diff options
Diffstat (limited to 'bootloaders/bt')
| -rw-r--r-- | bootloaders/bt/ATmegaBOOT_168.c | 1043 | ||||
| -rw-r--r-- | bootloaders/bt/ATmegaBOOT_168.hex | 121 | ||||
| -rw-r--r-- | bootloaders/bt/ATmegaBOOT_168_atmega328_bt.hex | 162 | ||||
| -rw-r--r-- | bootloaders/bt/Makefile | 108 |
4 files changed, 0 insertions, 1434 deletions
diff --git a/bootloaders/bt/ATmegaBOOT_168.c b/bootloaders/bt/ATmegaBOOT_168.c deleted file mode 100644 index d477e7a..0000000 --- a/bootloaders/bt/ATmegaBOOT_168.c +++ /dev/null @@ -1,1043 +0,0 @@ -/**********************************************************/ -/* Serial Bootloader for Atmel megaAVR Controllers */ -/* */ -/* tested with ATmega8, ATmega128 and ATmega168 */ -/* should work with other mega's, see code for details */ -/* */ -/* ATmegaBOOT.c */ -/* */ -/* build: 050815 */ -/* date : 15.08.2005 */ -/* */ -/* 20060802: hacked for Arduino by D. Cuartielles */ -/* based on a previous hack by D. Mellis */ -/* and D. Cuartielles */ -/* */ -/* Monitor and debug functions were added to the original */ -/* code by Dr. Erik Lins, chip45.com. (See below) */ -/* */ -/* Thanks to Karl Pitrich for fixing a bootloader pin */ -/* problem and more informative LED blinking! */ -/* */ -/* For the latest version see: */ -/* http://www.chip45.com/ */ -/* */ -/* ------------------------------------------------------ */ -/* */ -/* based on stk500boot.c */ -/* Copyright (c) 2003, Jason P. Kyle */ -/* All rights reserved. */ -/* 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 */ -/* Foundation; either version 2 of the License, or */ -/* (at your option) any later version. */ -/* */ -/* This program is distributed in the hope that it will */ -/* be useful, but WITHOUT ANY WARRANTY; without even the */ -/* implied warranty of MERCHANTABILITY or FITNESS FOR A */ -/* PARTICULAR PURPOSE. See the GNU General Public */ -/* License for more details. */ -/* */ -/* You should have received a copy of the GNU General */ -/* Public License along with this program; if not, write */ -/* to the Free Software Foundation, Inc., */ -/* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -/* */ -/* Licence can be viewed at */ -/* http://www.fsf.org/licenses/gpl.txt */ -/* */ -/* Target = Atmel AVR m128,m64,m32,m16,m8,m162,m163,m169, */ -/* m8515,m8535. ATmega161 has a very small boot block so */ -/* isn't supported. */ -/* */ -/* Tested with m128,m8,m163 - feel free to let me know */ -/* how/if it works for you. */ -/* */ -/**********************************************************/ - - -/* some includes */ -#include <inttypes.h> -#include <avr/io.h> -#include <avr/pgmspace.h> -#include <avr/interrupt.h> -#include <avr/wdt.h> - - -#define set_output(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) -#define set_input(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) - - -#define high(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) -#define low(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) - - - - -/* the current avr-libc eeprom functions do not support the ATmega168 */ -/* own eeprom write/read functions are used instead */ -#if !defined(__AVR_ATmega168__) || !defined(__AVR_ATmega328P__) || !defined(__AVR_ATmega328__) -#include <avr/eeprom.h> -#endif - -/* define F_CPU according to AVR_FREQ set in Makefile */ -/* Is there a better way to pass such a parameter from Makefile to source code ? */ - -#define F_CPU 16000000L - -#include <util/delay.h> - - -/* 20060803: hacked by DojoCorp */ -/* set the