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-rw-r--r--tests/tbf/TbfTest.cpp145
-rw-r--r--tests/tbf/TbfTest.err6
2 files changed, 95 insertions, 56 deletions
diff --git a/tests/tbf/TbfTest.cpp b/tests/tbf/TbfTest.cpp
index 865081bd..f3b749fe 100644
--- a/tests/tbf/TbfTest.cpp
+++ b/tests/tbf/TbfTest.cpp
@@ -188,14 +188,25 @@ static gprs_rlcmac_dl_tbf *create_dl_tbf(BTS *the_bts, uint8_t ms_class,
return dl_tbf;
}
+static unsigned fn2bn(unsigned fn)
+{
+ return (fn % 52) / 4;
+}
+
+static unsigned fn_add_blocks(unsigned fn, unsigned blocks)
+{
+ unsigned bn = fn2bn(fn) + blocks;
+ fn = fn - (fn % 52);
+ fn += bn * 4 + bn / 3;
+ return fn % 2715648;
+}
+
static void send_rlc_block(struct gprs_rlcmac_bts *bts,
uint8_t trx_no, uint8_t ts_no, uint16_t arfcn,
uint32_t *fn, uint8_t *block_nr)
{
gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, 0, *fn, *block_nr);
- *fn += 4;
- if ((*fn % 13) == 12)
- *fn += 1;
+ *fn = fn_add_blocks(*fn, 1);
*block_nr += 1;
}
@@ -515,64 +526,52 @@ static void test_tbf_dl_llc_loss()
gprs_bssgp_destroy();
}
-static void test_tbf_single_phase()
+static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(BTS *the_bts,
+ uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta)
{
- BTS the_bts;
GprsMs *ms;
- int ts_no = 7;
- uint32_t fn = 2654167; /* 17,25,9 */
- uint16_t qta = 31;
- uint8_t trx_no = 0;
int tfi = 0;
gprs_rlcmac_ul_tbf *ul_tbf;
+ uint8_t trx_no = 0;
struct gprs_rlcmac_pdch *pdch;
struct pcu_l1_meas meas;
- printf("=== start %s ===\n", __func__);
+ tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1);
- setup_bts(&the_bts, ts_no);
- tfi = the_bts.tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1);
-
- the_bts.rcv_rach(0x03, fn, qta);
+ the_bts->rcv_rach(0x03, *fn, qta);
- ul_tbf = the_bts.ul_tbf_by_tfi(tfi, trx_no, ts_no);
+ ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no);
OSMO_ASSERT(ul_tbf != NULL);
- fprintf(stderr, "Got '%s', TA=%d\n",
- ul_tbf->name(), ul_tbf->ta());
-
OSMO_ASSERT(ul_tbf->ta() == qta / 4);
uint8_t data_msg[23] = {
0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */
uint8_t(1 | (tfi << 2)),
uint8_t(1), /* BSN:7, E:1 */
- 0xf1, 0x22, 0x33, 0x44, /* TLLI */
+ uint8_t(tlli >> 24), uint8_t(tlli >> 16),
+ uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */
};
- pdch = &the_bts.bts_data()->trx[trx_no].pdch[ts_no];
- pdch->rcv_block(&data_msg[0], sizeof(data_msg), fn, &meas);
+ pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no];
+ pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas);
- ms = the_bts.ms_by_tlli(0xf1223344);
+ ms = the_bts->ms_by_tlli(tlli);
OSMO_ASSERT(ms != NULL);
- fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta());
- OSMO_ASSERT(ms->ta() == qta/4);
- printf("=== end %s ===\n", __func__);
+ return ul_tbf;
}
-static void test_tbf_two_phase()
+static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(BTS *the_bts,
+ uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta,
+ uint8_t ms_class)
{
- BTS the_bts;
GprsMs *ms;
- int ts_no = 7;
- uint32_t rach_fn = 2654167; /* 17,25,9 */
- uint32_t rts_fn = 2654218;
- uint8_t rts_bn = 8;
- uint16_t qta = 31;
+ uint32_t rach_fn = *fn - 51;
+ uint32_t sba_fn = *fn + 52;
+ uint8_t rts_bn = fn2bn(*fn);
uint8_t trx_no = 0;
