gsm_04_14.h

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#pragma once
 
#include <stdint.h>
#include <osmocom/core/endian.h>
#include <osmocom/core/utils.h>
 
/* According to 3GPP TS 44.014 / GSM TS 04.14 */
 
#define GSM414_MT_CLOSE_TCH_LOOP_CMD    0x00    /* 8.1 */
enum gsm414_tch_loop_mode {
        GSM414_LOOP_A   = 0x00,
        GSM414_LOOP_B   = 0x01,
        GSM414_LOOP_C   = 0x02,
        GSM414_LOOP_D   = 0x04,
        GSM414_LOOP_E   = 0x08,
        GSM414_LOOP_F   = 0x0c,
        GSM414_LOOP_I   = 0x1c,
};
 
#define GSM414_MT_CLOSE_TCH_LOOP_ACK    0x01    /* 8.2 */
#define GSM414_MT_OPEN_LOOP_CMD         0x06    /* 8.3 */
#define GSM414_OPEN_LOOP_ACK_IE         0x81
 
#define GSM414_MT_CLOSE_MSLOT_LOOP_CMD  0x20    /* 8.4 */
struct gsm414_close_mslot_loop_cmd {
#if OSMO_IS_LITTLE_ENDIAN
        uint8_t chc:2,
                loop_mech:3,
                tn:3;
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
        uint8_t tn:3, loop_mech:3, chc:2;
#endif
} __attribute__((packed));
 
#define GSM414_MT_CLOSE_MSLOT_LOOP_ACK  0x21    /* 8.5 */
struct gsm414_close_mslot_loop_ack {
#if OSMO_IS_LITTLE_ENDIAN
        uint8_t err_ind:1,
                loop_mech:3,
                chc:2,
                spare:2;
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
        uint8_t spare:2, chc:2, loop_mech:3, err_ind:1;
#endif
} __attribute__((packed));
 
#define GSM414_MT_OPEN_MSLOT_LOOP_CMD   0x22    /* 8.6 */
#define GSM414_MT_OPEN_MSLOT_LOOP_ACK   0x23    /* 8.7 */
#define GSM414_MT_ACT_EMMI_CMD          0x0c    /* 8.8 */
#define GSM414_MT_ACT_EMMI_ACK          0x0d    /* 8.9 */
#define GSM414_MT_DEACT_EMMI_CMD        0x80    /* 8.10 */
#define GSM414_MT_TEST_INTERFACE        0x84    /* 8.11 */
 
/* 8.12 Timers (milli-seconds) */
#define GSM414_TT01_MS  2500
#define GSM414_TT02_MS  2500
#define GSM414_TT03_MS  50
 
#define GSM414_MT_GPRS_TEST_MODE_CMD    0x24    /* 8.13 */
struct gsm414_gprs_test_mode_cmd {
#if OSMO_IS_LITTLE_ENDIAN
        uint16_t d:12,
                spare:3,
                l:1;
        uint8_t m:1,
                dl_tx_offset:3,
                _spare:4;
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
        uint16_t d:12,
                spare:3,
                l:1;
        uint8_t _spare:4, dl_tx_offset:3, m:1;
#endif
} __attribute__((packed));
 
 
#define GSM414_MT_EGPRS_ST_RB_LOOP_CMD  0x25    /* 8.14 */
struct gsm414_egprs_st_sb_loop_cmd {
#if OSMO_IS_LITTLE_ENDIAN
        uint8_t _spare:4,
                dl_tx_offset:3,
                m:1;
#elif OSMO_IS_BIG_ENDIAN
/* auto-generated from the little endian part above (libosmocore/contrib/struct_endianness.py) */
        uint8_t m:1, dl_tx_offset:3, _spare:4;
#endif
} __attribute__((packed));
 
#define GSM414_MT_RESET_MS_POS_STORED   0x26    /* 8.15 */
#define GSM414_MS_POS_TECH_AGPS         0x00
#define GSM414_MS_POS_TECH_AGNSS        0x01
 
extern const struct value_string gsm414_msgt_names[];