diff options
Diffstat (limited to 'openbsc/src/libbsc')
-rw-r--r-- | openbsc/src/libbsc/Makefile.am | 1 | ||||
-rw-r--r-- | openbsc/src/libbsc/abis_rsl.c | 53 | ||||
-rw-r--r-- | openbsc/src/libbsc/bsc_init.c | 29 | ||||
-rw-r--r-- | openbsc/src/libbsc/bts_init.c | 1 | ||||
-rw-r--r-- | openbsc/src/libbsc/bts_nokia_site.c | 1949 | ||||
-rw-r--r-- | openbsc/src/libbsc/system_information.c | 2 |
6 files changed, 2034 insertions, 1 deletions
diff --git a/openbsc/src/libbsc/Makefile.am b/openbsc/src/libbsc/Makefile.am index 3af4a2a3d..a8e05206c 100644 --- a/openbsc/src/libbsc/Makefile.am +++ b/openbsc/src/libbsc/Makefile.am @@ -11,6 +11,7 @@ libbsc_a_SOURCES = abis_nm.c abis_nm_vty.c \ bts_ericsson_rbs2000.c \ bts_ipaccess_nanobts.c \ bts_siemens_bs11.c \ + bts_nokia_site.c \ bts_hsl_femtocell.c \ bts_unknown.c \ chan_alloc.c \ diff --git a/openbsc/src/libbsc/abis_rsl.c b/openbsc/src/libbsc/abis_rsl.c index d74907b0a..f20b4f2b5 100644 --- a/openbsc/src/libbsc/abis_rsl.c +++ b/openbsc/src/libbsc/abis_rsl.c @@ -1108,6 +1108,12 @@ static int abis_rsl_rx_trx(struct msgb *msg) LOGP(DRSL, LOGL_ERROR, "%s CCCH/ACCH/CPU Overload\n", gsm_trx_name(msg->trx)); break; + case 0x42: /* Nokia specific: SI End ACK */ + LOGP(DRSL, LOGL_INFO, "Nokia SI End ACK\n"); + break; + case 0x43: /* Nokia specific: SI End NACK */ + LOGP(DRSL, LOGL_INFO, "Nokia SI End NACK\n"); + break; default: LOGP(DRSL, LOGL_NOTICE, "%s Unknown Abis RSL TRX message " "type 0x%02x\n", gsm_trx_name(msg->trx), rslh->msg_type); @@ -1892,3 +1898,50 @@ int rsl_sms_cb_command(struct gsm_bts *bts, uint8_t chan_number, return abis_rsl_sendmsg(cb_cmd); } + +int rsl_nokia_si_begin(struct gsm_bts_trx *trx) +{ + struct abis_rsl_common_hdr *ch; + struct msgb *msg = rsl_msgb_alloc(); + + ch = (struct abis_rsl_common_hdr *) msgb_put(msg, sizeof(*ch)); + ch->msg_discr = ABIS_RSL_MDISC_TRX; + ch->msg_type = 0x40; /* Nokia SI Begin */ + + msg->trx = trx; + + return abis_rsl_sendmsg(msg); +} + +int rsl_nokia_si_end(struct gsm_bts_trx *trx) +{ + struct abis_rsl_common_hdr *ch; + struct msgb *msg = rsl_msgb_alloc(); + + ch = (struct abis_rsl_common_hdr *) msgb_put(msg, sizeof(*ch)); + ch->msg_discr = ABIS_RSL_MDISC_TRX; + ch->msg_type = 0x41; /* Nokia SI End */ + + msgb_tv_put(msg, 0xFD, 0x00); /* Nokia Pagemode Info, No paging reorganisation required */ + + msg->trx = trx; + + return abis_rsl_sendmsg(msg); +} + +int rsl_bs_power_control(struct gsm_bts_trx *trx, uint8_t channel, uint8_t reduction) +{ + struct abis_rsl_common_hdr *ch; + struct msgb *msg = rsl_msgb_alloc(); + + ch = (struct abis_rsl_common_hdr *) msgb_put(msg, sizeof(*ch)); + ch->msg_discr = ABIS_RSL_MDISC_DED_CHAN; + ch->msg_type = RSL_MT_BS_POWER_CONTROL; + + msgb_tv_put(msg, RSL_IE_CHAN_NR, channel); + msgb_tv_put(msg, RSL_IE_BS_POWER, reduction); /* reduction in 2dB steps */ + + msg->trx = trx; + + return abis_rsl_sendmsg(msg); +} diff --git a/openbsc/src/libbsc/bsc_init.c b/openbsc/src/libbsc/bsc_init.c index 02a3adfcc..1d885db37 100644 --- a/openbsc/src/libbsc/bsc_init.c +++ b/openbsc/src/libbsc/bsc_init.c @@ -249,8 +249,19 @@ static void bootstrap_rsl(struct gsm_bts_trx *trx) trx->bts->nr, trx->nr, trx->arfcn, bsc_gsmnet->country_code, bsc_gsmnet->network_code, trx->bts->location_area_code, trx->bts->cell_identity, trx->bts->bsic, trx->bts->tsc); + + if (trx->bts->type == GSM_BTS_TYPE_NOKIA_SITE) { + rsl_nokia_si_begin(trx); + } + set_system_infos(trx); + if (trx->bts->type == GSM_BTS_TYPE_NOKIA_SITE) { + /* channel unspecific, power reduction in 2 dB steps */ + rsl_bs_power_control(trx, 0xFF, trx->max_power_red / 2); + rsl_nokia_si_end(trx); + } + for (i = 0; i < ARRAY_SIZE(trx->ts); i++) generate_ma_for_ts(&trx->ts[i]); } @@ -268,6 +279,24 @@ static int inp_sig_cb(unsigned int subsys, unsigned int signal, switch (signal) { case S_INP_TEI_UP: + if (isd->link_type == E1INP_SIGN_OML) { + /* TODO: this is required for the Nokia BTS, hopping is configured + during OML, other MA is not set. */ + struct gsm_bts_trx *cur_trx; + /* was static in system_information.c */ + extern int generate_cell_chan_list(uint8_t *chan_list, struct gsm_bts *bts); + uint8_t ca[20]; + /* has to be called before generate_ma_for_ts to + set bts->si_common.cell_alloc */ + generate_cell_chan_list(ca, trx->bts); + + llist_for_each_entry(cur_trx, &trx->bts->trx_list, list) { + int i; + + for (i = 0; i < ARRAY_SIZE(cur_trx->ts); i++) + generate_ma_for_ts(&cur_trx->ts[i]); + } + } if (isd->link_type == E1INP_SIGN_RSL) bootstrap_rsl(trx); break; diff --git a/openbsc/src/libbsc/bts_init.c b/openbsc/src/libbsc/bts_init.c index 87bdde066..693eca825 100644 --- a/openbsc/src/libbsc/bts_init.c +++ b/openbsc/src/libbsc/bts_init.c @@ -24,6 +24,7 @@ int bts_init(void) bts_model_rbs2k_init(); bts_model_nanobts_init(); bts_model_hslfemto_init(); + bts_model_nokia_site_init(); /* Your new BTS here. */ return 0; } diff --git a/openbsc/src/libbsc/bts_nokia_site.c b/openbsc/src/libbsc/bts_nokia_site.c new file mode 100644 index 000000000..d30881bba --- /dev/null +++ b/openbsc/src/libbsc/bts_nokia_site.c @@ -0,0 +1,1949 @@ +/* Nokia XXXsite family specific code */ + +/* (C) 2011 by Dieter Spaar <spaar@mirider.augusta.de> + * + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + +/* + TODO: Attention: There are some static variables used for states during + configuration. Those variables have to be moved to a BTS specific context, + otherwise there will most certainly be problems if more than one Nokia BTS + is used. +*/ + +#include <time.h> + +#include <osmocom/gsm/tlv.h> + +#include <openbsc/debug.h> +#include <openbsc/gsm_data.h> +#include <openbsc/abis_nm.h> +#include <openbsc/e1_input.h> +#include <openbsc/signal.h> + +#include <osmocom/core/timer.h> + +#include "../libabis/input/lapd.h" + +/* TODO: put in a separate file ? */ + +/* TODO: move statics to BTS context */ +static int do_reset = 1; +/*static*/ int wait_reset = 0; +struct osmo_timer_list reset_timer; /* timer to re-start after reset */ + +#define RESET_INTERVAL 0, 3000000 /* 3 seconds */ + +extern int abis_nm_sendmsg(struct gsm_bts *bts, struct msgb *msg); +/* was static in system_information.c */ +extern int generate_cell_chan_list(uint8_t *chan_list, struct gsm_bts *bts); + +static void abis_nm_queue_send_next(struct gsm_bts *bts); +static void reset_timer_cb(void *_bts); +static int abis_nm_reset(struct gsm_bts *bts, uint16_t ref); +static int dump_elements(uint8_t *data, int len); + +static void bootstrap_om_bts(struct gsm_bts *bts) +{ + LOGP(DNM, LOGL_NOTICE, "bootstrapping OML for BTS %u\n", bts->nr); + + if(do_reset) + abis_nm_reset(bts, 1); +} + +static void bootstrap_om_trx(struct gsm_bts_trx *trx) +{ + LOGP(DNM, LOGL_NOTICE, "bootstrapping OML for TRX %u/%u\n", + trx->bts->nr, trx->nr); +} + +static int shutdown_om(struct gsm_bts *bts) +{ + /* TODO !? */ + return 0; +} + +#define SAPI_OML 62 +#define SAPI_RSL 0 + +/* + + Tell LAPD to start start the SAP (send SABM requests) for all signalling + timeslots in this line + + Attention: this has to be adapted for MISDN +*/ + +static void start_sabm_in_line(struct e1inp_line *line, int start, int sapi) +{ + struct e1inp_sign_link *link; + int i; + + for (i = 0; i < ARRAY_SIZE(line->ts); i++) { + struct e1inp_ts *ts = &line->ts[i]; + + if (ts->type != E1INP_TS_TYPE_SIGN) + continue; + + llist_for_each_entry(link, &ts->sign.sign_links, list) { + if(sapi != -1 && link->sapi != sapi) + continue; + +#if 0 /* debugging */ + printf("sap start/stop (%d): %d tei=%d sapi=%d\n", start, i + 1, link->tei, link->sapi); +#endif + + if (start) + lapd_sap_start(ts->driver.dahdi.lapd, link->tei, link->sapi); + else + lapd_sap_stop(ts->driver.dahdi.lapd, link->tei, link->sapi); + } + } +} + +/* Callback function to be called every time we receive a signal from INPUT */ +static int gbl_sig_cb(unsigned int subsys, unsigned int signal, + void *handler_data, void *signal_data) +{ + struct gsm_bts *bts; + + if (subsys != SS_GLOBAL) + return 0; + + switch (signal) { + case S_GLOBAL_BTS_CLOSE_OM: + bts = signal_data; + if (bts->type == GSM_BTS_TYPE_NOKIA_SITE) + shutdown_om(signal_data); + break; + } + + return 0; +} + +/* Callback function to be called every time we receive a signal from INPUT */ +static int inp_sig_cb(unsigned int subsys, unsigned int signal, + void *handler_data, void *signal_data) +{ + struct input_signal_data *isd = signal_data; + + if (subsys != SS_INPUT) + return 0; + + switch (signal) { + case S_INP_LINE_INIT: + start_sabm_in_line(isd->line, 1, SAPI_OML); /* start only OML */ + break; + case S_INP_TEI_DN: + break; + case S_INP_TEI_UP: + switch (isd->link_type) { + case E1INP_SIGN_OML: + if (isd->trx->bts->type != GSM_BTS_TYPE_NOKIA_SITE) + break; + + if (isd->tei == isd->trx->bts->oml_tei) + bootstrap_om_bts(isd->trx->bts); + else + bootstrap_om_trx(isd->trx); + break; + } + break; + } + + return 0; +} + +static void nm_statechg_evt(unsigned int signal, + struct nm_statechg_signal_data *nsd) +{ + if (nsd->bts->type != GSM_BTS_TYPE_NOKIA_SITE) + return; +} + +static int nm_sig_cb(unsigned int subsys, unsigned int signal, + void *handler_data, void *signal_data) +{ + if (subsys != SS_NM) + return 0; + + switch (signal) { + case S_NM_STATECHG_OPER: + case S_NM_STATECHG_ADM: + nm_statechg_evt(signal, signal_data); + break; + default: + break; + } + + return 0; +} + +/* TODO: put in a separate file ? */ + +static char *get_msg_type_name_string(uint8_t msg_type) +{ + switch(msg_type) { + case 0x80: + return "NOKIA_BTS_CONF_DATA"; + case 0x81: + return "NOKIA_BTS_ACK"; + case 0x82: + return "NOKIA_BTS_OMU_STARTED"; + case 0x83: + return "NOKIA_BTS_START_DOWNLOAD_REQ"; + case 0x84: + return "NOKIA_BTS_MF_REQ"; + case 0x85: + return "NOKIA_BTS_AF_REQ"; + case 0x86: + return "NOKIA_BTS_RESET_REQ"; + case 0x87: + return "NOKIA_reserved"; + case 0x88: + return "NOKIA_BTS_CONF_REQ"; + case 0x89: + return "NOKIA_BTS_TEST_REQ"; + case 0x8A: + return "NOKIA_BTS_TEST_REPORT"; + case 0x8B: + return "NOKIA_reserved"; + case 0x8C: + return "NOKIA_reserved"; + case 0x8D: + return "NOKIA_reserved"; + case 0x8E: + return "NOKIA_BTS_CONF_COMPL"; + case 0x8F: + return "NOKIA_reserved"; + case 0x90: + return "NOKIA_BTS_STM_TEST_REQ"; + case 0x91: + return "NOKIA_BTS_STM_TEST_REPORT"; + case 0x92: + return "NOKIA_BTS_TRANSMISSION_COMMAND"; + case 0x93: + return "NOKIA_BTS_TRANSMISSION_ANSWER"; + case 0x94: + return "NOKIA_BTS_HW_DB_UPLOAD_REQ"; + case 0x95: + return "NOKIA_BTS_START_HW_DB_DOWNLOAD_REQ"; + case 0x96: + return "NOKIA_BTS_HW_DB_SAVE_REQ"; + case 0x97: + return "NOKIA_BTS_FLASH_ERASURE_REQ"; + case 0x98: + return "NOKIA_BTS_HW_DB_DOWNLOAD_REQ"; + case 0x99: + return "NOKIA_BTS_PWR_SUPPLY_CONTROL"; + case 0x9A: + return "NOKIA_BTS_ATTRIBUTE_REQ"; + case 0x9B: + return "NOKIA_BTS_ATTRIBUTE_REPORT"; + case 0x9C: + return "NOKIA_BTS_HW_REQ"; + case 0x9D: + return "NOKIA_BTS_HW_REPORT"; + case 0x9E: + return "NOKIA_BTS_RTE_TEST_REQ"; + case 0x9F: + return "NOKIA_BTS_RTE_TEST_REPORT"; + case 0xA0: + return "NOKIA_BTS_HW_DB_VERIFICATION_REQ"; + case 0xA1: + return "NOKIA_BTS_CLOCK_REQ"; + case 0xA2: + return "NOKIA_AC_CIRCUIT_REQ_NACK"; + case 0xA3: + return "NOKIA_AC_INTERRUPTED"; + case 0xA4: + return "NOKIA_BTS_NEW_TRE_INFO"; + case 0xA5: + return "NOKIA_AC_BSC_CIRCUITS_ALLOCATED"; + case 0xA6: + return "NOKIA_BTS_TRE_POLL_LIST"; + case 0xA7: + return "NOKIA_AC_CIRCUIT_REQ"; + case 0xA8: + return "NOKIA_BTS_BLOCK_CTRL_REQ"; + case 0xA9: + return "NOKIA_BTS_GSM_TIME_REQ"; + case 0xAA: + return "NOKIA_BTS_GSM_TIME"; + case 0xAB: + return "NOKIA_BTS_OUTPUT_CONTROL"; + case 0xAC: + return "NOKIA_BTS_STATE_CHANGED"; + case 0xAD: + return "NOKIA_BTS_SW_SAVE_REQ"; + case 0xAE: + return "NOKIA_BTS_ALARM"; + case 0xAF: + return "NOKIA_BTS_CHA_ADM_STATE"; + case 0xB0: + return "NOKIA_AC_POOL_SIZE_REPORT"; + case 0xB1: + return "NOKIA_AC_POOL_SIZE_INQUIRY"; + case 0xB2: + return "NOKIA_BTS_COMMISS_TEST_COMPLETED"; + case 0xB3: + return "NOKIA_BTS_COMMISS_TEST_REQ"; + case 0xB4: + return "NOKIA_BTS_TRANSP_BTS_TO_BSC"; + case 0xB5: + return "NOKIA_BTS_TRANSP_BSC_TO_BTS"; + case 0xB6: + return "NOKIA_BTS_LCS_COMMAND"; + case 0xB7: + return "NOKIA_BTS_LCS_ANSWER"; + case 0xB8: + return "NOKIA_BTS_LMU_FN_OFFSET_COMMAND"; + case 0xB9: + return "NOKIA_BTS_LMU_FN_OFFSET_ANSWER"; + default: + return "unknown"; + } +} + +static char *get_element_name_string(uint16_t element) +{ + switch(element) { + case 0x01: + return "Ny1"; + case 0x02: + return "T3105_F"; + case 0x03: + return "Interference band limits"; + case 0x04: + return "Interference report timer in secs"; + case 0x05: + return "Channel configuration per TS"; + case 0x06: + return "BSIC"; + case 0x07: + return "RACH report timer in secs"; + case 0x08: + return "Hardware database status"; + case 0x09: + return "BTS RX level"; + case 0x0A: + return "ARFN"; + case 0x0B: + return "STM antenna attenuation"; + case 0x0C: + return "Cell allocation bitmap"; + case 0x0D: + return "Radio definition per TS"; + case 0x0E: + return "Frame number"; + case 0x0F: + return "Antenna diversity"; + case 0x10: + return "T3105_D"; + case 0x11: + return "File format"; + case 0x12: + return "Last File"; + case 0x13: + return "BTS type"; + case 0x14: + return "Erasure mode"; + case 0x15: + return "Hopping mode"; + case 0x16: + return "Floating TRX"; + case 0x17: + return "Power supplies"; + case 0x18: + return "Reset type"; + case 0x19: + return "Averaging period"; + case 0x1A: + return "RBER2"; + case 0x1B: + return "LAC"; + case 0x1C: + return "CI"; + case 0x1D: + return "Failure parameters"; + case 0x1E: + return "(RF max power reduction)"; + case 0x1F: + return "Measured RX_SENS"; + case 0x20: + return "Extended cell radius"; + case 0x21: + return "reserved"; + case 0x22: + return "Success-Failure"; + case 0x23: + return "Ack-Nack"; + case 0x24: + return "OMU test results"; + case 0x25: + return "File identity"; + case 0x26: + return "Generation and version code"; + case 0x27: + return "SW description"; + case 0x28: + return "BCCH LEV"; + case 0x29: + return "Test type"; + case 0x2A: + return "Subscriber number"; + case 0x2B: + return "reserved"; + case 0x2C: + return "HSN"; + case 0x2D: + return "reserved"; + case 0x2E: + return "MS RXLEV"; + case 0x2F: + return "MS TXLEV"; + case 0x30: + return "RXQUAL"; + case 0x31: + return "RX SENS"; + case 0x32: + return "Alarm block"; + case 0x33: + return "Neighbouring BCCH levels"; + case 0x34: + return "STM report type"; + case 0x35: + return "MA"; + case 0x36: + return "MAIO"; + case 0x37: + return "H_FLAG"; + case 0x38: + return "TCH_ARFN"; + case 0x39: + return "Clock output"; + case 0x3A: + return "Transmitted power"; + case 0x3B: + return "Clock sync"; + case 0x3C: + return "TMS protocol discriminator"; + case 0x3D: + return "TMS protocol data"; + case 0x3E: + return "FER"; + case 0x3F: + return "SWR result"; + case 0x40: + return "Object identity"; + case 0x41: + return "STM RX Antenna Test"; + case 0x42: + return "reserved"; + case 0x43: + return "reserved"; + case 0x44: + return "Object current state"; + case 0x45: + return "reserved"; + case 0x46: + return "FU channel configuration"; + case 0x47: + return "reserved"; + case 0x48: + return "ARFN of a CU"; + case 0x49: + return "FU radio definition"; + case 0x4A: + return "reserved"; + case 0x4B: + return "Severity"; + case 0x4C: + return "Diversity selection"; + case 0x4D: + return "RX antenna test"; + case 0x4E: + return "RX antenna supervision period"; + case 0x4F: + return "RX antenna state"; + case 0x50: + return "Sector configuration"; + case 0x51: + return "Additional info"; + case 0x52: + return "SWR parameters"; + case 0x53: + return "HW inquiry mode"; + case 0x54: + return "reserved"; + case 0x55: + return "Availability status"; + case 0x56: + return "reserved"; + case 0x57: + return "EAC inputs"; + case 0x58: + return "EAC outputs"; + case 0x59: + return "reserved"; + case 0x5A: + return "Position"; + case 0x5B: + return "HW unit identity"; + case 0x5C: + return "RF test signal attenuation"; + case 0x5D: + return "Operational state"; + case 0x5E: + return "Logical object identity"; + case 0x5F: + return "reserved"; + case 0x60: + return "BS_TXPWR_OM"; + case 0x61: + return "Loop_Duration"; + case 0x62: + return "LNA_Path_Selection"; + case 0x63: + return "Serial number"; + case 0x64: + return "HW version"; + case 0x65: + return "Obj. identity and obj. state"; + case 0x66: + return "reserved"; + case 0x67: + return "EAC input definition"; + case 0x68: + return "EAC id and text"; + case 0x69: + return "HW unit status"; + case 0x6A: + return "SW release version"; + case 0x6B: + return "FW version"; + case 0x6C: + return "Bit_Error_Ratio"; + case 0x6D: + return "RXLEV_with_Attenuation"; + case 0x6E: + return "RXLEV_without_Attenuation"; + case 0x6F: + return "reserved"; + case 0x70: + return "CU_Results"; + case 0x71: + return "reserved"; + case 0x72: + return "LNA_Path_Results"; + case 0x73: + return "RTE Results"; + case 0x74: + return "Real Time"; + case 0x75: + return "RX diversity selection"; + case 0x76: + return "EAC input config"; + case 0x77: + return "Feature support"; + case 0x78: + return "File version"; + case 0x79: + return "Outputs"; + case 0x7A: + return "FU parameters"; + case 0x7B: + return "Diagnostic info"; + case 0x7C: + return "FU BSIC"; + case 0x7D: + return "TRX Configuration"; + case 0x7E: + return "Download status"; + case 0x7F: + return "RX difference limit"; + case 0x80: + return "TRX HW capability"; + case 0x81: + return "Common HW config"; + case 0x82: + return "Autoconfiguration pool size"; + case 0x83: + return "TRE diagnostic info"; + case 0x84: + return "TRE object identity"; + case 0x85: + return "New TRE Info"; + case 0x86: + return "Acknowledgement period"; + case 0x87: + return "Synchronization mode"; + case 0x88: + return "reserved"; + case 0x89: + return "Block Control Data"; + case 0x8A: + return "SW load mode"; + case 0x8B: + return "Recommended recovery action"; + case 0x8C: + return "BSC BCF id"; + case 0x8D: + return "Q1 baud rate"; + case 0x8E: + return "Allocation status"; + case 0x8F: + return "Functional entity number"; + case 0x90: + return "Transmission delay"; + case 0x91: + return "Loop Duration ms"; + case 