satip-axe/kernel/arch/cris/include/asm/scatterlist.h
2015-03-26 17:24:57 +01:00

24 lines
553 B
C

#ifndef __ASM_CRIS_SCATTERLIST_H
#define __ASM_CRIS_SCATTERLIST_H
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
char * address; /* Location data is to be transferred to */
unsigned int length;
/* The following is i386 highmem junk - not used by us */
unsigned long page_link;
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) */