@@ -751,14 +1307,10 @@ runs on MS_BTS_IFACE_CT {
f_shutdown(__BFILE__, __LINE__);
}
- /* Check next data blocks contain dummy frames */
- if (lengthof(data_block.blocks) > 1 and substr(data_block.blocks[1].payload, 0, 3) != '43C001'O) {
- setverdict(fail, "Second data payload is not a dummy frame: ",
- data_block.blocks[1].payload);
+ if (not match(data_block.cs, exp_cs)) {
+ setverdict(fail, "Failed to match ", data_block.cs, " vs exp ", exp_cs);
f_shutdown(__BFILE__, __LINE__);
}
-
- /* TODO: check exp_cs */
}
/* This function does what could probably be done with templates */
@@ -783,30 +1335,18 @@ runs on MS_BTS_IFACE_CT {
f_shutdown(__BFILE__, __LINE__);
}
- /* Check next data blocks contain dummy frames */
- if (lengthof(data_block.blocks) > 1 and substr(data_block.blocks[1].payload, 0, 3) != '43C001'O) {
- setverdict(fail, "Second data payload is not a dummy frame: ",
- data_block.blocks[1].payload);
+ if (not match(data_block.mcs, exp_cs)) {
+ setverdict(fail, "Failed to match ", data_block.mcs, " vs exp ", exp_cs);
f_shutdown(__BFILE__, __LINE__);
}
-
- /* TODO: Check exp_cs. In the case of EGPRS, first check mac_hdr.header_type and then decode CPS = exp_cs based on mac_hdr.header_type.
- See wireshark's egprs_Header_type1_coding_puncturing_scheme_to_mcs. */
}
-/* High level (task specific) helper for receiving and matching GPRS/EGPRS data blocks */
-function f_rx_rlcmac_dl_block_exp_data(out RlcmacDlBlock dl_block, out uint32_t dl_fn,
+/* High level (task specific) helper for matching GPRS/EGPRS data blocks */
+function f_rlcmac_dl_block_exp_data(in RlcmacDlBlock dl_block,
template (present) octetstring data := ?,
template (present) uint7_t exp_bsn := ?,
- template (present) CodingScheme exp_cs := ?,
- template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+ template (present) CodingScheme exp_cs := ?)
runs on MS_BTS_IFACE_CT {
- /* FIXME: ideally we should use an alt statement with timeout here, rather than
- * having +100500 layers of abstraction. This would facilitate developing the
- * multi-TBF/-TRX/-BTS tests, where you cannot expect that the first received
- * block is exactly what you need. */
- f_rx_rlcmac_dl_block(dl_block, dl_fn, nr := nr);
-
/* Make sure it's either GPRS or EGPRS data block */
if (not match(dl_block, tr_RLCMAC_DATA)) {
setverdict(fail, "Failed to match DL DATA: ", dl_block, " vs ", tr_RLCMAC_DATA);
@@ -824,6 +1364,22 @@ runs on MS_BTS_IFACE_CT {
}
}
+/* High level (task specific) helper for receiving and matching GPRS/EGPRS data blocks */
+function f_rx_rlcmac_dl_block_exp_data(out RlcmacDlBlock dl_block, out uint32_t dl_fn,
+ template (present) octetstring data := ?,
+ template (present) uint7_t exp_bsn := ?,
+ template (present) CodingScheme exp_cs := ?,
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum)
+runs on MS_BTS_IFACE_CT {
+ /* FIXME: ideally we should use an alt statement with timeout here, rather than
+ * having +100500 layers of abstraction. This would facilitate developing the
+ * multi-TBF/-TRX/-BTS tests, where you cannot expect that the first received
+ * block is exactly what you need. */
+ f_rx_rlcmac_dl_block(dl_block, dl_fn, nr := nr);
+
+ f_rlcmac_dl_block_exp_data(dl_block, data, exp_bsn, exp_cs);
+}
+
function f_dl_block_ack_fn(in RlcmacDlBlock dl_block, uint32_t dl_fn)
runs on MS_BTS_IFACE_CT return uint32_t {
var boolean rrbp_valid;
@@ -831,7 +1387,7 @@ runs on MS_BTS_IFACE_CT return uint32_t {
/* The argument must be either a GPRS or EGPRS data block */
if (ischosen(dl_block.data_egprs)) {
- rrbp_valid := true; /* always valid */
+ rrbp_valid := dl_block.data_egprs.mac_hdr.esp != '00'B;
rrbp := dl_block.data_egprs.mac_hdr.rrbp;
} else if (ischosen(dl_block.data)) {
rrbp_valid := dl_block.data.mac_hdr.mac_hdr.rrbp_valid;
@@ -850,13 +1406,79 @@ runs on MS_BTS_IFACE_CT return uint32_t {
return f_rrbp_ack_fn(dl_fn, rrbp);
}
-function f_pkt_paging_match_tmsi(in PacketPagingReq req, template GsmTmsi tmsi)
-runs on MS_BTS_IFACE_CT {
- if (not match(req.repeated_pageinfo.cs.tmsi, tmsi)) {
- setverdict(fail, "Mobile Identity (TMSI/P-TMSI) mismatch: ",
- "expected: ", tmsi, "got: ", req.repeated_pageinfo.cs.tmsi);
+function f_dl_block_rrbp_valid(in RlcmacDlBlock dl_block)
+runs on MS_BTS_IFACE_CT return boolean {
+ if (ischosen(dl_block.data_egprs)) {
+ return dl_block.data_egprs.mac_hdr.esp != '00'B;
+ } else if (ischosen(dl_block.data)) {
+ return dl_block.data.mac_hdr.mac_hdr.rrbp_valid;
+ } else {
+ return dl_block.ctrl.mac_hdr.rrbp_valid;
+ }
+}
+
+/* Return true if a given Packet Paging Request contains the given IMSI, false otherwise */
+function f_pkt_paging_match_imsi(in PacketPagingReq req, template (present) hexstring imsi,
+ boolean cs_domain := true, boolean ps_domain := true)
+runs on MS_BTS_IFACE_CT return boolean {
+ if (not ispresent(req.repeated_pageinfo)) {
+ setverdict(fail, "Packet Paging Request without MIs?!?");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ for (var integer i := 0; i < lengthof(req.repeated_pageinfo); i := i + 1) {
+ var PageInfo info := req.repeated_pageinfo[i].item;
+ var MobileIdentityLV_Paging mi_lv;
+
+ if (ischosen(info.cs)) { /* CS domain */
+ if (not ispresent(info.cs.mobile_identity))
+ { continue; }
+ if (not cs_domain)
+ { continue; }
+ mi_lv := info.cs.mobile_identity;
+ } else { /* PS domain */
+ if (not ispresent(info.ps.mobile_identity))
+ { continue; }
+ if (not ps_domain)
+ { continue; }
+ mi_lv := info.ps.mobile_identity;
+ }
+
+ /* Make sure MI contains IMSI before referencing it */
+ if (match(mi_lv.mobile_id, decmatch tr_MI_IMSI(imsi))) {
+ return true;
+ }
+ }
+
+ return false;
+}
+
+/* Return true if a given Packet Paging Request contains the given P-TMSI, false otherwise */
+function f_pkt_paging_match_tmsi(in PacketPagingReq req, template GsmTmsi tmsi,
+ boolean cs_domain := true, boolean ps_domain := true)
+runs on MS_BTS_IFACE_CT return boolean {
+ if (not ispresent(req.repeated_pageinfo)) {
+ setverdict(fail, "Packet Paging Request without MIs?!?");
f_shutdown(__BFILE__, __LINE__);
}
+
+ for (var integer i := 0; i < lengthof(req.repeated_pageinfo); i := i + 1) {
+ var PageInfo info := req.repeated_pageinfo[i].item;
+
+ if (cs_domain and ischosen(info.cs)) {
+ if (not ispresent(info.cs.tmsi))
+ { continue; }
+ if (match(info.cs.tmsi, tmsi))
+ { return true; }
+ } else if (ps_domain) {
+ if (not ispresent(info.ps.ptmsi))
+ { continue; }
+ if (match(info.ps.ptmsi, tmsi))
+ { return true; }
+ }
+ }
+
+ return false;
}
}
diff --git a/pcu/GPRS_TBF.ttcn b/pcu/GPRS_TBF.ttcn
index fb420972..3794410b 100644
--- a/pcu/GPRS_TBF.ttcn
+++ b/pcu/GPRS_TBF.ttcn
@@ -14,6 +14,7 @@ module GPRS_TBF {
import from GSM_Types all;
import from Osmocom_Types all;
import from General_Types all;
+import from Misc_Helpers all;
import from RLCMAC_CSN1_Types all;
import from RLCMAC_Types all;
import from RLCMAC_Templates all;
@@ -326,10 +327,10 @@ function f_ul_tbf_get_next_block(out RlcmacUlBlock blk, inout UlTbfState us, ino
/* include TLLI when needed */
if (tlli_needed) {
- blk := valueof(t_RLCMAC_UL_DATA_TLLI(us.tfi, cv, us.et.v_s,
+ blk := valueof(t_RLCMAC_UL_DATA_TLLI(CS_1, us.tfi, cv, us.et.v_s,
llc_blocks, false, mmctx.tlli));
} else {
- blk := valueof(t_RLCMAC_UL_DATA(us.tfi, cv, us.et.v_s, llc_blocks, false));
+ blk := valueof(t_RLCMAC_UL_DATA(CS_1, us.tfi, cv, us.et.v_s, llc_blocks, false));
}
/* Increment Block Sequence Number */
@@ -409,8 +410,9 @@ function f_dl_tbf_mod_sns(DlTbfState ds, integer val) return integer
}
function f_dl_tbf_is_in_window(integer bsn) return boolean {
- setverdict(fail, "pleaes implement me");
- mtc.stop;
+ Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail,
+ "please implement me");
+ return false;
}
function f_dl_tbf_is_received(inout DlTbfState ds, integer bsn) return boolean {
diff --git a/pcu/PCUIF_Components.ttcn b/pcu/PCUIF_Components.ttcn
index aa2ab422..6e956ba8 100644
--- a/pcu/PCUIF_Components.ttcn
+++ b/pcu/PCUIF_Components.ttcn
@@ -19,6 +19,11 @@ import from UD_Types all;
import from PCUIF_Types all;
import from PCUIF_CodecPort all;
+import from Osmocom_Types all;
+import from General_Types all;
+import from RLCMAC_Types all;
+import from GSM_RR_Types all;
+
/* Component communication diagram:
*
* +-----+ +----------+ +---------+
@@ -119,11 +124,63 @@ template RAW_PCU_Command tr_RAW_PCU_CMD(template RAW_PCU_CommandType cmd := ?,
data := data
}
+/* PCUIF req_data containing decoded rlcmac/rr, for users to be able to match
+ * directly on receive()
+ */
+type record BTS_PDTCH_Block {
+ uint8_t bts_nr,
+ PCUIF_data raw,
+ RlcmacDlBlock dl_block optional
+};
+type record BTS_PTCCH_Block {
+ uint8_t bts_nr,
+ PCUIF_data raw,
+ PTCCHDownlinkMsg dl_block optional
+};
+type record BTS_CCCH_Block {
+ uint8_t bts_nr,
+ PCUIF_data raw,
+ OCT4 msg_id optional,
+ charstring imsi optional,
+ GsmRrMessage rr_msg,
+ boolean confirm optional
+};
+template BTS_PDTCH_Block tr_PCUIF_DATA_PDTCH(template uint8_t bts_nr,
+ template PCUIF_data raw,
+ template RlcmacDlBlock dl_block := ?) := {
+ bts_nr := bts_nr,
+ raw := raw,
+ dl_block := dl_block
+};
+template BTS_PTCCH_Block tr_PCUIF_DATA_PTCCH(template uint8_t bts_nr,
+ template PCUIF_data raw,
+ template PTCCHDownlinkMsg dl_block := ?) := {
+ bts_nr := bts_nr,
+ raw := raw,
+ dl_block := dl_block
+};
+template BTS_CCCH_Block tr_PCUIF_DATA_RR(template uint8_t bts_nr,
+ template PCUIF_data raw,
+ template GsmRrMessage rr_msg := ?,
+ template OCT4 msg_id := *,
+ template charstring imsi := *,
+ template boolean confirm := *) := {
+ bts_nr := bts_nr,
+ raw := raw,
+ msg_id := msg_id,
+ imsi := imsi,
+ rr_msg := rr_msg,
+ confirm := confirm
+};
+
/* Generic port for messages and events */
type port RAW_PCU_MSG_PT message {
inout RAW_PCU_Command;
inout RAW_PCU_Event;
inout PCUIF_Message;
+ inout BTS_PDTCH_Block;
+ inout BTS_PTCCH_Block;
+ inout BTS_CCCH_Block;
} with { extension "internal" };
/* TDMA frame clock generator */
@@ -165,10 +222,12 @@ function f_tdma_ptcch_fn2ss(integer fn) return integer
return ss;
}
-function f_ClckGen_CT_handler()
+function f_ClckGen_CT_handler(integer start_fn := 0)
runs on RAW_PCU_ClckGen_CT {
var integer fn104, fn52, fn13;
+ fn := start_fn;
+
while (true) {
fn104 := fn mod 104;
fn52 := fn mod 52;
@@ -261,6 +320,8 @@ type component RAW_PCU_BTS_CT {
/* Whether to forward PTCCH/U burst events to the TC */
var boolean cfg_ptcch_burst_fwd := false;
+
+ var PCUIF_info_ind g_info_ind;
}
/* Queue received messages from Test Case, they will eventually be scheduled and
@@ -272,7 +333,11 @@ runs on RAW_PCU_BTS_CT {
/* Enqueue DATA.ind and RTS.req messages */
[] TC.receive(tr_PCUIF_MSG(PCU_IF_MSG_DATA_IND, bts_nr)) -> value pcu_msg {
- f_PCUIF_MsgQueue_enqueue(pdtch_data_queue, pcu_msg);
+ if (pcu_msg.u.data_ind.sapi == PCU_IF_SAPI_BCCH) {
+ PCUIF.send(pcu_msg); /* Forward directly ASAP */
+ } else {
+ f_PCUIF_MsgQueue_enqueue(pdtch_data_queue, pcu_msg);
+ }
repeat;
}
[] TC.receive(tr_PCUIF_RTS_REQ(bts_nr, sapi := PCU_IF_SAPI_PDTCH)) -> value pcu_msg {
@@ -290,6 +355,84 @@ runs on RAW_PCU_BTS_CT {
}
}
+/* Submit empty data on any available TS, to set up initial TDMA clock */
+private function f_tx_first_data_ind(integer bts_nr, PCUIF_info_ind info_ind, integer start_fn)
+runs on RAW_PCU_BTS_CT
+{
+ var PCUIF_Message pcu_msg;
+
+ /* Find an active TS: */
+ for (var uint8_t ts_nr := 0; ts_nr < 8; ts_nr := ts_nr + 1) {
+ for (var integer trx_nr := 0; trx_nr < lengthof(g_info_ind.trx); trx_nr := trx_nr + 1) {
+ if (g_info_ind.trx[trx_nr].pdch_mask[ts_nr] == '0'B) {
+ continue; /* TRX+TS not activated */
+ }
+
+ /* Send empty DATA.ind to set up FN */
+ pcu_msg := valueof(ts_PCUIF_DATA_IND(bts_nr, trx_nr, ts_nr, 0 /* FIXME */,
+ PCU_IF_SAPI_PDTCH, ''O, start_fn,
+ g_info_ind.trx[trx_nr].arfcn,
+ rssi := -80, ber10k := 0,
+ ta_offs_qbits := 0, lqual_cb := 10));
+ PCUIF.send(pcu_msg);
+ return;
+ }
+ }
+}
+
+private function fn2macblock(uint32_t fn) return uint8_t
+{
+ return (fn mod 52) / 4;
+}
+
+/* Get first message from queue. true if non-empty, false otherwise */
+private function f_tx_data_ind_fn(integer bts_nr, integer fn)
+runs on RAW_PCU_BTS_CT
+{
+ var PCUIF_Message pcu_msg;
+ var boolean has_msg, use_msg;
+
+ for (var uint8_t ts_nr := 0; ts_nr < 8; ts_nr := ts_nr + 1) {
+ for (var integer trx_nr := 0; trx_nr < lengthof(g_info_ind.trx); trx_nr := trx_nr + 1) {
+ //var charstring prefix := "BTS=" & int2str(bts_nr) & ",TRX=" & int2str(trx_nr) & ",TS=" & int2str(ts_nr) & ",FN=" & int2str(fn) & ": ";
+ if (g_info_ind.trx[trx_nr].pdch_mask[ts_nr] == '0'B) {
+ //log(prefix, "disabled");
+ continue; /* TRX+TS not activated */
+ }
+
+ /* Check if we reached time to serve the first DATA.ind message in the queue: */
+ has_msg := f_PCUIF_MsgQueue_first(pdtch_data_queue, pcu_msg) and
+ pcu_msg.u.data_ind.trx_nr == trx_nr and
+ pcu_msg.u.data_ind.ts_nr == ts_nr;
+ use_msg := has_msg and (pcu_msg.u.data_ind.fn == 0 or pcu_msg.u.data_ind.fn == fn);
+ if (use_msg) {
+ /* Dequeue a DATA.ind message */
+ f_PCUIF_MsgQueue_dequeue(pdtch_data_queue, pcu_msg);
+ /* Patch TDMA frame / block number */
+ pcu_msg.u.data_ind.fn := fn;
+ pcu_msg.u.data_ind.block_nr := fn2macblock(fn);
+ //log(prefix, "DATA.ind");
+ } else if (has_msg and pcu_msg.u.data_ind.fn < fn) {
+ setverdict(fail, "We are late scheduling the block! ", pcu_msg.u.data_ind.fn, " < ", fn);
+ mtc.stop;
+ } else {
+ /* NOPE.ind: */
+ pcu_msg := valueof(ts_PCUIF_DATA_IND(bts_nr, trx_nr, ts_nr, 0 /* FIXME */,
+ PCU_IF_SAPI_PDTCH, ''O, fn,
+ g_info_ind.trx[trx_nr].arfcn,
+ rssi := -80, ber10k := 0,
+ ta_offs_qbits := 0, lqual_cb := 10));
+ //log(prefix, "DATA.ind (len=0)");
+ }
+
+ PCUIF.send(pcu_msg); /* Send to the PCU and notify the TC */
+ if (use_msg) {
+ TC.send(ts_RAW_PCU_CLCK_EV(TDMA_EV_PDTCH_BLOCK_SENT, fn));
+ }
+ }
+ }
+}
+
/* Handle schedule events and manage actions: Send msgs over PCUIF to PCU,
* advertise Test Case about sent messages, etc. */
private altstep as_BTS_CT_TDMASched(integer bts_nr)
@@ -297,7 +440,6 @@ runs on RAW_PCU_BTS_CT {
var PCUIF_Message pcu_msg;
var RAW_PCU_Event event;
var integer ev_begin_fn;
- var integer next_fn;
[] CLCK.receive(tr_RAW_PCU_EV(TDMA_EV_PDTCH_BLOCK_BEG)) -> value event {
/* If the RTS queue for PDTCH is not empty, send a message */
@@ -306,7 +448,7 @@ runs on RAW_PCU_BTS_CT {
/* Patch TDMA frame / block number and send */
pcu_msg.u.rts_req.fn := event.data.tdma_fn;
- pcu_msg.u.rts_req.block_nr := 0; /* FIXME! */
+ pcu_msg.u.rts_req.block_nr := fn2macblock(event.data.tdma_fn);
PCUIF.send(pcu_msg);
}
@@ -315,29 +457,10 @@ runs on RAW_PCU_BTS_CT {
PCUIF.send(ts_PCUIF_TIME_IND(bts_nr, event.data.tdma_fn));
repeat;
}
- [lengthof(pdtch_data_queue) > 0] CLCK.receive(tr_RAW_PCU_EV(TDMA_EV_PDTCH_BLOCK_END)) -> value event {
+ [] CLCK.receive(tr_RAW_PCU_EV(TDMA_EV_PDTCH_BLOCK_END)) -> value event {
/* FN matching the beginning of current block: */
ev_begin_fn := event.data.tdma_fn - 3;
-
- /* Check if we reached time to serve the first DATA.ind message in the queue: */
- f_PCUIF_MsgQueue_first(pdtch_data_queue, pcu_msg);
- next_fn := pcu_msg.u.data_ind.fn;
- if (next_fn != 0 and next_fn != ev_begin_fn) {
- if (next_fn < ev_begin_fn) {
- setverdict(fail, "We are late scheduling the block! ", next_fn, " < ", ev_begin_fn);
- mtc.stop;
- }
- repeat;
- }
- /* Dequeue a DATA.ind message */
- f_PCUIF_MsgQueue_dequeue(pdtch_data_queue, pcu_msg);
-
- /* Patch TDMA frame / block number */
- pcu_msg.u.data_ind.fn := ev_begin_fn;
- pcu_msg.u.data_ind.block_nr := 0; /* FIXME! */
-
- PCUIF.send(pcu_msg); /* Send to the PCU and notify the TC */
- TC.send(ts_RAW_PCU_CLCK_EV(TDMA_EV_PDTCH_BLOCK_SENT, ev_begin_fn));
+ f_tx_data_ind_fn(bts_nr, ev_begin_fn);
repeat;
}
[lengthof(ptcch_rts_queue) > 0] CLCK.receive(tr_RAW_PCU_EV(TDMA_EV_PTCCH_DL_BLOCK)) -> value event {
@@ -348,7 +471,7 @@ runs on RAW_PCU_BTS_CT {
/* Patch TDMA frame / block number and send */
pcu_msg.u.rts_req.fn := ev_begin_fn;
- pcu_msg.u.rts_req.block_nr := 0; /* FIXME! */
+ pcu_msg.u.rts_req.block_nr := fn2macblock(ev_begin_fn);
PCUIF.send(pcu_msg);
repeat;
}
@@ -361,11 +484,16 @@ runs on RAW_PCU_BTS_CT {
[] CLCK.receive(tr_RAW_PCU_CLCK_EV) { repeat; }
}
-function f_BTS_CT_handler(integer bts_nr, PCUIF_info_ind info_ind)
+function f_BTS_CT_handler(integer bts_nr, PCUIF_info_ind info_ind, boolean decode_data_req := false)
runs on RAW_PCU_BTS_CT {
var PCUIF_Message pcu_msg;
var RAW_PCU_Command cmd;
var RAW_PCU_Event event;
+ var BTS_PDTCH_Block pcu_msg_pdtch;
+ var BTS_PTCCH_Block pcu_msg_ptcch;
+ var BTS_CCCH_Block pcu_msg_rr;
+
+ g_info_ind := info_ind;
/* Init TDMA clock generator (so we can stop and start it) */
vc_CLCK_GEN := RAW_PCU_ClckGen_CT.create("ClckGen-" & int2str(bts_nr)) alive;
@@ -387,11 +515,14 @@ runs on RAW_PCU_BTS_CT {
u := { info_ind := info_ind }
});
+ const integer start_fn := 0;
+ f_tx_first_data_ind(bts_nr, info_ind, start_fn);
+
/* Notify the test case that we're done with SI13 */
TC.send(ts_RAW_PCU_EV(BTS_EV_SI13_NEGO));
/* Start feeding clock to the PCU */
- vc_CLCK_GEN.start(f_ClckGen_CT_handler());
+ vc_CLCK_GEN.start(f_ClckGen_CT_handler(start_fn));
repeat;
}
/* PCU -> TS becomes active */
@@ -406,6 +537,59 @@ runs on RAW_PCU_BTS_CT {
"/TS" & int2str(pcu_msg.u.act_req.ts_nr));
repeat;
}
+ [decode_data_req] PCUIF.receive(tr_PCUIF_DATA_REQ(bts_nr, ?, ?, sapi := PCU_IF_SAPI_PCH_2)) -> value pcu_msg {
+ var charstring imsi_filter_regexp := "(\d*)"; /* numbers only */
+ var PCUIF_pch pch;
+
+ pcu_msg_rr.bts_nr := bts_nr;
+ pcu_msg_rr.raw := pcu_msg.u.data_req;
+
+ pch := dec_PCUIF_pch(pcu_msg_rr.raw.data);
+ pcu_msg_rr.msg_id := pch.msg_id;
+ pcu_msg_rr.imsi := regexp(pch.imsi, imsi_filter_regexp, 0);
+ pcu_msg_rr.rr_msg := dec_GsmRrMessage(pch.data);
+ pcu_msg_rr.confirm := pch.confirm;
+
+ TC.send(pcu_msg_rr);
+ repeat;
+ }
+ [decode_data_req] PCUIF.receive(tr_PCUIF_DATA_REQ(bts_nr, ?, ?, sapi := PCU_IF_SAPI_AGCH_2)) -> value pcu_msg {
+ var PCUIF_agch agch;
+
+ pcu_msg_rr.bts_nr := bts_nr;
+ pcu_msg_rr.raw := pcu_msg.u.data_req;
+
+ agch := dec_PCUIF_agch(pcu_msg_rr.raw.data);
+ pcu_msg_rr.imsi := omit;
+ pcu_msg_rr.msg_id := agch.msg_id;
+ pcu_msg_rr.rr_msg := dec_GsmRrMessage(agch.data);
+ pcu_msg_rr.confirm := agch.confirm;
+
+ TC.send(pcu_msg_rr);
+ repeat;
+ }
+ [decode_data_req] PCUIF.receive(tr_PCUIF_DATA_REQ(bts_nr, ?, ?, sapi := PCU_IF_SAPI_PDTCH)) -> value pcu_msg {
+ pcu_msg_pdtch.bts_nr := bts_nr;
+ pcu_msg_pdtch.raw := pcu_msg.u.data_req;
+ if (pcu_msg_pdtch.raw.len != 0) {
+ pcu_msg_pdtch.dl_block := dec_RlcmacDlBlock(pcu_msg_pdtch.raw.data);
+ } else {
+ pcu_msg_pdtch.dl_block := omit;
+ }
+ TC.send(pcu_msg_pdtch);
+ repeat;
+ }
+ [decode_data_req] PCUIF.receive(tr_PCUIF_DATA_REQ(bts_nr, ?, ?, sapi := PCU_IF_SAPI_PTCCH)) -> value pcu_msg {
+ pcu_msg_ptcch.bts_nr := bts_nr;
+ pcu_msg_ptcch.raw := pcu_msg.u.data_req;
+ if (pcu_msg_ptcch.raw.len != 0) {
+ pcu_msg_ptcch.dl_block := dec_PTCCHDownlinkMsg(pcu_msg_ptcch.raw.data);
+ } else {
+ pcu_msg_ptcch.dl_block := omit;
+ }
+ TC.send(pcu_msg_ptcch);
+ repeat;
+ }
/* PCU -> test case forwarding (filter by the BTS number) */
[] PCUIF.receive(tr_PCUIF_MSG(?, bts_nr)) -> value pcu_msg {
TC.send(pcu_msg);
diff --git a/pcu/PCU_Tests.cfg b/pcu/PCU_Tests.cfg
index 98f86765..6d3407de 100644
--- a/pcu/PCU_Tests.cfg
+++ b/pcu/PCU_Tests.cfg
@@ -8,18 +8,52 @@
[MODULE_PARAMETERS]
SGSN_Components.mp_nsconfig := {
- provider := {
- ip := {
- address_family := AF_INET,
- local_ip := "127.0.0.1",
- local_udp_port := 23000,
- remote_ip := "127.0.0.1",
- remote_udp_port := 22000
- }
- },
- nsvci := 1234,
nsei := 1234,
- handle_sns := false
+ handle_sns := false,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23000,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23001,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23002,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ }
+ }
}
[TESTPORT_PARAMETERS]
diff --git a/pcu/PCU_Tests.default b/pcu/PCU_Tests.default
index 99440435..c72720b7 100644
--- a/pcu/PCU_Tests.default
+++ b/pcu/PCU_Tests.default
@@ -4,8 +4,9 @@
[LOGGING]
#*.FileMask := LOG_ALL
-ConsoleMask := ERROR | WARNING | TESTCASE | TIMEROP_START | DEBUG_ENCDEC | USER
-"ClckGen-0".ConsoleMask := ERROR | USER
+ConsoleMask := ERROR | WARNING | TESTCASE | TIMEROP_START | USER
+PCUIF.ConsoleMask := ERROR | TESTCASE | TIMEROP_START | USER
+"ClckGen-0".ConsoleMask := ERROR
[MODULE_PARAMETERS]
SGSN_Components.mp_gb_cfg := {
@@ -28,8 +29,7 @@ SGSN_Components.mp_gb_cfg := {
}
};
Osmocom_VTY_Functions.mp_prompt_prefix := "OsmoPCU";
-PCUIF_Types.mp_pcuif_version := 10;
-StatsD_Checker.mp_enable_stats := true;
+PCUIF_Types.mp_pcuif_version := 12;
[TESTPORT_PARAMETERS]
*.PCU.socket_type := "SEQPACKET"
diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index ea3e6ba3..7aca712d 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -22,6 +22,7 @@ import from General_Types all;
import from Osmocom_Types all;
import from GSM_Types all;
import from GSM_RR_Types all;
+import from GSM_RestOctets all;
import from Osmocom_VTY_Functions all;
import from TELNETasp_PortType all;
@@ -56,21 +57,31 @@ import from StatsD_CodecPort all;
import from StatsD_CodecPort_CtrlFunct all;
import from StatsD_Checker all;
+import from IPA_Emulation all;
+import from Osmocom_CTRL_Types all;
+import from Osmocom_CTRL_Adapter all;
+import from Osmocom_CTRL_Functions all;
+
modulepar {
charstring mp_pcu_sock_path := PCU_SOCK_DEFAULT;
+ float X2001 := 2.0; /* Timer -2001, Pkt Dl Ass timeout */
float X2002 := 0.2; /* Timer -2002, IMM ASSIGN confirm delay */
charstring mp_pcu_statsd_ip := "127.0.0.1";
integer mp_pcu_statsd_port := 8125;
+
+ charstring mp_ctrl_neigh_ip := ""; /* Use new PCUIF over IPA multiplex for Neigh Addr Resolution */
+ integer mp_ctrl_neigh_port := 4248;
}
/* FIXME: make sure to use parameters from mp_gb_cfg.cell_id in the PCU INFO IND */
-friend template (value) PCUIF_info_ind ts_PCUIF_INFO_default := {
+friend template (value) PCUIF_info_ind ts_PCUIF_INFO_default(template (value) PCUIF_Flags flags := c_PCUIF_Flags_default)
+:= {
version := PCUIF_Types.mp_pcuif_version,
- flags := c_PCUIF_Flags_default,
- trx := f_PCUIF_ver_INFO_Trxs(),
+ flags := flags,
+ trx := ts_PCUIF_InfoTrxs_def(GPRS_Components.mp_base_arfcn),
bsic := 7,
mcc := 262,
mnc := 42,
@@ -89,28 +100,57 @@ friend template (value) PCUIF_info_ind ts_PCUIF_INFO_default := {
t3191 := 5,
t3193_10ms := 160,
t3195 := 5,
- t3101 := 10,
- t3103 := 4,
- t3105 := 8,
+ n3101 := 10,
+ n3103 := 4,
+ n3105 := 8,
cv_countdown := 15,
dl_tbf_ext := 250 * 10, /* ms */
ul_tbf_ext := 250 * 10, /* ms */
initial_cs := 2,
- initial_mcs := 6,
- nsvci := { mp_nsconfig.nsvci, 0 },
- local_port := { mp_nsconfig.provider.ip.remote_udp_port, 0 },
- remote_port := { mp_nsconfig.provider.ip.local_udp_port, 0 },
- remote_addr := f_PCUIF_ver_INFO_RemoteAddr(
- f_PCUIF_AF2addr_type(mp_nsconfig.provider.ip.address_family), mp_nsconfig.provider.ip.local_ip)
+ initial_mcs := 1,
+ nsvci := { mp_nsconfig.nsvc[0].nsvci, 0 },
+ local_port := { mp_nsconfig.nsvc[0].provider.ip.remote_udp_port, 0 },
+ remote_port := { mp_nsconfig.nsvc[0].provider.ip.local_udp_port, 0 },
+ remote_addr := f_PCUIF_RemoteAddr(
+ f_PCUIF_AF2addr_type(mp_nsconfig.nsvc[0].provider.ip.address_family), mp_nsconfig.nsvc[0].provider.ip.local_ip),
+ bts_model := PCU_IF_BTS_MODEL_TRX
}
+/* Passed in RAN-INFO message from emulated neighbor using RIM */
+const octetstring si1_default := '198fb100000000000000000000000000007900002b'O;
+const octetstring si3_default := '1b753000f110236ec9033c2747407900003c0b2b2b'O;
+const octetstring si13_default := '009000185a6fc9e08410ab2b2b2b2b2b2b2b2b2b2b'O;
+const octetstring si_default := si1_default & si3_default & si13_default;
+
+const MultislotCap_GPRS mscap_gprs_def := {
+ gprsmultislotclass := '00011'B,
+ gprsextendeddynalloccap := '0'B
+};
+const MultislotCap_EGPRS mscap_egprs_def := {
+ egprsmultislotclass := '00011'B,
+ egprsextendeddynalloccap := '0'B
+};
+template (value) MSRadioAccessCapabilityV ms_racap_gprs_def := { ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs_def, omit) };
+template (value) MSRadioAccessCapabilityV ms_racap_egprs_def := { ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs_def, mscap_egprs_def) };
+
+const MultislotCap_GPRS_BSSGP bssgp_mscap_gprs_def := {
+ gprsmultislotclass := '00011'B,
+ gprsextendeddynalloccap := '0'B
+};
+const MultislotCap_EGPRS_BSSGP bssgp_mscap_egprs_def := {
+ egprsmultislotclass := '00011'B,
+ egprsextendeddynalloccap := '0'B
+};
+template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_gprs_def := { valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs_def, omit)) };
+template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_egprs_def := { valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs_def, bssgp_mscap_egprs_def)) };
+
type record lqual_range {
/* component reference to the IPA_Client component used for RSL */
uint8_t low,
uint8_t high
}
-type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdlr {
+type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdlr, CTRL_Adapter_CT {
/* PCU interface abstraction component */
var RAW_PCUIF_CT vc_PCUIF;
@@ -118,7 +158,7 @@ type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdl
var StatsD_Checker_CT vc_STATSD;
/* Connection to the PCUIF component */
- port RAW_PCU_MSG_PT PCUIF;
+ //port RAW_PCU_MSG_PT PCUIF;
/* VTY connection to the PCU */
port TELNETasp_PT PCUVTY;
@@ -145,7 +185,6 @@ type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdl
var uint8_t g_mcs_max_dl := 9;
var uint8_t g_mcs_max_ul := 9;
- var boolean g_egprs_only := false;
var boolean g_force_two_phase_access := false;
/* Guard timeout */
@@ -190,12 +229,40 @@ private function f_pcuvty_set_link_quality_ranges() runs on RAW_PCU_Test_CT {
f_vty_config2(PCUVTY, {"pcu"}, cmd);
}
-private function f_init_vty(charstring id) runs on RAW_PCU_Test_CT {
+private function f_pcuvty_flush_neigh_caches() runs on RAW_PCU_Test_CT {
+ f_pcuvty_set_neigh_caches(0, 0);
+}
+
+private function f_pcuvty_set_neigh_caches(integer neigh_cache_secs := -1, integer si_cache_secs := -1)
+runs on RAW_PCU_Test_CT {
+ if (neigh_cache_secs == -1) {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X10 default");
+ } else {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X10 " & int2str(neigh_cache_secs));
+ }
+ if (si_cache_secs == -1) {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X11 default");
+ } else {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X11 " & int2str(si_cache_secs));
+ }
+}
+
+private function f_pcuvty_set_timer(integer t, integer val)
+runs on RAW_PCU_Test_CT {
+ if (t >= 0) {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer T" & int2str(t) & " " & int2str(val));
+ } else {
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X" & int2str(t * -1) & " " & int2str(val));
+ }
+}
+
+private function f_init_vty(charstring id, boolean egprs_only) runs on RAW_PCU_Test_CT {
map(self:PCUVTY, system:PCUVTY);
f_vty_set_prompts(PCUVTY);
f_vty_transceive(PCUVTY, "enable");
- if (g_egprs_only) {
+ /* This will be removed soon, not needed. EGPRS support is controlled through pcu_ind flags */
+ if (egprs_only) {
f_vty_config2(PCUVTY, {"pcu"}, "egprs only");
} else {
f_vty_config2(PCUVTY, {"pcu"}, "no egprs");
@@ -215,16 +282,16 @@ runs on RAW_PCU_Test_CT {
activate(as_Tguard_RAW());
/* Init PCU interface component */
- vc_PCUIF := RAW_PCUIF_CT.create("PCUIF");
- connect(vc_PCUIF:MTC, self:PCUIF);
+ vc_PCUIF := RAW_PCUIF_CT.create("PCUIF") alive;
+ //connect(vc_PCUIF:MTC, self:PCUIF);
map(vc_PCUIF:PCU, system:PCU);
/* Create one BTS component (we may want more some day) */
- vc_BTS := RAW_PCU_BTS_CT.create("BTS");
+ vc_BTS := RAW_PCU_BTS_CT.create("BTS") alive;
connect(vc_BTS:PCUIF, vc_PCUIF:BTS);
connect(vc_BTS:TC, self:BTS);
- f_init_vty(id);
+ f_init_vty(id, f_pcuif_ind_flags_egprs_enabled(valueof(info_ind.flags)));
f_init_statsd(id, vc_STATSD, mp_pcu_statsd_ip, mp_pcu_statsd_port);
/* This is normally done in the ConnHdlr component, but here
@@ -232,15 +299,88 @@ runs on RAW_PCU_Test_CT {
connect(self:STATSD_PROC, vc_STATSD:STATSD_PROC);
vc_PCUIF.start(f_PCUIF_CT_handler(mp_pcu_sock_path));
- vc_BTS.start(f_BTS_CT_handler(0, valueof(info_ind)));
+ vc_BTS.start(f_BTS_CT_handler(0, valueof(info_ind), true));
/* Wait until the BTS is ready (SI13 negotiated) */
BTS.receive(tr_RAW_PCU_EV(BTS_EV_SI13_NEGO));
}
+/* Register TLLI of each allocated GprsMS instance */
+private function f_multi_ms_bssgp_register()
+runs on RAW_PCU_Test_CT {
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, g_ms[i].tlli);
+ }
+}
+
+/* Allocate [and activate] an Uplink TBF for each allocated GprsMS instance */
+private function f_multi_ms_establish_tbf(boolean do_activate := false)
+runs on RAW_PCU_Test_CT {
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(g_ms[i]);
+
+ /* Send a random block, so this TBF becomes "active" */
+ if (do_activate) {
+ /* FIXME: use the new APU by Pau to get correct TRX/TS here */
+ var template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum(7, i mod 8);
+ var octetstring dummy := f_rnd_octstring(12);
+ var RlcmacDlBlock dl_block;
+ var uint32_t poll_fn;
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(g_ms[i]);
+
+ f_ms_tx_ul_data_block(g_ms[i], dummy, with_tlli := true, fn := g_ms[i].ul_tbf.start_time_fn, nr := nr);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, poll_fn, nr := nr);
+ }
+ }
+}
+
+private function f_ms_establish_ul_tbf_2phase_access(inout GprsMS ms,
+ template (omit) RlcmacUlCtrlMsg pkt_res_req := omit)
+runs on RAW_PCU_Test_CT return PollFnCtx {
+ var PollFnCtx pollctx;
+
+ /* Single block (two phase) packet access */
+ var uint16_t ra := bit2int(chan_req_sb);
+ if (g_force_two_phase_access) {
+ /* If 2phase access is enforced by the network, then let's
+ * request a One phase packet access, we'll receive a single block
+ * anyway
+ */
+ ra := bit2int(chan_req_def);
+ }
+
+ /* Establish an Uplink TBF */
+ f_ms_use_ra(ms, ra, ra_is_11bit := 0);
+ f_ms_establish_ul_tbf(ms);
+
+ /* Make sure we've got an Uplink TBF assignment */
+ if (not match(ms.ul_tbf.ass.ccch, tr_PacketUlSglAssign)) {
+ setverdict(fail, "Wrong Packet Uplink Assignment received: ", ms.ul_tbf.ass.ccch, " vs exp: ", tr_PacketUlSglAssign);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* Send PACKET RESOURCE REQUEST
+ * (see 3GPP TS 04.60 "7.1.3.1 Initiation of the Packet resource request procedure")
+ */
+ if (istemplatekind(pkt_res_req, "omit")) {
+ pkt_res_req := ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit);
+ }
+
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(valueof(pkt_res_req)), ms.ul_tbf.start_time_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+ /* Store 1st UlTBF context before receiving next one, will
+ * overwrite the TS allocation on MS with info from new UL TBF:
+ */
+ pollctx.tstrxbts := f_ms_tx_TsTrxBtsNum(ms);
