| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 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 | |