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Commit 2357c8d4 authored by Robert Schmidt's avatar Robert Schmidt
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Reformat fill_dci_pdu_rel15()

parent f4b6da7a
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
View file @ 2357c8d4
...@@ -951,542 +951,486 @@ void fill_dci_pdu_rel15(const NR_ServingCellConfigCommon_t *scc, ...@@ -951,542 +951,486 @@ void fill_dci_pdu_rel15(const NR_ServingCellConfigCommon_t *scc,
int rnti_type, int rnti_type,
int N_RB, int N_RB,
int bwp_id) { int bwp_id) {
uint8_t fsize = 0, pos = 0;
uint8_t fsize=0, pos=0;
uint64_t *dci_pdu = (uint64_t *)pdcch_dci_pdu->Payload;
uint64_t *dci_pdu = (uint64_t *)pdcch_dci_pdu->Payload; int dci_size = nr_dci_size(scc, secondaryCellGroup, dci_pdu_rel15, dci_format, rnti_type, N_RB, bwp_id);
int dci_size = nr_dci_size(scc, pdcch_dci_pdu->PayloadSizeBits = dci_size;
secondaryCellGroup, AssertFatal(dci_size <= 64, "DCI sizes above 64 bits not yet supported");
dci_pdu_rel15,
dci_format, if (dci_format == NR_DL_DCI_FORMAT_1_1 || dci_format == NR_UL_DCI_FORMAT_0_1)
rnti_type, prepare_dci(secondaryCellGroup, dci_pdu_rel15, dci_format, bwp_id);
N_RB,
bwp_id); /// Payload generation
pdcch_dci_pdu->PayloadSizeBits = dci_size; switch (dci_format) {
AssertFatal(dci_size <= 64, "DCI sizes above 64 bits not yet supported"); case NR_DL_DCI_FORMAT_1_0:
switch (rnti_type) {
if (dci_format == NR_DL_DCI_FORMAT_1_1 || dci_format == NR_UL_DCI_FORMAT_0_1) case NR_RNTI_RA:
prepare_dci(secondaryCellGroup, dci_pdu_rel15, dci_format, bwp_id); // Freq domain assignment
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
/// Payload generation pos = fsize;
switch(dci_format) { *dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val & ((1 << fsize) - 1)) << (dci_size - pos));
case NR_DL_DCI_FORMAT_1_0: LOG_D(MAC,
switch(rnti_type) { "frequency-domain assignment %d (%d bits) N_RB_BWP %d=> %d (0x%lx)\n",
case NR_RNTI_RA: dci_pdu_rel15->frequency_domain_assignment.val,
// Freq domain assignment fsize,
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) ); N_RB,
pos=fsize; dci_size - pos,
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<fsize)-1)) << (dci_size-pos)); *dci_pdu);
LOG_D(MAC,"frequency-domain assignment %d (%d bits) N_RB_BWP %d=> %d (0x%lx)\n",dci_pdu_rel15->frequency_domain_assignment.val,fsize,N_RB,dci_size-pos,*dci_pdu); // Time domain assignment
// Time domain assignment pos += 4;
pos+=4; *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val & 0xf) << (dci_size - pos));
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val&0xf) << (dci_size-pos)); LOG_D(MAC,
LOG_D(MAC,"time-domain assignment %d (3 bits)=> %d (0x%lx)\n",dci_pdu_rel15->time_domain_assignment.val,dci_size-pos,*dci_pdu); "time-domain assignment %d (3 bits)=> %d (0x%lx)\n",
// VRB to PRB mapping dci_pdu_rel15->time_domain_assignment.val,
dci_size - pos,
pos++; *dci_pdu);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&0x1)<<(dci_size-pos); // VRB to PRB mapping
LOG_D(MAC,"vrb to prb mapping %d (1 bits)=> %d (0x%lx)\n",dci_pdu_rel15->vrb_to_prb_mapping.val,dci_size-pos,*dci_pdu); pos++;
// MCS *dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val & 0x1) << (dci_size - pos);
pos+=5; LOG_D(MAC,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos); "vrb to prb mapping %d (1 bits)=> %d (0x%lx)\n",
dci_pdu_rel15->vrb_to_prb_mapping.val,
dci_size - pos,
*dci_pdu);
// MCS
pos += 5;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs & 0x1f) << (dci_size - pos);
#ifdef DEBUG_FILL_DCI #ifdef DEBUG_FILL_DCI
LOG_I(MAC,"mcs %d (5 bits)=> %d (0x%lx)\n",dci_pdu_rel15->mcs,dci_size-pos,*dci_pdu); LOG_I(MAC, "mcs %d (5 bits)=> %d (0x%lx)\n", dci_pdu_rel15->mcs, dci_size - pos, *dci_pdu);
#endif #endif
// TB scaling // TB scaling
pos+=2; pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->tb_scaling&0x3)<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->tb_scaling & 0x3) << (dci_size - pos);
#ifdef DEBUG_FILL_DCI #ifdef DEBUG_FILL_DCI
LOG_I(MAC,"tb_scaling %d (2 bits)=> %d (0x%lx)\n",dci_pdu_rel15->tb_scaling,dci_size-pos,*dci_pdu); LOG_I(MAC, "tb_scaling %d (2 bits)=> %d (0x%lx)\n", dci_pdu_rel15->tb_scaling, dci_size - pos, *dci_pdu);
#endif #endif
break;
case NR_RNTI_C:
// indicating a DL DCI format 1bit
pos++;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos);
LOG_D(MAC,"Format indicator %d (%d bits) N_RB_BWP %d => %d (0x%lx)\n",dci_pdu_rel15->format_indicator,1,N_RB,dci_size-pos,*dci_pdu);
// Freq domain assignment (275rb >> fsize = 16)
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
pos+=fsize;
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<fsize)-1)) << (dci_size-pos));
