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Cherry pick ldpc-decoder-crc-check

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commit: 3cfefe3c6f7b2854a14d94fb7072ece2ff4c5c0a
This commit is contained in:
Sakthivel Velumani
2022-01-20 21:08:44 +05:30
parent b0d462e0ef
commit a8a5897a98
11 changed files with 121 additions and 256 deletions
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openair1/PHY/CODING/TESTBENCH/ldpctest.c
+1 -8
View File
@@ -139,8 +139,6 @@ int test_ldpc(short No_iteration,
//double code_rate_actual_vec[8] = {0.2, 0.33333, 0.4, 0.5, 0.66667, 0.73333, 0.81481, 0.88};
t_nrLDPC_dec_params decParams;
t_nrLDPC_procBuf nrLDPC_procBuf;
t_nrLDPC_procBuf* p_nrLDPC_procBuf = &nrLDPC_procBuf;
t_nrLDPC_time_stats decoder_profiler = {0};
t_nrLDPC_time_stats* p_decoder_profiler =&decoder_profiler ;
@@ -194,9 +192,6 @@ int test_ldpc(short No_iteration,
reset_meas(&decoder_profiler.llr2bit);
//reset_meas(&decoder_profiler.total);
// Allocate LDPC decoder buffers
p_nrLDPC_procBuf = nrLDPC_init_mem();
for (j=0;j<MAX_NUM_DLSCH_SEGMENTS;j++) {
for (i=0; i<block_length/8; i++) {
test_input[j][i]=(unsigned char) rand();
@@ -398,7 +393,7 @@ int test_ldpc(short No_iteration,
nrLDPC_initcall(&decParams, (int8_t*)channel_output_fixed[j], (int8_t*)estimated_output[j]);
for(j=0;j<n_segments;j++) {
start_meas(time_decoder);
n_iter = nrLDPC_decoder(&decParams, (int8_t*)channel_output_fixed[j], (int8_t*)estimated_output[j], p_nrLDPC_procBuf, p_decoder_profiler);
n_iter = nrLDPC_decoder(&decParams, (int8_t*)channel_output_fixed[j], (int8_t*)estimated_output[j], p_decoder_profiler);
stop_meas(time_decoder);
}
@@ -472,8 +467,6 @@ int test_ldpc(short No_iteration,
//free(channel_output_fixed);
//free(estimated_output);
nrLDPC_free_mem(p_nrLDPC_procBuf);
print_meas(&time,"ldpc_encoder",NULL,NULL);
print_meas(time_optim,"ldpc_encoder_optim",NULL,NULL);
print_meas(&tinput,"ldpc_encoder_optim(input)",NULL,NULL);
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_bnProc.h
+2 -11
View File
@@ -37,17 +37,12 @@
\param p_lut Pointer to decoder LUTs
\param Z Lifting size
*/
static inline void nrLDPC_bnProcPc(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_bnProcPc(t_nrLDPC_lut* p_lut, int8_t* bnProcBuf, int8_t* bnProcBufRes, int8_t* llrProcBuf, int8_t* llrRes, uint16_t Z)
{
const uint8_t* lut_numBnInBnGroups = p_lut->numBnInBnGroups;
const uint32_t* lut_startAddrBnGroups = p_lut->startAddrBnGroups;
const uint16_t* lut_startAddrBnGroupsLlr = p_lut->startAddrBnGroupsLlr;
int8_t* bnProcBuf = p_procBuf->bnProcBuf;
int8_t* bnProcBufRes = p_procBuf->bnProcBufRes;
int8_t* llrRes = p_procBuf->llrRes;
int8_t* llrProcBuf = p_procBuf->llrProcBuf;
__m128i* p_bnProcBuf;
__m256i* p_bnProcBufRes;
__m128i* p_llrProcBuf;
@@ -1681,7 +1676,7 @@ static inline void nrLDPC_bnProcPc(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_proc
\param p_lut Pointer to decoder LUTs
\param Z Lifting size
*/
static inline void nrLDPC_bnProc(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_bnProc(t_nrLDPC_lut* p_lut, int8_t* bnProcBuf, int8_t* bnProcBufRes, int8_t* llrRes, uint16_t Z)
{
// BN Processing calculating the values to send back to the CNs for next iteration
// bnProcBufRes contains the sum of all edges to each BN at the start of each group
@@ -1690,10 +1685,6 @@ static inline void nrLDPC_bnProc(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBu
const uint32_t* lut_startAddrBnGroups = p_lut->startAddrBnGroups;
const uint16_t* lut_startAddrBnGroupsLlr = p_lut->startAddrBnGroupsLlr;
int8_t* bnProcBuf = p_procBuf->bnProcBuf;
int8_t* bnProcBufRes = p_procBuf->bnProcBufRes;
int8_t* llrRes = p_procBuf->llrRes;
__m256i* p_bnProcBuf;
__m256i* p_bnProcBufRes;
__m256i* p_llrRes;
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_cnProc.h
