1 files changed, 27 insertions, 0 deletions
diff --git a/tests/test_mpu.c b/tests/test_mpu.c
new file mode 100644
index 0000000..551e079
--- /dev/null
+++ b/tests/test_mpu.c
@@ -0,0 +1,27 @@
+#include "test_harness.c"
+
+#include "arch/arm/cortex-m4/mpu.h"
+#include "kern/mpu/mpu_manager.h"
+
+TEST(mpu, smell)
+{
+  memory_region_opts_t memopts = { 0 };
+  memopts.region = (void*) 0;
+  memopts.bufferable = 0;
+  memopts.cacheable = 1;
+  memopts.sharable = 1;
+  memopts.tex = 0;
+  memopts.size = REGION_SIZE_4Gb;
+  memopts.perms = ACCESS_PERMS_FULL;
+  memopts.subregion_disable = 0;
+  memopts.executable = 1;
+  memopts.enable = 1;
+
+  mpu_configure_region(0, &memopts);
+  mpu_set_enabled(1);
+
+  ASSERT_EQ(MPU.rba_r, 1 << 4);
+  ASSERT_EQ(MPU.ras_r, 0x0306003F);
+
+  return 0;
+}