+ f_ms_rx_pkt_ass_pacch(ms, pollctx.fn, tr_RLCMAC_UL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ return pollctx;
+}
+
testcase TC_pcuif_suspend() runs on RAW_PCU_Test_CT {
var octetstring ra_id := enc_RoutingAreaIdentification(mp_gb_cfg.bvc[0].cell_id.ra_id);
- var GprsTlli tlli := 'FFFFFFFF'O;
+ var GprsTlli tlli := TLLI_UNUSED;
timer T;
/* Initialize NS/BSSGP side */
@@ -256,7 +396,7 @@ testcase TC_pcuif_suspend() runs on RAW_PCU_Test_CT {
T.start(2.0);
alt {
- [] BSSGP_SIG[0].receive(tr_BSSGP_SUSPEND(tlli, mp_gb_cfg.bvc[0].cell_id.ra_id)) {
+ [] BSSGP_GLOBAL[0].receive(tr_BSSGP_SUSPEND(tlli, mp_gb_cfg.bvc[0].cell_id.ra_id)) {
setverdict(pass);
}
[] T.timeout {
@@ -267,6 +407,86 @@ testcase TC_pcuif_suspend() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Make sure TBF is released and no data is sent for in after reciving a Suspend Request from that MS. See OS#4761 */
+testcase TC_pcuif_suspend_active_tbf() runs on RAW_PCU_Test_CT {
+ var octetstring ra_id := enc_RoutingAreaIdentification(mp_gb_cfg.bvc[0].cell_id.ra_id);
+ var BTS_PDTCH_Block data_msg;
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ timer T;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine */
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+ /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+
+ /* UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+
+ /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ /* MS has moved to CS, it sent SUSP REQ to BTS and PCU gets it, TBF is freed: */
+ BTS.send(ts_PCUIF_SUSP_REQ(0, ms.tlli, ra_id, 0));
+
+ T.start(2.0);
+ alt {
+ [] BSSGP_GLOBAL[0].receive(tr_BSSGP_SUSPEND(ms.tlli, mp_gb_cfg.bvc[0].cell_id.ra_id)) {
+ setverdict(pass);
+ }
+ [] T.timeout {
+ setverdict(fail, "Timeout waiting for BSSGP SUSPEND");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* Make sure we don't receive data for that TBF since it was released
+ * before. Also check our TBF is not polled for UL. */
+ f_pcuif_rx_data_req_pdtch(data_msg);
+ if (data_msg.dl_block == omit) {
+ /* IDLE block, expected on new PCU versions */
+ } else {
+ setverdict(fail, "Unexpected dl_block", data_msg.dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* New data arrives, PCU should page the MS since no TBF active exists: */
+ /* Send some more data, it will never reach the MS */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
/* Test of correct Timing Advance at the time of TBF establishment
* (derived from timing offset of the Access Burst). */
testcase TC_ta_rach_imm_ass() runs on RAW_PCU_Test_CT {
@@ -276,7 +496,7 @@ testcase TC_ta_rach_imm_ass() runs on RAW_PCU_Test_CT {
f_init_gprs_ms();
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* We cannot send too many TBF requests in a short time because
* at some point the PCU will fail to allocate a new TBF. */
@@ -297,13 +517,70 @@ testcase TC_ta_rach_imm_ass() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Verify Timing Advance value indicated in Packet Uplink ACK/NACK message
+ * sent in response to the first Uplink block after resource allocation. */
+testcase TC_ta_ul_ack_nack_first_block() runs on RAW_PCU_Test_CT {
+ var GprsMS ms := valueof(t_GprsMS_def);
+ var PacketUlAckNack ul_ack_nack;
+ var PacketTimingAdvance pkt_ta;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* In a busy network, there can be a significant delay between resource
+ * allocation (Packet Uplink Assignment above) and the actual time when
+ * the MS is allowed to transmit the first Uplink data block. */
+
+ /* Simulate a delay > 0 */
+ ms.ta := 2;
+
+ /* We're in One-Phase Access contention resolution, include TLLI */
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+
+ ul_ack_nack := dl_block.ctrl.payload.u.ul_ack_nack;
+ if (ispresent(ul_ack_nack.gprs.pkt_ta)) {
+ pkt_ta := ul_ack_nack.gprs.pkt_ta;
+ } else if (ispresent(ul_ack_nack.egprs.pkt_ta)) {
+ pkt_ta := ul_ack_nack.egprs.pkt_ta;
+ } else {
+ setverdict(fail, "PacketTimingAdvance IE is not present");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ if (not ispresent(pkt_ta.val)) {
+ setverdict(fail, "Timing Advance value is not present");
+ f_shutdown(__BFILE__, __LINE__);
+ } else if (pkt_ta.val != ms.ta) {
+ setverdict(fail, "Timing Advance mismatch: expected ",
+ ms.ta, ", but received ", pkt_ta.val);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
/* Verify Timing Advance value(s) indicated during the packet Downlink assignment
* procedure as per 3GPP TS 44.018, section 3.5.3. There seems to be a bug in the
* IUT that causes it to send an unreasonable Timing Advance value > 0 despite
* no active TBF exists at the moment of establishment (idle mode). */
testcase TC_ta_idle_dl_tbf_ass() runs on RAW_PCU_Test_CT {
- var OCT4 tlli := f_rnd_octstring(4);
- var GsmRrMessage rr_imm_ass;
+ var GprsMS ms := valueof(t_GprsMS_def);
/* Initialize NS/BSSGP side */
f_init_bssgp();
@@ -313,28 +590,27 @@ testcase TC_ta_idle_dl_tbf_ass() runs on RAW_PCU_Test_CT {
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will initiate Packet Downlink
* Assignment on CCCH (PCH). We don't care about the payload. */
- BSSGP[0].send(ts_BSSGP_DL_UD(tlli, f_rnd_octstring(10)));
- rr_imm_ass := f_pcuif_rx_imm_ass(PCU_IF_SAPI_PCH, tr_IMM_TBF_ASS(dl := true));
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, f_rnd_octstring(10), imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Make sure that Timing Advance is 0 (the actual value is not known yet).
* As per 3GPP S 44.018, section 3.5.3.1.2, the network *shall* initiate
* the procedures defined in 3GPP TS 44.060 or use the polling mechanism. */
- if (rr_imm_ass.payload.imm_ass.timing_advance != 0) {
+ if (ms.dl_tbf.rr_imm_ass.payload.imm_ass.timing_advance != 0) {
setverdict(fail, "Timing Advance value doesn't match");
}
f_shutdown(__BFILE__, __LINE__, final := true);
}
-/* Verify that the PCU generates valid PTCCH/D messages
+/* Verify that the PCU generates idle blocks in PTCCH/D
* while neither Uplink nor Downlink TBF is established. */
testcase TC_ta_ptcch_idle() runs on RAW_PCU_Test_CT {
- var PTCCHDownlinkMsg ptcch_msg;
- var PCUIF_Message pcu_msg;
+ var BTS_PTCCH_Block pcu_msg;
timer T;
/* Initialize the PCU interface abstraction */
@@ -344,28 +620,24 @@ testcase TC_ta_ptcch_idle() runs on RAW_PCU_Test_CT {
BTS.send(ts_PCUIF_RTS_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7,
sapi := PCU_IF_SAPI_PTCCH, fn := 0,
arfcn := 871, block_nr := 0));
+
T.start(5.0);
alt {
- [] BTS.receive(tr_PCUIF_DATA_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7,
- sapi := PCU_IF_SAPI_PTCCH)) -> value pcu_msg {
- log("Rx DATA.req message: ", pcu_msg);
- setverdict(pass);
- }
+ [] BTS.receive(tr_PCUIF_DATA_PTCCH(0,
+ tr_PCUIF_DATA(0, 7, sapi := PCU_IF_SAPI_PTCCH),
+ omit)) {
+ }
+ [] as_rx_ptcch(pcu_msg, tr_PTCCHDownlinkMsg) {
+ setverdict(fail, "Expected IDLE block instead of PTCCH/D block");
+ f_shutdown(__BFILE__, __LINE__);
+ }
[] BTS.receive(PCUIF_Message:?) { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for a PTCCH/D block");
f_shutdown(__BFILE__, __LINE__);
}
}
-
- ptcch_msg := dec_PTCCHDownlinkMsg(pcu_msg.u.data_req.data);
- log("Decoded PTCCH/D message: ", ptcch_msg);
-
- /* Make sure the message is encoded correctly
- * TODO: do we expect all TA values to be equal '1111111'B? */
- if (not match(ptcch_msg, tr_PTCCHDownlinkMsg)) {
- setverdict(fail, "Malformed PTCCH/D message");
- }
+ log("Decoded PTCCH/D message: ", pcu_msg.dl_block);
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -556,7 +828,7 @@ testcase TC_cs_lqual_ul_tbf() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
f_pcuvty_set_allowed_cs_mcs();
f_pcuvty_set_link_quality_ranges();
@@ -564,6 +836,8 @@ testcase TC_cs_lqual_ul_tbf() runs on RAW_PCU_Test_CT {
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
/* The actual / old link quality values. We need to keep track of the old
* (basically previous) link quality value, because OsmoPCU actually
@@ -573,10 +847,10 @@ testcase TC_cs_lqual_ul_tbf() runs on RAW_PCU_Test_CT {
ms.lqual_cb := 0;
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
+ contention resolution) and make sure it is ACKED fine. */
/* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true)
+ f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true, fn := ms.ul_tbf.start_time_fn)
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -599,7 +873,7 @@ testcase TC_cs_lqual_ul_tbf() runs on RAW_PCU_Test_CT {
/* we will receive UL ACK/NACK from time to time. In that case, check CdCofing increases */
f_rx_rlcmac_dl_block(dl_block, unused_fn);
- if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) {
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
continue;
}
if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?)) and
@@ -643,7 +917,7 @@ testcase TC_cs_initial_ul() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Set initial UL CS to 3 */
g_cs_initial_ul := 3;
@@ -656,11 +930,14 @@ testcase TC_cs_initial_ul() runs on RAW_PCU_Test_CT {
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
+ contention resolution) and make sure it is ACKED fine. */
/* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true)
+ f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true, fn := ms.ul_tbf.start_time_fn)
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -669,7 +946,7 @@ testcase TC_cs_initial_ul() runs on RAW_PCU_Test_CT {
while (true) {
f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 15);
f_rx_rlcmac_dl_block(dl_block, unused_fn);
- if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) {
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
continue;
}
@@ -718,7 +995,7 @@ testcase TC_cs_max_ul() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Set maximum allowed UL CS to 3 */
g_cs_max_ul := 3;
@@ -728,11 +1005,14 @@ testcase TC_cs_max_ul() runs on RAW_PCU_Test_CT {
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
+ contention resolution) and make sure it is ACKED fine. */
/* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true)
+ f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true, fn := ms.ul_tbf.start_time_fn)
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -751,12 +1031,354 @@ testcase TC_cs_max_ul() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Test the initial DL CS set by VTY works fine */
+testcase TC_cs_initial_dl() runs on RAW_PCU_Test_CT {
+ var octetstring data := f_rnd_octstring(10);
+ var CodingScheme exp_dl_cs_mcs;
+ var RlcmacDlBlock dl_block;
+ var uint32_t poll_fn;
+ var GprsMS ms;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Set initial allowed DL CS to 3 */
+ g_cs_initial_dl := 3;
+ exp_dl_cs_mcs := CS_3;
+ /* Set maximum allowed UL CS to 4 */
+ g_cs_max_dl := 4;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, poll_fn, data, 0, exp_dl_cs_mcs);
+
+ /* ACK the DL block */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, poll_fn));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify scheduling of multiple Downlink data blocks, enough to reach CS4 */
+function f_dl_data_exp_cs(template (present) CodingScheme exp_final_cs := ?, template (omit) MSRadioAccessCapabilityV_BSSGP ms_racap := omit) runs on RAW_PCU_Test_CT {
+ var octetstring data := f_rnd_octstring(1400);
+ var RlcmacDlBlock prev_dl_block, dl_block;
+ var uint32_t ack_fn;
+ var uint32_t fn;
+ var GprsMS ms;
+ var integer tx_data_remain := 10;
+ var integer bsn := 0;
+ var boolean using_egprs := f_rlcmac_cs_mcs_is_mcs(valueof(exp_final_cs));
+ var integer bsn_mod;
+ var template (present) CodingScheme exp_tmp_csmcs;
+
+ if (using_egprs) {
+ exp_tmp_csmcs := mcs_egprs_any;
+ bsn_mod := 2048;
+ } else {
+ exp_tmp_csmcs := cs_gprs_any;
+ bsn_mod := 128;
+ }
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+
+ ms := g_ms[0]; /* We only use first MS in this test */
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS */
+ f_sleep(X2002);
+
+ /* Skip potential dummy blocks before X2002 triggers at PCU after us: */
+ fn := f_rx_rlcmac_dl_block_skip_dummy(dl_block, max_dummy := 10);
+
+ for (var integer i := 0; i < 800; i := i + 1) {
+ bsn := i mod bsn_mod;
+
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL)) {
+ /* No more data to receive, done */
+ break;
+ }
+
+ f_rlcmac_dl_block_exp_data(dl_block, ?, bsn, exp_tmp_csmcs);
+
+ /* Keep Ack/Nack description updated */
+ f_dltbf_ack_block(ms.dl_tbf, dl_block);
+
+ /* TDMA frame number on which we are supposed to send the ACK */
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ ack_fn := f_dl_block_ack_fn(dl_block, fn);
+ f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, using_egprs), ack_fn);
+ if (tx_data_remain != 0) {
+ /* Submit more data from time to time to keep the TBF ongoing */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
+ tx_data_remain := tx_data_remain - 1;
+ }
+ }
+ prev_dl_block := dl_block;
+ f_rx_rlcmac_dl_block(dl_block, fn);
+ }
+
+ bsn := (bsn + (bsn_mod-1)) mod bsn_mod; /* previous bsn: bsn -1 */
+ f_rlcmac_dl_block_exp_data(prev_dl_block, ?, bsn, exp_final_cs);
+
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify DL CS above "cs max" set by VTY is never used */
+testcase TC_cs_max_dl() runs on RAW_PCU_Test_CT {
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Set maximum allowed DL CS to 3 */
+ g_cs_initial_dl := 1;
+ g_cs_max_dl := 3;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ f_dl_data_exp_cs(f_rlcmac_block_int2cs_mcs(g_cs_max_dl, false));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Check DL CS4 is used in good link conditions if allowed by config */
+testcase TC_dl_cs1_to_cs4() runs on RAW_PCU_Test_CT {
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Set initial DL CS to 1 & maximum allowed DL CS to 4 */
+ g_cs_initial_dl := 1;
+ g_cs_max_dl := 4;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ f_dl_data_exp_cs(f_rlcmac_block_int2cs_mcs(g_cs_max_dl, false));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test the initial UL MCS set by VTY works fine */
+testcase TC_mcs_initial_ul() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var EgprsChCodingCommand last_ch_coding;
+ var uint32_t unused_fn, sched_fn;
+ var GprsMS ms;
+ var CodingScheme exp_ul_mcs;
+
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Set initial UL MCS to 3 */
+ g_mcs_initial_ul := 3;
+ exp_ul_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, true);
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ /* Take lqual (dB->cB) so that we stay in that MCS */
+ ms.lqual_cb := g_mcs_lqual_ranges[2].low * 10;
+
+ /* Send PACKET RESOURCE REQUEST to upgrade to EGPRS */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_egprs_def));
+
+ if (not match(ms.ul_tbf.tx_cs_mcs, exp_ul_mcs)) {
+ setverdict(fail, "Wrong CS_MCS ", ms.ul_tbf.tx_cs_mcs, " received vs exp ", exp_ul_mcs);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Send UL blocks, until we receive UL ACK/NACK and check we are in same initial CS: */
+ while (true) {
+ f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 15);
+ f_rx_rlcmac_dl_block(dl_block, unused_fn);
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
+ continue;
+ }
+
+ if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_EGPRS(ul_tfi := ?))) {
+ setverdict(fail, "Failed to match Packet Uplink ACK / NACK:", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ break;
+ }
+
+ last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.egprs.ch_coding_cmd;
+ break;
+ }
+ if (f_rlcmac_block_EgprsChCodingCommand2cs_mcs(last_ch_coding) != exp_ul_mcs) {
+ setverdict(fail, "Channel Coding does not match our expectations ", exp_ul_mcs, ": ", last_ch_coding);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* Remaining UL blocks are used to make sure regardless of initial
+ * lqual, we can go lower at any time
+ * 0 dB, make sure we downgrade MCS */
+ ms.lqual_cb := 0;
+ /* 5 UL blocks, check we are in same initial MCS: */
+ f_ms_tx_ul_data_block_multi(ms, 5);
+ /* Enqueue RTS.req, expect DATA.req with UL ACK from the PCU */
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn);
+ last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.egprs.ch_coding_cmd;
+
+ if (last_ch_coding != CH_CODING_MCS1) {
+ setverdict(fail, "Channel Coding does not match our expectations (MCS-1): ", last_ch_coding);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test the maximum UL MCS set by VTY works fine */
+testcase TC_mcs_max_ul() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var EgprsChCodingCommand last_ch_coding;
+ var PollFnCtx pollctx;
+ var uint32_t unused_fn, sched_fn;
+ var GprsMS ms;
+
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Set maximum allowed UL MCS to 5 */
+ g_mcs_max_ul := 5;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ /* Send PACKET RESOURCE REQUEST to upgrade to EGPRS */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_egprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ ms.lqual_cb := 40*10; /* 40 dB */
+ f_ms_tx_ul_data_block_multi(ms, 16);
+
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn);
+ last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.egprs.ch_coding_cmd;
+
+ if (last_ch_coding != CH_CODING_MCS5) {
+ setverdict(fail, "Channel Coding does not match our expectations (MCS-5): ", last_ch_coding);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test the initial DL CS set by VTY works fine */
+testcase TC_mcs_initial_dl() runs on RAW_PCU_Test_CT {
+ var octetstring data := f_rnd_octstring(10);
+ var CodingScheme exp_dl_cs_mcs;
+ var RlcmacDlBlock dl_block;
+ var uint32_t poll_fn;
+ var GprsMS ms;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Set initial allowed DL MCS to 3 */
+ g_mcs_initial_dl := 3;
+ exp_dl_cs_mcs := MCS_3;
+ /* Set maximum allowed DL MCS to 4 */
+ g_mcs_max_dl := 4;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, bssgp_ms_racap_egprs_def, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, poll_fn, data, 0, exp_dl_cs_mcs);
+
+ /* ACK the DL block */
+ f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, ischosen(dl_block.data_egprs)),
+ f_dl_block_ack_fn(dl_block, poll_fn));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify DL MCS above "mcs max" set by VTY is never used */
+testcase TC_mcs_max_dl() runs on RAW_PCU_Test_CT {
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Set maximum allowed DL CS to 3 */
+ g_mcs_initial_dl := 1;
+ g_mcs_max_dl := 3;
+ f_pcuvty_set_allowed_cs_mcs();
+ f_pcuvty_set_link_quality_ranges();
+
+ f_dl_data_exp_cs(f_rlcmac_block_int2cs_mcs(g_mcs_max_dl, true), bssgp_ms_racap_egprs_def);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
/* Verify PCU drops TBF after some time of inactivity. */
-testcase TC_t3169() runs on RAW_PCU_Test_CT {
+testcase TC_t3141() runs on RAW_PCU_Test_CT {
var PCUIF_info_ind info_ind;
- var RlcmacDlBlock dl_block;
- var uint32_t unused_fn;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
var GprsMS ms;
+ var uint3_t rx_usf;
+ timer T_3141 := 1.0;
+ var boolean ul_tbf_usf_req := false;
/* Initialize NS/BSSGP side */
f_init_bssgp();
@@ -764,32 +1386,492 @@ testcase TC_t3169() runs on RAW_PCU_Test_CT {
f_init_gprs_ms();
ms := g_ms[0]; /* We only use first MS in this test */
- info_ind := valueof(ts_PCUIF_INFO_default);
- /* Set timer to 1 sec (default 5) to speedup test: */
- info_ind.t3169 := 1;
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* Only use 1 PDCH to simplify test: */
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ f_vty_config2(PCUVTY, {"pcu"}, "timer T3141 1");
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish a one-phase access Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ T_3141.start;
+
+ /* Now we wait for PCU to transmit our USF */
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ ?)) -> value data_msg {
+ if (ms.ul_tbf.usf[valueof(nr.ts_nr)] == USF_UNUSED) {
+ setverdict(fail, "Unexpected ts_nr ", valueof(nr.ts_nr), " without USF allocated");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* PCU requests our USF, transmit WITHOUT tlli to avoid contention resolution success */
+ ul_tbf_usf_req := true;
+ f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 15, with_tlli := false, fn := f_next_pdch_block(data_msg.raw.fn))
+ } else if (rx_usf == USF_UNUSED) {
+ if (data_msg.raw.fn >= ms.ul_tbf.start_time_fn) {
+ if (ul_tbf_usf_req) {
+ /* TBF was dropped by T3141, success */
+ setverdict(pass);
+ break;
+ } else {
+ log("PCU never requested USF, unexpected");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ } /* else: Keep waiting for TBF to be active by network */
+ } else {
+ log("PCU requests ", rx_usf, ", we have ", ms.ul_tbf.usf[valueof(nr.ts_nr)]);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* Make sure we don't receive a Ul ACK/NACK with TLLI set: */
+ if (match(data_msg.dl_block,
+ tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi,
+ tr_UlAckNackGprs(tlli := ?,
+ acknack_desc := ?,
+ rel99 := *))))
+ {
+ log("Received UL ACK/NACK with TLLI set");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [ul_tbf_usf_req] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)) {
+ /* TBF was dropped by T3141, and PCU answered with an IDLE block to
+ our last RTS.req because there's no longer any MS listening on
+ the TS. */
+ setverdict(pass);
+ break;
+ }
+ [] T_3141.timeout {
+ log("T_3141 expired but TBF is still active, unexpected");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [] BTS.receive {
+ /* We should never receive non-dummy messages, aka UL ACK/NACK,
+ * because we never sent the TLLI to the PCU */
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Validate what happens when RACH to get UL TBF and then PCU receives no UL
+ * data. It should end up in N3101 reaching N3101_MAX and finally triggering
+ * T3169. See OS#5033 */
+testcase TC_n3101_max_t3169() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+ var GprsMS ms;
+ var uint3_t rx_usf;
+ const integer N3101_MAX := 9; /* N3101 shall be greater than 8 */
+ var integer n3101 := 0;
+ timer T_3169 := 1.0;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ info_ind.n3101 := N3101_MAX;
+ info_ind.t3169 := 1;
f_init_raw(testcasename(), info_ind);
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish UL TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Now we wait for PCU to transmit our USF */
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ ?)) -> value data_msg {
+ if (ms.ul_tbf.usf[valueof(nr.ts_nr)] == USF_UNUSED) {
+ setverdict(fail, "Unexpected ts_nr ", valueof(nr.ts_nr), " without USF allocated");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ log("PCU requests our USF ", rx_usf, ", n3101=", n3101);
+ n3101 := n3101 + 1;
+ if (n3101 > N3101_MAX + 1) { //+1: DL<->UL FN offset
+ setverdict(fail, "Reached ", n3101, " > ", N3101_MAX + 1, " (N3101_MAX+1) and PCU still sends us USFs");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ } else if (rx_usf == USF_UNUSED and n3101 == N3101_MAX + 1) {
+ /* If we already received USFs for us and we don't receive them anymore, that means the TBF entered T3169 */
+ log("PCU stopped requesting USF ", ms.ul_tbf.usf[valueof(nr.ts_nr)]);
+ if (not T_3169.running) {
+ log("T3169 started");
+ T_3169.start;
+ }
+ } else if(rx_usf == USF_UNUSED and n3101 > 0) {
+ setverdict(fail, "PCU stopped requesting USFs too early: ", n3101, " < ", N3101_MAX, " (N3101_MAX)");
+ f_shutdown(__BFILE__, __LINE__);
+ } else {
+ log("PCU requests ", rx_usf, ", we have ", ms.ul_tbf.usf[valueof(nr.ts_nr)]);
+ }
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ /* We may already receive empty (idle) blocks before our own TTCN3 timer
+ * triggers due to the TBF being released. Keep going until our T_3169 triggers. */
+ [n3101 == N3101_MAX + 1] as_pcuif_rx_ignore_empty(nr);
+ [] T_3169.timeout {
+ log("T_3169 expired");
+ /* Done in alt */
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* Now that T3169 has expired, establishing a Ul TBF should provide same
+ /* USFs as per previous TBF since they were freed at expiration time: */
+ var uint3_t old_usf[8] := ms.ul_tbf.usf;
+ var uint5_t old_tfi := ms.ul_tbf.tfi;
+ f_ms_establish_ul_tbf(ms);
+ if (old_tfi != ms.ul_tbf.tfi) {
+ setverdict(fail, "Unexpected TFI change: ", ms.ul_tbf.tfi, " vs exp ", old_tfi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ for (var integer i := 0; i < 8; i := i +1) {
+ if (ms.ul_tbf.usf[i] != old_usf[i]) {
+ setverdict(fail, "Unexpected USF change: ", ms.ul_tbf.usf[i], " vs exp ", old_usf[i]);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+
+/* Verify after N3103_MAX is reached, T3169 is started and upon timeout TBF is
+ freed and no longer available. Trigger it by sending a few UL blocks CTRL ACKING
+ the final UL ACK sent at us. */
+testcase TC_n3103_max_t3169() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var BTS_PDTCH_Block data_msg;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var template (value) TsTrxBtsNum nr;
+ var template RlcmacDlBlock exp_ul_ack;
+ var template UlAckNackGprs exp_ul_ack_sub;
+ var GprsMS ms;
+ const integer N3103_MAX := 2; /* N3103 is usually somewhere 2-5 */
+ var integer N3103 := 0;
+ timer T_3169 := 1.0;
+
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ info_ind.n3103 := N3103_MAX;
+ info_ind.t3169 := 1;
+ f_init_raw(testcasename(), info_ind);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
- /* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine */
- f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 1, with_tlli := true)
- f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn);
- /* UL block should NOT be received in SGSN, since we didn't get CV=0 */
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
- /* Wait until T3169 fires (plus 1 extra sec to make sure) */
- f_sleep(int2float(info_ind.t3169) + 1.0);
+ f_ms_tx_ul_data_block_multi(ms, 5, with_tlli := true);
+ exp_ul_ack_sub := tr_UlAckNackGprs(*, tr_AckNackDescription('1'B), *);
+ exp_ul_ack := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi, exp_ul_ack_sub);
- /* Send an UL block once again, the TBF should be gone by now so no ACK */
- f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 0)
- f_rx_rlcmac_dl_block_exp_dummy(dl_block);
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [N3103 < N3103_MAX] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ exp_ul_ack)) -> value data_msg {
+ if (not f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ setverdict(fail, "Unexpected DL BLOCK has no RRBP: ", data_msg.dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ N3103 := N3103 + 1;
+ if (N3103 == N3103_MAX) {
+ /* At this point in time (N3103_MAX reached), PCU is
+ * moving the TBF to RELEASE state so no data/ctrl for
+ * it is tx'ed, hence the dummy blocks: */
+ T_3169.start;
+ }
+ repeat;
+ }
+ [N3103 >= N3103_MAX] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ exp_ul_ack)) -> value data_msg {
+ setverdict(fail, "Unexpected UL ACK/NACK after reaching N3103_MAX");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [] as_ms_rx_ignore_dummy(ms, nr);
+ [] as_pcuif_rx_ignore_empty(nr);
+ [T_3169.running] T_3169.timeout {
+ log("T_3169 timeout");
+ /* Done in alt, wait for pending RTS initiated previously in
+ * above case before continuing (expect /* Dummy block): */
+ BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL));
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* Now that T3169 has expired, establishing a Ul TBF should provide same
+ * USFs as per previous TBF since they were freed at expiration time: */
+ var uint3_t old_usf[8] := ms.ul_tbf.usf;
+ var uint5_t old_tfi := ms.ul_tbf.tfi;
+ f_ms_establish_ul_tbf(ms);
+ if (old_tfi != ms.ul_tbf.tfi) {
+ setverdict(fail, "Unexpected TFI change: ", ms.ul_tbf.tfi, " vs exp ", old_tfi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ for (var integer i := 0; i < 8; i := i +1) {
+ if (ms.ul_tbf.usf[i] != old_usf[i]) {
+ setverdict(fail, "Unexpected USF change: ", ms.ul_tbf.usf[i], " vs exp ", old_usf[i]);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify that a Downlink TBF is kept available until T3191 fires, at which
+ * point the TBF is no longer available. In order to get to start of T3191, we
+ * have to wait for x2031 since that marks the IDLE TBF time, that is, the delay
+ * until TBF release procedure starts after draining DL queue. */
+testcase TC_x2031_t3191() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var RlcmacDlBlock dl_block;
+ var octetstring data1 := f_rnd_octstring(200);
+ var octetstring data2 := f_rnd_octstring(10);
+ var uint32_t dl_fn;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+ var GprsMS ms;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* Set timer to 1 sec (default 5) to speedup test: */
+ info_ind.t3191 := 1;
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data1, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+
+ while (true) {
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, ?, ?);
+
+ /* Keep Ack/Nack description updated (except for last BSN) */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block);
+
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+ break;
+ }
+ }
+
+ /* Now we wait for IDLE TBF timer (X2031) to time out and receive a FINAL ACK */
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] as_ms_rx_ignore_dummy(ms, nr);
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ ?)) -> value data_msg {
+ if (data_msg.dl_block.data.mac_hdr.hdr_ext.fbi) {
+ log("Received FINAL_ACK");
+ ms.dl_tbf.acknack_desc.final_ack := '1'B;
+ break;
+ }
+ if (f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, data_msg.dl_block);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, data_msg.raw.fn));
+ }
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* Avoid ACKing the last RLC data block on purpose here, wait for t3191
+ to time out. We simply sleep instead of requesting blocks because
+ otherwise retransmissions would keep restarting the timer. */
+ f_sleep(int2float(info_ind.t3191));
+
+ /* The TBF should be freed now, so new data should trigger an Assignment: */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data2, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ /* Now that we confirmed the new assignment in the dl-tbf, lets receive the data and ack it */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data2, 0);
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Same as TC_zero_x2031_t3191, but this time without x2031 (immediate FINAL_ACK). */
+testcase TC_zero_x2031_t3191() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var RlcmacDlBlock dl_block;
+ var octetstring data1 := f_rnd_octstring(1400);
+ var octetstring data2 := f_rnd_octstring(10);
+ var uint32_t dl_fn;
+ var GprsMS ms;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* Set timer to 1 sec (default 5) to speedup test: */
+ info_ind.t3191 := 1;
+ f_init_raw(testcasename(), info_ind);
+
