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OpenXG-RAN
Commit 84c61990 authored by Raymond.Knopp's avatar Raymond.Knopp
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fix for S-subframe handling (if4p5_asynch_DL)

parent 4c78c177
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Showing with 9 additions and 6 deletions
targets/RT/USER/lte-enb.c
View file @ 84c61990
......@@ -768,7 +768,7 @@ void fh_if4p5_asynch_DL(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
int subframe_tx,frame_tx;
symbol_number = 0;
symbol_mask_full = (subframe_select(fp,*subframe) == SF_S) ? (1<<fp->dl_symbols_in_S_subframe) : (1<<fp->symbols_per_tti)-1;
// correct for TDD
if (fp->frame_type == TDD) {
......@@ -780,6 +780,7 @@ void fh_if4p5_asynch_DL(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
}
}
}
symbol_mask_full = ((subframe_select(fp,*subframe) == SF_S) ? (1<<fp->dl_symbols_in_S_subframe) : (1<<fp->symbols_per_tti))-1;
do { // Blocking, we need a timeout on this !!!!!!!!!!!!!!!!!!!!!!!
recv_IF4p5(eNB, &frame_tx, &subframe_tx, &packet_type, &symbol_number);
if (proc->first_tx != 0) {
......@@ -1047,10 +1048,11 @@ void rx_fh_if4p5(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
proc->symbol_mask[sf] = proc->symbol_mask[sf] | (1<<symbol_number);
} else if (packet_type == IF4p5_PULTICK) {
if (f!=*frame)
if ((proc->first_rx==0) && (f!=*frame))
LOG_E(PHY,"rx_fh_if4p5: PULTICK received frame %d != expected %d\n",f,*frame);
if (sf!=*subframe)
LOG_E(PHY,"rx_fh_if4p5: PULTICK received subframe %d != expected %d\n",sf,*subframe);
if ((proc->first_rx==0) && (sf!=*subframe))
LOG_E(PHY,"rx_fh_if4p5: PULTICK received subframe %d != expected %d (first_rx %d)\n",sf,*subframe,proc->first_rx);
break;
} else if (packet_type == IF4p5_PRACH) {
LOG_D(PHY,"rx_fh:if4p5: frame %d, subframe %d, PRACH\n",f,sf);
......@@ -1061,8 +1063,9 @@ void rx_fh_if4p5(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
if (eNB->CC_id==1) LOG_I(PHY,"rx_fh_if4p5: symbol_mask[%d] %x\n",*subframe,proc->symbol_mask[*subframe]);
} while(proc->symbol_mask[*subframe] != symbol_mask_full);
proc->subframe_rx = *subframe;
proc->frame_rx = *frame;
proc->subframe_rx = sf;
proc->frame_rx = f;
proc->symbol_mask[*subframe] = 0;
proc->symbol_mask[(9+*subframe)%10]= 0; // to handle a resynchronization event
......
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