/* Ericsson RBS 2xxx GSM O&M (OM2000) messages on the A-bis interface * implemented based on protocol trace analysis, no formal documentation */ /* (C) 2010-2011,2016 by Harald Welte * * 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 . * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static inline void abis_om2000_fsm_transc_becomes_enabled(struct gsm_bts_trx *trx) { nm_obj_fsm_becomes_enabled_disabled(trx->bts, trx, NM_OC_RADIO_CARRIER, true); nm_obj_fsm_becomes_enabled_disabled(trx->bts, &trx->bb_transc, NM_OC_BASEB_TRANSC, true); } static inline void abis_om2000_fsm_transc_becomes_disabled(struct gsm_bts_trx *trx) { nm_obj_fsm_becomes_enabled_disabled(trx->bts, trx, NM_OC_RADIO_CARRIER, false); nm_obj_fsm_becomes_enabled_disabled(trx->bts, &trx->bb_transc, NM_OC_BASEB_TRANSC, false); } /* FIXME: move to libosmocore */ struct osmo_fsm_inst *osmo_fsm_inst_alloc_child_id(struct osmo_fsm *fsm, struct osmo_fsm_inst *parent, uint32_t parent_term_event, const char *id) { struct osmo_fsm_inst *fi; fi = osmo_fsm_inst_alloc_child(fsm, parent, parent_term_event); if (!fi) return NULL; if (id) osmo_fsm_inst_update_id_f_sanitize(fi, '-', id); return fi; } #define OM_ALLOC_SIZE 1024 #define OM_HEADROOM_SIZE 128 #define OM2K_TIMEOUT 10 #define TRX_LAPD_TIMEOUT 5 #define TRX_FSM_TIMEOUT 60 #define BTS_FSM_TIMEOUT 60 /* use following functions from abis_nm.c: * om2k_msgb_alloc() * abis_om2k_sendmsg() */ struct abis_om2k_hdr { struct abis_om_hdr om; uint16_t msg_type; struct abis_om2k_mo mo; uint8_t data[0]; } __attribute__ ((packed)); enum abis_om2k_msgtype { OM2K_MSGT_ABORT_SP_CMD = 0x0000, OM2K_MSGT_ABORT_SP_COMPL = 0x0002, OM2K_MSGT_ALARM_REP_ACK = 0x0004, OM2K_MSGT_ALARM_REP_NACK = 0x0005, OM2K_MSGT_ALARM_REP = 0x0006, OM2K_MSGT_ALARM_STATUS_REQ = 0x0008, OM2K_MSGT_ALARM_STATUS_REQ_ACK = 0x000a, OM2K_MSGT_ALARM_STATUS_REQ_REJ = 0x000b, OM2K_MSGT_ALARM_STATUS_RES_ACK = 0x000c, OM2K_MSGT_ALARM_STATUS_RES_NACK = 0x000d, OM2K_MSGT_ALARM_STATUS_RES = 0x000e, OM2K_MSGT_CAL_TIME_RESP = 0x0010, OM2K_MSGT_CAL_TIME_REJ = 0x0011, OM2K_MSGT_CAL_TIME_REQ = 0x0012, OM2K_MSGT_CON_CONF_REQ = 0x0014, OM2K_MSGT_CON_CONF_REQ_ACK = 0x0016, OM2K_MSGT_CON_CONF_REQ_REJ = 0x0017, OM2K_MSGT_CON_CONF_RES_ACK = 0x0018, OM2K_MSGT_CON_CONF_RES_NACK = 0x0019, OM2K_MSGT_CON_CONF_RES = 0x001a, OM2K_MSGT_CONNECT_CMD = 0x001c, OM2K_MSGT_CONNECT_COMPL = 0x001e, OM2K_MSGT_CONNECT_REJ = 0x001f, OM2K_MSGT_DISABLE_REQ = 0x0028, OM2K_MSGT_DISABLE_REQ_ACK = 0x002a, OM2K_MSGT_DISABLE_REQ_REJ = 0x002b, OM2K_MSGT_DISABLE_RES_ACK = 0x002c, OM2K_MSGT_DISABLE_RES_NACK = 0x002d, OM2K_MSGT_DISABLE_RES = 0x002e, OM2K_MSGT_DISCONNECT_CMD = 0x0030, OM2K_MSGT_DISCONNECT_COMPL = 0x0032, OM2K_MSGT_DISCONNECT_REJ = 0x0033, OM2K_MSGT_ENABLE_REQ = 0x0034, OM2K_MSGT_ENABLE_REQ_ACK = 0x0036, OM2K_MSGT_ENABLE_REQ_REJ = 0x0037, OM2K_MSGT_ENABLE_RES_ACK = 0x0038, OM2K_MSGT_ENABLE_RES_NACK = 0x0039, OM2K_MSGT_ENABLE_RES = 0x003a, OM2K_MSGT_FAULT_REP_ACK = 0x0040, OM2K_MSGT_FAULT_REP_NACK = 0x0041, OM2K_MSGT_FAULT_REP = 0x0042, OM2K_MSGT_IS_CONF_REQ = 0x0060, OM2K_MSGT_IS_CONF_REQ_ACK = 0x0062, OM2K_MSGT_IS_CONF_REQ_REJ = 0x0063, OM2K_MSGT_IS_CONF_RES_ACK = 0x0064, OM2K_MSGT_IS_CONF_RES_NACK = 0x0065, OM2K_MSGT_IS_CONF_RES = 0x0066, OM2K_MSGT_OP_INFO = 0x0074, OM2K_MSGT_OP_INFO_ACK = 0x0076, OM2K_MSGT_OP_INFO_REJ = 0x0077, 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, OM2K_MSGT_START_RES_ACK = 0x0088, OM2K_MSGT_START_RES_NACK = 0x0089, OM2K_MSGT_START_RES = 0x008a, OM2K_MSGT_STATUS_REQ = 0x008c, OM2K_MSGT_STATUS_RESP = 0x008e, OM2K_MSGT_STATUS_REJ = 0x008f, OM2K_MSGT_TEST_REQ = 0x0094, OM2K_MSGT_TEST_REQ_ACK = 0x0096, OM2K_MSGT_TEST_REQ_REJ = 0x0097, OM2K_MSGT_TEST_RES_ACK = 0x0098, OM2K_MSGT_TEST_RES_NACK = 0x0099, OM2K_MSGT_TEST_RES = 0x009a, OM2K_MSGT_TF_CONF_REQ = 0x00a0, OM2K_MSGT_TF_CONF_REQ_ACK = 0x00a2, OM2K_MSGT_TF_CONF_REQ_REJ = 0x00a3, OM2K_MSGT_TF_CONF_RES_ACK = 0x00a4, OM2K_MSGT_TF_CONF_RES_NACK = 0x00a5, OM2K_MSGT_TF_CONF_RES = 0x00a6, 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_CAPA_HW_INFOS_REP_ACK = 0x00e4, OM2K_MSGT_CAPA_HW_INFOS_REP_NACK = 0x00e5, OM2K_MSGT_CAPA_HW_INFOS_REP = 0x00e6, OM2K_MSGT_CAPA_REQ = 0x00e8, OM2K_MSGT_CAPA_REQ_ACK = 0x00ea, OM2K_MSGT_CAPA_REQ_REJ = 0x00eb, OM2K_MSGT_CAPA_RES = 0x00ee, OM2K_MSGT_CAPA_RES_ACK = 0x00ec, OM2K_MSGT_CAPA_RES_NACK = 0x00ed, OM2K_MSGT_NEGOT_REQ_ACK = 0x0104, OM2K_MSGT_NEGOT_REQ_NACK = 0x0105, OM2K_MSGT_NEGOT_REQ = 0x0106, OM2K_MSGT_BTS_INITIATED_REQ_ACK = 0x0108, OM2K_MSGT_BTS_INITIATED_REQ_NACK = 0x0109, OM2K_MSGT_BTS_INITIATED_REQ = 0x010a, OM2K_MSGT_RADIO_CHAN_REL_CMD = 0x010c, OM2K_MSGT_RADIO_CHAN_REL_COMPL = 0x010e, OM2K_MSGT_RADIO_CHAN_REL_REJ = 0x010f, OM2K_MSGT_FEATURE_CTRL_CMD = 0x0118, OM2K_MSGT_FEATURE_CTRL_COMPL = 0x011a, OM2K_MSGT_FEATURE_CTRL_REJ = 0x011b, OM2K_MSGT_MCTR_CONF_REQ = 0x012c, OM2K_MSGT_MCTR_CONF_REQ_ACK = 0x012e, OM2K_MSGT_MCTR_CONF_REQ_REJ = 0x012f, OM2K_MSGT_MCTR_CONF_RES_ACK = 0x0130, OM2K_MSGT_MCTR_CONF_RES_NACK = 0x0131, OM2K_MSGT_MCTR_CONF_RES = 0x0132, OM2K_MSGT_MCTR_STATS_REP_ACK = 0x0134, OM2K_MSGT_MCTR_STATS_REP_NACK = 0x0135, OM2K_MSGT_MCTR_STATS_REP = 0x0136, }; enum abis_om2k_dei { OM2K_DEI_ACCORDANCE_IND = 0x00, 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_EXT_COND_MAP_1 = 0x14, OM2K_DEI_EXT_COND_MAP_2 = 0x15, 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_ICM_INDICATOR = 0x22, OM2K_DEI_INT_FAULT_MAP_1A = 0x23, OM2K_DEI_INT_FAULT_MAP_1B = 0x24, OM2K_DEI_INT_FAULT_MAP_2A = 0x25, OM2K_DEI_INT_FAULT_MAP_2A_EXT = 0x26, OM2K_DEI_IS_CONN_LIST = 0x27, OM2K_DEI_LIST_NR = 0x28, OM2K_DEI_LOCAL_ACCESS = 0x2a, OM2K_DEI_MAIO = 0x2b, OM2K_DEI_MO_STATE = 0x2c, 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_REPL_UNIT_MAP = 0x34, 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_BTS_VERSION = 0x40, OM2K_DEI_OML_IWD_VERSION = 0x41, OM2K_DEI_RSL_IWD_VERSION = 0x42, OM2K_DEI_OML_FUNC_MAP_1 = 0x43, OM2K_DEI_OML_FUNC_MAP_2 = 0x44, OM2K_DEI_RSL_FUNC_MAP_1 = 0x45, OM2K_DEI_RSL_FUNC_MAP_2 = 0x46, OM2K_DEI_EXT_RANGE = 0x47, OM2K_DEI_REQ_IND = 0x48, OM2K_DEI_REPL_UNIT_MAP_EXT = 0x50, OM2K_DEI_ICM_BOUND_PARAMS = 0x74, OM2K_DEI_LSC = 0x79, OM2K_DEI_LSC_FILT_TIME = 0x7a, OM2K_DEI_CALL_SUPV_TIME = 0x7b, OM2K_DEI_ICM_CHAN_RATE = 0x7e, OM2K_DEI_HW_INFO_SIG = 0x84, OM2K_DEI_TF_SYNC_SRC = 0x86, OM2K_DEI_TTA = 0x87, OM2K_DEI_CAPA_SIG = 0x8a, 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, OM2K_DEI_EXT_COND_MAP_2_EXT = 0x9c, OM2K_DEI_TSS_MO_STATE = 0x9d, OM2K_DEI_CONFIG_TYPE = 0x9e, OM2K_DEI_JITTER_SIZE = 0x9f, OM2K_DEI_PACKING_ALGO = 0xa0, OM2K_DEI_TRXC_LIST = 0xa8, OM2K_DEI_MAX_ALLOWED_POWER = 0xa9, OM2K_DEI_MAX_ALLOWED_NUM_TRXCS = 0xaa, OM2K_DEI_MCTR_FEAT_STATUS_BMAP = 0xab, OM2K_DEI_SEEN_UNKNOWN_D2 = 0xd2, }; enum abis_om2k_mostate { OM2K_MOSTATE_RESET = 0x00, OM2K_MOSTATE_STARTED = 0x01, OM2K_MOSTATE_ENABLED = 0x02, OM2K_MOSTATE_DISABLED = 0x03, }; const struct tlv_definition om2k_att_tlvdef = { .def = { [OM2K_DEI_ACCORDANCE_IND] = { TLV_TYPE_TV }, [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_INT_FAULT_MAP_1A] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_INT_FAULT_MAP_1B] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_INT_FAULT_MAP_2A] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_INT_FAULT_MAP_2A_EXT]={ TLV_TYPE_FIXED, 6 }, [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_EXT_COND_MAP_1] = { TLV_TYPE_FIXED, 2 }, [OM2K_DEI_EXT_COND_MAP_2] = { TLV_TYPE_FIXED, 2 }, [OM2K_DEI_FILLING_MARKER] = { TLV_TYPE_TV }, [OM2K_DEI_FN_OFFSET] = { TLV_TYPE_FIXED, 2 }, [OM2K_DEI_FREQ_LIST] = { TLV_TYPE_TLV }, [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_LOCAL_ACCESS] = { TLV_TYPE_TV }, [OM2K_DEI_MAIO] = { TLV_TYPE_TV }, [OM2K_DEI_MO_STATE] = { 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_BTS_VERSION] = { TLV_TYPE_FIXED, 12 }, [OM2K_DEI_OML_IWD_VERSION] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_RSL_IWD_VERSION] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_OML_FUNC_MAP_1] = { TLV_TYPE_TLV }, [OM2K_DEI_OML_FUNC_MAP_2] = { TLV_TYPE_TLV }, [OM2K_DEI_RSL_FUNC_MAP_1] = { TLV_TYPE_TLV }, [OM2K_DEI_RSL_FUNC_MAP_2] = { TLV_TYPE_TLV }, [OM2K_DEI_EXT_RANGE] = { TLV_TYPE_TV }, [OM2K_DEI_REQ_IND] = { TLV_TYPE_TV }, [OM2K_DEI_REPL_UNIT_MAP] = { TLV_TYPE_FIXED, 6 }, [OM2K_DEI_REPL_UNIT_MAP_EXT] = {TLV_TYPE_FIXED, 6}, [OM2K_DEI_ICM_BOUND_PARAMS] = { TLV_TYPE_FIXED, 5 }, [OM2K_DEI_LSC] = { TLV_TYPE_TV }, [OM2K_DEI_LSC_FILT_TIME] = { TLV_TYPE_TV }, [OM2K_DEI_CALL_SUPV_TIME] = { TLV_TYPE_TV }, [OM2K_DEI_ICM_CHAN_RATE] = { TLV_TYPE_TV }, [OM2K_DEI_HW_INFO_SIG] = { TLV_TYPE_FIXED, 2 }, [OM2K_DEI_TF_SYNC_SRC] = { TLV_TYPE_TV }, [OM2K_DEI_TTA] = { TLV_TYPE_TV }, [OM2K_DEI_CAPA_SIG] = { TLV_TYPE_FIXED, 2 }, [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 }, [OM2K_DEI_EXT_COND_MAP_2_EXT] = { TLV_TYPE_FIXED, 4 }, [OM2K_DEI_TSS_MO_STATE] = { TLV_TYPE_FIXED, 4 }, [OM2K_DEI_SEEN_UNKNOWN_D2] = { TLV_TYPE_FIXED, 6 }, }, }; static const struct value_string om2k_msgcode_vals[] = { { 0x0000, "Abort SP Command" }, { 0x0002, "Abort SP Complete" }, { 0x0004, "Alarm Report ACK" }, { 0x0005, "Alarm Report NACK" }, { 0x0006, "Alarm Report" }, { 0x0008, "Alarm Status Request" }, { 0x000a, "Alarm Status Request Accept" }, { 0x000b, "Alarm Status Request Reject" }, { 0x000c, "Alarm Status Result ACK" }, { 0x000d, "Alarm Status Result NACK" }, { 0x000e, "Alarm Status Result" }, { 0x0010, "Calendar Time Response" }, { 0x0011, "Calendar Time Reject" }, { 0x0012, "Calendar Time Request" }, { 0x0014, "CON Configuration Request" }, { 0x0016, "CON Configuration Request Accept" }, { 0x0017, "CON Configuration Request Reject" }, { 0x0018, "CON Configuration Result ACK" }, { 0x0019, "CON Configuration Result NACK" }, { 0x001a, "CON Configuration Result" }, { 0x001c, "Connect Command" }, { 0x001e, "Connect Complete" }, { 0x001f, "Connect Reject" }, { 0x0028, "Disable Request" }, { 0x002a, "Disable Request Accept" }, { 0x002b, "Disable Request Reject" }, { 0x002c, "Disable Result ACK" }, { 0x002d, "Disable Result NACK" }, { 0x002e, "Disable Result" }, { 0x0030, "Disconnect Command" }, { 0x0032, "Disconnect Complete" }, { 0x0033, "Disconnect Reject" }, { 0x0034, "Enable Request" }, { 0x0036, "Enable Request Accept" }, { 0x0037, "Enable Request Reject" }, { 0x0038, "Enable Result ACK" }, { 0x0039, "Enable Result NACK" }, { 0x003a, "Enable Result" }, { 0x003c, "Escape Downlink Normal" }, { 0x003d, "Escape Downlink NACK" }, { 0x003e, "Escape Uplink Normal" }, { 0x003f, "Escape Uplink NACK" }, { 0x0040, "Fault Report ACK" }, { 0x0041, "Fault Report NACK" }, { 0x0042, "Fault Report" }, { 0x0044, "File Package