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X2031 0");
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data1, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+
+ /* Send enough DL data to at least be able to DL ACK once (excl the
+ * FINAL_ACK one), so that PCU sees we are listening in PDCH and avoids
+ * other code paths like trying to Imm Assign on CCCH again, etc.. */
+ while (true) {
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, ?, ?);
+
+ if (dl_block.data.mac_hdr.hdr_ext.fbi) {
+ log("Received FINAL_ACK");
+ ms.dl_tbf.acknack_desc.final_ack := '1'B;
+ break;
+ }
+
+ /* Keep Ack/Nack description updated (except for last BSN) */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block);
+
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+ }
+ }
+
+ /* Avoid ACKing the last RLC data block on purpose here, wait for t3191
+ to time out. We simply sleep instead of requesting blocks because
+ otherwise retransmissions would keep restarting the timer. */
+ f_sleep(int2float(info_ind.t3191));
+
+ /* The TBF should be freed now, so new data should trigger an Assignment: */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data2, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ /* Now that we confirmed the new assignment in the dl-tbf, lets receive the data and ack it */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data2, 0);
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -815,17 +1897,27 @@ testcase TC_t3193() runs on RAW_PCU_Test_CT {
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ /* Disable "idle DL TBF alive" timer, to make the test easier and avoid
+ * having to keep receiving dummy LLC blocks for a while until the last
+ * block with FBI=1 is set. This way the first and only DL block is already
+ * the FBI one. */
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X2031 0");
+
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
- BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+ if (dl_block.data.mac_hdr.hdr_ext.fbi == false) {
+ setverdict(fail, "Expected DL data block with FBI=1 but got FBI=0");
+ f_shutdown(__BFILE__, __LINE__);
+ }
/* ACK the DL block */
f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
@@ -849,6 +1941,428 @@ testcase TC_t3193() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Verify after N3105_MAX is reached, T3195 is started and upon timeout TBF is
+ freed and no longer available. Trigger it by sending DL blocks and never DL
+ ACKing the data (which are requested through RRBP) */
+testcase TC_n3105_max_t3195() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var RlcmacDlBlock dl_block;
+ var octetstring data1 := f_rnd_octstring(1000);
+ var octetstring data2 := f_rnd_octstring(10);
+ var uint32_t dl_fn;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+ var GprsMS ms;
+ const integer N3105_MAX := 2;
+ var integer N3105 := 0;
+ timer T_3195 := 1.0;
+ var integer num_poll_recv := 0;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* Speedup test: */
+ info_ind.n3105 := N3105_MAX;
+ info_ind.t3195 := 1;
+ f_init_raw(testcasename(), info_ind);
+
+ /* Disable "MS delay release" timer, to avoid old DL data kept in cached
+ * MS and retransmitted after the TBF is released and later on created
+ * (because the MS is reused) */
+ f_vty_config2(PCUVTY, {"pcu"}, "timer X2030 0");
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data1, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+
+ /* Now we go on receiving DL data and not answering RRBP: */
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [not T_3195.running] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DATA)) -> value data_msg {
+ if (f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ if (num_poll_recv == 0) {
+ /* ACK first one so PCU detects we are there and doesn't retransmit Imm Ass */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, data_msg.dl_block);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(data_msg.dl_block, data_msg.raw.fn));
+ } else {
+ log("Ignoring RRBP ", num_poll_recv);
+ N3105 := N3105 + 1;
+ }
+ num_poll_recv := num_poll_recv + 1;
+ }
+
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ /* At this point in time (N3105_MAX reached), PCU already moved TBF to
+ * RELEASE state so no data for it is tx'ed, hence the dummy/idle blocks:
+ */
+ [N3105 == N3105_MAX] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL)) -> value data_msg {
+ if (not T_3195.running) {
+ T_3195.start;
+ /* We even send some new data, nothing should be sent to MS */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data1));
+ }
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ /* We may already receive idle blocks before our own TTCN3 timer
+ * triggers due to the TBF being released. Keep going until our T_3195 triggers. */
+ [N3105 == N3105_MAX] as_pcuif_rx_ignore_empty(nr);
+ [T_3195.running] T_3195.timeout {
+ log("T_3195 timeout");
+ /* Done in alt, wait for pending RTS initiated previously in
+ * above case before continuing (expect empty block): */
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)); /* DONE, continue after altstep. */
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL)) {
+ setverdict(fail, "Rx unexpected DUMMY message, expected empty data block");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* after T_3195 timeout, TBF is released */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data2, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data2, 0);
+
+ /* ACK the DL block */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify configured T3172 is properly transmitted as WAIT_INDICATION in Pkt Access Reject in PACCH. */
+function f_TC_t3172(integer t3172_ms, BIT1 wait_ind_size) runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var template IARRestOctets rest;
+ var BIT11 ra11;
+ var GprsMS ms;
+ var octetstring data := f_rnd_octstring(10);
+ var RlcmacDlBlock dl_block;
+ var template RlcmacDlBlock rej_tmpl;
+ var uint32_t dl_fn;
+ var uint32_t sched_fn;
+ var uint8_t wait_ind_val;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ info_ind := valueof(ts_PCUIF_INFO_default);
+
+ /* Only the first TRX is enabled. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ f_pcuvty_set_timer(3172, t3172_ms);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ var EGPRSPktChRequest req := {
+ one_phase := {
+ tag := '0'B,
+ multislot_class := '10101'B,
+ priority := '01'B,
+ random_bits := '101'B
+ }
+ };
+
+ /* We send 7 requests, the IUT gives us all available USFs (0..6) */
+ for (var integer i := 0; i < 7; i := i + 1) {
+ req.one_phase.random_bits := int2bit(f_rnd_int(8), 3);
+ f_TC_egprs_pkt_chan_req(req, tr_IMM_TBF_ASS);
+ }
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ /* ACK the DL block */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc, false, ts_ChannelReqDescription()),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ /* Since all USF are taken, we should receive a Reject: */
+
+ if (wait_ind_size == '0'B) {
+ wait_ind_val := t3172_ms / 1000;
+ } else {
+ wait_ind_val := t3172_ms / 20;
+ }
+ rej_tmpl := tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_ACC_REJ(
+ tr_PacketAccessRejectStruct_TLLI(ms.tlli,
+ wait_ind_val,
+ wait_ind_size)));
+ template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ rej_tmpl));
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+testcase TC_t3172_wait_ind_size0() runs on RAW_PCU_Test_CT {
+ /* size=0 means value is provided in seconds. Due to value being 8
+ * bit, in the 20ms step case (size=1) the maximum value possible is 20 * 255
+ * = 5100. Hence, values above it should use size=0 to be able to
+ * provide values in range. Let's use 6 seconds, 6000ms
+ */
+ f_TC_t3172(6000, '0'B);
+}
+testcase TC_t3172_wait_ind_size1() runs on RAW_PCU_Test_CT {
+ f_TC_t3172(3000, '1'B);
+}
+
+/* Scenario: MS has an ongoing UL TBF, new DL data arrives at the PCU which then
+ * attempts PKT DL Ass to be able to send data to the MS. The PKT CTRL ACK
+ * confirming the PKt DL Ass never get to the PCU.
+ * The Assignment should time out at some point (X2001). */
+testcase TC_x2001_pacch_pkt_dl_ass_unanswered_timeout() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ var RlcmacDlBlock dl_block;
+ var octetstring payload;
+ var template (value) LlcBlockHdr blk_hdr;
+ var template (value) LlcBlocks blocks;
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var template RlcmacDlBlock acknack_tmpl;
+ var GprsMS ms;
+ var octetstring data := f_rnd_octstring(10);
+ var BTS_PDTCH_Block data_msg;
+ var uint3_t rx_usf;
+ var uint32_t dl_ack_nack_poll_fn;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Only 1 TRX with 8 PDCH */
+ f_PCUIF_PDCHMask_set(info_ind, '11111111'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF. 1 TS is assigned over AGCH. */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ dl_fn := f_ms_wait_usf(ms, nr := f_ms_tx_TsTrxBtsNum(ms));
+ sched_fn := f_next_pdch_block(dl_fn);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ * contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
+ blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
+ more := false, e := true);
+ blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
+ /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, fn := sched_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+
+ acknack_tmpl := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi,
+ tr_UlAckNackGprs(ms.tlli,
+ tr_AckNackDescription(final_ack := '0'B)))
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ timer Tx2001 := X2001 + 0.5; /* 0.5 extra offset: */
+ var integer pkt_dl_ass_count := 1;
+
+ /* SGSN sends DL data, start X2001 on tcn3 side when we receive the 1st one: */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, racap := omit));
+ dl_block := f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ Tx2001.start;
+ /* Count Pkt DL ass during X2001 timespan, make sure we receive several retransmits. */
+ while (true) {
+ var uint32_t poll_fn;
+ var template (value) TsTrxBtsNum nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] as_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS, nr, dl_block) {
+ pkt_dl_ass_count := pkt_dl_ass_count + 1;
+ log("Received ", pkt_dl_ass_count , " Pkt Dl Ass");
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := nr);
+ }
+ };
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL())) -> value data_msg {
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := nr);
+ }
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?))) -> value data_msg {
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := nr);
+ }
+ dl_ack_nack_poll_fn := f_rrbp_ack_fn(data_msg.raw.fn, data_msg.dl_block.ctrl.mac_hdr.rrbp);
+ /* DL ACK/NACK above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), dl_ack_nack_poll_fn);
+ }
+ [] Tx2001.timeout {
+ log("Tx2001 timeout!");
+ /* receive last block we requested: */
+ BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH), *));
+ }
+ }
+ if (not Tx2001.running) {
+ log("Tx2001 stopped")
+ if (pkt_dl_ass_count < 10) {
+ setverdict(fail, "Expected at least 10 Pkt Dl Ass packets, got ", pkt_dl_ass_count);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ break; /* done */
+ }
+ }
+
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* Now, after X2001, make sure we don't keep receiving Pkt Dl Ass: */
+ timer Tafter := 1.0;
+ Tafter.start;
+ while (true) {
+ var uint32_t poll_fn;
+ var template RlcmacDlBlock t_pkt_ass := ?;
+ var template (value) TsTrxBtsNum nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] as_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS, nr, dl_block) {
+ setverdict(fail, "Unexpected Pkt Dl Ass after X2001 timeout");
+ f_shutdown(__BFILE__, __LINE__);
+ };
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL())) -> value data_msg {
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := nr);
+ }
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?))) -> value data_msg {
+ rx_usf := f_rlcmac_dl_block_get_usf(data_msg.dl_block);
+ if (rx_usf == ms.ul_tbf.usf[valueof(nr.ts_nr)]) {
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := nr);
+ }
+ dl_ack_nack_poll_fn := f_rrbp_ack_fn(data_msg.raw.fn, data_msg.dl_block.ctrl.mac_hdr.rrbp);
+ /* DL ACK/NACK above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), dl_ack_nack_poll_fn);
+ }
+ [] Tafter.timeout {
+ log("Tafter timeout!");
+ /* receive last block we requested: */
+ BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH), *));
+ }
+ }
+ if (not Tafter.running) {
+ log("Tafter stopped")
+ break; /* done */
+ }
+ }
+
+ /* Transmit UL data block to keep UL TBF ongoing */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* If new DL data arrives now, PCU should attempt assigning the Pkt Dl Ass again: */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, racap := omit));
+ dl_block := f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
/* Verify PCU handles correctly Countdown Procedure based on BS_CV_MAX */
testcase TC_countdown_procedure() runs on RAW_PCU_Test_CT {
var RlcmacDlBlock dl_block;
@@ -863,20 +2377,23 @@ testcase TC_countdown_procedure() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
- total_payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
+ contention resolution) and make sure it is ACKED fine. */
+ total_payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true));
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- f_ms_tx_ul_data_block(ms, total_payload, cv := 15, with_tlli := true)
+ f_ms_tx_ul_data_block(ms, total_payload, cv := 15, with_tlli := true, fn := ms.ul_tbf.start_time_fn)
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -903,6 +2420,8 @@ testcase TC_ul_all_sizes() runs on RAW_PCU_Test_CT {
var template (value) RlcmacUlBlock ul_data;
var template (value) LlcBlockHdr blk_hdr;
var template (value) LlcBlocks blocks;
+ var integer blk_len;
+ var CodingScheme tx_cs;
var GprsMS ms;
/* Initialize NS/BSSGP side */
@@ -912,29 +2431,33 @@ testcase TC_ul_all_sizes() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
+ contention resolution) and make sure it is ACKED fine. */
payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
more := false, e := true);
blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(cs := ms.ul_tbf.tx_cs_mcs,
+ tfi := ms.ul_tbf.tfi,
cv := 15,
bsn := ms.ul_tbf.bsn,
blocks := blocks,
tlli := ms.tlli);
f_ultbf_inc_bsn(ms.ul_tbf);
- f_ms_tx_ul_block(ms, ul_data);
+ f_ms_tx_ul_block(ms, ul_data, ms.ul_tbf.start_time_fn);
/* ACK and check it was received fine */
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
@@ -955,12 +2478,15 @@ testcase TC_ul_all_sizes() runs on RAW_PCU_Test_CT {
cv := max_size - i;
}
+ blk_len := 3 + 1 + i; /* 3 Header bytes + LI byte + payload length */
+ tx_cs := f_rlcmac_block_len_required_cs_mcs(blk_len, false);
payload := f_rnd_octstring(i);
blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
more := false, e := true);
blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
/* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
- ul_data := t_RLCMAC_UL_DATA(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA(cs := tx_cs,
+ tfi := ms.ul_tbf.tfi,
cv := cv,
bsn := ms.ul_tbf.bsn,
blocks := blocks);
@@ -972,7 +2498,7 @@ testcase TC_ul_all_sizes() runs on RAW_PCU_Test_CT {
/* we will receive UL ACK/NACK from time to time, handle it. */
f_rx_rlcmac_dl_block(dl_block, dl_fn);
- if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) {
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
continue;
}
if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?)) and
@@ -1000,14 +2526,15 @@ function f_TC_ul_data_toolong_fills_padding_cs(inout GprsMS ms, CodingScheme cs,
block_len := f_rlcmac_cs_mcs2block_len(cs);
/* We need to send with TLLI since we are in One-Phase Access Contenion
- * resoultion), so that's -4 bytes of data, -3 for headers, -1 for LI
+ * resolution), so that's -4 bytes of data, -3 for headers, -1 for LI
* indicator, -1 for spare bits octet at the end */
max_valid_data_len := block_len - 4 - 3 - 1 - 1;
payload := f_rnd_octstring(max_valid_data_len + 1); /* +1 to write LLC data on last padding octet */
blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
more := false, e := true);
blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(cs := cs,
+ tfi := ms.ul_tbf.tfi,
cv := cv,
bsn := ms.ul_tbf.bsn,
blocks := blocks,
@@ -1042,15 +2569,18 @@ testcase TC_ul_data_toolong_fills_padding() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
f_TC_ul_data_toolong_fills_padding_cs(ms, CS_2, 2);
f_TC_ul_data_toolong_fills_padding_cs(ms, CS_3, 1);
f_TC_ul_data_toolong_fills_padding_cs(ms, CS_4, 0);
@@ -1075,18 +2605,21 @@ private function f_TC_mo_ping_pong_1phase_access(template (present) CodingScheme
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine */
- f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
+ contention resolution) and make sure it is ACKED fine */
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -1095,8 +2628,8 @@ private function f_TC_mo_ping_pong_1phase_access(template (present) CodingScheme
BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
/* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
- BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
@@ -1114,33 +2647,26 @@ private function f_TC_mo_ping_pong_1phase_access(template (present) CodingScheme
* answered, so TBFs for uplink and later for downlink are created.
*/
testcase TC_mo_ping_pong() runs on RAW_PCU_Test_CT {
- var CodingScheme exp_cs_mcs := CS_1;
+ var template (present) CodingScheme exp_cs_mcs := cs_gprs_any;
f_TC_mo_ping_pong_1phase_access(exp_cs_mcs);
}
/* Test scenario where MS wants to send some data on PDCH against SGSN and it is
* answered, so TBFs for uplink and later for downlink are created.
*/
-private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessCapabilityV ms_racap,
+private function f_TC_mo_ping_pong_2phase_access(PCUIF_Flags ind_flags,
+ template (value) MSRadioAccessCapabilityV ms_racap,
template (present) CodingScheme exp_ul_cs_mcs := ?,
template (present) CodingScheme exp_dl_cs_mcs := ?)
runs on RAW_PCU_Test_CT {
var RlcmacDlBlock dl_block;
var octetstring data := f_rnd_octstring(10);
+ var PollFnCtx pollctx;
var uint32_t sched_fn;
var uint32_t dl_fn;
var uint32_t unused_fn;
var GprsMS ms;
- /* 0111 0xxx: Single block packet access; one block period on a PDCH is needed for two phase packet access or other RR signalling purpose. */
- var uint16_t ra := oct2int('70'O);
- if (g_force_two_phase_access) {
- /* If 2phase access is enforced by the network, then let's
- request a One phase packet access, we'll receive a single block
- anyway */
- ra := bit2int(chan_req_def);
- }
-
/* Initialize NS/BSSGP side */
f_init_bssgp();
/* Initialize GPRS MS side */
@@ -1148,27 +2674,15 @@ runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(ind_flags));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
-
- /* Establish an Uplink TBF */
- f_ms_use_ra(ms, ra, ra_is_11bit := 0);
- f_ms_establish_ul_tbf(ms);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
- /* Make sure we've got an Uplink TBF assignment */
- if (not match(ms.ul_tbf.ass.ccch, tr_PacketUlSglAssign)) {
- setverdict(fail, "Wrong Packet Uplink Assignment received: ", ms.ul_tbf.ass.ccch, " vs exp: ", tr_PacketUlSglAssign);
- f_shutdown(__BFILE__, __LINE__);
- }
+ /* Send PACKET RESOURCE REQUEST to upgrade to EGPRS */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap));
- /* Send PACKET RESOURCE REQUEST to upgrade to EGPRS
- * (see 3GPP TS 04.60 "7.1.3.1 Initiation of the Packet resource request procedure")
- */
- f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap)), 0);
- f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS);
if (not match(ms.ul_tbf.tx_cs_mcs, exp_ul_cs_mcs)) {
setverdict(fail, "Wrong CS_MCS ", ms.ul_tbf.tx_cs_mcs, " received vs exp ", exp_ul_cs_mcs);
f_shutdown(__BFILE__, __LINE__);
@@ -1176,16 +2690,18 @@ runs on RAW_PCU_Test_CT {
/* Send one UL block (without TLLI since we are in Second-Phase Access)
and make sure it is ACKED fine */
- f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); /* TODO: send using cs_mcs */
+ f_ms_tx_ul_data_block_multi(ms, 1);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
- f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
/* UL block should be received in SGSN */
BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
/* Now SGSN sends some DL data, PCU will page on PACCH */
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
+ /* Sleep a bit to make sure PCU received the DL data and hence it will be prioritized by scheduler: */
+ f_sleep(0.5);
f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS);
/* DL Ass sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -1197,57 +2713,83 @@ runs on RAW_PCU_Test_CT {
f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_dl_cs_mcs);
/* ACK the DL block */
- f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
- f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.ul_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, ischosen(dl_block.data_egprs)),
f_dl_block_ack_fn(dl_block, dl_fn));
f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_mo_ping_pong_with_ul_racap() runs on RAW_PCU_Test_CT {
- var MultislotCap_GPRS mscap_gprs := {
- gprsmultislotclass := '00011'B,
- gprsextendeddynalloccap := '0'B
+ var template (present) CodingScheme exp_ul_cs_mcs := cs_gprs_any;
+ var template (present) CodingScheme exp_dl_cs_mcs := cs_gprs_any;
+
+ f_TC_mo_ping_pong_2phase_access(c_PCUIF_Flags_noMCS, ms_racap_gprs_def, exp_ul_cs_mcs, exp_dl_cs_mcs);
+
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pkt.ul_assignment", mtype := "c", min := 1, max := 1 }
};
- var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) };
- var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, false);
- var CodingScheme exp_dl_cs_mcs := CS_2;
+ f_statsd_expect(expect);
- f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs);
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_mo_ping_pong_with_ul_racap_egprs_only() runs on RAW_PCU_Test_CT {
- /* Initialize the PCU interface abstraction with EGPRS-only */
- g_egprs_only := true;
+ var template (present) CodingScheme exp_ul_cs_mcs := mcs_egprs_any;
+ var template (present) CodingScheme exp_dl_cs_mcs := mcs_egprs_any;
- var MultislotCap_GPRS mscap_gprs := {
- gprsmultislotclass := '00011'B,
- gprsextendeddynalloccap := '0'B
- };
- var MultislotCap_EGPRS mscap_egprs := {
- egprsmultislotclass := '00011'B,
- egprsextendeddynalloccap := '0'B
+ f_TC_mo_ping_pong_2phase_access(c_PCUIF_Flags_default, ms_racap_egprs_def, exp_ul_cs_mcs, exp_dl_cs_mcs);
+
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pkt.ul_assignment", mtype := "c", min := 1, max := 1 }
};
- var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, mscap_egprs)) };
- var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, true);
- var CodingScheme exp_dl_cs_mcs := MCS_1;
+ f_statsd_expect(expect);
- f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs);
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_force_two_phase_access() runs on RAW_PCU_Test_CT {
/* Configure PCU to force two phase access */
g_force_two_phase_access := true;
- var MultislotCap_GPRS mscap_gprs := {
- gprsmultislotclass := '00011'B,
- gprsextendeddynalloccap := '0'B
- };
- var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) };
var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, false);
- var CodingScheme exp_dl_cs_mcs := CS_2;
+ var template (present) CodingScheme exp_dl_cs_mcs := cs_gprs_any;
+
+ f_TC_mo_ping_pong_2phase_access(c_PCUIF_Flags_noMCS, ms_racap_gprs_def, exp_ul_cs_mcs, exp_dl_cs_mcs);
- f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs);
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pkt.ul_assignment", mtype := "c", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Test scenario where SGSN wants to send some data against MS and it is
@@ -1269,30 +2811,33 @@ runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
- BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
- f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_cs_mcs);
+ /* Skip potential dummy blocks before X2002 triggers at PCU after us: */
+ dl_fn := f_rx_rlcmac_dl_block_skip_dummy(dl_block, max_dummy := 10);
+
+ f_rlcmac_dl_block_exp_data(dl_block, data, 0, exp_cs_mcs);
/* ACK the DL block, and request UL TBF at the same time */
- f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
- f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK_CHREQ(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, ischosen(dl_block.data_egprs), c_ChReqDesc_default),
f_dl_block_ack_fn(dl_block, dl_fn));
/* Expect UL ass */
f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS);
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine */
+ contention resolution) and make sure it is ACKED fine */
f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
@@ -1305,20 +2850,15 @@ runs on RAW_PCU_Test_CT {
}
testcase TC_mt_ping_pong() runs on RAW_PCU_Test_CT {
- var CodingScheme exp_cs_mcs := CS_1;
+ var template (present) CodingScheme exp_cs_mcs := cs_gprs_any;
f_TC_mt_ping_pong(omit, exp_cs_mcs);
}
/* TC_mt_ping_pong, but DL-UNITDATA contains RA Access capability with (M)CS
/* information about the MS */
testcase TC_mt_ping_pong_with_dl_racap() runs on RAW_PCU_Test_CT {
- var MultislotCap_GPRS_BSSGP mscap_gprs := {
- gprsmultislotclass := '00011'B,
- gprsextendeddynalloccap := '0'B
- } ;
- var MSRadioAccessCapabilityV_BSSGP ms_racap := { valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, mscap_gprs, omit)) };
- var CodingScheme exp_cs_mcs := CS_2;
- f_TC_mt_ping_pong(ms_racap, exp_cs_mcs);
+ var template (present) CodingScheme exp_cs_mcs := cs_gprs_any;
+ f_TC_mt_ping_pong(bssgp_ms_racap_gprs_def, exp_cs_mcs);
}
/* Verify that if PCU doesn't get one of the intermediate UL data blocks in a UL
@@ -1335,6 +2875,7 @@ testcase TC_ul_intermediate_retrans() runs on RAW_PCU_Test_CT {
var octetstring lost_payload;
var uint5_t tfi;
var GprsMS ms;
+ var uint32_t payload_fill_len;
/* Initialize NS/BSSGP side */
f_init_bssgp();
@@ -1343,40 +2884,45 @@ testcase TC_ul_intermediate_retrans() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
tfi := ms.ul_tbf.tfi;
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine. */
- payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
- f_ms_tx_ul_data_block(ms, payload, cv := 15, with_tlli := true);
+ contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true)); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
+ f_ms_tx_ul_data_block(ms, payload, cv := 15, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
total_payload := payload;
+ payload_fill_len := f_ultbf_payload_fill_length(ms.ul_tbf);
+
/* Send 2 packets, skip 1 (inc bsn) and send another one */
- payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */
+ payload := f_rnd_octstring(payload_fill_len);
f_ms_tx_ul_data_block(ms, payload, cv := 15);
total_payload := total_payload & payload;
- payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */
+ payload := f_rnd_octstring(payload_fill_len);
f_ms_tx_ul_data_block(ms, payload, cv := 15);
total_payload := total_payload & payload;
- lost_payload := f_rnd_octstring(20);
+ lost_payload := f_rnd_octstring(payload_fill_len);
ms.ul_tbf.bsn := ms.ul_tbf.bsn + 1; /* LOST PAYLOAD bsn=3, will be retransmitted, next bsn is increased +2 */
total_payload := total_payload & lost_payload;
- payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */
+ payload := f_rnd_octstring(payload_fill_len)
f_ms_tx_ul_data_block(ms, payload, cv := 15);
total_payload := total_payload & payload;
@@ -1386,7 +2932,11 @@ testcase TC_ul_intermediate_retrans() runs on RAW_PCU_Test_CT {
/* On CV=0, we'll receive a UL ACK asking about missing block */
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* TODO: check ack ack bitmap (URBB) */
- ul_data := t_RLCMAC_UL_DATA(tfi := tfi, cv := 15, bsn := 3, blocks := {t_RLCMAC_LLCBLOCK(lost_payload)});
+ ul_data := t_RLCMAC_UL_DATA(cs := ms.ul_tbf.tx_cs_mcs,
+ tfi := tfi,
+ cv := 15,
+ bsn := 3,
+ blocks := {t_RLCMAC_LLCBLOCK(lost_payload)});
f_ms_tx_ul_block(ms, ul_data);
/* Now final ack is recieved */
@@ -1420,11 +2970,11 @@ testcase TC_imm_ass_dl_block_retrans() runs on RAW_PCU_Test_CT {
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
- BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
@@ -1433,7 +2983,7 @@ testcase TC_imm_ass_dl_block_retrans() runs on RAW_PCU_Test_CT {
/* Now we don't ack the dl block (emulate MS failed receiveing IMM ASS
* or GPRS DL, or DL ACK was lost for some reason). As a result, PCU
* should retrigger IMM ASS + GPRS DL procedure after poll timeout. */
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
@@ -1465,23 +3015,25 @@ testcase TC_dl_flow_more_blocks() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
f_statsd_reset();
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
- BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS */
f_sleep(X2002);
+ /* Skip potential dummy blocks before X2002 triggers at PCU after us: */
+ fn := f_rx_rlcmac_dl_block_skip_dummy(dl_block, max_dummy := 10);
/* Expect the first (GPRS DL) block with bsn=0 and rrbp_valid=1 */
- f_rx_rlcmac_dl_block_exp_data(dl_block, fn, data, 0);
+ f_rlcmac_dl_block_exp_data(dl_block, data, 0);
f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block);
/* TDMA frame number on which we are supposed to send the ACK */
@@ -1524,7 +3076,7 @@ testcase TC_dl_flow_more_blocks() runs on RAW_PCU_Test_CT {
{ name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 0, max := 0},
{ name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1},
{ name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 0, max := 0},
- { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 112, max := 112},
+ { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 64, max := 64},
{ name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 0, max := 0}
};
f_statsd_expect(expect);
@@ -1552,15 +3104,18 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Summary of what's transmitted:
* 1- UL RlcDataBlock(dataA) [BSN=0, CV=3]
* 2- UL RlcDataBlock(dataA finished, dataB starts) [BSN=1, CV=2]
@@ -1571,7 +3126,8 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
*/
/* UL RlcDataBlock(dataA) [BSN=0, CV=3] */
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(cs := CS_1,
+ tfi := ms.ul_tbf.tfi,
cv := 3,
bsn := ms.ul_tbf.bsn,
blocks := { t_RLCMAC_LLCBLOCK(substr(dataA, 0, 16)) },
@@ -1580,10 +3136,11 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
* RLCMAC block being sent. */
ul_data.data.mac_hdr.e := true;
f_ultbf_inc_bsn(ms.ul_tbf);
- f_ms_tx_ul_block(ms, ul_data);
+ f_ms_tx_ul_block(ms, ul_data, ms.ul_tbf.start_time_fn);
/* UL RlcDataBlock(dataA finished, dataB starts) [BSN=1, CV=2] */
