Osmocom GSM/GPRS/EGPRS transceiver, originally forked from OpenBTS transceiver. For building SDR based GSM BTS with osmo-bts-trx.
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#pragma once
/*
* This file contains structures used by both VTY (C, dir CommonLibs) and
* osmo-trx (CXX, dir Transceiver52)
*/
#include <stdbool.h>
enum FillerType {
FILLER_DUMMY,
FILLER_ZERO,
FILLER_NORM_RAND,
FILLER_EDGE_RAND,
FILLER_ACCESS_RAND,
};
enum ReferenceType {
REF_INTERNAL,
REF_EXTERNAL,
REF_GPS,
};
/* Maximum number of physical RF channels */
#define TRX_CHAN_MAX 8
struct trx_ctx;
struct trx_chan {
struct trx_ctx *trx; /* backpointer */
unsigned int idx; /* channel index */
char *rx_path;
char *tx_path;
};
struct trx_cfg {
char *bind_addr;
char *remote_addr;
char *dev_args;
unsigned int base_port;
unsigned int tx_sps;
unsigned int rx_sps;
unsigned int rtsc;
unsigned int rach_delay;
enum ReferenceType clock_ref;
enum FillerType filler;
bool multi_arfcn;
double offset;
double freq_offset_khz;
double rssi_offset;
int ul_fn_offset;
bool force_rssi_offset; /* Force value set in VTY? */
bool swap_channels;
bool ext_rach;
bool egprs;
unsigned int sched_rr;
unsigned int stack_size;
unsigned int num_chans;
struct trx_chan chans[TRX_CHAN_MAX];
};