diff options
Diffstat (limited to 'include/asm-arm26/page.h')
-rw-r--r-- | include/asm-arm26/page.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/include/asm-arm26/page.h b/include/asm-arm26/page.h deleted file mode 100644 index fa19de2..0000000 --- a/include/asm-arm26/page.h +++ /dev/null @@ -1,102 +0,0 @@ -#ifndef _ASMARM_PAGE_H -#define _ASMARM_PAGE_H - - -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ - -extern void __clear_user_page(void *p, unsigned long user); -extern void __copy_user_page(void *to, const void *from, unsigned long user); -extern void copy_page(void *to, const void *from); - -//FIXME these may be wrong on ARM26 -#define clear_user_page(addr,vaddr,pg) \ - do { \ - preempt_disable(); \ - __clear_user_page(addr, vaddr); \ - preempt_enable(); \ - } while (0) - -#define copy_user_page(to,from,vaddr,pg) \ - do { \ - preempt_disable(); \ - __copy_user_page(to, from, vaddr); \ - preempt_enable(); \ - } while (0) - -#define clear_page(page) memzero((void *)(page), PAGE_SIZE) -#define copy_page(to, from) __copy_user_page(to, from, 0); - -#undef STRICT_MM_TYPECHECKS - -#ifdef STRICT_MM_TYPECHECKS -/* - * These are used to make use of C type-checking.. - */ -typedef struct { unsigned long pgd; } pgd_t; -typedef struct { unsigned long pte; } pte_t; -typedef struct { unsigned long pmd; } pmd_t; -typedef struct { unsigned long pgprot; } pgprot_t; - -#define pgd_val(x) ((x).pgd) -#define pte_val(x) ((x).pte) -#define pmd_val(x) ((x).pmd) -#define pgprot_val(x) ((x).pgprot) - -#define __pte(x) ((pte_t) { (x) } ) -#define __pmd(x) ((pmd_t) { (x) } ) -#define __pgprot(x) ((pgprot_t) { (x) } ) - -#else -/* - * .. while these make it easier on the compiler - */ -typedef unsigned long pgd_t; -typedef unsigned long pte_t; -typedef unsigned long pmd_t; -typedef unsigned long pgprot_t; - -//FIXME - should these cast to unsigned long? -#define pgd_val(x) (x) -#define pte_val(x) (x) -#define pmd_val(x) (x) -#define pgprot_val(x) (x) - -#define __pte(x) (x) -#define __pmd(x) (x) -#define __pgprot(x) (x) - -#endif /* STRICT_MM_TYPECHECKS */ -#endif /* !__ASSEMBLY__ */ -#endif /* __KERNEL__ */ - -/* PAGE_SHIFT determines the page size. This is configurable. */ -#if defined(CONFIG_PAGESIZE_16) -#define PAGE_SHIFT 14 /* 16K */ -#else /* default */ -#define PAGE_SHIFT 15 /* 32K */ -#endif - -#define EXEC_PAGESIZE 32768 - -#define PAGE_SIZE (1UL << PAGE_SHIFT) -#define PAGE_MASK (~(PAGE_SIZE-1)) - -/* to align the pointer to the (next) page boundary */ -#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) - -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ - -#include <asm/memory.h> - -#endif /* !__ASSEMBLY__ */ - -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#endif /* __KERNEL__ */ - -#include <asm-generic/page.h> - -#endif |