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OpenXG-RAN
Commit bfafd788 authored by ghaddab's avatar ghaddab
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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@6312 818b1a75-f10b-46b9-bf7c-635c3b92a50f
parent ed8503c3
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Showing with 5 additions and 5 deletions
targets/RT/USER/rrh.c
View file @ bfafd788
...@@ -61,7 +61,7 @@ ...@@ -61,7 +61,7 @@
//#define RRH_UE_DEST_IP "192.168.12.148" //Hecatonchire ip address //#define RRH_UE_DEST_IP "192.168.12.148" //Hecatonchire ip address
#define RRH_UE_DEST_IP "192.168.12.196" //Haswell ip address #define RRH_UE_DEST_IP "192.168.12.196" //Haswell ip address
#define FRAME_MAX_SIZE 76800*4 #define FRAME_MAX_SIZE 307200
#define DEFAULT_PERIOD_NS 133333 #define DEFAULT_PERIOD_NS 133333
typedef struct { typedef struct {
...@@ -418,12 +418,12 @@ void *rrh_UE_thread(void *arg) { ...@@ -418,12 +418,12 @@ void *rrh_UE_thread(void *arg) {
if ((timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) // Wrap around if nsamps exceeds the buffer limit if ((timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) // Wrap around if nsamps exceeds the buffer limit
{ {
if ((timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE < nsamps) && (eNB_tx_started==1)) if (((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE)) < ((timestamp_UE_rx[antenna_index]+nsamps)%(FRAME_MAX_SIZE))) && (eNB_tx_started==1))
{ {
printf("UE underflow timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",(int)(timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)),(int)(timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE)); printf("UE underflow wraparound timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",(int)(timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)),(int)(timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE));
if (NRT_FLAG==1) if (NRT_FLAG==1)
{ {
while ((timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE) < nsamps) while ((timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE) < ((timestamp_UE_rx[antenna_index]+nsamps)%(FRAME_MAX_SIZE)))
nanosleep(&time_req_1us,&time_rem_1us); nanosleep(&time_req_1us,&time_rem_1us);
} }
} }
...@@ -619,7 +619,7 @@ void *rrh_eNB_thread(void *arg) { ...@@ -619,7 +619,7 @@ void *rrh_eNB_thread(void *arg) {
if ((timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) // Wrap around if nsamps exceeds the buffer limit if ((timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) // Wrap around if nsamps exceeds the buffer limit
{ {
if ((timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE < nsamps) && (UE_tx_started==1)) if ((timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE < ((timestamp_eNB_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE)) && (UE_tx_started==1))
{ {
printf("eNB underflow\n"); printf("eNB underflow\n");
if (NRT_FLAG==1) if (NRT_FLAG==1)
......
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