161 lines
5.2 KiB
Makefile
161 lines
5.2 KiB
Makefile
#CC = gcc
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CC = clang
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# Sometimes we just have to use GCC
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GCC = gcc
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# CFLAGS for core components
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CFLAGS = -Wall -Wextra -pedantic -m32 -O0 -std=c99 -finline-functions -fno-stack-protector -nostdinc -ffreestanding -Wno-unused-function -Wno-unused-parameter -g
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# CFLAGS for native utils
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NATIVEFLAGS = -std=c99 -g -pedantic -Wall -Wextra -Wno-unused-parameter
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# Linker for core
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LD = ld -m elf_i386
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YASM = yasm
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ECHO = `which echo` -e
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# Feel free to be specific, but I'd rather you not be.
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MODULES = $(patsubst %.c,%.o,$(wildcard kernel/core/*.c))
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FILESYSTEMS = $(patsubst %.c,%.o,$(wildcard kernel/core/fs/*.c))
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EMU = qemu
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GENEXT = genext2fs
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DD = dd conv=notrunc
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.PHONY: all system clean install run docs
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all: system bootdisk.img docs
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system: toaruos-initrd toaruos-kernel
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install: toaruos-initrd toaruos-kernel
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@${ECHO} -n "\033[34m -- Installing to /boot...\033[0m"
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@cp toaruos-kernel /boot/toaruos-kernel
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@cp toaruos-initrd /boot/toaruos-initrd
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@${ECHO} "\r\033[34;1m -- Kernel and ramdisk installed.\033[0m"
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run: toaruos-kernel toaruos-initrd
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${EMU} -kernel toaruos-kernel -initrd toaruos-initrd -serial stdio
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#################
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# Documentation #
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#################
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docs: docs/core.pdf
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docs/core.pdf: docs/*.tex
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@${ECHO} -n "\033[32m docs Generating documentation..."
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@pdflatex -draftmode -halt-on-error -output-directory docs/ docs/core.tex > /dev/null
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@makeindex -q docs/*.idx
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@pdflatex -halt-on-error -output-directory docs/ docs/core.tex > /dev/null
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@${ECHO} "\r\033[32;1m docs Generated documentation PDF."
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################
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# Kernel #
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################
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toaruos-kernel: kernel/start.o kernel/link.ld kernel/main.o ${MODULES} ${FILESYSTEMS}
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@${ECHO} -n "\033[32m LD $<\033[0m"
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@${LD} -T kernel/link.ld -o toaruos-kernel kernel/*.o kernel/core/*.o kernel/core/fs/*.o
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@${ECHO} "\r\033[32;1m LD $<\033[0m"
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@${ECHO} "\033[34;1m -- Kernel is ready!\033[0m"
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kernel/start.o: kernel/start.s
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@${ECHO} -n "\033[32m yasm $<\033[0m"
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@${YASM} -f elf -o kernel/start.o kernel/start.s
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@${ECHO} "\r\033[32;1m yasm $<\033[0m"
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%.o: %.c
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@${ECHO} -n "\033[32m CC $<\033[0m"
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@${CC} ${CFLAGS} -I./kernel/include -c -o $@ $<
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@${ECHO} "\r\033[32;1m CC $<\033[0m"
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################
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# Ram disk #
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################
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toaruos-initrd: initrd/boot/kernel initrd/boot/stage2
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@${ECHO} -n "\033[32m initrd Generating initial RAM disk\033[0m"
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@# Get rid of the old one
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@-rm -f toaruos-initrd
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@${GENEXT} -d initrd -q -b 249 toaruos-initrd
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@${ECHO} "\r\033[32;1m initrd Generated initial RAM disk image\033[0m"
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@${ECHO} "\033[34;1m -- HDD image is ready!\033[0m"
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### Ram Disk installers...
