opensnes/dma_8h_source.html

#ifndef OPENSNES_DMA_H

#define OPENSNES_DMA_H


#include <snes/types.h>


/*============================================================================

 * VRAM Transfers

 *============================================================================*/


void dmaCopyVram(const u8 *source, u16 vramAddr, u16 size);


void dmaCopyVramBank(const u8 *source, u8 bank, u16 vramAddr, u16 size);


void dmaCopyVramMode7(const u8 *tilemap, u16 tilemapSize, const u8 *tiles, u16 tilesSize);


void dmaFillVRAM(u16 value, u16 dest, u16 size);


void dmaClearVRAM(void);


/*============================================================================

 * CGRAM (Palette) Transfers

 *============================================================================*/


void dmaCopyCGram(const u8 *source, u16 startColor, u16 size);


void dmaCopyCGramBank(const u8 *source, u8 bank, u16 startColor, u16 size);


/*============================================================================

 * OAM Transfers

 *============================================================================*/


void dmaCopyOam(const u8 *source, u16 size);


/*============================================================================

 * Generic DMA

 *============================================================================*/


void dmaTransfer(u8 channel, u8 mode, u8 srcBank, u16 srcAddr, u8 destReg, u16 size);


#endif /* OPENSNES_DMA_H */

tilemap
u8 tilemap[]

tiles
u8 tiles[]
Assembly DMA loader for large 8bpp tile data (defined in data.asm).

dmaClearVRAM
void dmaClearVRAM(void)
Clear all VRAM to zero.

dmaCopyVram
void dmaCopyVram(const u8 *source, u16 vramAddr, u16 size)
Copy data to VRAM (PVSnesLib compatible).

dmaCopyOam
void dmaCopyOam(const u8 *source, u16 size)
Copy OAM data (PVSnesLib compatible).

dmaCopyCGram
void dmaCopyCGram(const u8 *source, u16 startColor, u16 size)
Copy palette data to CGRAM (PVSnesLib compatible).

dmaCopyVramBank
void dmaCopyVramBank(const u8 *source, u8 bank, u16 vramAddr, u16 size)
Copy data to VRAM with explicit source bank byte.

dmaCopyVramMode7
void dmaCopyVramMode7(const u8 *tilemap, u16 tilemapSize, const u8 *tiles, u16 tilesSize)
Load Mode 7 interleaved data to VRAM.

dmaTransfer
void dmaTransfer(u8 channel, u8 mode, u8 srcBank, u16 srcAddr, u8 destReg, u16 size)
Perform generic DMA transfer.

dmaCopyCGramBank
void dmaCopyCGramBank(const u8 *source, u8 bank, u16 startColor, u16 size)
Copy palette data to CGRAM with explicit source bank byte.

dmaFillVRAM
void dmaFillVRAM(u16 value, u16 dest, u16 size)
Set VRAM to a value.

u16
unsigned short u16
16-bit unsigned integer (0 to 65535)
Definition types.h:53

u8
unsigned char u8
8-bit unsigned integer (0 to 255)
Definition types.h:47

types.h
OpenSNES Standard Types.