1 files changed, 13 insertions, 0 deletions
diff --git a/arm9/lib/src/OS_tcm.c b/arm9/lib/src/OS_tcm.c
new file mode 100644
index 00000000..5a168c58
--- /dev/null
+++ b/arm9/lib/src/OS_tcm.c
@@ -0,0 +1,13 @@
+//
+// Created by red031000 on 2020-05-05.
+//
+
+#include "OS_tcm.h"
+#include "function_target.h"
+
+ARM_FUNC asm u32 OS_GetDTCMAddress() {
+    mrc p15, 0x0, r0, c9, c1, 0x0
+    ldr r1, =OSi_TCM_REGION_BASE_MASK
+    and r0, r0, r1
+    bx lr
+}