| /* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */ |
| #ifndef _SPARC_SCATTERLIST_H |
| #define _SPARC_SCATTERLIST_H |
| |
| #include <linux/types.h> |
| |
| struct scatterlist { |
| #ifdef CONFIG_DEBUG_SG |
| unsigned long sg_magic; |
| #endif |
| unsigned long page_link; |
| unsigned int offset; |
| |
| unsigned int length; |
| |
| __u32 dvma_address; /* A place to hang host-specific addresses at. */ |
| __u32 dvma_length; |
| }; |
| |
| #define sg_dma_address(sg) ((sg)->dvma_address) |
| #define sg_dma_len(sg) ((sg)->dvma_length) |
| |
| #define ISA_DMA_THRESHOLD (~0UL) |
| |
| #define ARCH_HAS_SG_CHAIN |
| |
| #endif /* !(_SPARC_SCATTERLIST_H) */ |