diff --git a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.cu b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.cu index 68ca2f450f..161b3624d3 100644 --- a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.cu +++ b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.cu @@ -12,8 +12,8 @@ #include #include #include -#include "PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h" -#include "PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h" +#include "PHY/CODING/nrLDPC_decoder/nrLDPC_types.h" +#include "PHY/CODING/nrLDPC_decoder/nrLDPCdecoder_defs.h" #include "bgs/BG1_I0" #include "bgs/BG1_I1" diff --git a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h index 566bad81c5..f90c5d0570 100644 --- a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h +++ b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h @@ -46,167 +46,5 @@ // DEFINES /** Maximum lifting size */ -#define NR_LDPC_ZMAX 384 - -/** Number of columns in BG1 */ -#define NR_LDPC_NCOL_BG1 68 -/** Number of rows in BG1 */ -#define NR_LDPC_NROW_BG1 46 -/** Number of edges/entries in BG1 */ -#define NR_LDPC_NUM_EDGE_BG1 316 -/** Number of check node (CN) groups in BG1 - A CN group is defined by its number of connected bit nodes. */ -#define NR_LDPC_NUM_CN_GROUPS_BG1 9 -/** First column in BG1 that is connected to only a single CN */ -#define NR_LDPC_START_COL_PARITY_BG1 26 - -/** Number of columns in BG1 for rate 1/3 = 22/(68-2) */ -#define NR_LDPC_NCOL_BG1_R13 NR_LDPC_NCOL_BG1 -/** Number of columns in BG1 for rate 2/3 = 22/(35-2) */ -#define NR_LDPC_NCOL_BG1_R23 35 -/** Number of columns in BG1 for rate 8/9 ~ 22/(27-2) */ -#define NR_LDPC_NCOL_BG1_R89 27 - -/** Number of bit node (BN) groups in BG1 for rate 1/3 - A BN group is defined by its number of connected CNs. */ -#define NR_LDPC_NUM_BN_GROUPS_BG1_R13 30 -/** Number of bit node (BN) groups in BG1 for rate 2/3 */ -#define NR_LDPC_NUM_BN_GROUPS_BG1_R23 8 -/** Number of bit node (BN) groups in BG1 for rate 8/9 */ -#define NR_LDPC_NUM_BN_GROUPS_BG1_R89 5 - -/** Number of columns in BG2 */ -#define NR_LDPC_NCOL_BG2 52 -/** Number of rows in BG2 */ -#define NR_LDPC_NROW_BG2 42 -/** Number of edges/entries in BG2 */ -#define NR_LDPC_NUM_EDGE_BG2 197 -/** Number of check node (CN) groups in BG2 - A CN group is defined by its number of connected bit nodes. */ -#define NR_LDPC_NUM_CN_GROUPS_BG2 6 -/** First column in BG2 that is connected to only a single CN */ -#define NR_LDPC_START_COL_PARITY_BG2 14 - -/** Number of columns in BG2 for rate 1/5 = 10/(52-2) */ -#define NR_LDPC_NCOL_BG2_R15 NR_LDPC_NCOL_BG2 -/** Number of columns in BG2 for rate 1/3 = 10/(32-2) */ -#define NR_LDPC_NCOL_BG2_R13 32 -/** Number of columns in BG2 for rate 2/3 = 10/(17-2) */ -#define NR_LDPC_NCOL_BG2_R23 17 - -/** Number of bit node (BN) groups in BG2 for rate 1/5 - A BN group is defined by its number of connected CNs. */ -#define NR_LDPC_NUM_BN_GROUPS_BG2_R15 23 -/** Number of bit node (BN) groups in BG2 for rate 1/3 */ -#define NR_LDPC_NUM_BN_GROUPS_BG2_R13 10 -/** Number of bit node (BN) groups in BG2 for rate 2/3 */ -#define NR_LDPC_NUM_BN_GROUPS_BG2_R23 6 - -/** Worst case size of the CN processing buffer */ -#define NR_LDPC_SIZE_CN_PROC_BUF NR_LDPC_NUM_EDGE_BG1*NR_LDPC_ZMAX -/** Worst case size of the BN processing buffer */ -#define NR_LDPC_SIZE_BN_PROC_BUF