tmk_core/tool/mbed/mbed-sdk/libraries/USBDevice/USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/usb0/inc/usb0_function_dmacdrv.h

   1 /*******************************************************************************
   2 * DISCLAIMER
   3 * This software is supplied by Renesas Electronics Corporation and is only
   4 * intended for use with Renesas products. No other uses are authorized. This
   5 * software is owned by Renesas Electronics Corporation and is protected under
   6 * all applicable laws, including copyright laws.
   7 * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
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   9 * LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
  10 * AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
  11 * TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
  12 * ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
  13 * FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
  14 * ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
  15 * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
  16 * Renesas reserves the right, without notice, to make changes to this software
  17 * and to discontinue the availability of this software. By using this software,
  18 * you agree to the additional terms and conditions found by accessing the
  19 * following link:
  20 * http://www.renesas.com/disclaimer
  21 * Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
  22 *******************************************************************************/
  23 /*******************************************************************************
  24 * File Name    : usb0_function_dmacdrv.h
  25 * $Rev: 1116 $
  26 * $Date:: 2014-07-09 16:29:19 +0900#$
  27 * Description  : RZ/A1H R7S72100 USB Sample Program
  28 *******************************************************************************/
  29 #ifndef USB0_FUNCTION_DMACDRV_H
  30 #define USB0_FUNCTION_DMACDRV_H
  31
  32
  33 /*******************************************************************************
  34 Includes   <System Includes> , "Project Includes"
  35 *******************************************************************************/
  36
  37
  38 #ifdef __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 /*******************************************************************************
  43 Typedef definitions
  44 *******************************************************************************/
  45 typedef struct dmac_transinfo
  46 {
  47     uint32_t src_addr;      /* Transfer source address                */
  48     uint32_t dst_addr;      /* Transfer destination address           */
  49     uint32_t count;         /* Transfer byte count                    */
  50     uint32_t src_size;      /* Transfer source data size              */
  51     uint32_t dst_size;      /* Transfer destination data size         */
  52     uint32_t saddr_dir;     /* Transfer source address direction      */
  53     uint32_t daddr_dir;     /* Transfer destination address direction */
  54 } dmac_transinfo_t;
  55
  56
  57 /*******************************************************************************
  58 Macro definitions
  59 *******************************************************************************/
  60 /* ==== Transfer specification of the sample program ==== */
  61 #define DMAC_SAMPLE_SINGLE          (0)     /* Single transfer                   */
  62 #define DMAC_SAMPLE_CONTINUATION    (1)     /* Continuous transfer (use REN bit) */
  63
  64 /* ==== DMA modes ==== */
  65 #define DMAC_MODE_REGISTER          (0)     /* Register mode */
  66 #define DMAC_MODE_LINK              (1)     /* Link mode     */
  67
  68 /* ==== Transfer requests ==== */
  69 #define DMAC_REQ_MODE_EXT           (0)     /* External request                   */
  70 #define DMAC_REQ_MODE_PERI          (1)     /* On-chip peripheral module request  */
  71 #define DMAC_REQ_MODE_SOFT          (2)     /* Auto-request (request by software) */
  72
  73 /* ==== DMAC transfer sizes ==== */
