+#else
+void enable_smbus(void);
+int smbus_read_byte(unsigned device, unsigned address);
+#endif
+void i82801gx_enable_usbdebug(unsigned int port);
+#endif
+
+#define MAINBOARD_POWER_OFF 0
+#define MAINBOARD_POWER_ON 1
+#define MAINBOARD_POWER_KEEP 2
+
+#ifndef CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL
+#define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON