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Merge remote-tracking branch 'origin/improve-pucch-codec' into integration_2024_w01

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This commit is contained in:
Jaroslava Fiedlerova
2024-01-05 11:49:37 +01:00
parent ad234a037c 18919576b7
commit f050cdf4be
9 changed files with 975 additions and 1172 deletions
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openair1/PHY/CODING/TESTBENCH/smallblocktest.c
+120 -112
View File
@@ -8,144 +8,152 @@
configmodule_interface_t *uniqCfg = NULL;
int main(int argc, char *argv[])
{
time_stats_t timeEncoder,timeDecoder;
opp_enabled=1;
reset_meas(&timeEncoder);
reset_meas(&timeDecoder);
randominit(0);
time_stats_t timeEncoder, timeDecoder;
opp_enabled = 1;
reset_meas(&timeEncoder);
reset_meas(&timeDecoder);
randominit(0);
int arguments, iterations = 1000, messageLength = 11;
//int matlabDebug = 0;
uint32_t testInput, encoderOutput, codingDifference, nBitError=0, blockErrorState = 0, blockErrorCumulative=0, bitErrorCumulative=0;
uint16_t estimatedOutput;
double SNRstart = -20.0, SNRstop = 5.0, SNRinc= 0.5; //dB
double SNR, SNR_lin, sigma;
double modulatedInput[NR_SMALL_BLOCK_CODED_BITS], channelOutput[NR_SMALL_BLOCK_CODED_BITS];
//int16_t channelOutput_int16[NR_SMALL_BLOCK_CODED_BITS];
int8_t channelOutput_int8[NR_SMALL_BLOCK_CODED_BITS];
unsigned char qbits=8;
int arguments, iterations = 1000, messageLength = 11;
// int matlabDebug = 0;
uint32_t testInput, encoderOutput, codingDifference, nBitError = 0, blockErrorState = 0, blockErrorCumulative = 0,
bitErrorCumulative = 0;
uint16_t estimatedOutput;
double SNRstart = -20.0, SNRstop = 5.0, SNRinc = 0.5; // dB
double SNR, SNR_lin, sigma;
double modulatedInput[NR_SMALL_BLOCK_CODED_BITS], channelOutput[NR_SMALL_BLOCK_CODED_BITS];
// int16_t channelOutput_int16[NR_SMALL_BLOCK_CODED_BITS];
int8_t channelOutput_int8[NR_SMALL_BLOCK_CODED_BITS];
unsigned char qbits = 8;
while ((arguments = getopt (argc, argv, "s:d:f:l:i:mhg")) != -1)
switch (arguments)
{
case 's':
SNRstart = atof(optarg);
break;
while ((arguments = getopt(argc, argv, "s:d:f:l:i:mhg")) != -1)
switch (arguments) {
case 's':
SNRstart = atof(optarg);
break;
case 'd':
SNRinc = atof(optarg);
break;
case 'd':
SNRinc = atof(optarg);
break;
case 'f':
SNRstop = atof(optarg);
break;
case 'f':
SNRstop = atof(optarg);
break;
case 'l':
messageLength = atoi(optarg);
break;
case 'l':
messageLength = atoi(optarg);
break;
case 'i':
iterations = atoi(optarg);
break;
case 'i':
iterations = atoi(optarg);
break;
/*case 'm':
matlabDebug = 1;
//#define DEBUG_POLAR_MATLAB
break;*/
/*case 'm':
matlabDebug = 1;
//#define DEBUG_POLAR_MATLAB
break;*/
case 'g':
iterations = 1;
SNRstart = -6.0;
SNRstop = -6.0;
messageLength = 11;
break;
case 'g':
iterations = 1;
SNRstart = -6.0;
SNRstop = -6.0;
messageLength = 11;
break;
case 'h':
//printf("./smallblocktest -s SNRstart -d SNRinc -f SNRstop -l messageLength -i iterations -m Matlab Debug\n");
printf("./smallblocktest -s SNRstart -d SNRinc -f SNRstop -l messageLength -i iterations\n");
exit(-1);
case 'h':
// printf("./smallblocktest -s SNRstart -d SNRinc -f SNRstop -l messageLength -i iterations -m Matlab Debug\n");
printf("./smallblocktest -s SNRstart -d SNRinc -f SNRstop -l messageLength -i iterations\n");
