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Diffstat (limited to 'src/pcu_l1_if.cpp')
-rw-r--r--src/pcu_l1_if.cpp88
1 files changed, 79 insertions, 9 deletions
diff --git a/src/pcu_l1_if.cpp b/src/pcu_l1_if.cpp
index 3ebe90ba..a4ab1d45 100644
--- a/src/pcu_l1_if.cpp
+++ b/src/pcu_l1_if.cpp
@@ -37,6 +37,15 @@ extern "C" {
#include <gprs_bssgp_pcu.h>
#include <pcuif_proto.h>
+// FIXME: move this, when changed from c++ to c.
+extern "C" {
+void *l1if_open_pdch(void *priv, uint32_t hlayer1);
+int l1if_close_pdch(void *obj);
+int l1if_connect_pdch(void *obj, uint8_t ts);
+int l1if_pdch_req(void *obj, uint8_t ts, int is_ptcch, uint32_t fn,
+ uint16_t arfcn, uint8_t block_nr, uint8_t *data, uint8_t len);
+}
+
extern void *tall_pcu_ctx;
// Variable for storage current FN.
@@ -126,16 +135,32 @@ static int pcu_tx_data_req(uint8_t trx, uint8_t ts, uint8_t sapi,
void pcu_l1if_tx_pdtch(msgb *msg, uint8_t trx, uint8_t ts, uint16_t arfcn,
uint32_t fn, uint8_t block_nr)
{
- pcu_tx_data_req(trx, ts, PCU_IF_SAPI_PDTCH, arfcn, fn, block_nr,
- msg->data, msg->len);
+#ifdef ENABLE_SYSMODSP
+ struct gprs_rlcmac_bts *bts = gprs_rlcmac_bts;
+
+ if (bts->trx[trx].fl1h)
+ l1if_pdch_req(bts->trx[trx].fl1h, ts, 0, fn, arfcn, block_nr,
+ msg->data, msg->len);
+ else
+#endif
+ pcu_tx_data_req(trx, ts, PCU_IF_SAPI_PDTCH, arfcn, fn, block_nr,
+ msg->data, msg->len);
msgb_free(msg);
}
void pcu_l1if_tx_ptcch(msgb *msg, uint8_t trx, uint8_t ts, uint16_t arfcn,
uint32_t fn, uint8_t block_nr)
{
- pcu_tx_data_req(trx, ts, PCU_IF_SAPI_PTCCH, arfcn, fn, block_nr,
- msg->data, msg->len);
+#ifdef ENABLE_SYSMODSP
+ struct gprs_rlcmac_bts *bts = gprs_rlcmac_bts;
+
+ if (bts->trx[trx].fl1h)
+ l1if_pdch_req(bts->trx[trx].fl1h, ts, 1, fn, arfcn, block_nr,
+ msg->data, msg->len);
+ else
+#endif
+ pcu_tx_data_req(trx, ts, PCU_IF_SAPI_PTCCH, arfcn, fn, block_nr,
+ msg->data, msg->len);
msgb_free(msg);
}
@@ -166,11 +191,18 @@ void pcu_l1if_tx_pch(bitvec * block, int plen, char *imsi)
pcu_tx_data_req(0, 0, PCU_IF_SAPI_PCH, 0, 0, 0, data, 23+3);
}
+// FIXME: remove this, when changed from c++ to c.
static void pcu_l1if_tx_bcch(uint8_t *data, int len)
{
pcu_tx_data_req(0, 0, PCU_IF_SAPI_BCCH, 0, 0, 0, data, len);
}
+extern "C" int pcu_rx_data_ind_pdtch(uint8_t trx, uint8_t ts, uint8_t *data,
+ uint8_t len, uint32_t fn)
+{
+ return gprs_rlcmac_rcv_block(trx, ts, data, len, fn);
+}
+
static int pcu_rx_data_ind(struct gsm_pcu_if_data *data_ind)
{
int rc = 0;
@@ -182,7 +214,7 @@ static int pcu_rx_data_ind(struct gsm_pcu_if_data *data_ind)
switch (data_ind->sapi) {
case PCU_IF_SAPI_PDTCH:
- rc = gprs_rlcmac_rcv_block(data_ind->trx_nr, data_ind->ts_nr,
+ rc = pcu_rx_data_ind_pdtch(data_ind->trx_nr, data_ind->ts_nr,
data_ind->data, data_ind->len, data_ind->fn);
break;
default:
@@ -216,6 +248,13 @@ static int pcu_rx_data_cnf(struct gsm_pcu_if_data *data_cnf)
return rc;
}
+// FIXME: remove this, when changed from c++ to c.
