turbo decoder gpu

openair1/PHY/CUDA/LTE_TRANSPORT/turbo_parm.h

+/*! \file PHY\CUDA/LTE_TRANSPORT/turbo_parm.h
+* \brief turbo decoder using gpu 
+* \author TerngYin Hsu, JianYa Chu
+* \date 2018
+* \version 0.1
+* \company ISIP LAB/NCTU CS
+* \email: tyhsu@cs.nctu.edu.tw
+* \note
+* \warning  
+*/
+
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<cuda_runtime.h>
+typedef float llr_t;
+typedef struct
+{
+	llr_t *sys_d;
+	llr_t *sys1_d;
+	llr_t *sys2_d;
+	llr_t *ypar1_d;
+    llr_t *ypar2_d;
+	llr_t *ext_d;
+	llr_t *ext2_d;
+	llr_t *alpha_d;
+	int *decode_tmp;
+	llr_t *decode_ext2;
+	llr_t *alpha_pre_1;
+	llr_t *alpha_pre_2;
+	llr_t *beta_pre_1;
+	llr_t *beta_pre_2;
+	unsigned char *decode_h;
+	unsigned char *decode_d;
+}turbo_parm_s;
+
+typedef struct 
+{
+	// for excution time
+	cudaEvent_t e_start; 
+	cudaEvent_t e_stop;
+	float e_time;
+	// for fetch time
+	cudaEvent_t f_start, f_stop;
+	float f_time;
+	// for memcpy
+	cudaEvent_t m_start, m_stop;
+	float m_time;
+	// for turbo kernel excution time
+	cudaEvent_t t_start, t_stop;
+	float t_time;
+	// for decode excution time
+	cudaEvent_t d_start, d_stop;
+	float d_time;
+	// for crc check
+	cudaEvent_t s_check[3];
+	// for algorithm & decode stream
+	cudaStream_t stream[2];
+
+
+}cuda_parm_s;
+
+turbo_parm_s* turbo_parm;
+cuda_parm_s cuda_parm; 
\ No newline at end of file

openair1/PHY/CUDA/LTE_TRANSPORT/turbo_rx_gpu.h

+/*! \file PHY\CUDA/LTE_TRANSPORT/turbo_rx_gpu.h
+* \brief turbo decoder using gpu 
+* \author TerngYin Hsu, JianYa Chu
+* \date 2018
+* \version 0.1
+* \company ISIP LAB/NCTU CS  
+* \email: tyhsu@cs.nctu.edu.tw
+* \note
+* \warning
+*/
+
+
+#ifndef __TURBO_RX_GPU__H__
+#define __TURBO_RX_GPU__H__
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#define CRC24_A 0
+#define CRC24_B 1
+#define CRC16 2
+#define CRC8 3
+
+typedef char Binary;
+typedef float llr_t;
+typedef short channel_t;
+
+#ifdef __cplusplus
+extern "C"
+#endif
+unsigned char phy_threegpplte_turbo_decoder_gpu(short **y,
+        unsigned char **decoded_bytes,
+		unsigned int codeword_num,
+        unsigned short n,
+        unsigned short f1,
+        unsigned short f2,
+        unsigned char max_iterations,
+        unsigned char crc_type,
+        unsigned char* f_tmp,
+		unsigned char* ret);
+
+#ifdef __cplusplus
+extern "C"
+#endif
+void free_ptr(void);
+
+#ifdef __cplusplus
+extern "C"
+#endif
+void init_alloc(void);
+
+#endif