End Command" }, { 0x0046, "File Package End Result" }, { 0x0047, "File Package End Reject" }, { 0x0048, "File Relation Request" }, { 0x004a, "File Relation Response" }, { 0x004b, "File Relation Request Reject" }, { 0x004c, "File Segment Transfer" }, { 0x004e, "File Segment Transfer Complete" }, { 0x004f, "File Segment Transfer Reject" }, { 0x0050, "HW Information Request" }, { 0x0052, "HW Information Request Accept" }, { 0x0053, "HW Information Request Reject" }, { 0x0054, "HW Information Result ACK" }, { 0x0055, "HW Information Result NACK" }, { 0x0056, "HW Information Result" }, { 0x0060, "IS Configuration Request" }, { 0x0062, "IS Configuration Request Accept" }, { 0x0063, "IS Configuration Request Reject" }, { 0x0064, "IS Configuration Result ACK" }, { 0x0065, "IS Configuration Result NACK" }, { 0x0066, "IS Configuration Result" }, { 0x0068, "Load Data End" }, { 0x006a, "Load Data End Result" }, { 0x006b, "Load Data End Reject" }, { 0x006c, "Load Data Init" }, { 0x006e, "Load Data Init Accept" }, { 0x006f, "Load Data Init Reject" }, { 0x0070, "Loop Control Command" }, { 0x0072, "Loop Control Complete" }, { 0x0073, "Loop Control Reject" }, { 0x0074, "Operational Information" }, { 0x0076, "Operational Information Accept" }, { 0x0077, "Operational Information Reject" }, { 0x0078, "Reset Command" }, { 0x007a, "Reset Complete" }, { 0x007b, "Reset Reject" }, { 0x007c, "RX Configuration Request" }, { 0x007e, "RX Configuration Request Accept" }, { 0x007f, "RX Configuration Request Reject" }, { 0x0080, "RX Configuration Result ACK" }, { 0x0081, "RX Configuration Result NACK" }, { 0x0082, "RX Configuration Result" }, { 0x0084, "Start Request" }, { 0x0086, "Start Request Accept" }, { 0x0087, "Start Request Reject" }, { 0x0088, "Start Result ACK" }, { 0x0089, "Start Result NACK" }, { 0x008a, "Start Result" }, { 0x008c, "Status Request" }, { 0x008e, "Status Response" }, { 0x008f, "Status Reject" }, { 0x0094, "Test Request" }, { 0x0096, "Test Request Accept" }, { 0x0097, "Test Request Reject" }, { 0x0098, "Test Result ACK" }, { 0x0099, "Test Result NACK" }, { 0x009a, "Test Result" }, { 0x00a0, "TF Configuration Request" }, { 0x00a2, "TF Configuration Request Accept" }, { 0x00a3, "TF Configuration Request Reject" }, { 0x00a4, "TF Configuration Result ACK" }, { 0x00a5, "TF Configuration Result NACK" }, { 0x00a6, "TF Configuration Result" }, { 0x00a8, "TS Configuration Request" }, { 0x00aa, "TS Configuration Request Accept" }, { 0x00ab, "TS Configuration Request Reject" }, { 0x00ac, "TS Configuration Result ACK" }, { 0x00ad, "TS Configuration Result NACK" }, { 0x00ae, "TS Configuration Result" }, { 0x00b0, "TX Configuration Request" }, { 0x00b2, "TX Configuration Request Accept" }, { 0x00b3, "TX Configuration Request Reject" }, { 0x00b4, "TX Configuration Result ACK" }, { 0x00b5, "TX Configuration Result NACK" }, { 0x00b6, "TX Configuration Result" }, { 0x00bc, "DIP Alarm Report ACK" }, { 0x00bd, "DIP Alarm Report NACK" }, { 0x00be, "DIP Alarm Report" }, { 0x00c0, "DIP Alarm Status Request" }, { 0x00c2, "DIP Alarm Status Response" }, { 0x00c3, "DIP Alarm Status Reject" }, { 0x00c4, "DIP Quality Report I ACK" }, { 0x00c5, "DIP Quality Report I NACK" }, { 0x00c6, "DIP Quality Report I" }, { 0x00c8, "DIP Quality Report II ACK" }, { 0x00c9, "DIP Quality Report II NACK" }, { 0x00ca, "DIP Quality Report II" }, { 0x00dc, "DP Configuration Request" }, { 0x00de, "DP Configuration Request Accept" }, { 0x00df, "DP Configuration Request Reject" }, { 0x00e0, "DP Configuration Result ACK" }, { 0x00e1, "DP Configuration Result NACK" }, { 0x00e2, "DP Configuration Result" }, { 0x00e4, "Capabilities HW Info Report ACK" }, { 0x00e5, "Capabilities HW Info Report NACK" }, { 0x00e6, "Capabilities HW Info Report" }, { 0x00e8, "Capabilities Request" }, { 0x00ea, "Capabilities Request Accept" }, { 0x00eb, "Capabilities Request Reject" }, { 0x00ec, "Capabilities Result ACK" }, { 0x00ed, "Capabilities Result NACK" }, { 0x00ee, "Capabilities Result" }, { 0x00f0, "FM Configuration Request" }, { 0x00f2, "FM Configuration Request Accept" }, { 0x00f3, "FM Configuration Request Reject" }, { 0x00f4, "FM Configuration Result ACK" }, { 0x00f5, "FM Configuration Result NACK" }, { 0x00f6, "FM Configuration Result" }, { 0x00f8, "FM Report Request" }, { 0x00fa, "FM Report Response" }, { 0x00fb, "FM Report Reject" }, { 0x00fc, "FM Start Command" }, { 0x00fe, "FM Start Complete" }, { 0x00ff, "FM Start Reject" }, { 0x0100, "FM Stop Command" }, { 0x0102, "FM Stop Complete" }, { 0x0103, "FM Stop Reject" }, { 0x0104, "Negotiation Request ACK" }, { 0x0105, "Negotiation Request NACK" }, { 0x0106, "Negotiation Request" }, { 0x0108, "BTS Initiated Request ACK" }, { 0x0109, "BTS Initiated Request NACK" }, { 0x010a, "BTS Initiated Request" }, { 0x010c, "Radio Channels Release Command" }, { 0x010e, "Radio Channels Release Complete" }, { 0x010f, "Radio Channels Release Reject" }, { 0x0118, "Feature Control Command" }, { 0x011a, "Feature Control Complete" }, { 0x011b, "Feature Control Reject" }, { 0x012c, "MCTR Configuration Request" }, { 0x012e, "MCTR Configuration Request Accept" }, { 0x012f, "MCTR Configuration Request Reject" }, { 0x0130, "MCTR Configuration Result ACK" }, { 0x0131, "MCTR Configuration Result NACK" }, { 0x0132, "MCTR Configuration Result" }, { 0x0134, "MCTR Statistics report ACK" }, { 0x0135, "MCTR Statistics report NACK" }, { 0x0136, "MCTR Statistics report" }, { 0, NULL } }; /* TS 12.21 Section 9.4: Attributes */ static const struct value_string om2k_attr_vals[] = { { 0x00, "Accordance indication" }, { 0x01, "Alarm Id" }, { 0x02, "Alarm Data" }, { 0x03, "Alarm Severity" }, { 0x04, "Alarm Status" }, { 0x05, "Alarm Status Type" }, { 0x06, "BCC" }, { 0x07, "BS_AG_BKS_RES" }, { 0x09, "BSIC" }, { 0x0a, "BA_PA_MFRMS" }, { 0x0b, "CBCH Indicator" }, { 0x0c, "CCCH Options" }, { 0x0d, "Calendar Time" }, { 0x0f, "Channel Combination" }, { 0x10, "CON Connection List" }, { 0x11, "Data End Indication" }, { 0x12, "DRX_DEV_MAX" }, { 0x13, "End List Number" }, { 0x14, "External Condition Map Class 1" }, { 0x15, "External Condition Map Class 2" }, { 0x16, "File Relation Indication" }, { 0x17, "File Revision" }, { 0x18, "File Segment Data" }, { 0x19, "File Segment Length" }, { 0x1a, "File Segment Sequence Number" }, { 0x1b, "File Size" }, { 0x1c, "Filling Marker" }, { 0x1d, "FN Offset" }, { 0x1e, "Frequency List" }, { 0x1f, "Frequency Specifier RX" }, { 0x20, "Frequency Specifier TX" }, { 0x21, "HSN" }, { 0x22, "ICM Indicator" }, { 0x23, "Internal Fault Map Class 1A" }, { 0x24, "Internal Fault Map Class 1B" }, { 0x25, "Internal Fault Map Class 2A" }, { 0x26, "Internal Fault Map Class 2A Extension" }, { 0x27, "IS Connection List" }, { 0x28, "List Number" }, { 0x29, "File Package State Indication" }, { 0x2a, "Local Access State" }, { 0x2b, "MAIO" }, { 0x2c, "MO State" }, { 0x2d, "Ny1" }, { 0x2e, "Operational Information" }, { 0x2f, "Power" }, { 0x30, "RU Position Data" }, { 0x31, "Protocol Error" }, { 0x32, "Reason Code" }, { 0x33, "Receiver Diversity" }, { 0x34, "Replacement Unit Map" }, { 0x35, "Result Code" }, { 0x36, "RU Revision Data" }, { 0x38, "T3105" }, { 0x39, "Test Loop Setting" }, { 0x3a, "TF Mode" }, { 0x3b, "TF Compensation Value" }, { 0x3c, "Time Slot Number" }, { 0x3d, "TSC" }, { 0x3e, "RU Logical Id" }, { 0x3f, "RU Serial Number Data" }, { 0x40, "BTS Version" }, { 0x41, "OML IWD Version" }, { 0x42, "RWL IWD Version" }, { 0x43, "OML Function Map 1" }, { 0x44, "OML Function Map 2" }, { 0x45, "RSL Function Map 1" }, { 0x46, "RSL Function Map 2" }, { 0x47, "Extended Range Indicator" }, { 0x48, "Request Indicators" }, { 0x49, "DIP Alarm Condition Map" }, { 0x4a, "ES Incoming" }, { 0x4b, "ES Outgoing" }, { 0x4e, "SES Incoming" }, { 0x4f, "SES Outgoing" }, { 0x50, "Replacement Unit Map Extension" }, { 0x52, "UAS Incoming" }, { 0x53, "UAS Outgoing" }, { 0x58, "DF Incoming" }, { 0x5a, "DF Outgoing" }, { 0x5c, "SF" }, { 0x60, "S Bits Setting" }, { 0x61, "CRC-4 Use Option" }, { 0x62, "T Parameter" }, { 0x63, "N Parameter" }, { 0x64, "N1 Parameter" }, { 0x65, "N3 Parameter" }, { 0x66, "N4 Parameter" }, { 0x67, "P Parameter" }, { 0x68, "Q Parameter" }, { 0x69, "BI_Q1" }, { 0x6a, "BI_Q2" }, { 0x74, "ICM Boundary Parameters" }, { 0x77, "AFT" }, { 0x78, "AFT RAI" }, { 0x79, "Link Supervision Control" }, { 0x7a, "Link Supervision Filtering Time" }, { 0x7b, "Call Supervision Time" }, { 0x7c, "Interval Length UAS Incoming" }, { 0x7d, "Interval Length UAS Outgoing" }, { 0x7e, "ICM Channel Rate" }, { 0x7f, "Attribute Identifier" }, { 0x80, "FM Frequency List" }, { 0x81, "FM Frequency Report" }, { 0x82, "FM Percentile" }, { 0x83, "FM Clear Indication" }, { 0x84, "HW Info Signature" }, { 0x85, "MO Record" }, { 0x86, "TF Synchronisation Source" }, { 0x87, "TTA" }, { 0x88, "End Segment Number" }, { 0x89, "Segment Number" }, { 0x8a, "Capabilities Signature" }, { 0x8c, "File Relation List" }, { 0x90, "Negotiation Record I" }, { 0x91, "Negotiation Record II" }, { 0x92, "Encryption Algorithm" }, { 0x94, "Interference Rejection Combining" }, { 0x95, "Dedication Information" }, { 0x97, "Feature Code" }, { 0x98, "FS Offset" }, { 0x99, "ESB Timeslot" }, { 0x9a, "Master TG Instance" }, { 0x9b, "Master TX Chain Delay" }, { 0x9c, "External Condition Class 2 Extension" }, { 0x9d, "TSs MO State" }, { 0x9e, "Configuration Type" }, { 0x9f, "Jitter Size" }, { 0xa0, "Packing Algorithm" }, { 0xa8, "TRXC List" }, { 0xa9, "Maximum Allowed Power" }, { 0xaa, "Maximum Allowed Number of TRXCs" }, { 0xab, "MCTR Feature Status Bitmap" }, { 0, NULL } }; const struct value_string om2k_mo_class_short_vals[] = { { 0x01, "TRXC" }, { 0x02, "TG" }, { 0x03, "TS" }, { 0x04, "TF" }, { 0x05, "IS" }, { 0x06, "CON" }, { 0x07, "DP" }, { 0x08, "MCTR" }, { 0x0a, "CF" }, { 0x0b, "TX" }, { 0x0c, "RX" }, { 0, NULL } }; const struct value_string om2k_result_strings[] = { { 0x02, "Wrong state or out of sequence" }, { 0x03, "File error" }, { 0x04, "Fault, unspecified" }, { 0x05, "Tuning fault" }, { 0x06, "Protocol error" }, { 0x07, "MO not connected" }, { 0x08, "Parameter error" }, { 0x09, "Optional function not supported" }, { 0x0a, "Local access state LOCALLY DISCONNECTED" }, { 0, NULL } }; const struct value_string om2k_accordance_strings[] = { { 0x00, "Data according to request" }, { 0x01, "Data not according to request" }, { 0x02, "Inconsistent MO data" }, { 0x03, "Capability constraint violation" }, { 0, NULL } }; const struct value_string om2k_mostate_vals[] = { { 0x00, "RESET" }, { 0x01, "STARTED" }, { 0x02, "ENABLED" }, { 0x03, "DISABLED" }, { 0, NULL } }; /* entire decoded OM2K message (header + parsed TLV) */ struct om2k_decoded_msg { struct abis_om2k_hdr o2h; uint16_t msg_type; struct tlv_parsed tp; }; /* resolve the OM2000 Managed Object by BTS + MO Address */ static struct om2k_mo * get_om2k_mo(struct gsm_bts *bts, const struct abis_om2k_mo *abis_mo) { struct om2k_mo *mo = NULL; struct gsm_bts_trx *trx; switch (abis_mo->class) { case OM2K_MO_CLS_DP: mo = &bts->rbs2000.dp.om2k_mo; break; case OM2K_MO_CLS_CF: mo = &bts->rbs2000.cf.om2k_mo; break; case OM2K_MO_CLS_CON: mo = &bts->rbs2000.con.om2k_mo; break; case OM2K_MO_CLS_IS: mo = &bts->rbs2000.is.om2k_mo; break; case OM2K_MO_CLS_TF: mo = &bts->rbs2000.tf.om2k_mo; break; case OM2K_MO_CLS_MCTR: mo = &bts->rbs2000.mctr.om2k_mo; break; case OM2K_MO_CLS_TRXC: trx = gsm_bts_trx_num(bts, abis_mo->inst); if (!trx) return NULL; mo = &trx->rbs2000.trxc.om2k_mo; break; case OM2K_MO_CLS_TX: trx = gsm_bts_trx_num(bts, abis_mo->inst); if (!trx) return NULL; mo = &trx->rbs2000.tx.om2k_mo; break; case OM2K_MO_CLS_RX: trx = gsm_bts_trx_num(bts, abis_mo->inst); if (!trx) return NULL; mo = &trx->rbs2000.rx.om2k_mo; break; case OM2K_MO_CLS_TS: trx = gsm_bts_trx_num(bts, abis_mo->assoc_so); if (!trx) return NULL; if (abis_mo->inst >= ARRAY_SIZE(trx->ts)) return NULL; mo = &trx->ts[abis_mo->inst].rbs2000.om2k_mo; break; default: return NULL; }; return mo; } static struct msgb *om2k_msgb_alloc(void) { return msgb_alloc_headroom(OM_ALLOC_SIZE, OM_HEADROOM_SIZE, "OM2000"); } static int abis_om2k_tlv_parse(struct tlv_parsed *tp, const uint8_t *buf, int len) { return tlv_parse(tp, &om2k_att_tlvdef, buf, len, 0, 0); } static int abis_om2k_msg_tlv_parse(struct tlv_parsed *tp, struct abis_om2k_hdr *oh) { return abis_om2k_tlv_parse(tp, oh->data, oh->om.length - 6); } /* decode/parse the message */ static int om2k_decode_msg(struct om2k_decoded_msg *odm, struct msgb *msg) { struct abis_om2k_hdr *o2h = msgb_l2(msg); odm->msg_type = ntohs(o2h->msg_type); odm->o2h = *o2h; return abis_om2k_msg_tlv_parse(&odm->tp, o2h); } const char *abis_om2k_mo_name(const struct abis_om2k_mo *mo) { static char mo_buf[64]; memset(mo_buf, 0, sizeof(mo_buf)); snprintf(mo_buf, sizeof(mo_buf), "%s/%02x/%02x/%02x", get_value_string(om2k_mo_class_short_vals, mo->class), mo->bts, mo->assoc_so, mo->inst); return mo_buf; } /* resolve the gsm_nm_state data structure for a given MO */ static struct gsm_nm_state *mo2nm_state(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { struct gsm_bts_trx *trx; struct gsm_nm_state *nm_state = NULL; switch (mo->class) { case OM2K_MO_CLS_TRXC: trx = gsm_bts_trx_num(bts, mo->inst); if (!trx) return NULL; nm_state = &trx->mo.nm_state; break; case OM2K_MO_CLS_TS: trx = gsm_bts_trx_num(bts, mo->assoc_so); if (!trx) return NULL; if (mo->inst >= ARRAY_SIZE(trx->ts)) return NULL; nm_state = &trx->ts[mo->inst].mo.nm_state; break; case OM2K_MO_CLS_MCTR: nm_state = &bts->rbs2000.mctr.mo.nm_state; break; case OM2K_MO_CLS_TF: nm_state = &bts->rbs2000.tf.mo.nm_state; break; case OM2K_MO_CLS_IS: nm_state = &bts->rbs2000.is.mo.nm_state; break; case OM2K_MO_CLS_CON: nm_state = &bts->rbs2000.con.mo.nm_state; break; case OM2K_MO_CLS_DP: nm_state = &bts->rbs2000.con.mo.nm_state; break; case OM2K_MO_CLS_CF: nm_state = &bts->mo.nm_state; break; case OM2K_MO_CLS_TX: trx = gsm_bts_trx_num(bts, mo->inst); if (!trx) return NULL; /* FIXME */ break; case OM2K_MO_CLS_RX: trx = gsm_bts_trx_num(bts, mo->inst); if (!trx) return NULL; /* FIXME */ break; } return nm_state; } static void *mo2obj(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { struct gsm_bts_trx *trx; switch (mo->class) { case OM2K_MO_CLS_TX: case OM2K_MO_CLS_RX: case OM2K_MO_CLS_TRXC: return gsm_bts_trx_num(bts, mo->inst); case OM2K_MO_CLS_TS: trx = gsm_bts_trx_num(bts, mo->assoc_so); if (!trx) return NULL; if (mo->inst >= ARRAY_SIZE(trx->ts)) return NULL; return &trx->ts[mo->inst]; case OM2K_MO_CLS_MCTR: case OM2K_MO_CLS_TF: case OM2K_MO_CLS_IS: case OM2K_MO_CLS_CON: case OM2K_MO_CLS_DP: case OM2K_MO_CLS_CF: return bts; } return NULL; } /* Derive an OML Availability state from an OM2000 MO state */ static enum abis_nm_avail_state abis_nm_av_state_from_om2k_av_state(struct abis_om2k_mo *mo, uint8_t mo_state) { bool has_enabled_state; switch (mo->class) { case OM2K_MO_CLS_CF: case OM2K_MO_CLS_TRXC: has_enabled_state = false; break; default: has_enabled_state = true; break; } switch (mo_state) { case OM2K_MOSTATE_RESET: return NM_AVSTATE_POWER_OFF; case OM2K_MOSTATE_STARTED: return has_enabled_state ? NM_AVSTATE_OFF_LINE : NM_AVSTATE_OK; case OM2K_MOSTATE_ENABLED: return NM_AVSTATE_OK; case OM2K_MOSTATE_DISABLED: return NM_AVSTATE_POWER_OFF; default: return NM_AVSTATE_DEGRADED; } } /* The OM2000 -> 12.21 mapping we do doesn't have a separate bb_transc MO, * for compatibility reasons we pretend to have it anyway. */ static void update_bb_trxc_mo_state(struct gsm_bts *bts, struct abis_om2k_mo *mo, uint8_t mo_state) { struct nm_statechg_signal_data nsd; struct gsm_bts_trx *trx; trx = gsm_bts_trx_num(bts, mo->inst); if (!trx) return; memset(&nsd, 0, sizeof(nsd)); nsd.bts = bts; nsd.obj = mo2obj(bts, mo); nsd.old_state = trx->bb_transc.mo.nm_state; nsd.new_state = trx->bb_transc.mo.nm_state; nsd.om2k_mo = mo; nsd.new_state.availability = abis_nm_av_state_from_om2k_av_state(mo, mo_state); trx->bb_transc.mo.nm_state.availability = nsd.new_state.availability; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd); } static void update_mo_state(struct gsm_bts *bts, struct abis_om2k_mo *mo, uint8_t mo_state) { struct gsm_nm_state *nm_state = mo2nm_state(bts, mo); struct nm_statechg_signal_data nsd; if (!nm_state) return; memset(&nsd, 0, sizeof(nsd)); nsd.bts = bts; nsd.obj = mo2obj(bts, mo); nsd.old_state = *nm_state; nsd.new_state = *nm_state; nsd.om2k_mo = mo; nsd.new_state.availability = abis_nm_av_state_from_om2k_av_state(mo, mo_state); /* Update current state before emitting signal: */ nm_state->availability = nsd.new_state.availability; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd); /* When the TRXC MO is updated, also update the BB TRXC accordingly. */ if (mo->class == OM2K_MO_CLS_TRXC) update_bb_trxc_mo_state(bts, mo, mo_state); } /* Derive an OML Operational state from an OM2000 OP state */ static enum abis_nm_op_state abis_nm_op_state_from_om2k_op_state(uint8_t op_state) { switch (op_state) { case 1: return NM_OPSTATE_ENABLED; case 0: return NM_OPSTATE_DISABLED; default: return NM_OPSTATE_NULL; } } /* (see comment in update_bb_trxc_mo_state() above) */ static void update_bb_trxc_op_state(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t op_state) { struct nm_statechg_signal_data nsd; struct gsm_bts_trx *trx; trx = gsm_bts_trx_num(bts, mo->inst); if (!trx) return; memset(&nsd, 0, sizeof(nsd)); nsd.bts = bts; nsd.obj = mo2obj(bts, mo); nsd.old_state = trx->bb_transc.mo.nm_state; nsd.new_state = trx->bb_transc.mo.nm_state; nsd.om2k_mo = mo; nsd.new_state.operational = abis_nm_op_state_from_om2k_op_state(op_state); trx->bb_transc.mo.nm_state.operational = nsd.new_state.operational; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd); } static void update_op_state(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t op_state) { struct gsm_nm_state *nm_state = mo2nm_state(bts, mo); struct nm_statechg_signal_data nsd; if (!nm_state) return; memset(&nsd, 0, sizeof(nsd)); nsd.bts = bts; nsd.obj = mo2obj(bts, mo); nsd.old_state = *nm_state; nsd.new_state = *nm_state; nsd.om2k_mo = mo; nsd.new_state.operational = abis_nm_op_state_from_om2k_op_state(op_state); /* Update current state before emitting signal: */ nm_state->operational = nsd.new_state.operational; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd); /* When the TRXC MO is updated, also update the BB TRXC accordingly. */ if (mo->class == OM2K_MO_CLS_TRXC) update_bb_trxc_op_state(bts, mo, op_state); } static int abis_om2k_sendmsg(struct gsm_bts *bts, struct msgb *msg) { struct abis_om2k_hdr *o2h; struct gsm_bts_trx *trx; 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: case OM2K_MO_CLS_RX: /* Route through per-TRX OML Link to the appropriate TRX */ trx = gsm_bts_trx_num(bts, o2h->mo.inst); if (!trx) { LOGP(DNM, LOGL_ERROR, "MO=%s Tx Dropping msg to non-existing TRX\n", abis_om2k_mo_name(&o2h->mo)); return -ENODEV; } msg->dst = trx->oml_link; break; case OM2K_MO_CLS_TS: /* Route through per-TRX OML Link to the appropriate TRX */ trx = gsm_bts_trx_num(bts, o2h->mo.assoc_so); if (!trx) { LOGP(DNM, LOGL_ERROR, "MO=%s Tx Dropping msg to non-existing TRX\n", abis_om2k_mo_name(&o2h->mo)); return -ENODEV; } msg->dst = trx->oml_link; break; default: /* Route through the IXU/DXU OML Link */ msg->dst = bts->oml_link; break; } return _abis_nm_sendmsg(msg); } static void fill_om2k_hdr(struct abis_om2k_hdr *o2h, const struct abis_om2k_mo *mo, uint16_t msg_type) { o2h->om.mdisc = ABIS_OM_MDISC_FOM; o2h->om.placement = ABIS_OM_PLACEMENT_ONLY; o2h->om.sequence = 0; /* We fill o2h->om.length later during om2k_sendmsg() */ o2h->msg_type = htons(msg_type); memcpy(&o2h->mo, mo, sizeof(o2h->mo)); } static int abis_om2k_cal_time_resp(struct gsm_bts *bts) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; time_t tm_t; struct tm *tm; o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &bts->rbs2000.cf.om2k_mo.addr, OM2K_MSGT_CAL_TIME_RESP); tm_t = time(NULL); tm = localtime(&tm_t); msgb_put_u8(msg, OM2K_DEI_CAL_TIME); msgb_put_u8(msg, tm->tm_year % 100); msgb_put_u8(msg, tm->tm_mon + 1); msgb_put_u8(msg, tm->tm_mday); msgb_put_u8(msg, tm->tm_hour); msgb_put_u8(msg, tm->tm_min); msgb_put_u8(msg, tm->tm_sec); return abis_om2k_sendmsg(bts, msg); } static int abis_om2k_tx_simple(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint16_t msg_type) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, mo, msg_type); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(mo), get_value_string(om2k_msgcode_vals, msg_type)); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_reset_cmd(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_RESET_CMD); } int abis_om2k_tx_start_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_START_REQ); } int abis_om2k_tx_status_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_STATUS_REQ); } int abis_om2k_tx_connect_cmd(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_CONNECT_CMD); } int abis_om2k_tx_disconnect_cmd(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_DISCONNECT_CMD); } int abis_om2k_tx_test_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_TEST_REQ); } int abis_om2k_tx_enable_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_ENABLE_REQ); } int