+4 -16
View File
@@ -37,14 +37,11 @@
\param p_procBuf Pointer to processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_cnProc_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_cnProc_BG2(t_nrLDPC_lut* p_lut, int8_t* cnProcBuf, int8_t* cnProcBufRes, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
__m256i* p_cnProcBuf;
__m256i* p_cnProcBufRes;
@@ -372,14 +369,11 @@ static inline void nrLDPC_cnProc_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_pr
\param p_lut Pointer to decoder LUTs
\param Z Lifting size
*/
static inline void nrLDPC_cnProc_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_cnProc_BG1(t_nrLDPC_lut* p_lut, int8_t* cnProcBuf, int8_t* cnProcBufRes, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
__m256i* p_cnProcBuf;
__m256i* p_cnProcBufRes;
@@ -871,14 +865,11 @@ static inline void nrLDPC_cnProc_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_pr
\param Z Lifting size
\return 32-bit parity check indicator
*/
static inline uint32_t nrLDPC_cnProcPc_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline uint32_t nrLDPC_cnProcPc_BG1(t_nrLDPC_lut* p_lut, int8_t* cnProcBuf, int8_t* cnProcBufRes, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
__m256i* p_cnProcBuf;
__m256i* p_cnProcBufRes;
@@ -1506,14 +1497,11 @@ static inline uint32_t nrLDPC_cnProcPc_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
\param Z Lifting size
\return 32-bit parity check indicator
*/
static inline uint32_t nrLDPC_cnProcPc_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline uint32_t nrLDPC_cnProcPc_BG2(t_nrLDPC_lut* p_lut, int8_t* cnProcBuf, int8_t* cnProcBufRes, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
__m256i* p_cnProcBuf;
__m256i* p_cnProcBufRes;
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder.c
+47 -154
View File
@@ -45,22 +45,22 @@
#include "nrLDPC_tools/nrLDPC_debug.h"
#endif
static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, uint32_t numLLR, t_nrLDPC_lut* p_lut, t_nrLDPC_dec_params* p_decParams, t_nrLDPC_time_stats* p_profiler);
static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, uint32_t numLLR, t_nrLDPC_lut* p_lut, t_nrLDPC_dec_params* p_decParams, t_nrLDPC_time_stats* p_profiler);
int check_crc(uint8_t* decoded_bytes, uint32_t n, uint32_t F, uint8_t crc_type);
void nrLDPC_initcall(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_out) {
}
int32_t nrLDPC_decod(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, t_nrLDPC_time_stats* p_profiler)
int32_t nrLDPC_decod(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_out, t_nrLDPC_time_stats* p_profiler)
{
uint32_t numLLR;
uint32_t numIter = 0;
t_nrLDPC_lut lut;
t_nrLDPC_lut* p_lut = &lut;
//printf("p_procBuf->cnProcBuf = %p\n", p_procBuf->cnProcBuf);
// Initialize decoder core(s) with correct LUTs
numLLR = nrLDPC_init(p_decParams, p_lut);
// Launch LDPC decoder core for one segment
numIter = nrLDPC_decoder_core(p_llr, p_out, p_procBuf, numLLR, p_lut, p_decParams, p_profiler);
numIter = nrLDPC_decoder_core(p_llr, p_out, numLLR, p_lut, p_decParams, p_profiler);
return numIter;
}
@@ -74,13 +74,20 @@ int32_t nrLDPC_decod(t_nrLDPC_dec_params* p_decParams, int8_t* p_llr, int8_t* p_
\param p_decParams LDPC decoder parameters
\param p_profiler LDPC profiler statistics
*/
static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDPC_procBuf* p_procBuf, uint32_t numLLR, t_nrLDPC_lut* p_lut, t_nrLDPC_dec_params* p_decParams, t_nrLDPC_time_stats* p_profiler)
static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, uint32_t numLLR, t_nrLDPC_lut* p_lut, t_nrLDPC_dec_params* p_decParams, t_nrLDPC_time_stats* p_profiler)
{
uint16_t Z = p_decParams->Z;
uint8_t BG = p_decParams->BG;
uint8_t numMaxIter = p_decParams->numMaxIter;
e_nrLDPC_outMode outMode = p_decParams->outMode;
