diff options
Diffstat (limited to 'arch/openrisc/include/asm')
| -rw-r--r-- | arch/openrisc/include/asm/cacheflush.h | 31 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/io.h | 1 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/pgtable.h | 34 | ||||
| -rw-r--r-- | arch/openrisc/include/asm/tlbflush.h | 1 |
4 files changed, 10 insertions, 57 deletions
diff --git a/arch/openrisc/include/asm/cacheflush.h b/arch/openrisc/include/asm/cacheflush.h index 79d5d7753fe4..eeac40d4a854 100644 --- a/arch/openrisc/include/asm/cacheflush.h +++ b/arch/openrisc/include/asm/cacheflush.h @@ -62,31 +62,12 @@ static inline void flush_dcache_page(struct page *page) clear_bit(PG_dc_clean, &page->flags); } -/* - * Other interfaces are not required since we do not have virtually - * indexed or tagged caches. So we can use the default here. - */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_dup_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr, pfn) do { } while (0) -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_icache_range(start, end) do { } while (0) -#define flush_icache_page(vma, pg) do { } while (0) -#define flush_icache_user_range(vma, pg, adr, len) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - do { \ - memcpy(dst, src, len); \ - if (vma->vm_flags & VM_EXEC) \ - sync_icache_dcache(page); \ - } while (0) +#define flush_icache_user_page(vma, page, addr, len) \ +do { \ + if (vma->vm_flags & VM_EXEC) \ + sync_icache_dcache(page); \ +} while (0) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) +#include <asm-generic/cacheflush.h> #endif /* __ASM_CACHEFLUSH_H */ diff --git a/arch/openrisc/include/asm/io.h b/arch/openrisc/include/asm/io.h index e18f038b2a6d..db02fb2077d9 100644 --- a/arch/openrisc/include/asm/io.h +++ b/arch/openrisc/include/asm/io.h @@ -26,7 +26,6 @@ #define PIO_MASK 0 #include <asm-generic/io.h> -#include <asm/pgtable.h> void __iomem *ioremap(phys_addr_t offset, unsigned long size); extern void iounmap(void *addr); diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h index 7f3fb9ceb083..9425bedab4fc 100644 --- a/arch/openrisc/include/asm/pgtable.h +++ b/arch/openrisc/include/asm/pgtable.h @@ -21,7 +21,6 @@ #ifndef __ASM_OPENRISC_PGTABLE_H #define __ASM_OPENRISC_PGTABLE_H -#define __ARCH_USE_5LEVEL_HACK #include <asm-generic/pgtable-nopmd.h> #ifndef __ASSEMBLY__ @@ -364,38 +363,15 @@ static inline void pmd_set(pmd_t *pmdp, pte_t *ptep) } #define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)) -#define pmd_page_kernel(pmd) ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK)) -/* to find an entry in a page-table-directory. */ -#define pgd_index(address) ((address >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) - -#define __pgd_offset(address) pgd_index(address) - -#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) - -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) +static inline unsigned long pmd_page_vaddr(pmd_t pmd) +{ + return ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK)); +} #define __pmd_offset(address) \ (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -/* - * the pte page can be thought of an array like this: pte_t[PTRS_PER_PTE] - * - * this macro returns the index of the entry in the pte page which would - * control the given virtual address - */ -#define __pte_offset(address) \ - (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -#define pte_offset_kernel(dir, address) \ - ((pte_t *) pmd_page_kernel(*(dir)) + __pte_offset(address)) -#define pte_offset_map(dir, address) \ - ((pte_t *)page_address(pmd_page(*(dir))) + __pte_offset(address)) -#define pte_offset_map_nested(dir, address) \ - pte_offset_map(dir, address) - -#define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) #define pte_pfn(x) ((unsigned long)(((x).pte)) >> PAGE_SHIFT) #define pfn_pte(pfn, prot) __pte((((pfn) << PAGE_SHIFT)) | pgprot_val(prot)) @@ -439,8 +415,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, #define kern_addr_valid(addr) (1) -#include <asm-generic/pgtable.h> - typedef pte_t *pte_addr_t; #endif /* __ASSEMBLY__ */ diff --git a/arch/openrisc/include/asm/tlbflush.h b/arch/openrisc/include/asm/tlbflush.h index e9a7f0b35a15..4a4639c65cbb 100644 --- a/arch/openrisc/include/asm/tlbflush.h +++ b/arch/openrisc/include/asm/tlbflush.h @@ -17,7 +17,6 @@ #include <linux/mm.h> #include <asm/processor.h> -#include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/current.h> #include <linux/sched.h> |