tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _M68KNOMMU_SCATTERLIST_H
2#define _M68KNOMMU_SCATTERLIST_H
3
4#include <linux/mm.h>
5
6struct scatterlist {
7 struct page *page;
8 unsigned int offset;
9 dma_addr_t dma_address;
10 unsigned int length;
11};
12
13#define sg_address(sg) (page_address((sg)->page) + (sg)->offset
14#define sg_dma_address(sg) ((sg)->dma_address)
15#define sg_dma_len(sg) ((sg)->length)
16
17#define ISA_DMA_THRESHOLD (0xffffffff)
18
19#endif /* !(_M68KNOMMU_SCATTERLIST_H) */