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rt-thread/bsp/at32/libraries/f415/firmware/drivers/inc/at32f415_dma.h

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/**
**************************************************************************
* @file at32f415_dma.h
* @version v2.0.4
* @date 2022-04-02
* @brief at32f415 dma header file
**************************************************************************
* Copyright notice & Disclaimer
*
* The software Board Support Package (BSP) that is made available to
* download from Artery official website is the copyrighted work of Artery.
* Artery authorizes customers to use, copy, and distribute the BSP
* software and its related documentation for the purpose of design and
* development in conjunction with Artery microcontrollers. Use of the
* software is governed by this copyright notice and the following disclaimer.
*
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
*
**************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __AT32F415_DMA_H
#define __AT32F415_DMA_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "at32f415.h"
/** @addtogroup AT32F415_periph_driver
* @{
*/
/** @addtogroup DMA
* @{
*/
/** @defgroup DMA_interrupts_definition
* @brief dma interrupt
* @{
*/
#define DMA_FDT_INT ((uint32_t)0x00000002) /*!< dma full data transfer interrupt */
#define DMA_HDT_INT ((uint32_t)0x00000004) /*!< dma half data transfer interrupt */
#define DMA_DTERR_INT ((uint32_t)0x00000008) /*!< dma errorr interrupt */
/**
* @}
*/
/** @defgroup DMA_flexible_channel
* @{
*/
#define FLEX_CHANNEL1 ((uint8_t)0x01) /*!< dma flexible channel1 */
#define FLEX_CHANNEL2 ((uint8_t)0x02) /*!< dma flexible channel2 */
#define FLEX_CHANNEL3 ((uint8_t)0x03) /*!< dma flexible channel3 */
#define FLEX_CHANNEL4 ((uint8_t)0x04) /*!< dma flexible channel4 */
#define FLEX_CHANNEL5 ((uint8_t)0x05) /*!< dma flexible channel5 */
#define FLEX_CHANNEL6 ((uint8_t)0x06) /*!< dma flexible channel6 */
#define FLEX_CHANNEL7 ((uint8_t)0x07) /*!< dma flexible channel7 */
/**
* @}
*/
/** @defgroup DMA_flags_definition
* @brief dma flag
* @{
*/
#define DMA1_GL1_FLAG ((uint32_t)0x00000001) /*!< dma1 channel1 global flag */
#define DMA1_FDT1_FLAG ((uint32_t)0x00000002) /*!< dma1 channel1 full data transfer flag */
#define DMA1_HDT1_FLAG ((uint32_t)0x00000004) /*!< dma1 channel1 half data transfer flag */
#define DMA1_DTERR1_FLAG ((uint32_t)0x00000008) /*!< dma1 channel1 error flag */
#define DMA1_GL2_FLAG ((uint32_t)0x00000010) /*!< dma1 channel2 global flag */
#define DMA1_FDT2_FLAG ((uint32_t)0x00000020) /*!< dma1 channel2 full data transfer flag */
#define DMA1_HDT2_FLAG ((uint32_t)0x00000040) /*!< dma1 channel2 half data transfer flag */