exit(-1);
default:
perror("[smallblocktest.c] Problem at argument parsing with getopt");
exit(-1);
}
default:
perror("[smallblocktest.c] Problem at argument parsing with getopt");
exit(-1);
}
uint16_t mask = 0x07ff >> (11 - messageLength);
for (SNR = SNRstart; SNR <= SNRstop; SNR += SNRinc) {
printf("SNR %f\n", SNR);
SNR_lin = pow(10, SNR / 10.0);
sigma = 1.0 / sqrt(SNR_lin);
uint16_t mask = 0x07ff >> (11-messageLength);
for (SNR = SNRstart; SNR <= SNRstop; SNR += SNRinc) {
printf("SNR %f\n",SNR);
SNR_lin = pow(10, SNR/10.0);
sigma = 1.0/sqrt(SNR_lin);
for (int itr = 1; itr <= iterations; itr++) {
// Generate random test input of length "messageLength"
testInput = 0;
for (int i = 1; i < messageLength; i++) {
testInput |= (((uint32_t)(rand() % 2)) & 1);
testInput <<= 1;
}
testInput |= (((uint32_t)(rand() % 2)) & 1);
// Encoding
start_meas(&timeEncoder);
encoderOutput = encodeSmallBlock(testInput, messageLength);
stop_meas(&timeEncoder);
for (int itr = 1; itr <= iterations; itr++) {
for (int i = 0; i < NR_SMALL_BLOCK_CODED_BITS; i++) {
// BPSK modulation
if ((encoderOutput >> i) & 1) {
modulatedInput[i] = -1;
} else {
modulatedInput[i] = 1;
}
//Generate random test input of length "messageLength"
testInput = 0;
for (int i = 1; i < messageLength; i++) {
testInput |= ( ((uint32_t) (rand()%2)) &1);
testInput<<=1;
}
testInput |= ( ((uint32_t) (rand()%2)) &1);
//Encoding
start_meas(&timeEncoder);
encoderOutput = encodeSmallBlock((uint16_t*)&testInput, (uint8_t)messageLength);
stop_meas(&timeEncoder);
// AWGN
channelOutput[i] = modulatedInput[i] + (gaussdouble(0.0, 1.0) * (1 / sqrt(SNR_lin)));
for (int i=0; i<NR_SMALL_BLOCK_CODED_BITS; i++) {
//BPSK modulation
if ((encoderOutput>>i) & 1 ) {
modulatedInput[i]=-1;
} else {
modulatedInput[i]=1;
}
// Quantization
channelOutput_int8[i] = quantize(sigma / 16.0, channelOutput[i], qbits);
}
//AWGN
channelOutput[i] = modulatedInput[i] + ( gaussdouble(0.0,1.0) * ( 1/sqrt(SNR_lin) ) );
//Quantization
channelOutput_int8[i] = quantize(sigma/16.0, channelOutput[i], qbits);
}
//Decoding
start_meas(&timeDecoder);
estimatedOutput = decodeSmallBlock(channelOutput_int8, (uint8_t)messageLength);
stop_meas(&timeDecoder);
// Decoding
start_meas(&timeDecoder);
estimatedOutput = decodeSmallBlock(channelOutput_int8, (uint8_t)messageLength);
stop_meas(&timeDecoder);
#ifdef DEBUG_SMALLBLOCKTEST
printf("[smallblocktest] Input = 0x%x, Output = 0x%x, DecoderOutput = 0x%x\n", testInput, encoderOutput, estimatedOutput);
for (int i=0;i<32;i++)
printf("[smallblocktest] Input[%d] = %d, Output[%d] = %d, codingDifference[%d]=%d, Mask[%d] = %d\n", i, (testInput>>i)&1, i, (estimatedOutput>>i)&1, i, (codingDifference>>i)&1, i, (mask>>i)&1);
printf("[smallblocktest] Input = 0x%x, Output = 0x%x, DecoderOutput = 0x%x\n", testInput, encoderOutput, estimatedOutput);
for (int i = 0; i < 32; i++)
printf("[smallblocktest] Input[%d] = %d, Output[%d] = %d, codingDifference[%d]=%d, Mask[%d] = %d\n",
i,
(testInput >> i) & 1,
i,
(estimatedOutput >> i) & 1,
i,
(codingDifference >> i) & 1,
i,
(mask >> i) & 1);
#endif
//Error Calculation
estimatedOutput &= mask;
codingDifference = ((uint32_t)estimatedOutput) ^ testInput; // Count the # of 1's in codingDifference by Brian Kernighan’s algorithm.
