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Fix IQ recorder/player for nrUE

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This commit is contained in:
Bruno Mongazon-Cazavet
2023-02-17 12:00:46 +01:00
parent f984f49310
commit 8601b8c990
28 changed files with 331 additions and 150 deletions
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radio/COMMON/common_lib.c
+4 -1
View File
@@ -110,7 +110,10 @@ int load_lib(openair0_device *device,
openair0_cfg->recplay_mode = read_recplayconfig(&(openair0_cfg->recplay_conf),&(device->recplay_state));
if ( openair0_cfg->recplay_mode == RECPLAY_REPLAYMODE ) {
if (openair0_cfg->recplay_mode == RECPLAY_RECORDMODE) {
set_softmodem_optmask(SOFTMODEM_RECRECORD_BIT); // softmodem has to know we use the iqrecorder to workaround randomized algorithms
}
if (openair0_cfg->recplay_mode == RECPLAY_REPLAYMODE) {
deflibname=OAI_IQPLAYER_LIBNAME;
shlib_fdesc[0].fname="device_init";
set_softmodem_optmask(SOFTMODEM_RECPLAY_BIT); // softmodem has to know we use the iqplayer to workaround randomized algorithms
radio/COMMON/record_player.c
+9 -16
View File
@@ -40,13 +40,11 @@
* recplay_state: store recorder or player data while the device runs
*/
int read_recplayconfig(recplay_conf_t **recplay_conf, recplay_state_t **recplay_state) {
unsigned int u_sf_record = 0; // record mode
unsigned int u_sf_replay = 0; // replay mode
*recplay_conf = calloc(sizeof(recplay_conf_t),1);
paramdef_t device_recplay_params[]=DEVICE_RECPLAY_PARAMS_DESC ;
config_get(device_recplay_params,sizeof(device_recplay_params)/sizeof(paramdef_t),DEVICE_RECPLAY_SECTION);
if (u_sf_record || u_sf_replay ) {
if ((*recplay_conf)->u_sf_record || (*recplay_conf)->u_sf_replay ) {
struct sysinfo systeminfo;
*recplay_state = calloc(sizeof(recplay_state_t),1);
@@ -62,17 +60,18 @@ int read_recplayconfig(recplay_conf_t **recplay_conf, recplay_state_t **recplay_
LOG_W(HW,"System with %f GB of mem (<6GB), mmap usage disabled\n",systeminfo.totalram/10E9);
(*recplay_conf)->use_mmap = 0;
}
} else { /* record player enabled */
} else { /* player-recorder disable */
free(*recplay_conf);
*recplay_conf=NULL;
return RECPLAY_DISABLED;
}
if (u_sf_replay == 1)
if ((*recplay_conf)->u_sf_replay == 1)
return RECPLAY_REPLAYMODE;
else if (u_sf_record == 1)
else if ((*recplay_conf)->u_sf_record == 1)
return RECPLAY_RECORDMODE;
return 0;
return RECPLAY_DISABLED;
}
/*! \brief Terminate operation of the oai iq recorder. to be called by any device
@@ -81,21 +80,15 @@ int read_recplayconfig(recplay_conf_t **recplay_conf, recplay_state_t **recplay_
*/
void iqrecorder_end(openair0_device *device) {
if (device->recplay_state != NULL) { // subframes store
iqfile_header_t fh = {device->type,device->openair0_cfg->tx_sample_advance, device->openair0_cfg->rx_bw,0,OAIIQFILE_ID};
iqfile_header_t fh = {device->type,device->openair0_cfg->tx_sample_advance, device->openair0_cfg->rx_bw,0,OAIIQFILE_ID};
recplay_state_t *rs = device->recplay_state;
recplay_conf_t *rc = device->openair0_cfg[0].recplay_conf;
recplay_conf_t *rc = device->openair0_cfg[0].recplay_conf;
rs->pFile = fopen (rc->u_sf_filename,"wb+");
if (rs->pFile == NULL) {
LOG_E(HW,"Cannot open %s\n", rc->u_sf_filename);
} else {
unsigned int i = 0;
unsigned int modu = 0;
if ((modu = rs->nbSamplesBlocks % 10) != 0) {
rs->nbSamplesBlocks -= modu; // store entire number of frames
}
fh.nbSamplesBlocks=rs->nbSamplesBlocks;
LOG_I(HW,"Writing file header to %s \n", rc->u_sf_filename );
fwrite(&fh, sizeof(fh), 1, rs->pFile);
@@ -103,7 +96,7 @@ void iqrecorder_end(openair0_device *device) {
uint8_t *ptr=(uint8_t *)rs->ms_sample;
for (i = 0; i < rs->nbSamplesBlocks; i++) {
int blockBytes=sizeof(iqrec_t)+((iqrec_t *)ptr)->nbBytes;
int blockBytes=sizeof(iqrec_t)+BELL_LABS_IQ_BYTES_PER_SF;
fwrite(ptr, sizeof(unsigned char), blockBytes, rs->pFile);
ptr+=blockBytes;
}
radio/COMMON/record_player.h
+19 -16
View File
@@ -44,9 +44,8 @@ extern "C"
#define RECPLAY_REPLAYMODE 2
#define BELL_LABS_IQ_HEADER 0xabababababababab
#define BELL_LABS_IQ_PER_SF 46080 // 7680 => 5MHz bw for now; 46080 => 3/4 40MHz (106 PRBs)
