#include "common_def.h"
#include "interrupt/osal_interrupt.h"
#include "platform_core.h"
#include "chip_core_irq.h"
#include "hal_dmac_v151.h"
#include "dma_porting.h"

dma_porting.c 的引用(Include)关系图:

宏定义
#define	DMA_CLK_AUTO_CTRL_REG 0x44000244

#define	DMA_CLK_ON_MASK 0x80000

函数
void	dma_port_register_irq (void)
	Register the interrupt of dma.

void	dma_port_unregister_irq (void)
	Unregister the interrupt of dma.

void	dma_port_set_handshaking_channel_status (hal_dma_handshaking_source_t channel, bool on)
	Set the channel status of handshaking.

void	dma_port_release_handshaking_source (dma_channel_t ch)

errcode_t	dma_port_set_mux_channel (dma_channel_t ch, hal_dma_transfer_peri_config_t *per_cfg)
	设置硬件握手号复用

hal_dma_master_select_t	dma_port_get_master_select (dma_channel_t ch, uint32_t addr)
	获取master选择.

void	dma_port_add_sleep_veto (void)
	add sleep veto before dma transfer.

void	dma_port_remove_sleep_veto (void)
	remove sleep veto after dma transfer.

变量
uintptr_t	g_dma_base_addr = (uintptr_t)DMA_BASE_ADDR

uint8_t	chn_sreq_info [(4+8)]

uint8_t	chn_dreq_info [(4+8)]

宏定义说明

◆ DMA_CLK_AUTO_CTRL_REG

#define DMA_CLK_AUTO_CTRL_REG 0x44000244

◆ DMA_CLK_ON_MASK

#define DMA_CLK_ON_MASK 0x80000

函数说明

◆ dma_port_release_handshaking_source()

void dma_port_release_handshaking_source ( dma_channel_t ch )

变量说明

◆ chn_dreq_info

uint8_t chn_dreq_info[(4+ 8)]

◆ chn_sreq_info

uint8_t chn_sreq_info[(4+ 8)]