toaruos/Makefile

214 lines
5.7 KiB
Makefile

ifeq ($(TOOLCHAIN),)
ifeq ($(shell util/check.sh),y)
export PATH := $(shell util/activate.sh)
else
FOO := $(shell util/prompt.sh)
ifeq ($(shell util/check.sh),y)
export PATH := $(shell util/activate.sh)
else
$(error "No toolchain, and you did not ask to build it.")
endif
endif
endif
# Prevents Make from removing intermediary files on failure
.SECONDARY:
# Disable built-in rules
.SUFFIXES:
TARGET_TRIPLET=i686-pc-toaru
# Userspace flags
CC=$(TARGET_TRIPLET)-gcc
AR=$(TARGET_TRIPLET)-ar
CFLAGS= -O3 -g -std=gnu99 -I. -Iapps -pipe -mfpmath=sse -mmmx -msse -msse2 -fplan9-extensions -Wall -Wextra -Wno-unused-parameter
LIBC_OBJS = $(patsubst %.c,%.o,$(wildcard libc/*.c))
LIBC_OBJS += $(patsubst %.c,%.o,$(wildcard libc/*/*.c))
LC=base/lib/libc.so
APPS=$(patsubst apps/%.c,%,$(wildcard apps/*.c))
APPS_X=$(foreach app,$(APPS),base/bin/$(app))
APPS_Y=$(foreach app,$(filter-out init,$(APPS)),.make/$(app).mak)
LIBS=$(patsubst lib/%.c,%,$(wildcard lib/*.c))
LIBS_X=$(foreach lib,$(LIBS),base/lib/libtoaru_$(lib).so)
LIBS_Y=$(foreach lib,$(LIBS),.make/$(lib).lmak)
all: image.iso
# Kernel / module flags
KCC = $(TARGET_TRIPLET)-gcc
KAS = $(TARGET_TRIPLET)-as
KLD = $(TARGET_TRIPLET)-ld
KNM = $(TARGET_TRIPLET)-nm
KCFLAGS = -O2 -std=c99
KCFLAGS += -finline-functions -ffreestanding
KCFLAGS += -Wall -Wextra -Wno-unused-function -Wno-unused-parameter -Wno-format
KCFLAGS += -pedantic -fno-omit-frame-pointer
KCFLAGS += -D_KERNEL_
KCFLAGS += -DKERNEL_GIT_TAG=$(shell util/make-version)
KASFLAGS = --32
KERNEL_OBJS = $(patsubst %.c,%.o,$(wildcard kernel/*.c))
KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*.c))
KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*/*.c))
KERNEL_ASMOBJS = $(filter-out kernel/symbols.o,$(patsubst %.S,%.o,$(wildcard kernel/*.S)))
# Kernel
cdrom/kernel: ${KERNEL_ASMOBJS} ${KERNEL_OBJS} kernel/symbols.o
${KCC} -T kernel/link.ld ${KCFLAGS} -nostdlib -o $@ ${KERNEL_ASMOBJS} ${KERNEL_OBJS} kernel/symbols.o -lgcc
kernel/symbols.o: ${KERNEL_ASMOBJS} ${KERNEL_OBJS} util/generate_symbols.py
-rm -f kernel/symbols.o
${KCC} -T kernel/link.ld ${KCFLAGS} -nostdlib -o .toaruos-kernel ${KERNEL_ASMOBJS} ${KERNEL_OBJS} -lgcc
${KNM} .toaruos-kernel -g | util/generate_symbols.py > kernel/symbols.S
${KAS} ${KASFLAGS} kernel/symbols.S -o $@
-rm -f .toaruos-kernel
kernel/sys/version.o: kernel/*/*.c kernel/*.c
kernel/%.o: kernel/%.S
${KAS} ${ASFLAGS} $< -o $@
kernel/%.o: kernel/%.c ${HEADERS}
${KCC} ${KCFLAGS} -nostdlib -g -c -o $@ $<
# Modules
cdrom/mod:
@mkdir -p $@
MODULES = $(patsubst modules/%.c,cdrom/mod/%.ko,$(wildcard modules/*.c))
HEADERS = $(shell find base/usr/include/kernel -type f -name '*.h')
cdrom/mod/%.ko: modules/%.c ${HEADERS} | cdrom/mod
${KCC} -T modules/link.ld -nostdlib ${KCFLAGS} -c -o $@ $<
modules: ${MODULES}
# Root Filesystem
base/dev:
mkdir -p base/dev
base/tmp:
