acrn-kernel/include/asm-sparc/scatterlist.h

23 lines
497 B
C

/* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
#ifndef _SPARC_SCATTERLIST_H
#define _SPARC_SCATTERLIST_H
#include <linux/types.h>
struct scatterlist {
struct page *page;
unsigned int offset;
unsigned int length;
__u32 dvma_address; /* A place to hang host-specific addresses at. */
__u32 dvma_length;
};
#define sg_dma_address(sg) ((sg)->dvma_address)
#define sg_dma_len(sg) ((sg)->dvma_length)
#define ISA_DMA_THRESHOLD (~0UL)
#endif /* !(_SPARC_SCATTERLIST_H) */