1 files changed, 4 insertions, 0 deletions

diff --git a/firmware/export/system.h b/firmware/export/system.h
index 39663f1087..712e87d3ef 100644
--- a/firmware/export/system.h
+++ b/firmware/export/system.h
@@ -125,6 +125,10 @@ enum {
      : /* %0 */ "d"(mask),   \
        /* %1 */ "a"(address))
 
+static inline void mcf5249_init_mac(void) {
+      asm volatile ("move.l #0x20, %macsr;");  /* frac, truncate, no saturation */
+}
+
 #endif
 
 #ifndef SIMULATOR