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#ifndef __ASM_SH64_DMA_H
#define __ASM_SH64_DMA_H
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* include/asm-sh64/dma.h
*
* Copyright (C) 2000, 2001 Paolo Alberelli
* Copyright (C) 2003 Paul Mundt
*
*/
#include <linux/mm.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#define MAX_DMA_CHANNELS 4
/*
* SH5 can DMA in any memory area.
*
* The static definition is dodgy because it should limit
* the highest DMA-able address based on the actual
* Physical memory available. This is actually performed
* at run time in defining the memory allowed to DMA_ZONE.
*/
#define MAX_DMA_ADDRESS ~(NPHYS_MASK)
#define DMA_MODE_READ 0
#define DMA_MODE_WRITE 1
#ifdef CONFIG_PCI
extern int isa_dma_bridge_buggy;
#else
#define isa_dma_bridge_buggy (0)
#endif
#endif /* __ASM_SH64_DMA_H */
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