#ifndef _ASM_M32R_CACHEFLUSH_H #define _ASM_M32R_CACHEFLUSH_H #include <linux/mm.h> extern void _flush_cache_all(void); extern void _flush_cache_copyback_all(void); #if defined([31mCONFIG_CHIP_M32700[0m) || defined([31mCONFIG_CHIP_OPSP[0m) || defined([31mCONFIG_CHIP_M32104[0m) #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 ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 #define flush_dcache_page(page) do { } while (0) #define flush_dcache_mmap_lock(mapping) do { } while (0) #define flush_dcache_mmap_unlock(mapping) do { } while (0) #ifndef [31mCONFIG_SMP[0m #define flush_icache_range(start, end) _flush_cache_copyback_all() #define flush_icache_page(vma,pg) _flush_cache_copyback_all() #define flush_icache_user_range(vma,pg,adr,len) _flush_cache_copyback_all() #define flush_cache_sigtramp(addr) _flush_cache_copyback_all() #else /* CONFIG_SMP */ extern void smp_flush_cache_all(void); #define flush_icache_range(start, end) smp_flush_cache_all() #define flush_icache_page(vma,pg) smp_flush_cache_all() #define flush_icache_user_range(vma,pg,adr,len) smp_flush_cache_all() #define flush_cache_sigtramp(addr) _flush_cache_copyback_all() #endif /* CONFIG_SMP */ #elif defined([31mCONFIG_CHIP_M32102[0m) #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 ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 #define flush_dcache_page(page) 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) _flush_cache_all() #define flush_icache_page(vma,pg) _flush_cache_all() #define flush_icache_user_range(vma,pg,adr,len) _flush_cache_all() #define flush_cache_sigtramp(addr) _flush_cache_all() #else #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 ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 #define flush_dcache_page(page) 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_sigtramp(addr) do { } while (0) #endif /* CONFIG_CHIP_* */ #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); \ flush_icache_user_range(vma, page, vaddr, len); \ } while (0) #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ memcpy(dst, src, len) #endif /* _ASM_M32R_CACHEFLUSH_H */ |