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authorFlorian Heilmann <Florian.Heilmann@gmx.net>2019-01-13 02:14:50 +0100
committerKevinOConnor <kevin@koconnor.net>2019-01-12 20:14:50 -0500
commit6256599a6dfc0c52a3c5e019c470d4cc46feeb82 (patch)
tree4453913a6178a06e3f58dbfc530e6d65291473d3 /src/atsam/sam4_cache.c
parent432e6c490a229f71d608ec0391773ab7f90534d1 (diff)
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src: Rename source folders for atsam and atsamd architectures
Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>
Diffstat (limited to 'src/atsam/sam4_cache.c')
-rw-r--r--src/atsam/sam4_cache.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/atsam/sam4_cache.c b/src/atsam/sam4_cache.c
new file mode 100644
index 00000000..75459660
--- /dev/null
+++ b/src/atsam/sam4_cache.c
@@ -0,0 +1,16 @@
+// SAM4 cache enable
+//
+// Copyright (C) 2018 Kevin O'Connor <kevin@koconnor.net>
+//
+// This file may be distributed under the terms of the GNU GPLv3 license.
+
+#include "sam4e.h" // CMCC
+#include "sched.h" // DECL_INIT
+
+void
+sam4_cache_init(void)
+{
+ if (!(CMCC->CMCC_SR & CMCC_SR_CSTS))
+ CMCC->CMCC_CTRL = CMCC_CTRL_CEN;
+}
+DECL_INIT(sam4_cache_init);