// Error Calculation
estimatedOutput &= mask;
codingDifference =
((uint32_t)estimatedOutput) ^ testInput; // Count the # of 1's in codingDifference by Brian Kernighan’s algorithm.
for (nBitError = 0; codingDifference; nBitError++)
codingDifference &= codingDifference - 1;
for (nBitError = 0; codingDifference; nBitError++)
codingDifference &= codingDifference - 1;
blockErrorState = (nBitError > 0) ? 1 : 0;
blockErrorState = (nBitError > 0) ? 1 : 0;
blockErrorCumulative+=blockErrorState;
bitErrorCumulative+=nBitError;
blockErrorCumulative += blockErrorState;
bitErrorCumulative += nBitError;
nBitError = 0; blockErrorState = 0;
}
nBitError = 0;
blockErrorState = 0;
}
//Error statistics for the SNR; iteration times are in nanoseconds and microseconds, respectively.
printf("[smallblocktest] SNR=%+7.3f, BER=%9.6f, BLER=%9.6f, t_Encoder=%9.3fns, t_Decoder=%7.3fus\n",
SNR,
((double)bitErrorCumulative / (iterations*messageLength)),
((double)blockErrorCumulative/iterations),
((double)timeEncoder.diff/timeEncoder.trials)/(get_cpu_freq_GHz()),
((double)timeDecoder.diff/timeDecoder.trials)/(get_cpu_freq_GHz()*1000.0));
// Error statistics for the SNR; iteration times are in nanoseconds and microseconds, respectively.
printf("[smallblocktest] SNR=%+7.3f, BER=%9.6f, BLER=%9.6f, t_Encoder=%9.3fns, t_Decoder=%7.3fus\n",
SNR,
((double)bitErrorCumulative / (iterations * messageLength)),
((double)blockErrorCumulative / iterations),
((double)timeEncoder.diff / timeEncoder.trials) / (get_cpu_freq_GHz()),
((double)timeDecoder.diff / timeDecoder.trials) / (get_cpu_freq_GHz() * 1000.0));
blockErrorCumulative=0;
bitErrorCumulative=0;
}
blockErrorCumulative = 0;
bitErrorCumulative = 0;
}
print_meas(&timeEncoder, "smallblock_encoder", NULL, NULL);
print_meas(&timeDecoder, "smallblock_decoder", NULL, NULL);
print_meas(&timeEncoder, "smallblock_encoder", NULL, NULL);
print_meas(&timeDecoder, "smallblock_decoder", NULL, NULL);
return (0);
return (0);
}
openair1/PHY/CODING/nrSmallBlock/encodeSmallBlock.c
+7 -6
View File
@@ -34,11 +34,12 @@
//input = [0 ... 0 c_K-1 ... c_2 c_1 c_0]
//output = [d_31 d_30 ... d_2 d_1 d_0]
uint32_t encodeSmallBlock(uint16_t *in, uint8_t len){
uint32_t out = 0;
for (uint16_t i=0; i<len; i++)
if ((*in & (1<<i)) > 0)
out^=nrSmallBlockBasis[i];
uint32_t encodeSmallBlock(int in, int len)
{
uint32_t out = 0;
for (int i = 0; i < len; i++)
if ((in & (1 << i)) > 0)
out ^= nrSmallBlockBasis[i];
return out;
return out;
}
openair1/PHY/CODING/nrSmallBlock/nr_small_block_defs.h
+1 -1
View File
@@ -43,7 +43,7 @@
#define L1d_CLS 64
uint32_t encodeSmallBlock(uint16_t *in, uint8_t len);
uint32_t encodeSmallBlock(int in, int len);
uint16_t decodeSmallBlock(int8_t *in, uint8_t len);
openair1/PHY/NR_TRANSPORT/nr_transport_common_proto.h
+1 -1
View File
@@ -42,7 +42,7 @@
void nr_group_sequence_hopping(pucch_GroupHopping_t PUCCH_GroupHopping,
uint32_t n_id,
uint8_t n_hop,
int n_hop,
int nr_slot_tx,
uint8_t *u,
uint8_t *v);
