diff options
Diffstat (limited to 'include/asm-mips/pgtable.h')
-rw-r--r-- | include/asm-mips/pgtable.h | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index eaf5d9b3a0e1..1e8ae2723be4 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h | |||
@@ -8,8 +8,6 @@ | |||
8 | #ifndef _ASM_PGTABLE_H | 8 | #ifndef _ASM_PGTABLE_H |
9 | #define _ASM_PGTABLE_H | 9 | #define _ASM_PGTABLE_H |
10 | 10 | ||
11 | #include <asm-generic/4level-fixup.h> | ||
12 | |||
13 | #include <linux/config.h> | 11 | #include <linux/config.h> |
14 | #ifdef CONFIG_32BIT | 12 | #ifdef CONFIG_32BIT |
15 | #include <asm/pgtable-32.h> | 13 | #include <asm/pgtable-32.h> |
@@ -18,6 +16,7 @@ | |||
18 | #include <asm/pgtable-64.h> | 16 | #include <asm/pgtable-64.h> |
19 | #endif | 17 | #endif |
20 | 18 | ||
19 | #include <asm/io.h> | ||
21 | #include <asm/pgtable-bits.h> | 20 | #include <asm/pgtable-bits.h> |
22 | 21 | ||
23 | #define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT) | 22 | #define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT) |
@@ -84,7 +83,7 @@ extern void paging_init(void); | |||
84 | #define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL)) | 83 | #define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL)) |
85 | #define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT) | 84 | #define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT) |
86 | 85 | ||
87 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) | 86 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) |
88 | static inline void set_pte(pte_t *ptep, pte_t pte) | 87 | static inline void set_pte(pte_t *ptep, pte_t pte) |
89 | { | 88 | { |
90 | ptep->pte_high = pte.pte_high; | 89 | ptep->pte_high = pte.pte_high; |
@@ -148,11 +147,18 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt | |||
148 | #endif | 147 | #endif |
149 | 148 | ||
150 | /* | 149 | /* |
151 | * (pmds are folded into pgds so this doesn't get actually called, | 150 | * (pmds are folded into puds so this doesn't get actually called, |
152 | * but the define is needed for a generic inline function.) | 151 | * but the define is needed for a generic inline function.) |
153 | */ | 152 | */ |
154 | #define set_pmd(pmdptr, pmdval) do { *(pmdptr) = (pmdval); } while(0) | 153 | #define set_pmd(pmdptr, pmdval) do { *(pmdptr) = (pmdval); } while(0) |
155 | #define set_pgd(pgdptr, pgdval) do { *(pgdptr) = (pgdval); } while(0) | 154 | |
155 | #ifdef CONFIG_64BIT | ||
156 | /* | ||
157 | * (puds are folded into pgds so this doesn't get actually called, | ||
158 | * but the define is needed for a generic inline function.) | ||
159 | */ | ||
160 | #define set_pud(pudptr, pudval) do { *(pudptr) = (pudval); } while(0) | ||
161 | #endif | ||
156 | 162 | ||
157 | #define PGD_T_LOG2 ffz(~sizeof(pgd_t)) | 163 | #define PGD_T_LOG2 ffz(~sizeof(pgd_t)) |
158 | #define PMD_T_LOG2 ffz(~sizeof(pmd_t)) | 164 | #define PMD_T_LOG2 ffz(~sizeof(pmd_t)) |
@@ -165,7 +171,7 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; | |||
165 | * Undefined behaviour if not.. | 171 | * Undefined behaviour if not.. |
166 | */ | 172 | */ |
167 | static inline int pte_user(pte_t pte) { BUG(); return 0; } | 173 | static inline int pte_user(pte_t pte) { BUG(); return 0; } |
168 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) | 174 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) |
169 | static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_READ; } | 175 | static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_READ; } |
170 | static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_WRITE; } | 176 | static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_WRITE; } |
171 | static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_MODIFIED; } | 177 | static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_MODIFIED; } |
@@ -324,7 +330,7 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot) | |||
324 | */ | 330 | */ |
325 | #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) | 331 | #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) |
326 | 332 | ||
327 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) | 333 | #if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) |
328 | static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) | 334 | static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) |
329 | { | 335 | { |
330 | pte.pte_low &= _PAGE_CHG_MASK; | 336 | pte.pte_low &= _PAGE_CHG_MASK; |
@@ -357,7 +363,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, | |||
357 | #endif | 363 | #endif |
358 | 364 | ||
359 | #ifdef CONFIG_64BIT_PHYS_ADDR | 365 | #ifdef CONFIG_64BIT_PHYS_ADDR |
360 | extern phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size); | ||
361 | extern int remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot); | 366 | extern int remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot); |
362 | 367 | ||
363 | static inline int io_remap_pfn_range(struct vm_area_struct *vma, | 368 | static inline int io_remap_pfn_range(struct vm_area_struct *vma, |
@@ -367,7 +372,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, | |||
367 | pgprot_t prot) | 372 | pgprot_t prot) |
368 | { | 373 | { |
369 | phys_t phys_addr_high = fixup_bigphys_addr(pfn << PAGE_SHIFT, size); | 374 | phys_t phys_addr_high = fixup_bigphys_addr(pfn << PAGE_SHIFT, size); |
370 | return remap_pfn_range(vma, vaddr, pfn, size, prot); | 375 | return remap_pfn_range(vma, vaddr, phys_addr_high >> PAGE_SHIFT, size, prot); |
371 | } | 376 | } |
372 | #else | 377 | #else |
373 | #define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ | 378 | #define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ |