82 lines
3.0 KiB
Makefile
82 lines
3.0 KiB
Makefile
CFLAGS = -g -std=gnu11 -m32 -mgeneral-regs-only -nostdlib -fno-builtin -fno-exceptions -fno-leading-underscore -fno-pie -fno-stack-protector -Wno-pointer-to-int-cast
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CXXFLAGS = -g -m32 -fno-use-cxa-atexit -mgeneral-regs-only -nostdlib -fno-builtin -fno-rtti -fno-exceptions -fno-leading-underscore -fpermissive -fno-pie -fno-stack-protector -I.
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LDFLAGS =
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DISK_IMG_FILES = build/kernel/kernel.bin build/program/program.bin build/program/hello.bin \
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build/program/world.bin hello.txt alpha.txt
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KERNEL_OBJS = build/kernel/entry.o build/kernel/screenstuff.o build/kernel/io.o build/kernel/idt.o build/kernel/keyboard.o \
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build/kernel/strings.o build/kernel/atapio.o build/kernel/kmain.o build/kernel/paging.o build/kernel/allocate.o \
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build/kernel/gdt.o build/kernel/memory.o build/kernel/process.o build/kernel/datatypes/hash.o \
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build/kernel/terminal.o build/kernel/global.o build/kernel/kernel.o
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STAGE2_OBJS = build/c_code_entry.o build/boot_stage2/io.o build/boot_stage2/atapio.o build/boot_stage2/strings.o build/boot_stage2/screenstuff.o build/boot_stage2/stage2.o build/boot_stage2/paging.o
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PROGRAM_OBJS = build/program_code_entry.o build/program/program.o build/common/common.o
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HELLO_OBJS = build/program_code_entry.o build/program/hello.o build/common/common.o
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WORLD_OBJS = build/program_code_entry.o build/program/world.o build/common/common.o
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run: disk.img
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qemu-system-x86_64 disk.img
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debug: disk.img
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qemu-system-x86_64 -s -S -no-reboot -no-shutdown disk.img & gdb --command=gdbscript
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disk.img: clean prepare build/boot/boot.bin build/boot_stage2/boot.bin $(DISK_IMG_FILES)
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dd if=/dev/zero of=disk.img count=43 bs=100k
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dd if=build/boot/boot.bin of=disk.img conv=notrunc
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dd obs=512 seek=1 if=build/boot_stage2/boot.bin of=disk.img conv=notrunc
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mount disk.img img.d
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cp $(DISK_IMG_FILES) img.d/
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umount img.d
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chmod 777 disk.img
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prepare:
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mkdir -p img.d
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mkdir -p build/boot
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mkdir -p build/boot_stage2
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mkdir -p build/kernel
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mkdir -p build/kernel/datatypes
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mkdir -p build/program
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mkdir -p build/common
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mountpoint img.d | grep not || umount img.d
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clean:
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rm -rf build
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build/boot/boot.bin: src/boot/boot.asm
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nasm $< -o $@
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# Boot Stage 2
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build/boot_stage2/boot.bin: src/boot_stage2/boot_stage2.ld $(STAGE2_OBJS)
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ld $(LDFLAGS) -T $< $(STAGE2_OBJS)
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build/boot_stage2/%.o: src/boot_stage2/%.c
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gcc $(CFLAGS) -o $@ -c $<
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# Kernel
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build/%.bin: build/%.elf
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objcopy -O binary $< $@
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build/kernel/kernel.elf: src/kernel/kernel.ld $(KERNEL_OBJS)
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ld $(LDFLAGS) -T $< $(KERNEL_OBJS)
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build/boot_stage2/stage2.o: src/boot_stage2/main.c
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gcc $(CFLAGS) -o $@ -c $<
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build/%.o: src/%.c
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gcc $(CFLAGS) -o $@ -c $<
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build/%.o: src/%.cpp
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g++ $(CXXFLAGS) -o $@ -c $<
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build/%.o: src/%.asm
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nasm -felf32 $< -o $@
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# Program
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build/program/program.bin: src/program/program.ld $(PROGRAM_OBJS)
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ld $(LDFLAGS) -T $< $(PROGRAM_OBJS)
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build/program/hello.bin: src/program/hello.ld $(HELLO_OBJS)
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ld $(LDFLAGS) -T $< $(HELLO_OBJS)
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build/program/world.bin: src/program/world.ld $(WORLD_OBJS)
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ld $(LDFLAGS) -T $< $(WORLD_OBJS)
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