NR_LDPC_NUM_EDGE_BG1*NR_LDPC_ZMAX - -/** Maximum number of possible input LLR = NR_LDPC_NCOL_BG1*NR_LDPC_ZMAX */ -#define NR_LDPC_MAX_NUM_LLR 26112 - -// ============================================================================== -// GLOBAL CONSTANT VARIABLES - -/** Start addresses for the cnProcBuf for each CN group in BG1*/ -static const uint32_t lut_startAddrCnGroups_BG1[NR_LDPC_NUM_CN_GROUPS_BG1] = {0, 1152, 8832, 43392, 61824, 75264, 81408, 88320, 92160}; -/** Start addresses for the cnProcBuf for each CN group in BG2*/ -static const uint32_t lut_startAddrCnGroups_BG2[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 6912, 37632, 54912, 61824, 67968}; - -/** Number of BNs of CN group for BG1. - E.g. 10 means that there is a CN group where every CN is connected to 10 BNs */ -static const uint8_t lut_numBnInCnGroups_BG1_R13[NR_LDPC_NUM_CN_GROUPS_BG1] = {3, 4, 5, 6, 7, 8, 9, 10, 19}; -/** Number of rows/CNs in every CN group for rate = 1/3 BG1, e.g. 5 rows of CNs connected to 4 BNs */ -static const uint8_t lut_numCnInCnGroups_BG1_R13[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 5, 18, 8, 5, 2, 2, 1, 4}; -/** Number of rows/CNs in every CN group for rate = 2/3 BG1, e.g. 3 rows of CNs connected to 7 BNs */ -static const uint8_t lut_numCnInCnGroups_BG1_R23[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 0, 0, 0, 3, 2, 2, 1, 4}; -/** Number of rows/CNs in every CN group for rate = 8/9 BG1, e.g. 4 rows of CNs connected to 19 BNs */ -static const uint8_t lut_numCnInCnGroups_BG1_R89[NR_LDPC_NUM_CN_GROUPS_BG1] = {1, 0, 0, 0, 0, 0, 0, 0, 4}; - -/** Number of connected BNs for every column in BG1 rate = 1/3, e.g. in first column all BNs are connected to 30 CNs */ -static const uint8_t lut_numEdgesPerBn_BG1_R13[NR_LDPC_START_COL_PARITY_BG1] = {30, 28, 7, 11, 9, 4, 8, 12, 8, 7, 12, 10, 12, 11, 10, 7, 10, 10, 13, 7, 8, 11, 12, 5, 6, 6}; -/** Number of connected BNs for every column in BG1 rate = 2/3, e.g. in first column all BNs are connected to 12 CNs */ -static const uint8_t lut_numEdgesPerBn_BG1_R23[NR_LDPC_START_COL_PARITY_BG1] = {12, 11, 4, 5, 5, 3, 4, 5, 5, 3, 6, 6, 6, 6, 5, 3, 6, 5, 6, 4, 5, 6, 6, 3, 3, 2}; -/** Number of connected BNs for every column in BG1 rate = 8/9, e.g. in first column all BNs are connected to 5 CNs */ -static const uint8_t lut_numEdgesPerBn_BG1_R89[NR_LDPC_START_COL_PARITY_BG1] = {5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2}; - -/** Number of BNs of CN group for BG2. - E.g. 3 means that there is a CN group where every CN is connected to 3 BNs */ -static const uint8_t lut_numBnInCnGroups_BG2_R15[NR_LDPC_NUM_CN_GROUPS_BG2] = {3, 4, 5, 6, 8, 10}; -/** Number of rows/CNs in every CN group for rate = 1/5 BG2, e.g. 6 rows of CNs connected to 3 BNs */ -static const uint8_t lut_numCnInCnGroups_BG2_R15[NR_LDPC_NUM_CN_GROUPS_BG2] = {6, 20, 9, 3, 2, 2}; -/** Number of rows/CNs in every CN group for rate = 1/3 BG2, e.g. 8 rows of CNs connected to 4 BNs */ -static const uint8_t lut_numCnInCnGroups_BG2_R13[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 8, 7, 3, 2, 2}; -/** Number of rows/CNs in every CN group for rate = 2/3 BG2, e.g. 1 row of CNs connected to 4 BNs */ -static const uint8_t lut_numCnInCnGroups_BG2_R23[NR_LDPC_NUM_CN_GROUPS_BG2] = {0, 1, 0, 2, 2, 2}; - -/** Number of connected BNs for every column in BG2 