borgware-2d/defaults.mk

123 lines
3.1 KiB
Makefile

# ethersex project specific defaults, each can be overridden in config.mk
F_CPU = 20000000UL
MCU = atmega644
CC=avr-gcc
AR=avr-ar
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
AS = avr-as
CP = cp
RM = rm -f
AVRDUDE = avrdude
AVRDUDE_BAUDRATE = 115200
SIZE = avr-size
STRIP = avr-strip
HOSTCC := gcc
export HOSTCC
LIBS = -lm
# flags for the compiler
CFLAGS ?= -Wall -W -Wno-unused-parameter -Wno-sign-compare
CFLAGS += -g -Os -std=gnu99 -fgnu89-inline -D_XOPEN_SOURCE=600 -DNDEBUG
#############################################################################
#Settings for Simulator build
#ugly hack to define a newline (yes, there are two blank lines, on purpose!!)
define n
endef
OSTYPE = $(shell uname)
MACHINE = $(shell uname -m)
ifeq ($(findstring CYGWIN,$(OSTYPE)),CYGWIN)
CFLAGS_SIM = -g -Wall -pedantic -std=c99 -O0 -D_WIN32 -D_XOPEN_SOURCE=600
ifeq ($(MACHINE),x86_64)
LDFLAGS_SIM = -T ld_scripts/i386pep.x
else
LDFLAGS_SIM = -T ld_scripts/i386pe.x
endif
LIBS_SIM = -lgdi32 -lwinmm -lm
else
ifeq ($(OSTYPE),FreeBSD)
CFLAGS_SIM = -g -I/usr/local/include -Wall -pedantic -std=c99 -O0 -D_XOPEN_SOURCE=600
ifeq ($(MACHINE),amd64)
LDFLAGS_SIM = -L/usr/local/lib -T ld_scripts/elf_x86_64_fbsd.x
else
LDFLAGS_SIM = -L/usr/local/lib -T ld_scripts/elf_i386_fbsd.x
endif
LIBS_SIM = -lglut -lpthread -lGL -lGLU -lm
else
ifeq ($(OSTYPE),Linux)
CFLAGS_SIM = -g -Wall -pedantic -std=c99 -O0 -D_XOPEN_SOURCE=600
ifeq ($(MACHINE),x86_64)
LDFLAGS_SIM = -T ld_scripts/elf_x86_64.x
else
LDFLAGS_SIM = -T ld_scripts/elf_i386.x
endif
LIBS_SIM = -lglut -lpthread -lGL -lGLU -lm
else
($(error $(n)$(n)Simulator build is not supported on your system.$(n)$(n)\
Currently supported platforms:$(n) \
Linux on x86 and amd64$(n) \
FreeBSD on x86 and amd64$(n) \
Windows (through Cygwin) on x86 and amd64)
endif
endif
endif
##############################################################################
# the default target
$(TARGET):
##############################################################################
# include user's config.mk file
config.mk:
@echo "# Put your own config here!" > $@
@echo "#F_CPU = $(F_CPU)" >> $@
@echo "#MCU = $(MCU)" >> $@
@echo "created default config.mk, tune your settings there!"
-include config.mk
##############################################################################
# configure load address for bootloader, if enabled
#
ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),mrproper)
ifneq ($(MAKECMDGOALS),menuconfig)
include $(MAKETOPDIR)/.config
CPPFLAGS += -DF_CPU=$(FREQ)UL -mmcu=$(MCU)
# flags for the linker
ifeq ($(findstring atmega128,$(MCU)),atmega128)
LDFLAGS += -T ld_scripts/avr51.x -Wl,-Map,image.map -mmcu=$(MCU)
else
LDFLAGS += -T ld_scripts/avr5.x -Wl,-Map,image.map -mmcu=$(MCU)
endif
endif # MAKECMDGOALS!=menuconfig
endif # MAKECMDGOALS!=mrproper
endif # MAKECMDGOALS!=clean
ifeq ($(BOOTLOADER_SUPPORT),y)
LDFLAGS += -Wl,--section-start=.text=0xE000
CFLAGS += -mcall-prologues
endif
%.s: %.c
$(CC) -o $@ -O0 $(CPPFLAGS) -S $<
%.E: %.c
$(CC) -o $@ -O0 $(CPPFLAGS) -C -E -dD $<