int8_t cnProcBuf[NR_LDPC_SIZE_CN_PROC_BUF] __attribute__ ((aligned(32))) = {0};
int8_t cnProcBufRes[NR_LDPC_SIZE_CN_PROC_BUF] __attribute__ ((aligned(32))) = {0};
int8_t bnProcBuf[NR_LDPC_SIZE_BN_PROC_BUF] __attribute__ ((aligned(32))) = {0};
int8_t bnProcBufRes[NR_LDPC_SIZE_BN_PROC_BUF] __attribute__ ((aligned(32))) = {0};
int8_t llrRes[NR_LDPC_MAX_NUM_LLR] __attribute__ ((aligned(32))) = {0};
int8_t llrProcBuf[NR_LDPC_MAX_NUM_LLR] __attribute__ ((aligned(32))) = {0};
int8_t llrOut[NR_LDPC_MAX_NUM_LLR] __attribute__ ((aligned(32))) = {0};
// Minimum number of iterations is 1
// 0 iterations means hard-decision on input LLRs
uint32_t i = 1;
@@ -95,9 +102,7 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
else
{
// Use LLR processing buffer as temporary output buffer
p_llrOut = p_procBuf->llrProcBuf;
// Clear llrProcBuf
memset(p_llrOut,0, NR_LDPC_MAX_NUM_LLR*sizeof(int8_t));
p_llrOut = llrOut;
}
@@ -105,14 +110,14 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->llr2llrProcBuf);
#endif
nrLDPC_llr2llrProcBuf(p_lut, p_llr, p_procBuf, Z, BG);
nrLDPC_llr2llrProcBuf(p_lut, p_llr, llrProcBuf, Z, BG);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->llr2llrProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_LLR_PROC);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_PROC, llrProcBuf);
#endif
#ifdef NR_LDPC_PROFILER_DETAIL
@@ -120,11 +125,11 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_llr2CnProcBuf_BG1(p_lut, p_llr, p_procBuf, Z);
nrLDPC_llr2CnProcBuf_BG1(p_lut, p_llr, cnProcBuf, Z);
}
else
{
nrLDPC_llr2CnProcBuf_BG2(p_lut, p_llr, p_procBuf, Z);
nrLDPC_llr2CnProcBuf_BG2(p_lut, p_llr, cnProcBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->llr2CnProcBuf);
@@ -132,7 +137,7 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_CN_PROC);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, cnProcBuf);
#endif
// First iteration
@@ -143,11 +148,11 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_cnProc_BG1(p_lut, p_procBuf, Z);
nrLDPC_cnProc_BG1(p_lut, cnProcBuf, cnProcBufRes, Z);
}
else
{
nrLDPC_cnProc_BG2(p_lut, p_procBuf, Z);
nrLDPC_cnProc_BG2(p_lut, cnProcBuf, cnProcBufRes, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cnProc);
@@ -155,7 +160,7 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_CN_PROC_RES);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC_RES, cnProcBufRes);
#endif
#ifdef NR_LDPC_PROFILER_DETAIL
@@ -163,11 +168,11 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_cn2bnProcBuf_BG1(p_lut, p_procBuf, Z);
nrLDPC_cn2bnProcBuf_BG1(p_lut, cnProcBufRes, bnProcBuf, Z);
}
else
{
nrLDPC_cn2bnProcBuf_BG2(p_lut, p_procBuf, Z);
nrLDPC_cn2bnProcBuf_BG2(p_lut, cnProcBufRes, bnProcBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cn2bnProcBuf);
@@ -175,34 +180,34 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_BN_PROC);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC, bnProcBuf);
#endif
// BN processing
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProcPc);
#endif
nrLDPC_bnProcPc(p_lut, p_procBuf, Z);
nrLDPC_bnProcPc(p_lut, bnProcBuf, bnProcBufRes, llrProcBuf, llrRes, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProcPc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_LLR_RES);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_RES, llrRes);
#endif
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProc);
#endif
nrLDPC_bnProc(p_lut, p_procBuf, Z);
nrLDPC_bnProc(p_lut, bnProcBuf, bnProcBufRes, llrRes, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_initBuffer2File(nrLDPC_buffers_BN_PROC_RES);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC_RES, bnProcBufRes);
#endif
// BN results to CN processing buffer
@@ -211,18 +216,18 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_bn2cnProcBuf_BG1(p_lut, p_procBuf, Z);
nrLDPC_bn2cnProcBuf_BG1(p_lut, bnProcBufRes, cnProcBuf, Z);