mkdir -p base/tmp
base/proc:
mkdir -p base/proc
base/bin:
mkdir -p base/bin
base/lib:
mkdir -p base/lib
cdrom/boot:
mkdir -p cdrom/boot
.make:
mkdir -p .make
dirs: base/dev base/tmp base/proc base/bin base/lib cdrom/boot .make
# C Library
crts: base/lib/crt0.o base/lib/crti.o base/lib/crtn.o | dirs
base/lib/crt%.o: libc/crt%.s
yasm -f elf -o $@ $<
libc/%.o: libc/%.c
$(CC) $(CFLAGS) -fPIC -c -o $@ $<
base/lib/libc.a: ${LIBC_OBJS} | dirs crts
$(AR) cr $@ $^
base/lib/libc.so: ${LIBC_OBJS} | dirs crts
$(CC) -nodefaultlibs -o $@ $(CFLAGS) -shared -fPIC $^ -lgcc
# Userspace Linker/Loader
base/lib/ld.so: linker/linker.c base/lib/libc.a | dirs
$(CC) -static -Wl,-static $(CFLAGS) -o $@ -Os -T linker/link.ld $<
# Shared Libraries
.make/%.lmak: lib/%.c util/auto-dep.py | dirs
util/auto-dep.py --makelib $< > $@
ifeq (,$(findstring clean,$(MAKECMDGOALS)))
-include ${LIBS_Y}
endif
# Init (static)
base/bin/init: apps/init.c base/lib/libc.a | dirs
$(CC) -static -Wl,-static $(CFLAGS) -o $@ $<
# Userspace applications
.make/%.mak: apps/%.c util/auto-dep.py | dirs
util/auto-dep.py --make $< > $@
ifeq (,$(findstring clean,$(MAKECMDGOALS)))
-include ${APPS_Y}
endif
# Ramdisk
cdrom/ramdisk.img: ${APPS_X} ${LIBS_X} base/lib/ld.so Makefile | dirs
genext2fs -B 4096 -d base -U -b 4096 -N 2048 cdrom/ramdisk.img
# CD image
image.iso: cdrom/ramdisk.img cdrom/boot/boot.sys cdrom/kernel ${MODULES}
xorriso -as mkisofs -R -J -c boot/bootcat -b boot/boot.sys -no-emul-boot -boot-load-size 20 -o image.iso cdrom
# Boot loader
cdrom/boot/boot.sys: boot/boot.o boot/cstuff.o boot/link.ld | cdrom/boot
${KLD} -T boot/link.ld -o $@ boot/boot.o boot/cstuff.o
boot/cstuff.o: boot/cstuff.c boot/ata.h boot/atapi_imp.h boot/elf.h boot/iso9660.h boot/multiboot.h boot/text.h boot/types.h boot/util.h
${KCC} -c -Os -o $@ $<
boot/boot.o: boot/boot.s
yasm -f elf -o $@ $<
.PHONY: clean
clean:
rm -f base/lib/*.so
rm -f base/lib/libc.a
rm -f ${APPS_X}
rm -f libc/*.o libc/*/*.o
rm -f image.iso
rm -f cdrom/ramdisk.img
rm -f cdrom/boot/boot.sys
rm -f boot/*.o
rm -f cdrom/kernel
rm -f ${KERNEL_OBJS} ${KERNEL_ASMOBJS} kernel/symbols.o kernel/symbols.S
rm -f base/lib/crt*.o
rm -f ${MODULES}
rm -f ${APPS_Y} ${LIBS_Y}
.PHONY: run
run: image.iso
qemu-system-i386 -cdrom $< \
-serial stdio \
-m 1G \
-soundhw ac97,pcspk \
-enable-kvm
.PHONY: virtualbox
VMNAME=ToaruOS-NIH CD
virtualbox: image.iso
-VBoxManage unregistervm "$(VMNAME)" --delete
VBoxManage createvm --name "$(VMNAME)" --ostype "Other" --register
VBoxManage modifyvm "$(VMNAME)" --memory 1024 --audio pulse --audiocontroller ac97 --bioslogodisplaytime 1 --bioslogofadeout off --bioslogofadein off --biosbootmenu disabled
VBoxManage storagectl "$(VMNAME)" --add ide --name "IDE"
VBoxManage storageattach "$(VMNAME)" --storagectl "IDE" --port 0 --device 0 --medium $(shell pwd)/image.iso --type dvddrive
VBoxManage startvm "$(VMNAME)" --type separate