//# endif
#endif
+#if defined(CONFIG_CPU_V7)
+//# ifdef _CACHE
+# define MULTI_CACHE 1
+//# else
+//# define _CACHE v7
+//# endif
+#endif
+
#if !defined(_CACHE) && !defined(MULTI_CACHE)
#error Unknown cache maintainence model
#endif
void (*coherent_user_range)(unsigned long, unsigned long);
void (*flush_kern_dcache_page)(void *);
- void (*dma_inv_range)(unsigned long, unsigned long);
- void (*dma_clean_range)(unsigned long, unsigned long);
- void (*dma_flush_range)(unsigned long, unsigned long);
+ void (*dma_inv_range)(const void *, const void *);
+ void (*dma_clean_range)(const void *, const void *);
+ void (*dma_flush_range)(const void *, const void *);
+};
+
+struct outer_cache_fns {
+ void (*inv_range)(unsigned long, unsigned long);
+ void (*clean_range)(unsigned long, unsigned long);
+ void (*flush_range)(unsigned long, unsigned long);
};
/*
#define dmac_clean_range __glue(_CACHE,_dma_clean_range)
#define dmac_flush_range __glue(_CACHE,_dma_flush_range)
-extern void dmac_inv_range(unsigned long, unsigned long);
-extern void dmac_clean_range(unsigned long, unsigned long);
-extern void dmac_flush_range(unsigned long, unsigned long);
+extern void dmac_inv_range(const void *, const void *);
+extern void dmac_clean_range(const void *, const void *);
+extern void dmac_flush_range(const void *, const void *);
+
+#endif
+
+#ifdef CONFIG_OUTER_CACHE
+
+extern struct outer_cache_fns outer_cache;
+
+static inline void outer_inv_range(unsigned long start, unsigned long end)
+{
+ if (outer_cache.inv_range)
+ outer_cache.inv_range(start, end);
+}
+static inline void outer_clean_range(unsigned long start, unsigned long end)
+{
+ if (outer_cache.clean_range)
+ outer_cache.clean_range(start, end);
+}
+static inline void outer_flush_range(unsigned long start, unsigned long end)
+{
+ if (outer_cache.flush_range)
+ outer_cache.flush_range(start, end);
+}
+
+#else
+
+static inline void outer_inv_range(unsigned long start, unsigned long end)
+{ }
+static inline void outer_clean_range(unsigned long start, unsigned long end)
+{ }
+static inline void outer_flush_range(unsigned long start, unsigned long end)
+{ }
#endif
extern void __flush_dcache_page(struct address_space *mapping, struct page *page);
+#define ARCH_HAS_FLUSH_ANON_PAGE
+static inline void flush_anon_page(struct vm_area_struct *vma,
+ struct page *page, unsigned long vmaddr)
+{
+ extern void __flush_anon_page(struct vm_area_struct *vma,
+ struct page *, unsigned long);
+ if (PageAnon(page))
+ __flush_anon_page(vma, page, vmaddr);
+}
+
#define flush_dcache_mmap_lock(mapping) \
write_lock_irq(&(mapping)->tree_lock)
#define flush_dcache_mmap_unlock(mapping) \
*/
#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))
-#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 __cacheid_present(val) (val != read_cpuid(CPUID_ID))
+#define __cacheid_type_v7(val) ((val & (7 << 29)) == (4 << 29))
+
+#define __cacheid_vivt_prev7(val) ((val & (15 << 25)) != (14 << 25))
+#define __cacheid_vipt_prev7(val) ((val & (15 << 25)) == (14 << 25))
+#define __cacheid_vipt_nonaliasing_prev7(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25))
+#define __cacheid_vipt_aliasing_prev7(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25 | 1 << 23))
+
+#define __cacheid_vivt(val) (__cacheid_type_v7(val) ? 0 : __cacheid_vivt_prev7(val))
+#define __cacheid_vipt(val) (__cacheid_type_v7(val) ? 1 : __cacheid_vipt_prev7(val))
+#define __cacheid_vipt_nonaliasing(val) (__cacheid_type_v7(val) ? 1 : __cacheid_vipt_nonaliasing_prev7(val))
+#define __cacheid_vipt_aliasing(val) (__cacheid_type_v7(val) ? 0 : __cacheid_vipt_aliasing_prev7(val))
+#define __cacheid_vivt_asid_tagged_instr(val) (__cacheid_type_v7(val) ? ((val & (3 << 14)) == (1 << 14)) : 0)
#if defined(CONFIG_CPU_CACHE_VIVT) && !defined(CONFIG_CPU_CACHE_VIPT)
#define cache_is_vipt() 0
#define cache_is_vipt_nonaliasing() 0
#define cache_is_vipt_aliasing() 0
+#define icache_is_vivt_asid_tagged() 0
#elif defined(CONFIG_CPU_CACHE_VIPT)
__cacheid_vipt_aliasing(__val); \
})
+#define icache_is_vivt_asid_tagged() \
+ ({ \
+ unsigned int __val = read_cpuid(CPUID_CACHETYPE); \
+ __cacheid_vivt_asid_tagged_instr(__val); \
+ })
+
#else
#define cache_is_vivt() \
__cacheid_vipt_aliasing(__val); \
})
+#define icache_is_vivt_asid_tagged() \
+ ({ \
+ unsigned int __val = read_cpuid(CPUID_CACHETYPE); \
+ __cacheid_present(__val) && \
+ __cacheid_vivt_asid_tagged_instr(__val); \
+ })
+
#endif
#endif