--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cs/drivers/drv_app/r2d/r2d_onoff.c	Sat Apr 24 23:38:18 2021 +0000
@@ -0,0 +1,22 @@
+/*
+ * This FreeCalypso-added R2D module implements on/off control
+ * for BLRR (backlight required for readability) displays.
+ */
+
+#include "rv/rv_general.h"
+#include "r2d/r2d_config.h"
+#include "r2d/r2d_messages.h"
+#include "r2d/r2d_blrr_api.h"
+
+#ifdef CONFIG_TARGET_LUNA
+  #include "r2d/lcds/luna/r2d_onoff_i.c"
+#elif defined(CONFIG_TARGET_C139)
+  #include "r2d/lcds/c139/r2d_onoff_i.c"
+#else
+  #error "R2D on/off module selection: unsupported target"
+#endif
+
+void r2d_process_onoff_message(T_R2D_EVT *msg)
+{
+	r2d_onoff_action(msg->status);
+}