scatterlist.h 497 B

12345678910111213141516171819202122
  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. #include <linux/types.h>
  5. struct scatterlist {
  6. struct page *page;
  7. unsigned int offset;
  8. unsigned int length;
  9. __u32 dvma_address; /* A place to hang host-specific addresses at. */
  10. __u32 dvma_length;
  11. };
  12. #define sg_dma_address(sg) ((sg)->dvma_address)
  13. #define sg_dma_len(sg) ((sg)->dvma_length)
  14. #define ISA_DMA_THRESHOLD (~0UL)
  15. #endif /* !(_SPARC_SCATTERLIST_H) */