#
# Makefile for cnix.

AS	= as
LD	= ld
LDFLAGS	= -m elf_i386 -Ttext 0x100000 -e on_journey
CC	= gcc $(RAMDISK)
CFLAGS	= -Wall -O2 -fstrength-reduce -fomit-frame-pointer \
	 -finline-functions -nostdinc -I../include -nostdlib
CPP	= cpp -nostdinc -Iinclude

#ARCHIVES = driver/driver.o mm/mm.o kernel/kernel.o
ARCHIVES = driver/driver.o mm/mm.o fs/fs.o kernel/kernel.o

all:	Image test/shell

Image: boot/boot tools/system tools/makeimg
	objcopy -O binary -R .note -R .comment tools/system tools/kernel
	tools/makeimg boot/boot tools/kernel Image
	tools/ndisasm -b32 tools/kernel > System.asm
	rm tools/kernel -f
	sync

disk:	Image
	dd bs=8192 if=Image of=/dev/fd0

boot/boot:	boot/boot.o
	$(LD) -Ttext 0x0 -s --oformat binary -o $@ boot/boot.o
boot/boot.o:    boot/boot.s
	$(AS) -o $@ $<
boot/boot.s:	boot/boot.S
	$(CC) $(CFLAGS) -S $<>$@

tools/system:	boot/head.o init/main.o $(ARCHIVES)
	$(LD) $(LDFLAGS) boot/head.o init/main.o $(ARCHIVES) -o tools/system  
	nm tools/system | grep -v '\(compiled\)\|\(\.o$$\)\|\( [aU] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)'| sort > System.map

tools/makeimg::
	(cd tools; make)

boot/head.o:    boot/head.s
	$(AS) -o $@ $<
boot/head.s:	boot/head.S
	$(CC) $(CFLAGS) -S $<>$@

init/main.o:	init/main.c
	(cd init;make)

driver/driver.o::
	(cd driver;make)

mm/mm.o::
	(cd mm;make)
fs/fs.o::
	(cd fs;make)

kernel/kernel.o::
	(cd kernel;make)

test/shell::
	(cd lib;make)
	(cd test;make)

clean:
	rm -f Image System.map tmp_make boot/boot core
	rm -f boot/*.o boot/*.s tools/system System.asm 
	(cd driver;make clean)
	(cd kernel;make clean)
	(cd init;make clean) 
	(cd mm;make clean)
	(cd fs;make clean)
	(cd lib;make clean)
	(cd tools;make clean)

clr1:
	rm -f *~
	(cd driver; rm -f *~)
	(cd kernel; rm -f *~)
	(cd init; rm -f *~)
	(cd boot; rm -f *~)
	(cd mm; rm -f *~)
	(cd fs; rm -f *~)
	(cd include; rm -f *~)
	(cd include/asm;rm -f *~)
	(cd include/cnix;rm -f *~)
	(cd lib;rm -f *~)

clr2:
	rm -f *.swp
	(cd driver; rm -f *.swp)
	(cd kernel; rm -f *.swp)
	(cd init; rm -f *.swp)
	(cd boot; rm -f *.swp)
	(cd mm; rm -f *.swp)
	(cd include; rm -f *.swp)
	(cd include/asm;rm -f *.swp)
	(cd include/cnix;rm -f *.swp)
