/* 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 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 #define OM_ALLOC_SIZE 1024 #define OM_HEADROOM_SIZE 128 /* 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_NEGOT_REQ_ACK = 0x0104, OM2K_MSGT_NEGOT_REQ_NACK = 0x0105, OM2K_MSGT_NEGOT_REQ = 0x0106, }; enum abis_om2k_dei { OM2K_DEI_BCC = 0x06, OM2K_DEI_BSIC = 0x09, OM2K_DEI_CAL_TIME = 0x0d, OM2K_DEI_COMBINATION = 0x0f, OM2K_DEI_CON_CONN_LIST = 0x10, OM2K_DEI_END_LIST_NR = 0x13, OM2K_DEI_FILLING_MARKER = 0x1c, OM2K_DEI_FN_OFFSET = 0x1d, OM2K_DEI_FREQ_LIST = 0x1e, OM2K_DEI_FREQ_SPEC_RX = 0x1f, OM2K_DEI_FREQ_SPEC_TX = 0x20, OM2K_DEI_HSN = 0x21, OM2K_DEI_IS_CONN_LIST = 0x27, OM2K_DEI_LIST_NR = 0x28, OM2K_DEI_MAIO = 0x2b, OM2K_DEI_OP_INFO = 0x2e, OM2K_DEI_POWER = 0x2f, OM2K_DEI_REASON_CODE = 0x32, OM2K_DEI_RX_DIVERSITY = 0x33, OM2K_DEI_RESULT_CODE = 0x35, OM2K_DEI_TF_MODE = 0x3a, OM2K_DEI_TS_NR = 0x3c, OM2K_DEI_EXT_RANGE = 0x47, OM2K_DEI_NEGOT_REC1 = 0x90, OM2K_DEI_NEGOT_REC2 = 0x91, OM2K_DEI_FS_OFFSET = 0x98, }; const struct tlv_definition om2k_att_tlvdef = { .def = { [OM2K_DEI_BCC] = { TLV_TYPE_TV }, [OM2K_DEI_BSIC] = { 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_END_LIST_NR] = { TLV_TYPE_TV }, [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_IS_CONN_LIST] = { TLV_TYPE_TLV }, [OM2K_DEI_LIST_NR] = { TLV_TYPE_TV }, [OM2K_DEI_MAIO] = { 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_TF_MODE] = { TLV_TYPE_TV }, [OM2K_DEI_TS_NR] = { TLV_TYPE_TV }, [OM2K_DEI_EXT_RANGE] = { TLV_TYPE_TV }, [OM2K_DEI_NEGOT_REC1] = { TLV_TYPE_TLV }, [OM2K_DEI_NEGOT_REC2] = { TLV_TYPE_TLV }, [OM2K_DEI_FS_OFFSET] = { TLV_TYPE_FIXED, 5 }, }, }; 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 Rejecte" }, { 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" }, { 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" }, { 0, NULL } }; const struct value_string om2k_mo_class_short_vals[] = { { 0x01, "TRXC" }, { 0x03, "TS" }, { 0x04, "TF" }, { 0x05, "IS" }, { 0x06, "CON" }, { 0x07, "DP" }, { 0x0a, "CF" }, { 0x0b, "TX" }, { 0x0c, "RX" }, { 0, NULL } }; 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 u_int8_t *buf, int len) { return tlv_parse(tp, &om2k_att_tlvdef, buf, len, 0, 0); } static char *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; } static int abis_om2k_sendmsg(struct gsm_bts *bts, struct msgb *msg) { struct abis_om2k_hdr *o2h; int to_trx_oml; msg->l2h = msg->data; o2h = (struct abis_om2k_hdr *) msg->l2h; switch (o2h->mo.class) { case OM2K_MO_CLS_TRXC: case OM2K_MO_CLS_TX: case OM2K_MO_CLS_RX: case OM2K_MO_CLS_TS: /* Route through per-TRX OML Link to the appropriate TRX */ to_trx_oml = 1; msg->trx = gsm_bts_trx_by_nr(bts, o2h->mo.inst); if (!msg->trx) { LOGP(DNM, LOGL_ERROR, "MO=%s Tx Dropping msg to " "non-existing TRX\n", om2k_mo_name(&o2h->mo)); return -ENODEV; } break; default: /* Route through the IXU/DXU OML Link */ msg->trx = bts->c0; to_trx_oml = 0; break; } return _abis_nm_sendmsg(msg, to_trx_oml); } static void fill_om2k_hdr(struct abis_om2k_hdr *o2h, const struct abis_om2k_mo *mo, uint16_t msg_type, uint8_t attr_len) { o2h->om.mdisc = ABIS_OM_MDISC_FOM; o2h->om.placement = ABIS_OM_PLACEMENT_ONLY; o2h->om.sequence = 0; o2h->om.length = 6 + attr_len; o2h->msg_type = htons(msg_type); memcpy(&o2h->mo, mo, sizeof(o2h->mo)); } const struct abis_om2k_mo om2k_mo_cf = { OM2K_MO_CLS_CF, 0, 0xFF, 0 }; const struct abis_om2k_mo om2k_mo_is = { OM2K_MO_CLS_IS, 0, 0xFF, 0 }; const struct abis_om2k_mo