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(cs := CS_1,
+ tfi := ms.ul_tbf.tfi,
cv := 2,
bsn := ms.ul_tbf.bsn,
blocks := { t_RLCMAC_LLCBLOCK(substr(dataA, 16, 4),
@@ -1598,7 +3155,8 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataA));
/* UL RlcDataBlock(dataB finished, dataC starts and finishes, dataD starts) [BSN=2, CV=1] */
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(cs := CS_1,
+ tfi := ms.ul_tbf.tfi,
cv := 1,
bsn := ms.ul_tbf.bsn,
blocks := { t_RLCMAC_LLCBLOCK(substr(dataB, 11, 2),
@@ -1616,7 +3174,9 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataC));
/* UL RlcDataBlock(dataD finishes) [BSN=3, CV=0] */
- ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi,
+ ul_data := t_RLCMAC_UL_DATA_TLLI(
+ cs := CS_1,
+ tfi := ms.ul_tbf.tfi,
cv := 0,
bsn := ms.ul_tbf.bsn,
blocks := { t_RLCMAC_LLCBLOCK(substr(dataD, 9, 3),
@@ -1636,12 +3196,422 @@ testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Validate an Imm Assignment is retransmitted if first RRBP requesting DL
+ * ACK/NACK is not answered */
+testcase TC_dl_no_ack_retrans_imm_ass() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var octetstring data1 := f_rnd_octstring(200);
+ var octetstring data2 := f_rnd_octstring(10);
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename())
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data1, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+
+ /* Recv DL data until receiving RRBP to DL ACK (because it's last queued DL data) */
+ while (true) {
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, ?, ?);
+
+ /* Keep Ack/Nack description updated (except for last BSN) */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block);
+
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ /* Don't transmit DL ACK here on purpose ignore it */
+ break;
+ }
+ }
+
+ /* PCU starts whole process again */
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+
+ /* Recv DL data until receiving RRBP to DL ACK (because it's last queued
+ /* DL data), after that we receive only DUMMY blocks so we are done */
+ var boolean data_received := false;
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [data_received] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL)) { /* done */ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DATA)) -> value data_msg {
+ data_received := true;
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, data_msg.dl_block);
+ if (data_msg.dl_block.data.mac_hdr.hdr_ext.fbi) {
+ log("Received FINAL_ACK");
+ ms.dl_tbf.acknack_desc.final_ack := '1'B;
+ }
+ if (f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, data_msg.raw.fn));
+ }
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* OS#5508: Verify scheduling of LLC frames with SAPI=1 (GMM) takes precedence
+ * over SAPI2/7/8 which in turn take prececende over others */
+testcase TC_dl_llc_sapi_priority() runs on RAW_PCU_Test_CT {
+ var octetstring data_sapi1 := f_pad_oct('01'O, 19, 'ff'O);
+ var octetstring data_sapi2 := f_pad_oct('02'O, 19, 'ff'O);
+ var octetstring data_sapi7 := f_pad_oct('07'O, 19, 'ff'O);
+ var octetstring data_sapi8 := f_pad_oct('08'O, 19, 'ff'O);
+ var octetstring data_sapi_other := f_pad_oct('03'O, 19, 'ff'O);
+ var RlcmacDlBlock dl_block;
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ var integer state := 1;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Lock to CS1 to keep same DL RLCMAC data block size: */
+ g_cs_initial_dl := 1;
+ g_mcs_max_dl := 1;
+ f_pcuvty_set_allowed_cs_mcs();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some low prio DL data, PCU will page on CCCH (PCH) */
+ for (var integer i := 0; i < 10; i := i + 1) {
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data_sapi_other, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ }
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data_sapi2, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data_sapi7, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data_sapi8, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data_sapi1, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS */
+ f_sleep(X2002);
+
+ while (state != 0) {
+ var OCT1 rx_sapi;
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, ?, ?);
+ rx_sapi := dl_block.data.blocks[0].payload[0];
+
+ select (state) {
+ case(1) { /* We expect the first GMM LLC frame here (SAPI=1, highest prio) */
+ if (rx_sapi != '01'O) {
+ setverdict(fail, "Wrong prio: Expected LLC SAPI 1 (GMM) but got ", rx_sapi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ state := 2;
+ }
+ case(2) { /* We expect the second LLC frame here (SAPI=2, middle prio) */
+ if (rx_sapi != '02'O) {
+ setverdict(fail, "Wrong prio: Expected LLC SAPI 2 but got ", rx_sapi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ state := 7;
+ }
+ case(7) { /* We expect the third LLC frame here (SAPI=7, middle prio) */
+ if (rx_sapi != '07'O) {
+ setverdict(fail, "Wrong prio: Expected LLC SAPI 7 but got ", rx_sapi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ state := 8;
+ }
+ case(8) { /* We expect the fourth LLC frame here (SAPI=8, middle prio) */
+ if (rx_sapi != '08'O) {
+ setverdict(fail, "Wrong prio: Expected LLC SAPI 8 but got ", rx_sapi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ state := 3;
+ }
+ case(3) { /* We expect the other LLC frame here (SAPI=3, lower prio) */
+ if (rx_sapi != '03'O) {
+ setverdict(fail, "Wrong prio: Expected LLC SAPI 3 but got ", rx_sapi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ state := 0; /* Done, break */
+ }
+ }
+ /* Keep Ack/Nack description updated (except for last BSN) */
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block);
+
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify allocation and use of multislot tbf, triggered by MS class provided in SGSN. SYS#5131 */
+testcase TC_dl_multislot_tbf_ms_class_from_sgsn() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ var octetstring data := f_rnd_octstring(10);
+ var PacketDlAssign dl_tbf_ass;
+ var RlcmacDlBlock dl_block;
+ var uint32_t poll_fn;
+ var uint32_t dl_fn;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ timer T := 5.0;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Only 1 TRX with 8 PDCH */
+ f_PCUIF_PDCHMask_set(info_ind, '11111111'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF, this way the PCU can send DL Assignment
+ through PDCH (no multiblock assignment possible through PCH) */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ dl_fn := f_ms_wait_usf(ms, nr := f_ms_tx_TsTrxBtsNum(ms));
+ sched_fn := f_next_pdch_block(dl_fn);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine */
+ f_ms_tx_ul_data_block(ms, data, with_tlli := true, fn := sched_fn,
+ nr := f_ms_tx_TsTrxBtsNum(ms));
+ /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, poll_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* SGSN sends some DL data, PCU will assign DL TBF through PACCH */
+ var MultislotCap_GPRS_BSSGP mscap_gprs := {
+ gprsmultislotclass := '10010'B, /* MS class 18, supports 8 DL and 8 UL */
+ gprsextendeddynalloccap := '0'B
+ };
+ var MSRadioAccessCapabilityV_BSSGP ms_racap := { valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, mscap_gprs, omit)) };
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap));
+ dl_block := f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ if (f_dltbf_num_slots(ms.dl_tbf) != 8) {
+ setverdict(fail, "Expected 8 PDCH slots allocated but got ", f_dltbf_num_slots(ms.dl_tbf));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test DL TBF assignment over PACCH if Multislot class is unknown both at PCU
+ * and SGSN (eg. because MS started 1-phase access and SGSN answered back).
+ * Since the msclass is unknown, it shouldn't assign multiple timeslots since
+ * the MS may not support it. Related OS#6118. */
+testcase TC_dl_multislot_tbf_ms_class_unknown() runs on RAW_PCU_Test_CT
+{
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ var RlcmacDlBlock dl_block;
+ var octetstring payload;
+ var template (value) LlcBlockHdr blk_hdr;
+ var template (value) LlcBlocks blocks;
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var template RlcmacDlBlock acknack_tmpl;
+ var GprsMS ms;
+ var octetstring data := f_rnd_octstring(10);
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Only 1 TRX with 8 PDCH */
+ f_PCUIF_PDCHMask_set(info_ind, '11111111'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF. 1 TS is assigned over AGCH. */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ dl_fn := f_ms_wait_usf(ms, nr := f_ms_tx_TsTrxBtsNum(ms));
+ sched_fn := f_next_pdch_block(dl_fn);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ * contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
+ blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
+ more := false, e := true);
+ blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
+ /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, fn := sched_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+
+ acknack_tmpl := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi,
+ tr_UlAckNackGprs(ms.tlli,
+ tr_AckNackDescription(final_ack := '0'B)))
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, racap := omit));
+ dl_block := f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ if (f_dltbf_num_slots(ms.dl_tbf) != 1) {
+ setverdict(fail, "Expected 1 PDCH slots allocated but got ", f_dltbf_num_slots(ms.dl_tbf));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_dl_multislot_tbf_ms_class_from_2phase() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+
+ var MultislotCap_GPRS mscap_gprs := {
+ gprsmultislotclass := '10010'B, /* MS class 18, supports 8 DL and 8 UL */
+ gprsextendeddynalloccap := '0'B
+ };
+ var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) };
+
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Only 1 TRX with 8 PDCH */
+ f_PCUIF_PDCHMask_set(info_ind, '11111111'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST to notify the MultiSlot Class */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap));
+
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
+ dl_block := f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS, nr := f_ms_tx_TsTrxBtsNum(ms));
+ if (f_dltbf_num_slots(ms.dl_tbf) != 8) {
+ setverdict(fail, "Expected 8 PDCH slot allocated but got ", f_dltbf_num_slots(ms.dl_tbf));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_ul_multislot_tbf_ms_class_from_2phase() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+
+ var MultislotCap_GPRS mscap_gprs := {
+ gprsmultislotclass := '10010'B, /* MS class 18, supports 8 DL and 8 UL */
+ gprsextendeddynalloccap := '0'B
+ };
+ var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) };
+
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Only 1 TRX with 8 PDCH */
+ f_PCUIF_PDCHMask_set(info_ind, '11111111'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST to notify the MultiSlot Class */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap));
+
+ if (f_ultbf_num_slots(ms.ul_tbf) != 8) {
+ setverdict(fail, "Expected 8 PDCH slot allocated but got ", f_ultbf_num_slots(ms.ul_tbf));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
/* Test scenario where MS wants to request a new TBF once the current one is
* ending, by means of sending a Packet Resource Request on ul slot provided by
* last Pkt Ul ACK's RRBP.
* See 3GPP TS 44.060 sec 9.3.2.4.2 "Non-extended uplink TBF mode" */
testcase TC_ul_tbf_reestablish_with_pkt_resource_req() runs on RAW_PCU_Test_CT {
- var CodingScheme exp_cs_mcs := CS_1;
var RlcmacDlBlock dl_block;
var octetstring data := f_rnd_octstring(10);
var uint32_t sched_fn;
@@ -1657,17 +3627,21 @@ testcase TC_ul_tbf_reestablish_with_pkt_resource_req() runs on RAW_PCU_Test_CT {
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send one UL block (with TLLI since we are in One-Phase Access
- contention resoultion) and make sure it is ACKED fine */
- f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
+ contention resolution) and make sure it is ACKED fine */
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
/* UL block should be received in SGSN */
BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
@@ -1697,30 +3671,329 @@ testcase TC_ul_tbf_reestablish_with_pkt_resource_req() runs on RAW_PCU_Test_CT {
/* ACK the ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pkt.ul_assignment", mtype := "c", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
-private function f_pkt_paging_match_imsi(in PacketPagingReq req, hexstring imsi)
-runs on RAW_PCU_Test_CT {
- var MobileIdentityLV_Paging mi_lv := req.repeated_pageinfo.cs.mobile_identity;
- var MobileIdentityV mi := dec_MobileIdentityV(mi_lv.mobile_id);
+/* Test scenario where MS wants to request a new TBF once the current one is
+ * ending, by means of sending a Packet Resource Request on ul slot provided by
+ * last Pkt Ul ACK's RRBP. new Pkt Ul Ass is never confirmed by the MS in this test.
+ * See 3GPP TS 44.060 sec 9.3.2.4.2 "Non-extended uplink TBF mode" */
+testcase TC_ul_tbf_reestablish_with_pkt_resource_req_t3168() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+ var template RlcmacDlBlock acknack_tmpl;
+ var GprsMS ms;
+ var integer cnt_rrbp := 0;
+ var integer cnt_dummy_after_timeout := 0;
+ /* Maximum T3168 value = 8 * 500 ms = 4s => * 4 retrans = 16s */
+ timer T_3168 := 16.0 + 0.5; /* 0.5: extra offset since we cannot match exactly */
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* TODO: Speedup test by sending a PCU_IF_SAPI_BCCH SI13 with T3168=0 (500ms) */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine */
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
- if (mi_lv.len != 8) { /* 8 octets: type of ID (3 bits) + even/odd flag (1 bit) + 15 BCD-encoded digits (60 bits) */
- setverdict(fail, "Mobile Identity length mismatch: ",
- "expected: 8, got: ", mi_lv.len);
+ /* UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+
+ acknack_tmpl := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi,
+ tr_UlAckNackGprs(ms.tlli,
+ tr_AckNackDescription(final_ack := '1'B),
+ tr_UlAckNackGprsAdditionsRel99(tbf_est := true)))
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl);
+
+ /* TODO: verify TBF_EST and FinalACK are both '1' above */
+
+ /* Send PACKET RESOURCE REQUEST to request a new UL TBF */
+ T_3168.start;
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit)), sched_fn);
+
+ /* Now Keep ignoring the Pkt Ul Ass on PACCH: */
+ /* Now we go on receiving DL data and not answering RRBP: */
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_UL_PACKET_ASS)) -> value data_msg {
+ /* We should not be receiving PKT UL ASS anymore after T3168 timeout */
+ if (not T_3168.running) {
+ setverdict(fail, log2str("Unexpected PKT UL ASS after T3168 timeout: ", data_msg));
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ if (f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ log("Ignoring RRBP ", cnt_rrbp);
+ cnt_rrbp := cnt_rrbp + 1;
+ }
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL)) -> value data_msg {
+ nr := ts_TsTrxBtsNum;
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)) -> value data_msg {
+
+ /* T3168 expired and we are not receiving blocks anymore, meaning PCU released the TBF. */
+ break;
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ /* Check that we received at least a few PKT UL ASS before T3168 expiration */
+ if (cnt_rrbp <= 3) {
+ setverdict(fail, log2str("Received only ", cnt_rrbp, " before T3168 timeout!"));
f_shutdown(__BFILE__, __LINE__);
}
- /* Make sure MI contains IMSI before referencing it */
- if (mi.typeOfIdentity != '001'B) {
- setverdict(fail, "Mobile Identity must be of type IMSI ('001'B), ",
- "got: ", mi.typeOfIdentity);
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test scenario where MS wants to request a new UL TBF using a DL (EGPRS) ACK/NACK
+ * transmitted on ul slot provided by its DL TBF.
+ * See 3GPP TS 44.060 sec 9.3.2.4.2 "Non-extended uplink TBF mode" */
+function f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(boolean use_egprs) runs on RAW_PCU_Test_CT {
+ var GprsMS ms;
+ var octetstring data := f_rnd_octstring(10);
+ var RlcmacDlBlock dl_block;
+ var template RlcmacDlBlock rej_tmpl;
+ var uint32_t dl_fn;
+ var uint32_t sched_fn;
+ var template (value) MSRadioAccessCapabilityV_BSSGP racap_tmpl;
+
+ if (use_egprs == true) {
+ racap_tmpl := bssgp_ms_racap_egprs_def;
+ } else {
+ racap_tmpl := bssgp_ms_racap_gprs_def;
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, racap_tmpl, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ /* ACK the DL block, asking for new UL TBF by including ChanReqDesc */
+ f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, use_egprs, ts_ChannelReqDescription()),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ /* We should receive a Pkt Ul ASS */
+ f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS);
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+testcase TC_ul_tbf_reestablish_with_pkt_dl_ack_nack() runs on RAW_PCU_Test_CT {
+ f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(false);
+}
+testcase TC_ul_tbf_reestablish_with_pkt_dl_ack_nack_egprs() runs on RAW_PCU_Test_CT {
+ f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(true);
+}
+
+/* Test UL data blocks BSN 0..127 and then continue again at BSN 0... up to 300
+ * BSNs in total to test several wrap arounds. */
+testcase TC_ul_tbf_bsn_wraparound_gprs() runs on RAW_PCU_Test_CT
+{
+ var PCUIF_info_ind info_ind;
+ var RlcmacDlBlock dl_block;
+ var octetstring payload;
+ var template (value) LlcBlockHdr blk_hdr;
+ var template (value) LlcBlocks blocks;
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var template (value) TsTrxBtsNum nr;
+ var BTS_PDTCH_Block data_msg;
+ var template RlcmacDlBlock acknack_tmpl;
+ var GprsMS ms;
+ var integer blocks_sent := 0;
+ var integer blocks_received := 0;
+ const integer target_bsn_set := 300;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ dl_fn := f_ms_wait_usf(ms);
+ sched_fn := f_next_pdch_block(dl_fn);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */
+ blk_hdr := t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload),
+ more := false, e := true);
+ blocks := { t_RLCMAC_LLCBLOCK(payload, blk_hdr) };
+ /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks, cv := 15, with_tlli := true, fn := sched_fn);
+ blocks_sent := blocks_sent + 1;
+
+ /* UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+
+ acknack_tmpl := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi,
+ tr_UlAckNackGprs(ms.tlli,
+ tr_AckNackDescription(final_ack := '0'B)))
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl);
+
+ nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_UL_ACK_NACK_GPRS)) -> value data_msg {
+
+ if (f_dl_block_rrbp_valid(data_msg.dl_block)) {
+ var uint32_t ack_fn := f_dl_block_ack_fn(data_msg.dl_block, data_msg.raw.fn)
+ log("ACKING FN ", data_msg.raw.fn, " on FN ", ack_fn);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), ack_fn);
+ }
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks);
+ blocks_sent := blocks_sent + 1;
+
+ if (blocks_sent == target_bsn_set) {
+ break;
+ }
+
+ nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ tr_RLCMAC_DL_DUMMY_CTRL)) -> value data_msg {
+
+ f_ms_tx_ul_data_blocks_gprs(ms, blocks);
+ blocks_sent := blocks_sent + 1;
+
+ if (blocks_sent == target_bsn_set) {
+ break;
+ }
+
+ nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)) -> value data_msg {
+ nr := f_ms_tx_TsTrxBtsNum(ms);
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
+ block_nr := nr.blk_nr));
+ repeat;
+ }
+ [] BTS.receive {
+ setverdict(fail, "Unexpected BTS message");
f_shutdown(__BFILE__, __LINE__);
- } else if (mi.oddEvenInd_identity.imsi.digits != imsi) {
- setverdict(fail, "Mobile Identity contains unexpected IMSI, ",
- "expected: ", imsi, " got: ", mi.oddEvenInd_identity.imsi.digits);
+ }
+ [] BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)) {
+ blocks_received := blocks_received + 1;
+ repeat;
+ }
+ }
+
+ /* Validate most part of them were accepted and forwarded: */
+ if (blocks_received < target_bsn_set * 95 / 100) {
+ setverdict(fail, "Forwarded ", blocks_received, " out of ", target_bsn_set, " transmitted");
f_shutdown(__BFILE__, __LINE__);
}
+ log("Forwarded ", blocks_received, " out of ", target_bsn_set, " transmitted");
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Test CS paging over the BTS<->PCU socket.
@@ -1745,15 +4018,18 @@ testcase TC_paging_cs_from_bts() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* build mobile Identity */
mi := valueof(ts_MI_IMSI_LV(imsi));
mi_enc_lv := enc_MobileIdentityLV(mi);
@@ -1765,7 +4041,10 @@ testcase TC_paging_cs_from_bts() runs on RAW_PCU_Test_CT {
f_rx_rlcmac_dl_block_exp_pkt_pag_req(dl_block);
/* Make sure that Packet Paging Request contains the same IMSI */
- f_pkt_paging_match_imsi(dl_block.ctrl.payload.u.paging, imsi);
+ var PacketPagingReq req := dl_block.ctrl.payload.u.paging;
+ if (not f_pkt_paging_match_imsi(req, imsi, ps_domain := false)) {
+ setverdict(fail, "Failed to match IMSI ", imsi, " in ", req);
+ }
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -1786,15 +4065,18 @@ runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send paging request with or without TMSI */
if (use_ptmsi) {
tmsi := oct2int(f_rnd_octstring(4)); /* Random P-TMSI */
@@ -1803,14 +4085,27 @@ runs on RAW_PCU_Test_CT {
BSSGP[0].send(ts_BSSGP_CS_PAGING_IMSI(bvci, imsi));
}
- /* Receive it on BTS side towards MS */
- f_rx_rlcmac_dl_block_exp_pkt_pag_req(dl_block);
+ /* Now receive it on BTS side towards MS.
+ * Skip any dummy blocks in case the PCUIF req arrives before the BSSP CS_PAGING:
+ */
+ f_rx_rlcmac_dl_block_skip_dummy(dl_block, max_dummy := 10);
+
+ if (not match(dl_block, tr_RLCMAC_PACKET_PAG_REQ())) {
+ setverdict(fail, "Failed to match Packet Paging Request: ",
+ dl_block, " vs ", tr_RLCMAC_PACKET_PAG_REQ());
+ f_shutdown(__BFILE__, __LINE__);
+ }
/* Make sure that Packet Paging Request contains the same P-TMSI/IMSI */
+ var PacketPagingReq req := dl_block.ctrl.payload.u.paging;
if (use_ptmsi) {
- f_pkt_paging_match_tmsi(dl_block.ctrl.payload.u.paging, tmsi);
+ if (not f_pkt_paging_match_tmsi(req, tmsi, ps_domain := false)) {
+ setverdict(fail, "Failed to match P-TMSI ", tmsi, " in ", req);
+ }
} else {
- f_pkt_paging_match_imsi(dl_block.ctrl.payload.u.paging, imsi);
+ if (not f_pkt_paging_match_imsi(req, imsi, ps_domain := false)) {
+ setverdict(fail, "Failed to match IMSI ", imsi, " in ", req);
+ }
}
f_shutdown(__BFILE__, __LINE__, final := true);
@@ -1842,12 +4137,11 @@ runs on RAW_PCU_Test_CT {
f_init_gprs_ms();
ms := g_ms[0]; /* We only use first MS in this test */
- /* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_statsd_reset();
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Send BSSGP PAGING-PS (with or without TMSI), wait for RR Paging Request Type 1.
* Make sure that both paging group (IMSI suffix) and Mobile Identity match. */
@@ -1860,19 +4154,63 @@ runs on RAW_PCU_Test_CT {
f_pcuif_rx_pch_pag_req1(tr_MI_IMSI(imsi), imsi_suff_tx);
}
- f_shutdown(__BFILE__, __LINE__, final := true);
+ var StatsDExpects expect := {
+ { name := "TTCN3.pcu.sgsn.0.rx_paging_ps", mtype := "c", min := 1, max := 1 },
+ /* After the PCU receives the paging request from SGSN,
+ * and it doesn't have any errors, PCU sends it to the
+ * BTS to do paging over PCH. */
+ { name := "TTCN3.bts.0.pch.requests", mtype := "c", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
}
testcase TC_paging_ps_from_sgsn_sign_ptmsi() runs on RAW_PCU_Test_CT {
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
f_tc_paging_ps_from_sgsn(0, true);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_paging_ps_from_sgsn_sign() runs on RAW_PCU_Test_CT {
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
f_tc_paging_ps_from_sgsn(0);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_paging_ps_from_sgsn_ptp() runs on RAW_PCU_Test_CT {
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ f_tc_paging_ps_from_sgsn(mp_gb_cfg.bvc[0].bvci);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_paging_pch_timeout() runs on RAW_PCU_Test_CT {
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Set T3113 to 1s to shorten the test duration */
+ f_vty_config2(PCUVTY, {"pcu"}, "timer T3113 1");
+
+ /* Reset stats and send paging PS request */
f_tc_paging_ps_from_sgsn(mp_gb_cfg.bvc[0].bvci);
+
+ /* Verify that counter increases when T3113 times out (MS did not start
+ * TBF to respond to paging). */
+ f_sleep(1.2);
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.pch.requests.timeout", mtype := "c", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
+
+ f_vty_config2(PCUVTY, {"pcu"}, "timer T3113 default");
+ f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Verify osmo-pcu handles DL UNIT_DATA from SGSN with IMSI IE correctly. See OS#4729 */
@@ -1890,19 +4228,22 @@ testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
f_statsd_reset();
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Fake GMM GPRS Attach or similar, PCU doesn't care about upper layers here */
- f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -1912,7 +4253,7 @@ testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT {
/* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+ f_ms_exp_dl_tbf_ass_ccch(ms);
/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
f_sleep(X2002);
@@ -1928,8 +4269,8 @@ testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT {
{ name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 1, max := 1},
{ name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1},
{ name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 1, max := 1},
- { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 28, max := 28},
- { name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 16, max := 16}
+ { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 10, max := 10},
+ { name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 26, max := 26}
};
f_statsd_expect(expect);
@@ -1951,17 +4292,20 @@ testcase TC_bssgp_dl_unitdata_with_invalid_imsi() runs on RAW_PCU_Test_CT {
ms := g_ms[0]; /* We only use first MS in this test */
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Fake GMM GPRS Attach or similar, PCU doesn't care about upper layers here */
- f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true);
+ f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
@@ -1972,13 +4316,297 @@ testcase TC_bssgp_dl_unitdata_with_invalid_imsi() runs on RAW_PCU_Test_CT {
/* Now SGSN sends some DL data with an invalid IMSI */
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI('1122'H)));
- BSSGP_SIG[0].receive(tr_BSSGP_STATUS(omit, BSSGP_CAUSE_CONDITIONAL_IE_ERROR, ?));
+ BSSGP_GLOBAL[0].receive(tr_BSSGP_STATUS(omit, BSSGP_CAUSE_CONDITIONAL_IE_ERROR, ?));
/* TODO: make sure no data is sent over PCU -> MS */
f_shutdown(__BFILE__, __LINE__, final := true);
}
+private function f_tc_dl_data_no_llc_ui_dummy(template (omit) MSRadioAccessCapabilityV_BSSGP ms_racap := omit) runs on RAW_PCU_Test_CT {
+ var AckNackDescription ack_nack_desc := valueof(t_AckNackDescription_init);
+ var octetstring data := f_rnd_octstring(6);
+ var RlcmacDlBlock dl_block;
+ var GprsMS ms;
+ var uint32_t fn;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS */
+ f_sleep(X2002);
+
+ /* Expect the first (GPRS DL) block with bsn=0 and rrbp_valid=1 */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, fn, data, 0);
+
+ if (ischosen(dl_block.data_egprs)) {
+ if (lengthof(dl_block.data_egprs.blocks) != 2) {
+ setverdict(fail, "DL EGPRS block has unexpected number of LLC frames: ", dl_block.data_egprs);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ if (dl_block.data_egprs.blocks[1].hdr.length_ind != 127) {
+ setverdict(fail, "DL EGPRS block 2nd llc frame is not padding!: ", dl_block.data_egprs);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ if (not match(dl_block.data_egprs.blocks[1].payload,
+ f_pad_oct(''O, lengthof(dl_block.data_egprs.blocks[1].payload), '2B'O))) {
+ setverdict(fail, "DL EGPRS block 2nd llc frame is not padding!: ", dl_block.data_egprs);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ } else if (lengthof(dl_block.data.blocks) > 1) {
+ setverdict(fail, "DL GPRS block has extra unexpected LLC frames: ", dl_block.data);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify osmo-pcu Doesn't append LLC UI dummy frames to rlcmac blocks
+ * containing llc data. See OS#4849 */
+testcase TC_dl_gprs_data_no_llc_ui_dummy() runs on RAW_PCU_Test_CT {
+ f_tc_dl_data_no_llc_ui_dummy(omit);
+}
+
+/* Verify osmo-pcu Doesn't append LLC UI dummy frames to rlcmac blocks
+ * containing llc data. See OS#4849 */
+testcase TC_dl_egprs_data_no_llc_ui_dummy() runs on RAW_PCU_Test_CT {
+ f_tc_dl_data_no_llc_ui_dummy(bssgp_ms_racap_egprs_def);
+}
+
+/* Scenario: MS creates one phase access, does contention resolution CV>0 and
+ * finishes sending data (CV=0), which is forwarded to SGSN by PCU. PCU acks with
+ * FINAL_ACK=1 (hence UL TBF moves to FINISHED state). Then SGSN answers and PCU
+ * has to assign a DL TBF (through PCH because of FINISHED state, TS 44.060 9.3.3.3.2).
+ * Make sure the assignment is not done until we receive the PKT CTRL ACK from the MS
+ * (at that time we know the MS is listening on PCH again). OS#5700.
+ */
+testcase TC_ul_tbf_finished_pkt_dl_ass_pch() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var uint32_t sched_fn;
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ timer T;
+ var octetstring payload;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true));
+ dl_fn := f_rx_rlcmac_dl_block_exp_dummy(dl_block);
+ f_ms_tx_ul_data_block(ms, payload, cv := 1, with_tlli := true, fn := f_next_pdch_block(dl_fn));
+
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, false));
+ f_ms_tx_ul_data_block(ms, payload, cv := 0);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+
+ /* 1 UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+ /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+
+ /* UL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
+ f_sleep(X2002);
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Scenario: MS creates a UL TBF and
+ * finishes sending data (CV=0), which is forwarded to SGSN by PCU. PCU acks with
+ * FINAL_ACK=1 (hence UL TBF moves to FINISHED state). Then SGSN answers and PCU
+ * has to assign a DL TBF on PCH. While the network is waiting for the MS to
+ * move to PDCH before transmitting DL data (timer X2002), the MS finds out it
+ * needs to send new UL data and hence sends a RACH request to create a new UL
+ * TBF.
+ * Make sure the the MS is assigned a DL TBF through PACCH in that case even if
+ * no new DL data is received from the SGSN. OS#5700.
+ * This test validates the specific case where the 2nd UL TBF is done through
+ * 1phase-access.