LOG_D(MAC,"Freq domain assignment %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->frequency_domain_assignment.val,fsize,dci_size-pos,*dci_pdu);
uint16_t is_ra = 1;
for (int i=0; i<fsize; i++)
if (!((dci_pdu_rel15->frequency_domain_assignment.val>>i)&1)) {
is_ra = 0;
break;
}
if (is_ra) //fsize are all 1 38.212 p86
{
// ra_preamble_index 6 bits
pos+=6;
*dci_pdu |= ((dci_pdu_rel15->ra_preamble_index&0x3f)<<(dci_size-pos));
// UL/SUL indicator 1 bit
pos++;
*dci_pdu |= (dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos);
// SS/PBCH index 6 bits
pos+=6;
*dci_pdu |= ((dci_pdu_rel15->ss_pbch_index&0x3f)<<(dci_size-pos));
// prach_mask_index 4 bits
pos+=4;
*dci_pdu |= ((dci_pdu_rel15->prach_mask_index&0xf)<<(dci_size-pos));
} //end if
else {
// Time domain assignment 4bit
pos+=4;
*dci_pdu |= ((dci_pdu_rel15->time_domain_assignment.val&0xf) << (dci_size-pos));
LOG_D(MAC,"Time domain assignment %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->time_domain_assignment.val,4,dci_size-pos,*dci_pdu);
// VRB to PRB mapping 1bit
pos++;
*dci_pdu |= (dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos);
LOG_D(MAC,"VRB to PRB %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->vrb_to_prb_mapping.val,1,dci_size-pos,*dci_pdu);
// MCS 5bit //bit over 32, so dci_pdu ++
pos+=5;
*dci_pdu |= (dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos);
LOG_D(MAC,"MCS %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->mcs,5,dci_size-pos,*dci_pdu);
// New data indicator 1bit
pos++;
*dci_pdu |= (dci_pdu_rel15->ndi&1)<<(dci_size-pos);
LOG_D(MAC,"NDI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->ndi,1,dci_size-pos,*dci_pdu);
// Redundancy version 2bit
pos+=2;
*dci_pdu |= (dci_pdu_rel15->rv&0x3)<<(dci_size-pos);
LOG_D(MAC,"RV %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->rv,2,dci_size-pos,*dci_pdu);
// HARQ process number 4bit
pos+=4;
*dci_pdu |= ((dci_pdu_rel15->harq_pid&0xf)<<(dci_size-pos));
LOG_D(MAC,"HARQ_PID %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->harq_pid,4,dci_size-pos,*dci_pdu);
// Downlink assignment index 2bit
pos+=2;
*dci_pdu |= ((dci_pdu_rel15->dai[0].val&3)<<(dci_size-pos));
LOG_D(MAC,"DAI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->dai[0].val,2,dci_size-pos,*dci_pdu);
// TPC command for scheduled PUCCH 2bit
pos+=2;
*dci_pdu |= ((dci_pdu_rel15->tpc&3)<<(dci_size-pos));
LOG_D(MAC,"TPC %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->tpc,2,dci_size-pos,*dci_pdu);
// PUCCH resource indicator 3bit
pos+=3;
*dci_pdu |= ((dci_pdu_rel15->pucch_resource_indicator&0x7)<<(dci_size-pos));
LOG_D(MAC,"PUCCH RI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->pucch_resource_indicator,3,dci_size-pos,*dci_pdu);
// PDSCH-to-HARQ_feedback timing indicator 3bit
pos+=3;
*dci_pdu |= ((dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val&0x7)<<(dci_size-pos));
LOG_D(MAC,"PDSCH to HARQ TI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val,3,dci_size-pos,*dci_pdu);
} //end else
break;
case NR_RNTI_P:
// Short Messages Indicator – 2 bits
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages_indicator>>(1-i))&1)<<(dci_size-pos++);
// Short Messages – 8 bits
for (int i=0; i<8; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages>>(7-i))&1)<<(dci_size-pos++);
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5 bit
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// TB scaling 2 bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tb_scaling>>(1-i))&1)<<(dci_size-pos++);
break;
case NR_RNTI_SI:
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
break;
case NR_RNTI_TC:
// indicating a DL DCI format 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
// HARQ process number 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
// Downlink assignment index – 2 bits
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->dai[0].val>>(1-i))&1)<<(dci_size-pos++);
// TPC command for scheduled PUCCH – 2 bits
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
// LOG_D(MAC, "DCI PDU: [0]->0x%08llx \t [1]->0x%08llx \t [2]->0x%08llx \t [3]->0x%08llx\n",
// dci_pdu[0], dci_pdu[1], dci_pdu[2], dci_pdu[3]);
// PDSCH-to-HARQ_feedback timing indicator – 3 bits
for (int i=0; i<3; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val>>(2-i))&1)<<(dci_size-pos++);
break;
}
break;
case NR_UL_DCI_FORMAT_0_0:
switch(rnti_type)
{
case NR_RNTI_C:
// indicating a DL DCI format 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
// Freq domain assignment max 16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// Frequency hopping flag – 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val&1)<<(dci_size-pos++);
// MCS 5 bit
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
// HARQ process number 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