  74 #define DMAC_TRANS_SIZE_8           (0)     /* 8 bits    */
  75 #define DMAC_TRANS_SIZE_16          (1)     /* 16 bits   */
  76 #define DMAC_TRANS_SIZE_32          (2)     /* 32 bits   */
  77 #define DMAC_TRANS_SIZE_64          (3)     /* 64 bits   */
  78 #define DMAC_TRANS_SIZE_128         (4)     /* 128 bits  */
  79 #define DMAC_TRANS_SIZE_256         (5)     /* 256 bits  */
  80 #define DMAC_TRANS_SIZE_512         (6)     /* 512 bits  */
  81 #define DMAC_TRANS_SIZE_1024        (7)     /* 1024 bits */
  82
  83 /* ==== Address increment for transferring ==== */
  84 #define DMAC_TRANS_ADR_NO_INC       (1)     /* Not increment */
  85 #define DMAC_TRANS_ADR_INC          (0)     /* Increment     */
  86
  87 /* ==== Method for detecting DMA request ==== */
  88 #define DMAC_REQ_DET_FALL           (0)     /* Falling edge detection */
  89 #define DMAC_REQ_DET_RISE           (1)     /* Rising edge detection  */
  90 #define DMAC_REQ_DET_LOW            (2)     /* Low level detection    */
  91 #define DMAC_REQ_DET_HIGH           (3)     /* High level detection   */
  92
  93 /* ==== Request Direction ==== */
  94 #define DMAC_REQ_DIR_SRC            (0)     /* DMAREQ is the source/ DMAACK is active when reading      */
  95 #define DMAC_REQ_DIR_DST            (1)     /* DMAREQ is the destination/ DMAACK is active when writing */
  96
  97 /* ==== Descriptors ==== */
  98 #define DMAC_DESC_HEADER            (0)     /* Header              */
  99 #define DMAC_DESC_SRC_ADDR          (1)     /* Source Address      */
 100 #define DMAC_DESC_DST_ADDR          (2)     /* Destination Address */
 101 #define DMAC_DESC_COUNT             (3)     /* Transaction Byte    */
 102 #define DMAC_DESC_CHCFG             (4)     /* Channel Confg       */
 103 #define DMAC_DESC_CHITVL            (5)     /* Channel Interval    */
 104 #define DMAC_DESC_CHEXT             (6)     /* Channel Extension   */
 105 #define DMAC_DESC_LINK_ADDR         (7)     /* Link Address        */
 106
 107 /* ==== On-chip peripheral module requests ===== */
 108 typedef enum dmac_request_factor
 109 {
 110     DMAC_REQ_USB0_DMA0_TX,      /* USB_0 channel 0 transmit FIFO empty            */
 111     DMAC_REQ_USB0_DMA0_RX,      /* USB_0 channel 0 receive FIFO full              */
 112     DMAC_REQ_USB0_DMA1_TX,      /* USB_0 channel 1 transmit FIFO empty            */
 113     DMAC_REQ_USB0_DMA1_RX,      /* USB_0 channel 1 receive FIFO full              */
 114     DMAC_REQ_USB1_DMA0_TX,      /* USB_1 channel 0 transmit FIFO empty            */
 115     DMAC_REQ_USB1_DMA0_RX,      /* USB_1 channel 0 receive FIFO full              */
 116     DMAC_REQ_USB1_DMA1_TX,      /* USB_1 channel 1 transmit FIFO empty            */
 117     DMAC_REQ_USB1_DMA1_RX,      /* USB_1 channel 1 receive FIFO full              */
 118 } dmac_request_factor_t;
 119
 120
 121 /*******************************************************************************
 122 Exported global variables and functions (to be accessed by other files)
 123 *******************************************************************************/
 124 void usb0_function_DMAC1_PeriReqInit(const dmac_transinfo_t *trans_info, uint32_t dmamode, uint32_t continuation,
 125                                         uint32_t request_factor, uint32_t req_direction);
 126 int32_t usb0_function_DMAC1_Open(uint32_t req);
 127 void usb0_function_DMAC1_Close(uint32_t *remain);
 128 void usb0_function_DMAC1_Load_Set(uint32_t src_addr, uint32_t dst_addr, uint32_t count);
 129
 130 void usb0_function_DMAC2_PeriReqInit(const dmac_transinfo_t *trans_info, uint32_t dmamode, uint32_t continuation,
 131                                         uint32_t request_factor, uint32_t req_direction);
 132 int32_t usb0_function_DMAC2_Open(uint32_t req);
 133 void usb0_function_DMAC2_Close(uint32_t *remain);
 134 void usb0_function_DMAC2_Load_Set(uint32_t src_addr, uint32_t dst_addr, uint32_t count);
 135
 136 #ifdef __cplusplus
 137 }
 138 #endif
 139
 140 #endif /* USB0_FUNCTION_DMACDRV_H */
 141
 142 /* End of File */