0x92: + return "Logical channel"; + case 0x93: + return "Q1 address"; + case 0x94: + return "Alarm detail"; + case 0x95: + return "Cabinet type"; + case 0x96: + return "HW unit existence"; + case 0x97: + return "RF power parameters"; + case 0x98: + return "Message scenario"; + case 0x99: + return "HW unit max amount"; + case 0x9A: + return "Master TRX"; + case 0x9B: + return "Transparent data"; + case 0x9C: + return "BSC topology info"; + case 0x9D: + return "Air i/f modulation"; + case 0x9E: + return "LCS Q1 command data"; + case 0x9F: + return "Frame number offset"; + case 0xA0: + return "Abis TSL"; + case 0xA1: + return "Dynamic pool info"; + case 0xA2: + return "LCS LLP data"; + case 0xA3: + return "LCS Q1 answer data"; + case 0xA4: + return "DFCA FU Radio Definition"; + case 0xA5: + return "Antenna hopping"; + case 0xA6: + return "Field record sequence number"; + case 0xA7: + return "Timeslot offslot"; + case 0xA8: + return "EPCR capability"; + case 0xA9: + return "Connectsite optional element"; + case 0xAA: + return "TSC"; + case 0xAB: + return "Special TX Power Setting"; + case 0xAC: + return "Optional sync settings"; + case 0xFA: + return "Abis If parameters"; + default: + return "unknown"; + } +} + +static char *get_bts_type_string(uint8_t type) +{ + switch(type) { + case 0x0A: + return "MetroSite GSM 900"; + case 0x0B: + return "MetroSite GSM 1800"; + case 0x0C: + return "MetroSite GSM 1900 (PCS)"; + case 0x0D: + return "MetroSite GSM 900 & 1800"; + case 0x0E: + return "InSite GSM 900"; + case 0x0F: + return "InSite GSM 1800"; + case 0x10: + return "InSite GSM 1900"; + case 0x11: + return "UltraSite GSM 900"; + case 0x12: + return "UltraSite GSM 1800"; + case 0x13: + return "UltraSite GSM/US-TDMA 1900"; + case 0x14: + return "UltraSite GSM 900 & 1800"; + case 0x16: + return "UltraSite GSM/US-TDMA 850"; + case 0x18: + return "MetroSite GSM/US-TDMA 850"; + case 0x19: + return "UltraSite GSM 800/1900"; + default: + return "unknown"; + } +} + +static char *get_severity_string(uint8_t severity) +{ + switch(severity) { + case 0: + return "indeterminate"; + case 1: + return "critical"; + case 2: + return "major"; + case 3: + return "minor"; + case 4: + return "warning"; + default: + return "unknown"; + } +} + +/* TODO: put in a separate file ? */ + +/* some message IDs */ + +#define NOKIA_MSG_CONF_DATA 128 +#define NOKIA_MSG_ACK 129 +#define NOKIA_MSG_OMU_STARTED 130 +#define NOKIA_MSG_START_DOWNLOAD_REQ 131 +#define NOKIA_MSG_MF_REQ 132 +#define NOKIA_MSG_RESET_REQ 134 +#define NOKIA_MSG_CONF_REQ 136 +#define NOKIA_MSG_CONF_COMPLETE 142 +#define NOKIA_MSG_BLOCK_CTRL_REQ 168 +#define NOKIA_MSG_STATE_CHANGED 172 +#define NOKIA_MSG_ALARM 174 + +/* some element IDs */ + +#define NOKIA_EI_BTS_TYPE 0x13 +#define NOKIA_EI_ACK 0x23 +#define NOKIA_EI_ADD_INFO 0x51 +#define NOKIA_EI_SEVERITY 0x4B +#define NOKIA_EI_ALARM_DETAIL 0x94 + +#define OM_ALLOC_SIZE 1024 +#define OM_HEADROOM_SIZE 128 + +static uint8_t fu_config_template[] = +{ + 0x7F, 0x7A, 0x39, + /* ID = 0x7A (FU parameters) ## constructed ## */ + /* length = 57 */ + /* [3] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [6] */ + 0x00, 0x07, 0x01, 0xFF, + + 0x41, 0x02, + /* ID = 0x01 (Ny1) */ + /* length = 2 */ + /* [12] */ + 0x00, 0x05, + + 0x42, 0x02, + /* ID = 0x02 (T3105_F) */ + /* length = 2 */ + /* [16] */ + 0x00, 0x28, + + 0x50, 0x02, + /* ID = 0x10 (T3105_D) */ + /* length = 2 */ + /* [20] */ + 0x00, 0x28, + + 0x43, 0x05, + /* ID = 0x03 (Interference band limits) */ + /* length = 5 */ + /* [24] */ + 0x0F, 0x1B, 0x27, 0x33, 0x3F, + + 0x44, 0x02, + /* ID = 0x04 (Interference report timer in secs) */ + /* length = 2 */ + /* [31] */ + 0x00, 0x10, + + 0x47, 0x01, + /* ID = 0x07 (RACH report timer in secs) */ + /* length = 1 */ + /* [35] */ + 0x1E, + + 0x4C, 0x10, + /* ID = 0x0C (Cell allocation bitmap) ####### */ + /* length = 16 */ + /* [38] */ + 0x8F, 0xB1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + 0x59, 0x01, + /* ID = 0x19 (Averaging period) */ + /* length = 1 */ + /* [56] */ + 0x01, + + 0x5E, 0x01, + /* ID = 0x1E ((RF max power reduction)) */ + /* length = 1 */ + /* [59] */ + 0x00, + + + 0x7F, 0x46, 0x11, + /* ID = 0x46 (FU channel configuration) ## constructed ## */ + /* length = 17 */ + /* [63] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [66] */ + 0x00, 0x07, 0x01, 0xFF, + + 0x45, 0x08, + /* ID = 0x05 (Channel configuration per TS) */ + /* length = 8 */ + /* [72] */ + 0x01, 0x09, 0x09, 0x09, 0x09, 0x09, 0x09, 0x09, + + + 0x7F, 0x65, 0x0B, + /* ID = 0x65 (Obj. identity and obj. state) ## constructed ## */ + /* length = 11 */ + /* [83] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [86] */ + 0x00, 0x04, 0x01, 0xFF, + + 0x5F, 0x44, 0x01, + /* ID = 0x44 (Object current state) */ + /* length = 1 */ + /* [93] */ + 0x03, + + + 0x7F, 0x7C, 0x0A, + /* ID = 0x7C (FU BSIC) ## constructed ## */ + /* length = 10 */ + /* [97] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [100] */ + 0x00, 0x07, 0x01, 0xFF, + + 0x46, 0x01, + /* ID = 0x06 (BSIC) */ + /* length = 1 */ + /* [106] */ + 0x00, + + + 0x7F, 0x48, 0x0B, + /* ID = 0x48 (ARFN of a CU) ## constructed ## */ + /* length = 11 */ + /* [110] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [113] */ + 0x00, 0x08, 0x01, 0xFF, + + 0x4A, 0x02, + /* ID = 0x0A (ARFN) ####### */ + /* length = 2 */ + /* [119] */ + 0x03, 0x62, + + + 0x7F, 0x49, 0x59, + /* ID = 0x49 (FU radio definition) ## constructed ## */ + /* length = 89 */ + /* [124] */ + + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [127] */ + 0x00, 0x07, 0x01, 0xFF, + + 0x4D, 0x50, + /* ID = 0x0D (Radio definition per TS) ####### */ + /* length = 80 */ + /* [133] */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* MA */ + 0x03, 0x62, /* HSN, MAIO or ARFCN if no hopping */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x03, 0x62, +}; + +/* TODO: put in a separate file ? */ + +/* + build the configuration for each TRX +*/ + +static int make_fu_config(struct gsm_bts_trx *trx, uint8_t id, uint8_t *fu_config, int *hopping) +{ + int i; + + *hopping = 