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Add SI2quater support to SI3

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Advertise SI2 quater presence and location (if available) using SI3
according to 3GPP TS 44.018 § 10.5.2.34
This commit is contained in:
Max
2016-04-15 16:04:44 +02:00
committed by Harald Welte
parent c9ac20ea43
commit f3f3505f49
4 changed files with 19 additions and 2 deletions
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3
openbsc/include/openbsc/rest_octets.h
View File

@@ -43,7 +43,8 @@ struct gsm48_si_ro_info {
present:1;
} scheduling;
struct gsm48_si3_gprs_ind gprs_ind;
/* SI 3 specific */
uint8_t si2quater_indicator;
/* SI 4 specific */
struct gsm48_lsa_params lsa_params;
uint16_t cell_id;

1
openbsc/src/libbsc/bsc_init.c
View File

@@ -140,6 +140,7 @@ int gsm_bts_trx_set_system_infos(struct gsm_bts_trx *trx)
gen_si[n_si++] = SYSINFO_TYPE_2;
gen_si[n_si++] = SYSINFO_TYPE_2bis;
gen_si[n_si++] = SYSINFO_TYPE_2ter;
gen_si[n_si++] = SYSINFO_TYPE_2quater;
gen_si[n_si++] = SYSINFO_TYPE_3;
gen_si[n_si++] = SYSINFO_TYPE_4;

9
openbsc/src/libbsc/rest_octets.c
View File

@@ -129,6 +129,15 @@ int rest_octets_si3(uint8_t *data, const struct gsm48_si_ro_info *si3)
/* GPRS Indicator */
append_gprs_ind(&bv, &si3->gprs_ind);
/* 3G Early Classmark Sending Restriction controlled by
* early_cm_ctrl above */
bitvec_set_bit(&bv, H);
if (si3->si2quater_indicator) {
bitvec_set_bit(&bv, H); /* indicator struct present */
bitvec_set_uint(&bv, 0, 1); /* message is sent on BCCH Norm */
}
bitvec_spare_padding(&bv, (bv.data_len*8)-1);
return bv.data_len;
}

8
openbsc/src/libbsc/system_information.c
View File

@@ -510,6 +510,7 @@ static struct gsm48_si_ro_info si_info = {
.ra_colour = 0,
.present = 1,
},
.si2quater_indicator = 0,
.lsa_params = {
.present = 0,
},
@@ -545,7 +546,12 @@ static int generate_si3(uint8_t *output, struct gsm_bts *bts)
} else {
si_info.si2ter_indicator = 0;
}
if ((bts->si_valid & (1 << SYSINFO_TYPE_2quater))) {
LOGP(DRR, LOGL_INFO, "SI 2quater is included.\n");
si_info.si2quater_indicator = 1;
} else {
si_info.si2quater_indicator = 0;
}
/* SI3 Rest Octets (10.5.2.34), containing
CBQ, CELL_RESELECT_OFFSET, TEMPORARY_OFFSET, PENALTY_TIME
Power Offset, 2ter Indicator, Early Classmark Sending,