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MAKE = make
MAKEFLAGS += --no-print-directory
SRC_ROOT := $(shell pwd)
include Makefile.config
.PHONY: all doc run clean test FORCE
all: glitch.elf
doc: FORCE
sphinx-build -b html doc.src doc
run: glitch.iso
@qemu-system-i386 -cdrom glitch.iso -accel kvm -d cpu_reset -display gtk,zoom-to-fit=on
clean:
@${MAKE} ARCH=${ARCH} -C lib clean
@${MAKE} ARCH=${ARCH} -C ${ARCH} clean
@${MAKE} ARCH=${ARCH} -C devices clean
@${MAKE} ARCH=${ARCH} -C src clean
info:
@echo "* Build information *"
@echo " ARCH ${ARCH}"
@echo " MAKE $(shell ${MAKE} --version | head -n1)"
@echo " CC $(shell ${CC} --version | head -n1)"
@echo " ${CFLAGS}"
@echo " CXX $(shell ${CXX} --version | head -n1)"
@echo " ${CXXFLAGS}"
@echo " LD $(shell ${LD} --version | head -n1)"
@echo " ${LDFLAGS}"
test:
@echo Looking for inline assembly
@grep -rn 'asm' devices lib src
@echo Running tests
@make -C lib test
FORCE:
.config: Kconfig
@alldefconfig
Makefile.config: .config
@cp .config Makefile.config
@echo -e '\n# toolchain.mk' >> Makefile.config
@cat $$(sed -nE "s/CONFIG_ARCH_(.+)=y/\1/p" .config)/toolchain.mk >> Makefile.config
symlinks:
mkdir -p src/include
ln -sTf $(SRC_ROOT)/grub src/include/grub
ln -sTf $(SRC_ROOT)/${ARCH} src/include/arch
ln -sTf $(SRC_ROOT)/${ARCH}/sys src/include/sys
ln -sTf $(SRC_ROOT)/devices src/include/devices
ln -sTf $(SRC_ROOT)/lib src/include/lib
mkdir -p devices/include
ln -sTf $(SRC_ROOT)/${ARCH}/sys devices/include/sys
mkdir -p i686/include
ln -sTf $(SRC_ROOT)/grub i686/include/grub
lib/libk.a: FORCE
@${MAKE} -C lib libk.a
i686/arch.a: FORCE
@${MAKE} -C ${ARCH} arch.a
devices/devs.a: FORCE
@${MAKE} -C devices devs.a
src/kernel.a: FORCE
@${MAKE} -C src kernel.a
glitch.elf: ${ARCH}/arch.a src/kernel.a devices/devs.a lib/libk.a
@echo ' LD $@'
@${LD} ${LDFLAGS} -T ${ARCH}/linker.ld -o $@ $^
@echo -n ' B2b '
@b2sum $@ | cut -d ' ' -f1
glitch.iso: glitch.elf grub/grub.cfg
@grub-file --is-x86-multiboot2 glitch.elf
@mkdir -p isodir/boot/grub
@mkdir -p isodir/boot/glitch
@grub-script-check grub/grub.cfg
@cp grub/grub.cfg isodir/boot/grub/grub.cfg
@cp glitch.elf isodir/boot/glitch/glitch.elf
@${STRIP} isodir/boot/glitch/glitch.elf
@rm -f isodir/boot/glitch/checksums
@sha512sum isodir/boot/glitch/* > isodir/boot/glitch/checksums
@sed -i s/isodir// isodir/boot/glitch/checksums
@grub-mkrescue -o glitch.iso isodir
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