om2k_mo_con = { OM2K_MO_CLS_CON, 0, 0xFF, 0 }; const struct abis_om2k_mo om2k_mo_tf = { OM2K_MO_CLS_TF, 0, 0xFF, 0 }; 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, &om2k_mo_cf, OM2K_MSGT_CAL_TIME_RESP, 7); 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, uint8_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, 0); DEBUGP(DNM, "Tx MO=%s %s\n", 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, 2); msgb_tv_put(msg, OM2K_DEI_OP_INFO, operational); DEBUGP(DNM, "Tx MO=%s %s\n", om2k_mo_name(mo), get_value_string(om2k_msgcode_vals, OM2K_MSGT_OP_INFO)); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_is_conf_req(struct gsm_bts *bts, struct om2k_is_conn_grp *cg, unsigned int num_cg ) { 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, &om2k_mo_is, OM2K_MSGT_IS_CONF_REQ, 2 + 2 + TLV_GROSS_LEN(num_cg * sizeof(*cg))); 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_cg * sizeof(*cg), (uint8_t *)cg); return abis_om2k_sendmsg(bts, msg); } int abis_om2k_tx_con_conf_req(struct gsm_bts *bts, 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, &om2k_mo_con, OM2K_MSGT_CON_CONF_REQ, 2 + 2 + TLV_GROSS_LEN(len)); 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_CON_CONN_LIST, len, data); return abis_om2k_sendmsg(bts, msg); } static void om2k_trx_to_mo(struct abis_om2k_mo *mo, const struct gsm_bts_trx *trx, enum abis_om2k_mo_cls cls) { mo->class = cls; mo->bts = 0; mo->inst = trx->nr; mo->assoc_so = 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, 3+2); msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_RX, trx->arfcn); msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x03); /* A+B */ return abis_om2k_sendmsg(trx->bts, msg); } /* Configure a Transmitter MO */ int abis_om2k_tx_tx_conf_req(struct gsm_bts_trx *trx) { struct msgb *msg = om2k_msgb_alloc(); struct abis_om2k_hdr *o2k; struct abis_om2k_mo mo; om2k_trx_to_mo(&mo, trx, OM2K_MO_CLS_TX); o2k = (struct abis_om2k_hdr *) msgb_put(msg, sizeof(*o2k)); fill_om2k_hdr(o2k, &mo, OM2K_MSGT_TX_CONF_REQ, 3+2+2+2); msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_TX, trx->arfcn); msgb_tv_put(msg, OM2K_DEI_POWER, trx->nominal_power-trx->max_power_red); msgb_tv_put(msg, OM2K_DEI_FILLING_MARKER, 0); /* Filling enabled */ msgb_tv_put(msg, OM2K_DEI_BCC, trx->bts->bsic & 0x7); /* Dedication Information is optional */ return abis_om2k_sendmsg(trx->bts, msg); } 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, &om2k_mo_tf, OM2K_MSGT_TF_CONF_REQ, 2+1+sizeof(fs_offset_undef)); msgb_tv_put(msg, OM2K_DEI_TF_MODE, OM2K_TF_MODE_STANDALONE); msgb_tv_fixed_put(msg, OM2K_DEI_FS_OFFSET, sizeof(fs_offset_undef), fs_offset_undef); 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: return 8; default: return 0; } } static int put_freq_list(uint8_t *buf, uint16_t arfcn) { buf[0] = 0x00; /* TX/RX address */ buf[1] = (arfcn >> 8); buf[2] = (arfcn & 0xff); 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, i); } } else cur += put_freq_list(cur, ts->trx->arfcn); len = cur - list; return len; } 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, 2+2+TLV_GROSS_LEN(freq_list_len)+2+2+2+2+3+2); msgb_tv_put(msg, OM2K_DEI_COMBINATION, pchan2comb(ts->pchan)); msgb_tv_put(msg, OM2K_DEI_TS_NR, ts->nr); msgb_tlv_put(msg, OM2K_DEI_FREQ_LIST, freq_list_len, freq_list); msgb_tv_put(msg, OM2K_DEI_HSN, ts->hopping.hsn); msgb_tv_put(msg, OM2K_DEI_MAIO, ts->hopping.maio); msgb_tv_put(msg, OM2K_DEI_BSIC, ts->trx->bts->bsic); msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x03); /* A+B */ msgb_tv16_put(msg, OM2K_DEI_FN_OFFSET, 0); msgb_tv_put(msg, OM2K_DEI_EXT_RANGE, 0); /* Off */ /* Optional: Interference Rejection Combining */ return abis_om2k_sendmsg(ts->trx->bts, msg); } static int abis_om2k_tx_negot_req_ack(struct gsm_bts *bts, const struct abis_om2k_mo *mo, uint8_t *data, unsigned int len) { 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, 2+len); msgb_tlv_put(msg, OM2K_DEI_NEGOT_REC2, len, data); DEBUGP(DNM, "Tx MO=%s %s\n", om2k_mo_name(mo), get_value_string(om2k_msgcode_vals, OM2K_MSGT_NEGOT_REQ_ACK)); return abis_om2k_sendmsg(bts, msg); } struct iwd_version { uint8_t gen_char[3+1]; uint8_t 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 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, 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 *last_v; if (type->num_vers == 0) continue; out_num_types++; last_v = &type->v[type->num_vers-1]; *out_cur++ = i; memcpy(out_cur, last_v->gen_char, 3); out_cur += 3; memcpy(out_cur, last_v->rev_char, 3); out_cur += 3; } out_buf[0] = out_num_types; return abis_om2k_tx_negot_req_ack(msg->trx->bts, &o2h->mo, out_buf, out_cur - out_buf); } static int om2k_rx_start_res(struct msgb *msg) { struct abis_om2k_hdr *o2h = msgb_l2(msg); int rc; rc = abis_om2k_tx_simple(msg->trx->bts, &o2h->mo, OM2K_MSGT_START_RES_ACK); rc = abis_om2k_tx_op_info(msg->trx->bts, &o2h->mo, 1); return rc; } static int om2k_rx_op_info_ack(struct msgb *msg) { struct abis_om2k_hdr *o2h = msgb_l2(msg); /* FIXME: update Operational state in our structures */ return 0; } 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 } }; 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", om2k_mo_name(&o2h->mo), get_value_string(om2k_msgcode_vals, msg_type)); abis_om2k_tlv_parse(&tp, o2h->data, o2h->om.length - 6); 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; } int abis_om2k_rcvmsg(struct msgb *msg) { struct gsm_bts *bts = msg->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); 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", om2k_mo_name(&o2h->mo), get_value_string(om2k_msgcode_vals, msg_type), hexdump(msg->l2h, msgb_l2len(msg))); switch (msg_type) { case OM2K_MSGT_CAL_TIME_REQ: rc = abis_om2k_cal_time_resp(bts); break; case OM2K_MSGT_FAULT_REP: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_FAULT_REP_ACK); break; case OM2K_MSGT_NEGOT_REQ: rc = om2k_rx_negot_req(msg); break; case OM2K_MSGT_START_RES: rc = om2k_rx_start_res(msg); break; case OM2K_MSGT_OP_INFO_ACK: rc = om2k_rx_op_info_ack(msg); 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_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_CONNECT_COMPL: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_RESET_CMD); break; case OM2K_MSGT_RESET_COMPL: rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_START_REQ); 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_STATUS_RESP: break; case OM2K_MSGT_START_REQ_ACK: case OM2K_MSGT_CON_CONF_REQ_ACK: case OM2K_MSGT_IS_CONF_REQ_ACK: case OM2K_MSGT_TX_CONF_REQ_ACK: case OM2K_MSGT_RX_CONF_REQ_ACK: case OM2K_MSGT_TS_CONF_REQ_ACK: case OM2K_MSGT_TF_CONF_REQ_ACK: case OM2K_MSGT_ENABLE_REQ_ACK: case OM2K_MSGT_ALARM_STATUS_REQ_ACK: case OM2K_MSGT_DISABLE_REQ_ACK: break; case OM2K_MSGT_START_REQ_REJ: case OM2K_MSGT_CON_CONF_REQ_REJ: case OM2K_MSGT_IS_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; default: LOGP(DNM, LOGL_NOTICE, "Rx unhandled OM2000 msg %s\n", get_value_string(om2k_msgcode_vals, msg_type)); } msgb_free(msg); return rc; }