}
else
{
nrLDPC_bn2cnProcBuf_BG2(p_lut, p_procBuf, Z);
nrLDPC_bn2cnProcBuf_BG2(p_lut, bnProcBufRes, cnProcBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bn2cnProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, cnProcBuf);
#endif
// Parity Check not necessary here since it will fail
@@ -242,18 +247,18 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_cnProc_BG1(p_lut, p_procBuf, Z);
nrLDPC_cnProc_BG1(p_lut, cnProcBuf, cnProcBufRes, Z);
}
else
{
nrLDPC_cnProc_BG2(p_lut, p_procBuf, Z);
nrLDPC_cnProc_BG2(p_lut, cnProcBuf, cnProcBufRes, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cnProc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC_RES, cnProcBufRes);
#endif
// Send CN results back to BNs
@@ -262,43 +267,43 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_cn2bnProcBuf_BG1(p_lut, p_procBuf, Z);
nrLDPC_cn2bnProcBuf_BG1(p_lut, cnProcBufRes, bnProcBuf, Z);
}
else
{
nrLDPC_cn2bnProcBuf_BG2(p_lut, p_procBuf, Z);
nrLDPC_cn2bnProcBuf_BG2(p_lut, cnProcBufRes, bnProcBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cn2bnProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC, bnProcBuf);
#endif
// BN Processing
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProcPc);
#endif
nrLDPC_bnProcPc(p_lut, p_procBuf, Z);
nrLDPC_bnProcPc(p_lut, bnProcBuf, bnProcBufRes, llrProcBuf, llrRes, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProcPc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_RES, llrRes);
#endif
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProc);
#endif
nrLDPC_bnProc(p_lut, p_procBuf, Z);
nrLDPC_bnProc(p_lut, bnProcBuf, bnProcBufRes, llrRes, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC_RES, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC_RES, bnProcBufRes);
#endif
// BN results to CN processing buffer
@@ -307,18 +312,18 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
nrLDPC_bn2cnProcBuf_BG1(p_lut, p_procBuf, Z);
nrLDPC_bn2cnProcBuf_BG1(p_lut, bnProcBufRes, cnProcBuf, Z);
}
else
{
nrLDPC_bn2cnProcBuf_BG2(p_lut, p_procBuf, Z);
nrLDPC_bn2cnProcBuf_BG2(p_lut, bnProcBufRes, cnProcBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bn2cnProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, p_procBuf);
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, cnProcBuf);
#endif
// Parity Check
@@ -328,123 +333,11 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#endif
if (BG == 1)
{
pcRes = nrLDPC_cnProcPc_BG1(p_lut, p_procBuf, Z);
pcRes = nrLDPC_cnProcPc_BG1(p_lut, cnProcBuf, cnProcBufRes, Z);
}
else
{
pcRes = nrLDPC_cnProcPc_BG2(p_lut, p_procBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cnProcPc);
#endif
#endif
}
// Last iteration
if ( (i < numMaxIter) && (pcRes != 0) )
{
// Increase iteration counter
i++;
// CN processing
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->cnProc);
#endif
if (BG == 1)
{
nrLDPC_cnProc_BG1(p_lut, p_procBuf, Z);
}
else
{
nrLDPC_cnProc_BG2(p_lut, p_procBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cnProc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC_RES, p_procBuf);
#endif
// Send CN results back to BNs
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->cn2bnProcBuf);
#endif
if (BG == 1)
{
nrLDPC_cn2bnProcBuf_BG1(p_lut, p_procBuf, Z);
}
else
{
nrLDPC_cn2bnProcBuf_BG2(p_lut, p_procBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cn2bnProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC, p_procBuf);
#endif
// BN Processing
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProcPc);
#endif
nrLDPC_bnProcPc(p_lut, p_procBuf, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProcPc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_LLR_RES, p_procBuf);
#endif
// If parity check not enabled, no need to send the BN proc results
// back to CNs
#ifdef NR_LDPC_ENABLE_PARITY_CHECK