#define DMA1_DTERR2_FLAG ((uint32_t)0x00000080) /*!< dma1 channel2 error flag */
#define DMA1_GL3_FLAG ((uint32_t)0x00000100) /*!< dma1 channel3 global flag */
#define DMA1_FDT3_FLAG ((uint32_t)0x00000200) /*!< dma1 channel3 full data transfer flag */
#define DMA1_HDT3_FLAG ((uint32_t)0x00000400) /*!< dma1 channel3 half data transfer flag */
#define DMA1_DTERR3_FLAG ((uint32_t)0x00000800) /*!< dma1 channel3 error flag */
#define DMA1_GL4_FLAG ((uint32_t)0x00001000) /*!< dma1 channel4 global flag */
#define DMA1_FDT4_FLAG ((uint32_t)0x00002000) /*!< dma1 channel4 full data transfer flag */
#define DMA1_HDT4_FLAG ((uint32_t)0x00004000) /*!< dma1 channel4 half data transfer flag */
#define DMA1_DTERR4_FLAG ((uint32_t)0x00008000) /*!< dma1 channel4 error flag */
#define DMA1_GL5_FLAG ((uint32_t)0x00010000) /*!< dma1 channel5 global flag */
#define DMA1_FDT5_FLAG ((uint32_t)0x00020000) /*!< dma1 channel5 full data transfer flag */
#define DMA1_HDT5_FLAG ((uint32_t)0x00040000) /*!< dma1 channel5 half data transfer flag */
#define DMA1_DTERR5_FLAG ((uint32_t)0x00080000) /*!< dma1 channel5 error flag */
#define DMA1_GL6_FLAG ((uint32_t)0x00100000) /*!< dma1 channel6 global flag */
#define DMA1_FDT6_FLAG ((uint32_t)0x00200000) /*!< dma1 channel6 full data transfer flag */
#define DMA1_HDT6_FLAG ((uint32_t)0x00400000) /*!< dma1 channel6 half data transfer flag */
#define DMA1_DTERR6_FLAG ((uint32_t)0x00800000) /*!< dma1 channel6 error flag */
#define DMA1_GL7_FLAG ((uint32_t)0x01000000) /*!< dma1 channel7 global flag */
#define DMA1_FDT7_FLAG ((uint32_t)0x02000000) /*!< dma1 channel7 full data transfer flag */
#define DMA1_HDT7_FLAG ((uint32_t)0x04000000) /*!< dma1 channel7 half data transfer flag */
#define DMA1_DTERR7_FLAG ((uint32_t)0x08000000) /*!< dma1 channel7 error flag */
#define DMA2_GL1_FLAG ((uint32_t)0x10000001) /*!< dma2 channel1 global flag */
#define DMA2_FDT1_FLAG ((uint32_t)0x10000002) /*!< dma2 channel1 full data transfer flag */
#define DMA2_HDT1_FLAG ((uint32_t)0x10000004) /*!< dma2 channel1 half data transfer flag */
#define DMA2_DTERR1_FLAG ((uint32_t)0x10000008) /*!< dma2 channel1 error flag */
#define DMA2_GL2_FLAG ((uint32_t)0x10000010) /*!< dma2 channel2 global flag */
#define DMA2_FDT2_FLAG ((uint32_t)0x10000020) /*!< dma2 channel2 full data transfer flag */
#define DMA2_HDT2_FLAG ((uint32_t)0x10000040) /*!< dma2 channel2 half data transfer flag */
#define DMA2_DTERR2_FLAG ((uint32_t)0x10000080) /*!< dma2 channel2 error flag */
#define DMA2_GL3_FLAG ((uint32_t)0x10000100) /*!< dma2 channel3 global flag */
#define DMA2_FDT3_FLAG ((uint32_t)0x10000200) /*!< dma2 channel3 full data transfer flag */
#define DMA2_HDT3_FLAG ((uint32_t)0x10000400) /*!< dma2 channel3 half data transfer flag */
#define DMA2_DTERR3_FLAG ((uint32_t)0x10000800) /*!< dma2 channel3 error flag */
