dma驱动更多...

#include "ci130x_dma.h"
#include <stdint.h>

宏定义
#define	DMA_CHANNEL_NUMBER 2

#define	CALL_CALLBACK(func)

函数
void	set_dma_int_callback (DMACChannelx dmachannel, dma_callback_func_ptr_t func)
	设置DMA中断处理回调函数更多...

void	clear_dma_translate_flag (DMACChannelx dmachannel)
	清除dma中断标志更多...

int	wait_dma_translate_flag (DMACChannelx dmachannel, uint32_t timeout)
	等待dma中断标志更多...

void	dma_without_os_int (void)
	使用全局变量设置中断触发状态，并清除中断更多...

void	dma_irq_handler (void)
	DMA中断处理函数更多...

int	DMAC_IntStatus (DMACChannelx dmachannel)
	DMA通道屏蔽后的中断状态(只要有通道传输完成中断或者通道传输错误中断的一个) 更多...

int	DMAC_IntTCStatus (DMACChannelx dmachannel)
	DMA通道传输完成中断状态更多...

void	DMAC_IntTCClear (DMACChannelx dmachannel)
	清除DMA通道传输完成中断状态更多...

int	DMAC_IntErrorStatus (DMACChannelx dmachannel)
	DMA通道传输错误中断状态更多...

void	DMAC_IntErrorClear (DMACChannelx dmachannel)
	清除DMA通道传输错误中断状态更多...

int	DMAC_RawIntTCStatus (DMACChannelx dmachannel)
	DMA通道原始的(屏蔽前)中断状态(只要有通道传输完成中断或者通道传输错误中断的一个) 更多...

int	DMAC_RawErrorIntStatus (DMACChannelx dmachannel)
	DMA通道传输错误原始(屏蔽前)中断状态更多...

int	DMAC_ChannelEnableStatus (DMACChannelx dmachannel)
	DMA通道使能状态更多...

void	DMAC_SoftwareBurstReq (DMACChannelx dmachannel)
	DMA通道软件突发传输请求更多...

void	DMAC_SoftwareSingleReq (DMACChannelx dmachannel)
	DMA通道软件单次传输请求更多...

void	DMAC_SoftwareLastBurstReq (DMACChannelx dmachannel)
	DMA通道软件最后一次突发传输请求更多...

void	DMAC_SoftwareLastSingleReq (DMACChannelx dmachannel)
	DMA通道软件最后一次单次传输请求更多...

void	DMAC_Config (DMAC_AHBMasterx dmamaster, ENDIANMODE endianmode)
	DMA控制器AHB MASTER 字节端序的配置更多...

void	DMAC_EN (FunctionalState cmd)
	DMA控制器使能更多...

void	DMAC_ChannelSoureAddr (DMACChannelx dmachannel, unsigned int addr)
	DMA通道源地址配置更多...

void	DMAC_ChannelDestAddr (DMACChannelx dmachannel, unsigned int addr)
	DMA通道目标地址配置更多...

void	DMAC_ChannelLLI (DMACChannelx dmachannel, unsigned int dmalli, DMAC_AHBMasterx dmamaster)
	DMA通道 LLI 配置更多...

void	DMAC_ChannelSourceConfig (DMACChannelx dmachannel, INCREMENTx inc, DMAC_AHBMasterx dmamaster, TRANSFERWIDTHx transferwidth, BURSTSIZEx brustsize)
	DMA通道源的相关配置更多...

void	DMAC_ChannelDestConfig (DMACChannelx dmachannel, INCREMENTx inc, DMAC_AHBMasterx dmamaster, TRANSFERWIDTHx transferwidth, BURSTSIZEx brustsize)
	DMA通道目标的相关配置更多...

void	DMAC_ChannelTCInt (DMACChannelx dmachannel, FunctionalState cmd)
	DMA通道传输完成中断使能配置更多...

void	DMAC_ChannelProtectionConfig (DMACChannelx dmachannel, DMAC_ACCESS_MODE access_mode, BUFFERABLEx bufferable, CACHEABLEx cacheable)
	DMA通道保护位的设置更多...

void	DMAC_ChannelTransferSize (DMACChannelx dmachannel, unsigned short size)
	DMA通道传输大小配置更多...

unsigned int	DMAC_ChannelCurrentTransferSize (DMACChannelx dmachannel)
	当前DMA通道，还剩余多少数据尚未传输，以字节为单位更多...

void	DMAC_ChannelDisable (DMACChannelx dmachannel)
	DMA通道传输禁止更多...

void	DMAC_ChannelEnable (DMACChannelx dmachannel)
	DMA通道传输使能更多...

void	DMAC_ChannelInterruptMask (DMACChannelx dmachannel, CHANNELINTMASKx channelintmask, FunctionalState cmd)
	DMA通道中断屏蔽配置更多...

