linux/include/asm-arm/arch-rpc/dma.h

34 lines
769 B
C

/*
* linux/include/asm-arm/arch-rpc/dma.h
*
* Copyright (C) 1997 Russell King
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_DMA_H
#define __ASM_ARCH_DMA_H
/*
* This is the maximum DMA address that can be DMAd to.
* There should not be more than (0xd0000000 - 0xc0000000)
* bytes of RAM.
*/
#define MAX_DMA_ADDRESS 0xd0000000
#define MAX_DMA_CHANNELS 8
#define DMA_0 0
#define DMA_1 1
#define DMA_2 2
#define DMA_3 3
#define DMA_S0 4
#define DMA_S1 5
#define DMA_VIRTUAL_FLOPPY 6
#define DMA_VIRTUAL_SOUND 7
#define DMA_FLOPPY DMA_VIRTUAL_FLOPPY
#endif /* _ASM_ARCH_DMA_H */