0; + + memcpy(fu_config, fu_config_template, sizeof(fu_config_template)); + + /* set ID */ + + fu_config[ 6 + 2] = id; + fu_config[ 66 + 2] = id; + fu_config[ 86 + 2] = id; + fu_config[100 + 2] = id; + fu_config[113 + 2] = id; + fu_config[127 + 2] = id; + + /* set ARFCN */ + + uint16_t arfcn = trx->arfcn; + + fu_config[119] = arfcn >> 8; + fu_config[119 + 1] = arfcn & 0xFF; + + for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { + struct gsm_bts_trx_ts *ts = &trx->ts[i]; + + if (ts->hopping.enabled) { + /* reverse order */ + int j; + for(j = 0; j < ts->hopping.ma_len; j++) + fu_config[133 + (i * 10) + (7 - j)] = ts->hopping.ma_data[j]; + fu_config[133 + 8 + (i * 10)] = ts->hopping.hsn; + fu_config[133 + 8 + 1 + (i * 10)] = ts->hopping.maio; + *hopping = 1; + } else { + fu_config[133 + 8 + (i * 10)] = arfcn >> 8; + fu_config[133 + 8 + 1 + (i * 10)] = arfcn & 0xFF; + } + } + + /* set BSIC */ + + /* + Attention: all TRX except the first one seem to get the TSC + from the CHANNEL ACTIVATION command (in CHANNEL IDENTIFICATION, + GSM 04.08 CHANNEL DESCRIPTION). + There was a bug in rsl_chan_activate_lchan() setting this parameter. + */ + + uint8_t bsic = trx->bts->bsic; + + fu_config[106] = bsic; + + /* set CA */ + + if(generate_cell_chan_list(&fu_config[38], trx->bts) != 0) { + fprintf(stderr, "generate_cell_chan_list failed\n"); + return 0; + } + + /* set channel configuration */ + + for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { + struct gsm_bts_trx_ts *ts = &trx->ts[i]; + uint8_t chan_config; + + /* + 0 = FCCH + SCH + BCCH + CCCH + 1 = FCCH + SCH + BCCH + CCCH + SDCCH/4 + SACCH/4 + 2 = BCCH + CCCH (This combination is not used in any BTS) + 3 = FCCH + SCH + BCCH + CCCH + SDCCH/4 with SDCCH2 used as CBCH + 4 = SDCCH/8 + SACCH/8 + 5 = SDCCH/8 with SDCCH2 used as CBCH + 6 = TCH/F + FACCH/F + SACCH/F + 7 = E-RACH (Talk family) + 9 = Dual rate (capability for TCH/F and TCH/H) + 10 = reserved for BTS internal use + 11 = PBCCH + PCCCH + PDTCH + PACCH + PTCCH (This channel configuration type can be used in GPRS release 2). + 0xFF = spare TS + */ + + if(ts->pchan == GSM_PCHAN_NONE) + chan_config = 0xFF; + else if(ts->pchan == GSM_PCHAN_CCCH) + chan_config = 0; + else if(ts->pchan == GSM_PCHAN_CCCH_SDCCH4) + chan_config = 1; + else if(ts->pchan == GSM_PCHAN_TCH_F) + chan_config = 6; /* 9 should work too */ + else if(ts->pchan == GSM_PCHAN_TCH_H) + chan_config = 9; + else if(ts->pchan == GSM_PCHAN_SDCCH8_SACCH8C) + chan_config = 4; + else if(ts->pchan == GSM_PCHAN_PDCH) + chan_config = 11; + else { + fprintf(stderr, "unsupported channel config %d for timeslot %d\n", ts->pchan, i); + return 0; + } + + fu_config[72 + i] = chan_config; + } + return sizeof(fu_config_template); +} + +/* TODO: put in a separate file ? */ + +static uint8_t bts_config_1[] = +{ + 0x4E, 0x02, + /* ID = 0x0E (Frame number) */ + /* length = 2 */ + /* [2] */ + 0xFF, 0xFF, + + 0x5F, 0x4E, 0x02, + /* ID = 0x4E (RX antenna supervision period) */ + /* length = 2 */ + /* [7] */ + 0xFF, 0xFF, + + 0x5F, 0x50, 0x02, + /* ID = 0x50 (Sector configuration) */ + /* length = 2 */ + /* [12] */ + 0x01, 0x01, +}; + +static uint8_t bts_config_2[] = +{ + 0x55, 0x02, + /* ID = 0x15 (Hopping mode) */ + /* length = 2 */ + /* [2] */ + 0x01, 0x00, + + 0x5F, 0x75, 0x02, + /* ID = 0x75 (RX diversity selection) */ + /* length = 2 */ + /* [7] */ + 0x01, 0x01, +}; + +static uint8_t bts_config_3[] = +{ + 0x5F, 0x20, 0x02, + /* ID = 0x20 (Extended cell radius) */ + /* length = 2 */ + /* [3] */ + 0x01, 0x00, +}; + +static uint8_t bts_config_4[] = +{ + 0x5F, 0x74, 0x09, + /* ID = 0x74 (Real Time) */ + /* length = 9 */ + /* [3] year-high, year-low, month, day, hour, minute, second, msec-high, msec-low */ + 0x07, 0xDB, 0x06, 0x02, 0x0B, 0x20, 0x0C, 0x00, + 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [15] */ + 0x01, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [21] */ + 0x02, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [27] */ + 0x03, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [33] */ + 0x04, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [39] */ + 0x05, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [45] */ + 0x06, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [51] */ + 0x07, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [57] */ + 0x08, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [63] */ + 0x09, 0x01, 0x00, + + 0x5F, 0x76, 0x03, + /* ID = 0x76 (EAC input config) */ + /* length = 3 */ + /* [69] */ + 0x0A, 0x01, 0x00, +}; + +static uint8_t bts_config_insite[] = +{ + 0x4E, 0x02, + /* ID = 0x0E (Frame number) */ + /* length = 2 */ + /* [2] */ + 0xFF, 0xFF, + + 0x5F, 0x4E, 0x02, + /* ID = 0x4E (RX antenna supervision period) */ + /* length = 2 */ + /* [7] */ + 0xFF, 0xFF, + + 0x5F, 0x50, 0x02, + /* ID = 0x50 (Sector configuration) */ + /* length = 2 */ + /* [12] */ + 0x01, 0x01, + + 0x55, 0x02, + /* ID = 0x15 (Hopping mode) */ + /* length = 2 */ + /* [16] */ + 0x01, 0x00, + + 0x5F, 0x20, 0x02, + /* ID = 0x20 (Extended cell radius) */ + /* length = 2 */ + /* [21] */ + 0x01, 0x00, + + 0x5F, 0x74, 0x09, + /* ID = 0x74 (Real Time) */ + /* length = 9 */ + /* [26] */ + 0x07, 0xDB, 0x07, 0x0A, 0x0F, 0x09, 0x0B, 0x00, + 0x00, +}; + +void set_real_time(uint8_t *real_time) +{ + time_t t; + struct tm *tm; + + t = time(NULL); + tm = localtime(&t); + + /* year-high, year-low, month, day, hour, minute, second, msec-high, msec-low */ + + real_time[0] = (1900 + tm->tm_year) >> 8; + real_time[1] = (1900 + tm->tm_year) & 0xFF; + real_time[2] = tm->tm_mon + 1; + real_time[3] = tm->tm_mday; + real_time[4] = tm->tm_hour; + real_time[5] = tm->tm_min; + real_time[6] = tm->tm_sec; + real_time[7] = 0; + real_time[8] = 0; +} + +/* TODO: put in a separate file ? */ + +/* + + build the configuration data + +*/ + +static int make_bts_config(uint8_t bts_type, int n_trx, uint8_t *fu_config, int need_hopping) +{ + /* is it an InSite BTS ? */ + if(bts_type == 0x0E || bts_type == 0x0F || bts_type == 0x10) { /* TODO */ + if(n_trx != 1) { + fprintf(stderr, "InSite has only one TRX\n"); + return 