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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/*.mo 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) -c -fPIC -Isrc src/hello.c -o out/hello.o
- $(CC) -s -Wl,-shared,-melf_i386,--entry=main -o out/hello.mo out/hello.o
- 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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