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osmo-msc/openbsc/src/libbsc/abis_om2000.c

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/* 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 <laforge@gnumonks.org>
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <stdint.h>
#include <arpa/inet.h>
#include <osmocom/core/msgb.h>
#include <osmocom/gsm/tlv.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/utils.h>
#include <openbsc/gsm_data.h>
#include <openbsc/debug.h>
#include <openbsc/abis_nm.h>
#include <openbsc/abis_om2000.h>
#include <openbsc/signal.h>
#include <openbsc/e1_input.h>
#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_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_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 = 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,
};
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_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 },
},
};
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" },
{ 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 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);
}
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;
}
/* 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->assoc_so);
if (!trx)
return NULL;
nm_state = &trx->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].nm_state;
break;
case OM2K_MO_CLS_TF:
nm_state = &bts->rbs2000.tf.nm_state;
break;
case OM2K_MO_CLS_IS:
nm_state = &bts->rbs2000.is.nm_state;
break;
case OM2K_MO_CLS_CON:
nm_state = &bts->rbs2000.con.nm_state;
break;
case OM2K_MO_CLS_DP:
nm_state = &bts->rbs2000.con.nm_state;
break;
case OM2K_MO_CLS_CF:
nm_state = &bts->nm_state;
break;
case OM2K_MO_CLS_TX:
trx = gsm_bts_trx_num(bts, mo->assoc_so);
if (!trx)
return NULL;
break;
case OM2K_MO_CLS_RX:
trx = gsm_bts_trx_num(bts, mo->assoc_so);
if (!trx)
return NULL;
break;
}
return nm_state;
}
static void *mo2obj(struct gsm_bts *bts, 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->assoc_so);
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_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;
}
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 gsm_nm_state new_state;
struct nm_statechg_signal_data nsd;
if (!nm_state)
return;
new_state = *nm_state;
/* NOTICE: 12.21 Availability state values != OM2000 */
new_state.availability = mo_state;
memset(&nsd, 0, sizeof(nsd));
nsd.bts = bts;
nsd.obj = mo2obj(bts, mo);
nsd.old_state = nm_state;
nsd.new_state = &new_state;
nsd.om2k_mo = mo;
dispatch_signal(SS_NM, S_NM_STATECHG_ADM, &nsd);
nm_state->availability = new_state.availability;
}
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 gsm_nm_state new_state;
if (!nm_state)
return;
new_state = *nm_state;
switch (op_state) {
case 1:
new_state.operational = NM_OPSTATE_ENABLED;
break;
case 0:
new_state.operational = NM_OPSTATE_DISABLED;
break;
default:
new_state.operational = NM_OPSTATE_NULL;
break;
}
nm_state->operational = new_state.operational;
}
static void signal_op_state(struct gsm_bts *bts, struct abis_om2k_mo *mo)
{
struct gsm_nm_state *nm_state = mo2nm_state(bts, mo);
struct nm_statechg_signal_data nsd;
nsd.bts = bts;
nsd.obj = mo2obj(bts, mo);
nsd.old_state = nm_state;
nsd.new_state = nm_state;
nsd.om2k_mo = mo;
dispatch_signal(SS_NM, S_NM_STATECHG_OPER, &nsd);
}
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;
/* 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 */
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;
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.assoc_so);
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)
{
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));
}
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);
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);
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);
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));
/* we update the state here... and send the signal at ACK */
update_op_state(bts, mo, operational);
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, &om2k_mo_is, OM2K_MSGT_IS_CONF_REQ);
msgb_tv_put(msg, OM2K_DEI_LIST_NR, 1);
msgb_tv_put(msg, OM2K_DEI_END_LIST_NR, 1);
msgb_tlv_put(msg, OM2K_DEI_IS_CONN_LIST,
num_grps * sizeof(*cg), (uint8_t *)cg);
talloc_free(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);
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);
msgb_tv16_put(msg, OM2K_DEI_FREQ_SPEC_RX, trx->arfcn);
msgb_tv_put(msg, OM2K_DEI_RX_DIVERSITY, 0x02); /* A */
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);
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);
msgb_tv_put(msg, OM2K_DEI_TF_MODE, OM2K_TF_MODE_STANDALONE);
msgb_tv_put(msg, OM2K_DEI_TF_SYNC_SRC, 0x00);
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;
}
