summaryrefslogtreecommitdiffstats
path: root/arch/arc/lib/init_helpers.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arc/lib/init_helpers.c')
-rw-r--r--arch/arc/lib/init_helpers.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arc/lib/init_helpers.c b/arch/arc/lib/init_helpers.c
new file mode 100644
index 0000000000..25690ee16e
--- /dev/null
+++ b/arch/arc/lib/init_helpers.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2013-2015 Synopsys, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int init_cache_f_r(void)
+{
+#ifndef CONFIG_SYS_ICACHE_OFF
+ icache_enable();
+ /* Make sure no stale entries persist from before we disabled cache */
+ invalidate_icache_all();
+#endif
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+ dcache_enable();
+ /* Make sure no stale entries persist from before we disabled cache */
+ invalidate_dcache_all();
+#endif
+ return 0;
+}
OpenPOWER on IntegriCloud