|
|
@@ -11,15 +11,16 @@ |
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
/* Boot Section Size in bytes |
|
|
|
* Teensy halfKay 512 |
|
|
|
* Atmel DFU loader 4096 |
|
|
|
* LUFA bootloader 4096 |
|
|
|
/* Boot Section Size in *BYTEs* |
|
|
|
* Teensy halfKay 512 |
|
|
|
* Teensy++ halfKay 1024 |
|
|
|
* Atmel DFU loader 4096 |
|
|
|
* LUFA bootloader 4096 |
|
|
|
*/ |
|
|
|
#ifndef BOOT_SIZE |
|
|
|
#define BOOT_SIZE 512 |
|
|
|
#endif |
|
|
|
#define FLASH_SIZE (FLASHEND + 1) |
|
|
|
#define FLASH_SIZE (FLASHEND + 1L) |
|
|
|
#define BOOTLOADER_START (FLASH_SIZE - BOOT_SIZE) |
|
|
|
|
|
|
|
|
|
|
@@ -58,13 +59,15 @@ void bootloader_jump_after_watchdog_reset(void) __attribute__ ((used, naked, sec |
|
|
|
void bootloader_jump_after_watchdog_reset(void) |
|
|
|
{ |
|
|
|
if ((MCUSR & (1<<WDRF)) && reset_key == BOOTLOADER_RESET_KEY) { |
|
|
|
reset_key = 0; |
|
|
|
|
|
|
|
#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328P__) |
|
|
|
// This makes custom USBasploader come up. |
|
|
|
// My custom USBasploader requires this to come up. |
|
|
|
MCUSR = 0; |
|
|
|
#endif |
|
|
|
|
|
|
|
reset_key = 0; |
|
|
|
// Seems like Teensy halfkay loader requires clearing WDRF and disabling watchdog. |
|
|
|
MCUSR &= ~(1<<WDRF); |
|
|
|
wdt_disable(); |
|
|
|
|
|
|
|
((void (*)(void))BOOTLOADER_START)(); |
|
|
|
} |
|
|
|
} |
|
|
@@ -138,4 +141,4 @@ void bootloader_jump(void) { |
|
|
|
// start Bootloader |
|
|
|
((void (*)(void))BOOTLOADER_START)(); |
|
|
|
} |
|
|
|
#endif |
|
|
|
#endif |