57 lines
1.4 KiB
Makefile
57 lines
1.4 KiB
Makefile
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TARGET_ASMFLAGS += -f elf
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TARGET_CFLAGS += -ffreestanding -nostdlib -I.
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TARGET_LIBS += -lgcc
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TARGET_LINKFLAGS += -T linker.ld -nostdlib
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HEADERS_C = $(wildcard *.h) \
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$(wildcard */*.h) \
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$(wildcard */*/*.h) \
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$(wildcard */*/*/*.h)
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SOURCES_C = $(wildcard *.c) \
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$(wildcard */*.c) \
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$(wildcard */*/*.c) \
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$(wildcard */*/*/*.c) \
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arch/i686/isrs_gen.c
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OBJECTS_C = $(patsubst %.c, $(BUILD_DIR)/kernel/c/%.obj, $(SOURCES_C))
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HEADERS_ASM = $(wildcard *.inc) \
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$(wildcard */*.inc) \
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$(wildcard */*/*.inc) \
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$(wildcard */*/*/*.inc) \
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arch/i686/isrs_gen.inc
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SOURCES_ASM = $(wildcard *.asm) \
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$(wildcard */*.asm) \
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$(wildcard */*/*.asm) \
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$(wildcard */*/*/*.asm)
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OBJECTS_ASM = $(patsubst %.asm, $(BUILD_DIR)/kernel/asm/%.obj, $(SOURCES_ASM))
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.PHONY: all kernel clean always
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all: kernel
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kernel: $(BUILD_DIR)/kernel.bin
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$(BUILD_DIR)/kernel.bin: $(OBJECTS_ASM) $(OBJECTS_C)
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@$(TARGET_LD) $(TARGET_LINKFLAGS) -Wl,-Map=$(BUILD_DIR)/kernel.map -o $@ $^ $(TARGET_LIBS)
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@echo "--> Created: kernel.bin"
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$(BUILD_DIR)/kernel/c/%.obj: %.c $(HEADERS_C)
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@mkdir -p $(@D)
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@$(TARGET_CC) $(TARGET_CFLAGS) -c -o $@ $<
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@echo "--> Compiled: " $<
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$(BUILD_DIR)/kernel/asm/%.obj: %.asm $(HEADERS_ASM)
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@mkdir -p $(@D)
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@$(TARGET_ASM) $(TARGET_ASMFLAGS) -o $@ $<
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@echo "--> Compiled: " $<
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arch/i686/isrs_gen.c arch/i686/isrs_gen.inc:
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@$(SOURCE_DIR)/build_tools/generate_isrs.sh $@
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clean:
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rm -f $(BUILD_DIR)/kernel.bin
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