diff options
Diffstat (limited to 'openbsc/src/e1_config.c')
| -rw-r--r-- | openbsc/src/e1_config.c | 61 |
1 files changed, 39 insertions, 22 deletions
diff --git a/openbsc/src/e1_config.c b/openbsc/src/e1_config.c index addc9fe50..d7b42686f 100644 --- a/openbsc/src/e1_config.c +++ b/openbsc/src/e1_config.c @@ -25,18 +25,35 @@ int e1_config(struct gsm_bts *bts, int cardnr, int release_l2) struct e1inp_ts *sign_ts; struct e1inp_sign_link *oml_link, *rsl_link; struct gsm_bts_trx *trx = bts->c0; + int base_ts; + + switch (bts->nr) { + case 0: + /* First BTS uses E1 TS 01,02,03,04,05 */ + base_ts = 1 - 1; + break; + case 1: + /* Second BTS uses E1 TS 11,12,13,14,15 */ + base_ts = 11 - 1; + break; + case 2: + /* Third BTS uses E1 TS 21,22,23,24,25 */ + base_ts = 21 - 1; + default: + return -EINVAL; + } line = talloc_zero(tall_bsc_ctx, struct e1inp_line); if (!line) return -ENOMEM; /* create E1 timeslots for signalling and TRAU frames */ - e1inp_ts_config(&line->ts[1-1], line, E1INP_TS_TYPE_SIGN); - e1inp_ts_config(&line->ts[2-1], line, E1INP_TS_TYPE_TRAU); - e1inp_ts_config(&line->ts[3-1], line, E1INP_TS_TYPE_TRAU); + e1inp_ts_config(&line->ts[base_ts+1-1], line, E1INP_TS_TYPE_SIGN); + e1inp_ts_config(&line->ts[base_ts+2-1], line, E1INP_TS_TYPE_TRAU); + e1inp_ts_config(&line->ts[base_ts+3-1], line, E1INP_TS_TYPE_TRAU); /* create signalling links for TS1 */ - sign_ts = &line->ts[1-1]; + sign_ts = &line->ts[base_ts+1-1]; oml_link = e1inp_sign_link_create(sign_ts, E1INP_SIGN_OML, trx, TEI_OML, SAPI_OML); rsl_link = e1inp_sign_link_create(sign_ts, E1INP_SIGN_RSL, @@ -47,40 +64,40 @@ int e1_config(struct gsm_bts *bts, int cardnr, int release_l2) trx->rsl_link = rsl_link; /* enable subchannel demuxer on TS2 */ - subch_demux_activate(&line->ts[2-1].trau.demux, 1); - subch_demux_activate(&line->ts[2-1].trau.demux, 2); - subch_demux_activate(&line->ts[2-1].trau.demux, 3); + subch_demux_activate(&line->ts[base_ts+2-1].trau.demux, 1); + subch_demux_activate(&line->ts[base_ts+2-1].trau.demux, 2); + subch_demux_activate(&line->ts[base_ts+2-1].trau.demux, 3); /* enable subchannel demuxer on TS3 */ - subch_demux_activate(&line->ts[3-1].trau.demux, 0); - subch_demux_activate(&line->ts[3-1].trau.demux, 1); - subch_demux_activate(&line->ts[3-1].trau.demux, 2); - subch_demux_activate(&line->ts[3-1].trau.demux, 3); + subch_demux_activate(&line->ts[base_ts+3-1].trau.demux, 0); + subch_demux_activate(&line->ts[base_ts+3-1].trau.demux, 1); + subch_demux_activate(&line->ts[base_ts+3-1].trau.demux, 2); + subch_demux_activate(&line->ts[base_ts+3-1].trau.demux, 3); trx = gsm_bts_trx_num(bts, 1); if (trx) { /* create E1 timeslots for TRAU frames of TRX1 */ - e1inp_ts_config(&line->ts[4-1], line, E1INP_TS_TYPE_TRAU); - e1inp_ts_config(&line->ts[5-1], line, E1INP_TS_TYPE_TRAU); + e1inp_ts_config(&line->ts[base_ts+4-1], line, E1INP_TS_TYPE_TRAU); + e1inp_ts_config(&line->ts[base_ts+5-1], line, E1INP_TS_TYPE_TRAU); /* create RSL signalling link for TRX1 */ - sign_ts = &line->ts[1-1]; + sign_ts = &line->ts[base_ts+1-1]; rsl_link = e1inp_sign_link_create(sign_ts, E1INP_SIGN_RSL, trx, TEI_RSL+1, SAPI_RSL); /* create back-links from trx */ trx->rsl_link = rsl_link; /* enable subchannel demuxer on TS2 */ - subch_demux_activate(&line->ts[4-1].trau.demux, 0); - subch_demux_activate(&line->ts[4-1].trau.demux, 1); - subch_demux_activate(&line->ts[4-1].trau.demux, 2); - subch_demux_activate(&line->ts[4-1].trau.demux, 3); + subch_demux_activate(&line->ts[base_ts+4-1].trau.demux, 0); + subch_demux_activate(&line->ts[base_ts+4-1].trau.demux, 1); + subch_demux_activate(&line->ts[base_ts+4-1].trau.demux, 2); + subch_demux_activate(&line->ts[base_ts+4-1].trau.demux, 3); /* enable subchannel demuxer on TS3 */ - subch_demux_activate(&line->ts[5-1].trau.demux, 0); - subch_demux_activate(&line->ts[5-1].trau.demux, 1); - subch_demux_activate(&line->ts[5-1].trau.demux, 2); - subch_demux_activate(&line->ts[5-1].trau.demux, 3); + subch_demux_activate(&line->ts[base_ts+5-1].trau.demux, 0); + subch_demux_activate(&line->ts[base_ts+5-1].trau.demux, 1); + subch_demux_activate(&line->ts[base_ts+5-1].trau.demux, 2); + subch_demux_activate(&line->ts[base_ts+5-1].trau.demux, 3); } return mi_setup(cardnr, line, release_l2); |