279 lines
8.9 KiB
Makefile
279 lines
8.9 KiB
Makefile
# ToAruOS Primary Build Script
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ifneq ($(MAKECMDGOALS),toolchain)
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ifeq ($(TOOLCHAIN),)
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$(error No toolchain available and you did not ask to build it. Did you forget to source the toolchain config?)
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endif
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endif
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# We always build with our targetted cross-compiler
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CC = i686-pc-toaru-gcc
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NM = i686-pc-toaru-nm
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CXX= i686-pc-toaru-g++
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# Build flags
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CFLAGS = -O2 -std=c99
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CFLAGS += -finline-functions -ffreestanding
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CFLAGS += -Wall -Wextra -Wno-unused-function -Wno-unused-parameter
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CFLAGS += -pedantic -fno-omit-frame-pointer
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CFLAGS += -D_KERNEL_
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# Kernel autoversioning with git sha
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CFLAGS += -DKERNEL_GIT_TAG=`util/make-version`
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# We have some pieces of assembly sitting around as well...
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YASM = yasm
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# All of the core parts of the kernel are built directly.
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KERNEL_OBJS = $(patsubst %.c,%.o,$(wildcard kernel/*/*.c))
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KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*/*.c))
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# Loadable modules
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MODULES = $(patsubst modules/%.c,hdd/mod/%.ko,$(wildcard modules/*.c))
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# We also want to rebuild when a header changes.
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# This is a naive approach, but it works...
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HEADERS = $(shell find kernel/include/ -type f -name '*.h')
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# Userspace build flags
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USER_CFLAGS = -O3 -m32 -Wa,--32 -g -Iuserspace -std=c99 -U__STRICT_ANSI__
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USER_CXXFLAGS = -O3 -m32 -Wa,--32 -g -Iuserspace
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USER_BINFLAGS =
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# Userspace binaries and libraries
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USER_CFILES = $(shell find userspace -not -wholename '*/lib/*' -name '*.c')
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USER_CXXFILES = $(shell find userspace -not -wholename '*/lib/*' -name '*.c++')
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USER_LIBFILES = $(shell find userspace -wholename '*/lib/*' -name '*.c')
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# Userspace output files (so we can define metatargets)
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USERSPACE = $(foreach file,$(USER_CFILES),$(patsubst %.c,hdd/bin/%,$(notdir ${file})))
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USERSPACE += $(foreach file,$(USER_CXXFILES),$(patsubst %.c++,hdd/bin/%,$(notdir ${file})))
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USERSPACE += $(foreach file,$(USER_LIBFILES),$(patsubst %.c,%.o,${file}))
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# Pretty output utilities.
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BEG = util/mk-beg
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END = util/mk-end
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INFO = util/mk-info
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ERRORS = 2>>/tmp/.`whoami`-build-errors || util/mk-error
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ERRORSS = >>/tmp/.`whoami`-build-errors || util/mk-error
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BEGRM = util/mk-beg-rm
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ENDRM = util/mk-end-rm
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# Hard disk image generation
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GENEXT = genext2fs
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DISK_SIZE = `util/disk_size.sh`
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DD = dd conv=notrunc
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# Specify which modules should be included on startup.
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# There are a few modules that are kinda required for a working system
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# such as all of the dependencies needed to mount the root partition.
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# We can also include things like the debug shell...
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# Note that ordering matters - list dependencies first.
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BOOT_MODULES := zero random serial
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BOOT_MODULES += procfs tmpfs ata
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#BOOT_MODULES += dospart
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BOOT_MODULES += ext2
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BOOT_MODULES += debug_shell
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BOOT_MODULES += ps2mouse ps2kbd
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BOOT_MODULES += lfbvideo
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BOOT_MODULES += packetfs
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BOOT_MODULES += pcspkr
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# This is kinda silly. We're going to form an -initrd argument..
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# which is basically -initrd "hdd/mod/%.ko,hdd/mod/%.ko..."