0; + } + if(need_hopping != 0) { + fprintf(stderr, "InSite does not support hopping\n"); + return 0; + } + memcpy(fu_config, bts_config_insite, sizeof(bts_config_insite)); + set_real_time(&fu_config[26]); + return sizeof(bts_config_insite); + } + + int len = 0; + int i; + + memcpy(fu_config + len, bts_config_1, sizeof(bts_config_1)); + + /* set sector configuration */ + fu_config[len + 12 - 1] = 1 + n_trx; /* len */ + for(i = 0; i < n_trx; i++) + fu_config[len + 12 + 1 + i] = ((i + 1) & 0xFF); + + len += (sizeof(bts_config_1) + (n_trx - 1)); + + memcpy(fu_config + len, bts_config_2, sizeof(bts_config_2)); + /* set hopping mode (Baseband and RF hopping work for the MetroSite) */ + if(need_hopping) + fu_config[len + 2 + 1] = 1; /* 0: no hopping, 1: Baseband hopping, 2: RF hopping */ + len += sizeof(bts_config_2); + + /* set extended cell radius for each TRX */ + for(i = 0; i < n_trx; i++) { + memcpy(fu_config + len, bts_config_3, sizeof(bts_config_3)); + fu_config[len + 3] = ((i + 1) & 0xFF); + len += sizeof(bts_config_3); + } + + memcpy(fu_config + len, bts_config_4, sizeof(bts_config_4)); + set_real_time(&fu_config[len + 3]); + len += sizeof(bts_config_4); + + return len; +} + +/* TODO: put in a separate file ? */ + +static struct msgb *nm_msgb_alloc(void) +{ + return msgb_alloc_headroom(OM_ALLOC_SIZE, OM_HEADROOM_SIZE, + "OML"); +} + +/* TODO: put in a separate file ? */ + +struct abis_om_nokia_hdr { + uint8_t msg_type; + uint8_t spare; + uint16_t reference; + uint8_t data[0]; +} __attribute__ ((packed)); + +#define ABIS_OM_NOKIA_HDR_SIZE (sizeof(struct abis_om_hdr) + sizeof(struct abis_om_nokia_hdr)) + +static int abis_nm_send(struct gsm_bts *bts, uint8_t msg_type, uint16_t ref, uint8_t *data, int len_data) +{ + struct abis_om_hdr *oh; + struct abis_om_nokia_hdr *noh; + struct msgb *msg = nm_msgb_alloc(); + + oh = (struct abis_om_hdr *) msgb_put(msg, ABIS_OM_NOKIA_HDR_SIZE + len_data); + + oh->mdisc = ABIS_OM_MDISC_FOM; + oh->placement = ABIS_OM_PLACEMENT_ONLY; + oh->sequence = 0; + oh->length = sizeof(struct abis_om_nokia_hdr) + len_data; + + noh = (struct abis_om_nokia_hdr *)oh->data; + + noh->msg_type = msg_type; + noh->spare = 0; + noh->reference = htons(ref); + memcpy(noh->data, data, len_data); + + DEBUGPC(DNM, "Sending %s\n", get_msg_type_name_string(msg_type)); + + return abis_nm_sendmsg(bts, msg); +} + +/* TODO: put in a separate file ? */ + +static uint8_t download_req[] = { + 0x5F, 0x25, 0x0B, + /* ID = 0x25 (File identity) */ + /* length = 11 */ + /* [3] */ + 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, + 0x2A, 0x2A, 0x2A, + + 0x5F, 0x78, 0x03, + /* ID = 0x78 (File version) */ + /* length = 3 */ + /* [17] */ + 0x2A, 0x2A, 0x2A, + + 0x5F, 0x81, 0x0A, 0x01, + /* ID = 0x8A (SW load mode) */ + /* length = 1 */ + /* [24] */ + 0x01, + + 0x5F, 0x81, 0x06, 0x01, + /* ID = 0x86 (Acknowledgement period) */ + /* length = 1 */ + /* [29] */ + 0x01, +}; + +static int abis_nm_download_req(struct gsm_bts *bts, uint16_t ref) +{ + uint8_t *data = download_req; + int len_data = sizeof(download_req); + + return abis_nm_send(bts, NOKIA_MSG_START_DOWNLOAD_REQ, ref, data, len_data); +} + +/* TODO: put in a separate file ? */ + +static uint8_t ack[] = { + 0x5F, 0x23, 0x01, + /* ID = 0x23 (Ack-Nack) */ + /* length = 1 */ + /* [3] */ + 0x01, +}; + +static int abis_nm_ack(struct gsm_bts *bts, uint16_t ref) +{ + uint8_t *data = ack; + int len_data = sizeof(ack); + + return abis_nm_send(bts, NOKIA_MSG_ACK, ref, data, len_data); +} + +/* TODO: put in a separate file ? */ + +static uint8_t reset[] = { + 0x5F, 0x40, 0x04, + /* ID = 0x40 (Object identity) */ + /* length = 4 */ + /* [3] */ + 0x00, 0x01, 0xFF, 0xFF, +}; + +static int abis_nm_reset(struct gsm_bts *bts, uint16_t ref) +{ + uint8_t *data = reset; + int len_data = sizeof(reset); + + return abis_nm_send(bts, NOKIA_MSG_RESET_REQ, ref, data, len_data); +} + +/* TODO: put in a separate file ? */ + +static int abis_nm_send_multi_segments(struct gsm_bts *bts, uint8_t msg_type, uint16_t ref, uint8_t *data, int len) +{ + int len_remain, len_to_send, max_send; + int seq = 0; + int ret; + + len_remain = len; + + while(len_remain) { + struct abis_om_hdr *oh; + struct abis_om_nokia_hdr *noh; + struct msgb *msg = nm_msgb_alloc(); + + if(seq == 0) + max_send = 256 - sizeof(struct abis_om_nokia_hdr); + else + max_send = 256; + + if(len_remain > max_send) { + len_to_send = max_send; + + if(seq == 0) { + /* first segment */ + oh = (struct abis_om_hdr *) msgb_put(msg, ABIS_OM_NOKIA_HDR_SIZE + len_to_send); + + oh->mdisc = ABIS_OM_MDISC_FOM; + oh->placement = ABIS_OM_PLACEMENT_FIRST; /* first segment of multi-segment message */ + oh->sequence = seq; + oh->length = 0; /* 256 bytes */ + + noh = (struct abis_om_nokia_hdr *)oh->data; + + noh->msg_type = msg_type; + noh->spare = 0; + noh->reference = htons(ref); + memcpy(noh->data, data, len_to_send); + } else { + /* segment in between */ + oh = (struct abis_om_hdr *) msgb_put(msg, sizeof(struct abis_om_hdr) + len_to_send); + + oh->mdisc = ABIS_OM_MDISC_FOM; + oh->placement = ABIS_OM_PLACEMENT_MIDDLE; /* segment of multi-segment message */ + oh->sequence = seq; + oh->length = 0; /* 256 bytes */ + + memcpy(oh->data, data, len_to_send); + } + } + else { + + len_to_send = len_remain; + + /* check if message fits in a single segment */ + + if(seq == 0) + return abis_nm_send(bts, msg_type, ref, data, len_to_send); + + /* last segment */ + + oh = (struct abis_om_hdr *) msgb_put(msg, sizeof(struct abis_om_hdr) + len_to_send); + + oh->mdisc = ABIS_OM_MDISC_FOM; + oh->placement = ABIS_OM_PLACEMENT_LAST; /* last segment of multi-segment message */ + oh->sequence = seq; + oh->length = len_to_send; + + memcpy(oh->data, data, len_to_send); + } + + DEBUGPC(DNM, "Sending multi-segment %d\n", seq); + + ret = abis_nm_sendmsg(bts, msg); + if(ret < 0) + return ret; + + abis_nm_queue_send_next(bts); + + /* next segment */ + len_remain -= len_to_send; + data += len_to_send; + seq++; + } + return ret; +} + +/* TODO: put in a separate file ? */ + +static int abis_nm_send_config(struct gsm_bts *bts, uint8_t bts_type) +{ + struct gsm_bts_trx *trx; + uint8_t config[2048]; /* TODO: might be too small if lots of TRX are used */ + int len = 0; + int idx = 0; + int ret; + int hopping = 0; + int need_hopping = 0; + + memset(config, 0, sizeof(config)); + + llist_for_each_entry(trx, &bts->trx_list, list) + { +#if 0 /* debugging */ + printf("TRX\n"); + printf(" arfcn: %d\n", trx->arfcn); + printf(" bsic: %d\n", trx->bts->bsic); + uint8_t ca[20]; + memset(ca, 0xFF, sizeof(ca)); + ret = generate_cell_chan_list(ca, trx->bts); + printf(" ca (%d): %s\n", ret, osmo_hexdump(ca, sizeof(ca))); + int i; + for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { + struct gsm_bts_trx_ts *ts = &trx->ts[i]; + + printf(" pchan %d: %d\n", i, ts->pchan); + } +#endif + ret = make_fu_config(trx, idx + 1, config + len, &hopping); + need_hopping |= hopping; + len += ret; + + idx++; + } + + ret = make_bts_config(bts_type, idx, config + len, need_hopping); + len += ret; + +#if 0 /* debugging */ + dump_elements(config, len); +#endif + + return abis_nm_send_multi_segments(bts, NOKIA_MSG_CONF_DATA, 1, config, len); +} + +#define GET_NEXT_BYTE if(idx >= len) return 0; \ + ub = data[idx++]; + +static int find_element(uint8_t *data, int len, uint16_t id, uint8_t *value, int max_value) +{ + uint8_t ub; + int idx = 0; + int found = 0; + int constructed; + uint16_t id_value; + + for(;;) { + + GET_NEXT_BYTE; + + /* encoding bit, construced means that other elements are contained */ + constructed = ((ub & 0x20) ? 1 : 0); + + if((ub & 0x1F) == 0x1F) { + /* fixed pattern, ID follows */ + GET_NEXT_BYTE; /* ID */ + id_value = ub & 0x7F; + if(ub & 0x80) { + /* extension bit */ + GET_NEXT_BYTE; /* ID low part */ + id_value = (id_value << 7) | (ub & 0x7F); + } + if(id_value == id) + found = 1; + } + else { + id_value = (ub & 0x3F); + if(id_value == id) + found = 1; + } + + GET_NEXT_BYTE; /* length */ + + if(found) { + /* get data */ + uint8_t n = ub; + uint8_t i; + for(i = 0; i < n; i++) { + GET_NEXT_BYTE; + if(max_value <= 0) + return -1; /* buffer too small */ + *value = ub; + value++; + max_value--; + } + return n; /* length */ + } + else { + /* skip data */ + uint8_t n = ub; + uint8_t i; + for(i = 0; i < n; i++) { + GET_NEXT_BYTE; + } + } + } + return 0; /* not found */ +} + +static int dump_elements(uint8_t *data, int len) +{ + uint8_t ub; + int idx = 0; + int constructed; + uint16_t id_value; + static char indent[100] = ""; /* TODO: move static to BTS context */ + + for(;;) { + + GET_NEXT_BYTE; + + /* encoding bit, construced means that other elements are contained */ + constructed = ((ub & 0x20) ? 1 : 0); + + if((ub & 0x1F) == 0x1F) { + /* fixed pattern, ID follows */ + GET_NEXT_BYTE; /* ID */ + id_value = ub & 0x7F; + if(ub & 0x80) { + /* extension bit */ + GET_NEXT_BYTE; /* ID low part */ + id_value = (id_value << 7) | (ub & 0x7F); + } + + } + else { + id_value = (ub & 0x3F); + } + + GET_NEXT_BYTE; /* length */ + + printf("%s--ID = 0x%02X (%s) %s\n", indent, id_value, get_element_name_string(id_value), constructed ? "** constructed **" : ""); + printf("%s length = %d\n", indent, ub); + printf("%s %s\n", indent, osmo_hexdump(data + idx, ub)); + + if(constructed) { + int indent_len = strlen(indent); + strcat(indent, " "); + + dump_elements(data + idx, ub); + + indent[indent_len] = 0; + } + /* skip data */ + uint8_t n = ub; + uint8_t i; + for(i = 0; i < n; i++) { + GET_NEXT_BYTE; + } + } + return 0; +} + +/* TODO: put in a separate file ? */ + +/* taken from abis_nm.c */ + +static void abis_nm_queue_send_next(struct gsm_bts *bts) +{ + int wait = 0; + struct msgb *msg; + /* the queue is empty */ + while (!llist_empty(&bts->abis_queue)) { + msg = msgb_dequeue(&bts->abis_queue); + wait = OBSC_NM_W_ACK_CB(msg); + _abis_nm_sendmsg(msg, 0); + + if (wait) + break; + } + + bts->abis_nm_pend = wait; +} + +/* TODO: put in a separate file ? */ + +/* timer for restarting OML after BTS reset */ + +static void reset_timer_cb(void *_bts) +{ + struct gsm_bts *bts = _bts; + struct gsm_e1_subslot *e1_link = &bts->oml_e1_link; + struct e1inp_line *line; + + wait_reset = 0; + + /* OML link */ + line = e1inp_line_get(e1_link->e1_nr); + if (!line) { + LOGP(DINP, LOGL_ERROR, "BTS %u OML link referring to " + "non-existing E1 line %u\n", bts->nr, e1_link->e1_nr); + return; + } + + start_sabm_in_line(line, 0, -1); /* stop all first */ + start_sabm_in_line(line, 1, SAPI_OML); /* start only OML */ +} + +/* TODO: put in a separate file ? */ + +/* + This is how the configuration is done: + + - start OML link + + - reset BTS + + - receive ACK, wait some time and restart OML link + + - receive OMU STARTED message, send START DOWNLOAD REQ + + - receive CNF REQ message, send CONF DATA + + - receive ACK, start RSL link(s) + + ACK some other messages received from the BTS. + + Probably its also possible to configure the BTS without a reset, this + has not been tested yet. +*/ + +static int abis_nm_rcvmsg_fom(struct msgb *mb) +{ + struct gsm_bts *bts = mb->trx->bts; + struct abis_om_hdr *oh = msgb_l2(mb); + struct abis_om_nokia_hdr *noh = msgb_l3(mb); + uint8_t mt = noh->msg_type; + int ret = 0; + uint16_t ref = ntohs(noh->reference); + /* TODO: move statics to BTS context */ + static int conf = 0; + static uint8_t bts_type = 0xFF; + uint8_t info[256]; + uint8_t ack = 0xFF; + uint8_t severity = 0xFF; + int str_len; + int len_data; + + if(wait_reset) { + LOGP(DNM, LOGL_INFO, "Ignore message while waiting for reset\n"); + return ret; + } + + if(oh->length < sizeof(struct abis_om_nokia_hdr)) { + LOGP(DNM, LOGL_ERROR, "Message too short\n"); + return -EINVAL; + } + + len_data = oh->length - sizeof(struct abis_om_nokia_hdr); + LOGP(DNM, LOGL_INFO, "(0x%02X) %s\n", mt, get_msg_type_name_string(mt)); +#if 0 /* debugging */ + dump_elements(noh->data, len_data); +#endif + + switch (mt) { + case NOKIA_MSG_OMU_STARTED: + if(find_element(noh->data, len_data, NOKIA_EI_BTS_TYPE, &bts_type, sizeof(uint8_t)) == sizeof(uint8_t)) + LOGP(DNM, LOGL_INFO, "BTS type = %d (%s)\n", bts_type, get_bts_type_string(bts_type)); + else + LOGP(DNM, LOGL_ERROR, "BTS