rate = 1/5, e.g. in first column all BNs are connected to 22 CNs */ -static const uint8_t lut_numEdgesPerBn_BG2_R15[NR_LDPC_START_COL_PARITY_BG2] = {22, 23, 10, 5, 5, 14, 7, 13, 6, 8, 9, 16, 9, 12}; -/** Number of connected BNs for every column in BG2 rate = 1/3, e.g. in first column all BNs are connected to 14 CNs */ -static const uint8_t lut_numEdgesPerBn_BG2_R13[NR_LDPC_START_COL_PARITY_BG2] = {14, 16, 2, 4, 4, 6, 6, 8, 6, 6, 6, 13, 5, 7}; -/** Number of connected BNs for every column in BG2 rate = 2/3, e.g. in first column all BNs are connected to 6 CNs */ -static const uint8_t lut_numEdgesPerBn_BG2_R23[NR_LDPC_START_COL_PARITY_BG2] = { 6, 5, 2, 3, 3, 4, 3, 4, 3, 4, 3, 5, 2, 2}; - -// Number of groups for bit node processing -/** Number of connected CNs for every column/BN in BG1 for rate = 1/3, Worst case is BG1 with up to 30 CNs connected to one BN - E.g. 42 parity BNs connected to single CN */ - // BG1: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 -static const uint8_t lut_numBnInBnGroups_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {42, 0, 0, 1, 1, 2, 4, 3, 1, 4, 3, 4, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1}; -/** Number of connected CNs for every column/BN in BG1 for rate = 2/3 */ -static const uint8_t lut_numBnInBnGroups_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 9, 1, 5, 3, 7, 8, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; -/** Number of connected CNs for every column/BN in BG1 for rate = 8/9 */ -static const uint8_t lut_numBnInBnGroups_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 1, 3,21, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - -/** Number of connected CNs for every column/BN in BG2 for rate = 1/5, Worst case is BG1 with up to 30 CNs connected to one BN - E.g. 38 parity BNs connected to single CN */ - // BG2: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 -static const uint8_t lut_numBnInBnGroups_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {38, 0, 0, 0, 2, 1, 1, 1, 2, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0}; -/** Number of connected CNs for every column/BN in BG2 for rate = 1/3 */ -static const uint8_t lut_numBnInBnGroups_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {18, 1, 0, 2, 1, 5, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; -/** Number of connected CNs for every column/BN in BG2 for rate = 2/3 */ -static const uint8_t lut_numBnInBnGroups_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = { 3, 3, 5, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - -// Start addresses for the bnProcBuf for each BN group -// BG1 -/** Start address for every BN group within the BN processing buffer for BG1 rate = 1/3 */ -static const uint32_t lut_startAddrBnGroups_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {0, 16128, 17664, 19584, 24192, 34944, 44160, 47616, 62976, 75648, 94080, 99072, 109824}; -/** Start address for every BN group within the BN processing buffer for BG1 rate = 2/3 */ -static const uint32_t lut_startAddrBnGroups_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R23] = {0, 3456, 4224, 9984, 14592, 28032, 46464, 50688}; -/** Start address for every BN group within the BN processing buffer for BG1 rate = 8/9 */ -static const uint32_t lut_startAddrBnGroups_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R89] = {0, 