r_bsp_cmn.c

00001 /*******************************************************************************
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00012 * ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
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00021 * Copyright (C) 2015 Renesas Electronics Corporation. All rights reserved.
00022 *******************************************************************************/
00023 
00024 #include <stdio.h>
00025 #include "dma_if.h"
00026 
00027 
00028 static bool_t dma_init_end = false;
00029 static dma_drv_init_t dma_init_param;
00030 void userdef_dma_error_callback(union sigval signo);
00031 static AIOCB dma_err_aio;
00032 
00033 int32_t R_BSP_CMN_Init(void) {
00034     int32_t retval = ESUCCESS;
00035 
00036     if (dma_init_end == false) {
00037         dma_init_end = true;
00038         /***********************************************************************/
00039         /* Initialise DMA */
00040         /***********************************************************************/
00041 
00042         dma_init_param.channel[DMA_CH_0] = true;
00043         dma_init_param.channel[DMA_CH_1] = true;
00044         dma_init_param.channel[DMA_CH_2] = true;
00045         dma_init_param.channel[DMA_CH_3] = true;
00046         dma_init_param.channel[DMA_CH_4] = true;
00047         dma_init_param.channel[DMA_CH_5] = true;
00048         dma_init_param.channel[DMA_CH_6] = true;
00049         dma_init_param.channel[DMA_CH_7] = true;
00050         dma_init_param.channel[DMA_CH_8] = true;
00051         dma_init_param.channel[DMA_CH_9] = true;
00052         dma_init_param.channel[DMA_CH_10] = true;
00053         dma_init_param.channel[DMA_CH_11] = true;
00054         dma_init_param.channel[DMA_CH_12] = true;
00055         dma_init_param.channel[DMA_CH_13] = true;
00056         dma_init_param.channel[DMA_CH_14] = true;
00057         dma_init_param.channel[DMA_CH_15] = true;
00058 
00059         dma_err_aio.aio_sigevent.sigev_notify = SIGEV_THREAD;
00060         dma_err_aio.aio_sigevent.sigev_notify_function = &userdef_dma_error_callback;
00061         dma_init_param.p_aio = &dma_err_aio;
00062 
00063         retval = R_DMA_Init(&dma_init_param, NULL);
00064         if (retval != ESUCCESS) {
00065             dma_init_end = false;
00066         }
00067     }
00068 
00069     return retval;
00070 }
00071 
00072 /**************************************************************************//**
00073 * Function Name: userdef_dma_error_callback
00074 * @brief         DMA driver : error callback function
00075 *
00076 *                Description:<br>
00077 *                DMA error interrupt callback function
00078 * @param[in]     signo.sival_int : bitmap of error channel(bit0=ch0)
00079 * @retval        none
00080 ******************************************************************************/
00081 void userdef_dma_error_callback(union sigval signo) {
00082     printf("DMAERR MAP:0x%02x\n", signo.sival_int);
00083 }
00084