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CC := clang
LD_EFI := lld-link
LD_KERNEL := ld.lld
NASM := nasm
BOOT_CFLAGS := -target x86_64-pc-windows-msvc -ffreestanding -fno-stack-protector -fshort-wchar -mno-red-zone -Wall -Wextra
KERNEL_CFLAGS := -target x86_64-unknown-none-elf -ffreestanding -fno-stack-protector -fno-pic -mno-red-zone -Wall -Wextra
NASMFLAGS := -f elf64
EFI_LDFLAGS := /subsystem:efi_application /entry:efi_main /nodefaultlib /out:image/EFI/BOOT/BOOTX64.EFI
KERNEL_LDFLAGS := -nostdlib -static -z max-page-size=0x1000 -T kernel/linker.ld -o image/EFI/COREFORGE/KERNELS/KERNEL.ELF
OVMF_CODE := /usr/share/edk2/x64/OVMF_CODE.4m.fd
OVMF_VARS_SRC := /usr/share/edk2/x64/OVMF_VARS.4m.fd
OVMF_VARS_DST := build/OVMF_VARS.4m.fd
BOOT_OBJS := \
build/main.obj \
build/config.obj \
build/menu.obj \
build/elf.obj \
build/chkstk.obj
KERNEL_OBJS := \
kernel/kernel.o \
kernel/framebuffer.o \
kernel/console.o \
kernel/memory_map.o \
kernel/pmm.o \
kernel/vmm.o \
kernel/gdt.o \
kernel/gdt_asm.o \
kernel/idt.o \
kernel/interrupts.o \
kernel/keyboard.o \
kernel/shell.o \
kernel/panic.o \
kernel/crashlog.o \
kernel/kheap.o \
kernel/pci.o \
kernel/e1000.o \
kernel/net.o \
kernel/pic.o \
kernel/pit.o \
kernel/exceptions.o \
kernel/isr_stubs.o \
kernel/ahci.o \
kernel/block.o \
kernel/partition.o \
kernel/fat32.o \
kernel/vfs.o \
kernel/vfs_fat32.o \
kernel/task.o \
kernel/task_switch.o \
kernel/sched.o \
kernel/syscall.o \
kernel/acpi.o \
kernel/tcc_wrap.o \
kernel/tcc_shell.o \
kernel/tcc/tcc.o \
kernel/tcc/tcc_libc.o \
kernel/cfe.o \
kernel/cfe_config.o
.PHONY: all build bootloader kernel run clean rebuild tap-up disk disk-rebuild disk-clean
all: build bootloader kernel
build:
mkdir -p build image/EFI/BOOT image/EFI/COREFORGE image/EFI/COREFORGE/KERNELS image/EFI/COREFORGE/ENTRIES
bootloader: image/EFI/BOOT/BOOTX64.EFI
kernel: image/EFI/COREFORGE/KERNELS/KERNEL.ELF
$(OVMF_VARS_DST): | build
cp $(OVMF_VARS_SRC) $(OVMF_VARS_DST)
build/main.obj: bootloader/main.c bootloader/efi.h bootloader/config.h bootloader/menu.h bootloader/elf.h common/bootinfo.h | build
$(CC) $(BOOT_CFLAGS) -c bootloader/main.c -o $@
build/config.obj: bootloader/config.c bootloader/config.h bootloader/efi.h | build
$(CC) $(BOOT_CFLAGS) -c bootloader/config.c -o $@
build/menu.obj: bootloader/menu.c bootloader/menu.h bootloader/config.h bootloader/efi.h | build
$(CC) $(BOOT_CFLAGS) -c bootloader/menu.c -o $@
build/elf.obj: bootloader/elf.c bootloader/elf.h bootloader/efi.h | build
$(CC) $(BOOT_CFLAGS) -c bootloader/elf.c -o $@
build/chkstk.obj: bootloader/chkstk.c | build
$(CC) $(BOOT_CFLAGS) -c bootloader/chkstk.c -o $@
image/EFI/BOOT/BOOTX64.EFI: $(BOOT_OBJS)
$(LD_EFI) $(EFI_LDFLAGS) $(BOOT_OBJS)
kernel/kernel.o: kernel/kernel.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/kernel.c -o $@
kernel/framebuffer.o: kernel/framebuffer.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/framebuffer.c -o $@
kernel/console.o: kernel/console.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/console.c -o $@
kernel/memory_map.o: kernel/memory_map.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/memory_map.c -o $@
kernel/pmm.o: kernel/pmm.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/pmm.c -o $@
kernel/vmm.o: kernel/vmm.c kernel/vmm.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/vmm.c -o $@
kernel/gdt.o: kernel/gdt.c kernel/gdt.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/gdt.c -o $@
kernel/gdt_asm.o: kernel/gdt_asm.asm | build
$(NASM) $(NASMFLAGS) kernel/gdt_asm.asm -o $@
kernel/idt.o: kernel/idt.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/idt.c -o $@
kernel/interrupts.o: kernel/interrupts.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/interrupts.c -o $@
kernel/keyboard.o: kernel/keyboard.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/keyboard.c -o $@
kernel/shell.o: kernel/shell.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/shell.c -o $@
kernel/panic.o: kernel/panic.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/panic.c -o $@
kernel/crashlog.o: kernel/crashlog.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/crashlog.c -o $@
