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added functionality to map UEs and eNBs to different cards and RF chains

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moved some functionality from device_init to dump_config in openair0 library


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5744 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
Florian Kaltenberger
2014-08-21 15:43:39 +00:00
parent 111c43ac4c
commit 2d73a4a3fa
7 changed files with 332 additions and 242 deletions
Download Patch File Download Diff File Expand all files Collapse all files
targets/ARCH/COMMON/common_lib.h
+13
View File
@@ -40,6 +40,10 @@ typedef struct openair0_device_t openair0_device;
/* structrue holds the parameters to configure USRP devices
*/
#ifdef USRP
#define MAX_CARDS 1
#endif
typedef enum {
max_gain=0,med_gain,byp_gain
} rx_gain_t;
@@ -68,6 +72,15 @@ typedef struct {
double tx_bw;
} openair0_config_t;
typedef struct {
/* card id */
int card;
/* rf chain id */
int chain;
} openair0_rf_map;
struct openair0_device_t {
/* USRP RF frontend parameters set by application */
openair0_config_t openair0_cfg;
targets/ARCH/EXMIMO/USERSPACE/LIB/openair0_lib.c
+119 -95
View File
@@ -80,7 +80,6 @@ int openair0_open(void)
int card;
int ant;
int openair0_num_antennas[4];
PAGE_SHIFT = log2_int( sysconf( _SC_PAGESIZE ) );
@@ -220,10 +219,12 @@ int openair0_close(void)
return 0;
}
/*
int openair0_dump_config(int card)
{
return ioctl(openair0_fd, openair_DUMP_CONFIG, card);
}
*/
int openair0_get_frame(int card)
{
@@ -245,18 +246,15 @@ int openair0_stop_without_reset(int card)
return ioctl(openair0_fd, openair_STOP_WITHOUT_RESET, card);
}
static exmimo_config_t *p_exmimo_config;
static exmimo_id_t *p_exmimo_id;
#define MY_RF_MODE (RXEN + TXEN + TXLPFNORM + TXLPFEN + TXLPF25 + RXLPFNORM + RXLPFEN + RXLPF25 + LNA1ON +LNAMax + RFBBNORM + DMAMODE_RX + DMAMODE_TX)
#define RF_MODE_BASE (LNA1ON +LNAMax + RFBBNORM)
int openair0_device_init(openair0_device *device, openair0_config_t *openair0_cfg) {
// Initialize card
exmimo_config_t *p_exmimo_config;
exmimo_id_t *p_exmimo_id;
int ret;
int ant;
int resampling_factor=2;
int rx_filter=RXLPF25, tx_filter=TXLPF25;
ret = openair0_open();
@@ -271,115 +269,141 @@ int openair0_device_init(openair0_device *device, openair0_config_t *openair0_cf
return(ret);
}
printf ("Detected %d number of cards, %d number of antennas.\n", openair0_num_detected_cards, openair0_num_antennas[0]);
if (openair0_num_detected_cards>MAX_CARDS) {
printf ("Detected %d number of cards, but MAX_CARDS=%d\n", openair0_num_detected_cards, MAX_CARDS);
}
else {
printf ("Detected %d number of cards, %d number of antennas.\n", openair0_num_detected_cards, openair0_num_antennas[0]);
}
p_exmimo_config = openair0_exmimo_pci[0].exmimo_config_ptr;
p_exmimo_id = openair0_exmimo_pci[0].exmimo_id_ptr;
printf("Card %d: ExpressMIMO %d, HW Rev %d, SW Rev 0x%d\n", 0, p_exmimo_id->board_exmimoversion, p_exmimo_id->board_hwrev, p_exmimo_id->board_swrev);
// check if the software matches firmware
if (p_exmimo_id->board_swrev!=BOARD_SWREV_CNTL2) {
printf("Software revision %d and firmware revision %d do not match. Please update either the firmware or the software!\n",BOARD_SWREV_CNTL2,p_exmimo_id->board_swrev);
exit(-1);
return(-1);
}
return(0);
}
int openair0_dump_config(openair0_config_t *openair0_cfg, int UE_flag)
{
int ret;
int ant, card;
int resampling_factor=2;
int rx_filter=RXLPF25, tx_filter=TXLPF25;
exmimo_config_t *p_exmimo_config;
exmimo_id_t *p_exmimo_id;
