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Initial Import 2.4.24pre2

/* $Id: scatterlist.h,v 1.7 2001/10/30 04:34:57 davem Exp $ */
#ifndef _SPARC_SCATTERLIST_H
#define _SPARC_SCATTERLIST_H

#include <linux/types.h>

struct scatterlist {
	/* This will disappear in 2.5.x */
	char *address;

	/* These two are only valid if ADDRESS member of this
	 * struct is NULL.
	 */
	struct page *page;
	unsigned int offset;

	unsigned int length;

	__u32 dvma_address; /* A place to hang host-specific addresses at. */
	__u32 dvma_length;
};

#define sg_dma_address(sg) ((sg)->dvma_address)
#define sg_dma_len(sg)     ((sg)->dvma_length)

#define ISA_DMA_THRESHOLD (~0UL)

#endif /* !(_SPARC_SCATTERLIST_H) */