#include <asm/types.h>
struct scatterlist {
- struct page *page;
+#ifdef CONFIG_DEBUG_SG
+ unsigned long sg_magic;
+#endif
+ unsigned long page_link;
unsigned int offset;
unsigned int length;
dma_addr_t dma_address;
unsigned int dma_length;
};
+#define ARCH_HAS_SG_CHAIN
+
#define ISA_DMA_THRESHOLD (0x00ffffff)
/* These macros should be used after a pci_map_sg call has been done