+extern "C" int pcu_rx_rts_req_pdtch(uint8_t trx, uint8_t ts, uint16_t arfcn,
+ uint32_t fn, uint8_t block_nr)
+{
+ return gprs_rlcmac_rcv_rts_block(trx, ts, arfcn, fn, block_nr);
+}
+
static int pcu_rx_rts_req(struct gsm_pcu_if_rts_req *rts_req)
{
int rc = 0;
@@ -226,7 +265,7 @@ static int pcu_rx_rts_req(struct gsm_pcu_if_rts_req *rts_req)
switch (rts_req->sapi) {
case PCU_IF_SAPI_PDTCH:
- gprs_rlcmac_rcv_rts_block(rts_req->trx_nr, rts_req->ts_nr,
+ pcu_rx_rts_req_pdtch(rts_req->trx_nr, rts_req->ts_nr,
rts_req->arfcn, rts_req->fn, rts_req->block_nr);
break;
case PCU_IF_SAPI_PTCCH:
@@ -337,6 +376,7 @@ bssgp_failed:
LOGP(DL1IF, LOGL_DEBUG, " lac=%d\n", info_ind->lac);
LOGP(DL1IF, LOGL_DEBUG, " rac=%d\n", info_ind->rac);
LOGP(DL1IF, LOGL_DEBUG, " cell_id=%d\n", ntohs(info_ind->cell_id));
+ LOGP(DL1IF, LOGL_DEBUG, " bsic=%d\n", info_ind->bsic);
LOGP(DL1IF, LOGL_DEBUG, " nsei=%d\n", info_ind->nsei);
LOGP(DL1IF, LOGL_DEBUG, " nse_timer=%d %d %d %d %d %d %d\n",
info_ind->nse_timer[0], info_ind->nse_timer[1],
@@ -365,6 +405,7 @@ bssgp_failed:
LOGP(DL1IF, LOGL_DEBUG, " cv_countdown=%d\n", info_ind->cv_countdown);
LOGP(DL1IF, LOGL_DEBUG, " dl_tbf_ext=%d\n", info_ind->dl_tbf_ext);
LOGP(DL1IF, LOGL_DEBUG, " ul_tbf_ext=%d\n", info_ind->ul_tbf_ext);
+ bts->bsic = info_ind->bsic;
for (i = 0; i < 4; i++) {
if ((info_ind->flags & (PCU_IF_FLAG_CS1 << i)))
LOGP(DL1IF, LOGL_DEBUG, " Use CS%d\n", i+1);
@@ -415,11 +456,40 @@ bssgp_failed:
for (trx = 0; trx < 8; trx++) {
bts->trx[trx].arfcn = info_ind->trx[trx].arfcn;
+ if ((info_ind->flags & PCU_IF_FLAG_SYSMO)
+ && info_ind->trx[trx].hlayer1) {
+#ifdef ENABLE_SYSMODSP
+ LOGP(DL1IF, LOGL_DEBUG, " TRX %d hlayer1=%x\n", trx,
+ info_ind->trx[trx].hlayer1);
+ if (!bts->trx[trx].fl1h)
+ bts->trx[trx].fl1h = l1if_open_pdch(
+ (void *)trx,
+ info_ind->trx[trx].hlayer1);
+ if (!bts->trx[trx].fl1h) {
+ LOGP(DL1IF, LOGL_FATAL, "Failed to open direct "
+ "DSP access for PDCH.\n");
+ exit(0);
+ }
+#else
+ LOGP(DL1IF, LOGL_FATAL, "Compiled without direct DSP "
+ "access for PDCH, but enabled at "
+ "BTS. Please deactivate it!\n");
+ exit(0);
+#endif
+#warning close TBD
+ }
+
for (ts = 0; ts < 8; ts++) {
pdch = &bts->trx[trx].pdch[ts];
if ((info_ind->trx[trx].pdch_mask & (1 << ts))) {
/* FIXME: activate dynamically at RLCMAC */
if (!pdch->enable) {
+#ifdef ENABLE_SYSMODSP
+ if ((info_ind->flags &
+ PCU_IF_FLAG_SYSMO))
+ l1if_connect_pdch(
+ bts->trx[trx].fl1h, ts);
+#endif
pcu_tx_act_req(trx, ts, 1);
INIT_LLIST_HEAD(&pdch->paging_list);
pdch->enable = 1;
@@ -449,9 +519,9 @@ static int pcu_rx_time_ind(struct gsm_pcu_if_time_ind *time_ind)
/* omit frame numbers not starting at a MAC block */
if (fn13 != 0 && fn13 != 4 && fn13 != 8)
return 0;
-
- LOGP(DL1IF, LOGL_DEBUG, "Time indication received: %d\n",
- time_ind->fn % 52);
+#warning uncomment
+// LOGP(DL1IF, LOGL_DEBUG, "Time indication received: %d\n",
+// time_ind->fn % 52);
set_current_fn(time_ind->fn);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-13 00:04:09 +0000