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Commit f4274b2b authored by Raphael Defosseux's avatar Raphael Defosseux
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Merge remote-tracking branch 'origin/NCTU_GPU_ldpctest' into develop_integration_2020_w24

parents 128aa797 c68c6153
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openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.cu
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...@@ -12,8 +12,8 @@ ...@@ -12,8 +12,8 @@
#include <unistd.h> #include <unistd.h>
#include <cuda_runtime.h> #include <cuda_runtime.h>
#include <cuda.h> #include <cuda.h>
#include "PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h" #include "PHY/CODING/nrLDPC_decoder/nrLDPC_types.h"
#include "PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h" #include "PHY/CODING/nrLDPC_decoder/nrLDPCdecoder_defs.h"
#include "bgs/BG1_I0" #include "bgs/BG1_I0"
#include "bgs/BG1_I1" #include "bgs/BG1_I1"
......
openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.h
View file @ f4274b2b
#ifndef __NR_LDPC_DECODER_LYC__H__ #ifndef __NR_LDPC_DECODER_LYC__H__
#define __NR_LDPC_DECODER_LYC__H__ #define __NR_LDPC_DECODER_LYC__H__
#include "nrLDPC_types.h"
#include "nrLDPC_init_mem.h"
/*! \file PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.h /*! \file PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_decoder_LYC.h
* \brief LDPC cuda support BG1 all length * \brief LDPC cuda support BG1 all length
......
openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_defs.h deleted 100644 → 0
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This diff is collapsed.
openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_init_mem.h deleted 100644 → 0
View file @ 128aa797
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*!\file nrLDPC_init_mem.h
* \brief Defines the function to initialize the LDPC decoder and sets correct LUTs.
* \author Sebastian Wagner (TCL Communications) Email: <mailto:sebastian.wagner@tcl.com>
* \date 07-12-2018
* \version 1.0
* \note
* \warning
*/
#ifndef __NR_LDPC_DECODER_LYC__NR_LDPC_INIT_MEM__H__
#define __NR_LDPC_DECODER_LYC__NR_LDPC_INIT_MEM__H__
#include <stdlib.h>
#include "nrLDPC_defs.h"
#include "nrLDPC_types.h"
#ifndef malloc32_clear
/**
\brief Allocates 32 byte aligned memory and initializes to zero
\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;
}
#endif
/**
\brief Allocates and initializes the internal decoder processing buffers
\param p_decParams Pointer to decoder parameters
\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));
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);
}
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);
}
#endif
openair1/PHY/CODING/nrLDPC_decoder_LYC/nrLDPC_types.h deleted 100644 → 0
View file @ 128aa797
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*!\file nrLDPC_types.h
* \brief Defines all types for the LDPC decoder
* \author Sebastian Wagner (TCL Communications) Email: <mailto:sebastian.wagner@tcl.com>
* \date 27-03-2018
* \version 1.0
* \note
* \warning
*/
#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
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