waiting time for the bootloader */ -#define MAX_TIME_COUNT (F_CPU>>1) - -/* set the UART baud rate */ -/* 20060803: hacked by DojoCorp */ -#define BAUD_RATE 115200 - - -/* SW_MAJOR and MINOR needs to be updated from time to time to avoid warning message from AVR Studio */ -/* never allow AVR Studio to do an update !!!! */ -#define HW_VER 0x02 -#define SW_MAJOR 0x01 -#define SW_MINOR 0x0f - - -/* Adjust to suit whatever pin your hardware uses to enter the bootloader */ -/* ATmega128 has two UARTS so two pins are used to enter bootloader and select UART */ -/* BL0... means UART0, BL1... means UART1 */ -#ifdef __AVR_ATmega128__ -#define BL_DDR DDRF -#define BL_PORT PORTF -#define BL_PIN PINF -#define BL0 PINF7 -#define BL1 PINF6 -#else -/* other ATmegas have only one UART, so only one pin is defined to enter bootloader */ -#define BL_DDR DDRD -#define BL_PORT PORTD -#define BL_PIN PIND -#define BL PIND6 -#endif - - -/* onboard LED is used to indicate, that the bootloader was entered (3x flashing) */ -/* if monitor functions are included, LED goes on after monitor was entered */ -#ifdef __AVR_ATmega128__ -/* Onboard LED is connected to pin PB7 (e.g. Crumb128, PROBOmega128, Savvy128) */ -#define LED_DDR DDRB -#define LED_PORT PORTB -#define LED_PIN PINB -#define LED PINB7 -#else -/* Onboard LED is connected to pin PB2 (e.g. Crumb8, Crumb168) */ -#define LED_DDR DDRB -#define LED_PORT PORTB -#define LED_PIN PINB -/* 20060803: hacked by DojoCorp, LED pin is B5 in Arduino */ -/* #define LED PINB2 */ -#define LED PINB5 -#endif - - -/* monitor functions will only be compiled when using ATmega128, due to bootblock size constraints */ -#ifdef __AVR_ATmega128__ -#define MONITOR -#endif - - -/* define various device id's */ -/* manufacturer byte is always the same */ -#define SIG1 0x1E // Yep, Atmel is the only manufacturer of AVR micros. Single source :( - -#if defined __AVR_ATmega128__ -#define SIG2 0x97 -#define SIG3 0x02 -#define PAGE_SIZE 0x80U //128 words - -#elif defined __AVR_ATmega64__ -#define SIG2 0x96 -#define SIG3 0x02 -#define PAGE_SIZE 0x80U //128 words - -#elif defined __AVR_ATmega32__ -#define SIG2 0x95 -#define SIG3 0x02 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega16__ -#define SIG2 0x94 -#define SIG3 0x03 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega8__ -#define SIG2 0x93 -#define SIG3 0x07 -#define PAGE_SIZE 0x20U //32 words - -#elif defined __AVR_ATmega88__ -#define SIG2 0x93 -#define SIG3 0x0a -#define PAGE_SIZE 0x20U //32 words - -#elif defined __AVR_ATmega168__ -#define SIG2 0x94 -#define SIG3 0x06 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega328P__ -#define SIG2 0x95 -#define SIG3 0x0F -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega328__ -#define SIG2 0x95 -#define SIG3 0x14 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega162__ -#define SIG2 0x94 -#define SIG3 0x04 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega163__ -#define SIG2 0x94 -#define SIG3 0x02 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega169__ -#define SIG2 0x94 -#define SIG3 0x05 -#define PAGE_SIZE 0x40U //64 words - -#elif defined __AVR_ATmega8515__ -#define SIG2 0x93 -#define SIG3 0x06 -#define PAGE_SIZE 0x20U //32 words - -#elif defined __AVR_ATmega8535__ -#define SIG2 0x93 -#define SIG3 0x08 -#define PAGE_SIZE 0x20U //32 words -#endif - - -/* function prototypes */ -void putch(char); -char getch(void); -void getNch(uint8_t); -void byte_response(uint8_t); -void nothing_response(void); -char