--- zzzz-none-000/linux-3.10.107/arch/h8300/include/asm/page.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/h8300/include/asm/page.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,78 +1,18 @@
 #ifndef _H8300_PAGE_H
 #define _H8300_PAGE_H
 
-/* PAGE_SHIFT determines the page size */
+#include <asm-generic/page.h>
+#include <linux/types.h>
 
-#define PAGE_SHIFT	(12)
-#define PAGE_SIZE	(1UL << PAGE_SHIFT)
-#define PAGE_MASK	(~(PAGE_SIZE-1))
-
-#include <asm/setup.h>
+#define MAP_NR(addr) (((uintptr_t)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)
+#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
+				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
 #ifndef __ASSEMBLY__
- 
-#define get_user_page(vaddr)		__get_free_page(GFP_KERNEL)
-#define free_user_page(page, addr)	free_page(addr)
-
-#define clear_page(page)	memset((page), 0, PAGE_SIZE)
-#define copy_page(to,from)	memcpy((to), (from), PAGE_SIZE)
-
-#define clear_user_page(page, vaddr, pg)	clear_page(page)
-#define copy_user_page(to, from, vaddr, pg)	copy_page(to, from)
-
-#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \
-	alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr)
-#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
-
-/*
- * These are used to make use of C type-checking..
- */
-typedef struct { unsigned long pte; } pte_t;
-typedef struct { unsigned long pmd[16]; } pmd_t;
-typedef struct { unsigned long pgd; } pgd_t;
-typedef struct { unsigned long pgprot; } pgprot_t;
-typedef struct page *pgtable_t;
-
-#define pte_val(x)	((x).pte)
-#define pmd_val(x)	((&x)->pmd[0])
-#define pgd_val(x)	((x).pgd)
-#define pgprot_val(x)	((x).pgprot)
-
-#define __pte(x)	((pte_t) { (x) } )
-#define __pmd(x)	((pmd_t) { (x) } )
-#define __pgd(x)	((pgd_t) { (x) } )
-#define __pgprot(x)	((pgprot_t) { (x) } )
-
+extern unsigned long rom_length;
 extern unsigned long memory_start;
 extern unsigned long memory_end;
+extern unsigned long _ramend;
+#endif
 
-#endif /* !__ASSEMBLY__ */
-
-#include <asm/page_offset.h>
-
-#define PAGE_OFFSET		(PAGE_OFFSET_RAW)
-
-#ifndef __ASSEMBLY__
-
-#define __pa(vaddr)		virt_to_phys(vaddr)
-#define __va(paddr)		phys_to_virt((unsigned long)paddr)
-
-#define virt_to_pfn(kaddr)	(__pa(kaddr) >> PAGE_SHIFT)
-#define pfn_to_virt(pfn)	__va((pfn) << PAGE_SHIFT)
-
-#define MAP_NR(addr)		(((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)
-#define virt_to_page(addr)	(mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT))
-#define page_to_virt(page)	((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET)
-#define pfn_valid(page)	        (page < max_mapnr)
-
-#define ARCH_PFN_OFFSET		(PAGE_OFFSET >> PAGE_SHIFT)
-
-#define	virt_addr_valid(kaddr)	(((void *)(kaddr) >= (void *)PAGE_OFFSET) && \
-				((void *)(kaddr) < (void *)memory_end))
-
-#endif /* __ASSEMBLY__ */
-
-#include <asm-generic/memory_model.h>
-#include <asm-generic/getorder.h>
-
-#endif /* _H8300_PAGE_H */
+#endif