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# for each of the modules listed above in BOOT_MODULES
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COMMA := ,
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EMPTY :=
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SPACE := $(EMPTY) $(EMPTY)
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BOOT_MODULES_X = -initrd "$(subst $(SPACE),$(COMMA),$(foreach mod,$(BOOT_MODULES),hdd/mod/$(mod).ko))"
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# Emulator settings
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EMU = qemu-system-i386
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EMUARGS = -sdl -kernel toaruos-kernel -m 1024
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EMUARGS += -serial stdio -vga std
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EMUARGS += -hda toaruos-disk.img -k en-us -no-frame
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EMUARGS += -rtc base=localtime -net nic,model=rtl8139 -net user -soundhw pcspk
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EMUARGS += -net dump -no-kvm-irqchip
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EMUARGS += $(BOOT_MODULES_X)
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EMUKVM = -enable-kvm
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DISK_ROOT = root=/dev/hda
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VID_QEMU = vid=qemu,,1280,,720
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START_VGA = start=--vga
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START_SINGLE = start=--single
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WITH_LOGS = logtoserial=1
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.PHONY: all system install test toolchain userspace modules
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.PHONY: clean clean-soft clean-hard clean-user clean-mods clean-core clean-disk clean-once
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.PHONY: run vga term headless
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.PHONY: kvm vga-kvm term-kvm headless-kvm
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.PHONY: debug debug-kvm debug-term debug-term-kvm
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# Prevents Make from removing intermediary files on failure
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.SECONDARY:
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# Disable built-in rules
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.SUFFIXES:
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all: system tags userspace
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system: toaruos-disk.img toaruos-kernel modules
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userspace: ${USERSPACE}
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modules: ${MODULES}
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# Various different quick options
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run: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(DISK_ROOT)"
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kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(DISK_ROOT)"
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debug: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(WITH_LOGS) $(DISK_ROOT)"
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debug-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(WITH_LOGS) $(DISK_ROOT)"
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vga: system
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${EMU} ${EMUARGS} -append "$(START_VGA) $(DISK_ROOT)"
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vga-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(START_VGA) $(DISK_ROOT)"
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term: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(START_SINGLE) $(DISK_ROOT)"
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term-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(START_SINGLE) $(DISK_ROOT)"
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debug-term: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(START_SINGLE) $(WITH_LOGS) $(DISK_ROOT)"
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debug-term-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(START_SINGLE) $(WITH_LOGS) $(DISK_ROOT)"
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headless: system
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${EMU} ${EMUARGS} -display none -append "$(START_VGA) $(DISK_ROOT)"
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headless-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -display none -append "$(START_VGA) $(DISK_ROOT)"
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test: system
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expect util/test.exp
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toolchain:
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@cd toolchain; ./toolchain-build.sh
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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 kernel/symbols.o ${KERNEL_OBJS}
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@${BEG} "CC" "$<"
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@${CC} -T kernel/link.ld -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
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@${END} "CC" "$<"
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@${INFO} "--" "Kernel is ready!"
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kernel/symbols.o: ${KERNEL_OBJS} util/generate_symbols.py
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@-rm -f kernel/symbols.o
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@${BEG} "nm" "Generating symbol list..."
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@${CC} -T kernel/link.ld -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
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@${NM} toaruos-kernel -g | python2 util/generate_symbols.py > kernel/symbols.s
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@${END} "nm" "Generated symbol list."
