From 34c3cb5c01f018ff81beb1e2720917f75789de57 Mon Sep 17 00:00:00 2001
From: Kevin O'Connor <kevin@koconnor.net>
Date: Sat, 13 Oct 2018 12:18:13 -0400
Subject: [PATCH] sam4e8e: Enable SAM4 cache at startup

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
---
 src/sam4e8e/main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/sam4e8e/main.c b/src/sam4e8e/main.c
index ef3e2391..9e02a5d0 100644
--- a/src/sam4e8e/main.c
+++ b/src/sam4e8e/main.c
@@ -43,6 +43,12 @@ int
 main(void)
 {
     SystemInit();
+
+    // Enable Cache
+    if (!(CMCC->CMCC_SR & CMCC_SR_CSTS))
+        CMCC->CMCC_CTRL = CMCC_CTRL_CEN;
+
+    // Start main loop
     sched_main();
     return 0;
 }