X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/df9b04c87fa803d2237c407ba17845fe1ca53674..5a802b18df20ea77cc59a9b09d7c17bb0cbe6cc7:/Bootloaders/Printer/BootloaderPrinter.h

diff --git a/Bootloaders/Printer/BootloaderPrinter.h b/Bootloaders/Printer/BootloaderPrinter.h
index fcbd8d765..acd6001ff 100644
--- a/Bootloaders/Printer/BootloaderPrinter.h
+++ b/Bootloaders/Printer/BootloaderPrinter.h
@@ -47,6 +47,11 @@
 		#include <LUFA/Drivers/USB/USB.h>
 		#include <LUFA/Drivers/Board/LEDs.h>
 
+	/* Preprocessor Checks: */
+		#if !defined(__OPTIMIZE_SIZE__)
+			#error This bootloader requires that it be optimize for size, not speed, to fit into the target device. Change optimization settings and try again.
+		#endif
+
 	/* Macros: */
 		/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
 		#define LEDMASK_USB_NOTREADY       LEDS_LED1
@@ -63,6 +68,9 @@
 		/** LED mask for the library LED driver, to indicate that the USB interface is busy. */
 		#define LEDMASK_USB_BUSY           LEDS_LED2
 
+		/** Magic bootloader key to unlock forced application start mode. */
+		#define MAGIC_BOOT_KEY             0xDC42
+
 	/* Enums: */
 		/** Intel HEX parser state machine states. */
 		enum HEX_Parser_States_t
@@ -88,7 +96,7 @@
 		};
 
 	/* Function Prototypes: */
-		void SetupHardware(void);
+		static void SetupHardware(void);
 
 		void EVENT_USB_Device_Connect(void);
 		void EVENT_USB_Device_Disconnect(void);