// TPC command for scheduled PUSCH – 2 bits
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
// Padding bits
for(int a = pos;a<32;a++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->padding&1)<<(dci_size-pos++);
// UL/SUL indicator – 1 bit
/* commented for now (RK): need to get this from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
*/
break;
case NFAPI_NR_RNTI_TC:
// indicating a DL DCI format 1bit
*dci_pdu |= (dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
// Freq domain assignment max 16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// Frequency hopping flag – 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val&1)<<(dci_size-pos++);
// MCS 5 bit
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
// HARQ process number 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
// TPC command for scheduled PUSCH – 2 bits
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
// Padding bits
for(int a = pos;a<32;a++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->padding&1)<<(dci_size-pos++);
// UL/SUL indicator – 1 bit
/*
commented for now (RK): need to get this information from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
*/
break;
}
break; break;
case NR_UL_DCI_FORMAT_0_1: case NR_RNTI_C:
switch(rnti_type) // indicating a DL DCI format 1bit
{ pos++;
case NR_RNTI_C: *dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 1) << (dci_size - pos);
// Indicating a DL DCI format 1bit LOG_D(MAC,
pos=1; "Format indicator %d (%d bits) N_RB_BWP %d => %d (0x%lx)\n",
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&0x1)<<(dci_size-pos); dci_pdu_rel15->format_indicator,
1,
// Carrier indicator N_RB,
pos+=dci_pdu_rel15->carrier_indicator.nbits; dci_size - pos,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->carrier_indicator.val&((1<<dci_pdu_rel15->carrier_indicator.nbits)-1))<<(dci_size-pos); *dci_pdu);
// Freq domain assignment (275rb >> fsize = 16)
// UL/SUL Indicator fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
pos+=dci_pdu_rel15->ul_sul_indicator.nbits; pos += fsize;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&((1<<dci_pdu_rel15->ul_sul_indicator.nbits)-1))<<(dci_size-pos); *dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val & ((1 << fsize) - 1)) << (dci_size - pos));
LOG_D(MAC,
// BWP indicator "Freq domain assignment %d (%d bits)=> %d (0x%lx)\n",
pos+=dci_pdu_rel15->bwp_indicator.nbits; dci_pdu_rel15->frequency_domain_assignment.val,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->bwp_indicator.val&((1<<dci_pdu_rel15->bwp_indicator.nbits)-1))<<(dci_size-pos); fsize,
dci_size - pos,
// Frequency domain resource assignment *dci_pdu);
pos+=dci_pdu_rel15->frequency_domain_assignment.nbits; uint16_t is_ra = 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<dci_pdu_rel15->frequency_domain_assignment.nbits)-1)) << (dci_size-pos); for (int i = 0; i < fsize; i++) {
if (!((dci_pdu_rel15->frequency_domain_assignment.val >> i) & 1)) {
// Time domain resource assignment is_ra = 0;
pos+=dci_pdu_rel15->time_domain_assignment.nbits; break;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val&((1<<dci_pdu_rel15->time_domain_assignment.nbits)-1)) << (dci_size-pos); }
}
// Frequency hopping if (is_ra) { // fsize are all 1 38.212 p86
pos+=dci_pdu_rel15->frequency_hopping_flag.nbits; // ra_preamble_index 6 bits
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val&((1<<dci_pdu_rel15->frequency_hopping_flag.nbits)-1)) << (dci_size-pos); pos += 6;
*dci_pdu |= ((dci_pdu_rel15->ra_preamble_index & 0x3f) << (dci_size - pos));
// MCS 5bit // UL/SUL indicator 1 bit
pos+=5; pos++;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos); *dci_pdu |= (dci_pdu_rel15->ul_sul_indicator.val & 1) << (dci_size - pos);
// SS/PBCH index 6 bits
// New data indicator 1bit pos += 6;
pos+=1; *dci_pdu |= ((dci_pdu_rel15->ss_pbch_index & 0x3f) << (dci_size - pos));
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&0x1)<<(dci_size-pos); // prach_mask_index 4 bits
pos += 4;
// Redundancy version 2bit *dci_pdu |= ((dci_pdu_rel15->prach_mask_index & 0xf) << (dci_size - pos));
pos+=2; } else {
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv&0x3)<<(dci_size-pos); // Time domain assignment 4bit
pos += 4;
// HARQ process number 4bit *dci_pdu |= ((dci_pdu_rel15->time_domain_assignment.val & 0xf) << (dci_size - pos));
pos+=4; LOG_D(MAC,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid&0xf)<<(dci_size-pos); "Time domain assignment %d (%d bits)=> %d (0x%lx)\n",
dci_pdu_rel15->time_domain_assignment.val,
// 1st Downlink assignment index 4,
pos+=dci_pdu_rel15->dai[0].nbits; dci_size - pos,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[0].val&((1<<dci_pdu_rel15->dai[0].nbits)-1))<<(dci_size-pos); *dci_pdu);
