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/*
* linux/include/asm-arm/arch-ebsa285/dma.h
*
* Architecture DMA routines
*
* Copyright (C) 1998,1999 Russell King
* Copyright (C) 1998,1999 Philip Blundell
*/
#ifndef __ASM_ARCH_DMA_H
#define __ASM_ARCH_DMA_H
/*
* This is the maximum DMA address that can be DMAd to.
*/
#define MAX_DMA_ADDRESS 0xffffffff
/*
* The 21285 has two internal DMA channels; we call these 8 and 9.
* On CATS hardware we have an additional eight ISA dma channels
* numbered 0..7.
*/
#define _ISA_DMA(x) (0+(x))
#define _DC21285_DMA(x) (8+(x))
#define MAX_DMA_CHANNELS 10
#define DMA_FLOPPY _ISA_DMA(2)
#define DMA_ISA_CASCADE _ISA_DMA(4)
#endif /* _ASM_ARCH_DMA_H */
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