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, 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, 0x02); /* A */
msgb_tv16_put(msg, OM2K_DEI_FN_OFFSET, 0);
msgb_tv_put(msg, OM2K_DEI_EXT_RANGE, 0); /* Off */
/* Optional: Interference Rejection Combining */
msgb_tv_put(msg, OM2K_DEI_INTERF_REJ_COMB, 0x00);
switch (ts->pchan) {
case GSM_PCHAN_CCCH:
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, 0x04);
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, ts->trx->bts->tsc);
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, 0x04);
msgb_tv_put(msg, OM2K_DEI_NY1, 35);
msgb_tv_put(msg, OM2K_DEI_CBCH_INDICATOR, 0);
msgb_tv_put(msg, OM2K_DEI_TSC, ts->trx->bts->tsc);
/* Disable RF RESOURCE INDICATION on idle channels */
msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0);
msgb_tv_fixed_put(msg, OM2K_DEI_ICM_BOUND_PARAMS,
sizeof(icm_bound_params), icm_bound_params);
break;
default:
msgb_tv_put(msg, OM2K_DEI_T3105, 0x04);
msgb_tv_put(msg, OM2K_DEI_NY1, 35);
msgb_tv_put(msg, OM2K_DEI_TSC, ts->trx->bts->tsc);
/* Disable RF RESOURCE INDICATION on idle channels */
msgb_tv_put(msg, OM2K_DEI_ICM_INDICATOR, 0);
msgb_tv_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 == 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);
break;
}
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);
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);
/* This Acknowledgement does not contain the actual operational state,
* so we signal whatever state we saved when we sent the Op Info
* request */
signal_op_state(msg->trx->bts, &o2h->mo);
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 }
};
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 }
};
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_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;
}
/* Process a Configuration Result message */
static int process_conf_res(struct gsm_bts *bts, struct msgb *msg)
{
struct abis_om2k_hdr *o2h = msgb_l2(msg);
uint16_t msg_type = ntohs(o2h->msg_type);
struct nm_om2k_signal_data nsd;
struct tlv_parsed tp;
uint8_t acc;
unsigned int log_level;
int ret;
memset(&nsd, 0, sizeof(nsd));
abis_om2k_msg_tlv_parse(&tp, o2h);
if (!TLVP_PRESENT(&tp, OM2K_DEI_ACCORDANCE_IND))
return -EIO;
acc = *TLVP_VAL(&tp, OM2K_DEI_ACCORDANCE_IND);
switch (acc) {
case 0:
log_level = LOGL_DEBUG;
ret = 0;
break;
default:
log_level = LOGL_ERROR;
ret = -EINVAL;
break;
}
LOGP(DNM, log_level, "Rx MO=%s %s, Accordance: %s\n",
om2k_mo_name(&o2h->mo),
get_value_string(om2k_msgcode_vals, msg_type),
get_value_string(om2k_accordance_strings, acc));
nsd.bts = bts;
nsd.obj = mo2obj(bts, &o2h->mo);
nsd.om2k_mo = &o2h->mo;
nsd.accordance_ind = acc;
dispatch_signal(SS_NM, S_NM_OM2K_CONF_RES, &nsd);
return ret;
}
static int process_mo_state(struct gsm_bts *bts, struct msgb *msg)
{
struct abis_om2k_hdr *o2h = msgb_l2(msg);
uint16_t msg_type = ntohs(o2h->msg_type);
struct tlv_parsed tp;
uint8_t mo_state;
abis_om2k_msg_tlv_parse(&tp, o2h);
if (!TLVP_PRESENT(&tp, OM2K_DEI_MO_STATE))
return -EIO;
mo_state = *TLVP_VAL(&tp, OM2K_DEI_MO_STATE);
LOGP(DNM, LOGL_DEBUG, "Rx MO=%s %s, MO State: %s\n",
om2k_mo_name(&o2h->mo),
get_value_string(om2k_msgcode_vals, msg_type),
get_value_string(om2k_mostate_vals, mo_state));
update_mo_state(bts, &o2h->mo, mo_state);
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);
process_mo_state(bts, msg);
break;
case OM2K_MSGT_NEGOT_REQ:
rc = om2k_rx_negot_req(msg);
break;
case OM2K_MSGT_START_RES:
rc = om2k_rx_start_res(msg);
process_mo_state(bts, 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);
process_conf_res(bts, msg);
break;
case OM2K_MSGT_CON_CONF_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_CON_CONF_RES_ACK);
process_conf_res(bts, msg);
break;
case OM2K_MSGT_TX_CONF_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TX_CONF_RES_ACK);
process_conf_res(bts, msg);
break;
case OM2K_MSGT_RX_CONF_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_RX_CONF_RES_ACK);
process_conf_res(bts, msg);
break;
case OM2K_MSGT_TS_CONF_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TS_CONF_RES_ACK);
process_conf_res(bts, msg);
break;
case OM2K_MSGT_TF_CONF_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TF_CONF_RES_ACK);
process_conf_res(bts, msg);
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);
process_mo_state(bts, msg);
break;
case OM2K_MSGT_DISABLE_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_DISABLE_RES_ACK);
process_mo_state(bts, msg);
break;
case OM2K_MSGT_TEST_RES:
rc = abis_om2k_tx_simple(bts, &o2h->mo, OM2K_MSGT_TEST_RES_ACK);
process_mo_state(bts, msg);
break;
case OM2K_MSGT_STATUS_RESP:
process_mo_state(bts, msg);
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_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_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;
}
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