diff --git a/src/machine/machine_cortexm.go b/src/machine/machine_cortexm.go
new file mode 100644
index 00000000..0f8f2647
--- /dev/null
+++ b/src/machine/machine_cortexm.go
@@ -0,0 +1,10 @@
+//go:build cortexm
+
+package machine
+
+import "device/arm"
+
+// CPUReset performs a hard system reset.
+func CPUReset() {
+	arm.SystemReset()
+}