Initial commit

Makefile

@@ -0,0 +1,94 @@
+BUILD_DIR=build
+CC = gcc
+AS = nasm
+LD = ld
+
+SRC_DIR := src build/flanterm
+C_SOURCES := $(shell find $(SRC_DIR) -type f -name '*.c')
+C_OBJECTS := $(patsubst %.c,$(BUILD_DIR)/%.o,$(C_SOURCES))
+
+ASM_SOURCES := $(shell find $(SRC_DIR) -type f -name '*.asm')
+ASM_OBJECTS := $(patsubst %.asm,$(BUILD_DIR)/%asm.o,$(ASM_SOURCES))
+
+CFLAGS += -Wall \
+    -Wextra \
+    -std=gnu11 \
+    -ffreestanding \
+    -fno-stack-protector \
+    -fno-stack-check \
+    -fno-lto \
+    -fPIE \
+    -m64 \
+    -march=x86-64 \
+    -mno-80387 \
+    -mno-mmx \
+    -mno-sse \
+    -mno-sse2 \
+    -mno-red-zone \
+    -I ./include \
+    -O0 \
+    -ggdb3 \
+    -g
+
+LDFLAGS += -m elf_x86_64 \
+    -nostdlib \
+    -static \
+    -pie \
+    --no-dynamic-linker \
+    -z text \
+    -z max-page-size=0x1000 \
+    -T linker.ld
+
+NASMFLAGS = -f elf64 -g -F dwarf
+
+all: amd64
+
+deps:
+	mkdir -p $(BUILD_DIR) || true
+	rm -rf build/limine
+	git clone https://github.com/limine-bootloader/limine.git --branch=v10.x-binary --depth=1 build/limine
+	git clone https://codeberg.org/Limine/limine-protocol/ build/limine-protocol
+	make -C build/limine
+	cp build/limine-protocol/include/limine.h include/
+	rm -rf build/flanterm
+	git clone https://codeberg.org/mintsuki/flanterm build/flanterm
+	rm -rf build/uACPI
+	rm -rf include/uACPI
+	git clone https://github.com/uACPI/uACPI.git build/uACPI
+
+	mkdir include/uACPI
+
+	cp -r build/uACPI/include/* include/
+
+$(BUILD_DIR)/%.o: %.c
+	mkdir -p $(dir $@)
+	$(CC) -c $< -o $@ $(CFLAGS)
+
+$(BUILD_DIR)/%asm.o: %.asm
+	mkdir -p $(dir $@)
+	$(AS) $< -o $@ $(NASMFLAGS)
+
+
+amd64: $(C_OBJECTS) $(ASM_OBJECTS)
+	$(LD) -o $(BUILD_DIR)/Neobbo.elf $(C_OBJECTS) $(ASM_OBJECTS) $(LDFLAGS)
+	mkdir -p iso_root
+	cp -v $(BUILD_DIR)/Neobbo.elf limine.conf build/limine/limine-bios.sys \
+		build/limine/limine-bios-cd.bin build/limine/limine-uefi-cd.bin iso_root/
+	mkdir -p iso_root/EFI/BOOT
+	cp -v build/limine/BOOTX64.EFI iso_root/EFI/BOOT/
+	cp -v build/limine/BOOTIA32.EFI iso_root/EFI/BOOT/
+	xorriso -as mkisofs -b limine-bios-cd.bin \
+			-no-emul-boot -boot-load-size 4 -boot-info-table \
+			--efi-boot limine-uefi-cd.bin \
+			-efi-boot-part --efi-boot-image --protective-msdos-label \
+			iso_root -o $(BUILD_DIR)/Neobbo.iso
+	./build/limine/limine bios-install $(BUILD_DIR)/Neobbo.iso
+
+disk:
+	dd if=/dev/zero of=disk.img bs=1M count=128
+
+elftest:
+	$(CC) src/elf/elftest.c -o $(BUILD_DIR)/elftest -ffreestanding -Isrc/include -static -fPIE -nostdlib
+
+clean:
+	rm -rf build/ iso_root