diff -r -u5 -N -x CVS -x '*~' -x '.#*' clean/ecos/packages/hal/powerpc/mpc8xx/current/include/var_cache.h devo/ecos/packages/hal/powerpc/mpc8xx/current/include/var_cache.h
--- clean/ecos/packages/hal/powerpc/mpc8xx/current/include/var_cache.h	2006-03-02 15:02:45.180068800 +0000
+++ devo/ecos/packages/hal/powerpc/mpc8xx/current/include/var_cache.h	2006-03-02 15:02:08.176860800 +0000
@@ -427,7 +427,33 @@
 
 // Invalidate cache lines in the given range without writing to memory.
 //#define HAL_ICACHE_INVALIDATE( _base_ , _size_ )
 
 //-----------------------------------------------------------------------------
+// This is used by the flash driver, we need a version that
+// disables the interrupts so that it cannot get interrupted
+
+#define HAL_FLASH_CACHES_OFF(_d_, _i_)          \
+    CYG_MACRO_START                             \
+    _i_ = 0; /* avoids warning */               \
+    unsigned long __state;                      \
+    HAL_DISABLE_INTERRUPTS(__state);            \
+    HAL_DCACHE_IS_ENABLED(_d_);                 \
+    HAL_DCACHE_SYNC();                          \
+    HAL_DCACHE_INVALIDATE_ALL();                \
+    HAL_DCACHE_DISABLE();                       \
+    HAL_ICACHE_INVALIDATE_ALL();                \
+    HAL_RESTORE_INTERRUPTS(__state);            \
+    CYG_MACRO_END
+
+#define HAL_FLASH_CACHES_ON(_d_, _i_)           \
+    CYG_MACRO_START                             \
+    unsigned long __state;                      \
+    HAL_DISABLE_INTERRUPTS(__state);            \
+    if (_d_) HAL_DCACHE_ENABLE();               \
+    HAL_RESTORE_INTERRUPTS(__state);            \
+    CYG_MACRO_END
+
+
+//-----------------------------------------------------------------------------
 #endif // ifndef CYGONCE_VAR_CACHE_H
 // End of var_cache.h