// VRB to PRB mapping 1bit
// 2nd Downlink assignment index pos++;
pos+=dci_pdu_rel15->dai[1].nbits; *dci_pdu |= (dci_pdu_rel15->vrb_to_prb_mapping.val & 1) << (dci_size - pos);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[1].val&((1<<dci_pdu_rel15->dai[1].nbits)-1))<<(dci_size-pos); LOG_D(MAC,
"VRB to PRB %d (%d bits)=> %d (0x%lx)\n",
// TPC command for scheduled PUSCH 2bit dci_pdu_rel15->vrb_to_prb_mapping.val,
pos+=2; 1,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->tpc&0x3)<<(dci_size-pos); dci_size - pos,
*dci_pdu);
// SRS resource indicator // MCS 5bit //bit over 32, so dci_pdu ++
pos+=dci_pdu_rel15->srs_resource_indicator.nbits; pos += 5;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_resource_indicator.val&((1<<dci_pdu_rel15->srs_resource_indicator.nbits)-1))<<(dci_size-pos); *dci_pdu |= (dci_pdu_rel15->mcs & 0x1f) << (dci_size - pos);
LOG_D(MAC, "MCS %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->mcs, 5, dci_size - pos, *dci_pdu);
// Precoding info and n. of layers // New data indicator 1bit
pos+=dci_pdu_rel15->precoding_information.nbits; pos++;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->precoding_information.val&((1<<dci_pdu_rel15->precoding_information.nbits)-1))<<(dci_size-pos); *dci_pdu |= (dci_pdu_rel15->ndi & 1) << (dci_size - pos);
LOG_D(MAC, "NDI %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->ndi, 1, dci_size - pos, *dci_pdu);
// Antenna ports // Redundancy version 2bit
pos+=dci_pdu_rel15->antenna_ports.nbits; pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->antenna_ports.val&((1<<dci_pdu_rel15->antenna_ports.nbits)-1))<<(dci_size-pos); *dci_pdu |= (dci_pdu_rel15->rv & 0x3) << (dci_size - pos);
LOG_D(MAC, "RV %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->rv, 2, dci_size - pos, *dci_pdu);
// SRS request // HARQ process number 4bit
pos+=dci_pdu_rel15->srs_request.nbits; pos += 4;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_request.val&((1<<dci_pdu_rel15->srs_request.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((dci_pdu_rel15->harq_pid & 0xf) << (dci_size - pos));
LOG_D(MAC, "HARQ_PID %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->harq_pid, 4, dci_size - pos, *dci_pdu);
// CSI request // Downlink assignment index 2bit
pos+=dci_pdu_rel15->csi_request.nbits; pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->csi_request.val&((1<<dci_pdu_rel15->csi_request.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((dci_pdu_rel15->dai[0].val & 3) << (dci_size - pos));
LOG_D(MAC, "DAI %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->dai[0].val, 2, dci_size - pos, *dci_pdu);
// CBG transmission information // TPC command for scheduled PUCCH 2bit
pos+=dci_pdu_rel15->cbgti.nbits; pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgti.val&((1<<dci_pdu_rel15->cbgti.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((dci_pdu_rel15->tpc & 3) << (dci_size - pos));
LOG_D(MAC, "TPC %d (%d bits)=> %d (0x%lx)\n", dci_pdu_rel15->tpc, 2, dci_size - pos, *dci_pdu);
// PTRS DMRS association // PUCCH resource indicator 3bit
pos+=dci_pdu_rel15->ptrs_dmrs_association.nbits; pos += 3;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ptrs_dmrs_association.val&((1<<dci_pdu_rel15->ptrs_dmrs_association.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((dci_pdu_rel15->pucch_resource_indicator & 0x7) << (dci_size - pos));
LOG_D(MAC,
// Beta offset indicator "PUCCH RI %d (%d bits)=> %d (0x%lx)\n",
pos+=dci_pdu_rel15->beta_offset_indicator.nbits; dci_pdu_rel15->pucch_resource_indicator,
*dci_pdu |= ((uint64_t)dci_pdu_rel15->beta_offset_indicator.val&((1<<dci_pdu_rel15->beta_offset_indicator.nbits)-1))<<(dci_size-pos); 3,
dci_size - pos,
// DMRS sequence initialization *dci_pdu);
pos+=dci_pdu_rel15->dmrs_sequence_initialization.nbits; // PDSCH-to-HARQ_feedback timing indicator 3bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dmrs_sequence_initialization.val&((1<<dci_pdu_rel15->dmrs_sequence_initialization.nbits)-1))<<(dci_size-pos); pos += 3;
*dci_pdu |= ((dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val & 0x7) << (dci_size - pos));
// UL-SCH indicator LOG_D(MAC,
pos+=1; "PDSCH to HARQ TI %d (%d bits)=> %d (0x%lx)\n",
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ulsch_indicator&0x1)<<(dci_size-pos); dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val,
3,
break; dci_size - pos,
} *dci_pdu);
} // end else
break; break;
case NR_DL_DCI_FORMAT_1_1: case NR_RNTI_P:
// Indicating a DL DCI format 1bit // Short Messages Indicator – 2 bits
pos=1; for (int i = 0; i < 2; i++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&0x1)<<(dci_size-pos); *dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages_indicator >> (1 - i)) & 1) << (dci_size - pos++);