#define DMA2_GL4_FLAG ((uint32_t)0x10001000) /*!< dma2 channel4 global flag */
#define DMA2_FDT4_FLAG ((uint32_t)0x10002000) /*!< dma2 channel4 full data transfer flag */
#define DMA2_HDT4_FLAG ((uint32_t)0x10004000) /*!< dma2 channel4 half data transfer flag */
#define DMA2_DTERR4_FLAG ((uint32_t)0x10008000) /*!< dma2 channel4 error flag */
#define DMA2_GL5_FLAG ((uint32_t)0x10010000) /*!< dma2 channel5 global flag */
#define DMA2_FDT5_FLAG ((uint32_t)0x10020000) /*!< dma2 channel5 full data transfer flag */
#define DMA2_HDT5_FLAG ((uint32_t)0x10040000) /*!< dma2 channel5 half data transfer flag */
#define DMA2_DTERR5_FLAG ((uint32_t)0x10080000) /*!< dma2 channel5 error flag */
#define DMA2_GL6_FLAG ((uint32_t)0x10100000) /*!< dma2 channel6 global flag */
#define DMA2_FDT6_FLAG ((uint32_t)0x10200000) /*!< dma2 channel6 full data transfer flag */
#define DMA2_HDT6_FLAG ((uint32_t)0x10400000) /*!< dma2 channel6 half data transfer flag */
#define DMA2_DTERR6_FLAG ((uint32_t)0x10800000) /*!< dma2 channel6 error flag */
#define DMA2_GL7_FLAG ((uint32_t)0x11000000) /*!< dma2 channel7 global flag */
#define DMA2_FDT7_FLAG ((uint32_t)0x12000000) /*!< dma2 channel7 full data transfer flag */
#define DMA2_HDT7_FLAG ((uint32_t)0x14000000) /*!< dma2 channel7 half data transfer flag */
#define DMA2_DTERR7_FLAG ((uint32_t)0x18000000) /*!< dma2 channel7 error flag */
/**
* @}
*/
/** @defgroup DMA_exported_types
* @{
*/
/**
* @brief dma flexible request type
*/
typedef enum
{
DMA_FLEXIBLE_ADC1 = 0x01, /*!< adc1 flexible request id */
DMA_FLEXIBLE_SPI1_RX = 0x09, /*!< spi1_rx flexible request id */
DMA_FLEXIBLE_SPI1_TX = 0x0A, /*!< spi1_tx flexible request id */
DMA_FLEXIBLE_SPI2_RX = 0x0B, /*!< spi2_rx flexible request id */
DMA_FLEXIBLE_SPI2_TX = 0x0C, /*!< spi2_tx flexible request id */
DMA_FLEXIBLE_UART1_RX = 0x19, /*!< uart1_rx flexible request id */
DMA_FLEXIBLE_UART1_TX = 0x1A, /*!< uart1_tx flexible request id */
DMA_FLEXIBLE_UART2_RX = 0x1B, /*!< uart2_rx flexible request id */
DMA_FLEXIBLE_UART2_TX = 0x1C, /*!< uart2_tx flexible request id */
DMA_FLEXIBLE_UART3_RX = 0x1D, /*!< uart3_rx flexible request id */
DMA_FLEXIBLE_UART3_TX = 0x1E, /*!< uart3_tx flexible request id */
DMA_FLEXIBLE_UART4_RX = 0x1F, /*!< uart4_rx flexible request id */
DMA_FLEXIBLE_UART4_TX = 0x20, /*!< uart4_tx flexible request id */
DMA_FLEXIBLE_UART5_RX = 0x21, /*!< uart5_rx flexible request id */
DMA_FLEXIBLE_UART5_TX = 0x22, /*!< uart5_tx flexible request id */
DMA_FLEXIBLE_I2C1_RX = 0x29, /*!< i2c1_rx flexible request id */
DMA_FLEXIBLE_I2C1_TX = 0x2A, /*!< i2c1_tx flexible request id */
DMA_FLEXIBLE_I2C2_RX = 0x2B, /*!< i2c2_rx flexible request id */
DMA_FLEXIBLE_I2C2_TX = 0x2C, /*!< i2c2_tx flexible request id */
