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@ -1,47 +0,0 @@ |
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/* |
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Copyright 2011 Jun Wako <wakojun@gmail.com> |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <avr/io.h> |
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#include <avr/interrupt.h> |
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#include "bootloader.h" |
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void bootloader_jump(void) { |
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cli(); |
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// This makes custom USBasploader come up. |
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MCUSR = 0; |
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// ATmega168PA |
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// initialize ports |
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PORTB = 0; PORTC= 0; PORTD = 0; |
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DDRB = 0; DDRC= 0; DDRD = 0; |
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// disable interrupts |
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EIMSK = 0; EECR = 0; SPCR = 0; |
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ACSR = 0; SPMCSR = 0; WDTCSR = 0; PCICR = 0; |
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TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0; |
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ADCSRA = 0; TWCR = 0; UCSR0B = 0; |
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// Boot Loader Section Start Address: |
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// BOOTSZ Size Address |
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// (lock bit) (word) (word) (byte) |
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// '11' 128 0x1F80 0x3F00 |
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// '10' 256 0x1F00 0x3E00 |
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// '01' 512 0x1E00 0x3C00 |
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// '00' 1024 0x1C00 0x3800 |
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asm volatile("jmp 0x3800"); |
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} |