// Short Messages – 8 bits
// Carrier indicator for (int i = 0; i < 8; i++)
pos+=dci_pdu_rel15->carrier_indicator.nbits; *dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages >> (7 - i)) & 1) << (dci_size - pos++);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->carrier_indicator.val&((1<<dci_pdu_rel15->carrier_indicator.nbits)-1))<<(dci_size-pos); // Freq domain assignment 0-16 bit
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
// BWP indicator for (int i = 0; i < fsize; i++)
pos+=dci_pdu_rel15->bwp_indicator.nbits; *dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->bwp_indicator.val&((1<<dci_pdu_rel15->bwp_indicator.nbits)-1))<<(dci_size-pos); // Time domain assignment 4 bit
for (int i = 0; i < 4; i++)
// Frequency domain resource assignment *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
pos+=dci_pdu_rel15->frequency_domain_assignment.nbits; // VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<dci_pdu_rel15->frequency_domain_assignment.nbits)-1)) << (dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val & 1) << (dci_size - pos++);
// MCS 5 bit
// Time domain resource assignment for (int i = 0; i < 5; i++)
pos+=dci_pdu_rel15->time_domain_assignment.nbits; *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val&((1<<dci_pdu_rel15->time_domain_assignment.nbits)-1)) << (dci_size-pos); // TB scaling 2 bit
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tb_scaling >> (1 - i)) & 1) << (dci_size - pos++);
break;
// VRB-to-PRB mapping case NR_RNTI_SI:
pos+=dci_pdu_rel15->vrb_to_prb_mapping.nbits; // Freq domain assignment 0-16 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&((1<<dci_pdu_rel15->vrb_to_prb_mapping.nbits)-1))<<(dci_size-pos); fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
for (int i = 0; i < fsize; i++)
// PRB bundling size indicator *dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
pos+=dci_pdu_rel15->prb_bundling_size_indicator.nbits; // Time domain assignment 4 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->prb_bundling_size_indicator.val&((1<<dci_pdu_rel15->prb_bundling_size_indicator.nbits)-1))<<(dci_size-pos); for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val & 1) << (dci_size - pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i = 0; i < 5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
// Redundancy version 2bit
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv >> (1 - i)) & 1) << (dci_size - pos++);
break;
// Rate matching indicator case NR_RNTI_TC:
pos+=dci_pdu_rel15->rate_matching_indicator.nbits; // indicating a DL DCI format 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rate_matching_indicator.val&((1<<dci_pdu_rel15->rate_matching_indicator.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 1) << (dci_size - pos++);
// Freq domain assignment 0-16 bit
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
for (int i = 0; i < fsize; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
// Time domain assignment 4 bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val & 1) << (dci_size - pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i = 0; i < 5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 1) << (dci_size - pos++);
// Redundancy version 2bit
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv >> (1 - i)) & 1) << (dci_size - pos++);
// HARQ process number 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid >> (3 - i)) & 1) << (dci_size - pos++);
// Downlink assignment index – 2 bits
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->dai[0].val >> (1 - i)) & 1) << (dci_size - pos++);
// TPC command for scheduled PUCCH – 2 bits
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc >> (1 - i)) & 1) << (dci_size - pos++);
// PDSCH-to-HARQ_feedback timing indicator – 3 bits
for (int i = 0; i < 3; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val >> (2 - i)) & 1) << (dci_size - pos++);
break;
}
break;
// ZP CSI-RS trigger case NR_UL_DCI_FORMAT_0_0:
pos+=dci_pdu_rel15->zp_csi_rs_trigger.nbits; switch (rnti_type) {
*dci_pdu |= ((uint64_t)dci_pdu_rel15->zp_csi_rs_trigger.val&((1<<dci_pdu_rel15->zp_csi_rs_trigger.nbits)-1)) << (dci_size-pos); case NR_RNTI_C:
// indicating a DL DCI format 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 1) << (dci_size - pos++);
// Freq domain assignment max 16 bit
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
for (int i = 0; i < fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
// Time domain assignment 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
// Frequency hopping flag – 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val & 1) << (dci_size - pos++);
