include/asm-sparc/scatterlist.h

   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 {
   8         struct page *page;
   9         unsigned int offset;
  10
  11         unsigned int length;
  12
  13         __u32 dvma_address; /* A place to hang host-specific addresses at. */
  14         __u32 dvma_length;
  15 };
  16
  17 #define sg_dma_address(sg) ((sg)->dvma_address)
  18 #define sg_dma_len(sg)     ((sg)->dvma_length)
  19
  20 #define ISA_DMA_THRESHOLD (~0UL)
  21
  22 #define ARCH_HAS_SG_CHAIN
  23
  24 #endif /* !(_SPARC_SCATTERLIST_H) */