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scatterlist.h

#ifndef _ALPHA_SCATTERLIST_H
#define _ALPHA_SCATTERLIST_H

#include <asm/page.h>
#include <asm/types.h>
  
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
      unsigned long sg_magic;
#endif
      unsigned long page_link;
      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) */

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