diff options
Diffstat (limited to 'arch/m68k/include/asm')
-rw-r--r-- | arch/m68k/include/asm/mcf_pgtable.h | 63 | ||||
-rw-r--r-- | arch/m68k/include/asm/motorola_pgalloc.h | 8 | ||||
-rw-r--r-- | arch/m68k/include/asm/motorola_pgtable.h | 84 | ||||
-rw-r--r-- | arch/m68k/include/asm/pgtable_mm.h | 1 | ||||
-rw-r--r-- | arch/m68k/include/asm/pgtable_no.h | 2 | ||||
-rw-r--r-- | arch/m68k/include/asm/sun3_pgtable.h | 24 | ||||
-rw-r--r-- | arch/m68k/include/asm/sun3xflop.h | 2 |
7 files changed, 16 insertions, 168 deletions
diff --git a/arch/m68k/include/asm/mcf_pgtable.h b/arch/m68k/include/asm/mcf_pgtable.h index 0031cd387b75..8d4ec05996c5 100644 --- a/arch/m68k/include/asm/mcf_pgtable.h +++ b/arch/m68k/include/asm/mcf_pgtable.h @@ -170,7 +170,7 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp) } #define __pte_page(pte) ((unsigned long) (pte_val(pte) & PAGE_MASK)) -#define __pmd_page(pmd) ((unsigned long) (pmd_val(pmd))) +#define pmd_page_vaddr(pmd) ((unsigned long) (pmd_val(pmd))) static inline int pte_none(pte_t pte) { @@ -311,64 +311,6 @@ static inline pte_t pte_mkcache(pte_t pte) extern pgd_t kernel_pg_dir[PTRS_PER_PGD]; /* - * Find an entry in a pagetable directory. - */ -#define pgd_index(address) ((address) >> PGDIR_SHIFT) -#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) - -/* - * Find an entry in a kernel pagetable directory. - */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -/* - * Find an entry in the third-level pagetable. - */ -#define __pte_offset(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -#define pte_offset_kernel(dir, address) \ - ((pte_t *) __pmd_page(*(dir)) + __pte_offset(address)) - -/* - * Disable caching for page at given kernel virtual address. - */ -static inline void nocache_page(void *vaddr) -{ - pgd_t *dir; - p4d_t *p4dp; - pud_t *pudp; - pmd_t *pmdp; - pte_t *ptep; - unsigned long addr = (unsigned long) vaddr; - - dir = pgd_offset_k(addr); - p4dp = p4d_offset(dir, addr); - pudp = pud_offset(p4dp, addr); - pmdp = pmd_offset(pudp, addr); - ptep = pte_offset_kernel(pmdp, addr); - *ptep = pte_mknocache(*ptep); -} - -/* - * Enable caching for page at given kernel virtual address. - */ -static inline void cache_page(void *vaddr) -{ - pgd_t *dir; - p4d_t *p4dp; - pud_t *pudp; - pmd_t *pmdp; - pte_t *ptep; - unsigned long addr = (unsigned long) vaddr; - - dir = pgd_offset_k(addr); - p4dp = p4d_offset(dir, addr); - pudp = pud_offset(p4dp, addr); - pmdp = pmd_offset(pudp, addr); - ptep = pte_offset_kernel(pmdp, addr); - *ptep = pte_mkcache(*ptep); -} - -/* * Encode and de-code a swap entry (must be !pte_none(e) && !pte_present(e)) */ #define __swp_type(x) ((x).val & 0xFF) @@ -380,9 +322,6 @@ static inline void cache_page(void *vaddr) #define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)) -#define pte_offset_map(pmdp, addr) ((pte_t *)__pmd_page(*pmdp) + \ - __pte_offset(addr)) -#define pte_unmap(pte) ((void) 0) #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) #define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT) diff --git a/arch/m68k/include/asm/motorola_pgalloc.h b/arch/m68k/include/asm/motorola_pgalloc.h index c66e42917912..b4fc3b4f6bb3 100644 --- a/arch/m68k/include/asm/motorola_pgalloc.h +++ b/arch/m68k/include/asm/motorola_pgalloc.h @@ -18,6 +18,12 @@ extern void init_pointer_table(void *table, int type); extern void *get_pointer_table(int type); extern int free_pointer_table(void *table, int type); +/* + * Allocate and free page