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authorSam Ravnborg <sam@ravnborg.org>2008-07-17 21:55:51 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-17 21:55:51 -0700
commitf5e706ad886b6a5eb59637830110b09ccebf01c5 (patch)
treeea043a0a28e16a2ac6395c35d737f52698a165b7 /include/asm-sparc64/page.h
parent5e3609f60c09f0f15f71f80c6d7933b2c7be71a6 (diff)
downloadlinux-f5e706ad886b6a5eb59637830110b09ccebf01c5.tar.bz2
sparc: join the remaining header files
With this commit all sparc64 header files are moved to asm-sparc. The remaining files (71 files) were too different to be trivially merged so divide them up in a _32.h and a _64.h file which are both included from the file with no bit size. The following script were used: cd include FILES=`wc -l asm-sparc64/*h | grep -v '^ 1' | cut -b 20-` for FILE in ${FILES}; do echo $FILE: BASE=`echo $FILE | cut -d '.' -f 1` FN32=${BASE}_32.h FN64=${BASE}_64.h GUARD=___ASM_SPARC_`echo $BASE | tr '-' '_' | tr [:lower:] [:upper:]`_H git mv asm-sparc/$FILE asm-sparc/$FN32 git mv asm-sparc64/$FILE asm-sparc/$FN64 echo git mv done printf "#ifndef %s\n" $GUARD > asm-sparc/$FILE printf "#define %s\n" $GUARD >> asm-sparc/$FILE printf "#if defined(__sparc__) && defined(__arch64__)\n" >> asm-sparc/$FILE printf "#include <asm-sparc/%s>\n" $FN64 >> asm-sparc/$FILE printf "#else\n" >> asm-sparc/$FILE printf "#include <asm-sparc/%s>\n" $FN32 >> asm-sparc/$FILE printf "#endif\n" >> asm-sparc/$FILE printf "#endif\n" >> asm-sparc/$FILE git add asm-sparc/$FILE echo new file done printf "#include <asm-sparc/%s>\n" $FILE > asm-sparc64/$FILE git add asm-sparc64/$FILE echo sparc64 file done done The guard contains three '_' to avoid conflict with existing guards. In additing the two Kbuild files are emptied to avoid breaking headers_* targets. We will reintroduce the exported header files when the necessary kbuild changes are merged. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/page.h')
-rw-r--r--include/asm-sparc64/page.h143
1 files changed, 1 insertions, 142 deletions
diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h
index 93f0881b766e..f46c1fb53028 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>