X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/df9b04c87fa803d2237c407ba17845fe1ca53674..14ba7a704752c8d88e44b38414f2a552ba554b3b:/Bootloaders/Printer/BootloaderPrinter.h?ds=sidebyside

diff --git a/Bootloaders/Printer/BootloaderPrinter.h b/Bootloaders/Printer/BootloaderPrinter.h
index fcbd8d765..1e9128858 100644
--- a/Bootloaders/Printer/BootloaderPrinter.h
+++ b/Bootloaders/Printer/BootloaderPrinter.h
@@ -44,8 +44,14 @@
 
 		#include "Descriptors.h"
 
-		#include <LUFA/Drivers/USB/USB.h>
 		#include <LUFA/Drivers/Board/LEDs.h>
+		#include <LUFA/Drivers/USB/USB.h>
+		#include <LUFA/Platform/Platform.h>
+
+	/* Preprocessor Checks: */
+		#if !defined(__OPTIMIZE_SIZE__)
+			#error This bootloader requires that it be optimized 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. */
@@ -63,6 +69,9 @@
 		/** 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 +97,7 @@
 		};
 
 	/* Function Prototypes: */
-		void SetupHardware(void);
+		static void SetupHardware(void);
 
 		void EVENT_USB_Device_Connect(void);
 		void EVENT_USB_Device_Disconnect(void);