DMA_FLEXIBLE_SDIO1 = 0x31, /*!< sdio1 flexible request id */
DMA_FLEXIBLE_TMR1_TRIG = 0x35, /*!< tmr1_trig flexible request id */
DMA_FLEXIBLE_TMR1_HALL = 0x36, /*!< tmr1_hall flexible request id */
DMA_FLEXIBLE_TMR1_OVERFLOW = 0x37, /*!< tmr1_overflow flexible request id */
DMA_FLEXIBLE_TMR1_CH1 = 0x38, /*!< tmr1_ch1 flexible request id */
DMA_FLEXIBLE_TMR1_CH2 = 0x39, /*!< tmr1_ch2 flexible request id */
DMA_FLEXIBLE_TMR1_CH3 = 0x3A, /*!< tmr1_ch3 flexible request id */
DMA_FLEXIBLE_TMR1_CH4 = 0x3B, /*!< tmr1_ch4 flexible request id */
DMA_FLEXIBLE_TMR2_TRIG = 0x3D, /*!< tmr2_trig flexible request id */
DMA_FLEXIBLE_TMR2_OVERFLOW = 0x3F, /*!< tmr2_overflow flexible request id */
DMA_FLEXIBLE_TMR2_CH1 = 0x40, /*!< tmr2_ch1 flexible request id */
DMA_FLEXIBLE_TMR2_CH2 = 0x41, /*!< tmr2_ch2 flexible request id */
DMA_FLEXIBLE_TMR2_CH3 = 0x42, /*!< tmr2_ch3 flexible request id */
DMA_FLEXIBLE_TMR2_CH4 = 0x43, /*!< tmr2_ch4 flexible request id */
DMA_FLEXIBLE_TMR3_TRIG = 0x45, /*!< tmr3_trig flexible request id */
DMA_FLEXIBLE_TMR3_OVERFLOW = 0x47, /*!< tmr3_overflow flexible request id */
DMA_FLEXIBLE_TMR3_CH1 = 0x48, /*!< tmr3_ch1 flexible request id */
DMA_FLEXIBLE_TMR3_CH2 = 0x49, /*!< tmr3_ch2 flexible request id */
DMA_FLEXIBLE_TMR3_CH3 = 0x4A, /*!< tmr3_ch3 flexible request id */
DMA_FLEXIBLE_TMR3_CH4 = 0x4B, /*!< tmr3_ch4 flexible request id */
DMA_FLEXIBLE_TMR4_TRIG = 0x4D, /*!< tmr4_trig flexible request id */
DMA_FLEXIBLE_TMR4_OVERFLOW = 0x4F, /*!< tmr4_overflow flexible request id */
DMA_FLEXIBLE_TMR4_CH1 = 0x50, /*!< tmr4_ch1 flexible request id */
DMA_FLEXIBLE_TMR4_CH2 = 0x51, /*!< tmr4_ch2 flexible request id */
DMA_FLEXIBLE_TMR4_CH3 = 0x52, /*!< tmr4_ch3 flexible request id */
DMA_FLEXIBLE_TMR4_CH4 = 0x53, /*!< tmr4_ch4 flexible request id */
DMA_FLEXIBLE_TMR5_TRIG = 0x55, /*!< tmr5_trig flexible request id */
DMA_FLEXIBLE_TMR5_OVERFLOW = 0x57, /*!< tmr5_overflow flexible request id */
DMA_FLEXIBLE_TMR5_CH1 = 0x58, /*!< tmr5_ch1 flexible request id */
DMA_FLEXIBLE_TMR5_CH2 = 0x59, /*!< tmr5_ch2 flexible request id */
DMA_FLEXIBLE_TMR5_CH3 = 0x5A, /*!< tmr5_ch3 flexible request id */
DMA_FLEXIBLE_TMR5_CH4 = 0x5B, /*!< tmr5_ch4 flexible request id */
} dma_flexible_request_type;
/**
* @brief dma direction type
*/
typedef enum
{
DMA_DIR_PERIPHERAL_TO_MEMORY = 0x0000, /*!< dma data transfer direction:peripheral to memory */
DMA_DIR_MEMORY_TO_PERIPHERAL = 0x0010, /*!< dma data transfer direction:memory to peripheral */
DMA_DIR_MEMORY_TO_MEMORY = 0x4000 /*!< dma data transfer direction:memory to memory */
} dma_dir_type;
/**
* @brief dma peripheral incremented type
*/
typedef enum
{
DMA_PERIPHERAL_INC_DISABLE = 0x00, /*!< dma peripheral increment mode disable */