+ */
+testcase TC_ul_tbf_1phase_while_dl_ass_pch() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var uint32_t sched_fn;
+ var uint32_t poll_fn;
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ timer T;
+ var octetstring payload;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true));
+ dl_fn := f_rx_rlcmac_dl_block_exp_dummy(dl_block);
+ f_ms_tx_ul_data_block(ms, payload, cv := 1, with_tlli := true, fn := f_next_pdch_block(dl_fn));
+
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, false));
+ f_ms_tx_ul_data_block(ms, payload, cv := 0);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+
+ /* 1 UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+ /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+
+ /* UL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Now the PCU is waiting for the MS to move to PDCH in order to send data to it (timer X2002).
+ * The MS decides it want to send new Ul TBF so it send RACH req to ask for it: */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ dl_fn := f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ * contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true));
+ f_ms_tx_ul_data_block(ms, payload, cv := 1, with_tlli := true, fn := f_next_pdch_block(dl_fn));
+
+ /* UL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+
+ /* The PCU considers the MS to have gone over Contention Resolution
+ * after having sent the first UL ACK/NACK to it, hence next it will try to
+ * assign the DL-TBF to send the data it received from the SGSN previously: */
+ f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS);
+ /* the MS ACKs the PKT_DL_ASS: */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), poll_fn);
+
+ /* We should finally receive the DL-data that was received previously from the SGSN: */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Same as TC_ul_tbf_2phase_while_dl_ass_pch, but this test validates the
+ * specific case where the 2nd UL TBF is done through 2phase-access. */
+testcase TC_ul_tbf_2phase_while_dl_ass_pch() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var octetstring data := f_rnd_octstring(10);
+ var uint32_t sched_fn;
+ var uint32_t poll_fn;
+ var uint32_t dl_fn;
+ var GprsMS ms;
+ timer T;
+ var octetstring payload;
+ var PollFnCtx pollctx;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Establish an Uplink TBF */
+ f_ms_establish_ul_tbf(ms);
+
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
+ /* Send one UL block (with TLLI since we are in One-Phase Access
+ contention resolution) and make sure it is ACKED fine. */
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, true));
+ dl_fn := f_rx_rlcmac_dl_block_exp_dummy(dl_block);
+ f_ms_tx_ul_data_block(ms, payload, cv := 1, with_tlli := true, fn := f_next_pdch_block(dl_fn));
+
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+ payload := f_rnd_octstring(f_ultbf_payload_fill_length(ms.ul_tbf, false));
+ f_ms_tx_ul_data_block(ms, payload, cv := 0);
+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
+
+ /* 1 UL block should be received in SGSN */
+ BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id));
+ /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi)));
+
+ /* UL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Now the PCU is waiting for the MS to move to PDCH in order to send data to it (timer X2002).
+ * The MS decides it want to send new Ul TBF so it send RACH req to ask for it: */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Now that MS seized the UL-TBF, PCU sends DL-TBF Assignment on PACCH */
+ f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS);
+ /* the MS ACKs the PKT_DL_ASS: */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), poll_fn);
+
+ /* We should finally receive the DL-data that was received previously from the SGSN: */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
private function f_TC_egprs_pkt_chan_req(in EGPRSPktChRequest req,
template GsmRrMessage t_imm_ass := ?,
PCUIF_BurstType bt := BURST_TYPE_1)
@@ -2002,16 +4630,18 @@ testcase TC_egprs_pkt_chan_req_signalling() runs on RAW_PCU_Test_CT {
var template GsmRrMessage imm_ass;
var template IaRestOctets rest;
var template EgprsUlAss ul_ass;
+ const integer num_req := 6;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
var EGPRSPktChRequest req := {
/* NOTE: other fields are set in the loop */
signalling := { tag := '110011'B }
};
- for (var integer i := 0; i < 6; i := i + 1) {
+ for (var integer i := 0; i < num_req; i := i + 1) {
var BIT5 ext_ra := int2bit(f_rnd_int(32), 5);
req.signalling.random_bits := ext_ra;
@@ -2023,6 +4653,19 @@ testcase TC_egprs_pkt_chan_req_signalling() runs on RAW_PCU_Test_CT {
f_TC_egprs_pkt_chan_req(req, imm_ass);
}
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -2030,16 +4673,18 @@ testcase TC_egprs_pkt_chan_req_one_phase() runs on RAW_PCU_Test_CT {
var template GsmRrMessage imm_ass;
var template IaRestOctets rest;
var template EgprsUlAss ul_ass;
+ const integer num_req := 6;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
var EGPRSPktChRequest req := {
/* NOTE: other fields are set in the loop */
one_phase := { tag := '0'B }
};
- for (var integer i := 0; i < 6; i := i + 1) {
+ for (var integer i := 0; i < num_req; i := i + 1) {
var BIT5 ext_ra := int2bit(f_rnd_int(32), 5);
var BIT5 mslot_class := int2bit(f_rnd_int(32), 5);
var BIT2 priority := substr(ext_ra, 0, 2);
@@ -2057,6 +4702,19 @@ testcase TC_egprs_pkt_chan_req_one_phase() runs on RAW_PCU_Test_CT {
f_TC_egprs_pkt_chan_req(req, imm_ass);
}
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -2064,16 +4722,18 @@ testcase TC_egprs_pkt_chan_req_two_phase() runs on RAW_PCU_Test_CT {
var template GsmRrMessage imm_ass;
var template IaRestOctets rest;
var template EgprsUlAss ul_ass;
+ const integer num_req := 6;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
var EGPRSPktChRequest req := {
/* NOTE: other fields are set in the loop */
two_phase := { tag := '110000'B }
};
- for (var integer i := 0; i < 6; i := i + 1) {
+ for (var integer i := 0; i < num_req; i := i + 1) {
var BIT5 ext_ra := int2bit(f_rnd_int(32), 5);
var BIT2 priority := substr(ext_ra, 0, 2);
var BIT3 rand := substr(ext_ra, 2, 3);
@@ -2089,12 +4749,26 @@ testcase TC_egprs_pkt_chan_req_two_phase() runs on RAW_PCU_Test_CT {
f_TC_egprs_pkt_chan_req(req, imm_ass);
}
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
private function f_TC_egprs_pkt_chan_req_reject(bitstring ra11, uint32_t fn,
template IARRestOctets rest := ?,
- PCUIF_BurstType bt := BURST_TYPE_1)
+ PCUIF_BurstType bt := BURST_TYPE_1,
+ template WaitIndication wi := ?)
runs on RAW_PCU_Test_CT {
var template ReqRefWaitInd tr_ref;
var GsmRrMessage rr_msg;
@@ -2113,7 +4787,7 @@ runs on RAW_PCU_Test_CT {
/* Make sure that Request Reference list contains at least one entry
* with our TDMA frame number, and RA is set to 'reserved' value 127. */
- tr_ref := tr_ReqRefWaitInd(f_compute_ReqRef(127, fn));
+ tr_ref := tr_ReqRefWaitInd(f_compute_ReqRef(127, fn), wi);
if (not match(iar.payload, { *, tr_ref, * })) {
setverdict(fail, "Request Reference list does not match");
f_shutdown(__BFILE__, __LINE__);
@@ -2140,11 +4814,13 @@ runs on RAW_PCU_Test_CT {
testcase TC_egprs_pkt_chan_req_reject_content() runs on RAW_PCU_Test_CT {
var template IARRestOctets rest;
var BIT5 ext_ra;
+ const integer num_req := 6;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
- for (var integer i := 0; i < 6; i := i + 1) {
+ for (var integer i := 0; i < num_req; i := i + 1) {
ext_ra := int2bit(f_rnd_int(32), 5); /* 5 LSB's of RA11 */
rest := tr_IARRestOctets({ *, tr_ExtRAOpt(ext_ra), * });
@@ -2152,6 +4828,18 @@ testcase TC_egprs_pkt_chan_req_reject_content() runs on RAW_PCU_Test_CT {
f_TC_egprs_pkt_chan_req_reject('111111'B & ext_ra, 1337 + i, rest);
}
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.unexpected", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_rej", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -2161,16 +4849,18 @@ testcase TC_egprs_pkt_chan_req_reject_emergency() runs on RAW_PCU_Test_CT {
var template IARRestOctets rest;
var BIT5 ext_ra;
var BIT11 ra11;
+ const integer num_req := 6;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename());
+ f_statsd_reset();
var EGPRSPktChRequest req := {
/* NOTE: other fields are set in the loop */
emergency := { tag := '110111'B }
};
- for (var integer i := 0; i < 6; i := i + 1) {
+ for (var integer i := 0; i < num_req; i := i + 1) {
ext_ra := int2bit(f_rnd_int(32), 5); /* 5 LSB's of RA11 */
rest := tr_IARRestOctets({ *, tr_ExtRAOpt(ext_ra), * });
@@ -2181,16 +4871,37 @@ testcase TC_egprs_pkt_chan_req_reject_emergency() runs on RAW_PCU_Test_CT {
f_TC_egprs_pkt_chan_req_reject(ra11, 1337 + i, rest);
}
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.unexpected", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_rej", mtype := "c", min := num_req, max := num_req },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Make sure that IUT responds with RR Immediate Assignment Reject due to exhaustion. */
testcase TC_egprs_pkt_chan_req_reject_exhaustion() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
var template IARRestOctets rest;
var BIT11 ra11;
+ info_ind := valueof(ts_PCUIF_INFO_default);
+ info_ind.t3142 := 3;
+
+ /* Only the first TRX is enabled. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+
/* Initialize the PCU interface abstraction */
- f_init_raw(testcasename());
+ f_init_raw(testcasename(), info_ind);
+ f_statsd_reset();
var EGPRSPktChRequest req := {
one_phase := {
@@ -2212,7 +4923,22 @@ testcase TC_egprs_pkt_chan_req_reject_exhaustion() runs on RAW_PCU_Test_CT {
rest := tr_IARRestOctets({ *, tr_ExtRAOpt(substr(ra11, 6, 5)), * });
/* At this point, the IUT should run out of free USFs */
- f_TC_egprs_pkt_chan_req_reject(ra11, 1870, rest);
+ f_TC_egprs_pkt_chan_req_reject(ra11, 1870, rest, wi := info_ind.t3142);
+
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.rach.requests.11bit", mtype := "c", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.rach.requests.one_phase", mtype := "c", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.rach.requests.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.rach.requests.unexpected", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 7, max := 7 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.one_phase", mtype := "c", min := 7, max := 7 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.two_phase", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_ul.contention_resolution_success", mtype := "c", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.immediate.assignment_rej", mtype := "c", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
f_shutdown(__BFILE__, __LINE__, final := true);
}
@@ -2233,7 +4959,7 @@ private function f_TC_pcuif_fh_check_imm_ass(in PCUIF_info_ind info_ind,
in GsmRrMessage rr_msg)
{
var ImmediateAssignment ia := rr_msg.payload.imm_ass;
- var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[ia.pkt_chan_desc.tn];
+ var PCUIF_InfoTrxTs ts := info_ind.trx[0].ts[ia.pkt_chan_desc.tn];
var template PacketChannelDescription tr_pkt_chan_desc := {
channel_Type_spare := ?,
@@ -2269,11 +4995,11 @@ private function f_TC_pcuif_fh_check_imm_ass(in PCUIF_info_ind info_ind,
/* Make sure that Immediate (UL EGPRS TBF) Assignment contains hopping parameters */
testcase TC_pcuif_fh_imm_ass_ul_egprs() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
var GprsMS ms := valueof(t_GprsMS_def);
/* Enable frequency hopping on TRX0/TS7 */
- info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(32);
+ info_ind.trx[0].ts[7] := f_TC_pcuif_fh_params_gen(32);
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename(), info_ind);
@@ -2290,11 +5016,11 @@ testcase TC_pcuif_fh_imm_ass_ul_egprs() runs on RAW_PCU_Test_CT {
/* Make sure that Immediate (UL TBF) Assignment contains hopping parameters */
testcase TC_pcuif_fh_imm_ass_ul() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS);
var GprsMS ms := valueof(t_GprsMS_def);
/* Enable frequency hopping on TRX0/TS7 */
- info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(32);
+ info_ind.trx[0].ts[7] := f_TC_pcuif_fh_params_gen(32);
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename(), info_ind);
@@ -2308,11 +5034,11 @@ testcase TC_pcuif_fh_imm_ass_ul() runs on RAW_PCU_Test_CT {
/* Make sure that Immediate (DL TBF) Assignment contains hopping parameters */
testcase TC_pcuif_fh_imm_ass_dl() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS);
var GprsMS ms := valueof(t_GprsMS_def);
/* Enable frequency hopping on TRX0/TS7 */
- info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(16);
+ info_ind.trx[0].ts[7] := f_TC_pcuif_fh_params_gen(16);
/* Initialize NS/BSSGP side */
f_init_bssgp();
@@ -2322,11 +5048,26 @@ testcase TC_pcuif_fh_imm_ass_dl() runs on RAW_PCU_Test_CT {
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, f_rnd_octstring(12)));
- f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+
+ /* The PCU will send an IMMEDIATE ASSIGNMENT message on the AGCH. It
+ * should be noted that IMMEDIATE ASSIGNMENT messages for DL TBFs are
+ * commonly sent on the PCH. However in this case the IMSI is not
+ * known to the PCU and hence no paging group can be calculated. The
+ * PCU is then forced to use the AGCH.
+ *
+ * As a background information to this it should be noted that this
+ * works because the IMSI is commonly unknown during a GMM ATTACH
+ * REQUEST. In this phase the MS is in non-DRX mode, which means that
+ * it listens on all CCCH blocks (PCH and AGCH)
+ *
+ * See also: 3gpp TS 44.060, section 5.5.1.5 and
+ * 3gpp TS 45.002, section 6.5.3, 6.5.6
+ */
+ f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_AGCH_2);
f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.dl_tbf.rr_imm_ass);
f_shutdown(__BFILE__, __LINE__, final := true);
@@ -2336,7 +5077,7 @@ private function f_TC_pcuif_fh_check_pkt_ass(in PCUIF_info_ind info_ind,
in FrequencyParameters fp)
{
/* FIXME: TRX0/TS7 is a hard-coded expectation, make it configurable */
- var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[7];
+ var PCUIF_InfoTrxTs ts := info_ind.trx[0].ts[7];
/* Table 12.8.1: Frequency Parameters information elements */
var template FrequencyParameters tr_fp := {
@@ -2369,25 +5110,30 @@ private function f_TC_pcuif_fh_check_pkt_ass(in PCUIF_info_ind info_ind,
/* Make sure that Packet Uplink Assignment contains hopping parameters */
testcase TC_pcuif_fh_pkt_ass_ul() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS);
var GprsMS ms := valueof(t_GprsMS_def);
var uint32_t poll_fn;
/* Enable frequency hopping on TRX0/TS7 */
- info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(33);
+ info_ind.trx[0].ts[7] := f_TC_pcuif_fh_params_gen(33);
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename(), info_ind);
+ /* Single block (two phase) packet access */
+ var uint16_t ra := bit2int(chan_req_sb);
+ f_ms_use_ra(ms, ra, ra_is_11bit := 0);
+
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
/* Send Packet Resource Request, so the network will allocate an Uplink resource */
- f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit)));
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit)),
+ fn := ms.ul_tbf.start_time_fn);
/* Expect an RLC/MAC block with Packet Uplink Assignment on PACCH (see 11.2.29) */
- var RlcmacDlBlock blk := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_UL_PACKET_ASS);
- var PacketUlAssignment ua := blk.ctrl.payload.u.ul_assignment;
+ f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_UL_PACKET_ASS);
+ var PacketUlAssignment ua := ms.ul_tbf.ass.pacch;
/* 3GPP TS 44.060, section 12.8 "Frequency Parameters" */
var template (omit) FrequencyParameters fp;
@@ -2409,14 +5155,14 @@ testcase TC_pcuif_fh_pkt_ass_ul() runs on RAW_PCU_Test_CT {
/* Make sure that Packet Downlink Assignment contains hopping parameters */
testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS);
var octetstring data := f_rnd_octstring(10);
var GprsMS ms := valueof(t_GprsMS_def);
var RlcmacDlBlock dl_block;
var uint32_t poll_fn;
/* Enable frequency hopping on TRX0/TS7 */
- info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(33);
+ info_ind.trx[0].ts[7] := f_TC_pcuif_fh_params_gen(33);
/* Initialize NS/BSSGP side */
f_init_bssgp();
@@ -2426,13 +5172,16 @@ testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT {
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
- f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* Establish an Uplink TBF */
f_ms_establish_ul_tbf(ms);
+ /* Wait until PCU starts requesting for UL block on this TBF: */
+ f_ms_wait_usf(ms);
+
/* Send an Uplink block, so this TBF becomes "active" */
- f_ms_tx_ul_data_block(ms, data, with_tlli := true);
+ f_ms_tx_ul_data_block(ms, data, with_tlli := true, fn := ms.ul_tbf.start_time_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, poll_fn);
@@ -2442,8 +5191,8 @@ testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT {
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
/* Expect an RLC/MAC block with Packet Downlink Assignment on PACCH (see 11.2.29) */
- dl_block := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS);
- var PacketDlAssignment da := dl_block.ctrl.payload.u.dl_assignment;
+ f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS);
+ var PacketDlAssignment da := ms.dl_tbf.ass.pacch;
/* This is an optional IE, so it's worth to check its presence */
if (not ispresent(da.freq_par)) {
@@ -2457,8 +5206,8 @@ testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT {
/* Check if the IUT handles subsequent INFO.ind messages */
testcase TC_pcuif_info_ind_subsequent() runs on RAW_PCU_Test_CT {
- var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
- var PCUIF_Message pcu_msg;
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var BTS_PDTCH_Block data_msg;
/* Initialize the PCU interface abstraction */
f_init_raw(testcasename(), info_ind);
@@ -2466,23 +5215,2451 @@ testcase TC_pcuif_info_ind_subsequent() runs on RAW_PCU_Test_CT {
/* Send 16 conseqtive INFO.ind messages and check that the IUT stays alive */
for (var integer i := 0; i < 16; i := i + 1) {
BTS.send(ts_PCUIF_INFO_IND(0, info_ind));
- f_pcuif_rx_data_req(pcu_msg);
+ f_pcuif_rx_data_req_pdtch(data_msg);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify allocation of several MS along PDCH ts of several TRX. See OS#1775, SYS#5030 */
+testcase TC_multitrx_multims_alloc() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var integer i;
+ const integer num_ms := 8;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms(num_ms);
+
+ info_ind := valueof(ts_PCUIF_INFO_default(c_PCUIF_Flags_noMCS));
+ /* Only the 3 first TRX are enabled. The enabled ones all have same
+ amount of resources, hence same amount of initial resources. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (3 .. 7));
+ f_PCUIF_PDCHMask_set(info_ind, '00000011'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00001100'B, 1);
+ f_PCUIF_PDCHMask_set(info_ind, '11000000'B, 2);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_multi_ms_bssgp_register();
+
+ /* Establish an Uplink TBF for each GprsMS instance */
+ f_multi_ms_establish_tbf(do_activate := false);
+
+ /* Check if all TBFs are allocated on different TRX in an uniform way */
+ for (i := 0; i < num_ms; i := i + 1) {
+ if (g_ms[i].ul_tbf.arfcn != info_ind.trx[i mod 3].arfcn) {
+ setverdict(fail, "Got assigned ARFCN ", g_ms[i].ul_tbf.arfcn,
+ " vs exp ", info_ind.trx[i mod 3].arfcn);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify concurrent PDCH use of EGPRS and GPRS (EGPRS dl rlcmac blk is
+ * downgraded to CS1-4 so that GPRS can read the USF).
+ * See 3GPP TS 44.060 5.2.4a "Multiplexing of GPRS, EGPRS and EGPRS2 capable mobile stations"
+ */
+testcase TC_multiplex_dl_gprs_egprs() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ const integer num_ms := 2; /* 2 MS, first one is GPRS-only, second one is EGPRS */
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn, dl_fn, ack_fn;
+ var octetstring data := f_rnd_octstring(10);
+ var RlcmacDlBlock dl_block;
+ var integer tx_data_remain := 5;
+ var integer tgt_ms, usf_ms;
+ var integer ms_gprs_usf_count[num_ms] := { 0, 0 };
+ var integer ms_egprs_usf_count[num_ms] := { 0, 0 };
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms(num_ms);
+
+ info_ind := valueof(ts_PCUIF_INFO_default);
+ /* Only use 1 PDCH to make sure both end up in the same slot: */
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Set Initial MCS > 4 and maintain it non-variable to simplify test */
+ g_mcs_initial_dl := 5;
+ g_mcs_max_dl := 5;
+ f_pcuvty_set_allowed_cs_mcs();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_multi_ms_bssgp_register();
+
+ /* Establish UL TBF for MS0 (GPRS-only) */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(g_ms[0], ts_RlcMacUlCtrl_PKT_RES_REQ(g_ms[0].tlli, ms_racap_gprs_def));
+ if (not match(g_ms[0].ul_tbf.tx_cs_mcs, cs_gprs_any)) {
+ setverdict(fail, "Wrong CS_MCS ", g_ms[0].ul_tbf.tx_cs_mcs, " received vs exp ", cs_gprs_any);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(g_ms[0], ts_RLCMAC_CTRL_ACK(g_ms[0].tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Establish UL TBF for MS1 (EGPRS) */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(g_ms[1], ts_RlcMacUlCtrl_PKT_RES_REQ(g_ms[1].tlli, ms_racap_egprs_def));
+ if (not match(g_ms[1].ul_tbf.tx_cs_mcs, mcs_egprs_any)) {
+ setverdict(fail, "Wrong CS_MCS ", g_ms[1].ul_tbf.tx_cs_mcs, " received vs exp ", mcs_egprs_any);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(g_ms[1], ts_RLCMAC_CTRL_ACK(g_ms[1].tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Now SGSN sends some DL data to MS0, PCU will assign a GPRS DL TBF on PACCH */
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[0].tlli, data));
+ f_sleep(0.1);
+ f_ms_rx_pkt_ass_pacch(g_ms[0], sched_fn, tr_RLCMAC_DL_PACKET_ASS);
+ /* DL Ass sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(g_ms[0], ts_RLCMAC_CTRL_ACK(g_ms[0].tlli), sched_fn);
+ /* After acking the dl assignment, dl tbf goes into FLOW state and PCU will provide DL data when BTS asks for it */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, cs_gprs_any);
+ /* ACK the DL block */
+ f_dltbf_ack_block(g_ms[0].dl_tbf, dl_block, '0'B);
+ f_ms_tx_ul_block(g_ms[0], f_dltbf_ts_RLCMAC_DL_ACK_NACK(g_ms[0].dl_tbf, false),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ /* Now SGSN sends some DL data to MS1, PCU will assign a EGPRS DL TBF on PACCH */
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[1].tlli, data));
+ f_sleep(0.1);
+ f_ms_rx_pkt_ass_pacch(g_ms[1], sched_fn, tr_RLCMAC_DL_PACKET_ASS);
+ /* DL Ass sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(g_ms[1], ts_RLCMAC_CTRL_ACK(g_ms[1].tlli), sched_fn);
+ /* After acking the dl assignment, dl tbf goes into FLOW state and PCU will provide DL data when BTS asks for it */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, mcs_egprs_any);
+ /* ACK the DL block */
+ f_dltbf_ack_block(g_ms[1].dl_tbf, dl_block, '0'B);
+ f_ms_tx_ul_block(g_ms[1], f_dltbf_ts_RLCMAC_DL_ACK_NACK(g_ms[1].dl_tbf, true),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ data := f_rnd_octstring(1400);
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[0].tlli, data));
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[1].tlli, data));
+
+ for (var integer i := 0; i < 800; i := i + 1) {
+ f_rx_rlcmac_dl_block(dl_block, dl_fn);
+
+ if (match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL)) {
+ /* No more data to receive, done */
+ break;
+ }
+
+ usf_ms := -1;
+
+ if (ischosen(dl_block.ctrl)) {
+ setverdict(fail, "Unexpected DL CTRL block ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ } else if (ischosen(dl_block.data_egprs)) {
+ if (not match(dl_block.data_egprs.mac_hdr.tfi, g_ms[1].dl_tbf.tfi)) {
+ setverdict(fail, "EGPRS DL DATA not matching EGPRS MS TFI (", g_ms[1].dl_tbf.tfi, "): ", dl_block.data_egprs.mac_hdr.tfi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ tgt_ms := 1;
+ if (match(dl_block.data_egprs.mac_hdr.usf, g_ms[0].ul_tbf.usf[7])) {
+ if (dl_block.data_egprs.mcs > MCS_4) {
+ setverdict(fail, "Signalling USF ", dl_block.data_egprs.mac_hdr.usf, " for GPRS-only MS using MCS > 4: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ usf_ms := 0;
+ ms_egprs_usf_count[usf_ms] := ms_egprs_usf_count[usf_ms] + 1;
+ } else {
+ if (dl_block.data_egprs.mcs <= MCS_4) {
+ setverdict(fail, "Using too-low MCS for EGPRS MS: ", dl_block.data_egprs.mcs);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ if (match(dl_block.data_egprs.mac_hdr.usf, g_ms[1].ul_tbf.usf[7])) {
+ usf_ms := 1;
+ ms_egprs_usf_count[usf_ms] := ms_egprs_usf_count[usf_ms] + 1;
+ }
+ }
+ } else {
+ if (not match(dl_block.data.mac_hdr.hdr_ext.tfi, g_ms[0].dl_tbf.tfi)) {
+ setverdict(fail, "GPRS DL DATA not matching GPRS MS TFI (", g_ms[0].dl_tbf.tfi, "): ", dl_block.data.mac_hdr.hdr_ext.tfi);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ tgt_ms := 0;
+ if (match(dl_block.data.mac_hdr.mac_hdr.usf, g_ms[0].ul_tbf.usf[7])) {
+ usf_ms := 0;
+ ms_gprs_usf_count[usf_ms] := ms_gprs_usf_count[usf_ms] + 1;
+ } else if (match(dl_block.data.mac_hdr.mac_hdr.usf, g_ms[1].ul_tbf.usf[7])) {
+ usf_ms := 1;
+ ms_gprs_usf_count[usf_ms] := ms_gprs_usf_count[usf_ms] + 1;
+ }
+ }
+
+ /* Keep Ack/Nack description updated */
+ f_dltbf_ack_block(g_ms[tgt_ms].dl_tbf, dl_block);
+
+ /* TDMA frame number on which we are supposed to send the ACK */
+ if (f_dl_block_rrbp_valid(dl_block)) {
+ ack_fn := f_dl_block_ack_fn(dl_block, dl_fn);
+ f_ms_tx_ul_block(g_ms[tgt_ms], f_dltbf_ts_RLCMAC_DL_ACK_NACK(g_ms[tgt_ms].dl_tbf, ischosen(dl_block.data_egprs)), ack_fn);
+ if (tx_data_remain != 0) {
+ /* Submit more data from time to time to keep the TBF ongoing */
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[0].tlli, data));
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_ms[1].tlli, data));
+ tx_data_remain := tx_data_remain - 1;
+ }
+ } else if (tx_data_remain != 0) {
+ /* keep sending UL blocks when requested by USF to avoid
+ * UL TBF timeout and hence stop receival of USFs */
+ if (usf_ms != -1) {
+ f_ms_tx_ul_data_block(g_ms[usf_ms], f_rnd_octstring(10), cv := 15);
+ }
+ }
+ }
+
+ log("results: ms_gprs_usf_count=", ms_gprs_usf_count, " / ms_egprs_usf_count=", ms_egprs_usf_count);
+ /* He we check that DL blocks scheduled at GPRS can still request UL
+ * blocks for EGPRS MS, and the other way around. Furthermore, the 2nd
+ * condition also ensures the downgrade to <=MCS4 condition is tested
+ * above */
+ if (ms_gprs_usf_count[1] == 0 or ms_egprs_usf_count[0] == 0) {
+ setverdict(fail, "USF exchange thresholds not met!");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* Here check for some level of fairness between them (at least ~40%): */
+ var integer gprs_usf_cnt := ms_gprs_usf_count[0] + ms_egprs_usf_count[0];
+ var integer egprs_usf_cnt := ms_gprs_usf_count[1] + ms_egprs_usf_count[1];
+ var integer total_usf_cnt := gprs_usf_cnt + egprs_usf_cnt;
+ if (gprs_usf_cnt < total_usf_cnt * 4 / 10) {
+ setverdict(fail, "USF GPRS-only MS ", gprs_usf_cnt, " < ", total_usf_cnt * 4 / 10);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ if (egprs_usf_cnt < total_usf_cnt * 4 / 10) {
+ setverdict(fail, "USF EGPRS MS ", egprs_usf_cnt, " < ", total_usf_cnt * 4 / 10);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+
+private function f_TC_paging_cs_multi_ms(template (value) TsTrxBtsNum nr,
+ boolean exp_imsi, boolean exp_tmsi)
+runs on RAW_PCU_Test_CT {
+ var bitstring mask := f_pad_bit(''B, lengthof(g_ms), '0'B);
+ var integer pending := lengthof(g_ms);
+ var RlcmacDlBlock dl_block;
+ var boolean f1, f2;
+
+ while (pending > 0) {
+ var uint32_t poll_fn;
+
+ /* Obtain a Downlink block and make sure it is a paging request */
+ f_rx_rlcmac_dl_block(dl_block, poll_fn, nr := nr);
+ if (not match(dl_block, tr_RLCMAC_PACKET_PAG_REQ)) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ break;
+ }
+
+ /* This should not happen in general, but who knows... */
+ var PacketPagingReq req := dl_block.ctrl.payload.u.paging;
+ if (not ispresent(req.repeated_pageinfo)) {
+ setverdict(fail, "Repeated Page Info IE is absent?!?");
+ break;
+ }
+
+ /* A single message may contain several MIs depending on their type */
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ f1 := exp_imsi and f_pkt_paging_match_imsi(req, g_ms[i].imsi,
+ ps_domain := false);
+ f2 := exp_tmsi and f_pkt_paging_match_tmsi(req, oct2int(g_ms[i].tlli),
+ ps_domain := false);
+ if (not f1 and not f2)
+ { continue; }
+
+ /* Detect duplicate MIs */
+ if (mask[i] == '1'B) {
+ setverdict(fail, "MS is paged twice: ", g_ms[i].imsi);
+ continue;
+ }
+
+ mask[i] := '1'B;
+ }
+
+ pending := pending - lengthof(req.repeated_pageinfo);
+ }
+
+ for (var integer i := 0; i < lengthof(mask); i := i + 1) {
+ if (mask[i] != '1'B) {
+ setverdict(fail, "MS was not paged at all: ", g_ms[i].imsi);
+ log("===== mask := ", mask);
+ }
+ }
+
+ /* All messages must have been received by now, expect a dummy block */
+ f_rx_rlcmac_dl_block_exp_dummy(dl_block, nr := nr);
+}
+
+private function f_TC_paging_cs_multi_ms_init(BIT8 pdch_mask)
+runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Explicitly set the given PDCH slot-mask to all transceivers */
+ f_PCUIF_PDCHMask_set(info_ind, pdch_mask);
+
+ /* Allocate 56 GprsMS instances (maximum for 8 PDCH slots) */
+ f_init_gprs_ms(7 * 8);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_multi_ms_bssgp_register();
+
+ /* Establish an Uplink TBF for each GprsMS instance */
+ f_multi_ms_establish_tbf(do_activate := true);
+}
+
+testcase TC_paging_cs_multi_ms_imsi() runs on RAW_PCU_Test_CT {
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Common part: send INFO.ind, establish TBFs... */
+ f_TC_paging_cs_multi_ms_init(pdch_mask := '00000001'B);
+
+ /* Enqueue multiple CS PAGING requests at a time (IMSI only) */
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ BSSGP[0].send(ts_BSSGP_CS_PAGING_IMSI(bvci, g_ms[i].imsi));
+ }
+
+ /* FIXME: work around a race condition between PCUIF and BSSGP */
+ f_sleep(0.2); /* i.e. give the IUT some time to process everything */
+
+ /* Check what the IUT sends on PACCH, all GprsMS instances must be paged.
