tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef __ASM_CRIS_SCATTERLIST_H
2#define __ASM_CRIS_SCATTERLIST_H
3
4struct scatterlist {
5#ifdef CONFIG_DEBUG_SG
6 unsigned long sg_magic;
7#endif
8 char * address; /* Location data is to be transferred to */
9 unsigned int length;
10
11 /* The following is i386 highmem junk - not used by us */
12 unsigned long page_link;
13 unsigned int offset;/* for highmem, page offset */
14
15};
16
17#define sg_dma_address(sg) ((sg)->address)
18#define sg_dma_len(sg) ((sg)->length)
19/* i386 junk */
20
21#define ISA_DMA_THRESHOLD (0x1fffffff)
22
23#endif /* !(__ASM_CRIS_SCATTERLIST_H) */