/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef _ASMARM_CACHEFLUSH_H #define _ASMARM_CACHEFLUSH_H #include #include /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #include #include #define CACHE_COLOUR(vaddr) ((vaddr & (SHMLBA - 1)) >> PAGE_SHIFT) #undef _CACHE /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #undef MULTI_CACHE #if !defined(_CACHE) && !defined(MULTI_CACHE) #error Unknown cache maintainence model #endif /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define PG_dcache_dirty PG_arch_1 struct cpu_cache_fns { void (*flush_kern_all)(void); void (*flush_user_all)(void); /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ void (*flush_user_range)(unsigned long, unsigned long, unsigned int); void (*coherent_kern_range)(unsigned long, unsigned long); void (*coherent_user_range)(unsigned long, unsigned long); void (*flush_kern_dcache_page)(void *); /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ void (*dma_inv_range)(unsigned long, unsigned long); void (*dma_clean_range)(unsigned long, unsigned long); void (*dma_flush_range)(unsigned long, unsigned long); }; /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #ifdef MULTI_CACHE #define __cpuc_flush_kern_all cpu_cache.flush_kern_all #define __cpuc_flush_user_all cpu_cache.flush_user_all #define __cpuc_flush_user_range cpu_cache.flush_user_range /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define __cpuc_coherent_kern_range cpu_cache.coherent_kern_range #define __cpuc_coherent_user_range cpu_cache.coherent_user_range #define __cpuc_flush_dcache_page cpu_cache.flush_kern_dcache_page #define dmac_inv_range cpu_cache.dma_inv_range /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define dmac_clean_range cpu_cache.dma_clean_range #define dmac_flush_range cpu_cache.dma_flush_range #else #define __cpuc_flush_kern_all __glue(_CACHE,_flush_kern_cache_all) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define __cpuc_flush_user_all __glue(_CACHE,_flush_user_cache_all) #define __cpuc_flush_user_range __glue(_CACHE,_flush_user_cache_range) #define __cpuc_coherent_kern_range __glue(_CACHE,_coherent_kern_range) #define __cpuc_coherent_user_range __glue(_CACHE,_coherent_user_range) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define __cpuc_flush_dcache_page __glue(_CACHE,_flush_kern_dcache_page) #define dmac_inv_range __glue(_CACHE,_dma_inv_range) #define dmac_clean_range __glue(_CACHE,_dma_clean_range) #define dmac_flush_range __glue(_CACHE,_dma_flush_range) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #endif #define flush_cache_vmap(start, end) flush_cache_all() #define flush_cache_vunmap(start, end) flush_cache_all() #define copy_to_user_page(vma, page, vaddr, dst, src, len) do { memcpy(dst, src, len); flush_ptrace_access(vma, page, vaddr, dst, len, 1); } while (0) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define copy_from_user_page(vma, page, vaddr, dst, src, len) do { memcpy(dst, src, len); } while (0) #define flush_cache_all() __cpuc_flush_kern_all() #define flush_cache_user_range(vma,start,end) __cpuc_coherent_user_range((start) & PAGE_MASK, PAGE_ALIGN(end)) #define flush_icache_range(s,e) __cpuc_coherent_kern_range(s,e) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define clean_dcache_area(start,size) cpu_dcache_clean_area(start, size) #define flush_dcache_mmap_lock(mapping) write_lock_irq(&(mapping)->tree_lock) #define flush_dcache_mmap_unlock(mapping) write_unlock_irq(&(mapping)->tree_lock) #define flush_icache_user_range(vma,page,addr,len) flush_dcache_page(page) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define flush_icache_page(vma,page) do { } while (0) #define __cacheid_present(val) (val != read_cpuid(CPUID_ID)) #define __cacheid_vivt(val) ((val & (15 << 25)) != (14 << 25)) #define __cacheid_vipt(val) ((val & (15 << 25)) == (14 << 25)) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define __cacheid_vipt_nonaliasing(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25)) #define __cacheid_vipt_aliasing(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25 | 1 << 23)) #define cache_is_vivt() ({ unsigned int __val = read_cpuid(CPUID_CACHETYPE); (!__cacheid_present(__val)) || __cacheid_vivt(__val); }) #define cache_is_vipt() ({ unsigned int __val = read_cpuid(CPUID_CACHETYPE); __cacheid_present(__val) && __cacheid_vipt(__val); }) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define cache_is_vipt_nonaliasing() ({ unsigned int __val = read_cpuid(CPUID_CACHETYPE); __cacheid_present(__val) && __cacheid_vipt_nonaliasing(__val); }) #define cache_is_vipt_aliasing() ({ unsigned int __val = read_cpuid(CPUID_CACHETYPE); __cacheid_present(__val) && __cacheid_vipt_aliasing(__val); }) #endif