diff options
author | Harald Welte <laforge@gnumonks.org> | 2011-03-05 14:13:14 +0100 |
---|---|---|
committer | Harald Welte <laforge@gnumonks.org> | 2011-03-05 14:13:14 +0100 |
commit | a0ce349f0cabbd02b7197ab55070b5b45ef5d057 (patch) | |
tree | 7bda9aa03cb4bc3339b4ac4dd1b81891c1a40f75 /openbsc/src/libbsc/abis_om2000.c | |
parent | c08e8be4ee5e1b1948b68b90068a0c5aeb54f60d (diff) |
OM2000: Add support for sending TX, RX and TS configuration requests
They can be triggered from the VTY
Diffstat (limited to 'openbsc/src/libbsc/abis_om2000.c')
-rw-r--r-- | openbsc/src/libbsc/abis_om2000.c | 188 |
1 files changed, 175 insertions, 13 deletions
diff --git a/openbsc/src/libbsc/abis_om2000.c b/openbsc/src/libbsc/abis_om2000.c index e7a5f8386..760f15ff3 100644 --- a/openbsc/src/libbsc/abis_om2000.c +++ b/openbsc/src/libbsc/abis_om2000.c @@ -117,7 +117,12 @@ enum abis_om2k_msgtype { OM2K_MSGT_RESET_CMD = 0x0078, OM2K_MSGT_RESET_COMPL = 0x007a, OM2K_MSGT_RESET_REJ = 0x007b, - + OM2K_MSGT_RX_CONF_REQ = 0x007c, + OM2K_MSGT_RX_CONF_REQ_ACK = 0x007e, + OM2K_MSGT_RX_CONF_REQ_REJ = 0x007f, + OM2K_MSGT_RX_CONF_RES_ACK = 0x0080, + OM2K_MSGT_RX_CONF_RES_NACK = 0x0081, + OM2K_MSGT_RX_CONF_RES = 0x0082, OM2K_MSGT_START_REQ = 0x0084, OM2K_MSGT_START_REQ_ACK = 0x0086, OM2K_MSGT_START_REQ_REJ = 0x0087, @@ -135,34 +140,49 @@ enum abis_om2k_msgtype { OM2K_MSGT_TEST_RES_NACK = 0x0099, OM2K_MSGT_TEST_RES = 0x009a, + OM2K_MSGT_TS_CONF_REQ = 0x00a8, + OM2K_MSGT_TS_CONF_REQ_ACK = 0x00aa, + OM2K_MSGT_TS_CONF_REQ_REJ = 0x00ab, + OM2K_MSGT_TS_CONF_RES_ACK = 0x00ac, + OM2K_MSGT_TS_CONF_RES_NACK = 0x00ad, + OM2K_MSGT_TS_CONF_RES = 0x00ae, + OM2K_MSGT_TX_CONF_REQ = 0x00b0, + OM2K_MSGT_TX_CONF_REQ_ACK = 0x00b2, + OM2K_MSGT_TX_CONF_REQ_REJ = 0x00b3, + OM2K_MSGT_TX_CONF_RES_ACK = 0x00b4, + OM2K_MSGT_TX_CONF_RES_NACK = 0x00b5, + OM2K_MSGT_TX_CONF_RES = 0x00b6, + OM2K_MSGT_NEGOT_REQ_ACK = 0x0104, OM2K_MSGT_NEGOT_REQ_NACK = 0x0105, OM2K_MSGT_NEGOT_REQ = 0x0106, }; enum abis_om2k_dei { + OM2K_DEI_BCC = 0x06, + OM2K_DEI_BSIC = 0x09, OM2K_DEI_CAL_TIME = 0x0d, + OM2K_DEI_COMBINATION = 0x0f, OM2K_DEI_CON_CONN_LIST = 0x10, OM2K_DEI_END_LIST_NR = 0x13, + OM2K_DEI_FILLING_MARKER = 0x1c, + OM2K_DEI_FN_OFFSET = 0x1d, + OM2K_DEI_FREQ_LIST = 0x1e, + OM2K_DEI_FREQ_SPEC_RX = 0x1f, + OM2K_DEI_FREQ_SPEC_TX = 0x20, + OM2K_DEI_HSN = 0x21, OM2K_DEI_IS_CONN_LIST = 0x27, OM2K_DEI_LIST_NR = 0x28, + OM2K_DEI_MAIO = 0x2b, OM2K_DEI_OP_INFO = 0x2e, + OM2K_DEI_POWER = 0x2f, + OM2K_DEI_RX_DIVERSITY = 0x33, + OM2K_DEI_TS_NR = 0x3c, + OM2K_DEI_EXT_RANGE = 0x47, OM2K_DEI_NEGOT_REC1 = 0x90, OM2K_DEI_NEGOT_REC2 = 0x91, }; -enum abis_om2k_mo_cls { - OM2K_MO_CLS_TRXC = 0x01, - OM2K_MO_CLS_TS = 0x03, - OM2K_MO_CLS_TF = 0x04, - OM2K_MO_CLS_IS = 0x05, - OM2K_MO_CLS_CON = 0x06, - OM2K_MO_CLS_DP = 0x07, - OM2K_MO_CLS_CF = 0x0a, - OM2K_MO_CLS_TX = 0x0b, - OM2K_MO_CLS_RX = 0x0c, -}; - static const struct value_string om2k_msgcode_vals[] = { { 0x0000, "Abort SP Command" }, { 0x0002, "Abort SP Complete" }, @@ -683,6 +703,136 @@ int abis_om2k_tx_con_conf_req(struct gsm_bts *bts, uint8_t *data, return abis_om2k_sendmsg(bts, msg); } +static void om2k_trx_to_mo(struct abis_om2k_mo *mo, + const struct gsm_bts_trx *trx, + enum abis_om2k_mo_cls cls) +{ + mo->class = cls; + mo->bts = 0; + mo->inst = trx->nr; + mo->assoc_so = 0; +} + +static void om2k_ts_to_mo(struct abis_om2k_mo *mo, + const struct gsm_bts_trx_ts *ts) +{ + mo->class = OM2K_MO_CLS_TS; + mo->bts = 0; + mo->inst = ts->nr; + mo->assoc_so = ts->trx->nr; +} + +/* Configure a Receiver MO */ +int abis_om2k_tx_rx_conf_req(struct gsm_bts_trx *trx) +{ + struct msgb *msg = om2k_msgb_alloc(); + struct abis_om2k_hdr *o2k; + struct abis_om2k_mo mo; + + 