#define BELL_LABS_IQ_PER_SF 23040 // 23040 => 46080/2 slots => 3/4 40MHz (106 PRBs)
#define BELL_LABS_IQ_BYTES_PER_SF (BELL_LABS_IQ_PER_SF * 4)
#define MAX_BELL_LABS_IQ_BYTES_PER_SF BELL_LABS_IQ_BYTES_PER_SF*10
#define OAIIQFILE_ID {'O', 'I','Q','F'}
typedef struct {
@@ -61,7 +60,9 @@ typedef struct {
int64_t header;
int64_t ts;
int64_t nbBytes;
int64_t rfu2; // pad for 256 bits alignement required by AVX2
int64_t tv_sec; // nb of secs since EPOCH
int64_t tv_usec; // nb of µsecs since EPOCH
int64_t rfu2; // pad for 256 bits alignement required by AVX2
} iqrec_t;
#define DEF_NB_SF 120000 // default nb of sf or ms to capture (2 minutes at 5MHz)
#define DEF_SF_FILE "/tmp/iqfile" // default subframes file name
@@ -95,29 +96,31 @@ typedef struct {
/* optname helpstr paramflags XXXptr defXXXval type numelt */
/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
#define DEVICE_RECPLAY_PARAMS_DESC { \
{CONFIG_OPT_SF_FILE, CONFIG_HLP_SF_FILE, 0, strptr:&((*recplay_conf)->u_sf_filename), defstrval:DEF_SF_FILE, TYPE_STRING, 0}, \
{CONFIG_OPT_SF_REC, CONFIG_HLP_SF_REC, PARAMFLAG_BOOL, uptr:&(u_sf_record), defuintval:0, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_REP, CONFIG_HLP_SF_REP, PARAMFLAG_BOOL, uptr:&(u_sf_replay), defuintval:0, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_MAX, CONFIG_HLP_SF_MAX, 0, uptr:&((*recplay_conf)->u_sf_max), defintval:DEF_NB_SF, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_LOOPS, CONFIG_HLP_SF_LOOPS, 0, uptr:&((*recplay_conf)->u_sf_loops), defintval:DEF_SF_NB_LOOP, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_RDELAY, CONFIG_HLP_SF_RDELAY, 0, uptr:&((*recplay_conf)->u_sf_read_delay), defintval:DEF_SF_DELAY_READ, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_WDELAY, CONFIG_HLP_SF_WDELAY, 0, uptr:&((*recplay_conf)->u_sf_write_delay), defintval:DEF_SF_DELAY_WRITE, TYPE_UINT, 0}, \
{CONFIG_OPT_USE_MMAP, CONFIG_HLP_USE_MMAP, PARAMFLAG_BOOL, uptr:&((*recplay_conf)->use_mmap), defuintval:1, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_FILE, CONFIG_HLP_SF_FILE, 0, strptr:&((*recplay_conf)->u_sf_filename), defstrval:DEF_SF_FILE, TYPE_STRING, 0}, \
{CONFIG_OPT_SF_REC, CONFIG_HLP_SF_REC, PARAMFLAG_BOOL, uptr:&((*recplay_conf)->u_sf_record), defuintval:0, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_REP, CONFIG_HLP_SF_REP, PARAMFLAG_BOOL, uptr:&((*recplay_conf)->u_sf_replay), defuintval:0, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_MAX, CONFIG_HLP_SF_MAX, 0, uptr:&((*recplay_conf)->u_sf_max), defintval:DEF_NB_SF, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_LOOPS, CONFIG_HLP_SF_LOOPS, 0, uptr:&((*recplay_conf)->u_sf_loops), defintval:DEF_SF_NB_LOOP, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_RDELAY, CONFIG_HLP_SF_RDELAY, 0, uptr:&((*recplay_conf)->u_sf_read_delay), defintval:DEF_SF_DELAY_READ, TYPE_UINT, 0}, \
{CONFIG_OPT_SF_WDELAY, CONFIG_HLP_SF_WDELAY, 0, uptr:&((*recplay_conf)->u_sf_write_delay), defintval:DEF_SF_DELAY_WRITE, TYPE_UINT, 0}, \
{CONFIG_OPT_USE_MMAP, CONFIG_HLP_USE_MMAP, PARAMFLAG_BOOL, uptr:&((*recplay_conf)->use_mmap), defuintval:1, TYPE_UINT, 0}, \
}/*! \brief Record Player Configuration and state */
typedef struct {
char *u_sf_filename; // subframes file path
unsigned int u_sf_max ; // max number of recorded subframes
unsigned int u_sf_loops ; // number of loops in replay mode
char *u_sf_filename; // subframes file path
unsigned int u_sf_max ; // max number of recorded subframes
unsigned int u_sf_loops ; // number of loops in replay mode
unsigned int u_sf_read_delay; // read delay in replay mode
unsigned int u_sf_write_delay ; // write delay in replay mode
unsigned int use_mmap; // default is to use mmap
unsigned int use_mmap; // default is to use mmap
unsigned int u_sf_replay; // replay mode (if 1)
unsigned int u_sf_record; // record mode (if 1)
} recplay_conf_t;
typedef struct {
size_t mapsize;
FILE *pFile;
int fd;
iqrec_t *ms_sample; // memory for all subframes
iqrec_t *ms_sample; // memory for all subframes
unsigned int nbSamplesBlocks;
uint8_t *currentPtr;
uint64_t currentTs;