-#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
-#define page_to_pseudophys(page) page_to_phys(page)
-#else /* CONFIG_XEN */
-#define bus_to_virt(bus) \
- phys_to_virt(machine_to_phys_for_dma(bus))
-#define virt_to_bus(virt) \
- phys_to_machine_for_dma(virt_to_phys(virt))
-#define page_to_bus(page) \
- phys_to_machine_for_dma(page_to_pseudophys(page))
-
-#define page_to_pseudophys(page) \
- ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
-
-/*
- * Drivers that use page_to_phys() for bus addresses are broken.
- * This includes:
- * drivers/ide/cris/ide-cris.c
- * drivers/scsi/dec_esp.c
- */
-#define page_to_phys(page) (page_to_pseudophys(page))
-#define bvec_to_bus(bv) (page_to_bus((bv)->bv_page) + \
- (unsigned long) (bv)->bv_offset)
-#define bio_to_pseudophys(bio) (page_to_pseudophys(bio_page((bio))) + \
- (unsigned long) bio_offset((bio)))
-#define bvec_to_pseudophys(bv) (page_to_pseudophys((bv)->bv_page) + \
- (unsigned long) (bv)->bv_offset)
-#define BIOVEC_PHYS_MERGEABLE(vec1, vec2) \
- (((bvec_to_bus((vec1)) + (vec1)->bv_len) == bvec_to_bus((vec2))) && \
- ((bvec_to_pseudophys((vec1)) + (vec1)->bv_len) == \
- bvec_to_pseudophys((vec2))))
-#endif /* CONFIG_XEN */