added additional functions for cache handling

2014-08-10 18:21:49 +00:00
parent ecdba7d62a
commit 670181c8d4
1 changed files with 11 additions and 0 deletions
--- a/BaS_gcc/sys/cache.c
+++ b/BaS_gcc/sys/cache.c
@@ -42,6 +42,17 @@ uint32_t cacr_get(void)
 	return rt_cacr;
 }

+void disable_data_cache(void)
+{
+    flush_and_invalidate_caches();
+    cacr_set(cacr_get() | CF_CACR_DCINVA);
+}
+
+void enable_data_cache(void)
+{
+    cacr_set(cacr_get() & ~CF_CACR_DCINVA);
+}
+
 void flush_and_invalidate_caches(void)
 {
    __asm__ __volatile__(