abis_om2k_tx_disable_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_DISABLE_REQ); } int abis_om2k_tx_op_info(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t operational) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, mo, OM2K_MSGT_OP_INFO); msgb_tv_put(msg, OM2K_DEI_OP_INFO, operational); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(mo), get_value_string(om2k_msgcode_vals, OM2K_MSGT_OP_INFO)); /* we update the state here... and send the signal at ACK */ update_op_state(bts, mo, operational); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_cap_req(struct gsm_bts *bts, const struct abis_om2k_mo *mo) { return abis_om2k_tx_simple(bts, mo, OM2K_MSGT_CAPA_REQ); } int abis_om2k_tx_arb(struct gsm_bts *bts, struct abis_om2k_mo *mo, uint16_t req, uint8_t *buf, int buf_len) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, mo, req); if (buf_len) memcpy(msgb_put(msg, buf_len), buf, buf_len); return abis_om2k_sendmsg(bts, msg); } static void om2k_fill_is_conn_grp(struct om2k_is_conn_grp *grp, uint16_t icp1, uint16_t icp2, uint8_t cont_idx) { grp->icp1 = htons(icp1); grp->icp2 = htons(icp2); grp->cont_idx = cont_idx; } int abis_om2k_tx_is_conf_req(struct gsm_bts *bts) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; struct is_conn_group *grp; unsigned int num_grps = 0, i = 0; struct om2k_is_conn_grp *cg; /* count number of groups in linked list */ llist_for_each_entry(grp, &bts->rbs2000.is.conn_groups, list) num_grps++; if (!num_grps) return -EINVAL; /* allocate buffer for oml group array */ cg = talloc_zero_array(bts, struct om2k_is_conn_grp, num_grps); /* fill array with data from linked list */ llist_for_each_entry(grp, &bts->rbs2000.is.conn_groups, list) om2k_fill_is_conn_grp(&cg[i++], grp->icp1, grp->icp2, grp->ci); o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &bts->rbs2000.is.om2k_mo.addr, OM2K_MSGT_IS_CONF_REQ); msgb_tv_put(msg, OM2K_DEI_LIST_NR, 1); msgb_tv_put(msg, OM2K_DEI_END_LIST_NR, 1); msgb_tlv_put(msg, OM2K_DEI_IS_CONN_LIST, num_grps * sizeof(*cg), (uint8_t *)cg); talloc_free(cg); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(&bts->rbs2000.is.om2k_mo.addr), get_value_string(om2k_msgcode_vals, OM2K_MSGT_IS_CONF_REQ)); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_con_conf_req(struct gsm_bts *bts) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; struct con_group *grp; unsigned int num_grps = 0; /* count number of groups in linked list */ llist_for_each_entry(grp, &bts->rbs2000.con.conn_groups, list) num_grps++; if (!num_grps) return -EINVAL; /* first build the value part of the OM2K_DEI_CON_CONN_LIST DEI */ msgb_put_u8(msg, num_grps); llist_for_each_entry(grp, &bts->rbs2000.con.conn_groups, list) { struct con_path *cp; unsigned int num_paths = 0; llist_for_each_entry(cp, &grp->paths, list) num_paths++; msgb_put_u8(msg, num_paths); llist_for_each_entry(cp, &grp->paths, list) { struct om2k_con_path *om2k_cp; om2k_cp = (struct om2k_con_path *) msgb_put(msg, sizeof(*om2k_cp)); om2k_cp->ccp = htons(cp->ccp); om2k_cp->ci = cp->ci; om2k_cp->tag = cp->tag; om2k_cp->tei = cp->tei; } } msgb_push_u8(msg, msgb_length(msg)); msgb_push_u8(msg, OM2K_DEI_CON_CONN_LIST); /* pre-pend the list number DEIs */ msgb_tv_push(msg, OM2K_DEI_END_LIST_NR, 1); msgb_tv_push(msg, OM2K_DEI_LIST_NR, 1); /* pre-pend the OM2K header */ o2k = (struct abis_om2k_hdr *) msgb_push(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &bts->rbs2000.con.om2k_mo.addr, OM2K_MSGT_CON_CONF_REQ); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(&bts->rbs2000.con.om2k_mo.addr), get_value_string(om2k_msgcode_vals, OM2K_MSGT_CON_CONF_REQ)); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_mctr_conf_req(struct gsm_bts *bts) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; struct gsm_bts_trx *trx; uint8_t trxc_list = 0; const uint8_t features[] = { 0x00 }; /* build trxc list */ llist_for_each_entry(trx, &bts->trx_list, list) trxc_list |= (1 << trx->nr); /* fill message */ msgb_tv16_put(msg, OM2K_DEI_TRXC_LIST, osmo_swab16(trxc_list)); /* Read as LE by the BTS ... */ msgb_tv_put (msg, OM2K_DEI_MAX_ALLOWED_POWER, 0x31); msgb_tv_put (msg, OM2K_DEI_MAX_ALLOWED_NUM_TRXCS, 0x08); msgb_tlv_put (msg, OM2K_DEI_MCTR_FEAT_STATUS_BMAP, 1, features); /* pre-pend the OM2K header */ o2k = (struct abis_om2k_hdr *) msgb_push(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &bts->rbs2000.mctr.om2k_mo.addr, OM2K_MSGT_MCTR_CONF_REQ); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(&bts->rbs2000.mctr.om2k_mo.addr), get_value_string(om2k_msgcode_vals, OM2K_MSGT_MCTR_CONF_REQ)); 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 = 255; } 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); /* OM2K_DEI_FREQ_SPEC_RX: Using trx_nr as "RX address" only works for single MCTR case */ msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_RX, 0x8000 | ((uint16_t)trx->nr << 10)); msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, trx->rbs2000.rx_diversity); 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); /* OM2K_DEI_FREQ_SPEC_TX: Using trx_nr as "TX address" only works for single MCTR case */ msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_TX, trx->arfcn | ((uint16_t)trx->nr << 10)); msgb_tv_put(msg, OM2K_DEI_POWER, trx->nominal_power-trx->max_power_red); msgb_tv_put(msg, OM2K_DEI_FILLING_MARKER, trx != trx->bts->c0); /* Filling enabled for C0 only */ msgb_tv_put(msg, OM2K_DEI_BCC, trx->bts->bsic & 0x7); /* Dedication Information is optional */ return abis_om2k_sendmsg(trx->bts, msg); } enum abis_om2k_tf_mode { OM2K_TF_MODE_MASTER = 0x00, OM2K_TF_MODE_STANDALONE = 0x01, OM2K_TF_MODE_SLAVE = 0x02, OM2K_TF_MODE_UNDEFINED = 0xff, }; static const uint8_t fs_offset_undef[5] = { 0xff, 0xff, 0xff, 0xff, 0xff }; int abis_om2k_tx_tf_conf_req(struct gsm_bts *bts) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &bts->rbs2000.tf.om2k_mo.addr, OM2K_MSGT_TF_CONF_REQ); msgb_tv_put(msg, OM2K_DEI_TF_MODE, OM2K_TF_MODE_STANDALONE); msgb_tv_put(msg, OM2K_DEI_TF_SYNC_SRC, bts->rbs2000.sync_src); msgb_tv_fixed_put(msg, OM2K_DEI_FS_OFFSET, sizeof(fs_offset_undef), fs_offset_undef); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(&bts->rbs2000.tf.om2k_mo.addr), get_value_string(om2k_msgcode_vals, OM2K_MSGT_TF_CONF_REQ)); return abis_om2k_sendmsg(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: case GSM_PCHAN_OSMO_DYN: return 8; default: return 0; } } static uint8_t ts2comb(struct gsm_bts_trx_ts *ts) { if (ts->pchan_on_init == GSM_PCHAN_TCH_F_PDCH) { LOGP(DNM, LOGL_ERROR, "%s pchan %s not intended for use with OM2000, use %s instead\n", gsm_ts_and_pchan_name(ts), gsm_pchan_name(GSM_PCHAN_TCH_F_PDCH), gsm_pchan_name(GSM_PCHAN_OSMO_DYN)); /* If we allowed initialization of TCH/F_PDCH, it would fail * when we try to send the ip.access specific RSL PDCH Act * message for it. Rather fail completely right now: */ return 0; } return pchan2comb(ts->pchan_from_config); } static int put_freq_list(uint8_t *buf, struct gsm_bts_trx_ts *ts, uint16_t arfcn) { struct gsm_bts_trx *t, *trx = NULL; /* Find the TRX that's configured for that ARFCN */ llist_for_each_entry(t, &ts->trx->bts->trx_list, list) if (t->arfcn == arfcn) { trx = t; break; } if (!trx) { LOGP(DNM, LOGL_ERROR, "Trying to use ARFCN %d for hopping with no TRX configured for it", arfcn); return 0; } /* * [7:4] - TX address * This must be the same number that was used when configuring the TX * MO object with that target arfcn * * [3:0] - RX address * The logical TRX number we're configuring the hopping sequence for * This must basically match the MO object instance number * * ATM since we only support 1 MCTR, we use trx->nr */ buf[0] = (trx->nr << 4) | ts->trx->nr; /* ARFCN Number */ buf[1] = (arfcn >> 8); buf[2] = (arfcn & 0xff); /* C0 marker */ if (trx == trx->bts->c0) buf[1] |= 0x04; return 3; } /* 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; int len; 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 += put_freq_list(cur, ts, i); } } else cur += put_freq_list(cur, ts, ts->trx->arfcn); len = cur - list; return len; } const uint8_t icm_bound_params[] = { 0x02, 0x06, 0x0c, 0x16, 0x06 }; 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); memset(freq_list, 0, sizeof(freq_list)); 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); msgb_tv_put(msg, OM2K_DEI_COMBINATION, ts2comb(ts)); 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, ts->trx->rbs2000.rx_diversity); 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_from_config) { case GSM_PCHAN_CCCH: 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_CCCH_SDCCH4: msgb_tv_put(msg, OM2K_DEI_T3105, osmo_tdef_get(ts->trx->bts->network->T_defs, 3105, OSMO_TDEF_MS, -1) / 10); msgb_tv_put(msg, OM2K_DEI_NY1, 35); msgb_tv_put(msg, OM2K_DEI_BA_PA_MFRMS, 0x06); msgb_tv_put(msg, OM2K_DEI_CBCH_INDICATOR, 0); msgb_tv_put(msg, OM2K_DEI_TSC, gsm_ts_tsc(ts)); msgb_tv_put(msg, OM2K_DEI_BS_AG_BKS_RES, 0x01); msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0); 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); msgb_tv_fixed_put(msg, OM2K_DEI_ICM_BOUND_PARAMS, sizeof(icm_bound_params), icm_bound_params); break; case GSM_PCHAN_SDCCH8_SACCH8C: msgb_tv_put(msg, OM2K_DEI_T3105, osmo_tdef_get(ts->trx->bts->network->T_defs, 3105, OSMO_TDEF_MS, -1) / 10); msgb_tv_put(msg, OM2K_DEI_NY1, 35); msgb_tv_put(msg, OM2K_DEI_CBCH_INDICATOR, 0); msgb_tv_put(msg, OM2K_DEI_TSC, gsm_ts_tsc(ts)); /* Disable RF RESOURCE INDICATION on idle channels */ msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0); msgb_tv_fixed_put(msg, OM2K_DEI_ICM_BOUND_PARAMS, sizeof(icm_bound_params), icm_bound_params); break; default: msgb_tv_put(msg, OM2K_DEI_T3105, osmo_tdef_get(ts->trx->bts->network->T_defs, 3105, OSMO_TDEF_MS, -1) / 10); msgb_tv_put(msg, OM2K_DEI_NY1, 35); msgb_tv_put(msg, OM2K_DEI_TSC, gsm_ts_tsc(ts)); /* Disable RF RESOURCE INDICATION on idle channels */ msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0); msgb_tv_fixed_put(msg, OM2K_DEI_ICM_BOUND_PARAMS, sizeof(icm_bound_params), icm_bound_params); msgb_tv_put(msg, OM2K_DEI_TTA, 10); /* Timer for Time Alignment */ if (ts->pchan_from_config == GSM_PCHAN_TCH_H) msgb_tv_put(msg, OM2K_DEI_ICM_CHAN_RATE, 1); /* TCH/H */ else msgb_tv_put(msg, OM2K_DEI_ICM_CHAN_RATE, 0); /* TCH/F */ msgb_tv_put(msg, OM2K_DEI_LSC, 1); /* enabled */ msgb_tv_put(msg, OM2K_DEI_LSC_FILT_TIME, 10); /* units of 100ms */ msgb_tv_put(msg, OM2K_DEI_CALL_SUPV_TIME, 8); msgb_tv_put(msg, OM2K_DEI_ENCR_ALG, 0x00); /* Those are only use for superchannel */ if (ts->trx->bts->rbs2000.use_superchannel) { msgb_tv_put(msg, OM2K_DEI_CONFIG_TYPE, 0x00); /* 1-bit, lsb */ msgb_tv_put(msg, OM2K_DEI_JITTER_SIZE, 0x37); msgb_tv_put(msg, OM2K_DEI_PACKING_ALGO, 0x01); } break; } DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(&mo), get_value_string(om2k_msgcode_vals, OM2K_MSGT_TS_CONF_REQ)); return abis_om2k_sendmsg(ts->trx->bts, msg); } /*********************************************************************** * OM2000 Managed Object (MO) FSM ***********************************************************************/ #define S(x) (1 << (x)) enum om2k_event_name { OM2K_MO_EVT_RESET, OM2K_MO_EVT_START, OM2K_MO_EVT_CHILD_TERM, OM2K_MO_EVT_RX_CONN_COMPL, OM2K_MO_EVT_RX_RESET_COMPL, OM2K_MO_EVT_RX_START_REQ_ACCEPT, OM2K_MO_EVT_RX_START_RES, OM2K_MO_EVT_RX_CFG_REQ_ACCEPT, OM2K_MO_EVT_RX_CFG_RES, OM2K_MO_EVT_RX_ENA_REQ_ACCEPT, OM2K_MO_EVT_RX_ENA_RES, OM2K_MO_EVT_RX_OPINFO_ACC, }; static const struct value_string om2k_event_names[] = { { OM2K_MO_EVT_RESET, "RESET" }, { OM2K_MO_EVT_START, "START" }, { OM2K_MO_EVT_CHILD_TERM, "CHILD-TERM" }, { OM2K_MO_EVT_RX_CONN_COMPL, "RX-CONN-COMPL" }, { OM2K_MO_EVT_RX_RESET_COMPL, "RX-RESET-COMPL" }, { OM2K_MO_EVT_RX_START_REQ_ACCEPT, "RX-RESET-REQ-ACCEPT" }, { OM2K_MO_EVT_RX_START_RES, "RX-START-RESULT" }, { OM2K_MO_EVT_RX_CFG_REQ_ACCEPT, "RX-CFG-REQ-ACCEPT" }, { OM2K_MO_EVT_RX_CFG_RES, "RX-CFG-RESULT" }, { OM2K_MO_EVT_RX_ENA_REQ_ACCEPT, "RX-ENABLE-REQ-ACCEPT" }, { OM2K_MO_EVT_RX_ENA_RES, "RX-ENABLE-RESULT" }, { OM2K_MO_EVT_RX_OPINFO_ACC, "RX-OPINFO-ACCEPT" }, { 0, NULL } }; enum om2k_mo_fsm_state { OM2K_ST_INIT, OM2K_ST_WAIT_CONN_COMPL, OM2K_ST_WAIT_RES_COMPL, OM2K_ST_WAIT_START_ACCEPT, OM2K_ST_WAIT_START_RES, OM2K_ST_WAIT_CFG_ACCEPT, OM2K_ST_WAIT_CFG_RES, OM2K_ST_WAIT_ENABLE_ACCEPT, OM2K_ST_WAIT_ENABLE_RES, OM2K_ST_WAIT_OPINFO_ACCEPT, OM2K_ST_DONE, OM2K_ST_ERROR, }; struct om2k_mo_fsm_priv { struct gsm_bts_trx *trx; struct om2k_mo *mo; uint8_t ts_nr; uint32_t done_event; }; static void om2k_mo_st_init(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; OSMO_ASSERT(event == OM2K_MO_EVT_START); switch (omfp->mo->addr.class) { case OM2K_MO_CLS_CF: /* no Connect required, is always connected */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_START_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_start_req(omfp->trx->bts, &omfp->mo->addr); break; case OM2K_MO_CLS_TRXC: /* no Connect required, start with Reset */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_RES_COMPL, OM2K_TIMEOUT, 0); abis_om2k_tx_reset_cmd(omfp->trx->bts, &omfp->mo->addr); break; default: /* start with Connect */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_CONN_COMPL, OM2K_TIMEOUT, 0); abis_om2k_tx_connect_cmd(omfp->trx->bts, &omfp->mo->addr); break; } } static void om2k_mo_st_wait_conn_compl(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; switch (omfp->mo->addr.class) { #if 0 case OM2K_MO_CLS_TF: /* skip the reset, hope that helps */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_START_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_start_req(omfp->trx->bts, &omfp->mo->addr); break; #endif default: osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_RES_COMPL, OM2K_TIMEOUT, 0); abis_om2k_tx_reset_cmd(omfp->trx->bts, &omfp->mo->addr); break; } } static void om2k_mo_st_wait_res_compl(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_START_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_start_req(omfp->trx->bts, &omfp->mo->addr); } static void om2k_mo_st_wait_start_accept(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_decoded_msg *omd = data; switch (omd->msg_type) { case OM2K_MSGT_START_REQ_ACK: osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_START_RES, OM2K_TIMEOUT, 0); break; case OM2K_MSGT_START_REQ_REJ: osmo_fsm_inst_state_chg(fi, OM2K_ST_ERROR, 0, 0); break; } } static void om2k_mo_st_wait_start_res(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; struct gsm_bts_trx_ts *ts; switch (omfp->mo->addr.class) { case OM2K_MO_CLS_CF: case OM2K_MO_CLS_TRXC: /* Transition directly to Operational Info */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_OPINFO_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_op_info(omfp->trx->bts, &omfp->mo->addr, 1); return; case OM2K_MO_CLS_DP: /* Transition directory to WAIT_ENABLE_ACCEPT */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_ENABLE_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_enable_req(omfp->trx->bts, &omfp->mo->addr); return; #if 0 case OM2K_MO_CLS_TF: /* skip the config, hope that helps speeding things up */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_ENABLE_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_enable_req(omfp->trx->bts, &omfp->mo->addr); return; #endif } osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_CFG_ACCEPT, OM2K_TIMEOUT, 0); switch (omfp->mo->addr.class) { case OM2K_MO_CLS_TF: abis_om2k_tx_tf_conf_req(omfp->trx->bts); break; case OM2K_MO_CLS_IS: abis_om2k_tx_is_conf_req(omfp->trx->bts); break; case OM2K_MO_CLS_CON: abis_om2k_tx_con_conf_req(omfp->trx->bts); break; case OM2K_MO_CLS_MCTR: abis_om2k_tx_mctr_conf_req(omfp->trx->bts); break; case OM2K_MO_CLS_TX: abis_om2k_tx_tx_conf_req(omfp->trx); break; case OM2K_MO_CLS_RX: abis_om2k_tx_rx_conf_req(omfp->trx); break; case OM2K_MO_CLS_TS: ts = mo2obj(omfp->trx->bts, &omfp->mo->addr); abis_om2k_tx_ts_conf_req(ts); break; } } static void om2k_mo_st_wait_cfg_accept(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; uint32_t timeout = OM2K_TIMEOUT; if (omfp->mo->addr.class == OM2K_MO_CLS_TF) timeout = 600; osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_CFG_RES, timeout, 0); } static void om2k_mo_st_wait_cfg_res(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; struct om2k_decoded_msg *omd = data; uint8_t accordance; if (!TLVP_PRESENT(&omd->tp, OM2K_DEI_ACCORDANCE_IND)) { osmo_fsm_inst_state_chg(fi, OM2K_ST_ERROR, 0, 0); return; } accordance = *TLVP_VAL(&omd->tp, OM2K_DEI_ACCORDANCE_IND); if (accordance != 0) { /* accordance not OK */ osmo_fsm_inst_state_chg(fi, OM2K_ST_ERROR, 0, 0); return; } osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_ENABLE_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_enable_req(omfp->trx->bts, &omfp->mo->addr); } static void om2k_mo_st_wait_enable_accept(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; struct om2k_decoded_msg *omd = data; switch (omd->msg_type) { case OM2K_MSGT_ENABLE_REQ_REJ: osmo_fsm_inst_state_chg(fi, OM2K_ST_ERROR, 0, 0); break; case OM2K_MSGT_ENABLE_REQ_ACK: if (omfp->mo->addr.class == OM2K_MO_CLS_IS && omfp->trx->bts->rbs2000.use_superchannel) e1inp_ericsson_set_altc(omfp->trx->bts->oml_link->ts->line, 1); osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_ENABLE_RES, OM2K_TIMEOUT, 0); } } static void om2k_mo_st_wait_enable_res(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_mo_fsm_priv *omfp = fi->priv; //struct om2k_decoded_msg *omd = data; /* TODO: check if state is actually enabled now? */ osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_OPINFO_ACCEPT, OM2K_TIMEOUT, 0); abis_om2k_tx_op_info(omfp->trx->bts, &omfp->mo->addr, 1); } static void om2k_mo_st_wait_opinfo_accept(struct osmo_fsm_inst *fi, uint32_t event, void *data) { osmo_fsm_inst_state_chg(fi, OM2K_ST_DONE, 0, 0); } static void om2k_mo_s_done_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state) { struct om2k_mo_fsm_priv *omfp = fi->priv; if (fi->proc.parent) osmo_fsm_inst_dispatch(fi->proc.parent, omfp->done_event, NULL); } static void om2k_mo_s_error_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state) { struct om2k_mo_fsm_priv *omfp = fi->priv; omfp->mo->fsm = NULL; osmo_fsm_inst_term(fi, OSMO_FSM_TERM_ERROR, NULL); } static void om2k_mo_allstate(struct osmo_fsm_inst *fi, uint32_t event, void *data) { switch (event) { case OM2K_MO_EVT_RESET: osmo_fsm_inst_broadcast_children(fi, event, data); osmo_fsm_inst_state_chg(fi, OM2K_ST_INIT, 0, 0); break; default: OSMO_ASSERT(0); } } static const struct osmo_fsm_state om2k_is_states[] = { [OM2K_ST_INIT] = { .name = "INIT", .in_event_mask = S(OM2K_MO_EVT_START), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_CONN_COMPL) | S(OM2K_ST_WAIT_START_ACCEPT) | S(OM2K_ST_WAIT_RES_COMPL), .action = om2k_mo_st_init, }, [OM2K_ST_WAIT_CONN_COMPL] = { .name = "WAIT-CONN-COMPL", .in_event_mask = S(OM2K_MO_EVT_RX_CONN_COMPL), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_START_ACCEPT) | S(OM2K_ST_WAIT_RES_COMPL), .action = om2k_mo_st_wait_conn_compl, }, [OM2K_ST_WAIT_RES_COMPL] = { .name = "WAIT-RES-COMPL", .in_event_mask = S(OM2K_MO_EVT_RX_RESET_COMPL), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_START_ACCEPT), .action = om2k_mo_st_wait_res_compl, }, [OM2K_ST_WAIT_START_ACCEPT] = { .name = "WAIT-START-ACCEPT", .in_event_mask = S(OM2K_MO_EVT_RX_START_REQ_ACCEPT), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_START_RES), .action =om2k_mo_st_wait_start_accept, }, [OM2K_ST_WAIT_START_RES] = { .name = "WAIT-START-RES", .in_event_mask = S(OM2K_MO_EVT_RX_START_RES), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_CFG_ACCEPT) | S(OM2K_ST_WAIT_OPINFO_ACCEPT) | S(OM2K_ST_WAIT_ENABLE_ACCEPT), .action = om2k_mo_st_wait_start_res, }, [OM2K_ST_WAIT_CFG_ACCEPT] = { .name = "WAIT-CFG-ACCEPT", .in_event_mask = S(OM2K_MO_EVT_RX_CFG_REQ_ACCEPT), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_CFG_RES), .action = om2k_mo_st_wait_cfg_accept, }, [OM2K_ST_WAIT_CFG_RES] = { .name = "WAIT-CFG-RES", .in_event_mask = S(OM2K_MO_EVT_RX_CFG_RES), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_ENABLE_ACCEPT), .action = om2k_mo_st_wait_cfg_res, }, [OM2K_ST_WAIT_ENABLE_ACCEPT] = { .name = "WAIT-ENABLE-ACCEPT", .in_event_mask = S(OM2K_MO_EVT_RX_ENA_REQ_ACCEPT), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_ENABLE_RES), .action = om2k_mo_st_wait_enable_accept, }, [OM2K_ST_WAIT_ENABLE_RES] = { .name = "WAIT-ENABLE-RES", .in_event_mask = S(OM2K_MO_EVT_RX_ENA_RES), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR) | S(OM2K_ST_WAIT_OPINFO_ACCEPT), .action = om2k_mo_st_wait_enable_res, }, [OM2K_ST_WAIT_OPINFO_ACCEPT] = { .name = "WAIT-OPINFO-ACCEPT", .in_event_mask = S(OM2K_MO_EVT_RX_OPINFO_ACC), .out_state_mask = S(OM2K_ST_DONE) | S(OM2K_ST_INIT) | S(OM2K_ST_ERROR), .action = om2k_mo_st_wait_opinfo_accept, }, [OM2K_ST_DONE] = { .name = "DONE", .in_event_mask = 0, .out_state_mask = S(OM2K_ST_INIT), .onenter = om2k_mo_s_done_onenter, }, [OM2K_ST_ERROR] = { .name = "ERROR", .in_event_mask = 0, .out_state_mask = S(OM2K_ST_INIT), .onenter = om2k_mo_s_error_onenter, }, }; static int om2k_mo_timer_cb(struct osmo_fsm_inst *fi) { osmo_fsm_inst_state_chg(fi, OM2K_ST_ERROR, 0, 0); return 0; } static