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OM2000: Add channel combination specific DIEs for TS config request 

... and in order to do this reasonably well, we have to get rid of
the pre-computed message length field in the OML header.  Instead,
we now simply compute it at abis_om2k_sendmsg() time based on the
msgb_l2len().
This commit is contained in:
Harald Welte 2011-03-05 19:21:26 +01:00
parent 3ede723cb4
commit 1164dce679
1 changed files with 78 additions and 16 deletions
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94
openbsc/src/libbsc/abis_om2000.c
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@ -166,10 +166,15 @@ enum abis_om2k_msgtype {
enum abis_om2k_dei {
OM2K_DEI_BCC = 0x06,
OM2K_DEI_BS_AG_BKS_RES = 0x07,
OM2K_DEI_BSIC = 0x09,
OM2K_DEI_BA_PA_MFRMS = 0x0a,
OM2K_DEI_CBCH_INDICATOR = 0x0b,
OM2K_DEI_CCCH_OPTIONS = 0x0c,
OM2K_DEI_CAL_TIME = 0x0d,
OM2K_DEI_COMBINATION = 0x0f,
OM2K_DEI_CON_CONN_LIST = 0x10,
OM2K_DEI_DRX_DEV_MAX = 0x12,
OM2K_DEI_END_LIST_NR = 0x13,
OM2K_DEI_FILLING_MARKER = 0x1c,
OM2K_DEI_FN_OFFSET = 0x1d,
@ -177,29 +182,44 @@ enum abis_om2k_dei {
OM2K_DEI_FREQ_SPEC_RX = 0x1f,
OM2K_DEI_FREQ_SPEC_TX = 0x20,
OM2K_DEI_HSN = 0x21,
OM2K_DEI_ICM_INDICATOR = 0x22,
OM2K_DEI_IS_CONN_LIST = 0x27,
OM2K_DEI_LIST_NR = 0x28,
OM2K_DEI_MAIO = 0x2b,
OM2K_DEI_NY1 = 0x2d,
OM2K_DEI_OP_INFO = 0x2e,
OM2K_DEI_POWER = 0x2f,
OM2K_DEI_REASON_CODE = 0x32,
OM2K_DEI_RX_DIVERSITY = 0x33,
OM2K_DEI_RESULT_CODE = 0x35,
OM2K_DEI_T3105 = 0x38,
OM2K_DEI_TF_MODE = 0x3a,
OM2K_DEI_TS_NR = 0x3c,
OM2K_DEI_TSC = 0x3d,
OM2K_DEI_EXT_RANGE = 0x47,
OM2K_DEI_LSC = 0x79,
OM2K_DEI_LSC_FILT_TIME = 0x7a,
OM2K_DEI_CALL_SUPV_TIME = 0x7b,
OM2K_DEI_TTA = 0x87,
OM2K_DEI_NEGOT_REC1 = 0x90,
OM2K_DEI_NEGOT_REC2 = 0x91,
OM2K_DEI_ENCR_ALG = 0x92,
OM2K_DEI_INTERF_REJ_COMB = 0x94,
OM2K_DEI_FS_OFFSET = 0x98,
};
const struct tlv_definition om2k_att_tlvdef = {
.def = {
[OM2K_DEI_BCC] = { TLV_TYPE_TV },
[OM2K_DEI_BS_AG_BKS_RES] = { TLV_TYPE_TV },
[OM2K_DEI_BSIC] = { TLV_TYPE_TV },
[OM2K_DEI_BA_PA_MFRMS] = { TLV_TYPE_TV },
[OM2K_DEI_CBCH_INDICATOR] = { TLV_TYPE_TV },
[OM2K_DEI_CCCH_OPTIONS] = { TLV_TYPE_TV },
[OM2K_DEI_CAL_TIME] = { TLV_TYPE_FIXED, 6 },
[OM2K_DEI_COMBINATION] = { TLV_TYPE_TV },
[OM2K_DEI_CON_CONN_LIST] = { TLV_TYPE_TLV },
[OM2K_DEI_DRX_DEV_MAX] = { TLV_TYPE_TV },
[OM2K_DEI_END_LIST_NR] = { TLV_TYPE_TV },
