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Removed putch(0)'s from bootloader startup.

This commit is contained in:
David A. Mellis 2005-09-20 15:20:17 +00:00
parent 278d609ef2
commit 8b12b2adf4
4 changed files with 14 additions and 184 deletions
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BIN
bootloader/ATmegaBOOT.bin
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Binary file not shown.

62
bootloader/ATmegaBOOT.c
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@ -3,20 +3,11 @@
/* */
/* ATmegaBOOT.c */
/* */
/* build: 050123 */
/* Copyright (c) 2003, Jason P. Kyle */
/* All rights reserved. */
/* */
/* Hacked by DojoCorp - ZGZ - MMX - IVR */
/* */
/* For the latest version see: */
/* http://www.0j0.org and */
/* http://www.potemkin.org */
/* */
/* ------------------------------------------------------ */
/* */
/* Copyleft (c) 2005, DojoDave */
/* Creative Commons . */
/* see avr1.org for original file and information */
/* */
/* This program is free software; you can redistribute it */
/* and/or modify it under the terms of the GNU General */
/* Public License as published by the Free Software */
@ -123,8 +114,6 @@ char getch(void);
void getNch(uint8_t);
void byte_response(uint8_t);
void nothing_response(void);
char gethex(void);
void puthex(char);
union address_union {
uint16_t word;
@ -182,7 +171,10 @@ int main(void)
//UCSRC = 0x86;
//UCSRB = _BV(TXEN)|_BV(RXEN);
putch('\0');
/* this was giving uisp problems, so I removed it; without it, the boot
works on with uisp and avrdude on the mac (at least). */
//putch('\0');
uint32_t l;
uint32_t time_count;
@ -198,7 +190,9 @@ int main(void)
for(l=0; l<40000000; ++l);
cbi(LED_PORT,LED);
}
putch('\0'); // this line is needed for the synchronization of the programmer
/* see comment at previous call to putch() */
//putch('\0'); // this line is needed for the synchronization of the programmer
/* forever */
for (;;) {
@ -468,44 +462,6 @@ int main(void)
}
char gethex(void) {
char ah,al;
ah = getch(); putch(ah);
al = getch(); putch(al);
if(ah >= 'a') {
ah = ah - 'a' + 0x0a;
} else if(ah >= '0') {
ah -= '0';
}
if(al >= 'a') {
al = al - 'a' + 0x0a;
} else if(al >= '0') {
al -= '0';
}
return (ah << 4) + al;
}
void puthex(char ch) {
char ah,al;
ah = (ch & 0xf0) >> 4;
if(ah >= 0x0a) {
ah = ah - 0x0a + 'a';
} else {
ah += '0';
}
al = (ch & 0x0f);
if(al >= 0x0a) {
al = al - 0x0a + 'a';
} else {
al += '0';
}
putch(ah);
putch(al);
}
void putch(char ch)
{
/* m8 */

129
bootloader/ATmegaBOOT.srec
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@ -1,129 +0,0 @@
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7
bootloader/fixmybootloader.command
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@ -10,15 +10,18 @@
# very useful also when for some reasons the bootloader disappears
#
# TODO: cleanup and make it more user friendly
# TODO: move this (and related) scripts to platform dist/ dirs
#
# expects an STK500 compatible programmer on the specified serial port
# if you use the parallel port programmer you need to change the dprog
# parametre
#
BINDIR=/usr/local/avr/bin
#BINDIR=/usr/local/avr/bin
BINDIR=../build/macosx/work/tools/avr/bin
#PORT=/dev/tty.usbserial0
PORT=/dev/tty.USA19QW3b1P1.1
#PORT=/dev/tty.USA19QW3b1P1.1
PORT=/dev/tty.USA19QW1b1P1.1
$BINDIR/uisp -dpart=ATmega8 -dprog=stk500 -dserial=$PORT -dspeed=115200 --wr_lock=0xFF
$BINDIR/uisp -dpart=ATmega8 -dprog=stk500 -dserial=$PORT -dspeed=115200 --wr_fuse_l=0xdf --wr_fuse_h=0xc8