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# Second stage bootloader
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initrd/boot/stage2: bootloader/stage2.bin
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@mkdir -p initrd/boot
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@cp bootloader/stage2.bin initrd/boot/stage2
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# Kernel
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initrd/boot/kernel: toaruos-kernel
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@mkdir -p initrd/boot
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@cp toaruos-kernel initrd/boot/kernel
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################
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# Utilities #
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################
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util/bin/mrboots-installer: util/mrboots-installer.c
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@${ECHO} -n "\033[32m CC $<\033[0m"
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@${CC} ${NATIVEFLAGS} -o $@ $<
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@${ECHO} "\r\033[32;1m CC $<\033[0m"
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################
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# Bootloader #
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################
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# Stage 1
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bootloader/stage1/main.o: bootloader/stage1/main.c
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@${ECHO} -n "\033[32m CC $<\033[0m"
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@${GCC} ${CFLAGS} -c -o $@ $<
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@${ECHO} "\r\033[32;1m CC $<\033[0m"
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bootloader/stage1/start.o: bootloader/stage1/start.s
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@${ECHO} -n "\033[32m yasm $<\033[0m"
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@${YASM} -f elf32 -p gas -o $@ $<
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@${ECHO} "\r\033[32;1m yasm $<\033[0m"
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bootloader/stage1.bin: bootloader/stage1/main.o bootloader/stage1/start.o bootloader/stage1/link.ld
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@${ECHO} -n "\033[32m ld $<\033[0m"
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@${LD} -o bootloader/stage1.bin -T bootloader/stage1/link.ld bootloader/stage1/start.o bootloader/stage1/main.o
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@${ECHO} "\r\033[32;1m ld $<\033[0m"
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# Stage 2
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bootloader/stage2/main.o: bootloader/stage2/main.c
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@${ECHO} -n "\033[32m CC $<\033[0m"
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@${GCC} ${CFLAGS} -I./kernel/include -c -o $@ $<
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@${ECHO} "\r\033[32;1m CC $<\033[0m"
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bootloader/stage2/start.o: bootloader/stage2/start.s
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@${ECHO} -n "\033[32m yasm $<\033[0m"
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@${YASM} -f elf32 -p gas -o $@ $<
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@${ECHO} "\r\033[32;1m yasm $<\033[0m"
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bootloader/stage2.bin: bootloader/stage2/main.o bootloader/stage2/start.o bootloader/stage2/link.ld
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@${ECHO} -n "\033[32m ld $<\033[0m"
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@${LD} -o bootloader/stage2.bin -T bootloader/stage2/link.ld bootloader/stage2/start.o bootloader/stage2/main.o
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@${ECHO} "\r\033[32;1m ld $<\033[0m"
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##############
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# bootdisk #
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##############
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bootdisk.img: bootloader/stage1.bin bootloader/stage2.bin util/bin/mrboots-installer
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@${ECHO} -n "\033[34m -- Building bootdisk.img...\033[0m"
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@cat bootloader/stage1.bin bootloader/stage2.bin > bootdisk.img
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@${ECHO} "\r\033[34;1m -- Bootdisk is ready! \033[0m"
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###############
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# clean #
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###############
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clean:
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@${ECHO} -n "\033[31m RM Cleaning... \033[0m"
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@-rm -f toaruos-kernel
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@-rm -f toaruos-initrd
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@-rm -f kernel/*.o
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@-rm -f kernel/core/*.o
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@-rm -f kernel/core/fs/*.o
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@-rm -f bootloader/stage1.bin
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@-rm -f bootloader/stage1/*.o
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@-rm -f bootloader/stage2.bin
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@-rm -f bootloader/stage2/*.o
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@-rm -f initrd/boot
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@-rm -f bootdisk.img
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@-rm -f docs/*.pdf docs/*.aux docs/*.log docs/*.out
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@-rm -f docs/*.idx docs/*.ind docs/*.toc docs/*.ilg
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@-rm -f util/bin/*
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@${ECHO} "\r\033[31;1m RM Finished cleaning.\033[0m\033[K"
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