tables. The xxx_kernel() versions are + * used to allocate a kernel page table - this turns on ASN bits + * if any. + */ + static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) { return get_pointer_table(TABLE_PTE); @@ -82,7 +88,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t page { pmd_set(pmd, page); } -#define pmd_pgtable(pmd) ((pgtable_t)__pmd_page(pmd)) +#define pmd_pgtable(pmd) ((pgtable_t)pmd_page_vaddr(pmd)) static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) { diff --git a/arch/m68k/include/asm/motorola_pgtable.h b/arch/m68k/include/asm/motorola_pgtable.h index 48f19f0ab1e7..8076467eff4b 100644 --- a/arch/m68k/include/asm/motorola_pgtable.h +++ b/arch/m68k/include/asm/motorola_pgtable.h @@ -128,7 +128,7 @@ static inline void pud_set(pud_t *pudp, pmd_t *pmdp) } #define __pte_page(pte) ((unsigned long)__va(pte_val(pte) & PAGE_MASK)) -#define __pmd_page(pmd) ((unsigned long)__va(pmd_val(pmd) & _TABLE_MASK)) +#define pmd_page_vaddr(pmd) ((unsigned long)__va(pmd_val(pmd) & _TABLE_MASK)) #define pud_page_vaddr(pud) ((unsigned long)__va(pud_val(pud) & _TABLE_MASK)) @@ -192,91 +192,9 @@ static inline pte_t pte_mkcache(pte_t pte) return pte; } -#define PAGE_DIR_OFFSET(tsk,address) pgd_offset((tsk),(address)) - -#define pgd_index(address) ((address) >> PGDIR_SHIFT) - -/* to find an entry in a page-table-directory */ -static inline pgd_t *pgd_offset(const struct mm_struct *mm, - unsigned long address) -{ - return mm->pgd + pgd_index(address); -} - #define swapper_pg_dir kernel_pg_dir extern pgd_t kernel_pg_dir[128]; -static inline pgd_t *pgd_offset_k(unsigned long address) -{ - return kernel_pg_dir + (address >> PGDIR_SHIFT); -} - - -/* Find an entry in the second-level page table.. */ -static inline pmd_t *pmd_offset(pud_t *dir, unsigned long address) -{ - return (pmd_t *)pud_page_vaddr(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PMD-1)); -} - -/* Find an entry in the third-level page table.. */ -static inline pte_t *pte_offset_kernel(pmd_t *pmdp, unsigned long address) -{ - return (pte_t *)__pmd_page(*pmdp) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)); -} - -#define pte_offset_map(pmdp,address) ((pte_t *)__pmd_page(*pmdp) + (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))) -#define pte_unmap(pte) ((void)0) - -/* - * Allocate and free page tables. The xxx_kernel() versions are - * used to allocate a kernel page table - this turns on ASN bits - * if any. - */ - -/* Prior to calling these routines, the page should have been flushed - * from both the cache and ATC, or the CPU might not notice that the - * cache setting for the page has been changed. -jskov - */ -static inline void nocache_page(void *vaddr) -{ - unsigned long addr = (unsigned long)vaddr; - - if (CPU_IS_040_OR_060) { - pgd_t *dir; - p4d_t *p4dp; - pud_t *pudp; - pmd_t *pmdp; - pte_t *ptep; - - dir = pgd_offset_k(addr); - p4dp = p4d_offset(dir, addr); - pudp = pud_offset(p4dp, addr); - pmdp = pmd_offset(pudp, addr); - ptep = pte_offset_kernel(pmdp, addr); - *ptep = pte_mknocache(*ptep); - } -} - -static inline void cache_page(void *vaddr) -{ - unsigned long addr = (unsigned long)vaddr; - - if (CPU_IS_040_OR_060) { - pgd_t *dir; - p4d_t *p4dp; - pud_t *pudp; - pmd_t *pmdp; - pte_t *ptep; - - dir = pgd_offset_k(addr); - p4dp = p4d_offset(dir, addr); - pudp = pud_offset(p4dp, addr); - pmdp = pmd_offset(pudp, addr); - ptep = pte_offset_kernel(pmdp, addr); - *ptep = pte_mkcache(*ptep); - } -} - /* Encode