#ifndef CONFIG_DISCONTIGMEM
#define PFN_BASE (CONFIG_MEMORY_START >> PAGE_SHIFT)
-#define ARCH_PFN_OFFSET PFN_BASE
+#define pfn_to_page(pfn) (mem_map + ((pfn) - PFN_BASE))
+#define page_to_pfn(page) \
+ ((unsigned long)((page) - mem_map) + PFN_BASE)
#define pfn_valid(pfn) (((pfn) - PFN_BASE) < max_mapnr)
#endif /* !CONFIG_DISCONTIGMEM */
#endif /* __KERNEL__ */
-#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
#endif /* _ASM_M32R_PAGE_H */