kernel/kheap.o: kernel/kheap.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/kheap.c -o $@
kernel/pci.o: kernel/pci.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/pci.c -o $@
kernel/e1000.o: kernel/e1000.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/e1000.c -o $@
kernel/net.o: kernel/net.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/net.c -o $@
kernel/pic.o: kernel/pic.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/pic.c -o $@
kernel/pit.o: kernel/pit.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/pit.c -o $@
kernel/exceptions.o: kernel/exceptions.c | build
$(CC) $(KERNEL_CFLAGS) -c kernel/exceptions.c -o $@
kernel/isr_stubs.o: kernel/isr_stubs.asm | build
$(NASM) $(NASMFLAGS) kernel/isr_stubs.asm -o $@
kernel/ahci.o: kernel/ahci.c kernel/ahci.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/ahci.c -o $@
kernel/block.o: kernel/block.c kernel/block.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/block.c -o $@
kernel/partition.o: kernel/partition.c kernel/partition.h kernel/block.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/partition.c -o $@
kernel/fat32.o: kernel/fat32.c kernel/fat32.h kernel/partition.h kernel/console.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/fat32.c -o $@
kernel/vfs.o: kernel/vfs.c kernel/vfs.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/vfs.c -o $@
kernel/vfs_fat32.o: kernel/vfs_fat32.c kernel/vfs.h kernel/fat32.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/vfs_fat32.c -o $@
kernel/task.o: kernel/task.c kernel/task.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/task.c -o $@
kernel/task_switch.o: kernel/task_switch.asm | build
$(NASM) $(NASMFLAGS) kernel/task_switch.asm -o $@
kernel/sched.o: kernel/sched.c kernel/sched.h kernel/task.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/sched.c -o $@
kernel/syscall.o: kernel/syscall.c kernel/syscall.h kernel/task.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/syscall.c -o $@
kernel/acpi.o: kernel/acpi.c kernel/acpi.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/acpi.c -o $@
kernel/tcc_wrap.o: kernel/tcc_wrap.c kernel/tcc/config.h kernel/tcc/libtcc.h | build
$(CC) $(KERNEL_CFLAGS) -Ikernel/tcc -c kernel/tcc_wrap.c -o $@
kernel/tcc_shell.o: kernel/tcc_shell.c kernel/shell.h | build
$(CC) $(KERNEL_CFLAGS) -Ikernel/tcc -c kernel/tcc_shell.c -o $@
kernel/tcc/tcc.o: kernel/tcc/tcc.c kernel/tcc/tcc.h kernel/tcc/libtcc.h kernel/tcc/config.h kernel/tcc/tccdefs_.h | build
$(CC) $(KERNEL_CFLAGS) -Ikernel/tcc -fcommon -w -DTCC_VERSION=\"0.9.27\" -c kernel/tcc/tcc.c -o $@
kernel/tcc/tcc_libc.o: kernel/tcc/tcc_libc.c kernel/tcc/tcclib.h | build
$(CC) $(KERNEL_CFLAGS) -Ikernel/tcc -c kernel/tcc/tcc_libc.c -o $@
kernel/cfe.o: kernel/cfe.c kernel/cfe.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/cfe.c -o $@
kernel/cfe_config.o: kernel/cfe_config.c kernel/cfe.h | build
$(CC) $(KERNEL_CFLAGS) -c kernel/cfe_config.c -o $@
image/EFI/COREFORGE/KERNELS/KERNEL.ELF: $(KERNEL_OBJS)
$(LD_KERNEL) $(KERNEL_LDFLAGS) $(KERNEL_OBJS)
tap-up:
@sudo scripts/tap-setup.sh
disk:
@./scripts/mkdisk.sh
disk-rebuild: disk-clean disk
disk-clean:
@rm -f disk.img && echo "[disk-clean] disk.img removed"
run: all $(OVMF_VARS_DST) tap-up disk
qemu-system-x86_64 \
-machine q35 \
-m 8192M \
-drive if=pflash,format=raw,readonly=on,file=$(OVMF_CODE) \
-drive if=pflash,format=raw,file=$(OVMF_VARS_DST) \
-drive id=disk0,if=none,file=disk.img,format=raw \
-device ich9-ahci,id=ahci \
-device ide-hd,drive=disk0,bus=ahci.0 \
-drive id=esp,if=none,file=esp.img,format=raw \
-device ide-hd,drive=esp,bus=ahci.1,bootindex=1 \
-netdev tap,id=net0,ifname=tap0,script=no,downscript=no \
-device e1000e,netdev=net0,mac=52:54:00:12:34:56 \
-object filter-dump,id=fd0,netdev=net0,file=qemu-net.pcap \
-no-reboot -no-shutdown \
-d int,cpu_reset,guest_errors \
-serial stdio \
-drive id=rootfs,if=none,file=root.img,format=raw \
-device ide-hd,drive=rootfs,bus=ahci.2 \
-enable-kvm \
-cpu host \
-smp 8
-D qemu.log
rebuild: clean all
clean:
rm -rf build qemu.log qemu-net.pcap image/EFI/BOOT/BOOTX64.EFI image/EFI/COREFORGE/KERNELS/KERNEL.ELF kernel/*.o