openair1/PHY/NR_TRANSPORT/nr_uci_tools_common.c
+7 -6
View File
@@ -32,12 +32,13 @@
#include "nr_dci.h"
void nr_group_sequence_hopping (pucch_GroupHopping_t PUCCH_GroupHopping,
uint32_t n_id,
uint8_t n_hop,
int nr_slot_tx,
uint8_t *u,
uint8_t *v) {
void nr_group_sequence_hopping(pucch_GroupHopping_t PUCCH_GroupHopping,
uint32_t n_id,
int n_hop,
int nr_slot_tx,
uint8_t *u,
uint8_t *v)
{
/*
* Implements TS 38.211 subclause 6.3.2.2.1 Group and sequence hopping
* The following variables are set by higher layers:
openair1/PHY/NR_TRANSPORT/pucch_rx.c
+464 -577
View File
File diff suppressed because it is too large Load Diff
openair1/PHY/NR_UE_TRANSPORT/pucch_nr.c
+373 -411
View File
File diff suppressed because it is too large Load Diff
openair1/PHY/TOOLS/tools_defs.h
+2 -1
View File
@@ -215,7 +215,8 @@ extern "C" {
{
return (c16_t){.r = (int16_t)((a.r * b) >> Shift), .i = (int16_t)((a.i * b) >> Shift)};
}
__attribute__((always_inline)) inline c16_t c16divShift(const c16_t a, const c16_t b, const int Shift) {
__attribute__((always_inline)) inline c16_t c16MulConjShift(const c16_t a, const c16_t b, const int Shift)
{
return (c16_t) {
.r = (int16_t)((a.r * b.r + a.i * b.i) >> Shift),
.i = (int16_t)((a.r * b.i - a.i * b.r) >> Shift)
openair1/SCHED_NR_UE/pucch_uci_ue_nr.c
-57
View File
@@ -83,64 +83,7 @@ binary_search_float_nr(
return first;
}
/*
void nr_generate_pucch0(int32_t **txdataF,
NR_DL_FRAME_PARMS *frame_parms,
PUCCH_CONFIG_DEDICATED *pucch_config_dedicated,
int16_t amp,
int nr_slot_tx,
uint8_t mcs,
uint8_t nrofSymbols,
uint8_t startingSymbolIndex,
uint16_t startingPRB);
void nr_generate_pucch1(int32_t **txdataF,
NR_DL_FRAME_PARMS *frame_parms,
PUCCH_CONFIG_DEDICATED *pucch_config_dedicated,
uint64_t payload,
int16_t amp,
int nr_slot_tx,
uint8_t nrofSymbols,
uint8_t startingSymbolIndex,
uint16_t startingPRB,
uint16_t startingPRB_intraSlotHopping,
uint8_t timeDomainOCC,
uint8_t nr_bit);
void nr_generate_pucch2(int32_t **txdataF,
NR_DL_FRAME_PARMS *frame_parms,
PUCCH_CONFIG_DEDICATED *pucch_config_dedicated,
uint64_t payload,
int16_t amp,
int nr_slot_tx,
uint8_t nrofSymbols,
uint8_t startingSymbolIndex,
uint8_t nrofPRB,
uint16_t startingPRB,
uint8_t nr_bit);
void nr_generate_pucch3_4(int32_t **txdataF,
NR_DL_FRAME_PARMS *frame_parms,
pucch_format_nr_t fmt,
PUCCH_CONFIG_DEDICATED *pucch_config_dedicated,
uint64_t payload,
int16_t amp,
int nr_slot_tx,
uint8_t nrofSymbols,
uint8_t startingSymbolIndex,
uint8_t nrofPRB,
uint16_t startingPRB,
uint8_t nr_bit,
uint8_t occ_length_format4,
uint8_t occ_index_format4);
*/
/**************** variables **************************************/
/**************** functions **************************************/
//extern uint8_t is_cqi_TXOp(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_id);
//extern uint8_t is_ri_TXOp(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_id);
/*******************************************************************
*
* NAME : pucch_procedures_ue_nr