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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/include/asm-arm/arch-rpc/dma.h
3 *
4 * Copyright (C) 1997 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __ASM_ARCH_DMA_H
11#define __ASM_ARCH_DMA_H
12
13/*
14 * This is the maximum DMA address that can be DMAd to.
15 * There should not be more than (0xd0000000 - 0xc0000000)
16 * bytes of RAM.
17 */
18#define MAX_DMA_ADDRESS 0xd0000000
19#define MAX_DMA_CHANNELS 8
20
21#define DMA_0 0
22#define DMA_1 1
23#define DMA_2 2
24#define DMA_3 3
25#define DMA_S0 4
26#define DMA_S1 5
27#define DMA_VIRTUAL_FLOPPY 6
28#define DMA_VIRTUAL_SOUND 7
29
30#define DMA_FLOPPY DMA_VIRTUAL_FLOPPY
31
32#endif /* _ASM_ARCH_DMA_H */
33