struct osmo_fsm om2k_mo_fsm = { .name = "OM2000-MO", .states = om2k_is_states, .num_states = ARRAY_SIZE(om2k_is_states), .log_subsys = DNM, .allstate_event_mask = S(OM2K_MO_EVT_RESET), .allstate_action = om2k_mo_allstate, .event_names = om2k_event_names, .timer_cb = om2k_mo_timer_cb, }; static struct osmo_fsm_inst *om2k_mo_fsm_alloc(struct osmo_fsm_inst *parent, uint32_t done_event, struct gsm_bts_trx *trx, struct om2k_mo *mo) { struct osmo_fsm_inst *fi; struct om2k_mo_fsm_priv *omfp; char idbuf[64]; snprintf(idbuf, sizeof(idbuf), "%s-%s-%02x-%02x-%02x", parent->id, get_value_string(om2k_mo_class_short_vals, mo->addr.class), mo->addr.bts, mo->addr.assoc_so, mo->addr.inst); fi = osmo_fsm_inst_alloc_child_id(&om2k_mo_fsm, parent, OM2K_MO_EVT_CHILD_TERM, idbuf); if (!fi) return NULL; mo->fsm = fi; omfp = talloc_zero(fi, struct om2k_mo_fsm_priv); omfp->mo = mo; omfp->trx = trx; omfp->done_event = done_event; fi->priv = omfp; return fi; } static void om2k_mo_fsm_start(struct om2k_mo *mo) { osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_START, NULL); } int om2k_mo_fsm_recvmsg(struct gsm_bts *bts, struct om2k_mo *mo, struct om2k_decoded_msg *odm) { switch (odm->msg_type) { case OM2K_MSGT_CONNECT_COMPL: case OM2K_MSGT_CONNECT_REJ: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_CONN_COMPL, odm); break; case OM2K_MSGT_RESET_COMPL: case OM2K_MSGT_RESET_REJ: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_RESET_COMPL, odm); break; case OM2K_MSGT_START_REQ_ACK: case OM2K_MSGT_START_REQ_REJ: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_START_REQ_ACCEPT, odm); break; case OM2K_MSGT_START_RES: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_START_RES, odm); break; case OM2K_MSGT_CON_CONF_REQ_ACK: case OM2K_MSGT_IS_CONF_REQ_ACK: case OM2K_MSGT_MCTR_CONF_REQ_ACK: case OM2K_MSGT_RX_CONF_REQ_ACK: case OM2K_MSGT_TF_CONF_REQ_ACK: case OM2K_MSGT_TS_CONF_REQ_ACK: case OM2K_MSGT_TX_CONF_REQ_ACK: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_CFG_REQ_ACCEPT, odm); break; case OM2K_MSGT_CON_CONF_RES: case OM2K_MSGT_IS_CONF_RES: case OM2K_MSGT_MCTR_CONF_RES: case OM2K_MSGT_RX_CONF_RES: case OM2K_MSGT_TF_CONF_RES: case OM2K_MSGT_TS_CONF_RES: case OM2K_MSGT_TX_CONF_RES: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_CFG_RES, odm); break; case OM2K_MSGT_ENABLE_REQ_ACK: case OM2K_MSGT_ENABLE_REQ_REJ: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_ENA_REQ_ACCEPT, odm); break; case OM2K_MSGT_ENABLE_RES: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_ENA_RES, odm); break; case OM2K_MSGT_OP_INFO_ACK: case OM2K_MSGT_OP_INFO_REJ: osmo_fsm_inst_dispatch(mo->fsm, OM2K_MO_EVT_RX_OPINFO_ACC, odm); break; default: return -1; } return 0; } /*********************************************************************** * OM2000 TRX Finite State Machine, initializes TRXC and all siblings ***********************************************************************/ enum om2k_trx_event { OM2K_TRX_EVT_RESET = OM2K_MO_EVT_RESET, OM2K_TRX_EVT_START = OM2K_MO_EVT_START, OM2K_TRX_EVT_CHILD_TERM = OM2K_MO_EVT_CHILD_TERM, OM2K_TRX_EVT_TRXC_DONE, OM2K_TRX_EVT_TX_DONE, OM2K_TRX_EVT_RX_DONE, OM2K_TRX_EVT_TS_DONE, OM2K_TRX_EVT_STOP, }; static struct value_string om2k_trx_events[] = { { OM2K_TRX_EVT_RESET, "RESET" }, { OM2K_TRX_EVT_START, "START" }, { OM2K_TRX_EVT_CHILD_TERM, "CHILD-TERM" }, { OM2K_TRX_EVT_TRXC_DONE, "TRXC-DONE" }, { OM2K_TRX_EVT_TX_DONE, "TX-DONE" }, { OM2K_TRX_EVT_RX_DONE, "RX-DONE" }, { OM2K_TRX_EVT_TS_DONE, "TS-DONE" }, { OM2K_TRX_EVT_STOP, "STOP" }, { 0, NULL } }; enum om2k_trx_state { OM2K_TRX_S_INIT, OM2K_TRX_S_WAIT_TRXC, OM2K_TRX_S_WAIT_TX, OM2K_TRX_S_WAIT_RX, OM2K_TRX_S_WAIT_TS, OM2K_TRX_S_SEND_SI, OM2K_TRX_S_DONE, OM2K_TRX_S_ERROR }; struct om2k_trx_fsm_priv { struct gsm_bts_trx *trx; uint8_t cur_ts_nr; uint32_t done_event; }; static void om2k_trx_s_init(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; /* First initialize TRXC */ osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_WAIT_TRXC, TRX_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&otfp->trx->rbs2000.trxc.om2k_mo); } static void om2k_trx_s_wait_trxc(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; /* Initialize TX after TRXC */ osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_WAIT_TX, TRX_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&otfp->trx->rbs2000.tx.om2k_mo); } static void om2k_trx_s_wait_tx(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; /* Initialize RX after TX */ osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_WAIT_RX, TRX_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&otfp->trx->rbs2000.rx.om2k_mo); } static void om2k_trx_s_wait_rx(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; struct gsm_bts_trx_ts *ts; /* Initialize Timeslots after TX */ osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_WAIT_TS, TRX_FSM_TIMEOUT, 0); otfp->cur_ts_nr = 0; ts = &otfp->trx->ts[otfp->cur_ts_nr]; om2k_mo_fsm_start(&ts->rbs2000.om2k_mo); } static void om2k_trx_s_wait_ts(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; struct gsm_bts_trx_ts *ts; /* next ? */ if (++otfp->cur_ts_nr < 8) { /* iterate to the next timeslot */ ts = &otfp->trx->ts[otfp->cur_ts_nr]; om2k_mo_fsm_start(&ts->rbs2000.om2k_mo); } else { /* only after all 8 TS */ osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_SEND_SI, 0, 0); } } static void om2k_trx_s_send_si(struct osmo_fsm_inst *fi, uint32_t prev_state) { struct om2k_trx_fsm_priv *otfp = fi->priv; if (gsm_bts_trx_set_system_infos(otfp->trx) == 0) osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_DONE, 0, 0); else osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_ERROR, 0, 0); } static void om2k_trx_s_done_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state) { struct om2k_trx_fsm_priv *otfp = fi->priv; struct nm_statechg_signal_data nsd; struct nm_statechg_signal_data nsd_bb_transc; struct gsm_bts_trx *trx = otfp->trx; unsigned int i; memset(&nsd, 0, sizeof(nsd)); nsd.bts = trx->bts; nsd.obj = trx; nsd.old_state = trx->mo.nm_state; nsd.new_state = trx->mo.nm_state; nsd.om2k_mo = &trx->rbs2000.trxc.om2k_mo.addr; /* See e1_config:bts_isdn_sign_link() / OS#4914 */ nsd.new_state.administrative = NM_STATE_UNLOCKED; trx->mo.nm_state.administrative = nsd.new_state.administrative; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd); /* The OM2000 -> 12.21 mapping we do doesn't have separate bb_transc MO, * for compatibility reasons we pretend to have it anyway and mirror the * mo state of the TRXC on it. */ memset(&nsd_bb_transc, 0, sizeof(nsd)); nsd_bb_transc.bts = trx->bts; nsd_bb_transc.obj = &trx->bb_transc; nsd_bb_transc.old_state = trx->bb_transc.mo.nm_state; nsd_bb_transc.new_state = trx->bb_transc.mo.nm_state; nsd_bb_transc.om2k_mo = &trx->rbs2000.trxc.om2k_mo.addr; nsd_bb_transc.new_state.administrative = NM_STATE_UNLOCKED; trx->bb_transc.mo.nm_state.administrative = nsd_bb_transc.new_state.administrative; osmo_signal_dispatch(SS_NM, S_NM_STATECHG, &nsd_bb_transc); abis_om2000_fsm_transc_becomes_enabled(trx); if (fi->proc.parent) osmo_fsm_inst_dispatch(fi->proc.parent, otfp->done_event, NULL); /* Notify the timeslot FSM that all TRX initialization steps are done. */ for (i = 0; i < ARRAY_SIZE(trx->ts); i++) osmo_fsm_inst_dispatch(trx->ts[i].fi, TS_EV_OML_READY, NULL); } static void om2k_trx_allstate(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_trx_fsm_priv *otfp = fi->priv; switch (event) { case OM2K_TRX_EVT_RESET: abis_om2000_fsm_transc_becomes_disabled(otfp->trx); osmo_fsm_inst_broadcast_children(fi, event, data); osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_INIT, 0, 0); break; default: OSMO_ASSERT(0); } } static const struct osmo_fsm_state om2k_trx_states[] = { [OM2K_TRX_S_INIT] = { .in_event_mask = S(OM2K_TRX_EVT_START), .out_state_mask = S(OM2K_TRX_S_WAIT_TRXC) | S(OM2K_TRX_S_INIT), .name = "INIT", .action = om2k_trx_s_init, }, [OM2K_TRX_S_WAIT_TRXC] = { .in_event_mask = S(OM2K_TRX_EVT_TRXC_DONE), .out_state_mask = S(OM2K_TRX_S_ERROR) | S(OM2K_TRX_S_WAIT_TX) | S(OM2K_TRX_S_INIT), .name = "WAIT-TRXC", .action = om2k_trx_s_wait_trxc, }, [OM2K_TRX_S_WAIT_TX] = { .in_event_mask = S(OM2K_TRX_EVT_TX_DONE), .out_state_mask = S(OM2K_TRX_S_ERROR) | S(OM2K_TRX_S_WAIT_RX) | S(OM2K_TRX_S_INIT), .name = "WAIT-TX", .action = om2k_trx_s_wait_tx, }, [OM2K_TRX_S_WAIT_RX] = { .in_event_mask = S(OM2K_TRX_EVT_RX_DONE), .out_state_mask = S(OM2K_TRX_S_ERROR) | S(OM2K_TRX_S_WAIT_TS) | S(OM2K_TRX_S_INIT), .name = "WAIT-RX", .action = om2k_trx_s_wait_rx, }, [OM2K_TRX_S_WAIT_TS] = { .in_event_mask = S(OM2K_TRX_EVT_TS_DONE), .out_state_mask = S(OM2K_TRX_S_ERROR) | S(OM2K_TRX_S_SEND_SI) | S(OM2K_TRX_S_INIT), .name = "WAIT-TS", .action = om2k_trx_s_wait_ts, }, [OM2K_TRX_S_SEND_SI] = { .out_state_mask = S(OM2K_TRX_S_ERROR) | S(OM2K_TRX_S_DONE) | S(OM2K_TRX_S_INIT), .name = "SEND-SI", .onenter = om2k_trx_s_send_si, }, [OM2K_TRX_S_DONE] = { .out_state_mask = S(OM2K_TRX_S_INIT), .name = "DONE", .onenter = om2k_trx_s_done_onenter, }, [OM2K_TRX_S_ERROR] = { .out_state_mask = S(OM2K_TRX_S_INIT), .name = "ERROR", }, }; static int om2k_trx_timer_cb(struct osmo_fsm_inst *fi) { osmo_fsm_inst_state_chg(fi, OM2K_TRX_S_ERROR, 0, 0); return 0; } static struct osmo_fsm om2k_trx_fsm = { .name = "OM2000-TRX", .states = om2k_trx_states, .num_states = ARRAY_SIZE(om2k_trx_states), .log_subsys = DNM, .allstate_event_mask = S(OM2K_TRX_EVT_RESET), .allstate_action = om2k_trx_allstate, .event_names = om2k_trx_events, .timer_cb = om2k_trx_timer_cb, }; static struct osmo_fsm_inst *om2k_trx_fsm_alloc(struct osmo_fsm_inst *parent, struct gsm_bts_trx *trx, uint32_t done_event) { struct osmo_fsm_inst *fi; struct om2k_trx_fsm_priv *otfp; char idbuf[32]; OSMO_ASSERT(!trx->rbs2000.trx_fi); snprintf(idbuf, sizeof(idbuf), "%u-%u", trx->bts->nr, trx->nr); fi = osmo_fsm_inst_alloc_child_id(&om2k_trx_fsm, parent, OM2K_MO_EVT_CHILD_TERM, idbuf); if (!fi) return NULL; otfp = talloc_zero(fi, struct om2k_trx_fsm_priv); otfp->trx = trx; otfp->done_event = done_event; fi->priv = otfp; return fi; } void om2k_trx_fsm_start(struct gsm_bts_trx *trx) { struct osmo_fsm_inst *bts_fi = trx->bts->rbs2000.bts_fi; OSMO_ASSERT(trx->rbs2000.trx_fi); /* suppress if BTS is not yet brought up */ if (bts_fi->state == OM2K_BTS_S_DONE || bts_fi->state == OM2K_BTS_S_WAIT_TRX) return; osmo_fsm_inst_dispatch(trx->rbs2000.trx_fi, OM2K_TRX_EVT_START, NULL); } void om2k_trx_fsm_reset(struct gsm_bts_trx *trx) { struct osmo_fsm_inst *bts_fi = trx->bts->rbs2000.bts_fi; OSMO_ASSERT(trx->rbs2000.trx_fi); OSMO_ASSERT(trx->rbs2000.trx_fi); /* suppress if BTS is not yet