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#ifndef _ALPHA_SCATTERLIST_H
#define _ALPHA_SCATTERLIST_H
 
#include <asm/page.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;
 
	dma_addr_t dma_address;
	__u32 dma_length;
};
 
#define sg_dma_address(sg)	((sg)->dma_address)
#define sg_dma_len(sg)		((sg)->dma_length)
 
#define ISA_DMA_THRESHOLD (~0UL)
 
#endif /* !(_ALPHA_SCATTERLIST_H) */