+ * The IUT is expected to page on all PDCH slots of all transceivers. */
+ for (var integer trx_nr := 0; trx_nr < 8; trx_nr := trx_nr + 1) {
+ var template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum(7, trx_nr);
+ f_TC_paging_cs_multi_ms(nr, exp_imsi := true, exp_tmsi := false);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_paging_cs_multi_ms_tmsi() runs on RAW_PCU_Test_CT {
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Common part: send INFO.ind, establish TBFs... */
+ f_TC_paging_cs_multi_ms_init(pdch_mask := '00000001'B);
+
+ /* Enqueue multiple CS PAGING requests at a time (P-TMSI only) */
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ var GsmTmsi tmsi := oct2int(g_ms[i].tlli); /* P-TMSI == TLLI */
+ BSSGP[0].send(ts_BSSGP_CS_PAGING_PTMSI(bvci, g_ms[i].imsi, tmsi));
+ }
+
+ /* FIXME: work around a race condition between PCUIF and BSSGP */
+ f_sleep(0.2); /* i.e. give the IUT some time to process everything */
+
+ /* Check what the IUT sends on PACCH, all GprsMS instances must be paged.
+ * The IUT is expected to page on all PDCH slots of all transceivers. */
+ for (var integer trx_nr := 0; trx_nr < 8; trx_nr := trx_nr + 1) {
+ var template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum(7, trx_nr);
+ f_TC_paging_cs_multi_ms(nr, exp_imsi := false, exp_tmsi := true);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_paging_cs_multi_ms_imsi_tmsi() runs on RAW_PCU_Test_CT {
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Common part: send INFO.ind, establish TBFs... */
+ f_TC_paging_cs_multi_ms_init(pdch_mask := '00000001'B);
+
+ /* Enqueue multiple CS PAGING requests at a time (IMSI & P-TMSI) */
+ for (var integer i := 0; i < lengthof(g_ms); i := i + 1) {
+ var GsmTmsi tmsi := oct2int(g_ms[i].tlli); /* P-TMSI == TLLI */
+ if (i mod 3 == 0) { /* One PDU fits: 1 IMSI and 2 P-TMSI MIs */
+ BSSGP[0].send(ts_BSSGP_CS_PAGING_PTMSI(bvci, g_ms[i].imsi, tmsi));
+ } else {
+ BSSGP[0].send(ts_BSSGP_CS_PAGING_IMSI(bvci, g_ms[i].imsi));
+ }
+ }
+
+ /* FIXME: work around a race condition between PCUIF and BSSGP */
+ f_sleep(0.2); /* i.e. give the IUT some time to process everything */
+
+ /* Check what the IUT sends on PACCH, all GprsMS instances must be paged.
+ * The IUT is expected to page on all PDCH slots of all transceivers. */
+ for (var integer trx_nr := 0; trx_nr < 8; trx_nr := trx_nr + 1) {
+ var template (value) TsTrxBtsNum nr := ts_TsTrxBtsNum(7, trx_nr);
+ f_TC_paging_cs_multi_ms(nr, exp_imsi := true, exp_tmsi := true);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+private function f_skip_dummy(integer max_num_iter, out uint32_t sched_fn)
+runs on RAW_PCU_Test_CT return RlcmacDlBlock {
+ var RlcmacDlBlock dl_block;
+ var integer i := 0;
+ while (true) {
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_DUMMY_CTRL())) {
+ break;
+ }
+ if (max_num_iter > 0 and i > max_num_iter) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ i := i + 1;
+ }
+ return dl_block;
+}
+
+private const GsmMcc c_BssgpCellMcc := '623'H; /* MCC: Central African Republic */
+private const GsmMnc c_BssgpCellMnc := '03'H; /* MNC: Celca (Socatel) */
+private template (value) BssgpCellId ts_BssgpCellIdDstAddr_default := {
+ ra_id := {
+ lai := {
+ mcc_mnc := f_build_BcdMccMnc(c_BssgpCellMcc, c_BssgpCellMnc),
+ lac := 423
+ },
+ rac := 2
+ },
+ cell_id := 5
+}
+
+private function f_outbound_nacc_rim_tx_resp(PCUIF_info_ind info_ind)
+runs on RAW_PCU_Test_CT {
+ /* Source Cell Identifier IE is generated by osmo-pcu based on the INFO.ind */
+ var BcdMccMnc src_mcc_mnc := f_build_BcdMccMnc_int(info_ind.mcc, info_ind.mnc, info_ind.mnc_3_digits == 1);
+ var BssgpCellId src := valueof(ts_BssgpCellId(ts_RAI(ts_LAI(src_mcc_mnc, info_ind.lac), info_ind.rac),
+ info_ind.cell_id));
+ /* Destination Cell Identifier IE is resolved by the testsuite itself (emulating BSC) */
+ var BssgpCellId dst := valueof(ts_BssgpCellIdDstAddr_default);
+ var RIM_Routing_Address src_addr := valueof(t_RIM_Routing_Address_cid(src));
+ var RIM_Routing_Address dst_addr := valueof(t_RIM_Routing_Address_cid(dst));
+ var template (value) RAN_Information_RIM_Container res_cont :=
+ ts_RAN_Information_RIM_Container(ts_RIM_Application_Identity(RIM_APP_ID_NACC),
+ ts_RIM_Sequence_Number(2),
+ ts_RIM_PDU_Indications(false, RIM_PDU_TYPE_SING_REP),
+ ts_RIM_Protocol_Version_Number(1),
+ tsu_ApplContainer_or_ApplErrContainer_NACC(tsu_ApplContainer_NACC(dst, false, 3, si_default)),
+ omit);
+ RIM.send(ts_PDU_BSSGP_RAN_INFORMATION(ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr),
+ ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, dst_addr),
+ res_cont));
+}
+
+altstep as_outbound_nacc_rim_resolve(PCUIF_info_ind info_ind, boolean do_answer := true, boolean do_repeat := false)
+runs on RAW_PCU_Test_CT {
+ /* Source Cell Identifier IE is generated by osmo-pcu based on the INFO.ind */
+ var BcdMccMnc src_mcc_mnc := f_build_BcdMccMnc_int(info_ind.mcc, info_ind.mnc, info_ind.mnc_3_digits == 1);
+ var BssgpCellId src := valueof(ts_BssgpCellId(ts_RAI(ts_LAI(src_mcc_mnc, info_ind.lac), info_ind.rac),
+ info_ind.cell_id));
+ /* Destination Cell Identifier IE is resolved by the testsuite itself (emulating BSC) */
+ var BssgpCellId dst := valueof(ts_BssgpCellIdDstAddr_default);
+ var RIM_Routing_Address src_addr := valueof(t_RIM_Routing_Address_cid(src));
+ var RIM_Routing_Address dst_addr := valueof(t_RIM_Routing_Address_cid(dst));
+ [] RIM.receive(tr_RAN_INFORMATION_REQUEST(tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, dst_addr),
+ tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr),
+ tr_RAN_Information_Request_RIM_Container)) {
+ if (do_answer) {
+ f_outbound_nacc_rim_tx_resp(info_ind);
+ }
+ if (do_repeat) {
+ repeat;
+ }
+ }
+}
+
+private function f_ctrl_rx_nacc_rac_ci_req(out CtrlMessage ctrl_req,
+ PCUIF_info_ind info_ind,
+ GsmArfcn req_arfcn,
+ uint6_t req_bsic)
+runs on RAW_PCU_Test_CT {
+ var charstring ctrl_var := "neighbor_resolve_cgi_ps_from_lac_ci." &
+ int2str(info_ind.lac) & "." &
+ int2str(info_ind.cell_id) & "." &
+ int2str(req_arfcn) & "." &
+ int2str(req_bsic);
+ f_ipa_ctrl_wait_link_up();
+ IPA_CTRL.receive(tr_CtrlMsgGet(?, ctrl_var)) -> value ctrl_req;
+}
+
+private function f_ctrl_tx_nacc_rac_ci_rsp(in CtrlMessage ctrl_req)
+runs on RAW_PCU_Test_CT {
+ var BssgpCellId addr := valueof(ts_BssgpCellIdDstAddr_default);
+ IPA_CTRL.send(ts_CtrlMsgGetRepl(ctrl_req.cmd.id,
+ ctrl_req.cmd.variable,
+ hex2str(c_BssgpCellMcc) & "-" &
+ hex2str(c_BssgpCellMnc) & "-" &
+ int2str(addr.ra_id.lai.lac) & "-" &
+ int2str(addr.ra_id.rac) & "-" &
+ int2str(addr.cell_id)));
+}
+
+private function f_pcuif_rx_nacc_rac_ci_req(out PCUIF_Message addr_req,
+ PCUIF_info_ind info_ind,
+ GsmArfcn req_arfcn,
+ uint6_t req_bsic)
+runs on RAW_PCU_Test_CT {
+ BTS.receive(tr_PCUIF_NEIGH_ADDR_REQ(0, info_ind.lac, info_ind.cell_id,
+ req_arfcn, req_bsic)) -> value addr_req;
+}
+
+private function f_pcuif_tx_nacc_rac_ci_rsp(in PCUIF_Message addr_req)
+runs on RAW_PCU_Test_CT {
+ var BssgpCellId addr := valueof(ts_BssgpCellIdDstAddr_default);
+ BTS.send(ts_PCUIF_NEIGH_ADDR_CNF(0, addr_req.u.container.u.neigh_addr_req, 0,
+ str2int(hex2str(c_BssgpCellMcc)),
+ str2int(hex2str(c_BssgpCellMnc)),
+ lengthof(c_BssgpCellMnc) - 2,
+ addr.ra_id.lai.lac,
+ addr.ra_id.rac,
+ addr.cell_id));
+}
+
+private function f_handle_nacc_rac_ci_query(PCUIF_info_ind info_ind, GsmArfcn req_arfcn, uint6_t req_bsic,
+ boolean answer := true, boolean use_old_ctrl_iface := false)
+runs on RAW_PCU_Test_CT {
+ if (use_old_ctrl_iface == true) {
+ var CtrlMessage ctrl_req;
+ f_ctrl_rx_nacc_rac_ci_req(ctrl_req, info_ind, req_arfcn, req_bsic);
+ if (answer) {
+ f_ctrl_tx_nacc_rac_ci_rsp(ctrl_req);
+ }
+ } else {
+ var PCUIF_Message pcuif_req;
+ f_pcuif_rx_nacc_rac_ci_req(pcuif_req, info_ind, req_arfcn, req_bsic);
+ if (answer) {
+ f_pcuif_tx_nacc_rac_ci_rsp(pcuif_req);
+ }
+ }
+}
+
+private function f_outbound_nacc_success_no_si(inout GprsMS ms, PCUIF_info_ind info_ind,
+ boolean exp_rac_ci_query := true, boolean exp_si_query := true,
+ boolean skip_final_ctrl_ack := false,
+ boolean use_old_ctrl_iface := false,
+ template (value) RlcmacUlCtrlMsg cell_chg_notif)
+runs on RAW_PCU_Test_CT {
+ var template RlcmacDlCtrlMsg cell_chg_cont;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+
+ /* Start NACC from MS side */
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* Obtain a Downlink block and make sure it is a PacketCellChangeContine. We also make sure that this
+ * PacketCellChangeContine message does not contain any ARFCN/BSIC. */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ cell_chg_cont := tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE
+ cell_chg_cont.u.cell_chg_continue.arfcn_bsic_presence := '0'B
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, cell_chg_cont))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (not skip_final_ctrl_ack and dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+}
+
+/* Start NACC from MS side, propose an UTRAN cell */
+private function f_outbound_nacc_success_utran(inout GprsMS ms, PCUIF_info_ind info_ind,
+ boolean exp_rac_ci_query := true, boolean exp_si_query := true,
+ boolean skip_final_ctrl_ack := false,
+ boolean use_old_ctrl_iface := false)
+runs on RAW_PCU_Test_CT {
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var uint14_t req_uarfcn := 1234;
+ var uint10_t req_scrambling_code := 456;
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF_UTRAN(ms.ul_tbf.tfi, req_uarfcn, req_scrambling_code);
+ f_outbound_nacc_success_no_si(ms, info_ind, exp_rac_ci_query, exp_si_query, skip_final_ctrl_ack, use_old_ctrl_iface, cell_chg_notif);
+}
+
+/* Start NACC from MS side, propose an E-UTRAN cell */
+private function f_outbound_nacc_success_eutran(inout GprsMS ms, PCUIF_info_ind info_ind,
+ boolean exp_rac_ci_query := true, boolean exp_si_query := true,
+ boolean skip_final_ctrl_ack := false,
+ boolean use_old_ctrl_iface := false)
+runs on RAW_PCU_Test_CT {
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var uint16_t req_earfcn := 1234;
+ var uint9_t phys_layer_cell_id := 456;
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF_EUTRAN(ms.ul_tbf.tfi, req_earfcn, phys_layer_cell_id);
+ f_outbound_nacc_success_no_si(ms, info_ind, exp_rac_ci_query, exp_si_query, skip_final_ctrl_ack, use_old_ctrl_iface, cell_chg_notif);
+}
+
+/* Start NACC from MS side, propose a GERAN cell */
+private function f_outbound_nacc_success_geran(inout GprsMS ms, PCUIF_info_ind info_ind,
+ boolean exp_rac_ci_query := true, boolean exp_si_query := true,
+ boolean skip_final_ctrl_ack := false,
+ boolean use_old_ctrl_iface := false)
+runs on RAW_PCU_Test_CT {
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var template RlcmacDlCtrlMsg cell_chg_cont;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ if (exp_rac_ci_query == true) {
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ }
+
+ if (exp_si_query == true) {
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+ }
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a PacketCellChangeContinue, also verify that
+ * the PacketCellChangeContinue message contains the ARFCN and BSIC which was proposed in
+ * the PacketCellChangeNotification before. */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ cell_chg_cont := tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE
+ cell_chg_cont.u.cell_chg_continue.arfcn_bsic_presence := '1'B
+ cell_chg_cont.u.cell_chg_continue.arfcn := req_arfcn;
+ cell_chg_cont.u.cell_chg_continue.bsic := req_bsic;
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, cell_chg_cont))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (not skip_final_ctrl_ack and dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+}
+
+type enumerated f_TC_nacc_outbound_success_ran_type {
+ NACC_RAN_GERAN,
+ NACC_RAN_UTRAN,
+ NACC_RAN_EUTRAN
+}
+
+/* Verify PCU handles outbound Network Assisted Cell Change Cell Change (NACC, TS 44.060 sec 8.8). */
+function f_TC_nacc_outbound_success(f_TC_nacc_outbound_success_ran_type ran_type) runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ if (ran_type == NACC_RAN_GERAN) {
+ f_outbound_nacc_success_geran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+ } else if (ran_type == NACC_RAN_UTRAN) {
+ f_outbound_nacc_success_utran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+ } else if (ran_type == NACC_RAN_EUTRAN) {
+ f_outbound_nacc_success_eutran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+testcase TC_nacc_outbound_success() runs on RAW_PCU_Test_CT {
+ f_TC_nacc_outbound_success(NACC_RAN_GERAN);
+}
+
+testcase TC_nacc_outbound_success_utran() runs on RAW_PCU_Test_CT {
+ f_TC_nacc_outbound_success(NACC_RAN_UTRAN);
+}
+
+testcase TC_nacc_outbound_success_eutran() runs on RAW_PCU_Test_CT {
+ f_TC_nacc_outbound_success(NACC_RAN_EUTRAN);
+}
+
+/* Verify Pkt Cell Change Continue is retransmitted if not CTRL ACKed */
+testcase TC_nacc_outbound_success_no_ctrl_ack() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side, avoid sending final CTRL ACK */
+ f_outbound_nacc_success_geran(ms, info_ind, skip_final_ctrl_ack := true,
+ use_old_ctrl_iface := use_old_ctrl_iface);
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0, sched_fn);
+ /* Make sure it is a Pkt Cell Chg Continue (retransmitted)*/
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU handles outbound Network Assisted Cell Change Cell Change (NACC, TS 44.060 sec 8.8) twice, the second time using the caches */
+testcase TC_nacc_outbound_success_twice() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+ /* Set timeout values for caches so that entries will be in cache during second try */
+ f_pcuvty_set_neigh_caches(10, 10);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ f_outbound_nacc_success_geran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+
+ /* First NACC procedure is done, let's try to start a new one now that previous queries are cached: */
+ f_outbound_nacc_success_geran(ms, info_ind, false, false, use_old_ctrl_iface := use_old_ctrl_iface);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU handles outbound Network Assisted Cell Change Cell Change (NACC,
+ * TS 44.060 sec 8.8) twice, the second time after caches timed out
+ */
+testcase TC_nacc_outbound_success_twice_nocache() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+ /* Set timeout values for caches so that entries will be erased before the second try */
+ f_pcuvty_set_neigh_caches(1, 1);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ f_outbound_nacc_success_geran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+
+ /* CTRL client should have disconnected from us */
+ f_ipa_ctrl_wait_link_down();
+ /* wait for cache entries to time out */
+ f_sleep(2.0);
+ /* First NACC procedure is done, let's try to start a new one now that previous queries have timed out: */
+ f_outbound_nacc_success_geran(ms, info_ind, use_old_ctrl_iface := use_old_ctrl_iface);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU transmits Pkt Cell Change Continue if RAC+CI resolution fails during outbound NACC procedure */
+testcase TC_nacc_outbound_rac_ci_resolve_conn_refused() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+
+ /* In here we explicitly avoid starting osmo-bsc emulation neighbor
+ * resolution CTRL port, to trigger Conn Refused by socket:
+ * f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ */
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0, sched_fn);
+ /* Make sure it is a Pkt Cell Chg Continue */
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU transmits Pkt Cell Change Continue if RAC+CI resolution fails during outbound NACC procedure */
+testcase TC_nacc_outbound_rac_ci_resolve_timeout() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ /* we receive RAC+CI resolution request, but we never answer to it, timeout should occur */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, false, use_old_ctrl_iface);
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0, sched_fn);
+ /* Make sure it is a Pkt Cell Chg Continue */
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU transmits Pkt Cell Change Continue if RAC+CI resolution fails during outbound NACC procedure */
+testcase TC_nacc_outbound_rac_ci_resolve_fail_parse_response() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_ipa_ctrl_wait_link_up();
+ var charstring ctrl_var := "neighbor_resolve_cgi_ps_from_lac_ci." &
+ int2str(info_ind.lac) & "." &
+ int2str(info_ind.cell_id) & "." &
+ int2str(req_arfcn) & "." &
+ int2str(req_bsic);
+ /* we receive RAC+CI resolution request and we send incorrectly formated response */
+ f_ctrl_exp_get(IPA_CTRL, ctrl_var, "foobar-error");
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0, sched_fn);
+ /* Make sure it is a Pkt Cell Chg Continue */
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU transmits Pkt Cell Change Continue if SI resolution fails during outbound NACC procedure */
+testcase TC_nacc_outbound_si_resolve_timeout() runs on RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind, do_answer := false);
+ /* We never answer the RIM procude -> PCU timeouts and should send Pkt Cell Chg continue */
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0, sched_fn);
+ /* Make sure it is a Pkt Cell Chg Continue */
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notify twice (duplicate msg) while waiting for CTRL resolution */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_dup() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var charstring ctrl_var;
+ var PCUIF_Message pcu_msg;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ if (use_old_ctrl_iface) {
+ f_ctrl_rx_nacc_rac_ci_req(rx_ctrl, info_ind, req_arfcn, req_bsic);
+ } else {
+ f_pcuif_rx_nacc_rac_ci_req(pcu_msg, info_ind, req_arfcn, req_bsic);
+ }
+
+ /* Before receiving CTRL response, MS retransmits Pkt cell Chg Notif */
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+ f_sleep(0.2); /* let some time to avoid race conditons between CTRL and RLCMAC */
+
+ if (use_old_ctrl_iface) {
+ f_ctrl_tx_nacc_rac_ci_rsp(rx_ctrl);
+ } else {
+ f_pcuif_tx_nacc_rac_ci_rsp(pcu_msg);
+ }
+
+ timer T := 2.0;
+ T.start;
+ alt {
+ [] as_outbound_nacc_rim_resolve(info_ind, do_repeat := true);
+ [use_old_ctrl_iface] IPA_CTRL.receive(tr_CtrlMsgGet(?, ctrl_var)) -> value rx_ctrl {
+ setverdict(fail, "Received unexpected CTRL resolution after duplicate Pkt Cell Change Notification:", rx_ctrl);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [not use_old_ctrl_iface] BTS.receive(tr_PCUIF_NEIGH_ADDR_REQ(0, info_ind.lac, info_ind.cell_id, req_arfcn, req_bsic)) -> value pcu_msg {
+ setverdict(fail, "Received unexpected PCUIF resolution after duplicate Pkt Cell Change Notification:", pcu_msg);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [] T.timeout {
+ setverdict(pass);
+ }
+ }
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notify twice (duplicate msg) while waiting for SI resolution */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_dup2() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ as_outbound_nacc_rim_resolve(info_ind, do_answer := false);
+ /* Before receiving RIM response, MS retransmits Pkt cell Chg Notif */
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+ f_sleep(0.2); /* let some time to avoid race conditons between CTRL and RLCMAC */
+ f_outbound_nacc_rim_tx_resp(info_ind);
+ timer T := 1.0;
+ T.start;
+ alt {
+ [] RIM.receive {
+ setverdict(fail, "Received unexpected RIM message");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [] T.timeout {
+ setverdict(pass);
+ }
+ }
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notification twice (duplicate msg) while sending Pkt Neigh Data Change */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_dup3() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Receive first Pkt Neigh data Change, then trigger a new Pkt Cell Change Notif: */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default, single_step := true);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* It should be ignored, let's continue fetching Pkt Neigh Data Change */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default, f_ms_tx_TsTrxBtsNum(ms), 1, 16);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notification twice (duplicate msg) while sending Pkt Cell Change Continue */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_dup4() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* trigger a dup Pkt Cell Change Notif, it should be ignored: */
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notification twice (duplicate msg) while waiting for Pkt Cell Change Continue CTRL ACK */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_dup5() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* trigger a dup Pkt Cell Change Notif, it should be ignored: */
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notify twice (different tgt cell each time)
+ * while waiting for CTRL resolution */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_twice() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var charstring ctrl_var;
+ var PCUIF_Message pcu_msg;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ if (use_old_ctrl_iface) {
+ f_ctrl_rx_nacc_rac_ci_req(rx_ctrl, info_ind, req_arfcn, req_bsic);
+ } else {
+ f_pcuif_rx_nacc_rac_ci_req(pcu_msg, info_ind, req_arfcn, req_bsic);
+ }
+ /* Before receiving CTRL response, MS retransmits Pkt cell Chg Notif with different tgt arfcn */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn + 1, req_bsic + 1);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+ f_sleep(0.2); /* let some time to avoid race conditons between CTRL and RLCMAC */
+ if (use_old_ctrl_iface) {
+ f_ctrl_tx_nacc_rac_ci_rsp(rx_ctrl);
+ } else {
+ f_pcuif_tx_nacc_rac_ci_rsp(pcu_msg);
+ }
+ /* We should now receive a 2nd CTRL request with the new ARFCN+BSIC */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+
+ /* And finally everything continues as usual with RIN procedure */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notify twice (different tgt cell each time)
+ * while waiting for SI resolution */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_twice2() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ as_outbound_nacc_rim_resolve(info_ind, do_answer := false);
+ /* Before receiving RIM response, MS retransmits Pkt cell Chg Notif with different tgt cell: */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn + 1, req_bsic + 1);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+ f_sleep(0.2); /* let some time to avoid race conditons between CTRL and RLCMAC */
+ f_outbound_nacc_rim_tx_resp(info_ind);
+
+ /* As a result, CTRL + RIM resolution for new tgt cell should now be done: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+
+ /* And finally everything continues as usual with RIN procedure */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notify twice (different tgt cell each time)
+ * while sending Pkt Neigh Data Change */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_twice3() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Receive first Pkt Neigh data Change, then trigger a new Pkt Cell Change Notif (different ARFCN+BSIC): */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default, single_step := true);
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn + 1, req_bsic + 1);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* It should trigger RAC_CI resolution to start again: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+ /* Transmit SI back to MS */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notification twice (different tgt cell) while sending Pkt Cell Change Continue */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_twice4() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* trigger a Pkt Cell Change Notif with different tgt cell */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn + 1, req_bsic + 1);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* It should trigger RAC_CI resolution to start again: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+
+ /* PCU TBF NACC state changed, so we should next receive a dummy block: */
+ f_rx_rlcmac_dl_block_exp_dummy(dl_block, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+ /* Transmit SI back to MS */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
}
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Test MS sending Pkt Cell Change Notification twice (different tgt cell) while waiting for Pkt Cell Change Continue CTRL ACK*/
+testcase TC_nacc_outbound_pkt_cell_chg_notif_twice5() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ /* Announce SI back to MS, continue NACC procedure */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+
+ /* trigger a Pkt Cell Change Notif with different tgt cell */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn + 1, req_bsic + 1);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* It should trigger RAC_CI resolution to start again: */
+ /* When using new PCUIF interface for resolution, we must
+ * PCUIF.receive() here since that's the first message in the PCUIF
+ * queue that PCU will have sent. Calling other functions doing
+ * PCUIF.receive() (like f_ms_tx_ul_block() below) will make them fail
+ * due to unexpected message receive. */
+ if (not use_old_ctrl_iface) {
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+ }
+
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ /* When using CTRL interface, we must schedule the ACK before (see
+ * above) blocking here waiting for the resoltion, otherwise we'll be
+ * too late scheduling by the time the resolution is done. */
+ if (use_old_ctrl_iface) {
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn + 1, req_bsic + 1, true, use_old_ctrl_iface);
+ }
+
+ /* PCU TBF NACC state changed, so we should next receive a dummy block: */
+ f_rx_rlcmac_dl_block_exp_dummy(dl_block);
+
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+ /* Transmit SI back to MS */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test MS sending Pkt Cell Change Notification on an MS with an existing but unassigned (no TFI) DL TBF */
+testcase TC_nacc_outbound_pkt_cell_chg_notif_unassigned_dl_tbf() runs on RAW_PCU_Test_CT {
+ var PollFnCtx pollctx;
+ var GprsMS ms;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var template (value) RlcmacUlCtrlMsg cell_chg_notif;
+ var RlcmacDlBlock dl_block;
+ var uint32_t sched_fn, dl_fn;
+ var CtrlMessage rx_ctrl;
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+ var octetstring data := f_rnd_octstring(10);
+ var boolean use_old_ctrl_iface := mp_ctrl_neigh_ip != "";
+
+ if (use_old_ctrl_iface) {
+ /* Initialize osmo-bsc emulation neighbor resolution CTRL port */
+ f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ }
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap_gprs_def));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr := pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chg_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi, req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chg_notif), 0, nr := f_ms_tx_TsTrxBtsNum(ms));
+
+ /* osmo-pcu should now ask for resolution: */
+ f_handle_nacc_rac_ci_query(info_ind, req_arfcn, req_bsic, true, use_old_ctrl_iface);
+ /* RIM procedure: */
+ as_outbound_nacc_rim_resolve(info_ind);
+
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
+ /* Make sure we leave some time for SGSN->PCU data to arrive to PCU */
+ f_sleep(0.1);
+ /* rx DL assignment, don't ack it yet (keep TBF in state ASSIGN): */
+ f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS);
+
+ /* NACC: scheduler selects tx Pkt Cell Neighbor Data. Receive first one: */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default, single_step := true);
+ /* ACK DL assignment (we do it here on purpose to test tx Pkt Neigh Cell
+ * Data with unassigned DL TBF in line above): */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ /* Continue receiving Pkt Cell Neighbor Data */
+ f_ms_handle_pkt_neighbor_cell_data(ms, si_default, f_ms_tx_TsTrxBtsNum(ms), 1, 16);
+
+ /* Obtain a Downlink block and make sure it is a Pkt Cell Chg Continue */
+ f_rx_rlcmac_dl_block(dl_block, sched_fn);
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?, tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ /* PKT CELL CHG CONTINUE ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
+ if (dl_block.ctrl.mac_hdr.rrbp_valid) {
+ sched_fn := f_rrbp_ack_fn(sched_fn, dl_block.ctrl.mac_hdr.rrbp);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn);
+ }
+
+ /* Now that we confirmed the new assignment in the dl-tbf, lets receive the data and ack it */
+ f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
+ f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B);
+ f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
+ f_dl_block_ack_fn(dl_block, dl_fn));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+
+function f_do_inbound_nacc(template (value) RIM_Routing_Information tx_src_addr, template RIM_Routing_Information rx_dst_addr)
+runs on RAW_PCU_Test_CT
+{
+ var template (value) RAN_Information_Request_RIM_Container req_cont;
+ var template (value) PDU_BSSGP bssgp_rim_pdu;
+ var template PDU_BSSGP bssgp_rim_pdu_expect;
+ var template RAN_Information_RIM_Container rim_cont_expect;
+ var RIM_Routing_Address bts_addr;
+
+ /* Send sysinfo to the PCU */
+ var template PCUIF_Message si1_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '5506'O & si1_default, 0, 0, 0, 0, 32767);
+ BTS.send(si1_data_ind);
+ var template PCUIF_Message si3_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '4906'O & si3_default, 0, 0, 0, 0, 32767);
+ BTS.send(si3_data_ind);
+ var template PCUIF_Message si13_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '0106'O & si13_default, 0, 0, 0, 0, 32767);
+ BTS.send(si13_data_ind);
+ f_sleep(1.0);
+
+ bts_addr := valueof(t_RIM_Routing_Address_cid(mp_gb_cfg.bvc[0].cell_id));
+
+ req_cont := ts_RAN_Information_Request_RIM_Container(ts_RIM_Application_Identity(RIM_APP_ID_NACC),
+ ts_RIM_Sequence_Number(1),
+ ts_RIM_PDU_Indications(false, RIM_PDU_TYPE_SING_REP),
+ ts_RIM_Protocol_Version_Number(1),
+ tsu_RAN_Information_Request_Application_Container_NACC(mp_gb_cfg.bvc[0].cell_id),
+ omit);
+ bssgp_rim_pdu := ts_RAN_INFORMATION_REQUEST(ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, bts_addr),
+ tx_src_addr, req_cont);
+
+ rim_cont_expect := tr_RAN_Information_RIM_Container(tr_RIM_Application_Identity(RIM_APP_ID_NACC),
+ tr_RIM_Sequence_Number(1),
+ tr_RIM_PDU_Indications(false, RIM_PDU_TYPE_SING_REP),
+ tr_RIM_Protocol_Version_Number(1),
+ tru_ApplContainer_or_ApplErrContainer_NACC(tru_ApplContainer_NACC(mp_gb_cfg.bvc[0].cell_id, false, 3, si_default)),
+ omit);
+
+ bssgp_rim_pdu_expect := tr_PDU_BSSGP_RAN_INFORMATION(rx_dst_addr,
+ tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, bts_addr),
+ rim_cont_expect);
+ RIM.send(bssgp_rim_pdu);
+ timer T := 2.0;
+ T.start;
+ alt {
+ [] RIM.receive(bssgp_rim_pdu_expect) { }
+ [] RIM.receive {
+ setverdict(fail, "Unexpected BSSGP RIM PDU received");
+ }
+ [] T.timeout {
+ setverdict(fail, "No BSSGP RIM PDU received");
+ mtc.stop;
+ }
+ }
+}
+/* Send a RIM RAN info request to the PCU and verify the response, we expect
+ * getting the system information back which we have transfered to the PCU via
+ * PCUIF on startup. */
+testcase TC_rim_ran_info_req_single_rep() runs on RAW_PCU_Test_CT {
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+
+ var BssgpCellId src_cid := {ra_id := { lai := { mcc_mnc := '262F42'H, lac := 12345}, rac := 0 }, cell_id := 20962 };
+ var RIM_Routing_Address src_addr := valueof(t_RIM_Routing_Address_cid(src_cid));
+
+ f_do_inbound_nacc(ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr),
+ tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Same as TC_rim_ran_info_req_single_rep, but using an EUTRAN eNodeB ID as
+ * Routing information, to verify PCU handles that kind of address just fine
+ */
+testcase TC_rim_ran_info_req_single_rep_eutran() runs on RAW_PCU_Test_CT {
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename());
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+
+ var BssgpCellId src_cid := {ra_id := { lai := { mcc_mnc := '262F42'H, lac := 12345}, rac := 0 }, cell_id := 20962 };
+ var RIM_Routing_Address src_addr := valueof(t_RIM_Routing_Address_enbid(src_cid, tac := 3, gnbid := '12345678123456'O));
+
+ f_do_inbound_nacc(ts_RIM_Routing_Information(RIM_ADDR_EUTRAN_NODEB_ID, src_addr),
+ tr_RIM_Routing_Information(RIM_ADDR_EUTRAN_NODEB_ID, src_addr));
