mirror of
https://github.com/arduino/Arduino.git
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Adding ATmega328 version of the Arduino BT bootloader, along with a Makefile for building it.
This commit is contained in:
David A. Mellis
parent
367a0ae9f4
commit
3524387e70
@ -79,7 +79,7 @@
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/* the current avr-libc eeprom functions do not support the ATmega168 */
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/* own eeprom write/read functions are used instead */
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#ifndef __AVR_ATmega168__
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#if !defined(__AVR_ATmega168__) || !defined(__AVR_ATmega328P__)
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#include <avr/eeprom.h>
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#endif
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@ -189,6 +189,11 @@
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#define SIG3 0x06
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#define PAGE_SIZE 0x40U //64 words
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#elif defined __AVR_ATmega328P__
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#define SIG2 0x95
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#define SIG3 0x0F
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#define PAGE_SIZE 0x40U //64 words
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#elif defined __AVR_ATmega162__
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#define SIG2 0x94
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#define SIG3 0x04
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@ -330,7 +335,8 @@ int main(void)
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UBRRHI = (F_CPU/(BAUD_RATE*16L)-1) >> 8;
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UCSRA = 0x00;
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UCSRB = _BV(TXEN)|_BV(RXEN);
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#elif defined __AVR_ATmega168__
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#elif defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
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UBRR0H = ((F_CPU / 16 + BAUD_RATE / 2) / BAUD_RATE - 1) >> 8;
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UBRR0L = ((F_CPU / 16 + BAUD_RATE / 2) / BAUD_RATE - 1);
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@ -551,7 +557,7 @@ putch(0x0D);
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if (getch() == ' ') {
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if (flags.eeprom) { //Write to EEPROM one byte at a time
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for(w=0;w<length.word;w++) {
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#ifdef __AVR_ATmega168__
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#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
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while(EECR & (1<<EEPE));
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EEAR = (uint16_t)(void *)address.word;
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EEDR = buff[w];
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@ -669,7 +675,7 @@ putch(0x0D);
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"rjmp write_page \n\t"
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"block_done: \n\t"
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"clr __zero_reg__ \n\t" //restore zero register
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#if defined __AVR_ATmega168__
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#if defined __AVR_ATmega168__ || __AVR_ATmega328P__
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: "=m" (SPMCSR) : "M" (PAGE_SIZE) : "r0","r16","r17","r24","r25","r28","r29","r30","r31"
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#else
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: "=m" (SPMCR) : "M" (PAGE_SIZE) : "r0","r16","r17","r24","r25","r28","r29","r30","r31"
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@ -701,7 +707,7 @@ putch(0x0D);
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putch(0x14);
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for (w=0;w < length.word;w++) { // Can handle odd and even lengths okay
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if (flags.eeprom) { // Byte access EEPROM read
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#ifdef __AVR_ATmega168__
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#if defined __AVR_ATmega168__ || __AVR_ATmega328P__
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while(EECR & (1<<EEPE));
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EEAR = (uint16_t)(void *)address.word;
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EECR |= (1<<EERE);
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@ -915,7 +921,7 @@ void putch(char ch)
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while (!(UCSR1A & _BV(UDRE1)));
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UDR1 = ch;
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}
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#elif defined __AVR_ATmega168__
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#elif defined (__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
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while (!(UCSR0A & _BV(UDRE0)));
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UDR0 = ch;
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#else
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@ -938,7 +944,7 @@ char getch(void)
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return UDR1;
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}
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return 0;
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#elif defined __AVR_ATmega168__
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#elif defined (__AVR_ATmega168__) || defined(__AVR_ATmega328P__)
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uint32_t count = 0;
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while(!(UCSR0A & _BV(RXC0))){
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/* 20060803 DojoCorp:: Addon coming from the previous Bootloader*/
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@ -976,7 +982,7 @@ void getNch(uint8_t count)
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while(!(UCSR1A & _BV(RXC1)));
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UDR1;
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}
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#elif defined __AVR_ATmega168__
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#elif (defined __AVR_ATmega168__) || defined(__AVR_ATmega328P__)
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while(!(UCSR0A & _BV(RXC0)));
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UDR0;
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#else
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162
hardware/arduino/bootloaders/bt/ATmegaBOOT_168_atmega328_bt.hex
Normal file
162
hardware/arduino/bootloaders/bt/ATmegaBOOT_168_atmega328_bt.hex
Normal file
@ -0,0 +1,162 @@
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:107000000C9434380C9451380C9451380C945138F9
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:1073F000C6008091C00085FFFCCF80E28093C6006C
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:10741000C00085FFFCCF8DE08093C6008091C00046
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:1074400084E58093C6008091C00085FFFCCF80E278
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:107450008093C6008091C00085FFFCCF82E48093BA
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:10746000C6008091C00085FFFCCF84E58093C600F4
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:107470008091C00085FFFCCF80E28093C6008091A0
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:10748000C00085FFFCCF82E58093C6008091C000DC
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:1074900085FFFCCF8FE48093C6008091C00085FFFC
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:1074A000FCCF8CE48093C6008091C00085FFFCCFA8
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:1074D000C6008091C00085FFFCCF80E28093C6008B
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109
hardware/arduino/bootloaders/bt/Makefile
Executable file
109
hardware/arduino/bootloaders/bt/Makefile
Executable file
@ -0,0 +1,109 @@
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# Makefile for ATmegaBOOT
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# E.Lins, 18.7.2005
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# $Id$
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#
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# Instructions
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#
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# To make bootloader .hex file:
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# make diecimila
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# make lilypad
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# make ng
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# etc...
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#
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# To burn bootloader .hex file:
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# make diecimila_isp
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# make lilypad_isp
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# make ng_isp
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# etc...
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# program name should not be changed...
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PROGRAM = ATmegaBOOT_168
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# enter the parameters for the avrdude isp tool
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ISPTOOL = stk500v2
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ISPPORT = usb
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ISPSPEED = -b 115200
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MCU_TARGET = atmega168
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LDSECTION = --section-start=.text=0x3800
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# the efuse should really be 0xf8; since, however, only the lower
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# three bits of that byte are used on the atmega168, avrdude gets
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# confused if you specify 1's for the higher bits, see:
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# http://tinker.it/now/2007/02/24/the-tale-of-avrdude-atmega168-and-extended-bits-fuses/
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#
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# similarly, the lock bits should be 0xff instead of 0x3f (to
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# unlock the bootloader section) and 0xcf instead of 0x0f (to
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# lock it), but since the high two bits of the lock byte are
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# unused, avrdude would get confused.
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ISPFUSES = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \
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-e -u -U lock:w:0x3f:m -U efuse:w:0x$(EFUSE):m -U hfuse:w:0x$(HFUSE):m -U lfuse:w:0x$(LFUSE):m
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ISPFLASH = avrdude -c $(ISPTOOL) -p $(MCU_TARGET) -P $(ISPPORT) $(ISPSPEED) \
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-U flash:w:$(PROGRAM)_$(TARGET).hex -U lock:w:0x0f:m
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STK500 = "C:\Program Files\Atmel\AVR Tools\STK500\Stk500.exe"
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STK500-1 = $(STK500) -e -d$(MCU_TARGET) -pf -vf -if$(PROGRAM)_$(TARGET).hex \
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-lFF -LFF -f$(HFUSE)$(LFUSE) -EF8 -ms -q -cUSB -I200kHz -s -wt
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STK500-2 = $(STK500) -d$(MCU_TARGET) -ms -q -lCF -LCF -cUSB -I200kHz -s -wt
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||||
|
||||
|
||||
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 $< $@
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user