eduOS/Makefile.example

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TERM = xterm
TOPDIR = $(shell pwd)
ARCH = x86
NAME = eduos
KERNDIRS = libkern kernel mm arch/$(ARCH)/kernel arch/$(ARCH)/mm
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 = $(CROSSCOMPREFIX)readelf
NASM = nasm
NASMFLAGS = -felf32 -g -i$(TOPDIR)/include/eduos/
GDB = $(CROSSCOMPREFIX)gdb
GDBFLAGS = -x debug.gdb
QEMU = qemu-system-i386
QEMUFLAGS = -smp 2 -monitor stdio \
-net nic,model=rtl8139 \
-net user,hostfwd=tcp::12345-:7
QEMUDEBUGFLAGS = -monitor none -daemonize \
-net nic,model=rtl8139 \
-net user,hostfwd=tcp::12345-:7
QEMUSERIALFLAGS = -device pci-serial,chardev=tS0 \
-chardev socket,host=localhost,port=4555,server,id=tS0
INCLUDE = -I$(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
debug debug-eclipse : CFLAGS = -g -O0 -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) $(QEMUFLAGS) -kernel $(NAME).elf
uart: $(NAME).elf
$(QEMU) $(QEMUFLAGS) $(QEMUSERIALFLAGS) -kernel $(NAME).elf
debug: $(NAME).elf
$(TERM) -e $(GDB) $(GDBFLAGS) &
$(QEMU) $(QEMUDEBUGFLAGS) -s -S -kernel $(NAME).elf
debug-eclipse: clean $(NAME).elf
killall $(QEMU) &
( ( $(QEMU) $(QEMUDEBUGFLAGS) $(QEMUSERIALFLAGS) -s -S -kernel $(NAME).elf & ) & )
doc:
@echo Create documentation...
@doxygen
%.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) $<
include/eduos/config.inc: include/eduos/config.h
@echo "; This file is generated automatically from the config.h file." > include/eduos/config.inc
@echo "; Before editing this, you should consider editing config.h." >> include/eduos/config.inc
@awk '/^#define KERNEL_STACK_SIZE/{ print "%define KERNEL_STACK_SIZE", $$3 }' include/eduos/config.h >> include/eduos/config.inc
%.o : %.asm include/eduos/config.inc
@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))