DMA_PERIPHERAL_INC_ENABLE = 0x01 /*!< dma peripheral increment mode enable */
} dma_peripheral_inc_type;
/**
* @brief dma memory incremented type
*/
typedef enum
{
DMA_MEMORY_INC_DISABLE = 0x00, /*!< dma memory increment mode disable */
DMA_MEMORY_INC_ENABLE = 0x01 /*!< dma memory increment mode enable */
} dma_memory_inc_type;
/**
* @brief dma peripheral data size type
*/
typedef enum
{
DMA_PERIPHERAL_DATA_WIDTH_BYTE = 0x00, /*!< dma peripheral databus width 8bit */
DMA_PERIPHERAL_DATA_WIDTH_HALFWORD = 0x01, /*!< dma peripheral databus width 16bit */
DMA_PERIPHERAL_DATA_WIDTH_WORD = 0x02 /*!< dma peripheral databus width 32bit */
} dma_peripheral_data_size_type;
/**
* @brief dma memory data size type
*/
typedef enum
{
DMA_MEMORY_DATA_WIDTH_BYTE = 0x00, /*!< dma memory databus width 8bit */
DMA_MEMORY_DATA_WIDTH_HALFWORD = 0x01, /*!< dma memory databus width 16bit */
DMA_MEMORY_DATA_WIDTH_WORD = 0x02 /*!< dma memory databus width 32bit */
} dma_memory_data_size_type;
/**
* @brief dma priority level type
*/
typedef enum
{
DMA_PRIORITY_LOW = 0x00, /*!< dma channel priority: low */
DMA_PRIORITY_MEDIUM = 0x01, /*!< dma channel priority: mediue */
DMA_PRIORITY_HIGH = 0x02, /*!< dma channel priority: high */
DMA_PRIORITY_VERY_HIGH = 0x03 /*!< dma channel priority: very high */
} dma_priority_level_type;
/**
* @brief dma init type
*/
typedef struct
{
uint32_t peripheral_base_addr; /*!< base addrress for peripheral */
uint32_t memory_base_addr; /*!< base addrress for memory */
dma_dir_type direction; /*!< dma transmit direction, peripheral as source or as destnation */
uint16_t buffer_size; /*!< counter to transfer */
confirm_state peripheral_inc_enable; /*!< periphera address increment after one transmit */
confirm_state memory_inc_enable; /*!< memory address increment after one transmit */
dma_peripheral_data_size_type peripheral_data_width; /*!< peripheral data width for transmit */
dma_memory_data_size_type memory_data_width; /*!< memory data width for transmit */
confirm_state loop_mode_enable; /*!< when circular mode enable, buffer size will reload if count to 0 */
dma_priority_level_type priority; /*!< dma priority can choose from very high, high, dedium or low */
} dma_init_type;
/**
* @brief type define dma register
*/
typedef struct
{
/**
* @brief dma sts register, offset:0x00
*/
union
{
__IO uint32_t sts;
struct
{
__IO uint32_t gf1 : 1; /* [0] */
__IO uint32_t fdtf1 : 1; /* [1] */
__IO uint32_t hdtf1 : 1; /* [2] */
__IO uint32_t dterrf1 : 1; /* [3] */
__IO uint32_t gf2 : 1; /* [4] */
__IO uint32_t fdtf2 : 1; /* [5] */
__IO uint32_t hdtf2 : 1; /* [6] */
__IO uint32_t dterrf2 : 1; /* [7] */
__IO uint32_t gf3 : 1; /* [8] */
__IO uint32_t fdtf3 : 1; /* [9] */
__IO uint32_t hdtf3 : 1; /* [10] */
__IO uint32_t dterrf3 : 1; /* [11] */
