Create ISO

Makefile

@@ -10,6 +10,8 @@ BUILD_DIR_ABS := $(abspath $(BUILD_DIR))
 
 FONT_OBJS := $(patsubst %.o,$(BUILD_DIR_ABS)/%.o, $(FONTS))
 
+ISO_DIR := $(BUILD_DIR)/iso_dir
+
 CROSS_AS         := ${TARGET}-as
 CROSS_CC         := ${TARGET}-gcc
 CROSS_LD         := ${TARGET}-ld
@@ -21,6 +23,25 @@ export PATH      := ${CROSS_BIN}:$(PATH)
 .PHONY: all
 all: $(BUILD_DIR)/kernel.bin $(BUILD_DIR)/$(FONTS)
 
+.PHONY: run-qemu
+run-qemu: $(BUILD_DIR)/kernel.iso
+	qemu-system-x86_64 -cdrom $<
+
+$(BUILD_DIR)/kernel.iso: $(ISO_DIR)/boot/kernel.bin
+	grub-mkrescue -o $@ $(ISO_DIR)
+
+$(ISO_DIR)/boot/kernel.bin: $(BUILD_DIR)/kernel.bin $(ISO_DIR)/boot/grub/grub.cfg
+	@cp $< $@
+
+$(ISO_DIR)/boot/grub/grub.cfg: $(ISO_DIR)/boot
+	@cp -r grub $<
+
+$(ISO_DIR)/boot: $(ISO_DIR)
+	@mkdir -p $@
+
+$(ISO_DIR):
+	@mkdir -p $@
+
 $(BUILD_DIR)/kernel.bin: $(BUILD_DIR) $(BUILD_DIR)/$(FONTS)
 	@$(MAKE) -C kernel \
 		BUILD_DIR=$(abspath $(BUILD_DIR)) \

fonts/Makefile

@@ -2,6 +2,7 @@ OBJECTS_GZ  := $(patsubst %.o, /usr/share/kbd/consolefonts/%.psfu.gz, $(OBJECTS)
 OBJECTS_PSF := $(patsubst %.o, $(BUILD_DIR)/%.psfu, $(OBJECTS))
 SYMS_PREFIX := consolefonts
 
+.PHONY: all
 all: $(BUILD_DIR)/$(OBJECTS)
 
 $(BUILD_DIR)/%.o: $(OBJECTS_PSF)

grub/grub.cfg

@@ -0,0 +1,3 @@
+menuentry "kernel" {
+    multiboot /boot/kernel.bin
+}

kernel/Makefile

@@ -12,7 +12,7 @@ LINKER_LD := linker.ld
 all: $(BUILD_DIR)/kernel.bin
 
 $(BUILD_DIR)/kernel.bin: $(OBJECTS_S) $(OBJECTS_C) $(LINKER_LD)
-	$(CROSS_CC) \
+	@$(CROSS_CC) \
 		-T $(LINKER_LD) \
 		$(LDFLAGS) \
 		$(OBJECTS_C) \