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

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#ifndef __ASM_CRIS_SCATTERLIST_H
#define __ASM_CRIS_SCATTERLIST_H
struct scatterlist {
char * address; /* Location data is to be transferred to */
unsigned int length;
/* The following is i386 highmem junk - not used by us */
struct page * page; /* Location for highmem page, if any */
unsigned int offset;/* for highmem, page offset */
};
#define sg_dma_address(sg) ((sg)->address)
#define sg_dma_len(sg) ((sg)->length)
/* i386 junk */
#define ISA_DMA_THRESHOLD (0x1fffffff)
#endif /* !(__ASM_CRIS_SCATTERLIST_H) */