__IO uint32_t gf4 : 1; /* [12] */
__IO uint32_t fdtf4 : 1; /* [13] */
__IO uint32_t hdtf4 : 1; /* [14] */
__IO uint32_t dterrf4 : 1; /* [15] */
__IO uint32_t gf5 : 1; /* [16] */
__IO uint32_t fdtf5 : 1; /* [17] */
__IO uint32_t hdtf5 : 1; /* [18] */
__IO uint32_t dterrf5 : 1; /* [19] */
__IO uint32_t gf6 : 1; /* [20] */
__IO uint32_t fdtf6 : 1; /* [21] */
__IO uint32_t hdtf6 : 1; /* [22] */
__IO uint32_t dterrf6 : 1; /* [23] */
__IO uint32_t gf7 : 1; /* [24] */
__IO uint32_t fdtf7 : 1; /* [25] */
__IO uint32_t hdtf7 : 1; /* [26] */
__IO uint32_t dterrf7 : 1; /* [27] */
__IO uint32_t reserved1 : 4; /* [31:28] */
} sts_bit;
};
/**
* @brief dma clr register, offset:0x04
*/
union
{
__IO uint32_t clr;
struct
{
__IO uint32_t gfc1 : 1; /* [0] */
__IO uint32_t fdtfc1 : 1; /* [1] */
__IO uint32_t hdtfc1 : 1; /* [2] */
__IO uint32_t dterrfc1 : 1; /* [3] */
__IO uint32_t gfc2 : 1; /* [4] */
__IO uint32_t fdtfc2 : 1; /* [5] */
__IO uint32_t hdtfc2 : 1; /* [6] */
__IO uint32_t dterrfc2 : 1; /* [7] */
__IO uint32_t gfc3 : 1; /* [8] */
__IO uint32_t fdtfc3 : 1; /* [9] */
__IO uint32_t hdtfc3 : 1; /* [10] */
__IO uint32_t dterrfc3 : 1; /* [11] */
__IO uint32_t gfc4 : 1; /* [12] */
__IO uint32_t fdtfc4 : 1; /* [13] */
__IO uint32_t hdtfc4 : 1; /* [14] */
__IO uint32_t dterrfc4 : 1; /* [15] */
__IO uint32_t gfc5 : 1; /* [16] */
__IO uint32_t fdtfc5 : 1; /* [17] */
__IO uint32_t hdtfc5 : 1; /* [18] */
__IO uint32_t dterrfc5 : 1; /* [19] */
__IO uint32_t gfc6 : 1; /* [20] */
__IO uint32_t fdtfc6 : 1; /* [21] */
__IO uint32_t hdtfc6 : 1; /* [22] */
__IO uint32_t dterrfc6 : 1; /* [23] */
__IO uint32_t gfc7 : 1; /* [24] */
__IO uint32_t fdtfc7 : 1; /* [25] */
__IO uint32_t hdtfc7 : 1; /* [26] */
__IO uint32_t dterrfc7 : 1; /* [27] */
__IO uint32_t reserved1 : 4; /* [31:28] */
} clr_bit;
};
/**
* @brief reserved, offset:0x08~0x9C
*/
__IO uint32_t reserved1[38];
/**
* @brief dma src_sel0 register, offset:0xA0
*/
union
{
__IO uint32_t src_sel0;
struct
{
__IO uint32_t ch1_src : 8; /* [7:0] */
__IO uint32_t ch2_src : 8; /* [15:8] */
__IO uint32_t ch3_src : 8; /* [23:16] */
__IO uint32_t ch4_src : 8; /* [31:24] */
} src_sel0_bit;
};
/**
* @brief dma src_sel1 register, offset:0xA4
*/
union
{
__IO uint32_t src_sel1;
struct
{
__IO uint32_t ch5_src : 8; /* [7:0] */
__IO uint32_t ch6_src : 8; /* [15:8] */
__IO uint32_t ch7_src : 8; /* [23:16] */
__IO uint32_t dma_flex_en : 1; /* [24] */
__IO uint32_t reserved1 : 7; /* [31:25] */
} src_sel1_bit;
};
} dma_type;
/**
* @brief type define dma channel register all
*/
typedef struct
{
/**
* @brief dma ctrl register, offset:0x08+20*(x-1) x=1...7
*/
union
{
__IO uint32_t ctrl;
struct
{