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bnProc);
#endif
nrLDPC_bnProc(p_lut, p_procBuf, Z);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bnProc);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_BN_PROC_RES, p_procBuf);
#endif
// BN results to CN processing buffer
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->bn2cnProcBuf);
#endif
if (BG == 1)
{
nrLDPC_bn2cnProcBuf_BG1(p_lut, p_procBuf, Z);
}
else
{
nrLDPC_bn2cnProcBuf_BG2(p_lut, p_procBuf, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->bn2cnProcBuf);
#endif
#ifdef NR_LDPC_DEBUG_MODE
nrLDPC_debug_writeBuffer2File(nrLDPC_buffers_CN_PROC, p_procBuf);
#endif
// Parity Check
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->cnProcPc);
#endif
if (BG == 1)
{
pcRes = nrLDPC_cnProcPc_BG1(p_lut, p_procBuf, Z);
}
else
{
pcRes = nrLDPC_cnProcPc_BG2(p_lut, p_procBuf, Z);
pcRes = nrLDPC_cnProcPc_BG2(p_lut, cnProcBuf, cnProcBufRes, Z);
}
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->cnProcPc);
@@ -466,7 +359,7 @@ static inline uint32_t nrLDPC_decoder_core(int8_t* p_llr, int8_t* p_out, t_nrLDP
#ifdef NR_LDPC_PROFILER_DETAIL
start_meas(&p_profiler->llrRes2llrOut);
#endif
nrLDPC_llrRes2llrOut(p_lut, p_llrOut, p_procBuf, Z, BG);
nrLDPC_llrRes2llrOut(p_lut, p_llrOut, llrRes, Z, BG);
#ifdef NR_LDPC_PROFILER_DETAIL
stop_meas(&p_profiler->llrRes2llrOut);
#endif
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_mPass.h
+8 -24
View File
@@ -97,7 +97,7 @@ static inline void *nrLDPC_circ_memcpy(int8_t *str1, const int8_t *str2, uint16_
\param Z Lifting size
\param BG Base graph
*/
static inline void nrLDPC_llr2llrProcBuf(t_nrLDPC_lut* p_lut, int8_t* llr, t_nrLDPC_procBuf* p_procBuf, uint16_t Z, uint8_t BG)
static inline void nrLDPC_llr2llrProcBuf(t_nrLDPC_lut* p_lut, int8_t* llr, int8_t* llrProcBuf, uint16_t Z, uint8_t BG)
{
uint32_t i;
const uint8_t numBn2CnG1 = p_lut->numBnInBnGroups[0];
@@ -109,7 +109,6 @@ static inline void nrLDPC_llr2llrProcBuf(t_nrLDPC_lut* p_lut, int8_t* llr, t_nrL
const uint8_t* lut_llr2llrProcBufBnPos = p_lut->llr2llrProcBufBnPos;
uint32_t idxBn;
int8_t* llrProcBuf = p_procBuf->llrProcBuf;
// Copy LLRs connected to 1 CN
if (numBn2CnG1 > 0)
@@ -133,7 +132,7 @@ static inline void nrLDPC_llr2llrProcBuf(t_nrLDPC_lut* p_lut, int8_t* llr, t_nrL
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_llr2CnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* llr, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_llr2CnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* llr, int8_t* cnProcBuf, uint16_t Z)
{
const uint16_t (*lut_circShift_CNG3) [lut_numCnInCnGroups_BG1_R13[0]] = (const uint16_t(*)[lut_numCnInCnGroups_BG1_R13[0]]) p_lut->circShift[0];
const uint16_t (*lut_circShift_CNG4) [lut_numCnInCnGroups_BG1_R13[1]] = (const uint16_t(*)[lut_numCnInCnGroups_BG1_R13[1]]) p_lut->circShift[1];
@@ -158,7 +157,6 @@ static inline void nrLDPC_llr2CnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* llr, t_
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
uint32_t i;
uint32_t j;
@@ -342,7 +340,7 @@ static inline void nrLDPC_llr2CnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* llr, t_
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_llr2CnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* llr, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_llr2CnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* llr, int8_t* cnProcBuf, uint16_t Z)
{
const uint16_t (*lut_circShift_CNG3) [lut_numCnInCnGroups_BG2_R15[0]] = (const uint16_t(*)[lut_numCnInCnGroups_BG2_R15[0]]) p_lut->circShift[0];
const uint16_t (*lut_circShift_CNG4) [lut_numCnInCnGroups_BG2_R15[1]] = (const uint16_t(*)[lut_numCnInCnGroups_BG2_R15[1]]) p_lut->circShift[1];
@@ -361,7 +359,6 @@ static inline void nrLDPC_llr2CnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* llr, t_
