/* * 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