diff options
author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-01-30 12:32:55 (GMT) |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 12:32:55 (GMT) |
commit | 6c3866558213ff706d8331053386915371ad63ec (patch) | |
tree | 7c7d4b56c0544abbc2256f078d71a78d3ebfb84d /include/asm-x86/pgtable_64.h | |
parent | 82bc03fc158e28c90d7ed9919410776039cb4e14 (diff) | |
download | linux-fsl-qoriq-6c3866558213ff706d8331053386915371ad63ec.tar.xz |
x86: move all asm/pgtable constants into one place
32 and 64-bit use the same flags for pagetable entries, so make them all common.
[ mingo@elte.hu: fixes ]
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/pgtable_64.h')
-rw-r--r-- | include/asm-x86/pgtable_64.h | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/include/asm-x86/pgtable_64.h b/include/asm-x86/pgtable_64.h index 9c9cddf5..93eb4df 100644 --- a/include/asm-x86/pgtable_64.h +++ b/include/asm-x86/pgtable_64.h @@ -131,8 +131,6 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define PGDIR_SIZE (_AC(1,UL) << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) -#define USER_PTRS_PER_PGD ((TASK_SIZE-1)/PGDIR_SIZE+1) -#define FIRST_USER_ADDRESS 0 #define MAXMEM _AC(0x3fffffffffff, UL) #define VMALLOC_START _AC(0xffffc20000000000, UL) @@ -142,95 +140,6 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long #define MODULES_END _AC(0xfffffffffff00000, UL) #define MODULES_LEN (MODULES_END - MODULES_VADDR) -#define _PAGE_BIT_PRESENT 0 -#define _PAGE_BIT_RW 1 -#define _PAGE_BIT_USER 2 -#define _PAGE_BIT_PWT 3 -#define _PAGE_BIT_PCD 4 -#define _PAGE_BIT_ACCESSED 5 -#define _PAGE_BIT_DIRTY 6 -#define _PAGE_BIT_PSE 7 /* 4 MB (or 2MB) page */ -#define _PAGE_BIT_FILE 6 -#define _PAGE_BIT_GLOBAL 8 /* Global TLB entry PPro+ */ -#define _PAGE_BIT_NX 63 /* No execute: only valid after cpuid check */ - -#define _PAGE_PRESENT (_AC(1, UL)<<_PAGE_BIT_PRESENT) -#define _PAGE_RW (_AC(1, UL)<<_PAGE_BIT_RW) -#define _PAGE_USER (_AC(1, UL)<<_PAGE_BIT_USER) -#define _PAGE_PWT (_AC(1, UL)<<_PAGE_BIT_PWT) -#define _PAGE_PCD (_AC(1, UL)<<_PAGE_BIT_PCD) -#define _PAGE_ACCESSED (_AC(1, UL)<<_PAGE_BIT_ACCESSED) -#define _PAGE_DIRTY (_AC(1, UL)<<_PAGE_BIT_DIRTY) -/* 2MB page */ -#define _PAGE_PSE (_AC(1, UL)<<_PAGE_BIT_PSE) -/* nonlinear file mapping, saved PTE; unset:swap */ -#define _PAGE_FILE (_AC(1, UL)<<_PAGE_BIT_FILE) -/* Global TLB entry */ -#define _PAGE_GLOBAL (_AC(1, UL)<<_PAGE_BIT_GLOBAL) - -#define _PAGE_PROTNONE 0x080 /* If not present */ -#define _PAGE_NX (_AC(1, UL)<<_PAGE_BIT_NX) - -#define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY) -#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) - -#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) - -#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_ACCESSED) -#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) -#define PAGE_SHARED_EXEC __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED) -#define PAGE_COPY_NOEXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) -#define PAGE_COPY PAGE_COPY_NOEXEC -#define PAGE_COPY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) -#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) -#define PAGE_READONLY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) -#define __PAGE_KERNEL \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) -#define __PAGE_KERNEL_EXEC \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) -#define __PAGE_KERNEL_NOCACHE \ - (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_PCD | _PAGE_PWT | _PAGE_ACCESSED | _PAGE_NX) -#define __PAGE_KERNEL_RO \ - (_PAGE_PRESENT | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) -#define __PAGE_KERNEL_VSYSCALL \ - (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) -#define __PAGE_KERNEL_VSYSCALL_NOCACHE \ - (_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_PCD | _PAGE_PWT) -#define __PAGE_KERNEL_LARGE \ - (__PAGE_KERNEL | _PAGE_PSE) -#define __PAGE_KERNEL_LARGE_EXEC \ - (__PAGE_KERNEL_EXEC | _PAGE_PSE) - -#define MAKE_GLOBAL(x) __pgprot((x) | _PAGE_GLOBAL) - -#define PAGE_KERNEL MAKE_GLOBAL(__PAGE_KERNEL) -#define PAGE_KERNEL_EXEC MAKE_GLOBAL(__PAGE_KERNEL_EXEC) -#define PAGE_KERNEL_RO MAKE_GLOBAL(__PAGE_KERNEL_RO) -#define PAGE_KERNEL_NOCACHE MAKE_GLOBAL(__PAGE_KERNEL_NOCACHE) -#define PAGE_KERNEL_VSYSCALL32 __pgprot(__PAGE_KERNEL_VSYSCALL) -#define PAGE_KERNEL_VSYSCALL MAKE_GLOBAL(__PAGE_KERNEL_VSYSCALL) -#define PAGE_KERNEL_LARGE MAKE_GLOBAL(__PAGE_KERNEL_LARGE) -#define PAGE_KERNEL_VSYSCALL_NOCACHE MAKE_GLOBAL(__PAGE_KERNEL_VSYSCALL_NOCACHE) - -/* xwr */ -#define __P000 PAGE_NONE -#define __P001 PAGE_READONLY -#define __P010 PAGE_COPY -#define __P011 PAGE_COPY -#define __P100 PAGE_READONLY_EXEC -#define __P101 PAGE_READONLY_EXEC -#define __P110 PAGE_COPY_EXEC -#define __P111 PAGE_COPY_EXEC - -#define __S000 PAGE_NONE -#define __S001 PAGE_READONLY -#define __S010 PAGE_SHARED -#define __S011 PAGE_SHARED -#define __S100 PAGE_READONLY_EXEC -#define __S101 PAGE_READONLY_EXEC -#define __S110 PAGE_SHARED_EXEC -#define __S111 PAGE_SHARED_EXEC - #ifndef __ASSEMBLY__ static inline unsigned long pgd_bad(pgd_t pgd) |