| /* |
| * linux/include/asm-arm/arch-tbox/dma.h |
| * |
| * Architecture DMA routines. We have to contend with the bizarre DMA |
| * machine built into the Tbox hardware. |
| * |
| * Copyright (C) 1998 Philip Blundell |
| */ |
| |
| /* |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| */ |
| |
| /* |
| * DMA channel definitions. Some of these are physically strange but |
| * we sort it out inside dma.c so the user never has to care. The |
| * exception is the double-buffering which we can't really abstract |
| * away sensibly. |
| */ |
| #define DMA_VIDEO 0 |
| #define DMA_MPEG_B 1 |
| #define DMA_AUDIO_B 2 |
| #define DMA_ASHRX_B 3 |
| #define DMA_ASHTX 4 |
| #define DMA_MPEG 5 |
| #define DMA_AUDIO 6 |
| #define DMA_ASHRX 7 |
| |
| #define MAX_DMA_CHANNELS 0 /* XXX */ |
| |
| /* |
| * This is the maximum DMA address that can be DMAd to. |
| */ |
| #define MAX_DMA_ADDRESS 0xffffffff |