[OM2K_DEI_FILLING_MARKER] = { TLV_TYPE_TV },
[OM2K_DEI_FN_OFFSET] = { TLV_TYPE_FIXED, 2 },
@ -207,19 +227,29 @@ const struct tlv_definition om2k_att_tlvdef = {
[OM2K_DEI_FREQ_SPEC_RX] = { TLV_TYPE_FIXED, 2 },
[OM2K_DEI_FREQ_SPEC_TX] = { TLV_TYPE_FIXED, 2 },
[OM2K_DEI_HSN] = { TLV_TYPE_TV },
[OM2K_DEI_ICM_INDICATOR] = { TLV_TYPE_TV },
[OM2K_DEI_IS_CONN_LIST] = { TLV_TYPE_TLV },
[OM2K_DEI_LIST_NR] = { TLV_TYPE_TV },
[OM2K_DEI_MAIO] = { TLV_TYPE_TV },
[OM2K_DEI_NY1] = { TLV_TYPE_TV },
[OM2K_DEI_OP_INFO] = { TLV_TYPE_TV },
[OM2K_DEI_POWER] = { TLV_TYPE_TV },
[OM2K_DEI_REASON_CODE] = { TLV_TYPE_TV },
[OM2K_DEI_RX_DIVERSITY] = { TLV_TYPE_TV },
[OM2K_DEI_RESULT_CODE] = { TLV_TYPE_TV },
[OM2K_DEI_T3105] = { TLV_TYPE_TV },
[OM2K_DEI_TF_MODE] = { TLV_TYPE_TV },
[OM2K_DEI_TS_NR] = { TLV_TYPE_TV },
[OM2K_DEI_TSC] = { TLV_TYPE_TV },
[OM2K_DEI_EXT_RANGE] = { TLV_TYPE_TV },
[OM2K_DEI_LSC] = { TLV_TYPE_TV },
[OM2K_DEI_LSC_FILT_TIME] = { TLV_TYPE_TV },
[OM2K_DEI_CALL_SUPV_TIME] = { TLV_TYPE_TV },
[OM2K_DEI_TTA] = { TLV_TYPE_TV },
[OM2K_DEI_NEGOT_REC1] = { TLV_TYPE_TLV },
[OM2K_DEI_NEGOT_REC2] = { TLV_TYPE_TLV },
[OM2K_DEI_ENCR_ALG] = { TLV_TYPE_TV },
[OM2K_DEI_INTERF_REJ_COMB] = { TLV_TYPE_TV },
[OM2K_DEI_FS_OFFSET] = { TLV_TYPE_FIXED, 5 },
},
};
@ -577,6 +607,9 @@ static int abis_om2k_sendmsg(struct gsm_bts *bts, struct msgb *msg)
msg->l2h = msg->data;
o2h = (struct abis_om2k_hdr *) msg->l2h;
/* Compute the length in the OML header */
o2h->om.length = 6 + msgb_l2len(msg)-sizeof(*o2h);
switch (o2h->mo.class) {
case OM2K_MO_CLS_TRXC:
case OM2K_MO_CLS_TX:
@ -602,12 +635,12 @@ static int abis_om2k_sendmsg(struct gsm_bts *bts, struct msgb *msg)
}
static void fill_om2k_hdr(struct abis_om2k_hdr *o2h, const struct abis_om2k_mo *mo,
uint16_t msg_type, uint8_t attr_len)
uint16_t msg_type)
{
o2h->om.mdisc = ABIS_OM_MDISC_FOM;
o2h->om.placement = ABIS_OM_PLACEMENT_ONLY;
o2h->om.sequence = 0;
o2h->om.length = 6 + attr_len;
/* We fill o2h->om.length later during om2k_sendmsg() */
o2h->msg_type = htons(msg_type);
memcpy(&o2h->mo, mo, sizeof(o2h->mo));
}
@ -625,7 +658,7 @@ static int abis_om2k_cal_time_resp(struct gsm_bts *bts)
struct tm *tm;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &om2k_mo_cf, OM2K_MSGT_CAL_TIME_RESP, 7);
fill_om2k_hdr(o2k, &om2k_mo_cf, OM2K_MSGT_CAL_TIME_RESP);
tm_t = time(NULL);
tm = localtime(&tm_t);