and de-code a swap entry (must be !pte_none(e) && !pte_present(e)) */ #define __swp_type(x) (((x).val >> 4) & 0xff) #define __swp_offset(x) ((x).val >> 12) diff --git a/arch/m68k/include/asm/pgtable_mm.h b/arch/m68k/include/asm/pgtable_mm.h index f0e5167de834..aca22c2c1ee2 100644 --- a/arch/m68k/include/asm/pgtable_mm.h +++ b/arch/m68k/include/asm/pgtable_mm.h @@ -176,7 +176,6 @@ pgprot_t pgprot_dmacoherent(pgprot_t prot); #define pgprot_dmacoherent(prot) pgprot_dmacoherent(prot) #endif /* CONFIG_COLDFIRE */ -#include <asm-generic/pgtable.h> #endif /* !__ASSEMBLY__ */ #endif /* _M68K_PGTABLE_H */ diff --git a/arch/m68k/include/asm/pgtable_no.h b/arch/m68k/include/asm/pgtable_no.h index ccc4568299e5..87151d67d91e 100644 --- a/arch/m68k/include/asm/pgtable_no.h +++ b/arch/m68k/include/asm/pgtable_no.h @@ -53,6 +53,4 @@ extern void paging_init(void); #define KMAP_START 0 #define KMAP_END 0xffffffff -#include <asm-generic/pgtable.h> - #endif /* _M68KNOMMU_PGTABLE_H */ diff --git a/arch/m68k/include/asm/sun3_pgtable.h b/arch/m68k/include/asm/sun3_pgtable.h index 0caa18a08437..5b24283a0a42 100644 --- a/arch/m68k/include/asm/sun3_pgtable.h +++ b/arch/m68k/include/asm/sun3_pgtable.h @@ -112,8 +112,11 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #define __pte_page(pte) \ ((unsigned long) __va ((pte_val (pte) & SUN3_PAGE_PGNUM_MASK) << PAGE_SHIFT)) -#define __pmd_page(pmd) \ -((unsigned long) __va (pmd_val (pmd) & PAGE_MASK)) + +static inline unsigned long pmd_page_vaddr(pmd_t pmd) +{ + return (unsigned long)__va(pmd_val(pmd) & PAGE_MASK); +} static inline int pte_none (pte_t pte) { return !pte_val (pte); } static inline int pte_present (pte_t pte) { return pte_val (pte) & SUN3_PAGE_VALID; } @@ -127,7 +130,7 @@ static inline void pte_clear (struct mm_struct *mm, unsigned long addr, pte_t *p ({ pte_t __pte; pte_val(__pte) = pfn | pgprot_val(pgprot); __pte; }) #define pte_page(pte) virt_to_page(__pte_page(pte)) -#define pmd_page(pmd) virt_to_page(__pmd_page(pmd)) +#define pmd_page(pmd) virt_to_page(pmd_page_vaddr(pmd)) static inline int pmd_none2 (pmd_t *pmd) { return !pmd_val (*pmd); } @@ -171,21 +174,6 @@ static inline pte_t pte_mkcache(pte_t pte) { return pte; } extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern pgd_t kernel_pg_dir[PTRS_PER_PGD]; -/* Find an entry in a pagetable directory. */ -#define pgd_index(address) ((address) >> PGDIR_SHIFT) - -#define pgd_offset(mm, address) \ -((mm)->pgd + pgd_index(address)) - -/* Find an entry in a kernel pagetable directory. */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -/* Find an entry in the third-level pagetable. */ -#define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE-1)) -#define pte_offset_kernel(pmd, address) ((pte_t *) __pmd_page(*pmd) + pte_index(address)) -#define pte_offset_map(pmd, address) ((pte_t *)page_address(pmd_page(*pmd)) + pte_index(address)) -#define pte_unmap(pte) do { } while (0) - /* Macros to (de)construct the fake PTEs representing swap pages. */ #define __swp_type(x) ((x).val & 0x7F) #define __swp_offset(x) (((x).val) >> 7) diff --git a/arch/m68k/include/asm/sun3xflop.h b/arch/m68k/include/asm/sun3xflop.h index ef04c43acd13..93f2a8431c0e 100644 --- a/arch/m68k/include/asm/sun3xflop.h +++ b/arch/m68k/include/asm/sun3xflop.h @@ -10,8 +10,8 @@ #ifndef __ASM_SUN3X_FLOPPY_H #define __ASM_SUN3X_FLOPPY_H +#include <linux/pgtable.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/irq.h> #include <asm/sun3x.h> |