brought up */ if (bts_fi->state == OM2K_BTS_S_DONE || bts_fi->state == OM2K_BTS_S_WAIT_TRX) return; osmo_fsm_inst_dispatch(trx->rbs2000.trx_fi, OM2K_TRX_EVT_RESET, NULL); } /*********************************************************************** * OM2000 BTS Finite State Machine, initializes CF and all siblings ***********************************************************************/ enum om2k_bts_event { OM2K_BTS_EVT_RESET = OM2K_MO_EVT_RESET, OM2K_BTS_EVT_START = OM2K_MO_EVT_START, OM2K_BTS_EVT_CHILD_TERM = OM2K_MO_EVT_CHILD_TERM, OM2K_BTS_EVT_CF_DONE, OM2K_BTS_EVT_IS_DONE, OM2K_BTS_EVT_CON_DONE, OM2K_BTS_EVT_TF_DONE, OM2K_BTS_EVT_MCTR_DONE, OM2K_BTS_EVT_TRX_LAPD_UP, OM2K_BTS_EVT_TRX_DONE, OM2K_BTS_EVT_TRX_TERM, OM2K_BTS_EVT_STOP, }; static const struct value_string om2k_bts_events[] = { { OM2K_BTS_EVT_RESET, "RESET" }, { OM2K_BTS_EVT_START, "START" }, { OM2K_BTS_EVT_CHILD_TERM, "CHILD-TERM" }, { OM2K_BTS_EVT_CF_DONE, "CF-DONE" }, { OM2K_BTS_EVT_IS_DONE, "IS-DONE" }, { OM2K_BTS_EVT_CON_DONE, "CON-DONE" }, { OM2K_BTS_EVT_TF_DONE, "TF-DONE" }, { OM2K_BTS_EVT_MCTR_DONE, "MCTR-DONE" }, { OM2K_BTS_EVT_TRX_LAPD_UP, "TRX-LAPD-UP" }, { OM2K_BTS_EVT_TRX_DONE, "TRX-DONE" }, { OM2K_BTS_EVT_STOP, "STOP" }, { 0, NULL } }; struct om2k_bts_fsm_priv { struct gsm_bts *bts; uint8_t next_trx_nr; }; static void om2k_bts_s_init(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts *bts = obfp->bts; OSMO_ASSERT(event == OM2K_BTS_EVT_START); osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_CF, BTS_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&bts->rbs2000.cf.om2k_mo); } static void om2k_bts_s_wait_cf(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts *bts = obfp->bts; OSMO_ASSERT(event == OM2K_BTS_EVT_CF_DONE); /* TF can take a long time to initialize, wait for 10min */ osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_TF, 600, 0); om2k_mo_fsm_start(&bts->rbs2000.tf.om2k_mo); } static void om2k_bts_s_wait_tf(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts *bts = obfp->bts; OSMO_ASSERT(event == OM2K_BTS_EVT_TF_DONE); if (!llist_count(&bts->rbs2000.con.conn_groups)) { /* skip CON object if we have no configuration for it */ osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_IS, BTS_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&bts->rbs2000.is.om2k_mo); } else { osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_CON, BTS_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&bts->rbs2000.con.om2k_mo); } } static void om2k_bts_s_wait_con(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts *bts = obfp->bts; OSMO_ASSERT(event == OM2K_BTS_EVT_CON_DONE); osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_IS, BTS_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&bts->rbs2000.is.om2k_mo); } static void om2k_bts_s_wait_is(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts *bts = obfp->bts; OSMO_ASSERT(event == OM2K_BTS_EVT_IS_DONE); /* If we're running OML >= G12R13, start MCTR, else skip directly to TRX */ if (bts->rbs2000.om2k_version[0].active >= 0x0c0d) { osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_MCTR, BTS_FSM_TIMEOUT, 0); om2k_mo_fsm_start(&bts->rbs2000.mctr.om2k_mo); } else { osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_TRX_LAPD, TRX_LAPD_TIMEOUT, 0); } } static void om2k_bts_s_wait_mctr(struct osmo_fsm_inst *fi, uint32_t event, void *data) { OSMO_ASSERT(event == OM2K_BTS_EVT_MCTR_DONE); osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_TRX_LAPD, TRX_LAPD_TIMEOUT, 0); } static void om2k_bts_s_wait_trx_lapd(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; struct gsm_bts_trx *trx; OSMO_ASSERT(event == OM2K_BTS_EVT_TRX_LAPD_UP); osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_WAIT_TRX, BTS_FSM_TIMEOUT, 0); obfp->next_trx_nr = 0; trx = gsm_bts_trx_num(obfp->bts, obfp->next_trx_nr++); om2k_trx_fsm_start(trx); } static void om2k_bts_s_wait_trx(struct osmo_fsm_inst *fi, uint32_t event, void *data) { struct om2k_bts_fsm_priv *obfp = fi->priv; OSMO_ASSERT(event == OM2K_BTS_EVT_TRX_DONE); if (obfp->next_trx_nr < obfp->bts->num_trx) { struct gsm_bts_trx *trx; trx = gsm_bts_trx_num(obfp->bts, obfp->next_trx_nr++); om2k_trx_fsm_start(trx); } else { osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_DONE, 0, 0); } } static void om2k_bts_s_done_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state) { } static void om2k_bts_allstate(struct osmo_fsm_inst *fi, uint32_t event, void *data) { switch (event) { case OM2K_BTS_EVT_RESET: osmo_fsm_inst_broadcast_children(fi, event, data); osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_INIT, 0, 0); break; default: OSMO_ASSERT(0); } } static const struct osmo_fsm_state om2k_bts_states[] = { [OM2K_BTS_S_INIT] = { .in_event_mask = S(OM2K_BTS_EVT_START), .out_state_mask = S(OM2K_BTS_S_WAIT_CF) | S(OM2K_BTS_S_INIT), .name = "INIT", .action = om2k_bts_s_init, }, [OM2K_BTS_S_WAIT_CF] = { .in_event_mask = S(OM2K_BTS_EVT_CF_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_WAIT_TF) | S(OM2K_BTS_S_INIT), .name = "WAIT-CF", .action = om2k_bts_s_wait_cf, }, [OM2K_BTS_S_WAIT_TF] = { .in_event_mask = S(OM2K_BTS_EVT_TF_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_WAIT_CON) | S(OM2K_BTS_S_WAIT_IS) | S(OM2K_BTS_S_INIT), .name = "WAIT-TF", .action = om2k_bts_s_wait_tf, }, [OM2K_BTS_S_WAIT_CON] = { .in_event_mask = S(OM2K_BTS_EVT_CON_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_WAIT_IS) | S(OM2K_BTS_S_INIT), .name = "WAIT-CON", .action = om2k_bts_s_wait_con, }, [OM2K_BTS_S_WAIT_IS] = { .in_event_mask = S(OM2K_BTS_EVT_IS_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_WAIT_MCTR) | S(OM2K_BTS_S_WAIT_TRX_LAPD) | S(OM2K_BTS_S_INIT), .name = "WAIT-IS", .action = om2k_bts_s_wait_is, }, [OM2K_BTS_S_WAIT_MCTR] = { .in_event_mask = S(OM2K_BTS_EVT_MCTR_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_WAIT_TRX_LAPD) | S(OM2K_BTS_S_INIT), .name = "WAIT-MCTR", .action = om2k_bts_s_wait_mctr, }, [OM2K_BTS_S_WAIT_TRX_LAPD] = { .in_event_mask = S(OM2K_BTS_EVT_TRX_LAPD_UP), .out_state_mask = S(OM2K_BTS_S_WAIT_TRX) | S(OM2K_BTS_S_INIT), .name = "WAIT-TRX-LAPD", .action = om2k_bts_s_wait_trx_lapd, }, [OM2K_BTS_S_WAIT_TRX] = { .in_event_mask = S(OM2K_BTS_EVT_TRX_DONE), .out_state_mask = S(OM2K_BTS_S_ERROR) | S(OM2K_BTS_S_DONE) | S(OM2K_BTS_S_INIT), .name = "WAIT-TRX", .action = om2k_bts_s_wait_trx, }, [OM2K_BTS_S_DONE] = { .out_state_mask = S(OM2K_BTS_S_INIT), .name = "DONE", .onenter = om2k_bts_s_done_onenter, }, [OM2K_BTS_S_ERROR] = { .out_state_mask = S(OM2K_BTS_S_INIT), .name = "ERROR", }, }; static int om2k_bts_timer_cb(struct osmo_fsm_inst *fi) { switch (fi->state) { case OM2K_BTS_S_WAIT_TRX_LAPD: osmo_fsm_inst_dispatch(fi, OM2K_BTS_EVT_TRX_LAPD_UP, NULL); break; default: osmo_fsm_inst_state_chg(fi, OM2K_BTS_S_ERROR, 0, 0); break; } return 0; } static struct osmo_fsm om2k_bts_fsm = { .name = "OM2000-BTS", .states = om2k_bts_states, .num_states = ARRAY_SIZE(om2k_bts_states), .log_subsys = DNM, .allstate_event_mask = S(OM2K_BTS_EVT_RESET), .allstate_action = om2k_bts_allstate, .event_names = om2k_bts_events, .timer_cb = om2k_bts_timer_cb, }; static struct osmo_fsm_inst * om2k_bts_fsm_alloc(struct gsm_bts *bts) { struct osmo_fsm_inst *fi; struct om2k_bts_fsm_priv *obfp; char idbuf[16]; OSMO_ASSERT(!bts->rbs2000.bts_fi); snprintf(idbuf, sizeof(idbuf), "%u", bts->nr); fi = osmo_fsm_inst_alloc(&om2k_bts_fsm, bts, NULL, LOGL_DEBUG, idbuf); if (!fi) return NULL; fi->priv = obfp = talloc_zero(fi, struct om2k_bts_fsm_priv); obfp->bts = bts; return fi; } void om2k_bts_fsm_start(struct gsm_bts *bts) { OSMO_ASSERT(bts->rbs2000.bts_fi); osmo_fsm_inst_dispatch(bts->rbs2000.bts_fi, OM2K_BTS_EVT_START, NULL); } void om2k_bts_fsm_reset(struct gsm_bts *bts) { OSMO_ASSERT(bts->rbs2000.bts_fi); osmo_fsm_inst_dispatch(bts->rbs2000.bts_fi, OM2K_BTS_EVT_RESET, NULL); } /*********************************************************************** * OM2000 Negotiation ***********************************************************************/ static int abis_om2k_tx_negot_req_ack(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t *data, unsigned int len) { struct msgb *msg = om2k_msgb_alloc(); 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); msgb_tlv_put(msg, OM2K_DEI_NEGOT_REC2, len, data); DEBUGP(DNM, "Tx MO=%s %s\n", abis_om2k_mo_name(mo), get_value_string(om2k_msgcode_vals, OM2K_MSGT_NEGOT_REQ_ACK)); return abis_om2k_sendmsg(bts, msg); } struct iwd_version { char gen_char[3+1]; char rev_char[3+1]; }; struct iwd_type { uint8_t num_vers; struct iwd_version v[8]; }; static int om2k_rx_negot_req(struct msgb *msg) { struct e1inp_sign_link *sign_link = (struct e1inp_sign_link *)msg->dst; struct gsm_bts *bts = sign_link->trx->bts; struct abis_om2k_hdr *o2h = msgb_l2(msg); struct iwd_type iwd_types[16]; uint8_t num_iwd_types = o2h->data[2]; uint8_t *cur = o2h->data+3; unsigned int i; int v; uint8_t out_buf[1024]; uint8_t *out_cur = out_buf+1; uint8_t out_num_types = 0; memset(iwd_types, 0, sizeof(iwd_types)); /* Parse the RBS-supported IWD versions into iwd_types array */ for (i = 0; i < num_iwd_types; i++) { uint8_t num_versions = *cur++; uint8_t iwd_type = *cur++; iwd_types[iwd_type].num_vers = num_versions; for (v = 0; v < num_versions; v++) { struct iwd_version *iwd_v = &iwd_types[iwd_type].v[v]; memcpy(iwd_v->gen_char, cur, 3); cur += 3; memcpy(iwd_v->rev_char, cur, 3); cur += 3; DEBUGP(DNM, "\tIWD Type %u Gen %s Rev %s\n", iwd_type, iwd_v->gen_char, iwd_v->rev_char); } } /* Select the last version for each IWD type */ for (i = 0; i < ARRAY_SIZE(iwd_types); i++) { struct iwd_type *type = &iwd_types[i]; struct iwd_version *sel_v = NULL, *alt_v = NULL; uint16_t sel_ver, alt_ver = 0; int gen, rev; if (type->num_vers == 0) continue; out_num_types++; for (v = type->num_vers-1; v >= 0; v--) { if ((sscanf(type->v[v].gen_char, "G%2d", &gen) != 1) || (sscanf(type->v[v].rev_char, "R%2d", &rev) != 1)) continue; sel_ver = (gen << 8) | rev; if (!alt_v) { alt_ver = sel_ver; alt_v = &type->v[v]; } if ((bts->rbs2000.om2k_version[i].limit != 0) && (bts->rbs2000.om2k_version[i].limit < sel_ver)) continue; sel_v = &type->v[v]; break; } if (!sel_v) { if (!alt_v) { LOGP(DNM, LOGL_ERROR, "Couldn't find valid version for IWD Type %u." "Skipping IWD ... this will most likely fail\n", i); continue; } else { sel_v = alt_v; sel_ver = alt_ver; LOGP(DNM, LOGL_ERROR, "Couldn't find suitable version for IWD Type %u." "Fallback to Gen %s Rev %s\n", i, sel_v->gen_char, sel_v->rev_char); } } bts->rbs2000.om2k_version[i].active = sel_ver; *out_cur++ = i; memcpy(out_cur, sel_v->gen_char, 3); out_cur += 