eduOS/Makefile.example
2013-11-09 00:25:25 +01:00

90 lines
2.5 KiB
Text

TOPDIR = $(shell pwd)
ARCH = x86
NAME = eduos
KERNDIRS = libkern kernel arch/$(ARCH)/kernel
SUBDIRS = $(KERNDIRS)
# Set your own cross compiler tool chain prefix here
CROSSCOMPREFIX =
CC_FOR_TARGET = $(CROSSCOMPREFIX)gcc
CXX_FOR_TARGET = $(CROSSCOMPREFIX)g++
GCC_FOR_TARGET = $(CROSSCOMPREFIX)gcc
CPP_FOR_TARGET = $(CROSSCOMPREFIX)cpp
AR_FOR_TARGET = $(CROSSCOMPREFIX)ar
AS_FOR_TARGET = $(CROSSCOMPREFIX)as
LD_FOR_TARGET = $(CROSSCOMPREFIX)ld
NM_FOR_TARGET = $(CROSSCOMPREFIX)nm
OBJDUMP_FOR_TARGET = $(CROSSCOMPREFIX)objdump
OBJCOPY_FOR_TARGET = $(CROSSCOMPREFIX)objcopy
RANLIB_FOR_TARGET = $(CROSSCOMPREFIX)ranlib
STRIP_FOR_TARGET = $(CROSSCOMPREFIX)strip
READELF_FOR_TARGET = $(CROSSCOMPREFIX)readelf
NASM = nasm
NASMFLAGS = -felf32 -g
INCLUDE = -I$(TOPDIR)/include -I$(TOPDIR)/arch/$(ARCH)/include
# Compiler options for final code
CFLAGS = -g -m32 -march=i586 -Wall -O2 -fno-builtin -fstrength-reduce -fomit-frame-pointer -finline-functions -nostdinc $(INCLUDE) -fno-stack-protector
# Compiler options for debugging
#CFLAGS = -g -O -m32 -march=i586 -Wall -fno-builtin -DWITH_FRAME_POINTER -nostdinc $(INCLUDE) -fno-stack-protector
AR = ar
ARFLAGS = rsv
RM = rm -rf
LDFLAGS = -T link.ld -z max-page-size=4096 --defsym __BUILD_DATE=$(shell date +'%Y%m%d') --defsym __BUILD_TIME=$(shell date +'%H%M%S')
STRIP_DEBUG = --strip-debug
KEEP_DEBUG = --only-keep-debug
# Prettify output
V = 0
ifeq ($V,0)
Q = @
P = > /dev/null
endif
default: all
all: $(NAME).elf
$(NAME).elf:
$Q$(LD_FOR_TARGET) $(LDFLAGS) -o $(NAME).elf $^
@echo [OBJCOPY] $(NAME).sym
$Q$(OBJCOPY_FOR_TARGET) $(KEEP_DEBUG) $(NAME).elf $(NAME).sym
@echo [OBJCOPY] $(NAME).elf
$Q$(OBJCOPY_FOR_TARGET) $(STRIP_DEBUG) $(NAME).elf
clean:
$Q$(RM) $(NAME).elf $(NAME).sym *~
@echo Cleaned.
veryclean: clean
$Q$(RM) qemu-vlan0.pcap
@echo Very cleaned
qemu: $(NAME).elf
qemu-system-i386 -monitor stdio -smp 2 -net nic,model=rtl8139 -net user,hostfwd=tcp::12345-:7 -net dump -kernel $(NAME).elf
qemu-dbg: $(NAME).elf
qemu-system-i386 -monitor stdio -s -S -smp 2 -net nic,model=rtl8139 -net user,hostfwd=tcp::12345-:7 -net dump -kernel $(NAME).elf
doc:
@doxygen
@echo Create documentation...
%.o : %.c
@echo [CC] $@
$Q$(CC_FOR_TARGET) -c -D__KERNEL__ $(CFLAGS) -o $@ $<
@echo [DEP] $*.dep
$Q$(CC_FOR_TARGET) -MF $*.dep -MT $*.o -MM $(CFLAGS) $<
%.o : %.asm
@echo [ASM] $@
$Q$(NASM) $(NASMFLAGS) -o $@ $<
%.o : %.S
@echo [GCC-ASM] $@
$Q$(CC_FOR_TARGET) $(CFLAGS) -c -o $@ $<
.PHONY: default all clean emu gdb newlib tools
include $(addsuffix /Makefile,$(SUBDIRS))