gethex(void); -void puthex(char); -void flash_led(uint8_t); - -/* some variables */ -union address_union { - uint16_t word; - uint8_t byte[2]; -} address; - -union length_union { - uint16_t word; - uint8_t byte[2]; -} length; - -struct flags_struct { - unsigned eeprom : 1; - unsigned rampz : 1; -} flags; - -uint8_t buff[256]; -uint8_t address_high; - -uint8_t pagesz=0x80; - -uint8_t i; -uint8_t bootuart = 0; - -void (*app_start)(void) = 0x0000; - - -/* main program starts here */ -int main(void) -{ - uint8_t ch,ch2; - uint16_t w; - - asm volatile("nop\n\t"); - - /* set pin direction for bootloader pin and enable pullup */ - /* for ATmega128, two pins need to be initialized */ -#ifdef __AVR_ATmega128__ - BL_DDR &= ~_BV(BL0); - BL_DDR &= ~_BV(BL1); - BL_PORT |= _BV(BL0); - BL_PORT |= _BV(BL1); -#else - BL_DDR &= ~_BV(BL); - BL_PORT |= _BV(BL); -#endif - - -#ifdef __AVR_ATmega128__ - /* check which UART should be used for booting */ - if(bit_is_clear(BL_PIN, BL0)) { - bootuart = 1; - } - else if(bit_is_clear(BL_PIN, BL1)) { - bootuart = 2; - } -#endif - - /* check if flash is programmed already, if not start bootloader anyway */ - if(pgm_read_byte_near(0x0000) != 0xFF) { - -#ifdef __AVR_ATmega128__ - /* no UART was selected, start application */ - if(!bootuart) { - app_start(); - } -#else - /* check if bootloader pin is set low */ - /* we don't start this part neither for the m8, nor m168 */ - //if(bit_is_set(BL_PIN, BL)) { - // app_start(); - // } -#endif - } - -#ifdef __AVR_ATmega128__ - /* no bootuart was selected, default to uart 0 */ - if(!bootuart) { - bootuart = 1; - } -#endif - - - /* initialize UART(s) depending on CPU defined */ -#ifdef __AVR_ATmega128__ - if(bootuart == 1) { - UBRR0L = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); - UBRR0H = (F_CPU/(BAUD_RATE*16L)-1) >> 8; - UCSR0A = 0x00; - UCSR0C = 0x06; - UCSR0B = _BV(TXEN0)|_BV(RXEN0); - } - if(bootuart == 2) { - UBRR1L = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); - UBRR1H = (F_CPU/(BAUD_RATE*16L)-1) >> 8; - UCSR1A = 0x00; - UCSR1C = 0x06; - UCSR1B = _BV(TXEN1)|_BV(RXEN1); - } -#elif defined __AVR_ATmega163__ - UBRR = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); - UBRRHI = (F_CPU/(BAUD_RATE*16L)-1) >> 8; - UCSRA = 0x00; - UCSRB = _BV(TXEN)|_BV(RXEN); -#elif defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - - UBRR0H = ((F_CPU / 16 + BAUD_RATE / 2) / BAUD_RATE - 1) >> 8; - UBRR0L = ((F_CPU / 16 + BAUD_RATE / 2) / BAUD_RATE - 1); - - - //UBRR0L = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); - //UBRR0H = (F_CPU/(BAUD_RATE*16L)-1) >> 8; - UCSR0B = (1<<RXEN0) | (1<<TXEN0); - UCSR0C = (1<<UCSZ00) | (1<<UCSZ01); -#elif defined __AVR_ATmega8__ - /* m8 */ - UBRRH = (((F_CPU/BAUD_RATE)/16)-1)>>8; // set baud rate - UBRRL = (((F_CPU/BAUD_RATE)/16)-1); - UCSRB = (1<<RXEN)|(1<<TXEN); // enable Rx & Tx - UCSRC = (1<<URSEL)|(1<<UCSZ1)|(1<<UCSZ0); // config USART; 8N1 -#else - /* m16,m32,m169,m8515,m8535 */ - UBRRL = (uint8_t)(F_CPU/(BAUD_RATE*16L)-1); - UBRRH = (F_CPU/(BAUD_RATE*16L)-1) >> 8; - UCSRA = 0x00; - UCSRC = 0x06; - UCSRB = _BV(TXEN)|_BV(RXEN); -#endif - - /* set LED pin as output */ - LED_DDR |= _BV(LED); - - - - set_output(DDRD,PIND7); - high(PORTD,PD7); - for (i = 0; i < 16; i++) { - - _delay_loop_2(0); - } - - - low(PORTD,PD7); - - - /* flash onboard LED to signal entering of bootloader */ -#ifdef __AVR_ATmega128__ - // 4x for UART0, 5x for UART1 - flash_led(3 + bootuart); -#else - flash_led(3); -#endif - - /* 20050803: by