@ -648,7 +681,7 @@ static int abis_om2k_tx_simple(struct gsm_bts *bts, const struct abis_om2k_mo *m
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, mo, msg_type, 0);
fill_om2k_hdr(o2k, mo, msg_type);
DEBUGP(DNM, "Tx MO=%s %s\n", om2k_mo_name(mo),
get_value_string(om2k_msgcode_vals, msg_type));
@ -703,7 +736,7 @@ int abis_om2k_tx_op_info(struct gsm_bts *bts, const struct abis_om2k_mo *mo,
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, mo, OM2K_MSGT_OP_INFO, 2);
fill_om2k_hdr(o2k, mo, OM2K_MSGT_OP_INFO);
msgb_tv_put(msg, OM2K_DEI_OP_INFO, operational);
@ -720,8 +753,7 @@ int abis_om2k_tx_is_conf_req(struct gsm_bts *bts, struct om2k_is_conn_grp *cg,
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &om2k_mo_is, OM2K_MSGT_IS_CONF_REQ,
2 + 2 + TLV_GROSS_LEN(num_cg * sizeof(*cg)));
fill_om2k_hdr(o2k, &om2k_mo_is, OM2K_MSGT_IS_CONF_REQ);
msgb_tv_put(msg, OM2K_DEI_LIST_NR, 1);
msgb_tv_put(msg, OM2K_DEI_END_LIST_NR, 1);
@ -739,8 +771,7 @@ int abis_om2k_tx_con_conf_req(struct gsm_bts *bts, uint8_t *data,
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &om2k_mo_con, OM2K_MSGT_CON_CONF_REQ,
2 + 2 + TLV_GROSS_LEN(len));
fill_om2k_hdr(o2k, &om2k_mo_con, OM2K_MSGT_CON_CONF_REQ);
msgb_tv_put(msg, OM2K_DEI_LIST_NR, 1);
msgb_tv_put(msg, OM2K_DEI_END_LIST_NR, 1);
@ -779,7 +810,7 @@ int abis_om2k_tx_rx_conf_req(struct gsm_bts_trx *trx)
om2k_trx_to_mo(&mo, trx, OM2K_MO_CLS_RX);
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_RX_CONF_REQ, 3+2);
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_RX_CONF_REQ);
msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_RX, trx->arfcn);
msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x03); /* A+B */
@ -797,7 +828,7 @@ int abis_om2k_tx_tx_conf_req(struct gsm_bts_trx *trx)
om2k_trx_to_mo(&mo, trx, OM2K_MO_CLS_TX);
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_TX_CONF_REQ, 3+2+2+2);
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_TX_CONF_REQ);
msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_TX, trx->arfcn);
msgb_tv_put(msg, OM2K_DEI_POWER, trx->nominal_power-trx->max_power_red);
@ -823,8 +854,7 @@ int abis_om2k_tx_tf_conf_req(struct gsm_bts *bts)
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &om2k_mo_tf, OM2K_MSGT_TF_CONF_REQ,
2+1+sizeof(fs_offset_undef));
fill_om2k_hdr(o2k, &om2k_mo_tf, OM2K_MSGT_TF_CONF_REQ);
msgb_tv_put(msg, OM2K_DEI_TF_MODE, OM2K_TF_MODE_STANDALONE);
