2-setup_gdt.md (#22)

[lunaix-os.git] / lunaix-os / makefile

diff --git a/lunaix-os/makefile b/lunaix-os/makefile
index c25ee5cee93b9e99fa5765bf9e46caa6f50503e4..c332bf7d361e594f0671ae1dba68647df03d83bd 100644 (file)
--- a/lunaix-os/makefile
+++ b/lunaix-os/makefile
@@ -1,62 +1,108 @@
-include config/make-locations
-include config/make-os
-include config/make-cc
-include config/make-debug-tool
+mkinc_dir := $(CURDIR)/makeinc
 
-INCLUDES := $(patsubst %, -I%, $(INCLUDES_DIR))
-SOURCE_FILES := $(shell find -name "*.[cS]")
-SRC := $(patsubst ./%, $(OBJECT_DIR)/%.o, $(SOURCE_FILES))
+include $(mkinc_dir)/os.mkinc
+include $(mkinc_dir)/toolchain.mkinc
+include $(mkinc_dir)/qemu.mkinc
+include $(mkinc_dir)/utils.mkinc
 
-$(OBJECT_DIR):
-       @mkdir -p $(OBJECT_DIR)
+ARCH ?= i386
+export ARCH
 
-$(BIN_DIR):
-       @mkdir -p $(BIN_DIR)
+DEPS := $(CC) $(LD) $(AR) xorriso grub-mkrescue
 
-$(ISO_DIR):
-       @mkdir -p $(ISO_DIR)
-       @mkdir -p $(ISO_BOOT_DIR)
-       @mkdir -p $(ISO_GRUB_DIR)
+CMDLINE ?= console=/dev/ttyFB0
 
-$(OBJECT_DIR)/%.S.o: %.S
-       @mkdir -p $(@D)
-       $(CC) $(INCLUDES) -c $< -o $@
+kbuild_dir := build
+kbin_dir := $(kbuild_dir)/bin
+os_img_dir := $(kbuild_dir)/img
 
-$(OBJECT_DIR)/%.c.o: %.c 
-       @mkdir -p $(@D)
-       $(CC) $(INCLUDES) -c $< -o $@ $(CFLAGS)
+os_build_tag := $(OS_NAME)_$(ARCH)_$(OS_VER)
+kbin := $(kbin_dir)/kernel.bin
+kimg := $(kbuild_dir)/$(os_build_tag).iso
 
-$(BIN_DIR)/$(OS_BIN): $(OBJECT_DIR) $(BIN_DIR) $(SRC)
-       $(CC) -T linker.ld -o $(BIN_DIR)/$(OS_BIN) $(SRC) $(LDFLAGS)
+$(DEPS):
+       @echo -n "checking $@ .... "
+       @if which $@ > /dev/null; then \
+               echo "ok";\
+       else\
+               echo "failed" && exit 1;\
+       fi
 
-$(BUILD_DIR)/$(OS_ISO): $(ISO_DIR) $(BIN_DIR)/$(OS_BIN) GRUB_TEMPLATE
-       @./config-grub.sh ${OS_NAME} > $(ISO_GRUB_DIR)/grub.cfg
-       @cp $(BIN_DIR)/$(OS_BIN) $(ISO_BOOT_DIR)
-       @grub-mkrescue -o $(BUILD_DIR)/$(OS_ISO) $(ISO_DIR)
+check-cc:
+       @echo -n "checking target i686-elf.... "
+       @test "`i686-elf-gcc -dumpmachine`" = "i686-elf" && echo ok || (echo "failed" && exit 1)
 
-all: clean $(BUILD_DIR)/$(OS_ISO)
+$(kbuild_dir):
+       @mkdir -p $(kbin_dir)
+       @mkdir -p $(os_img_dir)
+       @mkdir -p $(os_img_dir)/boot
+       @mkdir -p $(os_img_dir)/boot/grub
+       @mkdir -p $(os_img_dir)/usr
 
