X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-h8300%2Fpage.h;h=f3299755abe0372946dbaa0b9d726d3dfcec2927;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=132b0ea1392e01880f38687a2fe899bf36e5fc58;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/include/asm-h8300/page.h b/include/asm-h8300/page.h
index 132b0ea13..f3299755a 100644
--- a/include/asm-h8300/page.h
+++ b/include/asm-h8300/page.h
@@ -1,7 +1,7 @@
 #ifndef _H8300_PAGE_H
 #define _H8300_PAGE_H
 
-#include <linux/config.h>
+#ifdef __KERNEL__
 
 /* PAGE_SHIFT determines the page size */
 
@@ -9,16 +9,8 @@
 #define PAGE_SIZE	(1UL << PAGE_SHIFT)
 #define PAGE_MASK	(~(PAGE_SIZE-1))
 
-#ifdef __KERNEL__
-
 #include <asm/setup.h>
 
-#if !defined(CONFIG_SMALL_TASKS) && PAGE_SHIFT < 13
-#define KTHREAD_SIZE (8192)
-#else
-#define KTHREAD_SIZE PAGE_SIZE
-#endif
- 
 #ifndef __ASSEMBLY__
  
 #define get_user_page(vaddr)		__get_free_page(GFP_KERNEL)
@@ -30,6 +22,9 @@
 #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(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vaddr)
+#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
+
 /*
  * These are used to make use of C type-checking..
  */
@@ -51,20 +46,6 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 /* to align the pointer to the (next) page boundary */
 #define PAGE_ALIGN(addr)	(((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
-/* Pure 2^n version of get_order */
-extern __inline__ int get_order(unsigned long size)
-{
-	int order;
-
-	size = (size-1) >> (PAGE_SHIFT-1);
-	order = -1;
-	do {
-		size >>= 1;
-		order++;
-	} while (size);
-	return order;
-}
-
 extern unsigned long memory_start;
 extern unsigned long memory_end;
 
@@ -76,7 +57,7 @@ extern unsigned long memory_end;
 
 #ifndef __ASSEMBLY__
 
-#define __pa(vaddr)		virt_to_phys((void *)vaddr)
+#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)
@@ -84,18 +65,21 @@ extern unsigned long memory_end;
 
 #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 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 VALID_PAGE(page)	((page - mem_map) < max_mapnr)
+#define pfn_valid(page)	        (page < max_mapnr)
 
-#define pfn_to_page(pfn)	virt_to_page(pfn_to_virt(pfn))
-#define page_to_pfn(page)	virt_to_pfn(page_to_virt(page))
+#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/page.h>
+
+#define devmem_is_allowed(x) 1
+
 #endif /* __KERNEL__ */
 
 #endif /* _H8300_PAGE_H */