3; memcpy(out_cur, sel_v->rev_char, 3); out_cur += 3; } out_buf[0] = out_num_types; return abis_om2k_tx_negot_req_ack(bts, &o2h->mo, out_buf, out_cur - out_buf); } /*********************************************************************** * OM2000 Receive Message Handler ***********************************************************************/ static int om2k_rx_nack(struct msgb *msg) { struct abis_om2k_hdr *o2h = msgb_l2(msg); uint16_t msg_type = ntohs(o2h->msg_type); struct tlv_parsed tp; LOGP(DNM, LOGL_ERROR, "Rx MO=%s %s", abis_om2k_mo_name(&o2h->mo), get_value_string(om2k_msgcode_vals, msg_type)); abis_om2k_msg_tlv_parse(&tp, o2h); if (TLVP_PRESENT(&tp, OM2K_DEI_REASON_CODE)) LOGPC(DNM, LOGL_ERROR, ", Reason 0x%02x", *TLVP_VAL(&tp, OM2K_DEI_REASON_CODE)); if (TLVP_PRESENT(&tp, OM2K_DEI_RESULT_CODE)) LOGPC(DNM, LOGL_ERROR, ", Result %s", get_value_string(om2k_result_strings, *TLVP_VAL(&tp, OM2K_DEI_RESULT_CODE))); LOGPC(DNM, LOGL_ERROR, "\n"); return 0; } static int process_mo_state(struct gsm_bts *bts, struct om2k_decoded_msg *odm) { uint8_t mo_state; if (!TLVP_PRESENT(&odm->tp, OM2K_DEI_MO_STATE)) return -EIO; mo_state = *TLVP_VAL(&odm->tp, OM2K_DEI_MO_STATE); LOGP(DNM, LOGL_DEBUG, "Rx MO=%s %s, MO State: %s\n", abis_om2k_mo_name(&odm->o2h.mo), get_value_string(om2k_msgcode_vals, odm->msg_type), get_value_string(om2k_mostate_vals, mo_state)); /* Throw error message in case we see an enable rsponse that does * not yield an enabled mo-state */ if (odm->msg_type == OM2K_MSGT_ENABLE_RES && mo_state != OM2K_MO_S_ENABLED) { LOGP(DNM, LOGL_ERROR, "Rx MO=%s %s Failed to enable MO State!\n", abis_om2k_mo_name(&odm->o2h.mo), get_value_string(om2k_msgcode_vals, odm->msg_type)); } update_mo_state(bts, &odm->o2h.mo, mo_state); return 0; } /* Display fault report bits (helper function of display_fault_maps()) */ static bool display_fault_bits(const uint8_t *vect, uint16_t len, uint8_t dei, const struct abis_om2k_mo *mo) { uint16_t i; int k; bool faults_present = false; int first = 1; char string[255]; /* Check if errors are present at all */ for (i = 0; i < len; i++) if (vect[i]) faults_present = true; if (!faults_present) return false; sprintf(string, "Fault Report: %s (", get_value_string(om2k_attr_vals, dei)); for (i = 0; i < len; i++) { for (k = 0; k < 8; k++) { if ((vect[i] >> k) & 1) { if (!first) sprintf(string + strlen(string), ","); sprintf(string + strlen(string), "%d", k + i*8); first = 0; } } } sprintf(string + strlen(string), ")\n"); DEBUGP(DNM, "Rx MO=%s %s", abis_om2k_mo_name(mo), string); return true; } /* Display fault report maps */ static void display_fault_maps(const uint8_t *src, unsigned int src_len, const struct abis_om2k_mo *mo) { uint8_t tag; uint16_t tag_len; const uint8_t *val; int src_pos = 0; int rc; int tlv_count = 0; uint16_t msg_code; bool faults_present = false; /* Chop off header */ src+=4; src_len-=4; /* Check message type */ msg_code = (*src & 0xff) << 8; src++; src_len--; msg_code |= (*src & 0xff); src++; src_len--; if (msg_code != OM2K_MSGT_FAULT_REP) { LOGP(DNM, LOGL_ERROR, "Rx MO=%s Fault report: invalid message code!\n", abis_om2k_mo_name(mo)); return; } /* Chop off mo-interface */ src += 4; src_len -= 4; /* Iterate over each TLV element */ while (1) { /* Bail if an the maximum number of TLV fields * have been parsed */ if (tlv_count >= 20) { LOGP(DNM, LOGL_ERROR, "Rx MO=%s Fault Report: too many tlv elements!\n", abis_om2k_mo_name(mo)); return; } /* Parse TLV field */ rc = tlv_parse_one(&tag, &tag_len, &val, &om2k_att_tlvdef, src + src_pos, src_len - src_pos); if (rc > 0) src_pos += rc; else { LOGP(DNM, LOGL_ERROR, "Rx MO=%s Fault Report: invalid tlv element!\n", abis_om2k_mo_name(mo)); return; } switch (tag) { case OM2K_DEI_INT_FAULT_MAP_1A: case OM2K_DEI_INT_FAULT_MAP_1B: case OM2K_DEI_INT_FAULT_MAP_2A: case OM2K_DEI_EXT_COND_MAP_1: case OM2K_DEI_EXT_COND_MAP_2: case OM2K_DEI_REPL_UNIT_MAP: case OM2K_DEI_INT_FAULT_MAP_2A_EXT: case OM2K_DEI_EXT_COND_MAP_2_EXT: case OM2K_DEI_REPL_UNIT_MAP_EXT: faults_present |= display_fault_bits(val, tag_len, tag, mo); break; } /* Stop when no further TLV elements can be expected */ if (src_len - src_pos < 2) break; tlv_count++; } if (!faults_present) { DEBUGP(DNM, "Rx MO=%s Fault Report: All faults ceased!\n", abis_om2k_mo_name(mo)); } } int abis_om2k_rcvmsg(struct msgb *msg) { struct e1inp_sign_link *sign_link = (struct e1inp_sign_link *)msg->dst; struct gsm_bts *bts = sign_link->trx->bts; struct abis_om2k_hdr *o2h = msgb_l2(msg); struct abis_om_hdr *oh = &o2h->om; uint16_t msg_type = ntohs(o2h->msg_type); struct om2k_decoded_msg odm; struct om2k_mo *mo; 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 *)o2h + sizeof(*o2h); if (oh->mdisc != ABIS_OM_MDISC_FOM) { LOGP(DNM, LOGL_ERROR, "unknown ABIS OM2000 message discriminator 0x%x\n", oh->mdisc); return -EINVAL; } DEBUGP(DNM, "Rx MO=%s %s (%s)\n", abis_om2k_mo_name(&o2h->mo), get_value_string(om2k_msgcode_vals, msg_type), osmo_hexdump(msg->l2h, msgb_l2len(msg))); om2k_decode_msg(&odm, msg); process_mo_state(bts, &odm); switch (msg_type) { case OM2K_MSGT_CAL_TIME_REQ: rc = abis_om2k_cal_time_resp(bts); /* we receive this from MOs without FSM (https://osmocom.org/issues/4670) */ goto no_mo; case OM2K_MSGT_FAULT_REP: display_fault_maps(msg->l2h, msgb_l2len(msg), &o2h->mo); rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_FAULT_REP_ACK); /* we receive this from MOs without FSM (https://osmocom.org/issues/4643) */ goto no_mo; case OM2K_MSGT_NEGOT_REQ: rc = om2k_rx_negot_req(msg); break; case OM2K_MSGT_START_RES: /* common processing here */ rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_START_RES_ACK); /* below we dispatch into MO */ break; case OM2K_MSGT_IS_CONF_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_IS_CONF_RES_ACK); break; case OM2K_MSGT_CON_CONF_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_CON_CONF_RES_ACK); break; case OM2K_MSGT_MCTR_CONF_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_MCTR_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_TF_CONF_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TF_CONF_RES_ACK); break; case OM2K_MSGT_ENABLE_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_ENABLE_RES_ACK); break; case OM2K_MSGT_DISABLE_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_DISABLE_RES_ACK); break; case OM2K_MSGT_TEST_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TEST_RES_ACK); break; case OM2K_MSGT_CAPA_HW_INFOS_REP: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_CAPA_HW_INFOS_REP_ACK); break; case OM2K_MSGT_CAPA_RES: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_CAPA_RES_ACK); break; case OM2K_MSGT_MCTR_STATS_REP: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_MCTR_STATS_REP_ACK); break; /* ERrors */ case OM2K_MSGT_START_REQ_REJ: case OM2K_MSGT_CONNECT_REJ: case OM2K_MSGT_OP_INFO_REJ: case OM2K_MSGT_DISCONNECT_REJ: case OM2K_MSGT_TEST_REQ_REJ: case OM2K_MSGT_CON_CONF_REQ_REJ: case OM2K_MSGT_IS_CONF_REQ_REJ: case OM2K_MSGT_MCTR_CONF_REQ_REJ: case OM2K_MSGT_TX_CONF_REQ_REJ: case OM2K_MSGT_RX_CONF_REQ_REJ: case OM2K_MSGT_TS_CONF_REQ_REJ: case OM2K_MSGT_TF_CONF_REQ_REJ: case OM2K_MSGT_ENABLE_REQ_REJ: case OM2K_MSGT_ALARM_STATUS_REQ_REJ: case OM2K_MSGT_DISABLE_REQ_REJ: rc = om2k_rx_nack(msg); break; } /* Resolve the MO for this message */ mo = get_om2k_mo(bts, &o2h->mo); if (!mo) { LOGP(DNM, LOGL_ERROR, "Couldn't resolve MO for OM2K msg " "%s: %s\n", get_value_string(om2k_msgcode_vals, msg_type), msgb_hexdump(msg)); goto no_mo; } if (!mo->fsm) { LOGP(DNM, LOGL_ERROR, "MO object should not generate any message. fsm == NULL " "%s: %s\n", get_value_string(om2k_msgcode_vals, msg_type), msgb_hexdump(msg)); goto no_mo; } /* Dispatch message to that MO */ om2k_mo_fsm_recvmsg(bts, mo, &odm); no_mo: msgb_free(msg); return rc; } static void om2k_mo_init(struct om2k_mo *mo, uint8_t class, uint8_t bts_nr, uint8_t assoc_so, uint8_t inst) { mo->addr.class = class; mo->addr.bts = bts_nr; mo->addr.assoc_so = assoc_so; mo->addr.inst = inst; } /* initialize the OM2K_MO members of gsm_bts_trx and its timeslots */ void abis_om2k_trx_init(struct gsm_bts_trx *trx) { struct gsm_bts *bts = trx->bts; struct osmo_fsm_inst *trx_fi; unsigned int i; OSMO_ASSERT(bts->type == GSM_BTS_TYPE_RBS2000); trx_fi = om2k_trx_fsm_alloc(trx->bts->rbs2000.bts_fi, trx, OM2K_BTS_EVT_TRX_DONE); trx->rbs2000.trx_fi = trx_fi; trx->rbs2000.rx_diversity = OM2K_RX_DIVERSITY_A; om2k_mo_init(&trx->rbs2000.trxc.om2k_mo, OM2K_MO_CLS_TRXC, bts->nr, 255, trx->nr); om2k_mo_fsm_alloc(trx_fi, OM2K_TRX_EVT_TRXC_DONE, trx, &trx->rbs2000.trxc.om2k_mo); om2k_mo_init(&trx->rbs2000.tx.om2k_mo, OM2K_MO_CLS_TX, bts->nr, 255, trx->nr); om2k_mo_fsm_alloc(trx_fi, OM2K_TRX_EVT_TX_DONE, trx, &trx->rbs2000.tx.om2k_mo); om2k_mo_init(&trx->rbs2000.rx.om2k_mo, OM2K_MO_CLS_RX, bts->nr, 255, trx->nr); om2k_mo_fsm_alloc(trx_fi, OM2K_TRX_EVT_RX_DONE, trx, &trx->rbs2000.rx.om2k_mo); for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { struct gsm_bts_trx_ts *ts = &trx->ts[i]; om2k_mo_init(&ts->rbs2000.om2k_mo, OM2K_MO_CLS_TS, bts->nr, trx->nr, i); om2k_mo_fsm_alloc(trx_fi, OM2K_TRX_EVT_TS_DONE, trx, &ts->rbs2000.om2k_mo); OSMO_ASSERT(ts->fi); } } /* initialize the OM2K_MO members of gsm_bts */ void abis_om2k_bts_init(struct gsm_bts *bts) { struct osmo_fsm_inst *bts_fi; OSMO_ASSERT(bts->type == GSM_BTS_TYPE_RBS2000); bts_fi = om2k_bts_fsm_alloc(bts); bts->rbs2000.bts_fi = bts_fi; bts->rbs2000.sync_src = OM2K_SYNC_SRC_INTERNAL; om2k_mo_init(&bts->rbs2000.cf.om2k_mo, OM2K_MO_CLS_CF, bts->nr, 0xFF, 0); om2k_mo_fsm_alloc(bts_fi, OM2K_BTS_EVT_CF_DONE, bts->c0, &bts->rbs2000.cf.om2k_mo); om2k_mo_init(&bts->rbs2000.is.om2k_mo, OM2K_MO_CLS_IS, bts->nr, 0xFF, 0); om2k_mo_fsm_alloc(bts_fi, OM2K_BTS_EVT_IS_DONE, bts->c0, &bts->rbs2000.is.om2k_mo); om2k_mo_init(&bts->rbs2000.con.om2k_mo, OM2K_MO_CLS_CON, bts->nr, 0xFF, 0); om2k_mo_fsm_alloc(bts_fi, OM2K_BTS_EVT_CON_DONE, bts->c0, &bts->rbs2000.con.om2k_mo); om2k_mo_init(&bts->rbs2000.dp.om2k_mo, OM2K_MO_CLS_DP, bts->nr, 0xFF, 0); om2k_mo_init(&bts->rbs2000.tf.om2k_mo, OM2K_MO_CLS_TF, bts->nr, 0xFF, 0); om2k_mo_fsm_alloc(bts_fi, OM2K_BTS_EVT_TF_DONE, bts->c0, &bts->rbs2000.tf.om2k_mo); om2k_mo_init(&bts->rbs2000.mctr.om2k_mo, OM2K_MO_CLS_MCTR, bts->nr, 0xFF, 0); om2k_mo_fsm_alloc(bts_fi, OM2K_BTS_EVT_MCTR_DONE, bts->c0, &bts->rbs2000.mctr.om2k_mo); // FIXME: There can be multiple MCTRs ... } static __attribute__((constructor)) void abis_om2k_init(void) { OSMO_ASSERT(osmo_fsm_register(&om2k_mo_fsm) == 0); OSMO_ASSERT(osmo_fsm_register(&om2k_bts_fsm) == 0); OSMO_ASSERT(osmo_fsm_register(&om2k_trx_fsm) == 0); }