void	DMAC_ChannelConfig (DMACChannelx dmachannel, char destperiph, char srcperiph, DMAC_FLOWCTRL flowctrl)
	DMA通道其他相关配置更多...

void	DMAC_ChannelLock (DMACChannelx dmachannel, FunctionalState cmd)
	DMA通道传输锁更多...

void	DMAC_ChannelHalt (DMACChannelx dmachannel, FunctionalState cmd)
	DMA通道传输(中停)Halt 更多...

void	DMAC_ChannelPowerDown (DMACChannelx dmachannel, FunctionalState cmd)
	DMA通道传输Power控制更多...

void	DMAC_M2MConfig (DMACChannelx dmachannel, unsigned int srcaddr, unsigned int destaddr, unsigned int bytesize, DMAC_AHBMasterx master)
	DMA通道传输内存到内存更多...

void	DMAC_M2P_P2M_advance_config (DMACChannelx dmachannel, DMAC_Peripherals periph, DMAC_FLOWCTRL flowctrl, unsigned int srcaddr, unsigned int destaddr, unsigned int bytesize, TRANSFERWIDTHx datawidth, BURSTSIZEx burstsize, DMAC_AHBMasterx master)
	DMA通道传输内存到外设，外设到内存更多...

void	DMAC_M2P_P2MConfig (DMACChannelx dmachannel, DMAC_Peripherals periph, DMAC_FLOWCTRL flowctrl, unsigned int srcaddr, unsigned int destaddr, unsigned int bytesize)
	DMA通道传输内存到外设，外设到内存更多...

void	DMAC_ChannelLLIControl (DMACChannelx dmachannel, unsigned int val)
	DMA配置控制寄存器更多...

void	DMAC_LLIConfig (DMACChannelx dmachannel, DMAC_LLI *dmac_lli)
	DMA 链表功能初始化更多...

unsigned int	DMAC_LLIContrlreturn (LLI_Control *lli_ctrl)
	DMA 链表配置结构体初始化更多...

void	DMAC_LLItest (DMACChannelx dmachannel)

void	SMT_DMA_LLItest (void)

void	GDMA_Traversal (void)

void	spic_dma_config (DMACChannelx channel, dma_config_t *config)
	配置FLASH的DMA传输更多...

void	psram2ram_dma_config_fordnn (DMACChannelx channel, uint32_t src, uint32_t dest, uint32_t size)
	配置DMA 更多...

变量
dma_callback_func_ptr_t	g_dma_channel_callback [2] = {NULL}

volatile int	g_dma_translate_ok [2] = {0}

char *	srcbuf []

char	destbuf [15][200] = {0}

详细描述

dma驱动

版本: 1.0

日期: 2018-05-29

版权所有: Copyright (c) 2019 Chipintelli Technology Co., Ltd.

宏定义说明

◆ CALL_CALLBACK

#define CALL_CALLBACK ( func )

值:

if (func != NULL)       \
    {                       \
        func();             \
    }

◆ DMA_CHANNEL_NUMBER

#define DMA_CHANNEL_NUMBER 2

函数说明

◆ DMAC_LLIConfig()

void DMAC_LLIConfig	(	DMACChannelx	dmachannel,
		DMAC_LLI *	dmac_lli
	)

DMA 链表功能初始化

参数

dmachannel	DMA通道选择
dmac_lli	链表传输配置结构体

◆ DMAC_LLItest()

void DMAC_LLItest ( DMACChannelx dmachannel )

◆ GDMA_Traversal()

void GDMA_Traversal ( void )

◆ psram2ram_dma_config_fordnn()

void psram2ram_dma_config_fordnn	(	DMACChannelx	channel,
		uint32_t	src,
		uint32_t	dest,
		uint32_t	size
	)

配置DMA

参数

channel
src
dest
size

◆ set_dma_int_callback()

void set_dma_int_callback	(	DMACChannelx	dmachannel,
		dma_callback_func_ptr_t	func
	)

设置DMA中断处理回调函数

参数

dmachannel	DMA通道选择
func	dma完成回调函数指针

◆ SMT_DMA_LLItest()

void SMT_DMA_LLItest ( void )

变量说明

◆ destbuf

char destbuf[15][200] = {0}

◆ g_dma_channel_callback

dma_callback_func_ptr_t g_dma_channel_callback[2] = {NULL}

◆ g_dma_translate_ok

volatile int g_dma_translate_ok[2] = {0}

◆ srcbuf

char* srcbuf[]

初始值:

= {"#0 hello IAR6.7354657657667667562343343432", 
                  "#1 chipintelli",
                  "#2 XB3567i7654324567890876543245678909876",
                  "#3 hello HMC6457908-=09876543", 
                  "#4 DMA tail657890-0098765", 
                  "#5 LLI DMA546789", 
                  "#6 LAST LLI", 
                  "#7 smteef fer",
                  "#8 3r45t54gntrjhnt", 
                  "#9 43ergnjgnjndf", 
                  "#10 weregnjdfgb"}