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
uint32_t i;
uint32_t j;
@@ -478,7 +475,7 @@ static inline void nrLDPC_llr2CnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* llr, t_
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_cn2bnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_cn2bnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* cnProcBufRes, int8_t* bnProcBuf, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
@@ -504,9 +501,6 @@ static inline void nrLDPC_cn2bnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
const uint8_t (*lut_bnPosBnProcBuf_CNG8) [lut_numCnInCnGroups[4]] = (const uint8_t(*)[lut_numCnInCnGroups[4]]) p_lut->bnPosBnProcBuf[4];
const uint8_t (*lut_bnPosBnProcBuf_CNG10) [lut_numCnInCnGroups[5]] = (const uint8_t(*)[lut_numCnInCnGroups[5]]) p_lut->bnPosBnProcBuf[5];
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
int8_t* bnProcBuf = p_procBuf->bnProcBuf;
int8_t* p_cnProcBufRes;
uint32_t bitOffsetInGroup;
uint32_t i;
@@ -621,7 +615,7 @@ static inline void nrLDPC_cn2bnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_cn2bnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_cn2bnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* cnProcBufRes, int8_t* bnProcBuf, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
@@ -655,9 +649,6 @@ static inline void nrLDPC_cn2bnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
const uint8_t (*lut_bnPosBnProcBuf_CNG10)[lut_numCnInCnGroups[7]] = (const uint8_t(*)[lut_numCnInCnGroups[7]]) p_lut->bnPosBnProcBuf[7];
const uint8_t (*lut_bnPosBnProcBuf_CNG19)[lut_numCnInCnGroups[8]] = (const uint8_t(*)[lut_numCnInCnGroups[8]]) p_lut->bnPosBnProcBuf[8];
int8_t* cnProcBufRes = p_procBuf->cnProcBufRes;
int8_t* bnProcBuf = p_procBuf->bnProcBuf;
int8_t* p_cnProcBufRes;
uint32_t bitOffsetInGroup;
uint32_t i;
@@ -819,7 +810,7 @@ static inline void nrLDPC_cn2bnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, int8_t* bnProcBufRes, int8_t* cnProcBuf, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
@@ -845,9 +836,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
const uint8_t (*lut_bnPosBnProcBuf_CNG8) [lut_numCnInCnGroups[4]] = (const uint8_t(*)[lut_numCnInCnGroups[4]]) p_lut->bnPosBnProcBuf[4];
const uint8_t (*lut_bnPosBnProcBuf_CNG10) [lut_numCnInCnGroups[5]] = (const uint8_t(*)[lut_numCnInCnGroups[5]]) p_lut->bnPosBnProcBuf[5];
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* bnProcBufRes = p_procBuf->bnProcBufRes;
int8_t* p_cnProcBuf;
uint32_t bitOffsetInGroup;
uint32_t i;
@@ -961,7 +949,7 @@ static inline void nrLDPC_bn2cnProcBuf_BG2(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
\param p_procBuf Pointer to the processing buffers
\param Z Lifting size
*/
static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z)
static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, int8_t* bnProcBufRes, int8_t* cnProcBuf, uint16_t Z)
{
const uint8_t* lut_numCnInCnGroups = p_lut->numCnInCnGroups;
const uint32_t* lut_startAddrCnGroups = p_lut->startAddrCnGroups;
@@ -995,9 +983,6 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
const uint8_t (*lut_bnPosBnProcBuf_CNG10)[lut_numCnInCnGroups[7]] = (const uint8_t(*)[lut_numCnInCnGroups[7]]) p_lut->bnPosBnProcBuf[7];
const uint8_t (*lut_bnPosBnProcBuf_CNG19)[lut_numCnInCnGroups[8]] = (const uint8_t(*)[lut_numCnInCnGroups[8]]) p_lut->bnPosBnProcBuf[8];
int8_t* cnProcBuf = p_procBuf->cnProcBuf;
int8_t* bnProcBufRes = p_procBuf->bnProcBufRes;
int8_t* p_cnProcBuf;
uint32_t bitOffsetInGroup;
uint32_t i;
@@ -1157,7 +1142,7 @@ static inline void nrLDPC_bn2cnProcBuf_BG1(t_nrLDPC_lut* p_lut, t_nrLDPC_procBuf
\param Z Lifting size
\param BG Base graph
*/
static inline void nrLDPC_llrRes2llrOut(t_nrLDPC_lut* p_lut, int8_t* llrOut, t_nrLDPC_procBuf* p_procBuf, uint16_t Z, uint8_t BG)