DojoCorp, this is one of the parts provoking the - system to stop listening, cancelled from the original */ - //putch('\0'); - - - //message("SET BT PAGEMODE 3 2000 1"); -putch('S'); -putch('E'); -putch('T'); -putch(' '); -putch('B'); -putch('T'); -putch(' '); -putch('P'); -putch('A'); -putch('G'); -putch('E'); -putch('M'); -putch('O'); -putch('D'); -putch('E'); -putch(' '); -putch('3'); -putch(' '); -putch('2'); -putch('0'); -putch('0'); -putch('0'); -putch(' '); -putch('1'); -putch(0x0D); - - - //put_s("SET BT ROLE 0 f 7d00"); - putch('S'); - putch('E'); - putch('T'); - putch(' '); - putch('B'); - putch('T'); - putch(' '); - putch('R'); - putch('O'); - putch('L'); - putch('E'); - putch(' '); - putch('0'); - putch(' '); - putch('f'); - putch(' '); - putch('7'); - putch('d'); - putch('0'); - putch('0'); - putch(0x0D); - - - - - - - /* forever loop */ - for (;;) { - - /* get character from UART */ - ch = getch(); - - /* A bunch of if...else if... gives smaller code than switch...case ! */ - - /* Hello is anyone home ? */ - if(ch=='0') { - nothing_response(); - } - - - /* Request programmer ID */ - /* Not using PROGMEM string due to boot block in m128 being beyond 64kB boundry */ - /* Would need to selectively manipulate RAMPZ, and it's only 9 characters anyway so who cares. */ - else if(ch=='1') { - if (getch() == ' ') { - putch(0x14); - putch('A'); - putch('V'); - putch('R'); - putch(' '); - putch('I'); - putch('S'); - putch('P'); - putch(0x10); - } - } - - - /* AVR ISP/STK500 board commands DON'T CARE so default nothing_response */ - else if(ch=='@') { - ch2 = getch(); - if (ch2>0x85) getch(); - nothing_response(); - } - - - /* AVR ISP/STK500 board requests */ - else if(ch=='A') { - ch2 = getch(); - if(ch2==0x80) byte_response(HW_VER); // Hardware version - else if(ch2==0x81) byte_response(SW_MAJOR); // Software major version - else if(ch2==0x82) byte_response(SW_MINOR); // Software minor version - else if(ch2==0x98) byte_response(0x03); // Unknown but seems to be required by avr studio 3.56 - else byte_response(0x00); // Covers various unnecessary responses we don't care about - } - - - /* Device Parameters DON'T CARE, DEVICE IS FIXED */ - else if(ch=='B') { - getNch(20); - nothing_response(); - } - - - /* Parallel programming stuff DON'T CARE */ - else if(ch=='E') { - getNch(5); - nothing_response(); - } - - - /* Enter programming mode */ - else if(ch=='P') { - nothing_response(); - } - - - /* Leave programming mode */ - else if(ch=='Q') { - nothing_response(); - } - - - /* Erase device, don't care as we will erase one page at a time anyway. */ - else if(ch=='R') { - nothing_response(); - } - - - /* Set address, little endian. EEPROM in bytes, FLASH in words */ - /* Perhaps extra address bytes may be added in future to support > 128kB FLASH. */ - /* This might explain why little endian was used here, big endian used everywhere else. */ - else if(ch=='U') { - address.byte[0] = getch(); - address.byte[1] = getch(); - nothing_response(); - } - - - /* Universal SPI programming command, disabled. Would be used for fuses and lock bits. */ - else if(ch=='V') { - getNch(4); - byte_response(0x00); - } - - - /* Write memory, length is big endian and is in bytes */ - else if(ch=='d') { - length.byte[1] = getch(); - length.byte[0] = getch(); - flags.eeprom = 0; - if (getch() == 'E') flags.eeprom = 1; - for (w=0;w<length.word;w++) { - buff[w] = getch(); // Store data in buffer, can't keep up with serial data stream whilst programming pages - } - if (getch() == ' ') { - if (flags.eeprom) { //Write to EEPROM one byte at a time - for(w=0;w<length.word;w++) { -#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - while(EECR & (1<<EEPE)); - EEAR = (uint16_t)(void *)address.word; - EEDR = buff[w]; - EECR |= (1<<EEMPE); - EECR |= (1<<EEPE); -#else - eeprom_write_byte((void *)address.word,buff[w]); -#endif - address.word++; - } - } - else { //Write to FLASH one page at a time - if (address.byte[1]>127) address_high = 0x01; //Only possible with m128, m256 will need 3rd address byte. FIXME - else address_high = 0x00; -#ifdef __AVR_ATmega128__ - RAMPZ = address_high; -#endif - address.word = address.word << 1; //address * 2 -> byte location - /* if ((length.byte[0] & 0x01) == 0x01) length.word++; //Even up an odd number of bytes */ - if ((length.byte[0] & 0x01)) length.word++; //Even up an odd number of bytes - cli(); //Disable interrupts, just to be sure - // HACKME: EEPE used to be EEWE - while(bit_is_set(EECR,EEPE)); //Wait for previous EEPROM writes to complete - asm volatile( - "clr r17 \n\t" //page_word_count - "lds r30,address \n\t" //Address of FLASH location (in bytes) - "lds r31,address+1 \n\t" - "ldi r28,lo8(buff) \n\t" //Start of buffer array in RAM - "ldi r29,hi8(buff) \n\t" - "lds r24,length \n\t" //Length of data to be written (in bytes) - "lds r25,length+1 \n\t" - "length_loop: \n\t" //Main loop, repeat for number of words in block - "cpi r17,0x00 \n\t" //If page_word_count=0 then erase page - "brne no_page_erase \n\t" - "wait_spm1: \n\t" - "lds r16,%0 \n\t" //Wait for previous spm to complete - "andi r16,1 \n\t" - "cpi r16,1 \n\t" - "breq wait_spm1 \n\t" - "ldi r16,0x03 \n\t" //Erase page pointed to by Z - "sts %0,r16 \n\t" - "spm \n\t" -#ifdef __AVR_ATmega163__ - ".word 0xFFFF \n\t" - "nop \n\t" -#endif - "wait_spm2: \n\t" - "lds r16,%0 \n\t" //Wait for previous spm to complete - "andi r16,1 \n\t" - "cpi r16,1 \n\t" - "breq wait_spm2 \n\t" - - "ldi r16,0x11 \n\t" //Re-enable RWW section - "sts %0,r16 \n\t" - "spm \n\t" -#ifdef __AVR_ATmega163__ - ".word 0xFFFF \n\t" - "nop \n\t" -#endif - "no_page_erase: \n\t" - "ld r0,Y+ \n\t" //Write 2 bytes into page buffer - "ld r1,Y+ \n\t" - - "wait_spm3: \n\t" - "lds r16,%0 \n\t" //Wait for previous spm to complete - "andi r16,1 \n\t" - "cpi r16,1 \n\t" - "breq wait_spm3 \n\t" - "ldi r16,0x01 \n\t" //Load r0,r1 into FLASH page buffer - "sts %0,r16 \n\t" - "spm \n\t" - - "inc r17 \n\t" //page_word_count++ - "cpi r17,%1 \n\t" - "brlo same_page \n\t" //Still same page in FLASH - "write_page: \n\t" - "clr r17 \n\t" //New page, write current one first - "wait_spm4: \n\t" - "lds r16,%0 \n\t" //Wait for previous spm to complete - "andi r16,1 \n\t" - "cpi r16,1 \n\t" - "breq wait_spm4 \n\t" -#ifdef __AVR_ATmega163__ - "andi r30,0x80 \n\t" // m163 requires Z6:Z1 to be zero during page write -#endif - "ldi r16,0x05 \n\t" //Write page pointed to by Z - "sts %0,r16 \n\t" - "spm \n\t" -#ifdef __AVR_ATmega163__ - ".word 0xFFFF \n\t" - "nop \n\t" - "ori r30,0x7E \n\t" // recover Z6:Z1 state after page write (had to be zero during write) -#endif - "wait_spm5: \n\t" - "lds r16,%0 \n\t" //Wait for previous spm to complete - "andi r16,1 \n\t" - "cpi r16,1 \n\t" - "breq wait_spm5 \n\t" - "ldi r16,0x11 \n\t" //Re-enable RWW section - "sts %0,r16 \n\t" - "spm \n\t" -#ifdef __AVR_ATmega163__ - ".word 0xFFFF \n\t" - "nop \n\t" -#endif - "same_page: \n\t" - "adiw r30,2 \n\t" //Next word in FLASH - "sbiw r24,2 \n\t" //length-2 - "breq final_write \n\t" //Finished - "rjmp length_loop \n\t" - "final_write: \n\t" - "cpi r17,0 \n\t" - "breq block_done \n\t" - "adiw r24,2 \n\t" //length+2, fool above check on length after short page write - "rjmp write_page \n\t" - "block_done: \n\t" - "clr __zero_reg__ \n\t" //restore zero register -#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega_328__) - : "=m" (SPMCSR) : "M" (PAGE_SIZE) : "r0","r16","r17","r24","r25","r28","r29","r30","r31" -#else - : "=m" (SPMCR) : "M" (PAGE_SIZE) : "r0","r16","r17","r24","r25","r28","r29","r30","r31" -#endif - ); - /* Should really add a wait for RWW section to be enabled, don't actually need it since we never */ - /* exit the bootloader without a power cycle anyhow */ - } - putch(0x14); - putch(0x10); - } - } - - - /* Read memory block mode, length is big endian. */ - else if(ch=='t') { - length.byte[1] = getch(); - length.byte[0] = getch(); -#if defined __AVR_ATmega128__ - if (address.word>0x7FFF) flags.rampz = 1; // No go with m256, FIXME - else flags.rampz = 0; -#endif - if (getch() == 'E') flags.eeprom = 1; - else { - flags.eeprom = 0; - address.word = address.word << 1; // address * 2 -> byte location - } - if (getch() == ' ') { // Command terminator - putch(0x14); - for (w=0;w < length.word;w++) { // Can handle odd and even lengths okay - if (flags.eeprom) { // Byte access EEPROM read -#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - while(EECR & (1<<EEPE)); - EEAR = (uint16_t)(void *)address.word; - EECR |= (1<<EERE); - putch(EEDR); -#else - putch(eeprom_read_byte((void *)address.word)); -#endif - address.word++; - } - else { - - if (!flags.rampz) putch(pgm_read_byte_near(address.word)); -#if defined __AVR_ATmega128__ - else putch(pgm_read_byte_far(address.word + 0x10000)); - // Hmmmm, yuck FIXME when m256 arrvies -#endif - address.word++; - } - } - putch(0x10); - } - } - - - /* Get device signature bytes */ - else if(ch=='u') { - if (getch() == ' ') { - putch(0x14); - putch(SIG1); - putch(SIG2); - putch(SIG3); - putch(0x10); - } - } - - - /* Read oscillator calibration byte */ - else if(ch=='v') { - byte_response(0x00); - } - - -#ifdef MONITOR - - /* here come the extended monitor commands by Erik Lins */ - - /* check for three times exclamation mark pressed */ - else if(ch=='!') { - ch = getch(); - if(ch=='!') { - ch = getch(); - if(ch=='!') { - -#ifdef __AVR_ATmega128__ - uint16_t extaddr; -#endif - uint8_t addrl, addrh; - -#ifdef CRUMB128 - PGM_P welcome = {"ATmegaBOOT / Crumb128 - (C) J.P.Kyle, E.Lins - 050815\n\r"}; -#elif defined PROBOMEGA128 - PGM_P welcome = {"ATmegaBOOT / PROBOmega128 - (C) J.P.Kyle, E.Lins - 050815\n\r"}; -#elif defined SAVVY128 - PGM_P welcome = {"ATmegaBOOT / Savvy128 - (C) J.P.Kyle, E.Lins - 050815\n\r"}; -#endif - - /* turn on LED */ - LED_DDR |= _BV(LED); - LED_PORT &= ~_BV(LED); - - /* print a welcome message and command overview */ - for(i=0; welcome[i] != '\0'; ++i) { - putch(welcome[i]); - } - - /* test for valid commands */ - for(;;) { - putch('\n'); - putch('\r'); - putch(':'); - putch(' '); - - ch = getch(); - putch(ch); - - /* toggle LED */ - if(ch == 't') { - if(bit_is_set(LED_PIN,LED)) { - LED_PORT &= ~_BV(LED); - putch('1'); - } else { - LED_PORT |= _BV(LED); - putch('0'); - } - - } - - /* read byte from address */ - else if(ch == 'r') { - ch = getch(); putch(ch); - addrh = gethex(); - addrl = gethex(); - putch('='); - ch = *(uint8_t *)((addrh << 8) + addrl); - puthex(ch); - } - - /* write a byte to address */ - else if(ch == 'w') { - ch = getch(); putch(ch); - addrh = gethex(); - addrl = gethex(); - ch = getch(); putch(ch); - ch = gethex(); - *(uint8_t *)((addrh << 8) + addrl) = ch; - - } - - /* read from uart and echo back */ - else if(ch == 'u') { - for(;;) { - putch(getch()); - } - } -#ifdef __AVR_ATmega128__ - /* external bus loop */ - else if(ch == 'b') { - putch('b'); - putch('u'); - putch('s'); - MCUCR = 0x80; - XMCRA = 0; - XMCRB = 0; - extaddr = 0x1100; - for(;;) { - ch = *(volatile uint8_t *)extaddr; - if(++extaddr == 0) { - extaddr = 0x1100; - } - } - } -#endif - - else if(ch == 'j') { - app_start(); - } - - } - /* end of monitor functions */ - - } - } - } - /* end of monitor */ -#endif - - - } - /* end of forever loop */ - -} - - -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) -{ -#ifdef __AVR_ATmega128__ - if(bootuart == 1) { - while (!(UCSR0A & _BV(UDRE0))); - UDR0 = ch; - } - else if (bootuart == 2) { - while (!(UCSR1A & _BV(UDRE1))); - UDR1 = ch; - } -#elif defined (__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - while (!(UCSR0A & _BV(UDRE0))); - UDR0 = ch; -#else - /* m8,16,32,169,8515,8535,163 */ - while (!(UCSRA & _BV(UDRE))); - UDR = ch; -#endif -} - - -char getch(void) -{ -#ifdef __AVR_ATmega128__ - if(bootuart == 1) { - while(!(UCSR0A & _BV(RXC0))); - return UDR0; - } - else if(bootuart == 2) { - while(!(UCSR1A & _BV(RXC1))); - return UDR1; - } - return 0; -#elif defined (__AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - uint32_t count = 0; - while(!(UCSR0A & _BV(RXC0))){ - /* 20060803 DojoCorp:: Addon coming from the previous Bootloader*/ - /* HACKME:: here is a good place to count times*/ - count++; - if (count > MAX_TIME_COUNT) - app_start(); - } - return UDR0; -#else - /* m8,16,32,169,8515,8535,163 */ - uint32_t count = 0; - while(!(UCSRA & _BV(RXC))){ - /* 20060803 DojoCorp:: Addon coming from the previous Bootloader*/ - /* HACKME:: here is a good place to count times*/ - count++; - if (count > MAX_TIME_COUNT) - app_start(); - } - return UDR; -#endif -} - - -void getNch(uint8_t count) -{ - uint8_t i; - for(i=0;i<count;i++) { -#ifdef __AVR_ATmega128__ - if(bootuart == 1) { - while(!(UCSR0A & _BV(RXC0))); - UDR0; - } - else if(bootuart == 2) { - while(!(UCSR1A & _BV(RXC1))); - UDR1; - } -#elif (defined __AVR_ATmega168__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - while(!(UCSR0A & _BV(RXC0))); - UDR0; -#else - /* m8,16,32,169,8515,8535,163 */ - /* 20060803 DojoCorp:: Addon coming from the previous Bootloader*/ - //while(!(UCSRA & _BV(RXC))); - //UDR; - uint8_t i; - for(i=0;i<count;i++) { - getch(); // need to handle time out - } -#endif - } -} - - -void byte_response(uint8_t val) -{ - if (getch() == ' ') { - putch(0x14); - putch(val); - putch(0x10); - } -} - - -void nothing_response(void) -{ - if (getch() == ' ') { - putch(0x14); - putch(0x10); - } -} - -void flash_led(uint8_t count) -{ - /* flash onboard LED three times to signal entering of bootloader */ - uint32_t l; - - if (count == 0) { - count = 3; - } - - for (i = 0; i < count; ++i) { - LED_PORT |= _BV(LED); - for(l = 0; l < (2 * F_CPU); ++l); - LED_PORT &= ~_BV(LED); - for(l = 0; l < (F_CPU / 5); ++l); - } -} - - -/* end of file ATmegaBOOT.c */ diff --git a/bootloaders/bt/ATmegaBOOT_168.hex b/bootloaders/bt/ATmegaBOOT_168.hex deleted file mode 100644 index 036ae54..0000000 --- a/bootloaders/bt/ATmegaBOOT_168.hex +++ /dev/null @@ -1,121 +0,0 @@ -:103800000C94341C0C944F1C0C944F1C0C944F1CA7 -:103810000C944F1C0C944F1C0C944F1C0C944F1C7C -:103820000C944F1C0C944F1C0C944F1C0C944F1C6C -:103830000C944F1C0C944F1C0C944F1C0C944F1C5C -:103840000C944F1C0C944F1C0C944F1C0C944F1C4C -:103850000C944F1C0C944F1C0C944F1C0C944F1C3C -:103860000C944F1C0C944F1C11241FBECFEFD4E0BE -:10387000DEBFCDBF11E0A0E0B1E0E0E6FFE302C0B3 -:1038800005900D92A230B107D9F712E0A2E0B1E0A5 -:1038900001C01D92AC30B107E1F70C94D61C0C941A -:1038A000001C882309F483E01092090290E0981725 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diff --git a/bootloaders/bt/Makefile b/bootloaders/bt/Makefile deleted file mode 100644 index 6fe213e..0000000 --- a/bootloaders/bt/Makefile +++ /dev/null @@ -1,108 +0,0 @@ -# Makefile for ATmegaBOOT -# E.Lins, 18.7.2005 -# -# Instructions -# -# To make bootloader .hex file: -# make diecimila -# make lilypad -# make ng -# etc... -# -# To burn bootloader .hex file: -# make diecimila_isp -# make lilypad_isp -# make ng_isp -# etc... - -# program name should not be changed... -PROGRAM = ATmegaBOOT_168 - -# enter the parameters for the avrdude isp tool -ISPTOOL = stk500v2 -ISPPORT = usb -ISPSPEED = -b 115200 - -MCU_TARGET = atmega168 -LDSECTION = --section-start=.text=0x3800 - -# the efuse should really be 0xf8; since, however, only the lower -# three bits of that byte are used on the atmega168, avrdude gets -# confused if you specify 1's for the higher bits, see: -# http://tinker.it/now/2007/02/24/the-tale-of-avrdude-atmega168-and-extended-bits-fuses/ -# -# similarly, the lock bits should be 0xff instead of 0x3f (to -# unlock the bootloader section) and 0xcf instead of 0x0f (to -# lock it), but since the high two bits of the lock byte are -# unused, avrdude would get confused. - -ISPFUSES = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \ --e -u -U lock:w:0x3f:m -U efuse:w:0x$(EFUSE):m -U hfuse:w:0x$(HFUSE):m -U lfuse:w:0x$(LFUSE):m -ISPFLASH = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \ --U flash:w:$(PROGRAM)_$(TARGET).hex -U lock:w:0x0f:m - -STK500 = "C:\Program Files\Atmel\AVR Tools\STK500\Stk500.exe" -STK500-1 = $(STK500) -e -d$(MCU_TARGET) -pf -vf -if$(PROGRAM)_$(TARGET).hex \ --lFF -LFF -f$(HFUSE)$(LFUSE) -EF8 -ms -q -cUSB -I200kHz -s -wt -STK500-2 = $(STK500) -d$(MCU_TARGET) -ms -q -lCF -LCF -cUSB -I200kHz -s -wt - - -OBJ = $(PROGRAM).o -OPTIMIZE = -O2 - -DEFS = -LIBS = - -CC = avr-gcc - -# Override is only needed by avr-lib build system. - -override CFLAGS = -g -Wall $(OPTIMIZE) -mmcu=$(MCU_TARGET) -DF_CPU=$(AVR_FREQ) $(DEFS) -override LDFLAGS = -Wl,$(LDSECTION) -#override LDFLAGS = -Wl,-Map,$(PROGRAM).map,$(LDSECTION) - -OBJCOPY = avr-objcopy -OBJDUMP = avr-objdump - -all: - -atmega328_bt: TARGET = atmega328_bt -atmega328_bt: MCU_TARGET = atmega328p -atmega328_bt: AVR_FREQ = 16000000L -atmega328_bt: LDSECTION = --section-start=.text=0x7000 -atmega328_bt: $(PROGRAM)_atmega328_bt.hex - -atmega328_bt_isp: atmega328_bt -atmega328_bt_isp: TARGET = atmega328_bt -atmega328_bt_isp: MCU_TARGET = atmega328p -atmega328_bt_isp: HFUSE = D8 -atmega328_bt_isp: LFUSE = FF -atmega328_bt_isp: EFUSE = 05 -atmega328_bt_isp: isp - -isp: $(TARGET) - $(ISPFUSES) - $(ISPFLASH) - -isp-stk500: $(PROGRAM)_$(TARGET).hex - $(STK500-1) - $(STK500-2) - -%.elf: $(OBJ) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS) - -clean: - rm -rf *.o *.elf *.lst *.map *.sym *.lss *.eep *.srec *.bin *.hex - -%.lst: %.elf - $(OBJDUMP) -h -S $< > $@ - -%.hex: %.elf - $(OBJCOPY) -j .text -j .data -O ihex $< $@ - -%.srec: %.elf - $(OBJCOPY) -j .text -j .data -O srec $< $@ - -%.bin: %.elf - $(OBJCOPY) -j .text -j .data -O binary $< $@ - |