OpenCloudOS-Kernel/include/asm-sparc64/scatterlist.h

24 lines
477 B
C

/* $Id: scatterlist.h,v 1.11 2001/12/17 07:05:15 davem Exp $ */
#ifndef _SPARC64_SCATTERLIST_H
#define _SPARC64_SCATTERLIST_H
#include <asm/page.h>
#include <asm/types.h>
struct scatterlist {
struct page *page;
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 /* !(_SPARC64_SCATTERLIST_H) */