From: Dean Camera <dean@fourwalledcubicle.com>
Date: Sat, 7 Jul 2012 15:30:35 +0000 (+0000)
Subject: Reduce bootloader magic key to 16 bits to save FLASH space.
X-Git-Tag: LUFA-130303~138
X-Git-Url: http://git.linex4red.de/pub/USBasp.git/commitdiff_plain/56d368f2de56a634f3c486971b935bdd87761a84?ds=inline

Reduce bootloader magic key to 16 bits to save FLASH space.
---

diff --git a/Bootloaders/CDC/BootloaderCDC.c b/Bootloaders/CDC/BootloaderCDC.c
index dcfa978e3..af778c76f 100644
--- a/Bootloaders/CDC/BootloaderCDC.c
+++ b/Bootloaders/CDC/BootloaderCDC.c
@@ -61,7 +61,7 @@ static bool RunBootloader = true;
  *  low when the application attempts to start via a watchdog reset, the bootloader will re-start. If set to the value
  *  \ref MAGIC_BOOT_KEY the special init function \ref Application_Jump_Check() will force the application to start.
  */
-uint32_t MagicBootKey ATTR_NO_INIT;
+uint16_t MagicBootKey ATTR_NO_INIT;
 
 
 /** Special startup routine to check if the bootloader was started via a watchdog reset, and if the magic application
diff --git a/Bootloaders/CDC/BootloaderCDC.h b/Bootloaders/CDC/BootloaderCDC.h
index 36af96216..d8c9c1c42 100644
--- a/Bootloaders/CDC/BootloaderCDC.h
+++ b/Bootloaders/CDC/BootloaderCDC.h
@@ -69,7 +69,7 @@
 		#define SOFTWARE_IDENTIFIER          "LUFACDC"
 
 		/** Magic bootloader key to unlock forced application start mode. */
-		#define MAGIC_BOOT_KEY            0xDC42CACA
+		#define MAGIC_BOOT_KEY               0xDC42
 		
 	/* Type Defines: */
 		/** Type define for a non-returning pointer to the start of the loaded application in flash memory. */
diff --git a/Bootloaders/DFU/BootloaderDFU.c b/Bootloaders/DFU/BootloaderDFU.c
index 64850e3bb..fcacf76cb 100644
--- a/Bootloaders/DFU/BootloaderDFU.c
+++ b/Bootloaders/DFU/BootloaderDFU.c
@@ -97,7 +97,7 @@ static uint16_t EndAddr = 0x0000;
  *  low when the application attempts to start via a watchdog reset, the bootloader will re-start. If set to the value
  *  \ref MAGIC_BOOT_KEY the special init function \ref Application_Jump_Check() will force the application to start.
  */
-uint32_t MagicBootKey ATTR_NO_INIT;
+uint16_t MagicBootKey ATTR_NO_INIT;
 
 
 /** Special startup routine to check if the bootloader was started via a watchdog reset, and if the magic application
diff --git a/Bootloaders/DFU/BootloaderDFU.h b/Bootloaders/DFU/BootloaderDFU.h
index ffd330d7f..8a826f536 100644
--- a/Bootloaders/DFU/BootloaderDFU.h
+++ b/Bootloaders/DFU/BootloaderDFU.h
@@ -62,7 +62,7 @@
 		#define BOOTLOADER_VERSION_REV   0
 		
 		/** Magic bootloader key to unlock forced application start mode. */
-		#define MAGIC_BOOT_KEY            0xDC42CACA
+		#define MAGIC_BOOT_KEY            0xDC42
 
 		/** Complete bootloader version number expressed as a packed byte, constructed from the
 		 *  two individual bootloader version macros.
diff --git a/Bootloaders/HID/BootloaderHID.c b/Bootloaders/HID/BootloaderHID.c
index acc351a30..c32dddc15 100644
--- a/Bootloaders/HID/BootloaderHID.c
+++ b/Bootloaders/HID/BootloaderHID.c
@@ -46,7 +46,7 @@ static bool RunBootloader = true;
  *  low when the application attempts to start via a watchdog reset, the bootloader will re-start. If set to the value
  *  \ref MAGIC_BOOT_KEY the special init function \ref Application_Jump_Check() will force the application to start.
  */
-uint32_t MagicBootKey ATTR_NO_INIT;
+uint16_t MagicBootKey ATTR_NO_INIT;
 
 
 /** Special startup routine to check if the bootloader was started via a watchdog reset, and if the magic application
diff --git a/Bootloaders/HID/BootloaderHID.h b/Bootloaders/HID/BootloaderHID.h
index af2812a7d..a28163380 100644
--- a/Bootloaders/HID/BootloaderHID.h
+++ b/Bootloaders/HID/BootloaderHID.h
@@ -53,7 +53,7 @@
 		#define COMMAND_STARTAPPLICATION   0xFFFF
 
 		/** Magic bootloader key to unlock forced application start mode. */
-		#define MAGIC_BOOT_KEY            0xDC42CACA
+		#define MAGIC_BOOT_KEY             0xDC42
 		
 	/* Function Prototypes: */
 		static void SetupHardware(void);