lordtet
6423dc4610
Anyway, now: make iso -> creates iso with bootloader make run_iso -> runs iso in qemu make run -> runs kernel without bootloader or img creation
57 lines
1.1 KiB
Makefile
57 lines
1.1 KiB
Makefile
# Makefile
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#Some definitions
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SRC_DIR = src
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BUILD_DIR = build
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LOADER_DIR = module_bootloader
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LOADER_NAME = uOS.iso
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LOADER_IMG = $(BUILD_DIR)/$(LOADER_NAME)
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KERNEL_MAIN = $(SRC_DIR)/main.c
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KERNEL_MAIN_OBJ = $(BUILD_DIR)/main.o
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ENTRY_ASM = $(SRC_DIR)/start.s
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ENTRY_ASM_OBJ = $(BUILD_DIR)/start.o
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LINKING_RECIPE = $(SRC_DIR)/linker.ld
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KERNEL_IMG = $(BUILD_DIR)/ukern.elf
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QEMU = qemu-system-i386
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GCC = i686-elf-gcc
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#Actual recipe
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all: $(KERNEL_IMG)
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$(BUILD_DIR):
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mkdir -p $(BUILD_DIR)
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$(KERNEL_MAIN_OBJ):
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$(GCC) -std=gnu99 -ffreestanding -g -c $(KERNEL_MAIN) -o $(BUILD_DIR)/main.o
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$(ENTRY_ASM_OBJ):
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$(GCC) -std=gnu99 -ffreestanding -g -c $(ENTRY_ASM) -o $(ENTRY_ASM_OBJ)
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#now kith (link)
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$(KERNEL_IMG): $(KERNEL_MAIN_OBJ) $(ENTRY_ASM_OBJ)
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$(GCC) -ffreestanding -nostdlib -g -T $(LINKING_RECIPE) $(ENTRY_ASM_OBJ) $(KERNEL_MAIN_OBJ) -o $(KERNEL_IMG) -lgcc
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run: all
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$(QEMU) -kernel $(KERNEL_IMG)
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$(LOADER_IMG): $(KERNEL_IMG)
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cp $(KERNEL_IMG) $(LOADER_DIR)/src/boot/; \
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cd $(LOADER_DIR); \
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make all; \
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cd ..; \
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cp $(LOADER_DIR)/$(LOADER_IMG) $(BUILD_DIR)/
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iso: $(LOADER_IMG)
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run_iso: iso
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$(QEMU) -cdrom $(LOADER_IMG)
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clean:
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rm -rf $(BUILD_DIR)/*
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