release/src-rt-6.x/linux/linux-2.6/include/asm-cris/scatterlist.h

   1 #ifndef __ASM_CRIS_SCATTERLIST_H
   2 #define __ASM_CRIS_SCATTERLIST_H
   3
   4 struct scatterlist {
   5         char *  address;    /* Location data is to be transferred to */
   6         unsigned int length;
   7
   8         /* The following is i386 highmem junk - not used by us */
   9         struct page * page; /* Location for highmem page, if any */
  10         unsigned int offset;/* for highmem, page offset */
  11
  12 };
  13
  14 #define sg_dma_address(sg)      ((sg)->address)
  15 #define sg_dma_len(sg)          ((sg)->length)
  16 /* i386 junk */
  17
  18 #define ISA_DMA_THRESHOLD (0x1fffffff)
  19
  20 #endif /* !(__ASM_CRIS_SCATTERLIST_H) */