LXR linux-old/include/asm-ppc64/scatterlist.h

   1#ifndef _PPC64_SCATTERLIST_H
   2#define _PPC64_SCATTERLIST_H
   3
   4/*
   5 * Copyright (C) 2001 PPC64 Team, IBM Corp
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License
   9 * as published by the Free Software Foundation; either version
  10 * 2 of the License, or (at your option) any later version.
  11 */
  12
  13#include <linux/types.h>
  14#include <asm/dma.h>
  15
  16struct scatterlist {
  17        char *address;          /* Virtual addr data is to be transferred to */
  18        struct page *page;      /* Location for highmem page, if any */
  19        unsigned int offset;    /* for highmem, page offset */
  20        unsigned int length;
  21
  22        /* For TCE support */
  23        u32 dma_address;
  24        u32 dma_length;
  25};
  26
  27#define ISA_DMA_THRESHOLD       (~0UL)
  28
  29#endif /* !(_PPC64_SCATTERLIST_H) */
  30