// MCS 5 bit
for (int i = 0; i < 5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 1) << (dci_size - pos++);
// Redundancy version 2bit
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv >> (1 - i)) & 1) << (dci_size - pos++);
// HARQ process number 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid >> (3 - i)) & 1) << (dci_size - pos++);
// TPC command for scheduled PUSCH – 2 bits
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc >> (1 - i)) & 1) << (dci_size - pos++);
// Padding bits
for (int a = pos; a < 32; a++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->padding & 1) << (dci_size - pos++);
// UL/SUL indicator – 1 bit
/* commented for now (RK): need to get this from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
*dci_pdu |=
((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
*/
break;
//TB1 case NFAPI_NR_RNTI_TC:
// MCS 5bit // indicating a DL DCI format 1bit
pos+=5; *dci_pdu |= (dci_pdu_rel15->format_indicator & 1) << (dci_size - pos++);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos); // Freq domain assignment max 16 bit
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
for (int i = 0; i < fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
// Time domain assignment 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
// Frequency hopping flag – 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val & 1) << (dci_size - pos++);
// MCS 5 bit
for (int i = 0; i < 5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
// New data indicator 1bit // New data indicator 1bit
pos+=1; *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 1) << (dci_size - pos++);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&0x1)<<(dci_size-pos);
// Redundancy version 2bit // Redundancy version 2bit
pos+=2; for (int i = 0; i < 2; i++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv&0x3)<<(dci_size-pos); *dci_pdu |= (((uint64_t)dci_pdu_rel15->rv >> (1 - i)) & 1) << (dci_size - pos++);
// HARQ process number 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid >> (3 - i)) & 1) << (dci_size - pos++);
// TPC command for scheduled PUSCH – 2 bits
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc >> (1 - i)) & 1) << (dci_size - pos++);
// Padding bits
for (int a = pos; a < 32; a++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->padding & 1) << (dci_size - pos++);
// UL/SUL indicator – 1 bit
/*
commented for now (RK): need to get this information from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
*dci_pdu |=
((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
*/
break;
}
break;
//TB2 case NR_UL_DCI_FORMAT_0_1:
switch (rnti_type) {
case NR_RNTI_C:
// Indicating a DL DCI format 1bit
pos = 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 0x1) << (dci_size - pos);
// Carrier indicator
pos += dci_pdu_rel15->carrier_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->carrier_indicator.val & ((1 << dci_pdu_rel15->carrier_indicator.nbits) - 1)) << (dci_size - pos);
// UL/SUL Indicator
pos += dci_pdu_rel15->ul_sul_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val & ((1 << dci_pdu_rel15->ul_sul_indicator.nbits) - 1)) << (dci_size - pos);
// BWP indicator
pos += dci_pdu_rel15->bwp_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->bwp_indicator.val & ((1 << dci_pdu_rel15->bwp_indicator.nbits) - 1)) << (dci_size - pos);
// Frequency domain resource assignment
pos += dci_pdu_rel15->frequency_domain_assignment.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val & ((1 << dci_pdu_rel15->frequency_domain_assignment.nbits) - 1)) << (dci_size - pos);
// Time domain resource assignment
pos += dci_pdu_rel15->time_domain_assignment.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val & ((1 << dci_pdu_rel15->time_domain_assignment.nbits) - 1)) << (dci_size - pos);
// Frequency hopping
pos += dci_pdu_rel15->frequency_hopping_flag.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val & ((1 << dci_pdu_rel15->frequency_hopping_flag.nbits) - 1)) << (dci_size - pos);
// MCS 5bit // MCS 5bit
pos+=dci_pdu_rel15->mcs2.nbits; pos += 5;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs2.val&((1<<dci_pdu_rel15->mcs2.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs & 0x1f) << (dci_size - pos);
// New data indicator 1bit // New data indicator 1bit
pos+=dci_pdu_rel15->ndi2.nbits; pos += 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi2.val&((1<<dci_pdu_rel15->ndi2.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 0x1) << (dci_size - pos);
// Redundancy version 2bit // Redundancy version 2bit
pos+=dci_pdu_rel15->rv2.nbits; pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv2.val&((1<<dci_pdu_rel15->rv2.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->rv & 0x3) << (dci_size - pos);
