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/*******************************************************************************
* DISCLAIMER
* This software is supplied by Renesas Electronics Corporation and is only
* intended for use with Renesas products. No other uses are authorized. This
* software is owned by Renesas Electronics Corporation and is protected under
* all applicable laws, including copyright laws.
* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* Renesas reserves the right, without notice, to make changes to this software
* and to discontinue the availability of this software. By using this software,
* you agree to the additional terms and conditions found by accessing the
* following link:
* http://www.renesas.com/disclaimer
* Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
*******************************************************************************/
/*******************************************************************************
* File Name : usb1_function_dmacdrv.h
* $Rev: 1116 $
* $Date:: 2014-07-09 16:29:19 +0900#$
* Description : RZ/A1H R7S72100 USB Sample Program
*******************************************************************************/
#ifndef USB1_FUNCTION_DMACDRV_H
#define USB1_FUNCTION_DMACDRV_H
/*******************************************************************************
Includes <System Includes> , "Project Includes"
*******************************************************************************/
#ifdef __cplusplus
extern "C" {
#endif
/*******************************************************************************
Typedef definitions
*******************************************************************************/
typedef struct dmac_transinfo
{
uint32_t src_addr; /* Transfer source address */
uint32_t dst_addr; /* Transfer destination address */
uint32_t count; /* Transfer byte count */
uint32_t src_size; /* Transfer source data size */
uint32_t dst_size; /* Transfer destination data size */
uint32_t saddr_dir; /* Transfer source address direction */
uint32_t daddr_dir; /* Transfer destination address direction */
} dmac_transinfo_t;
/*******************************************************************************
Macro definitions
*******************************************************************************/
/* ==== Transfer specification of the sample program ==== */
#define DMAC_SAMPLE_SINGLE (0) /* Single transfer */
#define DMAC_SAMPLE_CONTINUATION (1) /* Continuous transfer (use REN bit) */
/* ==== DMA modes ==== */
#define DMAC_MODE_REGISTER (0) /* Register mode */
#define DMAC_MODE_LINK (1) /* Link mode */
/* ==== Transfer requests ==== */
#define DMAC_REQ_MODE_EXT (0) /* External request */
#define DMAC_REQ_MODE_PERI (1) /* On-chip peripheral module request */
#define DMAC_REQ_MODE_SOFT (2) /* Auto-request (request by software) */
/* ==== DMAC transfer sizes ==== */
#define DMAC_TRANS_SIZE_8 (0) /* 8 bits */
#define DMAC_TRANS_SIZE_16 (1) /* 16 bits */
#define DMAC_TRANS_SIZE_32 (2) /* 32 bits */
#define DMAC_TRANS_SIZE_64 (3) /* 64 bits */
#define DMAC_TRANS_SIZE_128 (4) /* 128 bits */
#define DMAC_TRANS_SIZE_256 (5) /* 256 bits */
#define DMAC_TRANS_SIZE_512 (6) /* 512 bits */
#define DMAC_TRANS_SIZE_1024 (7) /* 1024 bits */
/* ==== Address increment for transferring ==== */
#define DMAC_TRANS_ADR_NO_INC (1) /* Not increment */
#define DMAC_TRANS_ADR_INC (0) /* Increment */
/* ==== Method for detecting DMA request ==== */
#define DMAC_REQ_DET_FALL (0) /* Falling edge detection */
#define DMAC_REQ_DET_RISE (1) /* Rising edge detection */
#define DMAC_REQ_DET_LOW (2) /* Low level detection */
#define DMAC_REQ_DET_HIGH (3) /* High level detection */
/* ==== Request Direction ==== */
#define DMAC_REQ_DIR_SRC (0) /* DMAREQ is the source/ DMAACK is active when reading */
#define DMAC_REQ_DIR_DST (1) /* DMAREQ is the destination/ DMAACK is active when writing */
/* ==== Descriptors ==== */
#define DMAC_DESC_HEADER (0) /* Header */
#define DMAC_DESC_SRC_ADDR (1) /* Source Address */
#define DMAC_DESC_DST_ADDR (2) /* Destination Address */
#define DMAC_DESC_COUNT (3) /* Transaction Byte */
#define DMAC_DESC_CHCFG (4) /* Channel Confg */
#define DMAC_DESC_CHITVL (5) /* Channel Interval */
#define DMAC_DESC_CHEXT (6) /* Channel Extension */
#define DMAC_DESC_LINK_ADDR (7) /* Link Address */
/* ==== On-chip peripheral module requests ===== */
typedef enum dmac_request_factor
{
DMAC_REQ_USB0_DMA0_TX, /* USB_0 channel 0 transmit FIFO empty */
DMAC_REQ_USB0_DMA0_RX, /* USB_0 channel 0 receive FIFO full */
DMAC_REQ_USB0_DMA1_TX, /* USB_0 channel 1 transmit FIFO empty */
DMAC_REQ_USB0_DMA1_RX, /* USB_0 channel 1 receive FIFO full */
DMAC_REQ_USB1_DMA0_TX, /* USB_1 channel 0 transmit FIFO empty */
DMAC_REQ_USB1_DMA0_RX, /* USB_1 channel 0 receive FIFO full */
DMAC_REQ_USB1_DMA1_TX, /* USB_1 channel 1 transmit FIFO empty */
DMAC_REQ_USB1_DMA1_RX, /* USB_1 channel 1 receive FIFO full */
} dmac_request_factor_t;
/*******************************************************************************
Exported global variables and functions (to be accessed by other files)
*******************************************************************************/
void usb1_function_DMAC3_PeriReqInit(const dmac_transinfo_t *trans_info, uint32_t dmamode, uint32_t continuation,
uint32_t request_factor, uint32_t req_direction);
int32_t usb1_function_DMAC3_Open(uint32_t req);
void usb1_function_DMAC3_Close(uint32_t *remain);
void usb1_function_DMAC3_Load_Set(uint32_t src_addr, uint32_t dst_addr, uint32_t count);
void usb1_function_DMAC4_PeriReqInit(const dmac_transinfo_t *trans_info, uint32_t dmamode, uint32_t continuation,
uint32_t request_factor, uint32_t req_direction);
int32_t usb1_function_DMAC4_Open(uint32_t req);
void usb1_function_DMAC4_Close(uint32_t *remain);
void usb1_function_DMAC4_Load_Set(uint32_t src_addr, uint32_t dst_addr, uint32_t count);
#ifdef __cplusplus
}
#endif
#endif /* USB1_FUNCTION_DMACDRV_H */
/* End of File */
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