static inline void nrLDPC_llrRes2llrOut(t_nrLDPC_lut* p_lut, int8_t* llrOut, int8_t* llrRes, uint16_t Z, uint8_t BG)
{
uint32_t i;
const uint8_t numBn2CnG1 = p_lut->numBnInBnGroups[0];
@@ -1168,7 +1153,6 @@ static inline void nrLDPC_llrRes2llrOut(t_nrLDPC_lut* p_lut, int8_t* llrOut, t_n
const uint16_t* lut_llr2llrProcBufAddr = p_lut->llr2llrProcBufAddr;
const uint8_t* lut_llr2llrProcBufBnPos = p_lut->llr2llrProcBufBnPos;
int8_t* llrRes = p_procBuf->llrRes;
int8_t* p_llrOut = &llrOut[0];
uint32_t idxBn;
openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/nrLDPC_debug.h
+7 -7
View File
@@ -87,38 +87,38 @@ static inline void nrLDPC_initFile(const char* fileName)
\brief Writes data of predefined buffers to file
\param buffer Enum of buffer name to write
*/
static inline void nrLDPC_debug_writeBuffer2File(e_nrLDPC_buffers buffer, t_nrLDPC_procBuf* p_procBuf)
static inline void nrLDPC_debug_writeBuffer2File(e_nrLDPC_buffers buffer, int8_t* p_buffer)
{
switch (buffer)
{
case nrLDPC_buffers_LLR_PROC:
{
nrLDPC_writeFile("llrProcBuf.txt", p_procBuf->llrProcBuf, NR_LDPC_MAX_NUM_LLR);
nrLDPC_writeFile("llrProcBuf.txt", p_buffer, NR_LDPC_MAX_NUM_LLR);
break;
}
case nrLDPC_buffers_CN_PROC:
{
nrLDPC_writeFile("cnProcBuf.txt", p_procBuf->cnProcBuf, NR_LDPC_SIZE_CN_PROC_BUF);
nrLDPC_writeFile("cnProcBuf.txt", p_buffer, NR_LDPC_SIZE_CN_PROC_BUF);
break;
}
case nrLDPC_buffers_CN_PROC_RES:
{
nrLDPC_writeFile("cnProcBufRes.txt", p_procBuf->cnProcBufRes, NR_LDPC_SIZE_CN_PROC_BUF);
nrLDPC_writeFile("cnProcBufRes.txt", p_buffer, NR_LDPC_SIZE_CN_PROC_BUF);
break;
}
case nrLDPC_buffers_BN_PROC:
{
nrLDPC_writeFile("bnProcBuf.txt", p_procBuf->bnProcBuf, NR_LDPC_SIZE_BN_PROC_BUF);
nrLDPC_writeFile("bnProcBuf.txt", p_buffer, NR_LDPC_SIZE_BN_PROC_BUF);
break;
}
case nrLDPC_buffers_BN_PROC_RES:
{
nrLDPC_writeFile("bnProcBufRes.txt", p_procBuf->bnProcBufRes, NR_LDPC_SIZE_BN_PROC_BUF);
nrLDPC_writeFile("bnProcBufRes.txt", p_buffer, NR_LDPC_SIZE_BN_PROC_BUF);
break;
}
case nrLDPC_buffers_LLR_RES:
{
nrLDPC_writeFile("llrRes.txt", p_procBuf->llrRes, NR_LDPC_MAX_NUM_LLR);
nrLDPC_writeFile("llrRes.txt", p_buffer, NR_LDPC_MAX_NUM_LLR);
break;
}
}
openair1/PHY/CODING/nrLDPC_defs.h
+1 -1
View File
@@ -71,5 +71,5 @@ typedef int(*nrLDPC_encoderfunc_t)(unsigned char **,unsigned char **,int,int,sho
\param p_llrOut Output vector
\param p_profiler LDPC profiler statistics
*/
typedef int32_t(*nrLDPC_decoderfunc_t)(t_nrLDPC_dec_params *, int8_t *, int8_t *, t_nrLDPC_procBuf *, t_nrLDPC_time_stats * );
typedef int32_t(*nrLDPC_decoderfunc_t)(t_nrLDPC_dec_params* , int8_t*, int8_t* , t_nrLDPC_time_stats* );
#endif
openair1/PHY/NR_TRANSPORT/nr_ulsch_decoding.c
+51 -22
View File
@@ -91,12 +91,6 @@ void free_gNB_ulsch(NR_gNB_ULSCH_t **ulschptr,uint8_t N_RB_UL)
ulsch->harq_processes[i]->w[r] = NULL;
}
}
for (r=0; r<a_segments; r++) {
if (ulsch->harq_processes[i]->p_nrLDPC_procBuf[r]){
nrLDPC_free_mem(ulsch->harq_processes[i]->p_nrLDPC_procBuf[r]);
ulsch->harq_processes[i]->p_nrLDPC_procBuf[r] = NULL;
}
}
free16(ulsch->harq_processes[i],sizeof(NR_UL_gNB_HARQ_t));
ulsch->harq_processes[i] = NULL;
}
@@ -120,21 +114,57 @@ NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations,uint16_t N_RB_UL, uint
}
uint16_t ulsch_bytes = a_segments*1056; // allocated bytes per segment
ulsch = (NR_gNB_ULSCH_t *)malloc16_clear(sizeof(NR_gNB_ULSCH_t));
ulsch->max_ldpc_iterations = max_ldpc_iterations;
ulsch->Mlimit = 4;
for (i=0; i<NR_MAX_ULSCH_HARQ_PROCESSES; i++) {
ulsch->harq_processes[i] = (NR_UL_gNB_HARQ_t *)malloc16_clear(sizeof(NR_UL_gNB_HARQ_t));
ulsch->harq_processes[i]->b = (uint8_t*)malloc16_clear(ulsch_bytes);
if (abstraction_flag == 0) {
for (r=0; r<a_segments; r++) {
ulsch->harq_processes[i]->p_nrLDPC_procBuf[r] = nrLDPC_init_mem();
