diff --git a/port/moonlight/inc/board.h b/port/moonlight/inc/board.h
new file mode 100644
index 0000000..e19c883
--- /dev/null
+++ b/port/moonlight/inc/board.h
@@ -0,0 +1,4 @@
+int uart_putc(int ch);
+int uart_getc(void);
+int board_init(void);
+int register_irq_handler(unsigned irq_num, void (*handler)());
\ No newline at end of file