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Use GPIO flag and fix bug

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This commit is contained in:
Robert Schmidt
2023-01-12 10:53:19 +01:00
parent 72460cec61
commit 9948d97230
3 changed files with 13 additions and 7 deletions
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8
executables/nr-ru.c
View File

@@ -733,8 +733,8 @@ void tx_rf(RU_t *ru,int frame,int slot, uint64_t timestamp) {
T_INT(0), T_BUFFER(&ru->common.txdata[0][fp->get_samples_slot_timestamp(slot,fp,0)], fp->samples_per_subframe * 4));
int sf_extension = 0;
int siglen=fp->get_samples_per_slot(slot,fp);
int flags=0,flags_gpio=0;
radio_tx_burst_flag_t flags_burst = TX_BURST_INVALID;
radio_tx_gpio_flag_t flags_gpio = 0;
if (cfg->cell_config.frame_duplex_type.value == TDD && !get_softmodem_params()->continuous_tx) {
int slot_type = nr_slot_select(cfg,frame,slot%fp->slots_per_frame);
@@ -796,11 +796,11 @@ void tx_rf(RU_t *ru,int frame,int slot, uint64_t timestamp) {
if (slot==30 || slot==70) beam=3|8;
*/
flags_gpio = beam & 0x1000; //enable change of gpio
flags_gpio = beam | TX_GPIO_CHANGE; //enable change of gpio
}
flags = flags_burst | flags_gpio<<4;
const int flags = flags_burst | flags_gpio << 4;
if (proc->first_tx == 1) proc->first_tx = 0;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_WRITE_FLAGS, flags );

8
radio/COMMON/common_lib.h
View File

@@ -160,6 +160,12 @@ typedef enum {
TX_BURST_END_NO_TIME_SPEC = 10,
} radio_tx_burst_flag_t;
/*! \brief Radio TX GPIO flags: MSB to enable sending GPIO command, 12 LSB carry GPIO values */
typedef enum {
/* first 12 bits reserved for beams */
TX_GPIO_CHANGE = 0x1000,
} radio_tx_gpio_flag_t;
/*! \brief Structure used for initializing UDP read threads */
typedef struct {
openair0_device *device;
@@ -317,7 +323,7 @@ typedef struct {
int cc;
signed char first_packet;
signed char last_packet;
int flags_gpio;
radio_tx_gpio_flag_t flags_gpio;
} openair0_write_package_t;
typedef struct {

4
radio/USRP/USERSPACE/LIB/usrp_lib.cpp
View File

@@ -390,7 +390,7 @@ static int trx_usrp_write(openair0_device *device,
int nsamps2; // aligned to upper 32 or 16 byte boundary
radio_tx_burst_flag_t flags_burst = (radio_tx_burst_flag_t) (flags & 0xf);
int flags_gpio = (flags>>4)&0x1fff; //MSB to enable sending GPIO command, 12 LSB carry GPIO values
radio_tx_gpio_flag_t flags_gpio = (radio_tx_gpio_flag_t) ((flags >> 4) & 0x1fff);
int end;
openair0_thread_t *write_thread = &device->write_thread;
@@ -466,7 +466,7 @@ static int trx_usrp_write(openair0_device *device,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_BEAM_SWITCHING_GPIO,1);
// bit 13 enables gpio
if (flags_gpio&0x1000) {
if ((flags_gpio & TX_GPIO_CHANGE) != 0) {
// push GPIO bits
s->usrp->set_command_time(s->tx_md.time_spec);
s->usrp->set_gpio_attr(s->gpio_bank, "OUT", flags_gpio, MAN_MASK);