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); + + msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_RX, trx->arfcn); + msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x03); /* A+B */ + + return abis_om2k_sendmsg(trx->bts, msg); +} + +/* Configure a Transmitter MO */ +int abis_om2k_tx_tx_conf_req(struct gsm_bts_trx *trx) +{ + struct msgb *msg = om2k_msgb_alloc(); + struct abis_om2k_hdr *o2k; + struct abis_om2k_mo mo; + + 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); + + 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); + msgb_tv_put(msg, OM2K_DEI_FILLING_MARKER, 0); /* Filling enabled */ + msgb_tv_put(msg, OM2K_DEI_BCC, trx->bts->bsic & 0x7); + /* Dedication Information is optional */ + + return abis_om2k_sendmsg(trx->bts, msg); +} + +static uint8_t pchan2comb(enum gsm_phys_chan_config pchan) +{ + switch (pchan) { + case GSM_PCHAN_CCCH: + return 4; + case GSM_PCHAN_CCCH_SDCCH4: + return 5; + case GSM_PCHAN_SDCCH8_SACCH8C: + return 3; + case GSM_PCHAN_TCH_F: + case GSM_PCHAN_TCH_H: + case GSM_PCHAN_PDCH: + case GSM_PCHAN_TCH_F_PDCH: + return 8; + default: + return 0; + } +} + +/* Compute a frequency list in OM2000 fomrmat */ +static int om2k_gen_freq_list(uint8_t *list, struct gsm_bts_trx_ts *ts) +{ + uint8_t *cur = list; + + if (ts->hopping.enabled) { + unsigned int i; + for (i = 0; i < ts->hopping.arfcns.data_len*8; i++) { + if (bitvec_get_bit_pos(&ts->hopping.arfcns, i)) { + *cur++ = 0x00; + *cur++ = i >> 8; + *cur++ = i & 0xff; + } + } + } else { + *cur++ = 0x00; /* TX/RX address */ + *cur++ = ts->trx->arfcn >> 8; + *cur++ = ts->trx->arfcn && 0xff; + } + return (cur - list); +} + +int abis_om2k_tx_ts_conf_req(struct gsm_bts_trx_ts *ts) +{ + struct msgb *msg = om2k_msgb_alloc(); + struct abis_om2k_hdr *o2k; + struct abis_om2k_mo mo; + uint8_t freq_list[64*3]; /* BA max size: 64 ARFCN */ + int freq_list_len; + + om2k_ts_to_mo(&mo, ts); + + freq_list_len = om2k_gen_freq_list(freq_list, ts); + if (freq_list_len < 0) + 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); + + msgb_tv_put(msg, OM2K_DEI_COMBINATION, pchan2comb(ts->pchan)); + msgb_tv_put(msg, OM2K_DEI_TS_NR, ts->nr); + msgb_tlv_put(msg, OM2K_DEI_FREQ_LIST, freq_list_len, freq_list); + msgb_tv_put(msg, OM2K_DEI_HSN, ts->hopping.hsn); + msgb_tv_put(msg, OM2K_DEI_MAIO, ts->hopping.maio); + msgb_tv_put(msg, OM2K_DEI_BSIC, ts->trx->bts->bsic); + msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x03); /* A+B */ + msgb_tv16_put(msg, OM2K_DEI_FN_OFFSET, 0); + msgb_tv_put(msg, OM2K_DEI_EXT_RANGE, 0); /* Off */ + /* Optional: Interference Rejection Combining */ + + return abis_om2k_sendmsg(ts->trx->bts, msg); +} static int abis_om2k_tx_negot_req_ack(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t *data, unsigned int len) @@ -844,6 +994,15 @@ int abis_om2k_rcvmsg(struct msgb *msg) case OM2K_MSGT_CON_CONF_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_CON_CONF_RES_ACK); break; + case OM2K_MSGT_TX_CONF_RES: + rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TX_CONF_RES_ACK); + break; + case OM2K_MSGT_RX_CONF_RES: + rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_RX_CONF_RES_ACK); + break; + case OM2K_MSGT_TS_CONF_RES: + rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TS_CONF_RES_ACK); + break; case OM2K_MSGT_CONNECT_COMPL: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_RESET_CMD); break; @@ -864,6 +1023,9 @@ int abis_om2k_rcvmsg(struct msgb *msg) case OM2K_MSGT_START_REQ_ACK: case OM2K_MSGT_CON_CONF_REQ_ACK: case OM2K_MSGT_IS_CONF_REQ_ACK: + case OM2K_MSGT_TX_CONF_REQ_ACK: + case OM2K_MSGT_RX_CONF_REQ_ACK: + case OM2K_MSGT_TS_CONF_REQ_ACK: case OM2K_MSGT_ENABLE_REQ_ACK: case OM2K_MSGT_ALARM_STATUS_REQ_ACK: case OM2K_MSGT_DISABLE_REQ_ACK: |