384, 2688, 26880, 28416}; - -/** Start address for every BN group within the LLR processing buffer for BG1 rate = 1/3 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG1_R13[NR_LDPC_NUM_BN_GROUPS_BG1_R13] = {0, 16128, 16512, 16896, 17664, 19200, 20352, 20736, 22272, 23424, 24960, 25344, 25728}; -/** Start address for every BN group within the LLR processing buffer for BG1 rate = 2/3 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG1_R23[NR_LDPC_NUM_BN_GROUPS_BG1_R23] = {0, 3456, 3840, 5760, 6912, 9600, 12672, 13056}; -/** Start address for every BN group within the LLR processing buffer for BG1 rate = 8/9 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG1_R89[NR_LDPC_NUM_BN_GROUPS_BG1_R89] = {0, 384, 1536, 9600, 9984}; - -// BG2 -/** Start address for every BN group within the BN processing buffer for BG2 rate = 1/5 */ -static const uint32_t lut_startAddrBnGroups_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG2_R15] = {0, 14592, 18432, 20736, 23424, 26496, 33408, 37248, 41856, 46848, 52224, 58368, 66816}; -/** Start address for every BN group within the BN processing buffer for BG2 rate = 1/3 */ -static const uint32_t lut_startAddrBnGroups_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG2_R13] = {0, 6912, 7680, 10752, 12672, 24192, 26880, 29952, 34944, 40320}; -/** Start address for every BN group within the BN processing buffer for BG2 rate = 2/3 */ -static const uint32_t lut_startAddrBnGroups_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG2_R23] = {0, 1152, 3456, 9216, 13824, 17664}; - -/** Start address for every BN group within the LLR processing buffer for BG2 rate = 1/5 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG2_R15[NR_LDPC_NUM_BN_GROUPS_BG2_R15] = {0, 14592, 15360, 15744, 16128, 16512, 17280, 17664, 18048, 18432, 18816, 19200, 19584}; -/** Start address for every BN group within the LLR processing buffer for BG2 rate = 1/3 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG2_R13[NR_LDPC_NUM_BN_GROUPS_BG2_R13] = {0, 6912, 7296, 8064, 8448, 10368, 10752, 11136, 11520, 11904}; -/** Start address for every BN group within the LLR processing buffer for BG2 rate = 2/3 */ -static const uint16_t lut_startAddrBnGroupsLlr_BG2_R23[NR_LDPC_NUM_BN_GROUPS_BG2_R23] = {0, 1152, 2304, 4224, 5376, 6144}; - -/** Vector of 32 '1' in int8 for application with AVX2 */ -static const int8_t ones256_epi8[32] __attribute__ ((aligned(32))) = {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}; -/** Vector of 32 '0' in int8 for application with AVX2 */ -static const int8_t zeros256_epi8[32] __attribute__ ((aligned(32))) = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; -/** Vector of 32 '127' in int8 for application with AVX2 */ -static const int8_t maxLLR256_epi8[32] __attribute__ ((aligned(32))) = {127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127}; #endif diff --git a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_init_mem.h b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_init_mem.h index 077dda036d..83d0b8700a 100644 --- a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_init_mem.h +++ b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_init_mem.h @@ -24,7 +24,7 @@ * \author Sebastian Wagner (TCL Communications) Email: * \date 07-12-2018 * \version 1.0 - * \note + * \note * \warning */ @@ -32,8 +32,9 @@ #define __NR_LDPC_DECODER_LYC__NR_LDPC_INIT_MEM__H__ #include -#include "nrLDPC_defs.h" -#include "nrLDPC_types.h" +#include "PHY/CODING/nrLDPC_decoder/nrLDPC_types.h" +#include "PHY/CODING/nrLDPC_decoder/nrLDPCdecoder_defs.h" +#include "PHY/CODING/nrLDPC_decoder/nrLDPC_init_mem.h" #ifndef malloc32_clear /** @@ -41,12 +42,12 @@ \param size Input size in bytes \return Pointer to memory */ -static inline void* malloc32_clear(size_t size) -{ - void* ptr = (void*) memalign(32, size+32); - memset(ptr, 0, size); - return ptr; -} +// static inline void* malloc32_clear(size_t size) +// { + // void* ptr = (void*) memalign(32, size+32); + // memset(ptr, 0, size); + // return ptr; +// } #endif /** @@ -55,32 +56,32 @@ static inline void* malloc32_clear(size_t size) \param p_lut Pointer to decoder LUTs \return Number of LLR values */ -static inline t_nrLDPC_procBuf* nrLDPC_init_mem(void) -{ - t_nrLDPC_procBuf* p_procBuf = (t_nrLDPC_procBuf*) malloc32_clear(sizeof(t_nrLDPC_procBuf)); +// static inline t_nrLDPC_procBuf* nrLDPC_init_mem(void) +// { + // t_nrLDPC_procBuf* p_procBuf = (t_nrLDPC_procBuf*) malloc32_clear(sizeof(t_nrLDPC_procBuf)); - if (p_procBuf) - { - p_procBuf->cnProcBuf = (int8_t*) malloc32_clear(NR_LDPC_SIZE_CN_PROC_BUF*sizeof(int8_t)); - p_procBuf->cnProcBufRes = (int8_t*) malloc32_clear(NR_LDPC_SIZE_CN_PROC_BUF*sizeof(int8_t)); - p_procBuf->bnProcBuf = (int8_t*) malloc32_clear(NR_LDPC_SIZE_BN_PROC_BUF*sizeof(int8_t)); - p_procBuf->bnProcBufRes = (int8_t*) malloc32_clear(NR_LDPC_SIZE_BN_PROC_BUF*sizeof(int8_t)); - p_procBuf->llrRes = (int8_t*) malloc32_clear(NR_LDPC_MAX_NUM_LLR *sizeof(int8_t)); - p_procBuf->llrProcBuf = (int8_t*) malloc32_clear(NR_LDPC_MAX_NUM_LLR *sizeof(int8_t)); - } + // if (p_procBuf) + // { + // p_procBuf->cnProcBuf = (int8_t*) malloc32_clear(NR_LDPC_SIZE_CN_PROC_BUF*sizeof(int8_t)); + // p_procBuf->cnProcBufRes = (int8_t*) malloc32_clear(NR_LDPC_SIZE_CN_PROC_BUF*sizeof(int8_t)); + // p_procBuf->bnProcBuf = (int8_t*) malloc32_clear(NR_LDPC_SIZE_BN_PROC_BUF*sizeof(int8_t)); + // p_procBuf->bnProcBufRes = (int8_t*) malloc32_clear(NR_LDPC_SIZE_BN_PROC_BUF*sizeof(int8_t)); + // p_procBuf->llrRes = (int8_t*) malloc32_clear(NR_LDPC_MAX_NUM_LLR *sizeof(int8_t)); + // p_procBuf->llrProcBuf = (int8_t*) malloc32_clear(NR_LDPC_MAX_NUM_LLR *sizeof(int8_t)); + // } - return(p_procBuf); -} + // return(p_procBuf); +// } -static inline void nrLDPC_free_mem(t_nrLDPC_procBuf* p_procBuf) -{ - free(p_procBuf->cnProcBuf); - free(p_procBuf->cnProcBufRes); - free(p_procBuf->bnProcBuf); - free(p_procBuf->bnProcBufRes); - free(p_procBuf->llrRes); - free(p_procBuf->llrProcBuf); +// static inline void nrLDPC_free_mem(t_nrLDPC_procBuf* p_procBuf) +// { + // free(p_procBuf->cnProcBuf); + // free(p_procBuf->cnProcBufRes); + // free(p_procBuf->bnProcBuf); + // free(p_procBuf->bnProcBufRes); + // free(p_procBuf->llrRes); + // free(p_procBuf->llrProcBuf); - free(p_procBuf); -} + // free(p_procBuf); +// } #endif diff --git a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h index 753cc73928..7c3e3ba823 100644 --- a/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h +++ b/openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h @@ -31,76 +31,5 @@ #ifndef __NR_LDPC_DECODER_LYC__NR_LDPC_TYPES__H__ #define __NR_LDPC_DECODER_LYC__NR_LDPC_TYPES__H__ -#include "PHY/TOOLS/time_meas.h" -#include "nrLDPC_defs.h" - -// ============================================================================== -// TYPES - -/** - Structure containing the pointers to the LUTs. - */ -typedef struct nrLDPC_lut { - const uint32_t* startAddrCnGroups; /**< Start addresses for CN groups in CN processing buffer */ - const uint8_t* numCnInCnGroups; /**< Number of CNs in every CN group */ - const uint8_t* numBnInBnGroups; /**< Number of CNs in every BN group */ - const uint32_t* startAddrBnGroups; /**< Start addresses for BN groups in BN processing buffer */ - const uint16_t* startAddrBnGroupsLlr; /**< Start addresses for BN groups in LLR processing buffer */ - const uint16_t** circShift[NR_LDPC_NUM_CN_GROUPS_BG1]; /**< LUT for circular shift values for all CN groups and Zs */ - const uint32_t** startAddrBnProcBuf[NR_LDPC_NUM_CN_GROUPS_BG1]; /**< LUT of start addresses of CN groups in BN proc buffer */ - const uint8_t** bnPosBnProcBuf[NR_LDPC_NUM_CN_GROUPS_BG1]; /**< LUT of BN positions in BG for CN groups */ - const uint16_t* llr2llrProcBufAddr; /**< LUT for transferring input LLRs to LLR processing buffer */ - const uint8_t* llr2llrProcBufBnPos; /**< LUT BN position in BG */ - const uint8_t** posBnInCnProcBuf[NR_LDPC_NUM_CN_GROUPS_BG1]; /**< LUT for llr2cnProcBuf */ -} t_nrLDPC_lut; - -/** - Enum with possible LDPC output formats. - */ -typedef enum nrLDPC_outMode { - nrLDPC_outMode_BIT, /**< 32 bits per uint32_t output */ - nrLDPC_outMode_BITINT8, /**< 1 bit per int8_t output */ - nrLDPC_outMode_LLRINT8 /**< Single LLR value per int8_t output */ -} e_nrLDPC_outMode; - -/** - Structure containing LDPC decoder parameters. - */ -typedef struct nrLDPC_dec_params { - uint8_t BG; /**< Base graph */ - uint16_t Z; /**< Lifting size */ - uint8_t R; /**< Decoding rate: Format 15,13,... for code rates 1/5, 1/3,... */ - uint8_t numMaxIter; /**< Maximum number of iterations */ - e_nrLDPC_outMode outMode; /**< Output format */ -} t_nrLDPC_dec_params; - -/** - Structure containing LDPC decoder processing time statistics. - */ -typedef struct nrLDPC_time_stats { - time_stats_t llr2llrProcBuf; /**< Statistics for function llr2llrProcBuf */ - time_stats_t llr2CnProcBuf; /**< Statistics for function llr2CnProcBuf */ - time_stats_t cnProc; /**< Statistics for function cnProc */ - time_stats_t cnProcPc; /**< Statistics for function cnProcPc */ - time_stats_t bnProcPc; /**< Statistics for function bnProcPc */ - time_stats_t bnProc; /**< Statistics for function bnProc */ - time_stats_t cn2bnProcBuf; /**< Statistics for function cn2bnProcBuf */ - time_stats_t bn2cnProcBuf; /**< Statistics for function bn2cnProcBuf */ - time_stats_t llrRes2llrOut; /**< Statistics for function llrRes2llrOut */ - time_stats_t llr2bit; /**< Statistics for function llr2bit */ - time_stats_t total; /**< Statistics for total processing time */ -} t_nrLDPC_time_stats; - -/** - Structure containing the processing buffers - */ -typedef struct nrLDPC_procBuf { - int8_t* cnProcBuf; /**< CN processing buffer */ - int8_t* cnProcBufRes; /**< Buffer for CN processing results */ - int8_t* bnProcBuf; /**< BN processing buffer */ - int8_t* bnProcBufRes; /**< Buffer for BN processing results */ - int8_t* llrRes; /**< Buffer for LLR results */ - int8_t* llrProcBuf; /**< LLR processing buffer */ -} t_nrLDPC_procBuf; #endif