160 lines
4.8 KiB
Makefile
160 lines
4.8 KiB
Makefile
# ethersex project specific defaults, each can be overridden in config.mk
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F_CPU = 20000000UL
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MCU = atmega644
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CC=avr-gcc
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AR=avr-ar
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OBJCOPY = avr-objcopy
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OBJDUMP = avr-objdump
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AS = avr-as
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CP = cp
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RM = rm -f
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AVRDUDE = avrdude
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AVRDUDE_BAUDRATE = 115200
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SIZE = avr-size
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STRIP = avr-strip
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HOSTCC := gcc
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export HOSTCC
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LIBS = -lm
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# flags for the compiler
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CFLAGS ?= -Wall -W -Wno-unused-parameter -Wno-sign-compare
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CFLAGS += -g -Os -std=gnu99 -fgnu89-inline -D_XOPEN_SOURCE=600 -DNDEBUG
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#############################################################################
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#Settings for Simulator build
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#ugly hack to define a newline (yes, there are two blank lines, on purpose!!)
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define n
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endef
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OSTYPE = $(shell uname)
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MACHINE = $(shell uname -m)
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ifeq ($(findstring CYGWIN,$(OSTYPE)),CYGWIN)
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CFLAGS_SIM = -g -Wall -pedantic -std=c99 -O0 -D_WIN32 -D_XOPEN_SOURCE=600
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ifeq ($(MACHINE),x86_64)
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LDFLAGS_SIM = -T ld_scripts/i386pep.x
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else
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ifeq ($(MACHINE),i686)
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LDFLAGS_SIM = -T ld_scripts/i386pe.x
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else
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$(warning $(n)$(n)Simulator build is only supported on i386 and amd64.$(n)$(n))
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endif
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endif
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LIBS_SIM = -lgdi32 -lwinmm -lm
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else
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ifeq ($(OSTYPE),FreeBSD)
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CFLAGS_SIM = -g -I/usr/local/include -Wall -pedantic -std=c99 -O0
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CFLAGS_SIM += -D_XOPEN_SOURCE=600
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ifeq ($(MACHINE),amd64)
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LDFLAGS_SIM = -L/usr/local/lib -T ld_scripts/elf_x86_64_fbsd.x
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else
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ifeq ($(MACHINE),i386)
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LDFLAGS_SIM = -L/usr/local/lib -T ld_scripts/elf_i386_fbsd.x
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else
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$(warning $(n)$(n)Simulator build is only supported on i386 and amd64.$(n)$(n))
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endif
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endif
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LIBS_SIM = -lglut -lpthread -lGL -lGLU -lm
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else
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ifeq ($(OSTYPE),NetBSD)
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CFLAGS_SIM = -g -I /usr/pkg/include -I/usr/X11R7/include -Wall -pedantic -std=c99 -O0
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CFLAGS_SIM += -D_XOPEN_SOURCE=600
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ifeq ($(MACHINE),amd64)
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LDFLAGS_SIM = -L/usr/pkg/lib -L/usr/X11R7/lib -T ld_scripts/elf_x86_64_nbsd.x -Wl,-R/usr/pkg/lib,-R/usr/X11R7/lib
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else
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ifeq ($(MACHINE),i386)
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LDFLAGS_SIM = -L/usr/pkg/lib -L/usr/X11R7/lib -T ld_scripts/elf_i386_nbsd.x -Wl,-R/usr/pkg/lib,-R/usr/X11R7/lib
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else
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$(warning $(n)$(n)Simulator build is only supported on i386 and amd64.$(n)$(n))
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endif
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endif
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LIBS_SIM = -lglut -lpthread -lGL -lGLU -lm
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else
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ifeq ($(OSTYPE),Linux)
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CFLAGS_SIM = -g -Wall -pedantic -std=c99 -O0 -D_XOPEN_SOURCE=600
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ifeq ($(MACHINE),x86_64)
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LDFLAGS_SIM = -T ld_scripts/elf_x86_64.x
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else
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ifeq ($(MACHINE),i686)
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LDFLAGS_SIM = -T ld_scripts/elf_i386.x
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else
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$(warning $(n)$(n)Simulator build is only supported on i386 and amd64.$(n)$(n))
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endif
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endif
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LIBS_SIM = -lglut -lpthread -lGL -lGLU -lm
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else
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($(warning $(n)$(n)Simulator build is not supported on your system.$(n)$(n)\
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Currently supported platforms:$(n) \
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Linux on i386 and amd64$(n) \
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FreeBSD on i386 and amd64$(n) \
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NetBSD on i386 and amd64$(n) \
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Windows (via Cygwin) on i386 and amd64)
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endif
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endif
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endif
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endif
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##############################################################################
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# the default target
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$(TARGET):
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##############################################################################
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# include user's config.mk file
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$(MAKETOPDIR)/config.mk:
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@echo "# Customize your config here!" >$@
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@echo "# Add further CFLAGS by using the += operator, eg." >>$@
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@echo "# CFLAGS += -mstrict-X" >>$@
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@echo "#" >>$@
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@echo "# In case you wonder: -mstrict-X produces smaller code, but" >>$@
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@echo "# is only available on avr-gcc 4.7.0 or higher." >>$@
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@echo "#" >>$@
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@echo "# Other flags you might want to tune: CPPFLAGS, LDFLAGS ..." >>$@
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@echo "Created default config.mk, tune your settings there!"
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-include $(MAKETOPDIR)/config.mk
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##############################################################################
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# configure load address for bootloader, if enabled
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#
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ifneq ($(MAKECMDGOALS),clean)
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ifneq ($(MAKECMDGOALS),mrproper)
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ifneq ($(MAKECMDGOALS),menuconfig)
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include $(MAKETOPDIR)/.config
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CPPFLAGS += -DF_CPU=$(FREQ)UL -mmcu=$(MCU)
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# flags for the linker, choose appropriate linker script
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ifeq ($(findstring atmega256,$(MCU)),atmega256)
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LDFLAGS += -T ld_scripts/avr6.x -Wl,-Map,image.map -mmcu=$(MCU)
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else
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ifeq ($(findstring atmega128,$(MCU)),atmega128)
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LDFLAGS += -T ld_scripts/avr51.x -Wl,-Map,image.map -mmcu=$(MCU)
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else
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LDFLAGS += -T ld_scripts/avr5.x -Wl,-Map,image.map -mmcu=$(MCU)
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endif
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endif
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endif # MAKECMDGOALS!=menuconfig
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endif # MAKECMDGOALS!=mrproper
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endif # MAKECMDGOALS!=clean
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ifeq ($(BOOTLOADER_SUPPORT),y)
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LDFLAGS += -Wl,--section-start=.text=0xE000
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CFLAGS += -mcall-prologues
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endif
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%.s: %.c
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$(CC) -o $@ -O0 $(CPPFLAGS) -S $<
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%.E: %.c
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$(CC) -o $@ -O0 $(CPPFLAGS) -C -E -dD $<
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