#ifndef __ASM_SH_SCATTERLIST_H
#define __ASM_SH_SCATTERLIST_H
+#include <asm/types.h>
+
struct scatterlist {
- struct page * page; /* Location for highmem page, if any */
+#ifdef CONFIG_DEBUG_SG
+ unsigned long sg_magic;
+#endif
+ unsigned long page_link;
unsigned int offset;/* for highmem, page offset */
dma_addr_t dma_address;
unsigned int length;
};
-#define ISA_DMA_THRESHOLD (0x1fffffff)
+#define ISA_DMA_THRESHOLD PHYS_ADDR_MASK
/* 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.