if (!openair0_cfg) {
printf("Error, openair0_cfg is null!!\n");
return(-1);
}
if (p_exmimo_id->board_swrev>=9)
p_exmimo_config->framing.eNB_flag = 0;
else
p_exmimo_config->framing.eNB_flag = 1;//!UE_flag;
p_exmimo_config->framing.tdd_config = DUPLEXMODE_FDD + TXRXSWITCH_LSB;
if (openair0_cfg->sample_rate==30.72e6) {
resampling_factor = 0;
rx_filter = RXLPF10;
tx_filter = TXLPF10;
}
else if (openair0_cfg->sample_rate==15.36e6) {
resampling_factor = 1;
rx_filter = RXLPF5;
tx_filter = TXLPF5;
}
else if (openair0_cfg->sample_rate==7.68e6) {
resampling_factor = 2;
rx_filter = RXLPF25;
tx_filter = TXLPF25;
}
else {
printf("Sampling rate not supported, using default 7.68MHz");
resampling_factor = 2;
rx_filter = RXLPF25;
tx_filter = TXLPF25;
}
for (card=0; card<openair0_num_detected_cards; card++) {
p_exmimo_config = openair0_exmimo_pci[card].exmimo_config_ptr;
p_exmimo_id = openair0_exmimo_pci[card].exmimo_id_ptr;
if (p_exmimo_id->board_swrev>=9)
p_exmimo_config->framing.eNB_flag = 0;
else
p_exmimo_config->framing.eNB_flag = !UE_flag;
p_exmimo_config->framing.tdd_config = DUPLEXMODE_FDD + TXRXSWITCH_LSB;
if (openair0_cfg[card].sample_rate==30.72e6) {
resampling_factor = 0;
rx_filter = RXLPF10;
tx_filter = TXLPF10;
}
else if (openair0_cfg[card].sample_rate==15.36e6) {
resampling_factor = 1;
rx_filter = RXLPF5;
tx_filter = TXLPF5;
}
else if (openair0_cfg[card].sample_rate==7.68e6) {
resampling_factor = 2;
rx_filter = RXLPF25;
tx_filter = TXLPF25;
}
else {
printf("Sampling rate not supported, using default 7.68MHz");
resampling_factor = 2;
rx_filter = RXLPF25;
tx_filter = TXLPF25;
}
#if (BOARD_SWREV_CNTL2>=0x0A)
for (ant=0; ant<4; ant++)
p_exmimo_config->framing.resampling_factor[ant] = resampling_factor;
for (ant=0; ant<4; ant++)
p_exmimo_config->framing.resampling_factor[ant] = resampling_factor;
#else
p_exmimo_config->framing.resampling_factor = resampling_factor;
#endif
for (ant=0;ant<max(openair0_cfg->tx_num_channels,openair0_cfg->rx_num_channels);ant++)
p_exmimo_config->rf.rf_mode[ant] = RF_MODE_BASE;
for (ant=0;ant<openair0_cfg->tx_num_channels;ant++)
p_exmimo_config->rf.rf_mode[ant] += (TXEN + DMAMODE_TX + TXLPFNORM + TXLPFEN + tx_filter);
for (ant=0;ant<openair0_cfg->rx_num_channels;ant++) {
p_exmimo_config->rf.rf_mode[ant] += (RXEN + DMAMODE_RX + RXLPFNORM + RXLPFEN + rx_filter);
switch (openair0_cfg->rxg_mode[ant]) {
default:
case max_gain:
p_exmimo_config->rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAMax;
break;
case med_gain:
p_exmimo_config->rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAMed;
break;
case byp_gain:
p_exmimo_config->rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAByp;
break;
}
}
for (ant=max(openair0_cfg->tx_num_channels,openair0_cfg->rx_num_channels);ant<4;ant++) {
p_exmimo_config->rf.rf_mode[ant] = 0;
}
for (ant = 0; ant<openair0_cfg->rx_num_channels; ant++) {
p_exmimo_config->rf.do_autocal[ant] = 1;
p_exmimo_config->rf.rf_freq_rx[ant] = (unsigned int)openair0_cfg->rx_freq[ant];
p_exmimo_config->rf.rx_gain[ant][0] = (unsigned int)openair0_cfg->rx_gain[ant];
printf("openair0 : programming RX antenna %d (freq %d, gain %d)\n",ant,p_exmimo_config->rf.rf_freq_rx[ant],p_exmimo_config->rf.rx_gain[ant][0]);
}
for (ant = 0; ant<openair0_cfg->tx_num_channels; ant++) {
p_exmimo_config->rf.rf_freq_tx[ant] = (unsigned int)openair0_cfg->tx_freq[ant];
p_exmimo_config->rf.tx_gain[ant][0] = (unsigned int)openair0_cfg->tx_gain[ant];