msgb_tv_fixed_put(msg, OM2K_DEI_FS_OFFSET,
@ -897,8 +927,7 @@ int abis_om2k_tx_ts_conf_req(struct gsm_bts_trx_ts *ts)
return freq_list_len;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_TS_CONF_REQ,
2+2+TLV_GROSS_LEN(freq_list_len)+2+2+2+2+3+2);
fill_om2k_hdr(o2k, &mo, OM2K_MSGT_TS_CONF_REQ);
msgb_tv_put(msg, OM2K_DEI_COMBINATION, pchan2comb(ts->pchan));
msgb_tv_put(msg, OM2K_DEI_TS_NR, ts->nr);
@ -910,6 +939,39 @@ int abis_om2k_tx_ts_conf_req(struct gsm_bts_trx_ts *ts)
msgb_tv16_put(msg, OM2K_DEI_FN_OFFSET, 0);
msgb_tv_put(msg, OM2K_DEI_EXT_RANGE, 0); /* Off */
/* Optional: Interference Rejection Combining */
msgb_tv_put(msg, OM2K_DEI_INTERF_REJ_COMB, 0x00);
switch (ts->pchan) {
case GSM_PCHAN_CCCH:
case GSM_PCHAN_CCCH_SDCCH4:
msgb_tv_put(msg, OM2K_DEI_BA_PA_MFRMS, 0x06);
msgb_tv_put(msg, OM2K_DEI_BS_AG_BKS_RES, 0x01);
msgb_tv_put(msg, OM2K_DEI_DRX_DEV_MAX, 0x05);
/* Repeat Paging/IMM.ASS: True, Allow Paging Type 3: Yes, Page for 5 seconds (default) */
msgb_tv_put(msg, OM2K_DEI_CCCH_OPTIONS, 0x01);
break;
case GSM_PCHAN_SDCCH8_SACCH8C:
msgb_tv_put(msg, OM2K_DEI_T3105, 0x04);
msgb_tv_put(msg, OM2K_DEI_NY1, 35);
msgb_tv_put(msg, OM2K_DEI_CBCH_INDICATOR, 0);
msgb_tv_put(msg, OM2K_DEI_TSC, ts->trx->bts->tsc);
/* Disable RF RESOURCE INDICATION on idle channels */
msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0);
break;
default:
msgb_tv_put(msg, OM2K_DEI_T3105, 0x04);
msgb_tv_put(msg, OM2K_DEI_NY1, 35);
msgb_tv_put(msg, OM2K_DEI_CBCH_INDICATOR, 0);
msgb_tv_put(msg, OM2K_DEI_TSC, ts->trx->bts->tsc);
/* Disable RF RESOURCE INDICATION on idle channels */
msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0);
msgb_tv_put(msg, OM2K_DEI_TTA, 10); /* Timer for Time Alignment */
msgb_tv_put(msg, OM2K_DEI_LSC, 1); /* enabled */
msgb_tv_put(msg, OM2K_DEI_LSC_FILT_TIME, 160); /* units of 100ms */
msgb_tv_put(msg, OM2K_DEI_CALL_SUPV_TIME, 8);
msgb_tv_put(msg, OM2K_DEI_ENCR_ALG, 0x00);
/* FIXME: do we need 9e/9f/a0? */
break;
}
return abis_om2k_sendmsg(ts->trx->bts, msg);
}
@ -921,7 +983,7 @@ static int abis_om2k_tx_negot_req_ack(struct gsm_bts *bts, const struct abis_om2
struct abis_om2k_hdr *o2k;
o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k));
fill_om2k_hdr(o2k, mo, OM2K_MSGT_NEGOT_REQ_ACK, 2+len);
fill_om2k_hdr(o2k, mo, OM2K_MSGT_NEGOT_REQ_ACK);
msgb_tlv_put(msg, OM2K_DEI_NEGOT_REC2, len, data);