maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

small changes in eth_udp.c for AW2S

Browse Source
This commit is contained in:
Raymond Knopp
2023-03-12 22:51:09 +01:00
parent e4b3757e1e
commit 2b143370ee
3 changed files with 20 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files
radio/ETHERNET/USERSPACE/LIB/eth_udp.c
+16 -10
View File
@@ -314,9 +314,15 @@ void *trx_eth_write_udp_cmd(udpTXelem_t *udpTXelem) {
uint64_t last_rxTS = fhstate->TS[0]-fhstate->TS0;
uint64_t TS_advance=0;
if (timestamp > last_rxTS) TS_advance = timestamp - last_rxTS;
if (TS_advance < (nsamps/2)) LOG_W(PHY,"Starting TX FH for TS %llu absslot %llu(%llu) last_rxTS %llu TS_advance %llu samples\n",(unsigned long long)timestamp,(unsigned long long)timestamp/nsamps,((unsigned long long)timestamp/nsamps)%20,(unsigned long long)last_rxTS,(unsigned long long)TS_advance);
void *buff2;
else {
LOG_W(PHY,"TS_advance is < 0 TS %llu absslot %llu(%llu) last_rxTS %llu TS_advance %llu samples\n", (unsigned long long)timestamp,(unsigned long long)timestamp/nsamps,((unsigned long long)timestamp/nsamps)%20,(unsigned long long)last_rxTS,(unsigned long long)TS_advance);
free(buff);
return(NULL);
}
if (TS_advance < (nsamps/2)) {
LOG_W(PHY,"Starting TX FH for TS %llu absslot %llu(%llu) last_rxTS %llu TS_advance %llu samples\n",(unsigned long long)timestamp,(unsigned long long)timestamp/nsamps,((unsigned long long)timestamp/nsamps)%20,(unsigned long long)last_rxTS,(unsigned long long)TS_advance);
}
void *buff2;
#if defined(__x86_64) || defined(__i386__)
int nsamps2 = 256>>3;
__m256i buff_tx[nsamps2+1];
@@ -445,7 +451,7 @@ void *udp_read_thread(void *arg) {
char buffer[UDP_PACKET_SIZE_BYTES(256)];
int first_read=0;
while (oai_exit == 0) {
LOG_I(PHY,"UDP read thread %d, waiting for start sampling_rate_d %d, sampling_rate_n %d\n",u->thread_id,device->sampling_rate_ratio_n,device->sampling_rate_ratio_d);
LOG_I(PHY,"UDP read thread %d on core %d, waiting for start sampling_rate_d %d, sampling_rate_n %d\n",u->thread_id,sched_getcpu(),device->sampling_rate_ratio_n,device->sampling_rate_ratio_d);
while (fhstate->active > 0) {
ssize_t count = recvfrom(((eth_state_t*)device->priv)->sockfdd[0],
buffer,sizeof(buffer),0,
@@ -500,23 +506,23 @@ void *udp_read_thread(void *arg) {
int trx_eth_read_udp(openair0_device *device, openair0_timestamp *timestamp, uint32_t **buff, int nsamps) {
fhstate_t *fhstate = &device->fhstate;
openair0_timestamp prev_read_TS= fhstate->TS_read, min_TS;
openair0_timestamp prev_read_TS= fhstate->TS_read;
volatile openair0_timestamp min_TS;
// block until FH is ready
while (fhstate->r[0] == 0 || fhstate->r[1] == 0 || fhstate->r[2] == 0 || fhstate->r[3] == 0 ||
fhstate->r[4] == 0 || fhstate->r[5] == 0 || fhstate->r[6] == 0 || fhstate->r[7] == 0) usleep(100);
// get minimum TS over all antennas
min_TS = fhstate->TS[0];
min_TS = (volatile openair0_timestamp)fhstate->TS[0];
for (int i=1;i<device->openair0_cfg->rx_num_channels;i++) min_TS = min(min_TS,fhstate->TS[i]);
// poll/sleep until we accumulated enough samples on each antenna port
int count=0;
while (fhstate->first_read == 1 && min_TS < (fhstate->TS0+prev_read_TS + nsamps)) {
usleep(50);
min_TS = fhstate->TS[0];
for (int i=1;i<device->openair0_cfg->rx_num_channels;i++) min_TS = min(min_TS,fhstate->TS[i]);
usleep(10);
min_TS = (volatile openair0_timestamp)fhstate->TS[0];
for (int i=1;i<device->openair0_cfg->rx_num_channels;i++) min_TS = min(min_TS,(volatile openair0_timestamp)fhstate->TS[i]);
count++;
}
if (fhstate->first_read == 0) {
*timestamp = 0;
fhstate->TS_read = *timestamp+nsamps;