-all-debug: O := -O0
-all-debug: CFLAGS := -g -std=gnu99 -ffreestanding $(O) $(W)
-all-debug: LDFLAGS := -ffreestanding $(O) -nostdlib -lgcc
-all-debug: clean $(BUILD_DIR)/$(OS_ISO)
-       @echo "Dumping the disassembled kernel code to $(BUILD_DIR)/kdump.txt"
-       @i686-elf-objdump -S $(BIN_DIR)/$(OS_BIN) > $(BUILD_DIR)/kdump.txt
+.PHONY: kernel
+export BUILD_DIR=$(kbin_dir)
+export BUILD_NAME=$(kbin)
+kernel:
+       $(call status,TASK,$(notdir $@))
+       @$(MAKE) $(MKFLAGS) -I $(mkinc_dir) -f kernel.mk all
+
+.PHONY: image
+export KCMD=$(CMDLINE)
+export _OS_NAME=$(OS_NAME)
+image: usr/build kernel
+       $(call status,TASK,$(notdir $@))
+       @./config-grub.sh $(os_img_dir)/boot/grub/grub.cfg
+       @cp -r usr/build/* $(os_img_dir)/usr
+       @cp -r $(kbin_dir)/* $(os_img_dir)/boot
+       @grub-mkrescue -o $(kimg) $(os_img_dir) -- -volid "$(OS_ID) $(OS_VER)" -system_id "$(OS_NAME)"
+
+usr/build: user
+
+check: $(DEPS) check-cc GRUB_TEMPLATE
+
+prepare: check $(os_img_dir)
+
+export BUILD_MODE=release
+bootable: $(kbuild_dir) image
+
+export BUILD_MODE=debug
+bootable-debug: $(kbuild_dir) image
+
+user:
+       $(call status,$@)
+       @$(MAKE) $(MKFLAGS) -C usr all -I $(mkinc_dir)
+
+all: bootable
+
+instable: CFLAGS := -g -std=gnu99 -ffreestanding $(O) $(W) $(ARCH_OPT) -D__LUNAIXOS_DEBUG__
+instable: all
+
+all-debug: bootable-debug
 
 clean:
-       @rm -rf $(BUILD_DIR)
+       @rm -rf $(kbuild_dir) || exit 1
+       @$(MAKE) -C usr clean -I $(mkinc_dir)
+       @$(MAKE) -f kernel.mk clean -I $(mkinc_dir)
 
 run: $(BUILD_DIR)/$(OS_ISO)
-       @qemu-system-i386 -cdrom $(BUILD_DIR)/$(OS_ISO) -monitor telnet::$(QEMU_MON_PORT),server,nowait &
+       @qemu-system-i386 $(QEMU_OPTIONS)
        @sleep 1
        @telnet 127.0.0.1 $(QEMU_MON_PORT)
 
 debug-qemu: all-debug
-       @objcopy --only-keep-debug $(BIN_DIR)/$(OS_BIN) $(BUILD_DIR)/kernel.dbg
-       @qemu-system-i386 -s -S -kernel $(BIN_DIR)/$(OS_BIN) -monitor telnet::$(QEMU_MON_PORT),server,nowait &
+       @i686-elf-objcopy --only-keep-debug $(kbin) $(kbuild_dir)/kernel.dbg
+       @qemu-system-i386 $(call get_qemu_options,$(kimg))
        @sleep 1
-       @$(QEMU_MON_TERM) -e "telnet 127.0.0.1 $(QEMU_MON_PORT)"
-       @gdb -s $(BUILD_DIR)/kernel.dbg -ex "target remote localhost:1234"
+       @QMPORT=$(QEMU_MON_PORT) gdb $(kbin) -ex "target remote localhost:1234"
+
+debug-qemu-vscode: all-debug
+       @qemu-system-i386 $(call get_qemu_options,$(kimg))
+       @sleep 0.5
+       @telnet 127.0.0.1 $(QEMU_MON_PORT)
 
 debug-bochs: all-debug
        @bochs -q -f bochs.cfg
+
+debug-metal: 
+       @printf "@cmc" > $(PORT)
+       @gdb -s $(kbuild_dir)/kernel.dbg -ex "target remote $(PORT)"
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