type not found\n"); + /* send START_DOWNLOAD_REQ */ + abis_nm_download_req(bts, ref); + break; + case NOKIA_MSG_MF_REQ: + break; + case NOKIA_MSG_CONF_REQ: + /* send ACK */ + abis_nm_ack(bts, ref); + abis_nm_queue_send_next(bts); + /* send CONF_DATA */ + abis_nm_send_config(bts, bts_type); + conf = 1; + break; + case NOKIA_MSG_ACK: + if(find_element(noh->data, len_data, NOKIA_EI_ACK, &ack, sizeof(uint8_t)) == sizeof(uint8_t)) { + LOGP(DNM, LOGL_INFO, "ACK = %d\n", ack); + if(ack != 1) { + LOGP(DNM, LOGL_ERROR, "No ACK received (%d)\n", ack); + /* TODO: properly handle failures (NACK) */ + } + } + else + LOGP(DNM, LOGL_ERROR, "ACK not found\n"); + + /* TODO: the assumption for the following is that no NACK was received */ + + /* ACK for reset message ? */ + if(do_reset != 0) { + do_reset = 0; + + /* + TODO: For the InSite processing the received data is + blocked in the driver during reset. + Otherwise the LAPD module might assert because the InSite + sends garbage on the E1 line during reset. + This is done by looking at "wait_reset" in the driver + (function handle_ts1_read()) and ignoring the received data. + It seems to be necessary for the MetroSite too. + */ + wait_reset = 1; + + reset_timer.cb = &reset_timer_cb; + reset_timer.data = bts; + osmo_timer_schedule(&reset_timer, RESET_INTERVAL); + + struct gsm_e1_subslot *e1_link = &bts->oml_e1_link; + struct e1inp_line *line; + /* OML link */ + line = e1inp_line_get(e1_link->e1_nr); + if (!line) { + LOGP(DINP, LOGL_ERROR, "BTS %u OML link referring to " + "non-existing E1 line %u\n", bts->nr, e1_link->e1_nr); + return -ENOMEM; + } + + start_sabm_in_line(line, 0, -1); /* stop all first */ + } + + /* ACK for CONF DATA message ? */ + if(conf != 0) { + /* start TRX (RSL link) */ + + struct gsm_e1_subslot *e1_link = &mb->trx->rsl_e1_link; + struct e1inp_line *line; + + conf = 0; + + /* RSL Link */ + line = e1inp_line_get(e1_link->e1_nr); + if (!line) { + LOGP(DINP, LOGL_ERROR, "TRX (%u/%u) RSL link referring " + "to non-existing E1 line %u\n", mb->trx->bts->nr, + mb->trx->nr, e1_link->e1_nr); + return -ENOMEM; + } + /* start TRX */ + start_sabm_in_line(line, 1, SAPI_RSL); /* start only RSL */ + } + break; + case NOKIA_MSG_STATE_CHANGED: + /* send ACK */ + abis_nm_ack(bts, ref); + break; + case NOKIA_MSG_CONF_COMPLETE: + /* send ACK */ + abis_nm_ack(bts, ref); + break; + case NOKIA_MSG_BLOCK_CTRL_REQ: /* seems to be send when something goes wrong !? */ + /* send ACK (do we have to send an ACK ?) */ + abis_nm_ack(bts, ref); + break; + case NOKIA_MSG_ALARM: + find_element(noh->data, len_data, NOKIA_EI_SEVERITY, &severity, sizeof(severity)); + /* TODO: there might be alarms with both elements set */ + str_len = find_element(noh->data, len_data, NOKIA_EI_ADD_INFO, info, sizeof(info)); + if(str_len > 0) { + info[str_len] = 0; + LOGP(DNM, LOGL_INFO, "ALARM Severity %s (%d) : %s\n", get_severity_string(severity), severity, info); + } else { /* nothing found, try details */ + str_len = find_element(noh->data, len_data, NOKIA_EI_ALARM_DETAIL, info, sizeof(info)); + if(str_len > 0) { + uint16_t code; + info[str_len] = 0; + code = (info[0] << 8) + info[1]; + LOGP(DNM, LOGL_INFO, "ALARM Severity %s (%d), code 0x%X : %s\n", get_severity_string(severity), severity, code, info + 2); + } + } + /* send ACK */ + abis_nm_ack(bts, ref); + break; + } + + abis_nm_queue_send_next(bts); + + return ret; +} + +/* TODO: put in a separate file ? */ + +int abis_nokia_rcvmsg(struct msgb *msg) +{ + struct abis_om_hdr *oh = msgb_l2(msg); + int rc = 0; + + /* Various consistency checks */ + if (oh->placement != ABIS_OM_PLACEMENT_ONLY) { + LOGP(DNM, LOGL_ERROR, "ABIS OML placement 0x%x not supported\n", + oh->placement); + if (oh->placement != ABIS_OM_PLACEMENT_FIRST) + return -EINVAL; + } + if (oh->sequence != 0) { + LOGP(DNM, LOGL_ERROR, "ABIS OML sequence 0x%x != 0x00\n", + oh->sequence); + return -EINVAL; + } + msg->l3h = (unsigned char *)oh + sizeof(*oh); + + switch (oh->mdisc) { + case ABIS_OM_MDISC_FOM: + LOGP(DNM, LOGL_INFO, "ABIS_OM_MDISC_FOM\n"); + rc = abis_nm_rcvmsg_fom(msg); + break; + case ABIS_OM_MDISC_MANUF: + LOGP(DNM, LOGL_INFO, "ABIS_OM_MDISC_MANUF\n"); + break; + case ABIS_OM_MDISC_MMI: + case ABIS_OM_MDISC_TRAU: + LOGP(DNM, LOGL_ERROR, "unimplemented ABIS OML message discriminator 0x%x\n", + oh->mdisc); + break; + default: + LOGP(DNM, LOGL_ERROR, "unknown ABIS OML message discriminator 0x%x\n", + oh->mdisc); + return -EINVAL; + } + + msgb_free(msg); + return rc; +} + +static int bts_model_nokia_site_start(struct gsm_network *net); + +static struct gsm_bts_model model_nokia_site = { + .type = GSM_BTS_TYPE_NOKIA_SITE, + .name = "nokia_site", + .start = bts_model_nokia_site_start, + .oml_rcvmsg = &abis_nokia_rcvmsg +}; + +static struct gsm_network *my_net; + +static int bts_model_nokia_site_start(struct gsm_network *net) +{ + model_nokia_site.features.data = &model_nokia_site._features_data[0]; + model_nokia_site.features.data_len = sizeof(model_nokia_site._features_data); + + gsm_btsmodel_set_feature(&model_nokia_site, BTS_FEAT_HOPPING); + gsm_btsmodel_set_feature(&model_nokia_site, BTS_FEAT_HSCSD); + + osmo_signal_register_handler(SS_INPUT, inp_sig_cb, NULL); + osmo_signal_register_handler(SS_GLOBAL, gbl_sig_cb, NULL); + osmo_signal_register_handler(SS_NM, nm_sig_cb, NULL); + + my_net = net; + + return 0; +} + +int bts_model_nokia_site_init(void) +{ + return gsm_bts_model_register(&model_nokia_site); +} + diff --git a/openbsc/src/libbsc/system_information.c b/openbsc/src/libbsc/system_information.c index 353b3dd9b..5814c765c 100644 --- a/openbsc/src/libbsc/system_information.c +++ b/openbsc/src/libbsc/system_information.c @@ -154,7 +154,7 @@ static int bitvec2freq_list(uint8_t *chan_list, struct bitvec *bv, } /* generate a cell channel list as per Section 10.5.2.1b of 04.08 */ -static int generate_cell_chan_list(uint8_t *chan_list, struct gsm_bts *bts) +/* static*/ int generate_cell_chan_list(uint8_t *chan_list, struct gsm_bts *bts) { struct gsm_bts_trx *trx; struct bitvec *bv = &bts->si_common.cell_alloc; |