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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 */