mirror of
https://github.com/raphnet/dreamcast_usb
synced 2024-12-21 22:58:52 -05:00
92 lines
2.1 KiB
Makefile
92 lines
2.1 KiB
Makefile
CC=avr-gcc
|
|
AS=$(CC)
|
|
LD=$(CC)
|
|
PROGNAME=dc_usb
|
|
CPU=atmega168
|
|
|
|
CFLAGS=-Wall -Os -Iusbdrv -I. -mmcu=$(CPU) -DF_CPU=16000000L #-DDEBUG_LEVEL=1
|
|
LDFLAGS=-Wl,-Map=$(PROGNAME).map -mmcu=$(CPU)
|
|
AVRDUDE=avrdude -p m168 -P usb -c avrispmkII
|
|
|
|
OBJS=usbdrv/usbdrv.o usbdrv/usbdrvasm.o main.o maplebus.o dc_pad.o
|
|
|
|
HEXFILE=$(PROGNAME).hex
|
|
ELFFILE=$(PROGNAME).elf
|
|
|
|
# symbolic targets:
|
|
all: $(HEXFILE)
|
|
|
|
.c.o:
|
|
$(CC) $(CFLAGS) -c $< -o $@
|
|
|
|
.S.o:
|
|
$(CC) $(CFLAGS) -x assembler-with-cpp -c $< -o $@
|
|
# "-x assembler-with-cpp" should not be necessary since this is the default
|
|
# file type for the .S (with capital S) extension. However, upper case
|
|
# characters are not always preserved on Windows. To ensure WinAVR
|
|
# compatibility define the file type manually.
|
|
|
|
rxcode.asm: generate_rxcode.sh
|
|
./generate_rxcode.sh > rxcode.asm
|
|
|
|
maplebus.o: maplebus.c rxcode.asm
|
|
$(CC) $(CFLAGS) -c $< -o $@
|
|
|
|
.c.s:
|
|
$(CC) $(CFLAGS) -S $< -o $@
|
|
|
|
|
|
clean:
|
|
rm -f $(HEXFILE) $(PROGNAME).map $(PROGNAME).elf $(PROGNAME).hex *.o usbdrv/*.o main.s usbdrv/oddebug.s usbdrv/usbdrv.s
|
|
|
|
# file targets:
|
|
$(ELFFILE): $(OBJS)
|
|
$(LD) $(LDFLAGS) -o $(ELFFILE) $(OBJS)
|
|
|
|
$(HEXFILE): $(ELFFILE)
|
|
rm -f $(HEXFILE)
|
|
avr-objcopy -j .text -j .data -O ihex $(ELFFILE) $(HEXFILE)
|
|
./checksize $(ELFFILE)
|
|
|
|
|
|
flash: $(HEXFILE)
|
|
$(AVRDUDE) -Uflash:w:$(HEXFILE) -B 1.0
|
|
|
|
# Extended fuse byte (Datasheet Table 28-5)
|
|
#
|
|
# - - - - - BOOTSZ1 BOOTSZ0 BOOTRST
|
|
# 0 0 0 0 0 0 0 1
|
|
#
|
|
EFUSE=0x01
|
|
|
|
# Fuse high byte (Datasheet Table 28-6)
|
|
#
|
|
# RSTDISBL DWEN SPIEN WDTON EESAVE BODLEVEL2 BODLEVEL1 BODLEVEL0
|
|
# 1 1 0 1 0 1 0 1
|
|
#
|
|
HFUSE=0xd5
|
|
|
|
# Fuse low byte (Datasheet Table 28-7)
|
|
#
|
|
# CKDIV8 CKOUT SUT1 SUT0 CKSEL3 CKSEL2 CKSEL1 CKSEL0
|
|
# 1 1 0 1 0 1 1 1
|
|
#
|
|
# Full swing crystal oscillator
|
|
# 0.4 - 20 MHz : CKSEL3..1 011
|
|
#
|
|
# Crystal Oscillator, BOD enabled (Table 9-6)
|
|
# CKSEL0 : 1
|
|
# SUT1..0 : 01
|
|
#
|
|
LFUSE=0xD7
|
|
|
|
fuse:
|
|
$(AVRDUDE) -e -Uefuse:w:$(EFUSE):m -Uhfuse:w:$(HFUSE):m -Ulfuse:w:$(LFUSE):m -B 20.0 -v
|
|
|
|
chip_erase:
|
|
$(AVRDUDE) -e -B 1.0 -F
|
|
|
|
reset:
|
|
$(AVRDUDE) -B 1.0 -F
|
|
|