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Same as above, but in this case we simulate the rare case in which the PCU
+ * has no system information available. We expect getting a response back but
+ * with no system information inside. */
+testcase TC_rim_ran_info_req_single_rep_no_si() runs on RAW_PCU_Test_CT {
+ var template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
+ var PCUIF_Message pcu_msg;
+ timer T := 2.0;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+
+ /* Clear sysinfo from the PCU */
+ var template PCUIF_Message si1_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '01'O, 0, 0, 0, 0, 32767);
+ BTS.send(si1_data_ind);
+ var template PCUIF_Message si3_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '03'O, 0, 0, 0, 0, 32767);
+ BTS.send(si3_data_ind);
+ var template PCUIF_Message si16_data_ind := ts_PCUIF_DATA_IND(0, 0, 0, 0, PCU_IF_SAPI_BCCH, '0b'O, 0, 0, 0, 0, 32767);
+ BTS.send(si16_data_ind);
+ f_sleep(1.0);
+
+ var RIM_Routing_Address dst_addr;
+ var RIM_Routing_Address src_addr;
+ var template (value) RAN_Information_Request_RIM_Container req_cont;
+ var template (value) PDU_BSSGP bssgp_rim_pdu;
+ var template PDU_BSSGP bssgp_rim_pdu_expect;
+ var template RAN_Information_RIM_Container rim_cont_expect;
+
+ var BssgpCellId src_cid := {ra_id := { lai := { mcc_mnc := '262F42'H, lac := 12345}, rac := 0 }, cell_id := 20962 };
+ src_addr := valueof(t_RIM_Routing_Address_cid(src_cid));
+ dst_addr := valueof(t_RIM_Routing_Address_cid(mp_gb_cfg.bvc[0].cell_id));
+
+ req_cont := ts_RAN_Information_Request_RIM_Container(ts_RIM_Application_Identity(RIM_APP_ID_NACC),
+ ts_RIM_Sequence_Number(1),
+ ts_RIM_PDU_Indications(false, RIM_PDU_TYPE_SING_REP),
+ ts_RIM_Protocol_Version_Number(1),
+ tsu_RAN_Information_Request_Application_Container_NACC(mp_gb_cfg.bvc[0].cell_id),
+ omit);
+ bssgp_rim_pdu := ts_RAN_INFORMATION_REQUEST(ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, dst_addr),
+ ts_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr),
+ req_cont);
+
+
+ rim_cont_expect := tr_RAN_Information_RIM_Container(tr_RIM_Application_Identity(RIM_APP_ID_NACC),
+ tr_RIM_Sequence_Number(1),
+ tr_RIM_PDU_Indications(false, RIM_PDU_TYPE_SING_REP),
+ tr_RIM_Protocol_Version_Number(1),
+ tru_ApplContainer_or_ApplErrContainer_NACC(tru_ApplContainer_NACC(mp_gb_cfg.bvc[0].cell_id, false, 0, ''O)),
+ omit);
+
+ bssgp_rim_pdu_expect := tr_PDU_BSSGP_RAN_INFORMATION(tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, src_addr),
+ tr_RIM_Routing_Information(RIM_ADDR_GERAN_CELL_ID, dst_addr),
+ rim_cont_expect);
+ RIM.send(bssgp_rim_pdu);
+ T.start;
+ alt {
+ [] RIM.receive(bssgp_rim_pdu_expect) { }
+ [] RIM.receive {
+ setverdict(fail, "Unexpected BSSGP RIM PDU received");
+ }
+ [] T.timeout {
+ setverdict(fail, "No BSSGP RIM PDU received");
+ mtc.stop;
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU schedule idle blocks (len=0) if no TBF attached to it. See OS#4772, SYS#4919 */
+testcase TC_pdch_energy_saving() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var template (value) TsTrxBtsNum nr;
+ var RlcmacDlBlock dl_block;
+ var BTS_PDTCH_Block data_msg;
+ var integer ts;
+ timer T;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ info_ind := valueof(ts_PCUIF_INFO_default);
+ /* The 2 first TRX are enabled. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (2 .. 7));
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 1);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+
+ for (ts := 0; ts < 2; ts := ts + 1) {
+ nr := ts_TsTrxBtsNum(ts_nr := 7, trx_nr := ts, bts_nr := 0, blk_nr := 0);
+
+ BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
+ sapi := PCU_IF_SAPI_PDTCH, fn := 0,
+ arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)), block_nr := nr.blk_nr));
+ T.start(0.5);
+ alt {
+ [] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
+ tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
+ omit)) -> value data_msg {
+ setverdict(pass);
+ T.stop;
+ }
+ [] as_rx_fail_dummy(nr);
+ [] BTS.receive {
+ setverdict(fail, "Unexpected block from BTS");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ [] T.timeout {
+ setverdict(fail, "Expected IDLE block from BTS");
+ f_shutdown(__BFILE__, __LINE__);
+ }
+ }
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test stats for available and occupied PDCHs */
+testcase TC_stat_pdch_avail_occ() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Only the 4 first TRX are enabled, each with 2 PDCHs. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000011'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00001100'B, 1);
+ f_PCUIF_PDCHMask_set(info_ind, '11000000'B, 2);
+ f_PCUIF_PDCHMask_set(info_ind, '00110000'B, 3);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (4 .. 7));
+
+ /* Allocate 4 GprsMS instances */
+ f_init_gprs_ms(4);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Reset stats */
+ f_statsd_reset();
+
+ /* Establish BSSGP */
+ f_bssgp_establish();
+
+ /* 8 PDCHs available, 0 occupied */
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
+ /* Establish an Uplink TBF for each GprsMS instance (3x GPRS, 1x EGPRS) */
+ f_multi_ms_bssgp_register();
+ f_ms_establish_ul_tbf(g_ms[0]);
+ f_ms_establish_ul_tbf(g_ms[1]);
+ f_ms_establish_ul_tbf(g_ms[2]);
+ f_ms_establish_ul_tbf_2phase_access(g_ms[3], ts_RlcMacUlCtrl_PKT_RES_REQ(g_ms[3].tlli, ms_racap_egprs_def));
+
+ /* 4 PDCHs occupied */
+ expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 4, max := 4 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 3, max := 3 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Test stats for available and occupied PDCHs, for MS which is not known by
+ * the PCU (e.g. because it was forgotten due to no interaction, and old DL
+ * data arrives from SGSN) */
+function f_tc_stat_pdch_avail_occ_ms_not_known(boolean egprs) runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Ensure a deterministic slot allocation of 1 PDCH with MS class 1 */
+ const MultislotCap_GPRS_BSSGP bssgp_mscap_gprs := {
+ gprsmultislotclass := '00001'B,
+ gprsextendeddynalloccap := '0'B
+ };
+ const MultislotCap_EGPRS_BSSGP bssgp_mscap_egprs := {
+ egprsmultislotclass := '00001'B,
+ egprsextendeddynalloccap := '0'B
+ };
+ template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_gprs := {
+ valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs, omit)) };
+ template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_egprs := {
+ valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs, bssgp_mscap_egprs)) };
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Only the 4 first TRX are enabled, each with 2 PDCHs. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000011'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00001100'B, 1);
+ f_PCUIF_PDCHMask_set(info_ind, '11000000'B, 2);
+ f_PCUIF_PDCHMask_set(info_ind, '00110000'B, 3);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (4 .. 7));
+
+ /* Allocate 1 GprsMS instance */
+ f_init_gprs_ms(1);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Reset stats */
+ f_statsd_reset();
+
+ /* Establish BSSGP */
+ f_bssgp_establish();
+
+ /* 8 PDCHs available, 0 occupied */
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
+ var GprsMS ms := g_ms[0]; /* We only use first MS in this test */
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ var octetstring data := f_rnd_octstring(1400);
+ if (egprs) {
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, bssgp_ms_racap_egprs, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ } else {
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, bssgp_ms_racap_gprs, imsi := ts_BSSGP_IMSI(ms.imsi)));
+ }
+ f_ms_exp_dl_tbf_ass_ccch(ms);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS */
+ f_sleep(X2002);
+
+ /* 1 PDCH occupied */
+ if (egprs) {
+ expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 1, max := 1 }
+ };
+ } else {
+ expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 0, max := 0 }
+ };
+ }
+ f_statsd_expect(expect);
+
+ /* Clean up */
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+testcase TC_stat_pdch_avail_occ_ms_not_known_gprs() runs on RAW_PCU_Test_CT {
+ f_tc_stat_pdch_avail_occ_ms_not_known(false);
+}
+testcase TC_stat_pdch_avail_occ_ms_not_known_egprs() runs on RAW_PCU_Test_CT {
+ f_tc_stat_pdch_avail_occ_ms_not_known(true);
+}
+
+/* Make sure that bts.0.pdch.all_allocated is set when we allocate all resources */
+testcase TC_ratectr_all_available_allocated() runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind;
+ var template IARRestOctets rest;
+ var BIT11 ra11;
+
+ info_ind := valueof(ts_PCUIF_INFO_default);
+
+ /* Only the first TRX is enabled. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (1 .. 7));
+ f_PCUIF_PDCHMask_set(info_ind, '00000001'B, 0);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+ f_statsd_reset();
+
+ var EGPRSPktChRequest req := {
+ one_phase := {
+ tag := '0'B,
+ multislot_class := '10101'B,
+ priority := '01'B,
+ random_bits := '101'B
+ }
+ };
+
+ /* We send 7 requests, the IUT gives us all available USFs (0..6) */
+ for (var integer i := 0; i < 7; i := i + 1) {
+ req.one_phase.random_bits := int2bit(f_rnd_int(8), 3);
+ f_TC_egprs_pkt_chan_req(req, tr_IMM_TBF_ASS);
+ }
+
+ ra11 := enc_EGPRSPktChRequest2bits(req);
+ rest := tr_IARRestOctets({ *, tr_ExtRAOpt(substr(ra11, 6, 5)), * });
+
+ /* At this point, the IUT should run out of free USFs */
+ f_TC_egprs_pkt_chan_req_reject(ra11, 1870, rest);
+
+ /* bts.0.pdch.all_allocated is updated once per second, wait some time to make sure it was updated. */
+ f_sleep(2.0);
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.pdch.all_allocated", mtype := "c", min := 1, max := 1 }
+ };
+ f_statsd_expect(expect);
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
control {
execute( TC_pcuif_suspend() );
+ execute( TC_pcuif_suspend_active_tbf() );
execute( TC_ta_ptcch_idle() );
execute( TC_ta_rach_imm_ass() );
+ execute( TC_ta_ul_ack_nack_first_block() );
execute( TC_ta_idle_dl_tbf_ass() );
execute( TC_ta_ptcch_ul_multi_tbf() );
execute( TC_cs_lqual_ul_tbf() );
execute( TC_cs_initial_ul() );
execute( TC_cs_max_ul() );
- execute( TC_t3169() );
+ execute( TC_cs_initial_dl() );
+ execute( TC_cs_max_dl() );
+ execute( TC_dl_cs1_to_cs4() );
+ execute( TC_mcs_initial_ul() );
+ execute( TC_mcs_max_ul() );
+ execute( TC_mcs_initial_dl() );
+ execute( TC_mcs_max_dl() );
+ execute( TC_t3141() );
+ execute( TC_n3101_max_t3169() );
+ execute( TC_n3103_max_t3169() );
+ execute( TC_x2031_t3191() );
+ execute( TC_zero_x2031_t3191() );
execute( TC_t3193() );
+ execute( TC_n3105_max_t3195() );
+ execute( TC_t3172_wait_ind_size0() );
+ execute( TC_t3172_wait_ind_size1() );
+ execute( TC_x2001_pacch_pkt_dl_ass_unanswered_timeout() );
execute( TC_countdown_procedure() );
execute( TC_ul_all_sizes() );
execute( TC_ul_data_toolong_fills_padding() );
@@ -2495,6 +7672,9 @@ control {
execute( TC_imm_ass_dl_block_retrans() );
execute( TC_dl_flow_more_blocks() );
execute( TC_ul_flow_multiple_llc_blocks() );
+ execute( TC_dl_no_ack_retrans_imm_ass() );
+ execute( TC_dl_llc_sapi_priority() );
+ execute( TC_ul_tbf_bsn_wraparound_gprs());
execute( TC_paging_cs_from_bts() );
execute( TC_paging_cs_from_sgsn_sign_ptmsi() );
execute( TC_paging_cs_from_sgsn_sign() );
@@ -2502,8 +7682,19 @@ control {
execute( TC_paging_ps_from_sgsn_sign_ptmsi() );
execute( TC_paging_ps_from_sgsn_sign() );
execute( TC_paging_ps_from_sgsn_ptp() );
+ execute( TC_paging_pch_timeout() );
+
+ execute( TC_paging_cs_multi_ms_imsi_tmsi() );
+ execute( TC_paging_cs_multi_ms_imsi() );
+ execute( TC_paging_cs_multi_ms_tmsi() );
execute( TC_bssgp_dl_unitdata_with_valid_imsi() );
execute( TC_bssgp_dl_unitdata_with_invalid_imsi() );
+ execute( TC_dl_gprs_data_no_llc_ui_dummy() );
+ execute( TC_dl_egprs_data_no_llc_ui_dummy() );
+
+ execute( TC_ul_tbf_finished_pkt_dl_ass_pch() );
+ execute( TC_ul_tbf_1phase_while_dl_ass_pch() );
+ execute( TC_ul_tbf_2phase_while_dl_ass_pch() );
/* EGPRS specific test cases */
execute( TC_egprs_pkt_chan_req_signalling() );
@@ -2515,23 +7706,60 @@ control {
execute( TC_mo_ping_pong_with_ul_racap_egprs_only() );
- /* Frequency hopping specific test cases */
- if (PCUIF_Types.mp_pcuif_version >= 10) {
- /* Immediate Assignment on AGCH/PCH */
- execute( TC_pcuif_fh_imm_ass_ul_egprs() );
- execute( TC_pcuif_fh_imm_ass_ul() );
- execute( TC_pcuif_fh_imm_ass_dl() );
- /* Packet Uplink/Downlink Assignment on PACCH */
- execute( TC_pcuif_fh_pkt_ass_ul() );
- execute( TC_pcuif_fh_pkt_ass_dl() );
- }
+ /* Immediate Assignment on AGCH/PCH */
+ execute( TC_pcuif_fh_imm_ass_ul_egprs() );
+ execute( TC_pcuif_fh_imm_ass_ul() );
+ execute( TC_pcuif_fh_imm_ass_dl() );
+ /* Packet Uplink/Downlink Assignment on PACCH */
+ execute( TC_pcuif_fh_pkt_ass_ul() );
+ execute( TC_pcuif_fh_pkt_ass_dl() );
+ execute( TC_multitrx_multims_alloc() );
+ execute( TC_dl_multislot_tbf_ms_class_from_sgsn() );
+ execute( TC_dl_multislot_tbf_ms_class_unknown() );
+ execute( TC_dl_multislot_tbf_ms_class_from_2phase() );
+ execute( TC_ul_multislot_tbf_ms_class_from_2phase() );
+ execute( TC_ul_tbf_reestablish_with_pkt_resource_req() );
+ execute( TC_ul_tbf_reestablish_with_pkt_resource_req_t3168() );
+ execute( TC_ul_tbf_reestablish_with_pkt_dl_ack_nack() );
+ execute( TC_ul_tbf_reestablish_with_pkt_dl_ack_nack_egprs() );
+
+ execute( TC_multiplex_dl_gprs_egprs() );
execute( TC_pcuif_info_ind_subsequent() );
-}
-
-
+ execute( TC_nacc_outbound_success() );
+ execute( TC_nacc_outbound_success_utran() );
+ execute( TC_nacc_outbound_success_eutran() );
+ execute( TC_nacc_outbound_success_no_ctrl_ack() );
+ execute( TC_nacc_outbound_success_twice() );
+ execute( TC_nacc_outbound_success_twice_nocache() );
+ execute( TC_nacc_outbound_rac_ci_resolve_timeout() );
+ execute( TC_nacc_outbound_si_resolve_timeout() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_dup() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_dup2() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_dup3() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_dup4() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_dup5() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_twice() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_twice2() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_twice3() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_twice4() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_twice5() );
+ execute( TC_nacc_outbound_pkt_cell_chg_notif_unassigned_dl_tbf() );
+ if (mp_ctrl_neigh_ip != "") { /* PCU using old CTRL neigh addr resolution iface */
+ execute( TC_nacc_outbound_rac_ci_resolve_conn_refused() );
+ execute( TC_nacc_outbound_rac_ci_resolve_fail_parse_response() );
+ }
+ execute( TC_rim_ran_info_req_single_rep() );
+ execute( TC_rim_ran_info_req_single_rep_eutran() );
+ execute( TC_rim_ran_info_req_single_rep_no_si() );
+ execute (TC_pdch_energy_saving() );
+ execute( TC_stat_pdch_avail_occ() );
+ execute( TC_stat_pdch_avail_occ_ms_not_known_gprs() );
+ execute( TC_stat_pdch_avail_occ_ms_not_known_egprs() );
+ execute( TC_ratectr_all_available_allocated() );
+}
}
diff --git a/pcu/PCU_Tests_NS.ttcn b/pcu/PCU_Tests_NS.ttcn
index 4db78d87..eea8d3f5 100644
--- a/pcu/PCU_Tests_NS.ttcn
+++ b/pcu/PCU_Tests_NS.ttcn
@@ -12,15 +12,14 @@ module PCU_Tests_NS {
import from General_Types all;
import from Osmocom_Types all;
+import from Osmocom_VTY_Functions all;
+import from TELNETasp_PortType all;
import from PCU_Tests all;
import from SGSN_Components all;
import from Osmocom_Gb_Types all;
-import from NS_CodecPort all;
import from NS_Types all;
import from BSSGP_Types all;
import from UD_Types all;
-import from NS_CodecPort all;
-import from NS_CodecPort_CtrlFunct all;
import from NS_Emulation all;
import from Native_Functions all;
import from IPL4asp_Types all;
@@ -28,20 +27,23 @@ import from PCUIF_Types all;
import from PCUIF_CodecPort all;
import from RAW_NS all;
-modulepar {
- /* tolerate CellID absence/presence in BVC-RESET in violation to spec */
- boolean mp_tolerate_bvc_reset_cellid := false;
-}
-
type component RAW_PCU_CT {
/* PCUIF (we emulate the BTS part) */
port PCUIF_CODEC_PT PCU;
var ConnectionId g_pcu_conn_id := -1;
+ /* VTY connection to the PCU */
+ port TELNETasp_PT PCUVTY;
}
type component RAW_Test_CT extends RAW_NS_CT, RAW_PCU_CT {
}
+function f_init_vty(charstring id) runs on RAW_PCU_CT {
+ map(self:PCUVTY, system:PCUVTY);
+ f_vty_set_prompts(PCUVTY);
+ f_vty_transceive(PCUVTY, "enable");
+}
+
function f_init_pcuif() runs on RAW_PCU_CT {
var PCUIF_info_ind info_ind;
map(self:PCU, system:PCU);
@@ -70,7 +72,7 @@ runs on RAW_Test_CT {
timer T := tout;
T.start;
alt {
- [] NSCP[idx].receive(t_NS_RecvFrom(ns)) {
+ [] NSCP[idx].receive(ns) {
setverdict(fail, "NS-ALIVE from unconfigured (possibly initial) endpoint");
}
[] T.timeout {
@@ -88,6 +90,7 @@ testcase TC_ns_reset() runs on RAW_Test_CT {
/* Expect inbound NS-RESET procedure */
as_rx_ns_reset_ack(oneshot := true);
setverdict(pass);
+ f_clean_ns_codec();
}
/* ensure NS-RESET are re-transmitted */
@@ -97,13 +100,14 @@ testcase TC_ns_reset_retrans() runs on RAW_Test_CT {
var integer i;
for (i := 0; i < 3; i := i+1) {
- NSCP[0].receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION,
- g_nsconfig[0].nsvci, g_nsconfig[0].nsei)));
+ NSCP[0].receive(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION,
+ g_nsconfig.nsvc[0].nsvci, g_nsconfig.nsei));
}
/* Expect inbound NS-RESET procedure */
as_rx_ns_reset_ack(oneshot := true);
setverdict(pass);
+ f_clean_ns_codec();
}
/* test the inbound NS-ALIVE procedure after NS-RESET */
@@ -116,9 +120,10 @@ testcase TC_ns_alive() runs on RAW_Test_CT {
alt {
/* wait for one ALIVE cycle, then ACK any further ALIVE in the background */
- [] NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE)) { setverdict(pass); };
- [] NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK)) { repeat; }
+ [] NSCP[0].receive(t_NS_ALIVE) { setverdict(pass); };
+ [] NSCP[0].receive(t_NS_UNBLOCK) { repeat; }
}
+ f_clean_ns_codec();
}
/* Test for NS-RESET after NS-ALIVE timeout */
@@ -132,15 +137,17 @@ testcase TC_ns_alive_timeout_reset() runs on RAW_Test_CT {
/* wait for at least one NS-ALIVE */
alt {
[] as_rx_alive_tx_ack(oneshot := true) { };
- [] NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK)) { repeat; }
+ [] NSCP[0].receive(t_NS_UNBLOCK) { repeat; }
}
/* wait for NS-RESET to re-appear, ignoring any NS-ALIVE until then */
alt {
[] as_rx_ns_reset_ack(oneshot := true) { setverdict(pass); }
- [] NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE)) { repeat; }
- [] NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK)) { repeat; }
+ [] NSCP[0].receive(t_NS_ALIVE) { repeat; }
+ [] NSCP[0].receive(t_NS_UNBLOCK) { repeat; }
}
+
+ f_clean_ns_codec();
}
/* test for NS-RESET/NS-ALIVE/NS-UNBLOCK */
@@ -156,6 +163,7 @@ testcase TC_ns_unblock() runs on RAW_Test_CT {
as_rx_ns_unblock_ack(oneshot := true);
setverdict(pass);
+ f_clean_ns_codec();
}
/* test for NS-UNBLOCK re-transmissions */
@@ -170,11 +178,12 @@ testcase TC_ns_unblock_retrans() runs on RAW_Test_CT {
activate(as_rx_alive_tx_ack());
/* wait for first NS-UNBLOCK, don't respond */
- NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK));
+ NSCP[0].receive(t_NS_UNBLOCK);
/* wait for re-transmission of NS-UNBLOCK */
as_rx_ns_unblock_ack(oneshot := true);
setverdict(pass);
+ f_clean_ns_codec();
}
/* full bring-up of the Gb link for NS and BSSGP layer up to BVC-FC */
@@ -193,11 +202,7 @@ testcase TC_ns_full_bringup() runs on RAW_Test_CT {
f_outgoing_ns_alive();
/* Expect BVC-RESET for signaling (0) and ptp BVCI */
- if (mp_tolerate_bvc_reset_cellid) {
- as_rx_bvc_reset_tx_ack(0, mp_gb_cfg.bvc[0].cell_id, omit, oneshot := true);
- } else {
- as_rx_bvc_reset_tx_ack(0, omit, omit, oneshot := true);
- }
+ as_rx_bvc_reset_tx_ack(0, omit, omit, oneshot := true);
as_rx_bvc_reset_tx_ack(mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id, omit, oneshot := true);
as_rx_bvc_unblock_tx_ack(mp_gb_cfg.bvc[0].bvci, oneshot := true);
@@ -205,6 +210,7 @@ testcase TC_ns_full_bringup() runs on RAW_Test_CT {
as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvc[0].bvci, oneshot := true);
activate(as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvc[0].bvci));
setverdict(pass);
+ f_clean_ns_codec();
}
/* test outbound (SGSN-originated) NS-BLOCK procedure */
@@ -224,6 +230,7 @@ testcase TC_ns_so_block() runs on RAW_Test_CT {
f_outgoing_ns_block(NS_CAUSE_EQUIPMENT_FAILURE);
setverdict(pass);
+ f_clean_ns_codec();
}
diff --git a/pcu/PCU_Tests_SNS.cfg b/pcu/PCU_Tests_SNS.cfg
index 50f6129e..bd0875bb 100644
--- a/pcu/PCU_Tests_SNS.cfg
+++ b/pcu/PCU_Tests_SNS.cfg
@@ -8,18 +8,53 @@
[MODULE_PARAMETERS]
SGSN_Components.mp_nsconfig := {
- provider := {
- ip := {
- address_family := AF_INET,
- local_ip := "127.0.0.1",
- local_udp_port := 23000,
- remote_ip := "127.0.0.1",
- remote_udp_port := 22000
+ nsei := 1234,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23000,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23001,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.1",
+ local_udp_port := 23002,
+ remote_ip := "127.0.0.1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
}
- },
- nsvci := 1234,
- nsei := 1234
+ }
}
+PCUIF_Types.mp_pcuif_version := 12
[TESTPORT_PARAMETERS]
diff --git a/pcu/PCU_Tests_SNS.ttcn b/pcu/PCU_Tests_SNS.ttcn
index 471c7583..b90fe37e 100644
--- a/pcu/PCU_Tests_SNS.ttcn
+++ b/pcu/PCU_Tests_SNS.ttcn
@@ -11,125 +11,19 @@ module PCU_Tests_SNS {
*/
import from Osmocom_Types all;
+import from Osmocom_VTY_Functions all;
import from PCU_Tests_NS all;
import from SGSN_Components all;
import from Osmocom_Gb_Types all;
-import from NS_CodecPort all;
+import from NS_Emulation all;
import from NS_Types all;
import from RAW_NS all;
+import from BSSGP_Types all;
/**********************************************************************************
* Modern Gb/IP bring-up test cases using IP Sub-Network Service (SNS)
**********************************************************************************/
-/* perform inbound SNS-SIZE procedure */
-function f_incoming_sns_size(template (omit) NsCause cause := omit, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_incoming_sns_size(idx=", idx, ")");
- var PDU_NS rx;
- /* expect one single SNS-SIZE with RESET flag; one remote v4 EP; no v6 EP */
- rx := f_ns_exp(tr_SNS_SIZE(g_nsconfig[idx].nsei, rst_flag := true, max_nsvcs := 8,
- num_v4 := 4, num_v6 := omit), idx);
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_SIZE_ACK(g_nsconfig[idx].nsei, cause)));
-}
-
-/* perform outbound SNS-SIZE procedure */
-function f_outgoing_sns_size(template (omit) NsCause cause := omit, integer idx:= 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_size(idx=", idx, ")");
- var PDU_NS rx;
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_SIZE(g_nsconfig[idx].nsei, rst_flag := true, max_nsvcs := 1,
- num_v4 := 1, num_v6 := omit)
- ));
- /* expect one single SNS-SIZE with RESET flag; one remote v4 EP; no v6 EP */
- rx := f_ns_exp(tr_SNS_SIZE_ACK(g_nsconfig[idx].nsei, cause), idx);
-}
-
-/* perform inbound SNS-CONFIG procedure */
-function f_incoming_sns_config(template (omit) NsCause cause := omit, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_incoming_sns_config(idx=", idx, ")");
- var PDU_NS rx;
- var template IP4_Elements v4_elem := { tr_SNS_IPv4(mp_nsconfig.provider.ip.remote_ip,
- mp_nsconfig.provider.ip.remote_udp_port) };
- rx := f_ns_exp(tr_SNS_CONFIG(g_nsconfig[idx].nsei, end_flag := true, v4 := v4_elem), idx);
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause)));
-}
-
-/* perform outbound SNS-CONFIG procedure */
-function f_outgoing_sns_config(template (omit) NsCause cause := omit, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_config(idx=", idx, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[idx].provider.ip.local_ip,
- g_nsconfig[idx].provider.ip.local_udp_port) }
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG(g_nsconfig[idx].nsei, true, v4)));
- rx := f_ns_exp(tr_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause), idx);
-}
-
-/* perform outbound SNS-CONFIG procedure (separate endpoints: 1 for control, 1 for user */
-function f_outgoing_sns_config_1c1u(template (omit) NsCause cause := omit, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_config_1c1u(idx=", idx, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[0].provider.ip.local_ip,
- g_nsconfig[0].provider.ip.local_udp_port, 1, 0),
- ts_SNS_IPv4(g_nsconfig[1].provider.ip.local_ip,
- g_nsconfig[1].provider.ip.local_udp_port, 0, 1) };
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG(g_nsconfig[idx].nsei, true, v4)));
- rx := f_ns_exp(tr_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause), idx);
-}
-
-/* perform outbound SNS-CONFIG procedure (separate endpoints: 1 for control, 1 for user */
-function f_outgoing_sns_config_1c1u_separate(template (omit) NsCause cause := omit, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_config_1c1u_separate(idx=", idx, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[1].provider.ip.local_ip,
- g_nsconfig[1].provider.ip.local_udp_port, 1, 0),
- ts_SNS_IPv4(g_nsconfig[2].provider.ip.local_ip,
- g_nsconfig[2].provider.ip.local_udp_port, 0, 1) };
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG(g_nsconfig[idx].nsei, true, v4)));
- rx := f_ns_exp(tr_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause), idx);
-}
-
-function f_outgoing_sns_add(integer idx_add, uint8_t w_sig := 1, uint8_t w_user := 1, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_add(idx_add=", idx_add, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[idx_add].provider.ip.local_ip,
- g_nsconfig[idx_add].provider.ip.local_udp_port,
- w_sig, w_user) };
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_ADD(g_nsconfig[idx].nsei, 23, v4)));
- rx := f_ns_exp(tr_SNS_ACK(g_nsconfig[idx].nsei, 23, omit, v4));
-}
-
-function f_outgoing_sns_del(integer idx_del, uint8_t w_sig := 1, uint8_t w_user := 1, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_del(idx_del=", idx_del, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[idx_del].provider.ip.local_ip,
- g_nsconfig[idx_del].provider.ip.local_udp_port,
- w_sig, w_user) };
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_DEL(g_nsconfig[idx].nsei, 24, omit, v4)));
- rx := f_ns_exp(tr_SNS_ACK(g_nsconfig[idx].nsei, 24, omit, v4));
-}
-
-function f_outgoing_sns_chg_weight(integer idx_chg, uint8_t w_sig, uint8_t w_user, integer idx := 0)
-runs on RAW_NS_CT {
- log("f_outgoing_sns_chg_weight(idx_chg=", idx_chg, ")");
- var PDU_NS rx;
- var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[idx_chg].provider.ip.local_ip,
- g_nsconfig[idx_chg].provider.ip.local_udp_port,
- w_sig, w_user) };
- NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CHG_WEIGHT(g_nsconfig[idx].nsei, 25, v4)));
- rx := f_ns_exp(tr_SNS_ACK(g_nsconfig[idx].nsei, 25, omit, v4));
-}
-
-
-
-
-
/* PCU-originated SNS-SIZE: successful case */
testcase TC_sns_po_size_success() runs on RAW_Test_CT {
f_init_ns_codec(mp_nsconfig);
@@ -137,17 +31,19 @@ testcase TC_sns_po_size_success() runs on RAW_Test_CT {
f_incoming_sns_size();
f_sleep(1.0);
setverdict(pass);
+ f_clean_ns_codec();
}
/* PCU-originated SNS-SIZE: NACK from our side */
testcase TC_sns_po_size_nack() runs on RAW_Test_CT {
f_init_ns_codec(mp_nsconfig);
f_init_pcuif();
- f_incoming_sns_size(NS_CAUSE_PROTOCOL_ERROR_UNSPEIFIED);
+ f_incoming_sns_size(NS_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
/* FIXME: ensure we don't get a SNS-CONFIG */
/* FIXME: ensure we get re-transmitted SNS-SIZE attempts */
f_sleep(10.0);
setverdict(pass);
+ f_clean_ns_codec();
}
/* PCU-originated SNS-CONFIG: successful case */
@@ -158,6 +54,7 @@ testcase TC_sns_po_config_success() runs on RAW_Test_CT {
f_incoming_sns_config();
f_sleep(1.0);
setverdict(pass);
+ f_clean_ns_codec();
}
/* PCU-originated SNS-CONFIG: successful case */
@@ -165,10 +62,11 @@ testcase TC_sns_po_config_nack() runs on RAW_Test_CT {
f_init_ns_codec(mp_nsconfig);
f_init_pcuif();
f_incoming_sns_size();
- f_incoming_sns_config(NS_CAUSE_PROTOCOL_ERROR_UNSPEIFIED);
+ f_incoming_sns_config(NS_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
/* FIXME: ensure we get re-transmitted SNS-CONFIG attempts */
f_sleep(10.0);
setverdict(pass);
+ f_clean_ns_codec();
}
@@ -195,6 +93,7 @@ testcase TC_sns_so_config_success() runs on RAW_Test_CT {
as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvc[0].bvci, oneshot := true);
activate(as_rx_bvc_fc_tx_ack(mp_gb_cfg.bvc[0].bvci));
setverdict(pass);
+ f_clean_ns_codec();
}
private function f_sns_bringup_1c1u(boolean sgsn_originated_reset := false) runs on RAW_Test_CT {
@@ -220,11 +119,21 @@ private function f_sns_bringup_1c1u(boolean sgsn_originated_reset := false) runs
f_outgoing_ns_alive(1);
if (sgsn_originated_reset) {
+ /* Expect BVC-RESET, but ignore it to prevent a race condition of BVC RESETs */
+ var template PDU_NS pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, 0, omit));
+ f_ns_exp(pdu);
+ /* SGSN originated BVC-RESET on an uninitialized signalling BVC */
f_tx_bvc_reset_rx_ack(0, omit, omit);
+
+ /* Expect BVC-RESET PTP BVC, but ignore it to prevent a race condition of BVC RESETs */
+ pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id));
+ f_ns_exp(pdu);
+ /* SGSN originated BVC-RESET on an uninitialized PTP BVC */
f_tx_bvc_reset_rx_ack(mp_gb_cfg.bvc[0].bvci, omit, mp_gb_cfg.bvc[0].cell_id);
} else {
- /* Expect BVC-RESET for signaling (0) and ptp BVCI */
+ /* Expect BVC-RESET for signaling BVCI=0 */
as_rx_bvc_reset_tx_ack(0, omit, omit, oneshot := true);
+ /* Expect BVC-RESET from the PCU on PTP BVC */
as_rx_bvc_reset_tx_ack(mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id, omit, oneshot := true);
}
/* Expect UNBLOCK for ptp BVCI on signaling NS-VC (idx==0) */
@@ -240,6 +149,7 @@ private function f_sns_bringup_1c1u(boolean sgsn_originated_reset := false) runs
testcase TC_sns_1c1u() runs on RAW_Test_CT {
f_sns_bringup_1c1u();
setverdict(pass);
+ f_clean_ns_codec();
}
private function f_sns_bringup_1c1u_separate(boolean sgsn_originated_reset := false) runs on RAW_Test_CT {
@@ -270,11 +180,20 @@ private function f_sns_bringup_1c1u_separate(boolean sgsn_originated_reset := fa
f_outgoing_ns_alive_no_ack(idx := 0);
if (sgsn_originated_reset) {
+ /* Expect BVC-RESET, but ignore it to prevent a race condition of BVC RESETs */
+ var template PDU_NS pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, 0, omit));
+ f_ns_exp(pdu, idx := 1);
+ /* SGSN originated BVC-RESET on an uninitialized sign BVC */
f_tx_bvc_reset_rx_ack(0, omit, omit, idx := 1);
+
+ /* Expect BVC-RESET PTP BVC, but ignore it to prevent a race condition of BVC RESETs */
+ pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id));
+ f_ns_exp(pdu, idx := 1);
f_tx_bvc_reset_rx_ack(mp_gb_cfg.bvc[0].bvci, omit, mp_gb_cfg.bvc[0].cell_id, idx := 1);
} else {
- /* Expect BVC-RESET for signaling BVCI=0 and ptp BVCI */
+ /* Expect BVC-RESET for signaling BVCI=0 */
as_rx_bvc_reset_tx_ack(0, omit, omit, oneshot := true, idx := 1);
+ /* Expect BVC-RESET from the PCU on PTP BVC */
as_rx_bvc_reset_tx_ack(mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id, omit, oneshot := true, idx := 1);
}
/* Expect UNBLOCK for ptp BVCI on signaling NS-VC (idx==1) */
@@ -291,6 +210,7 @@ private function f_sns_bringup_1c1u_separate(boolean sgsn_originated_reset := fa
testcase TC_sns_1c1u_separate() runs on RAW_Test_CT {
f_sns_bringup_1c1u_separate();
setverdict(pass);
+ f_clean_ns_codec();
}
/* Test full IP-SNS bring-up with two NS-VCs, one sig-only and one user-only and use
@@ -298,6 +218,16 @@ testcase TC_sns_1c1u_separate() runs on RAW_Test_CT {
testcase TC_sns_1c1u_so_bvc_reset() runs on RAW_Test_CT {
f_sns_bringup_1c1u_separate(sgsn_originated_reset := true);
setverdict(pass);
+ f_clean_ns_codec();
+}
+
+/* Test full IP_SNS bring-up over an initial NS-VC with two NS-VCs */
+testcase TC_sns_1c1u_unconfigured_nsvc() runs on RAW_Test_CT {
+ f_init_vty(testcasename());
+ f_sns_bringup_1c1u_separate();
+ f_vty_transceive_not_match(PCUVTY, "show ns entities", pattern "*UNCONFIGURED*");
+ setverdict(pass);
+ f_clean_ns_codec();
}
/* Transmit BVC-RESET before NS-ALIVE of PCU was ACKed: expect no response */
@@ -324,13 +254,53 @@ testcase TC_sns_1c1u_so_bvc_reset_too_early() runs on RAW_Test_CT {
/* Transmit BVC-RESET and expect no ACK*/
f_tx_bvc_reset_rx_ack(0, omit, omit, idx := 1, exp_ack := false);
f_tx_bvc_reset_rx_ack(mp_gb_cfg.bvc[0].bvci, omit, mp_gb_cfg.bvc[0].cell_id, idx := 1, exp_ack := false);
+ f_clean_ns_codec();
+}
+
+/* Do an SGSN originated BSSGP-Reset of a not-configured BVCI.