printf("openair0 : programming TX antenna %d (freq %d, gain %d)\n",ant,p_exmimo_config->rf.rf_freq_tx[ant],p_exmimo_config->rf.tx_gain[ant][0]);
}
p_exmimo_config->rf.rf_local[ant] = rf_local[ant];
p_exmimo_config->rf.rf_rxdc[ant] = rf_rxdc[ant];
for (ant=0;ant<4;ant++) {
p_exmimo_config->rf.rf_local[ant] = rf_local[ant];
p_exmimo_config->rf.rf_rxdc[ant] = rf_rxdc[ant];
if (( p_exmimo_config->rf.rf_freq_tx[ant] >= 850000000) && ( p_exmimo_config->rf.rf_freq_tx[ant] <= 865000000)) {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal_850[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = DD_TDD;
}
else if (( p_exmimo_config->rf.rf_freq_tx[ant] >= 1900000000) && ( p_exmimo_config->rf.rf_freq_tx[ant] <= 2000000000)) {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = B19G_TDD;
}
else {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = 0;
for (ant=0;ant<4;ant++) {
if (openair0_cfg[card].rx_freq[ant] || openair0_cfg[card].tx_freq[ant]) {
p_exmimo_config->rf.rf_mode[ant] = RF_MODE_BASE;
p_exmimo_config->rf.do_autocal[ant] = 1;
}
if (openair0_cfg[card].tx_freq[ant]) {
p_exmimo_config->rf.rf_mode[ant] += (TXEN + DMAMODE_TX + TXLPFNORM + TXLPFEN + tx_filter);
p_exmimo_config->rf.rf_freq_tx[ant] = (unsigned int)openair0_cfg[card].tx_freq[ant];
p_exmimo_config->rf.tx_gain[ant][0] = (unsigned int)openair0_cfg[card].tx_gain[ant];
printf("openair0 : programming TX antenna %d (freq %u, gain %d)\n",ant,p_exmimo_config->rf.rf_freq_tx[ant],p_exmimo_config->rf.tx_gain[ant][0]);
}
if (openair0_cfg[card].rx_freq[ant]) {
p_exmimo_config->rf.rf_mode[ant] += (RXEN + DMAMODE_RX + RXLPFNORM + RXLPFEN + rx_filter);
p_exmimo_config->rf.rf_freq_rx[ant] = (unsigned int)openair0_cfg[card].rx_freq[ant];
p_exmimo_config->rf.rx_gain[ant][0] = (unsigned int)openair0_cfg[card].rx_gain[ant];
printf("openair0 : programming RX antenna %d (freq %u, gain %d)\n",ant,p_exmimo_config->rf.rf_freq_rx[ant],p_exmimo_config->rf.rx_gain[ant][0]);
switch (openair0_cfg[card].rxg_mode[ant]) {
default:
case max_gain:
p_exmimo_config[card].rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAMax;
break;
case med_gain:
p_exmimo_config[card].rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAMed;
break;
case byp_gain:
p_exmimo_config[card].rf.rf_mode[ant] = (p_exmimo_config->rf.rf_mode[ant]&(~LNAGAINMASK))|LNAByp;
break;
}
}
else {
p_exmimo_config->rf.rf_mode[ant] = 0;
p_exmimo_config->rf.do_autocal[ant] = 0;
}
p_exmimo_config->rf.rf_local[ant] = rf_local[ant];
p_exmimo_config->rf.rf_rxdc[ant] = rf_rxdc[ant];
if (( p_exmimo_config->rf.rf_freq_tx[ant] >= 850000000) && ( p_exmimo_config->rf.rf_freq_tx[ant] <= 865000000)) {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal_850[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = DD_TDD;
}
else if (( p_exmimo_config->rf.rf_freq_tx[ant] >= 1900000000) && ( p_exmimo_config->rf.rf_freq_tx[ant] <= 2000000000)) {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = B19G_TDD;
}
else {
p_exmimo_config->rf.rf_vcocal[ant] = rf_vcocal[ant];
p_exmimo_config->rf.rffe_band_mode[ant] = 0;
}
}
ret = ioctl(openair0_fd, openair_DUMP_CONFIG, card);
if (ret!=0)
return(-1);
}
return(0);
targets/ARCH/EXMIMO/USERSPACE/LIB/openair0_lib.h
+2 -1
View File
@@ -63,7 +63,8 @@ int openair0_close(void);
// trigger config update on card
// return 0 on success
int openair0_dump_config(int card);
int openair0_dump_config(openair0_config_t *openair0_cfg, int UE_flag);
//int openair0_dump_config(int card);
// triggers recording of exactly 1 frame
// in case of synchronized multiple cards, send this only to the master card