X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sparc64%2Fpage.h;h=f46c1fb53028f1b4ecc939b3c68c954fcab33de6;hb=296f7bf78bc5c7a4d772aea580ce800d14040d1a;hp=93f0881b766e2ad4ff39462f945cce7290cb840f;hpb=b4ba0ba24b57ec975482f4ba2d350fbee7557240;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h
index 93f0881b766..f46c1fb5302 100644
--- a/include/asm-sparc64/page.h
+++ b/include/asm-sparc64/page.h
@@ -1,142 +1 @@
-#ifndef _SPARC64_PAGE_H
-#define _SPARC64_PAGE_H
-
-#include <linux/const.h>
-
-#if defined(CONFIG_SPARC64_PAGE_SIZE_8KB)
-#define PAGE_SHIFT   13
-#elif defined(CONFIG_SPARC64_PAGE_SIZE_64KB)
-#define PAGE_SHIFT   16
-#elif defined(CONFIG_SPARC64_PAGE_SIZE_512KB)
-#define PAGE_SHIFT   19
-#elif defined(CONFIG_SPARC64_PAGE_SIZE_4MB)
-#define PAGE_SHIFT   22
-#else
-#error No page size specified in kernel configuration
-#endif
-
-#define PAGE_SIZE    (_AC(1,UL) << PAGE_SHIFT)
-#define PAGE_MASK    (~(PAGE_SIZE-1))
-
-/* Flushing for D-cache alias handling is only needed if
- * the page size is smaller than 16K.
- */
-#if PAGE_SHIFT < 14
-#define DCACHE_ALIASING_POSSIBLE
-#endif
-
-#if defined(CONFIG_HUGETLB_PAGE_SIZE_4MB)
-#define HPAGE_SHIFT		22
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K)
-#define HPAGE_SHIFT		19
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K)
-#define HPAGE_SHIFT		16
-#endif
-
-#ifdef CONFIG_HUGETLB_PAGE
-#define HPAGE_SIZE		(_AC(1,UL) << HPAGE_SHIFT)
-#define HPAGE_MASK		(~(HPAGE_SIZE - 1UL))
-#define HUGETLB_PAGE_ORDER	(HPAGE_SHIFT - PAGE_SHIFT)
-#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
-#endif
-
-#ifndef __ASSEMBLY__
-
-extern void _clear_page(void *page);
-#define clear_page(X)	_clear_page((void *)(X))
-struct page;
-extern void clear_user_page(void *addr, unsigned long vaddr, struct page *page);
-#define copy_page(X,Y)	memcpy((void *)(X), (void *)(Y), PAGE_SIZE)
-extern void copy_user_page(void *to, void *from, unsigned long vaddr, struct page *topage);
-
-/* Unlike sparc32, sparc64's parameter passing API is more
- * sane in that structures which as small enough are passed
- * in registers instead of on the stack.  Thus, setting
- * STRICT_MM_TYPECHECKS does not generate worse code so
- * let's enable it to get the type checking.
- */
-
-#define STRICT_MM_TYPECHECKS
-
-#ifdef STRICT_MM_TYPECHECKS
-/* These are used to make use of C type-checking.. */
-typedef struct { unsigned long pte; } pte_t;
-typedef struct { unsigned long iopte; } iopte_t;
-typedef struct { unsigned int pmd; } pmd_t;
-typedef struct { unsigned int pgd; } pgd_t;
-typedef struct { unsigned long pgprot; } pgprot_t;
-
-#define pte_val(x)	((x).pte)
-#define iopte_val(x)	((x).iopte)
-#define pmd_val(x)      ((x).pmd)
-#define pgd_val(x)	((x).pgd)
-#define pgprot_val(x)	((x).pgprot)
-
-#define __pte(x)	((pte_t) { (x) } )
-#define __iopte(x)	((iopte_t) { (x) } )
-#define __pmd(x)        ((pmd_t) { (x) } )
-#define __pgd(x)	((pgd_t) { (x) } )
-#define __pgprot(x)	((pgprot_t) { (x) } )
-
-#else
-/* .. while these make it easier on the compiler */
-typedef unsigned long pte_t;
-typedef unsigned long iopte_t;
-typedef unsigned int pmd_t;
-typedef unsigned int pgd_t;
-typedef unsigned long pgprot_t;
-
-#define pte_val(x)	(x)
-#define iopte_val(x)	(x)
-#define pmd_val(x)      (x)
-#define pgd_val(x)	(x)
-#define pgprot_val(x)	(x)
-
-#define __pte(x)	(x)
-#define __iopte(x)	(x)
-#define __pmd(x)        (x)
-#define __pgd(x)	(x)
-#define __pgprot(x)	(x)
-
-#endif /* (STRICT_MM_TYPECHECKS) */
-
-typedef struct page *pgtable_t;
-
-#define TASK_UNMAPPED_BASE	(test_thread_flag(TIF_32BIT) ? \
-				 (_AC(0x0000000070000000,UL)) : \
-				 (_AC(0xfffff80000000000,UL) + (1UL << 32UL)))
-
-#include <asm-generic/memory_model.h>
-
-#endif /* !(__ASSEMBLY__) */
-
-/* to align the pointer to the (next) page boundary */
-#define PAGE_ALIGN(addr)	(((addr)+PAGE_SIZE-1)&PAGE_MASK)
-
-/* We used to stick this into a hard-coded global register (%g4)
- * but that does not make sense anymore.
- */
-#define PAGE_OFFSET		_AC(0xFFFFF80000000000,UL)
-
-#ifndef __ASSEMBLY__
-
-#define __pa(x)			((unsigned long)(x) - PAGE_OFFSET)
-#define __va(x)			((void *)((unsigned long) (x) + PAGE_OFFSET))
-
-#define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
-
-#define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr)>>PAGE_SHIFT)
-
-#define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
-
-#define virt_to_phys __pa
-#define phys_to_virt __va
-
-#endif /* !(__ASSEMBLY__) */
-
-#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
-				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-
-#include <asm-generic/page.h>
-
-#endif /* _SPARC64_PAGE_H */
+#include <asm-sparc/page.h>