ulsch->harq_processes[i]->c[r] = (uint8_t*)malloc16_clear(8448*sizeof(uint8_t));
ulsch->harq_processes[i]->d[r] = (int16_t*)malloc16_clear((68*384)*sizeof(int16_t));
ulsch->harq_processes[i]->w[r] = (int16_t*)malloc16_clear((3*(6144+64))*sizeof(int16_t));
ulsch = (NR_gNB_ULSCH_t *)malloc16(sizeof(NR_gNB_ULSCH_t));
if (ulsch) {
memset(ulsch,0,sizeof(NR_gNB_ULSCH_t));
ulsch->max_ldpc_iterations = max_ldpc_iterations;
ulsch->Mlimit = 4;
for (i=0; i<NR_MAX_ULSCH_HARQ_PROCESSES; i++) {
ulsch->harq_processes[i] = (NR_UL_gNB_HARQ_t *)malloc16(sizeof(NR_UL_gNB_HARQ_t));
if (ulsch->harq_processes[i]) {
memset(ulsch->harq_processes[i],0,sizeof(NR_UL_gNB_HARQ_t));
ulsch->harq_processes[i]->b = (uint8_t*)malloc16(ulsch_bytes);
if (ulsch->harq_processes[i]->b)
memset(ulsch->harq_processes[i]->b,0,ulsch_bytes);
else
exit_flag=3;
if (abstraction_flag == 0) {
for (r=0; r<a_segments; r++) {
ulsch->harq_processes[i]->c[r] = (uint8_t*)malloc16(8448*sizeof(uint8_t));
if (ulsch->harq_processes[i]->c[r])
memset(ulsch->harq_processes[i]->c[r],0,8448*sizeof(uint8_t));
else
exit_flag=2;
ulsch->harq_processes[i]->d[r] = (int16_t*)malloc16((68*384)*sizeof(int16_t));
if (ulsch->harq_processes[i]->d[r])
memset(ulsch->harq_processes[i]->d[r],0,(68*384)*sizeof(int16_t));
else
exit_flag=2;
ulsch->harq_processes[i]->w[r] = (int16_t*)malloc16((3*(6144+64))*sizeof(int16_t));
if (ulsch->harq_processes[i]->w[r])
memset(ulsch->harq_processes[i]->w[r],0,(3*(6144+64))*sizeof(int16_t));
else
exit_flag=2;
}
}
} else {
exit_flag=1;
}
}
}
@@ -382,7 +412,6 @@ void nr_processULSegment(void* arg) {
no_iteration_ldpc = nrLDPC_decoder(p_decoderParms,
(int8_t*)&pl[0],
llrProcBuf,
ulsch_harq->p_nrLDPC_procBuf[r],
p_procTime);
if (check_crc((uint8_t*)llrProcBuf,length_dec,ulsch_harq->F,crc_type)) {
openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_decoding.c
-9
View File
@@ -114,13 +114,6 @@ void free_nr_ue_dlsch(NR_UE_DLSCH_t **dlschptr,uint8_t N_RB_DL) {
dlsch->harq_processes[i]->w[r] = NULL;
}
for (r=0; r<a_segments; r++) {
if (dlsch->harq_processes[i]->p_nrLDPC_procBuf[r]) {
nrLDPC_free_mem(dlsch->harq_processes[i]->p_nrLDPC_procBuf[r]);
dlsch->harq_processes[i]->p_nrLDPC_procBuf[r] = NULL;
}
}
free16(dlsch->harq_processes[i],sizeof(NR_DL_UE_HARQ_t));
dlsch->harq_processes[i] = NULL;
}
@@ -169,7 +162,6 @@ NR_UE_DLSCH_t *new_nr_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint32_t Nsoft,uint
if (abstraction_flag == 0) {
for (r=0; r<a_segments; r++) {
dlsch->harq_processes[i]->p_nrLDPC_procBuf[r] = nrLDPC_init_mem();
dlsch->harq_processes[i]->c[r] = (uint8_t *)malloc16(1056);
if (dlsch->harq_processes[i]->c[r])
@@ -441,7 +433,6 @@ void nr_processDLSegment(void* arg) {
no_iteration_ldpc = nrLDPC_decoder(p_decoderParms,
(int8_t *)&pl[0],
llrProcBuf,
p_nrLDPC_procBuf[r],
p_procTime);
//VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_DLSCH_LDPC, VCD_FUNCTION_OUT);
openair1/PHY/NR_UE_TRANSPORT/nr_transport_ue.h
-2
View File
@@ -240,8 +240,6 @@ typedef struct {
//double w_abs[MAX_NUM_NR_DLSCH_SEGMENTS][3*8448];
/// soft bits for each received segment ("d"-sequence)(for definition see 36-212 V8.6 2009-03, p.15)
int16_t *d[MAX_NUM_NR_DLSCH_SEGMENTS];
/// LDPC processing buffers
t_nrLDPC_procBuf* p_nrLDPC_procBuf[MAX_NUM_NR_DLSCH_SEGMENTS];
/// Number of code segments
uint32_t C;
/// Number of bits in code segments
openair1/PHY/defs_gNB.h
-2
View File
@@ -282,8 +282,6 @@ typedef struct {
uint32_t C;
/// Pointers to code blocks after LDPC coding (38.212 V15.4.0 section 5.3.2)
int16_t *d[MAX_NUM_NR_ULSCH_SEGMENTS];
/// LDPC processing buffer
t_nrLDPC_procBuf* p_nrLDPC_procBuf[MAX_NUM_NR_ULSCH_SEGMENTS];
/// LDPC lifting size (38.212 V15.4.0 table 5.3.2-1)
uint32_t Z;
/// code blocks after bit selection in rate matching for LDPC code (38.212 V15.4.0 section 5.4.2.1)