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Makefile
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Makefile
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include build_scripts/config.mk
.PHONY: all floppy_image kernel bootloader clean always tools_fat run info
all: floppy_image tools_fat
include build_scripts/toolchain.mk
#
# Floppy image
#
floppy_image: $(BUILD_DIR)/main_floppy.img
$(BUILD_DIR)/main_floppy.img: bootloader kernel
@dd if=/dev/zero of=$@ bs=512 count=2880
@mkfs.fat -F 12 -n "OWLOS" $@
@dd if=$(BUILD_DIR)/stage1.bin of=$@ conv=notrunc
@mmd -i $@ sys
@mcopy -i $@ $(BUILD_DIR)/stage2.bin "::stage2.bin"
@mcopy -i $@ $(BUILD_DIR)/kernel.bin "::sys/kernel.bin"
@echo $(ARROW) "Created" $@
#
# Bootloader
#
bootloader: stage1 stage2
stage1: $(BUILD_DIR)/stage1.bin
$(BUILD_DIR)/stage1.bin: always
@$(MAKE) -C src/bootloader/stage1 BUILD_DIR=$(abspath $(BUILD_DIR))
stage2: $(BUILD_DIR)/stage2.bin
$(BUILD_DIR)/stage2.bin: always
@$(MAKE) -C src/bootloader/stage2 BUILD_DIR=$(abspath $(BUILD_DIR))
#
# Kernel
#
kernel: $(BUILD_DIR)/kernel.bin
$(BUILD_DIR)/kernel.bin: always
@$(MAKE) -C src/kernel BUILD_DIR=$(abspath $(BUILD_DIR))
#
# Tools
#
tools_fat: $(BUILD_DIR)/tools/fat
$(BUILD_DIR)/tools/fat: always tools/fat/fat.c
@mkdir -p $(BUILD_DIR)/tools
@$(MAKE) -C tools/fat BUILD_DIR=$(abspath $(BUILD_DIR))
#
# Always
#
always:
@mkdir -p $(BUILD_DIR)
#
# Clean
#
clean:
@$(MAKE) -C src/bootloader/stage1 BUILD_DIR=$(abspath $(BUILD_DIR)) clean
@$(MAKE) -C src/bootloader/stage2 BUILD_DIR=$(abspath $(BUILD_DIR)) clean
@$(MAKE) -C src/kernel BUILD_DIR=$(abspath $(BUILD_DIR)) clean
@rm -rf $(BUILD_DIR)/*
#
# Run
#
run: floppy_image
qemu-system-i386 -fda build/main_floppy.img
#
# Info
#
info:
@echo "### SHOWING DEBUG INFO ###"
@echo "# Main floppy image file FAT structure"
@fls build/main_floppy.img -r