__IO uint32_t chen : 1; /* [0] */
__IO uint32_t fdtien : 1; /* [1] */
__IO uint32_t hdtien : 1; /* [2] */
__IO uint32_t dterrien : 1; /* [3] */
__IO uint32_t dtd : 1; /* [4] */
__IO uint32_t lm : 1; /* [5] */
__IO uint32_t pincm : 1; /* [6] */
__IO uint32_t mincm : 1; /* [7] */
__IO uint32_t pwidth : 2; /* [9:8] */
__IO uint32_t mwidth : 2; /* [11:10] */
__IO uint32_t chpl : 2; /* [13:12] */
__IO uint32_t m2m : 1; /* [14] */
__IO uint32_t reserved1 : 17;/* [31:15] */
} ctrl_bit;
};
/**
* @brief dma dtcnt register, offset:0x0C+20*(x-1) x=1...7
*/
union
{
__IO uint32_t dtcnt;
struct
{
__IO uint32_t cnt : 16;/* [15:0] */
__IO uint32_t reserved1 : 16;/* [31:16] */
} dtcnt_bit;
};
/**
* @brief dma cpba register, offset:0x10+20*(x-1) x=1...7
*/
union
{
__IO uint32_t paddr;
struct
{
__IO uint32_t paddr : 32;/* [31:0] */
} paddr_bit;
};
/**
* @brief dma cmba register, offset:0x14+20*(x-1) x=1...7
*/
union
{
__IO uint32_t maddr;
struct
{
__IO uint32_t maddr : 32;/* [31:0] */
} maddr_bit;
};
} dma_channel_type;
/**
* @}
*/
#define DMA1 ((dma_type *) DMA1_BASE)
#define DMA1_CHANNEL1 ((dma_channel_type *) DMA1_CHANNEL1_BASE)
#define DMA1_CHANNEL2 ((dma_channel_type *) DMA1_CHANNEL2_BASE)
#define DMA1_CHANNEL3 ((dma_channel_type *) DMA1_CHANNEL3_BASE)
#define DMA1_CHANNEL4 ((dma_channel_type *) DMA1_CHANNEL4_BASE)
#define DMA1_CHANNEL5 ((dma_channel_type *) DMA1_CHANNEL5_BASE)
#define DMA1_CHANNEL6 ((dma_channel_type *) DMA1_CHANNEL6_BASE)
#define DMA1_CHANNEL7 ((dma_channel_type *) DMA1_CHANNEL7_BASE)
#define DMA2 ((dma_type *) DMA2_BASE)
#define DMA2_CHANNEL1 ((dma_channel_type *) DMA2_CHANNEL1_BASE)
#define DMA2_CHANNEL2 ((dma_channel_type *) DMA2_CHANNEL2_BASE)
#define DMA2_CHANNEL3 ((dma_channel_type *) DMA2_CHANNEL3_BASE)
#define DMA2_CHANNEL4 ((dma_channel_type *) DMA2_CHANNEL4_BASE)
#define DMA2_CHANNEL5 ((dma_channel_type *) DMA2_CHANNEL5_BASE)
#define DMA2_CHANNEL6 ((dma_channel_type *) DMA2_CHANNEL6_BASE)
#define DMA2_CHANNEL7 ((dma_channel_type *) DMA2_CHANNEL7_BASE)
/** @defgroup DMA_exported_functions
* @{
*/
void dma_reset(dma_channel_type* dmax_channely);
void dma_default_para_init(dma_init_type* dma_init_struct);
void dma_init(dma_channel_type* dmax_channely, dma_init_type* dma_init_struct);
void dma_channel_enable(dma_channel_type* dmax_channely, confirm_state new_state);
void dma_flexible_config(dma_type* dma_x, uint8_t flex_channelx, dma_flexible_request_type flexible_request);
void dma_data_number_set(dma_channel_type* dmax_channely, uint16_t data_number);
uint16_t dma_data_number_get(dma_channel_type* dmax_channely);
void dma_interrupt_enable(dma_channel_type* dmax_channely, uint32_t dma_int, confirm_state new_state);
flag_status dma_flag_get(uint32_t dmax_flag);
void dma_flag_clear(uint32_t dmax_flag);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif
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