99 lines
2.8 KiB
Makefile
99 lines
2.8 KiB
Makefile
# Nuke built-in rules and variables.
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override MAKEFLAGS += -rR
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override IMAGE_NAME := barebones
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# Convenience macro to reliably declare user overridable variables.
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define DEFAULT_VAR =
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ifeq ($(origin $1),default)
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override $(1) := $(2)
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endif
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ifeq ($(origin $1),undefined)
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override $(1) := $(2)
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endif
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endef
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# Compiler for building the 'limine' executable for the host.
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override DEFAULT_HOST_CC := cc
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$(eval $(call DEFAULT_VAR,HOST_CC,$(DEFAULT_HOST_CC)))
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.PHONY: all
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all: $(IMAGE_NAME).iso
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.PHONY: all-hdd
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all-hdd: $(IMAGE_NAME).hdd
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.PHONY: run
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run: $(IMAGE_NAME).iso
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qemu-system-x86_64 -M q35 -m 2G -cdrom $(IMAGE_NAME).iso -boot d
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.PHONY: run-uefi
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run-uefi: ovmf $(IMAGE_NAME).iso
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qemu-system-x86_64 -M q35 -m 2G -bios ovmf/OVMF.fd -cdrom $(IMAGE_NAME).iso -boot d
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.PHONY: run-hdd
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run-hdd: $(IMAGE_NAME).hdd
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qemu-system-x86_64 -M q35 -m 2G -hda $(IMAGE_NAME).hdd
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.PHONY: run-hdd-uefi
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run-hdd-uefi: ovmf $(IMAGE_NAME).hdd
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qemu-system-x86_64 -M q35 -m 2G -bios ovmf/OVMF.fd -hda $(IMAGE_NAME).hdd
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ovmf:
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mkdir -p ovmf
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cd ovmf && curl -Lo OVMF.fd https://retrage.github.io/edk2-nightly/bin/RELEASEX64_OVMF.fd
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limine:
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git clone https://github.com/limine-bootloader/limine.git --branch=v5.x-branch-binary --depth=1
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$(MAKE) -C limine CC="$(HOST_CC)"
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.PHONY: kernel
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kernel:
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$(MAKE) -C kernel
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$(IMAGE_NAME).iso: limine kernel
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rm -rf iso_root
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mkdir -p iso_root
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cp -v kernel/kernel.elf \
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limine.cfg limine/limine-bios.sys limine/limine-bios-cd.bin limine/limine-uefi-cd.bin iso_root/
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mkdir -p iso_root/EFI/BOOT
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cp -v limine/BOOTX64.EFI iso_root/EFI/BOOT/
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cp -v limine/BOOTIA32.EFI iso_root/EFI/BOOT/
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xorriso -as mkisofs -b limine-bios-cd.bin \
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-no-emul-boot -boot-load-size 4 -boot-info-table \
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--efi-boot limine-uefi-cd.bin \
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-efi-boot-part --efi-boot-image --protective-msdos-label \
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iso_root -o $(IMAGE_NAME).iso
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./limine/limine bios-install $(IMAGE_NAME).iso
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rm -rf iso_root
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$(IMAGE_NAME).hdd: limine kernel
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rm -f $(IMAGE_NAME).hdd
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dd if=/dev/zero bs=1M count=0 seek=64 of=$(IMAGE_NAME).hdd
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parted -s $(IMAGE_NAME).hdd mklabel gpt
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parted -s $(IMAGE_NAME).hdd mkpart ESP fat32 2048s 100%
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parted -s $(IMAGE_NAME).hdd set 1 esp on
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./limine/limine bios-install $(IMAGE_NAME).hdd
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sudo losetup -Pf --show $(IMAGE_NAME).hdd >loopback_dev
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sudo mkfs.fat -F 32 `cat loopback_dev`p1
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mkdir -p img_mount
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sudo mount `cat loopback_dev`p1 img_mount
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sudo mkdir -p img_mount/EFI/BOOT
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sudo cp -v kernel/kernel.elf limine.cfg limine/limine-bios.sys img_mount/
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sudo cp -v limine/BOOTX64.EFI img_mount/EFI/BOOT/
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sudo cp -v limine/BOOTIA32.EFI img_mount/EFI/BOOT/
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sync
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sudo umount img_mount
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sudo losetup -d `cat loopback_dev`
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rm -rf loopback_dev img_mount
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.PHONY: clean
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clean:
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rm -rf iso_root $(IMAGE_NAME).iso $(IMAGE_NAME).hdd
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$(MAKE) -C kernel clean
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.PHONY: distclean
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distclean: clean
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rm -rf limine ovmf
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$(MAKE) -C kernel distclean
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