int tfi = 0;
- const uint32_t tlli = 0xf1223344;
gprs_rlcmac_ul_tbf *ul_tbf;
struct gprs_rlcmac_pdch *pdch;
gprs_rlcmac_bts *bts;
@@ -583,19 +582,16 @@ static void test_tbf_two_phase()
struct pcu_l1_meas meas;
meas.set_rssi(31);
- printf("=== start %s ===\n", __func__);
-
- setup_bts(&the_bts, ts_no, 4);
- bts = the_bts.bts_data();
+ bts = the_bts->bts_data();
/* needed to set last_rts_fn in the PDCH object */
- send_rlc_block(bts, trx_no, ts_no, 0, &rts_fn, &rts_bn);
+ send_rlc_block(bts, trx_no, ts_no, 0, fn, &rts_bn);
/* simulate RACH, this sends an Immediate Assignment Uplink on the AGCH */
- the_bts.rcv_rach(0x73, rach_fn, qta);
+ the_bts->rcv_rach(0x73, rach_fn, qta);
/* get next free TFI */
- tfi = the_bts.tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1);
+ tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1);
/* fake a resource request */
rlc_block = bitvec_alloc(23);
@@ -610,22 +606,18 @@ static void test_tbf_two_phase()
OSMO_ASSERT(size_t(num_bytes) < sizeof(buf));
bitvec_free(rlc_block);
- pdch = &the_bts.bts_data()->trx[trx_no].pdch[ts_no];
- pdch->rcv_block(&buf[0], num_bytes, 2654270, &meas);
+ pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no];
+ pdch->rcv_block(&buf[0], num_bytes, sba_fn, &meas);
/* check the TBF */
- ul_tbf = the_bts.ul_tbf_by_tfi(tfi, trx_no, ts_no);
+ ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no);
OSMO_ASSERT(ul_tbf != NULL);
-
- fprintf(stderr, "Got '%s', TA=%d, CS=%d\n",
- ul_tbf->name(), ul_tbf->ta(), ul_tbf->current_cs());
-
OSMO_ASSERT(ul_tbf->ta() == qta / 4);
/* send packet uplink assignment */
- rts_fn += 52;
- rts_bn += 12;
- send_rlc_block(bts, trx_no, ts_no, 0, &rts_fn, &rts_bn);
+ *fn = sba_fn;
+ rts_bn = fn2bn(*fn);
+ send_rlc_block(bts, trx_no, ts_no, 0, fn, &rts_bn);
/* send fake data */
uint8_t data_msg[23] = {
@@ -634,12 +626,59 @@ static void test_tbf_two_phase()
uint8_t(1), /* BSN:7, E:1 */
};
- pdch->rcv_block(&data_msg[0], sizeof(data_msg), rts_fn, &meas);
+ pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas);
- ms = the_bts.ms_by_tlli(0xf1223344);
+ ms = the_bts->ms_by_tlli(tlli);
OSMO_ASSERT(ms != NULL);
- fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta());
OSMO_ASSERT(ms->ta() == qta/4);
+ OSMO_ASSERT(ms->ul_tbf() == ul_tbf);
+
+ return ul_tbf;
+}
+
+static void test_tbf_single_phase()
+{
+ BTS the_bts;
+ int ts_no = 7;
+ uint32_t fn = 2654167; /* 17,25,9 */
+ uint32_t tlli = 0xf1223344;
+ uint16_t qta = 31;
+ gprs_rlcmac_ul_tbf *ul_tbf;
+ GprsMs *ms;
+
+ printf("=== start %s ===\n", __func__);
+
+ setup_bts(&the_bts, ts_no);
+
+ ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli, &fn, qta);
+
+ ms = ul_tbf->ms();
+ fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta());
+ fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta());
+
+ printf("=== end %s ===\n", __func__);
+}
+
+static void test_tbf_two_phase()
+{
+ BTS the_bts;
+ int ts_no = 7;
+ uint32_t fn = 2654218;
+ uint16_t qta = 31;
+ uint32_t tlli = 0xf1223344;
+ uint8_t ms_class = 1;
+ gprs_rlcmac_ul_tbf *ul_tbf;
+ GprsMs *ms;
+
+ printf("=== start %s ===\n", __func__);
+
+ setup_bts(&the_bts, ts_no, 4);
+
+ ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, ms_class);
+
+ ms = ul_tbf->ms();
+ fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta());
+ fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta());
printf("=== end %s ===\n", __func__);
}
diff --git a/tests/tbf/TbfTest.err b/tests/tbf/TbfTest.err
index 57fd22dc..c34d6a03 100644
--- a/tests/tbf/TbfTest.err
+++ b/tests/tbf/TbfTest.err
@@ -1388,7 +1388,6 @@ TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=FLOW) [UPLINK] START
TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=FLOW) RX: [PCU <- BTS] RACH qbit-ta=31 ra=0x03, Fn=2654167 (17,25,9)
TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=FLOW) TX: START Immediate Assignment Uplink (AGCH)
Sending data request: trx=0 ts=0 sapi=2 arfcn=0 fn=0 block=0 data=2d 06 3f 10 0f 00 00 03 8b 29 07 00 c8 00 10 0b 2b 2b 2b 2b 2b 2b 2b
-Got 'TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=FLOW)', TA=7
UL DATA TFI=0 received (V(Q)=0 .. V(R)=0)
Modifying MS object, UL TLLI: 0x00000000 -> 0xf1223344, not yet confirmed
Decoded premier TLLI=0xf1223344 of UL DATA TFI=0.
@@ -1408,6 +1407,7 @@ No bctx
TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=FLOW) changes state from FLOW to FINISHED
- Scheduling Ack/Nack, because TLLI is included.
- Scheduling Ack/Nack, because last block has CV==0.
+Got 'TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=FINISHED)', TA=7
Got MS: TLLI = 0xf1223344, TA = 7
Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654218 block=8 data=47 94 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b
MS requests UL TBF on RACH, so we provide one:
@@ -1442,12 +1442,11 @@ TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=ASSIGN) starting timer 3169.
Modifying MS object, UL TLLI: 0x00000000 -> 0xf1223344, not yet confirmed
Modifying MS object, TLLI = 0xf1223344, TA 0 -> 7
Change control TS to 7 until assinment is complete.
-Got 'TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN)', TA=7, CS=4
TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN)s start Packet Uplink Assignment (PACCH)
+++++++++++++++++++++++++ TX : Packet Uplink Assignment +++++++++++++++++++++++++
------------------------- TX : Packet Uplink Assignment -------------------------
Scheduling control message at RTS for TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN) (TRX=0, TS=7)
-Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654275 block=21 data=4f 28 5e 24 46 68 8f 1d 00 00 88 00 08 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b
+Sending data request: trx=0 ts=7 sapi=5 arfcn=0 fn=2654270 block=8 data=4f 28 5e 24 46 68 8f 1d 00 00 88 00 08 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b
UL DATA TFI=0 received (V(Q)=0 .. V(R)=0)
TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN) restarting timer 3169 while old timer 3169 pending
- BSN 0 storing in window (0..63)
@@ -1459,4 +1458,5 @@ TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN) restarting timer 3169 while old t
TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN) complete UL frame that fits precisely in last block: len=20
LLC [PCU -> SGSN] TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN) len=20
No bctx
+Got 'TBF(TFI=0 TLLI=0xf1223344 DIR=UL STATE=ASSIGN)', TA=7
Got MS: TLLI = 0xf1223344, TA = 7
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 20:04:30 +0000