// HARQ process number 4bit // HARQ process number 4bit
pos+=4; pos += 4;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid&0xf)<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid & 0xf) << (dci_size - pos);
// 1st Downlink assignment index
// Downlink assignment index pos += dci_pdu_rel15->dai[0].nbits;
pos+=dci_pdu_rel15->dai[0].nbits; *dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[0].val & ((1 << dci_pdu_rel15->dai[0].nbits) - 1)) << (dci_size - pos);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[0].val&((1<<dci_pdu_rel15->dai[0].nbits)-1))<<(dci_size-pos); // 2nd Downlink assignment index
pos += dci_pdu_rel15->dai[1].nbits;
// TPC command for scheduled PUCCH 2bit *dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[1].val & ((1 << dci_pdu_rel15->dai[1].nbits) - 1)) << (dci_size - pos);
pos+=2; // TPC command for scheduled PUSCH 2bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->tpc&0x3)<<(dci_size-pos); pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->tpc & 0x3) << (dci_size - pos);
// PUCCH resource indicator 3bit // SRS resource indicator
pos+=3; pos += dci_pdu_rel15->srs_resource_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->pucch_resource_indicator&0x7)<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_resource_indicator.val & ((1 << dci_pdu_rel15->srs_resource_indicator.nbits) - 1)) << (dci_size - pos);
// Precoding info and n. of layers
// PDSCH-to-HARQ_feedback timing indicator pos += dci_pdu_rel15->precoding_information.nbits;
pos+=dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits; *dci_pdu |= ((uint64_t)dci_pdu_rel15->precoding_information.val & ((1 << dci_pdu_rel15->precoding_information.nbits) - 1)) << (dci_size - pos);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val&((1<<dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits)-1))<<(dci_size-pos);
// Antenna ports // Antenna ports
pos+=dci_pdu_rel15->antenna_ports.nbits; pos += dci_pdu_rel15->antenna_ports.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->antenna_ports.val&((1<<dci_pdu_rel15->antenna_ports.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->antenna_ports.val & ((1 << dci_pdu_rel15->antenna_ports.nbits) - 1)) << (dci_size - pos);
// TCI
pos+=dci_pdu_rel15->transmission_configuration_indication.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->transmission_configuration_indication.val&((1<<dci_pdu_rel15->transmission_configuration_indication.nbits)-1))<<(dci_size-pos);
// SRS request // SRS request
pos+=dci_pdu_rel15->srs_request.nbits; pos += dci_pdu_rel15->srs_request.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_request.val&((1<<dci_pdu_rel15->srs_request.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_request.val & ((1 << dci_pdu_rel15->srs_request.nbits) - 1)) << (dci_size - pos);
// CSI request
pos += dci_pdu_rel15->csi_request.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->csi_request.val & ((1 << dci_pdu_rel15->csi_request.nbits) - 1)) << (dci_size - pos);
// CBG transmission information // CBG transmission information
pos+=dci_pdu_rel15->cbgti.nbits; pos += dci_pdu_rel15->cbgti.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgti.val&((1<<dci_pdu_rel15->cbgti.nbits)-1))<<(dci_size-pos); *dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgti.val & ((1 << dci_pdu_rel15->cbgti.nbits) - 1)) << (dci_size - pos);
// PTRS DMRS association
// CBG flushing out information pos += dci_pdu_rel15->ptrs_dmrs_association.nbits;
pos+=dci_pdu_rel15->cbgfi.nbits; *dci_pdu |= ((uint64_t)dci_pdu_rel15->ptrs_dmrs_association.val & ((1 << dci_pdu_rel15->ptrs_dmrs_association.nbits) - 1)) << (dci_size - pos);
*dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgfi.val&((1<<dci_pdu_rel15->cbgfi.nbits)-1))<<(dci_size-pos); // Beta offset indicator
pos += dci_pdu_rel15->beta_offset_indicator.nbits;
// DMRS sequence init *dci_pdu |= ((uint64_t)dci_pdu_rel15->beta_offset_indicator.val & ((1 << dci_pdu_rel15->beta_offset_indicator.nbits) - 1)) << (dci_size - pos);
pos+=1; // DMRS sequence initialization
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dmrs_sequence_initialization.val&0x1)<<(dci_size-pos); pos += dci_pdu_rel15->dmrs_sequence_initialization.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dmrs_sequence_initialization.val & ((1 << dci_pdu_rel15->dmrs_sequence_initialization.nbits) - 1)) << (dci_size - pos);
// UL-SCH indicator
pos += 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ulsch_indicator & 0x1) << (dci_size - pos);
break;
} }
LOG_D(MAC, "DCI has %d bits and the payload is %lx\n", dci_size, *dci_pdu); break;
case NR_DL_DCI_FORMAT_1_1:
// Indicating a DL DCI format 1bit
