home *** CD-ROM | disk | FTP | other *** search
- #ifndef _I386_SCATTERLIST_H
- #define _I386_SCATTERLIST_H
-
- struct scatterlist {
- struct page *page;
- unsigned int offset;
- dma_addr_t dma_address;
- unsigned int length;
- };
-
- /* These macros should be used after a pci_map_sg call has been done
- * to get bus addresses of each of the SG entries and their lengths.
- * You should only work with the number of sg entries pci_map_sg
- * returns.
- */
- #define sg_dma_address(sg) ((sg)->dma_address)
- #define sg_dma_len(sg) ((sg)->length)
-
- #define ISA_DMA_THRESHOLD (0x00ffffff)
-
- #endif /* !(_I386_SCATTERLIST_H) */
-