+ *
+ * PCU -X SGSN: BVCI 0 BSSGP-RESET (ignores reset)
+ * PCU <- SGSN: BVCI 0 BSSGP-RESET
+ * PCU -> SGSN: BVCI 0 BSSGP-RESET-ACK (with cell information)
+ * PCU -X SGSN: BVCI 23 BSSGP-RESET (ignores reset, 23 is configured on PCU, 24 is not configured)
+ * PCU <- SGSN: BVCI 24 BSSGP-RESET (unconfigured BVCI)
+ * PCU -> SGSN: BVCI 24 BSSGP-STATUS Unknown BVCI
+ */
+testcase TC_sns_so_bvc_reset_unknown_bvci() runs on RAW_Test_CT {
+ g_handle_rx_alive := true;
+ f_init_ns_codec(mp_nsconfig);
+ f_init_pcuif();
+ f_incoming_sns_size();
+ f_incoming_sns_config();
+ f_outgoing_sns_config();
+
+ /* Expect BVC-RESET, but ignore it to prevent a race condition of BVC RESETs */
+ var template PDU_NS pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, 0, omit));
+ f_ns_exp(pdu, idx := 0);
+ /* SGSN originated BVC-RESET on an uninitialized sign BVC */
+ f_tx_bvc_reset_rx_ack(0, omit, omit, idx := 0);
+
+ /* Expect BVC-RESET PTP BVC, but ignore it to prevent a race condition of BVC RESETs */
+ pdu := tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BVC_RESET(?, mp_gb_cfg.bvc[0].bvci, mp_gb_cfg.bvc[0].cell_id));
+ f_ns_exp(pdu);
+
+ /* Send a BVC-RESET on the wrong BVC */
+ var BssgpCellId cell_id := mp_gb_cfg.bvc[0].cell_id;
+ cell_id.cell_id := cell_id.cell_id + 1;
+ var PDU_BSSGP bssgp_tx := valueof(ts_BVC_RESET(BSSGP_CAUSE_NET_SV_CAP_MOD_GT_ZERO_KBPS,
+ mp_gb_cfg.bvc[0].bvci + 1, cell_id));
+ NSCP[0].send(ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)));
+ NSCP[0].receive(tr_NS_UNITDATA(t_SduCtrlB, 0, decmatch tr_BSSGP_STATUS(mp_gb_cfg.bvc[0].bvci + 1, BSSGP_CAUSE_BVCI_UNKNOWN, *)));
+ setverdict(pass);
+
+ f_clean_ns_codec();
}
/* Test adding new IP endpoints at runtime */
testcase TC_sns_add() runs on RAW_Test_CT {
f_sns_bringup_1c1u();
- /* crate another NS codec port on the tester side */
+ /* create another NS codec port on the tester side */
f_init_ns_codec(mp_nsconfig, 2);
f_outgoing_sns_add(idx_add := 2, w_sig := 0, w_user := 1, idx := 0);
@@ -340,8 +310,17 @@ testcase TC_sns_add() runs on RAW_Test_CT {
activate(as_rx_alive_tx_ack(idx := 2));
f_outgoing_ns_alive(2);
- /* TODO: Should we expect FLOW-CONTROL BVC here too? */
setverdict(pass);
+ f_clean_ns_codec();
+}
+
+/* Test adding an already present IP endpoint at runtime */
+testcase TC_sns_add_nack() runs on RAW_Test_CT {
+ f_sns_bringup_1c1u();
+
+ f_outgoing_sns_add(idx_add := 0, w_sig := 0, w_user := 1, idx := 0, cause := NS_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
+ setverdict(pass);
+ f_clean_ns_codec();
}
/* Test deleting IP endpoints at runtime */
@@ -351,6 +330,7 @@ testcase TC_sns_del() runs on RAW_Test_CT {
f_outgoing_sns_del(idx_del := 1, w_sig := 0, w_user := 1, idx := 0);
/* FIXME: ensure we don't receive anything on just-deleted NS-VC anymore */
setverdict(pass);
+ f_clean_ns_codec();
}
/* Test changing weights at runtime */
@@ -360,6 +340,7 @@ testcase TC_sns_chg_weight() runs on RAW_Test_CT {
/* change w_user from 1 to 200 */
f_outgoing_sns_chg_weight(idx_chg := 1, w_sig := 0, w_user := 200, idx := 0);
setverdict(pass);
+ f_clean_ns_codec();
}
import from PCUIF_Types all;
@@ -380,8 +361,9 @@ testcase TC_pcuif_rach() runs on RAW_Test_CT {
fn:=42, arfcn:=871, qta:=0));
PCU.receive(t_SD_PCUIF(g_pcu_conn_id,
tr_PCUIF_DATA_REQ(bts_nr:=0, trx_nr:=0, ts_nr:=0, block_nr:=?, fn:=?,
- sapi:=PCU_IF_SAPI_AGCH, data:=?)));
+ sapi:=PCU_IF_SAPI_AGCH_2, data:=?)));
setverdict(pass);
+ f_clean_ns_codec();
}
@@ -396,7 +378,10 @@ control {
execute( TC_sns_1c1u_separate() );
execute( TC_sns_1c1u_so_bvc_reset() );
execute( TC_sns_1c1u_so_bvc_reset_too_early() );
+ execute( TC_sns_1c1u_unconfigured_nsvc() );
+ execute( TC_sns_so_bvc_reset_unknown_bvci() );
execute( TC_sns_add() );
+ execute( TC_sns_add_nack() );
execute( TC_sns_del() );
execute( TC_sns_chg_weight() );
diff --git a/pcu/PCU_Tests_SNSv6.cfg b/pcu/PCU_Tests_SNSv6.cfg
new file mode 100644
index 00000000..3093c2c4
--- /dev/null
+++ b/pcu/PCU_Tests_SNSv6.cfg
@@ -0,0 +1,36 @@
+[ORDERED_INCLUDE]
+# Common configuration, shared between test suites
+"../Common.cfg"
+# testsuite specific configuration, not expected to change
+"./PCU_Tests.default"
+
+[LOGGING]
+
+[MODULE_PARAMETERS]
+SGSN_Components.mp_nsconfig := {
+ nsei := 1234,
+ nsvc : {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET6,
+ local_ip := "::1",
+ local_udp_port := 23000,
+ remote_ip := "::1",
+ remote_udp_port := 22000,
+ data_weight := 1,
+ signalling_weight := 1
+ }
+ },
+ nsvci := 1234
+ }
+ }
+}
+PCUIF_Types.mp_pcuif_version := 12
+
+[TESTPORT_PARAMETERS]
+
+[MAIN_CONTROLLER]
+
+[EXECUTE]
+PCU_Tests_SNS.control
diff --git a/pcu/PCU_selftest.ttcn b/pcu/PCU_selftest.ttcn
index 70138bff..a8bcaee7 100644
--- a/pcu/PCU_selftest.ttcn
+++ b/pcu/PCU_selftest.ttcn
@@ -291,7 +291,7 @@ testcase TC_selftest_rlcmac_egprs() runs on RAW_PCU_Test_CT
data := f_pad_oct(data, f_rlcmac_cs_mcs2block_len(schemes[i]), '00'O);
/* Send to PCU so that we get gsmtap traces to verify with wireshark */
- f_pcuif_tx_data_ind(data, 0, 0);
+ f_pcuif_tx_data_ind(data);
log("Decoding ", schemes[i]);
ul_data := dec_RlcmacUlBlock(data);
diff --git a/pcu/README.md b/pcu/README.md
index a2e439a5..0a1d31f5 100644
--- a/pcu/README.md
+++ b/pcu/README.md
@@ -2,17 +2,94 @@
* external interfaces
* Gb (emulates SGSN side NS/BSSGP)
- * unix pcu socket (emulates BTS)
+ * PCUIF: unix pcu socket (emulates BTS)
* VTY
+ * CTRL
+ * StatsD
-{% dot msc_tests.svg
+{% dot pcu_tests.svg
digraph G {
- rankdir=LR;
- PCU [label="IUT\nosmo-pcu",shape="box"];
- ATS [label="ATS\nPCU_Tests.ttcn"];
+ PCU [label="IUT\nosmo-pcu",shape="box", color=red];
- PCU -> ATS [label="Gb"];
- PCU -> ATS [label="pcu_sock"];
- ATS -> PCU [label="VTY"];
+ subgraph cluster_ats {
+ label = "ATS\n(TTCN-3)";
+
+ system_PCU_PT [label="port system:PCU"];
+
+ subgraph cluster_RAW_PCU_Test_CT {
+ label = "RAW_PCU_Test_CT\n(PCU_Tests.ttcn)";
+
+ RAW_PCU_MSG_PT_PCUIF_A [label="port RAW_PCU_MSG_PT PCUIF\n(unused)"]
+ PCUVTY [label="PCUVTY"];
+ StatsD_ConnHdlr [label="StatsD_ConnHdlr"];
+ CTRL_Adapter_CT [label="CTRL_Adapter_CT"];
+
+ test [label="testcasename()\n(PCU_Tests.ttcn)", color=red];
+
+ subgraph cluster_bssgp_CT {
+ label="bssgp_CT\nSGSN_Components.ttcn";
+ subgraph cluster_BSSGP_Client_CT {
+ label="BSSGP_Client_CT\nBSSGP_Emulation.ttcnpp";
+ BSSGP_PT [label="port BSSGP_PT BSSGP"];
+ }
+ }
+
+ subgraph cluster_MS_BTS_IFACE_CT {
+ label = "MS_BTS_IFACE_CT\n(GPRS_Components.ttcn)";
+
+ RAW_PCU_MSG_PT_BTS_IFACE [label="port RAW_PCU_MSG_PT BTS"];
+ }
+
+ }
+
+ subgraph cluster_RAW_PCUIF_CT {
+ label = "RAW_PCUIF_CT\n(PCUIF_Components.ttcn)";
+
+ PCUIF_CODEC_PT_PCU [label="port PCUIF_CODEC_PT PCU"];
+ RAW_PCU_MSG_PT_BTS [label="port RAW_PCU_MSG_PT BTS"];
+ RAW_PCU_MSG_PT_MTC [label="port RAW_PCU_MSG_PT MTC"];
+
+ PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_BTS [dir=none];
+ PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_MTC [dir=none];
+
+ }
+
+ subgraph cluster_RAW_PCU_BTS_CT {
+ label = "RAW_PCU_BTS_CT\n(PCUIF_Components.ttcn)";
+
+ RAW_PCU_MSG_PT_CLCK_A [label="port RAW_PCU_MSG_PT CLCK"];
+ RAW_PCU_MSG_PT_PCUIF_B [label="port RAW_PCU_MSG_PT PCUIF"];
+ RAW_PCU_MSG_PT_TC [label="port RAW_PCU_MSG_PT TC"];
+
+ subgraph cluster_RAW_PCU_ClckGen_CT {
+ label = "RAW_PCU_ClckGen_CT\n(PCUIF_Components.ttcn)";
+
+ RAW_PCU_MSG_PT_CLCK_B [label="port RAW_PCU_MSG_PT CLCK", color=purple];
+ }
+
+ RAW_PCU_MSG_PT_CLCK_A -> RAW_PCU_MSG_PT_CLCK_B [dir=back];
+ RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_TC [dir=none];
+ }
+
+
+ RAW_PCU_MSG_PT_TC -> RAW_PCU_MSG_PT_BTS_IFACE [dir=none];
+ RAW_PCU_MSG_PT_PCUIF_A -> RAW_PCU_MSG_PT_MTC [dir=none];
+ RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_BTS [dir=none];
+
+ PCUIF_CODEC_PT_PCU -> system_PCU_PT [dir=none];
+
+ test -> RAW_PCU_MSG_PT_BTS_IFACE [dir=none];
+ test -> RAW_PCU_MSG_PT_PCUIF_A [label="(unused)", dir=none];
+ test -> BSSGP_PT;
+ test -> PCUVTY;
+ test -> StatsD_ConnHdlr;
+ test -> CTRL_Adapter_CT;
+ }
+
+ PCU -> BSSGP_PT [label="Gb"];
+ PCU -> StatsD_ConnHdlr [label="statsd"];
+ system_PCU_PT -> PCU [label="PCUIF"];
+ PCUVTY -> PCU [label="VTY"];
+ CTRL_Adapter_CT -> PCU [label="CTRL"];
}
%}
diff --git a/pcu/SGSN_Components.ttcn b/pcu/SGSN_Components.ttcn
index 2f1fa75c..bbac9b0d 100644
--- a/pcu/SGSN_Components.ttcn
+++ b/pcu/SGSN_Components.ttcn
@@ -33,25 +33,54 @@ modulepar {
},
cell_id := 20960
},
- depth := BSSGP_DECODE_DEPTH_BSSGP
+ depth := BSSGP_DECODE_DEPTH_BSSGP,
+ create_cb := refers(BSSGP_Emulation.DefaultCreateCallback)
}
}
};
NSConfiguration mp_nsconfig := {
- provider := {
- ip := {
- address_family := AF_INET,
- local_udp_port := 23000,
- local_ip := "127.0.0.1",
- remote_udp_port := 21000,
- remote_ip := "127.0.0.1"
- }
- },
- nsvci := 0,
nsei := 2342,
role_sgsn := true,
- handle_sns := true
+ handle_sns := true,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_udp_port := 23000,
+ local_ip := "127.0.0.1",
+ remote_udp_port := 21000,
+ remote_ip := "127.0.0.1"
+ }
+ },
+ nsvci := 0
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_udp_port := 23001,
+ local_ip := "127.0.0.1",
+ remote_udp_port := 21000,
+ remote_ip := "127.0.0.1"
+ }
+ },
+ nsvci := 0
+ },
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_udp_port := 23002,
+ local_ip := "127.0.0.1",
+ remote_udp_port := 21000,
+ remote_ip := "127.0.0.1"
+ }
+ },
+ nsvci := 0
+ }
+ }
};
}
@@ -60,6 +89,7 @@ type component bssgp_CT extends BSSGP_Client_CT {
var NS_CT ns_component;
var BSSGP_CT bssgp_component;
port BSSGP_CT_PROC_PT PROC;
+ port BSSGP_PT RIM;
var boolean g_initialized := false;
}
@@ -78,8 +108,8 @@ function f_init_bssgp() runs on bssgp_CT {
g_initialized := true;
/* create a new NS component */
- ns_component := NS_CT.create;
- bssgp_component := BSSGP_CT.create;
+ ns_component := NS_CT.create alive;
+ bssgp_component := BSSGP_CT.create alive;
/* connect lower-end of BSSGP with BSSGP_CODEC_PORT (maps to NS_PT*/
connect(bssgp_component:BSCP, ns_component:NS_SP);
connect(self:PROC, bssgp_component:PROC);
@@ -96,6 +126,9 @@ function f_init_bssgp() runs on bssgp_CT {
connect(self:BSSGP_PROC[i], vc_BVC:BSSGP_PROC);
f_bssgp_client_register(mmctx.imsi, mmctx.tlli);
}
+ /* connect RIM related port */
+ connect(self:RIM, bssgp_component:RIM);
+ connect(self:BSSGP_GLOBAL[0], bssgp_component:GLOBAL);
}
/* Establish BSSGP connection to PCU */
diff --git a/pcu/expected-results.xml b/pcu/expected-results.xml
index ce12807a..e1fe2b57 100644
--- a/pcu/expected-results.xml
+++ b/pcu/expected-results.xml
@@ -1,8 +1,15 @@
<?xml version="1.0"?>
-<testsuite name='Titan' tests='46' failures='2' errors='0' skipped='0' inconc='0' time='MASKED'>
+<testsuite name='Titan' tests='117' failures='5' errors='0' skipped='0' inconc='0' time='MASKED'>
<testcase classname='PCU_Tests' name='TC_pcuif_suspend' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_suspend_active_tbf' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_ta_ptcch_idle' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_ta_rach_imm_ass' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ta_ul_ack_nack_first_block' time='MASKED'>
+ <failure type='fail-verdict'>Timing Advance mismatch: expected 2, but received 0
+ PCU_Tests.ttcn:MASKED PCU_Tests control part
+ PCU_Tests.ttcn:MASKED TC_ta_ul_ack_nack_first_block testcase
+ </failure>
+ </testcase>
<testcase classname='PCU_Tests' name='TC_ta_idle_dl_tbf_ass' time='MASKED'>
<failure type='fail-verdict'>Timing Advance value doesn't match
PCU_Tests.ttcn:MASKED PCU_Tests control part
@@ -18,8 +25,23 @@
<testcase classname='PCU_Tests' name='TC_cs_lqual_ul_tbf' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_cs_initial_ul' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_cs_max_ul' time='MASKED'/>
- <testcase classname='PCU_Tests' name='TC_t3169' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_cs_initial_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_cs_max_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_cs1_to_cs4' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_mcs_initial_ul' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_mcs_max_ul' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_mcs_initial_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_mcs_max_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_t3141' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_n3101_max_t3169' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_n3103_max_t3169' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_x2031_t3191' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_zero_x2031_t3191' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_t3193' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_n3105_max_t3195' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_t3172_wait_ind_size0' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_t3172_wait_ind_size1' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_x2001_pacch_pkt_dl_ass_unanswered_timeout' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_countdown_procedure' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_ul_all_sizes' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_ul_data_toolong_fills_padding' time='MASKED'/>
@@ -32,6 +54,9 @@
<testcase classname='PCU_Tests' name='TC_imm_ass_dl_block_retrans' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_dl_flow_more_blocks' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_ul_flow_multiple_llc_blocks' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_no_ack_retrans_imm_ass' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_llc_sapi_priority' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_bsn_wraparound_gprs' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_paging_cs_from_bts' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_paging_cs_from_sgsn_sign_ptmsi' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_paging_cs_from_sgsn_sign' time='MASKED'/>
@@ -39,8 +64,17 @@
<testcase classname='PCU_Tests' name='TC_paging_ps_from_sgsn_sign_ptmsi' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_paging_ps_from_sgsn_sign' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_paging_ps_from_sgsn_ptp' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_paging_pch_timeout' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_paging_cs_multi_ms_imsi_tmsi' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_paging_cs_multi_ms_imsi' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_paging_cs_multi_ms_tmsi' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_bssgp_dl_unitdata_with_valid_imsi' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_bssgp_dl_unitdata_with_invalid_imsi' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_gprs_data_no_llc_ui_dummy' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_egprs_data_no_llc_ui_dummy' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_finished_pkt_dl_ass_pch' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_1phase_while_dl_ass_pch' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_2phase_while_dl_ass_pch' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_egprs_pkt_chan_req_signalling' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_egprs_pkt_chan_req_one_phase' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_egprs_pkt_chan_req_two_phase' time='MASKED'/>
@@ -48,6 +82,59 @@
<testcase classname='PCU_Tests' name='TC_egprs_pkt_chan_req_reject_emergency' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_egprs_pkt_chan_req_reject_exhaustion' time='MASKED'/>
<testcase classname='PCU_Tests' name='TC_mo_ping_pong_with_ul_racap_egprs_only' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_fh_imm_ass_ul_egprs' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_fh_imm_ass_ul' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_fh_imm_ass_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_fh_pkt_ass_ul' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_fh_pkt_ass_dl' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_multitrx_multims_alloc' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_dl_multislot_tbf_ms_class_from_sgsn' time='MASKED'>
+ <failure type='fail-verdict'>Expected 8 PDCH slots allocated but got 4
+ PCU_Tests.ttcn:MASKED PCU_Tests control part
+ PCU_Tests.ttcn:MASKED TC_dl_multislot_tbf_ms_class_from_sgsn testcase
+ </failure>
+ </testcase>
+ <testcase classname='PCU_Tests' name='TC_dl_multislot_tbf_ms_class_unknown' time='MASKED'>
+ <failure type='fail-verdict'>Expected 1 PDCH slots allocated but got 4
+ PCU_Tests.ttcn:MASKED PCU_Tests control part
+ PCU_Tests.ttcn:MASKED TC_dl_multislot_tbf_ms_class_unknown testcase
+ </failure>
+ </testcase>
+ <testcase classname='PCU_Tests' name='TC_dl_multislot_tbf_ms_class_from_2phase' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_multislot_tbf_ms_class_from_2phase' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_reestablish_with_pkt_resource_req' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_reestablish_with_pkt_resource_req_t3168' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_reestablish_with_pkt_dl_ack_nack' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ul_tbf_reestablish_with_pkt_dl_ack_nack_egprs' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_multiplex_dl_gprs_egprs' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pcuif_info_ind_subsequent' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success_utran' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success_eutran' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success_no_ctrl_ack' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success_twice' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_success_twice_nocache' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_rac_ci_resolve_timeout' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_si_resolve_timeout' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_dup' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_dup2' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_dup3' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_dup4' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_dup5' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_twice' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_twice2' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_twice3' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_twice4' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_twice5' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_nacc_outbound_pkt_cell_chg_notif_unassigned_dl_tbf' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_rim_ran_info_req_single_rep' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_rim_ran_info_req_single_rep_eutran' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_rim_ran_info_req_single_rep_no_si' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_pdch_energy_saving' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_stat_pdch_avail_occ' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_stat_pdch_avail_occ_ms_not_known_gprs' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_stat_pdch_avail_occ_ms_not_known_egprs' time='MASKED'/>
+ <testcase classname='PCU_Tests' name='TC_ratectr_all_available_allocated' time='MASKED'/>
<testcase classname='PCU_Tests_NS' name='TC_ns_reset' time='MASKED'/>
<testcase classname='PCU_Tests_NS' name='TC_ns_reset_retrans' time='MASKED'/>
<testcase classname='PCU_Tests_NS' name='TC_ns_alive' time='MASKED'/>
diff --git a/pcu/gen_links.sh b/pcu/gen_links.sh
index a33cb276..146f5385 100755
--- a/pcu/gen_links.sh
+++ b/pcu/gen_links.sh
@@ -49,12 +49,15 @@ FILES="TELNETasp_PT.cc TELNETasp_PT.hh TELNETasp_PortType.ttcn"
gen_links $DIR $FILES
DIR=../library
-FILES="Misc_Helpers.ttcn General_Types.ttcn Osmocom_VTY_Functions.ttcn Native_Functions.ttcn Native_FunctionDefs.cc GSM_Types.ttcn GSM_RR_Types.ttcn Osmocom_Types.ttcn RLCMAC_Templates.ttcn RLCMAC_Types.ttcn RLCMAC_CSN1_Templates.ttcn RLCMAC_CSN1_Types.ttcn RLCMAC_EncDec.cc "
-FILES+="StatsD_Types.ttcn StatsD_CodecPort.ttcn StatsD_CodecPort_CtrlFunct.ttcn StatsD_CodecPort_CtrlFunctdef.cc StatsD_Checker.ttcn "
-FILES+="NS_Provider_IPL4.ttcn NS_Emulation.ttcnpp NS_CodecPort.ttcn NS_CodecPort_CtrlFunct.ttcn NS_CodecPort_CtrlFunctDef.cc "
+FILES="Misc_Helpers.ttcn General_Types.ttcn Osmocom_VTY_Functions.ttcn Native_Functions.ttcn Native_FunctionDefs.cc GSM_Types.ttcn GSM_RR_Types.ttcn GSM_RestOctets.ttcn Osmocom_Types.ttcn RLCMAC_Templates.ttcn RLCMAC_Types.ttcn RLCMAC_CSN1_Templates.ttcn RLCMAC_CSN1_Types.ttcn RLCMAC_EncDec.cc "
+FILES+="StatsD_Types.ttcn StatsD_CodecPort.ttcn StatsD_CodecPort_CtrlFunct.ttcn StatsD_CodecPort_CtrlFunctdef.cc StatsD_Checker.ttcnpp "
+FILES+="RAW_NS.ttcnpp NS_Provider_IPL4.ttcn NS_Emulation.ttcnpp "
FILES+="BSSGP_Emulation.ttcnpp Osmocom_Gb_Types.ttcn "
FILES+="LLC_Templates.ttcn L3_Templates.ttcn L3_Common.ttcn "
-FILES+="PCUIF_Types.ttcn PCUIF_CodecPort.ttcn RAW_NS.ttcn "
+FILES+="PCUIF_Types.ttcn PCUIF_CodecPort.ttcn RAW_NS.ttcnpp "
+# IPA_Emulation + dependencies
+FILES+="IPA_Types.ttcn IPA_Emulation.ttcnpp IPA_CodecPort.ttcn IPA_CodecPort_CtrlFunct.ttcn IPA_CodecPort_CtrlFunctDef.cc "
+FILES+="Osmocom_CTRL_Types.ttcn Osmocom_CTRL_Functions.ttcn Osmocom_CTRL_Adapter.ttcn "
gen_links $DIR $FILES
ignore_pp_results
diff --git a/pcu/osmo-pcu-sns.cfg b/pcu/osmo-pcu-sns.cfg
index c2cd58ac..cfe4ccfe 100644
--- a/pcu/osmo-pcu-sns.cfg
+++ b/pcu/osmo-pcu-sns.cfg
@@ -1,8 +1,10 @@
log gsmtap 127.0.0.1
logging level set-all debug
+ logging filter all 1
log stderr
logging filter all 1
+ logging color 1
logging print level 1
logging print category 1
logging print category-hex 0
@@ -21,3 +23,5 @@ pcu
gamma 0
pcu-socket /tmp/pcu_bts
gb-dialect ip-sns
+ns
+ timer tns-test 10
diff --git a/pcu/osmo-pcu.cfg b/pcu/osmo-pcu.cfg
index 12dc577e..68ea521b 100644
--- a/pcu/osmo-pcu.cfg
+++ b/pcu/osmo-pcu.cfg
@@ -1,8 +1,10 @@
log gsmtap 127.0.0.1
logging level set-all debug
+ logging filter all 1
log stderr
logging filter all 1
+ logging color 1
logging print level 1
logging print category 1
logging print category-hex 0
@@ -27,6 +29,9 @@ pcu
flow-control-interval 10
cs 2
alloc-algorithm dynamic
- alpha 0
gamma 0
pcu-socket /tmp/pcu_bts
+! By default, use the PCUIF for neighbor resolution
+! neighbor resolution 127.0.0.1
+ gsmtap-remote-host 127.0.0.1
+ gsmtap-category enable-all
diff --git a/pcu/regen_makefile.sh b/pcu/regen_makefile.sh
index dc9b6728..9cb15546 100755
--- a/pcu/regen_makefile.sh
+++ b/pcu/regen_makefile.sh
@@ -1,7 +1,28 @@
#!/bin/sh
-FILES="*.ttcn *.ttcnpp BSSGP_EncDec.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc NS_CodecPort_CtrlFunctDef.cc UD_PT.cc RLCMAC_EncDec.cc LLC_EncDec.cc TELNETasp_PT.cc Native_FunctionDefs.cc StatsD_CodecPort_CtrlFunctdef.cc"
+NAME=PCU_Tests
-export CPPFLAGS_TTCN3="-DBSSGP_EM_L3"
+FILES="
+ *.ttcn
+ *.ttcnpp
+ BSSGP_EncDec.cc
+ IPA_CodecPort_CtrlFunctDef.cc
+ IPL4asp_PT.cc
+ IPL4asp_discovery.cc
+ LLC_EncDec.cc
+ Native_FunctionDefs.cc
+ RLCMAC_EncDec.cc
+ StatsD_CodecPort_CtrlFunctdef.cc
+ TCCConversion.cc
+ TCCInterface.cc
+ TELNETasp_PT.cc
+ UD_PT.cc
+"
-../regen-makefile.sh PCU_Tests.ttcn $FILES
+export CPPFLAGS_TTCN3="
+ -DBSSGP_EM_L3
+ -DIPA_EMULATION_CTRL
+ -DSTATSD_HAVE_VTY
+"
+
+../regen-makefile.sh -e $NAME $FILES
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-27 16:57:23 +0000