28 lines
846 B
Makefile
28 lines
846 B
Makefile
CC := x86_64-elf-gcc
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CC_FLAGS := -ffreestanding -nostdlib -fno-pic -mno-red-zone -Ilibc
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DOOM_CC_FLAGS := $(CC_FLAGS) -std=gnu11
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LD := x86_64-elf-ld
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BUILDDIR := ../build
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LIBDIR := libc
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all: pedicel apex doom
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.PHONY: pedicel
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pedicel:
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nasm -f bin pedicel.S -o $(BUILDDIR)/pedicel.raw
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.PHONY: apex
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apex:
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$(CC) $(CC_FLAGS) -c apex.c -o $(BUILDDIR)/apex.o
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nasm -f elf64 $(LIBDIR)/crt0.S -o $(BUILDDIR)/crt0.o
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$(LD) -T $(LIBDIR)/linker.ld $(BUILDDIR)/crt0.o $(BUILDDIR)/apex.o -o $(BUILDDIR)/apex.elf
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objcopy -O binary $(BUILDDIR)/apex.elf $(BUILDDIR)/apex.raw
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.PHONY: doom
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doom:
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$(CC) $(DOOM_CC_FLAGS) -c doom.c -o $(BUILDDIR)/doom.o
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nasm -f elf64 $(LIBDIR)/crt0.S -o $(BUILDDIR)/crt0.o
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$(LD) -T $(LIBDIR)/linker.ld $(BUILDDIR)/crt0.o $(BUILDDIR)/doom.o -o $(BUILDDIR)/doom.elf
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objcopy -O binary $(BUILDDIR)/doom.elf $(BUILDDIR)/doom.raw
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