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@${BEG} "yasm" "kernel/symbols.s"
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@${YASM} -f elf -o $@ kernel/symbols.s ${ERRORS}
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@${END} "yasm" "kernel/symbols.s"
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kernel/start.o: kernel/start.s
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@${BEG} "yasm" "$<"
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@${YASM} -f elf -o $@ $< ${ERRORS}
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@${END} "yasm" "$<"
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kernel/sys/version.o: kernel/*/*.c kernel/*.c
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hdd/mod/%.ko: modules/%.c ${HEADERS}
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@${BEG} "CC" "$< [module]"
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@${CC} -T modules/link.ld -I./kernel/include -nostdlib ${CFLAGS} -c -o $@ $< ${ERRORS}
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@${END} "CC" "$< [module]"
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kernel/%.o: kernel/%.c ${HEADERS}
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@${BEG} "CC" "$<"
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@${CC} ${CFLAGS} -g -I./kernel/include -c -o $@ $< ${ERRORS}
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@${END} "CC" "$<"
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#############
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# Userspace #
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#############
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# Libraries
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userspace/%.o: userspace/%.c
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@${BEG} "CC" "$<"
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@${CC} ${USER_CFLAGS} $(shell util/auto-dep.py --cflags $<) -c -o $@ $< ${ERRORS}
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@${END} "CC" "$<"
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# Binaries from C sources
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define user-c-rule
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$1: $2 $(shell util/auto-dep.py --deps $2)
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@${BEG} "CC" "$$<"
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@${CC} -o $$@ $(USER_CFLAGS) $(USER_BINFLAGS) $$(shell util/auto-dep.py --cflags $$<) $$< $$(shell util/auto-dep.py --libs $$<) ${ERRORS}
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@${END} "CC" "$$<"
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endef
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$(foreach file,$(USER_CFILES),$(eval $(call user-c-rule,$(patsubst %.c,hdd/bin/%,$(notdir ${file})),${file})))
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# Binaries from C++ sources
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define user-cxx-rule
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$1: $2 $(shell util/auto-dep.py --deps $2)
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@${BEG} "C++" "$$<"
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@${CXX} -o $$@ $(USER_CXXFLAGS) $(USER_BINFLAGS) $$(shell util/auto-dep.py --cflags $$<) $$< $$(shell util/auto-dep.py --libs $$<) ${ERRORS}
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@${END} "C++" "$$<"
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endef
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$(foreach file,$(USER_CXXFILES),$(eval $(call user-cxx-rule,$(patsubst %.c++,hdd/bin/%,$(notdir ${file})),${file})))
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####################
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# Hard Disk Images #
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####################
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toaruos-disk.img: ${USERSPACE} ${MODULES} util/devtable
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@${BEG} "hdd" "Generating a Hard Disk image..."
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@-rm -f toaruos-disk.img
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@${GENEXT} -B 4096 -d hdd -D util/devtable -U -b ${DISK_SIZE} -N 4096 toaruos-disk.img ${ERRORS}
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@${END} "hdd" "Generated Hard Disk image"
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@${INFO} "--" "Hard disk image is ready!"
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##############
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# ctags #
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##############
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tags: kernel/*/*.c kernel/*.c userspace/**/*.c modules/*.c
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@${BEG} "ctag" "Generating CTags..."
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@-ctags -R --c++-kinds=+p --fields=+iaS --extra=+q kernel userspace modules util ${ERRORS}
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@${END} "ctag" "Generated CTags."
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###############
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# clean #
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###############
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clean-soft:
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@${BEGRM} "RM" "Cleaning modules..."
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@-rm -f kernel/*.o
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@-rm -f kernel/*/*.o
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@-rm -f ${KERNEL_OBJS}
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@${ENDRM} "RM" "Cleaned modules"
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clean-user:
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@${BEGRM} "RM" "Cleaning userspace products..."
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@-rm -f ${USERSPACE}
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@${ENDRM} "RM" "Cleaned userspace products"
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clean-mods:
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@${BEGRM} "RM" "Cleaning kernel modules..."
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@-rm -f hdd/mod/*
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@${ENDRM} "RM" "Cleaned kernel modules"
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clean-core:
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@${BEGRM} "RM" "Cleaning final output..."
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@-rm -f toaruos-kernel
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@${ENDRM} "RM" "Cleaned final output"
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clean-disk:
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@${BEGRM} "RM" "Deleting hard disk image..."
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@-rm -f toaruos-disk.img
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@${ENDRM} "RM" "Deleted hard disk image"
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clean: clean-soft clean-core
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@${INFO} "--" "Finished soft cleaning"
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clean-hard: clean clean-user clean-mods
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@${INFO} "--" "Finished hard cleaning"
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# vim:noexpandtab
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# vim:tabstop=4
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# vim:shiftwidth=4
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