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1da177e4 LT |
1 | /* |
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 |