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File: [Development] / linux-2.6-xfs / arch / sparc / include / asm / scatterlist_32.h (download)

Revision 1.1, Fri Oct 3 17:46:45 2008 UTC (9 years ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD 

Merge up to 2.6.27-rc8
Merge of 2.6.x-xfs-melb:linux:32254b by kenmcd.

#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) */