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CC = gcc -O0 -m32 -fno-builtin -fno-stack-protector -nostdinc -nostdlib
LD = ld -melf_i386 -nostdlib
all: rtthread rtsym exe dll floppy.img
@mkdir -p tmp
@sudo mount -t vfat floppy.img tmp -o loop
@sudo cp -fv rtthread.elf tmp/boot/oskernel
@sudo rm tmp/bin/* -fr
@sudo cp out/* tmp/bin/ -fv
@sudo umount tmp
rtthread:
@scons
rtsym:
@./src/extract.sh ./rtthread-ia32.map ./src/rt_thread_sym.h
obj:
mkdir -p obj
out:
mkdir -p out
dll: obj out
$(CC) -shared -s -fPIC -e main -Isrc src/hello.c -o out/hello.mo
disasm: obj out
$(CC) -shared -S -fPIC -Isrc src/hello.c -o obj/hello.s
cat obj/hello.s
objdump --disassemble out/hello.mo
exe: obj out
clean:
scons -c clean
rm -fr build rtthread* out obj
floppy.img:
wget https://github.com/bajdcc/tinix/raw/master/floppy.img
# https://en.wikibooks.org/wiki/QEMU/Devices/Network
run:
qemu-system-i386 -fda floppy.img -boot a -m 64M -serial stdio -net nic,model=ne2k_pci
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