[deliverable/linux.git] / include / asm-sparc / scatterlist.h

/* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
#ifndef _SPARC_SCATTERLIST_H
#define _SPARC_SCATTERLIST_H

#include <linux/types.h>

struct scatterlist {
#ifdef CONFIG_DEBUG_SG
	unsigned long sg_magic;
#endif
	unsigned long page_link;
	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)

#define ARCH_HAS_SG_CHAIN

#endif /* !(_SPARC_SCATTERLIST_H) */
Commit	Line	Data
1da177e4 LT	1	/* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
	2	#ifndef _SPARC_SCATTERLIST_H
	3	#define _SPARC_SCATTERLIST_H
	4
	5	#include <linux/types.h>
	6
	7	struct scatterlist {
d6ec0842 JA	8	#ifdef CONFIG_DEBUG_SG
	9	unsigned long sg_magic;
	10	#endif
18dabf47	11	unsigned long page_link;
1da177e4 LT	12	unsigned int offset;
	13
	14	unsigned int length;
	15
	16	__u32 dvma_address; /* A place to hang host-specific addresses at. */
	17	__u32 dvma_length;
	18	};
	19
	20	#define sg_dma_address(sg) ((sg)->dvma_address)
	21	#define sg_dma_len(sg) ((sg)->dvma_length)
	22
	23	#define ISA_DMA_THRESHOLD (~0UL)
	24
0912a5db JA	25	#define ARCH_HAS_SG_CHAIN
0912a5db JA	26
1da177e4	27	#endif /* !(_SPARC_SCATTERLIST_H) */