pos = 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 0x1) << (dci_size - pos);
// Carrier indicator
pos += dci_pdu_rel15->carrier_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->carrier_indicator.val & ((1 << dci_pdu_rel15->carrier_indicator.nbits) - 1)) << (dci_size - pos);
// BWP indicator
pos += dci_pdu_rel15->bwp_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->bwp_indicator.val & ((1 << dci_pdu_rel15->bwp_indicator.nbits) - 1)) << (dci_size - pos);
// Frequency domain resource assignment
pos += dci_pdu_rel15->frequency_domain_assignment.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val & ((1 << dci_pdu_rel15->frequency_domain_assignment.nbits) - 1)) << (dci_size - pos);
// Time domain resource assignment
pos += dci_pdu_rel15->time_domain_assignment.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val & ((1 << dci_pdu_rel15->time_domain_assignment.nbits) - 1)) << (dci_size - pos);
// VRB-to-PRB mapping
pos += dci_pdu_rel15->vrb_to_prb_mapping.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val & ((1 << dci_pdu_rel15->vrb_to_prb_mapping.nbits) - 1)) << (dci_size - pos);
// PRB bundling size indicator
pos += dci_pdu_rel15->prb_bundling_size_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->prb_bundling_size_indicator.val & ((1 << dci_pdu_rel15->prb_bundling_size_indicator.nbits) - 1)) << (dci_size - pos);
// Rate matching indicator
pos += dci_pdu_rel15->rate_matching_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rate_matching_indicator.val & ((1 << dci_pdu_rel15->rate_matching_indicator.nbits) - 1)) << (dci_size - pos);
// ZP CSI-RS trigger
pos += dci_pdu_rel15->zp_csi_rs_trigger.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->zp_csi_rs_trigger.val & ((1 << dci_pdu_rel15->zp_csi_rs_trigger.nbits) - 1)) << (dci_size - pos);
// TB1
// MCS 5bit
pos += 5;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs & 0x1f) << (dci_size - pos);
// New data indicator 1bit
pos += 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 0x1) << (dci_size - pos);
// Redundancy version 2bit
pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv & 0x3) << (dci_size - pos);
// TB2
// MCS 5bit
pos += dci_pdu_rel15->mcs2.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs2.val & ((1 << dci_pdu_rel15->mcs2.nbits) - 1)) << (dci_size - pos);
// New data indicator 1bit
pos += dci_pdu_rel15->ndi2.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi2.val & ((1 << dci_pdu_rel15->ndi2.nbits) - 1)) << (dci_size - pos);
// Redundancy version 2bit
pos += dci_pdu_rel15->rv2.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv2.val & ((1 << dci_pdu_rel15->rv2.nbits) - 1)) << (dci_size - pos);
// HARQ process number 4bit
pos += 4;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid & 0xf) << (dci_size - pos);
// Downlink assignment index
pos += dci_pdu_rel15->dai[0].nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[0].val & ((1 << dci_pdu_rel15->dai[0].nbits) - 1)) << (dci_size - pos);
// TPC command for scheduled PUCCH 2bit
pos += 2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->tpc & 0x3) << (dci_size - pos);
// PUCCH resource indicator 3bit
pos += 3;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->pucch_resource_indicator & 0x7) << (dci_size - pos);
// PDSCH-to-HARQ_feedback timing indicator
pos += dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val & ((1 << dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits) - 1)) << (dci_size - pos);
// Antenna ports
pos += dci_pdu_rel15->antenna_ports.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->antenna_ports.val & ((1 << dci_pdu_rel15->antenna_ports.nbits) - 1)) << (dci_size - pos);
// TCI
pos += dci_pdu_rel15->transmission_configuration_indication.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->transmission_configuration_indication.val & ((1 << dci_pdu_rel15->transmission_configuration_indication.nbits) - 1)) << (dci_size - pos);
// SRS request
pos += dci_pdu_rel15->srs_request.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_request.val & ((1 << dci_pdu_rel15->srs_request.nbits) - 1)) << (dci_size - pos);
// CBG transmission information
pos += dci_pdu_rel15->cbgti.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgti.val & ((1 << dci_pdu_rel15->cbgti.nbits) - 1)) << (dci_size - pos);
// CBG flushing out information
pos += dci_pdu_rel15->cbgfi.nbits;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgfi.val & ((1 << dci_pdu_rel15->cbgfi.nbits) - 1)) << (dci_size - pos);
// DMRS sequence init
pos += 1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->dmrs_sequence_initialization.val & 0x1) << (dci_size - pos);
}
LOG_D(MAC, "DCI has %d bits and the payload is %lx\n", dci_size, *dci_pdu);
} }
......
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