microblaze_mmu_v2: Update cacheflush.h

Signed-off-by: Michal Simek <monstr@monstr.eu>

1 files changed, 19 insertions, 1 deletions

diff --git a/arch/microblaze/include/asm/cacheflush.h b/arch/microblaze/include/asm/cacheflush.h
index 3300b785049..f989d6aad64 100644
--- a/arch/microblaze/include/asm/cacheflush.h
+++ b/arch/microblaze/include/asm/cacheflush.h
@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2007 PetaLogix
+ * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
+ * Copyright (C) 2007-2009 PetaLogix
  * Copyright (C) 2007 John Williams <john.williams@petalogix.com>
  * based on v850 version which was
  * Copyright (C) 2001,02,03 NEC Electronics Corporation
@@ -43,6 +44,23 @@
 #define flush_icache_range(start, len)  __invalidate_icache_range(start, len)
 #define flush_icache_page(vma, pg)              do { } while (0)
 
+#ifndef CONFIG_MMU
+# define flush_icache_user_range(start, len)    do { } while (0)
+#else
+# define flush_icache_user_range(vma, pg, adr, len) __invalidate_icache_all()
+
+# define flush_page_to_ram(page)                do { } while (0)
+
+# define flush_icache()                 __invalidate_icache_all()
+# define flush_cache_sigtramp(vaddr) \
+                        __invalidate_icache_range(vaddr, vaddr + 8)
+
+# define flush_dcache_mmap_lock(mapping)        do { } while (0)
+# define flush_dcache_mmap_unlock(mapping)      do { } while (0)
+
+# define flush_cache_dup_mm(mm)                 do { } while (0)
+#endif
+
 #define flush_cache_vmap(start, end)            do { } while (0)
 #define flush_cache_vunmap(start, end)          do { } while (0)