diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/parisc/include/asm/cacheflush.h')
-rw-r--r-- | ANDROID_3.4.5/arch/parisc/include/asm/cacheflush.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/ANDROID_3.4.5/arch/parisc/include/asm/cacheflush.h b/ANDROID_3.4.5/arch/parisc/include/asm/cacheflush.h deleted file mode 100644 index 9f21ab0c..00000000 --- a/ANDROID_3.4.5/arch/parisc/include/asm/cacheflush.h +++ /dev/null @@ -1,161 +0,0 @@ -#ifndef _PARISC_CACHEFLUSH_H -#define _PARISC_CACHEFLUSH_H - -#include <linux/mm.h> -#include <linux/uaccess.h> -#include <asm/tlbflush.h> - -/* The usual comment is "Caches aren't brain-dead on the <architecture>". - * Unfortunately, that doesn't apply to PA-RISC. */ - -/* Internal implementation */ -void flush_data_cache_local(void *); /* flushes local data-cache only */ -void flush_instruction_cache_local(void *); /* flushes local code-cache only */ -#ifdef CONFIG_SMP -void flush_data_cache(void); /* flushes data-cache only (all processors) */ -void flush_instruction_cache(void); /* flushes i-cache only (all processors) */ -#else -#define flush_data_cache() flush_data_cache_local(NULL) -#define flush_instruction_cache() flush_instruction_cache_local(NULL) -#endif - -#define flush_cache_dup_mm(mm) flush_cache_mm(mm) - -void flush_user_icache_range_asm(unsigned long, unsigned long); -void flush_kernel_icache_range_asm(unsigned long, unsigned long); -void flush_user_dcache_range_asm(unsigned long, unsigned long); -void flush_kernel_dcache_range_asm(unsigned long, unsigned long); -void flush_kernel_dcache_page_asm(void *); -void flush_kernel_icache_page(void *); -void flush_user_dcache_range(unsigned long, unsigned long); -void flush_user_icache_range(unsigned long, unsigned long); - -/* Cache flush operations */ - -void flush_cache_all_local(void); -void flush_cache_all(void); -void flush_cache_mm(struct mm_struct *mm); - -#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE -void flush_kernel_dcache_page_addr(void *addr); -static inline void flush_kernel_dcache_page(struct page *page) -{ - flush_kernel_dcache_page_addr(page_address(page)); -} - -#define flush_kernel_dcache_range(start,size) \ - flush_kernel_dcache_range_asm((start), (start)+(size)); -/* vmap range flushes and invalidates. Architecturally, we don't need - * the invalidate, because the CPU should refuse to speculate once an - * area has been flushed, so invalidate is left empty */ -static inline void flush_kernel_vmap_range(void *vaddr, int size) -{ - unsigned long start = (unsigned long)vaddr; - - flush_kernel_dcache_range_asm(start, start + size); -} -static inline void invalidate_kernel_vmap_range(void *vaddr, int size) -{ - unsigned long start = (unsigned long)vaddr; - void *cursor = vaddr; - - for ( ; cursor < vaddr + size; cursor += PAGE_SIZE) { - struct page *page = vmalloc_to_page(cursor); - - if (test_and_clear_bit(PG_dcache_dirty, &page->flags)) - flush_kernel_dcache_page(page); - } - flush_kernel_dcache_range_asm(start, start + size); -} - -#define flush_cache_vmap(start, end) flush_cache_all() -#define flush_cache_vunmap(start, end) flush_cache_all() - -#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 -extern void flush_dcache_page(struct page *page); - -#define flush_dcache_mmap_lock(mapping) \ - spin_lock_irq(&(mapping)->tree_lock) -#define flush_dcache_mmap_unlock(mapping) \ - spin_unlock_irq(&(mapping)->tree_lock) - -#define flush_icache_page(vma,page) do { \ - flush_kernel_dcache_page(page); \ - flush_kernel_icache_page(page_address(page)); \ -} while (0) - -#define flush_icache_range(s,e) do { \ - flush_kernel_dcache_range_asm(s,e); \ - flush_kernel_icache_range_asm(s,e); \ -} while (0) - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page)); \ - memcpy(dst, src, len); \ - flush_kernel_dcache_range_asm((unsigned long)dst, (unsigned long)dst + len); \ -} while (0) - -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ -do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page)); \ - memcpy(dst, src, len); \ -} while (0) - -void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long pfn); -void flush_cache_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end); - -/* defined in pacache.S exported in cache.c used by flush_anon_page */ -void flush_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr); - -#define ARCH_HAS_FLUSH_ANON_PAGE -static inline void -flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr) -{ - if (PageAnon(page)) { - flush_tlb_page(vma, vmaddr); - flush_dcache_page_asm(page_to_phys(page), vmaddr); - } -} - -#ifdef CONFIG_DEBUG_RODATA -void mark_rodata_ro(void); -#endif - -#ifdef CONFIG_PA8X00 -/* Only pa8800, pa8900 needs this */ - -#include <asm/kmap_types.h> - -#define ARCH_HAS_KMAP - -void kunmap_parisc(void *addr); - -static inline void *kmap(struct page *page) -{ - might_sleep(); - return page_address(page); -} - -#define kunmap(page) kunmap_parisc(page_address(page)) - -static inline void *kmap_atomic(struct page *page) -{ - pagefault_disable(); - return page_address(page); -} - -static inline void __kunmap_atomic(void *addr) -{ - kunmap_parisc(addr); - pagefault_enable(); -} - -#define kmap_atomic_prot(page, prot) kmap_atomic(page) -#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn)) -#define kmap_atomic_to_page(ptr) virt_to_page(ptr) -#endif - -#endif /* _PARISC_CACHEFLUSH_H */ - |