87 lines
3.2 KiB
Makefile
87 lines
3.2 KiB
Makefile
CFLAGS = -Iinclude -Iefi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -std=c17 -Wwrite-strings
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CXXFLAGS = -Iinclude -Iefi/inc -ffreestanding -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -maccumulate-outgoing-args -std=c++17 -Wwrite-strings
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LDFLAGS = -shared -Bsymbolic -Tefi/gnuefi/elf_x86_64_efi.lds
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LDLIBS = --no-undefined
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EFI_CFLAGS = -Iefi/inc -Iefi/inc/x86_64 -Iefi/inc/protocol \
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-ffreestanding -fno-stack-protector -fno-stack-check \
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-fshort-wchar -mno-red-zone -maccumulate-outgoing-args \
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-fPIC -fno-strict-aliasing -Wall -Wextra -Wstrict-prototypes \
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-DGNU_EFI_USE_MS_ABI -DCONFIG_x86_64 -std=c11 -O2 -g
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SRC_C = $(wildcard *.c)
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SRC_CPP = $(wildcard */*.cpp) $(wildcard */*/*.cpp)
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OBJ = $(SRC_C:%.c=build/%.o) $(SRC_CPP:%.cpp=build/%.o)
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EFI_TOP_C = $(wildcard efi/lib/*.c)
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EFI_TOP_S = $(wildcard efi/lib/*.S)
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EFI_X86_C = $(wildcard efi/lib/x86_64/*.c)
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EFI_X86_S = $(wildcard efi/lib/x86_64/*.S)
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EFI_RT_C = $(wildcard efi/lib/runtime/*.c)
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EFI_CRT0_OBJ = build/efi/gnuefi/crt0-efi-x86_64.o
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EFI_RELOC_OBJ = build/efi/gnuefi/reloc_x86_64.o
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EFI_TOP_OBJ = $(EFI_TOP_C:efi/lib/%.c=build/efi/lib/%.o) $(EFI_TOP_S:efi/lib/%.S=build/efi/lib/%.o)
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EFI_X86_OBJ = $(EFI_X86_C:efi/lib/x86_64/%.c=build/efi/lib/x86_64/%.o) $(EFI_X86_S:efi/lib/x86_64/%.S=build/efi/lib/x86_64/%.o)
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EFI_RT_OBJ = $(EFI_RT_C:efi/lib/runtime/%.c=build/efi/lib/runtime/%.o)
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EFI_OBJ = $(EFI_CRT0_OBJ) $(EFI_RELOC_OBJ) $(EFI_TOP_OBJ) $(EFI_X86_OBJ) $(EFI_RT_OBJ)
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all: _bd $(EFI_OBJ) $(OBJ)
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@echo "* Linking EFI..."
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@ld $(LDFLAGS) $(EFI_OBJ) $(OBJ) -o build/boot.so $(LDLIBS)
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@objcopy -j .text -j .sdata -j .data -j .rodata -j .dynamic -j .dynsym -j .rel -j .rela -j .rel.* -j .rela.* -j .reloc --output-target efi-app-x86_64 --subsystem=10 build/boot.so build/BOOTX64.EFI
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_bd:
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@mkdir -p build/graphics build/kernel build/fonts build/kernel/memory \
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build/efi/lib build/efi/lib/x86_64 build/efi/lib/runtime build/efi/gnuefi
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$(EFI_CRT0_OBJ): efi/gnuefi/crt0-efi-x86_64.S | _bd
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@echo "Compile AS $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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$(EFI_RELOC_OBJ): efi/gnuefi/reloc_x86_64.c | _bd
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@echo "Compile C $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/efi/lib/%.o: efi/lib/%.c | _bd
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@echo "Compile C $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/efi/lib/%.o: efi/lib/%.S | _bd
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@echo "Compile AS $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/efi/lib/x86_64/%.o: efi/lib/x86_64/%.c | _bd
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@echo "Compile C $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/efi/lib/x86_64/%.o: efi/lib/x86_64/%.S | _bd
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@echo "Compile AS $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/efi/lib/runtime/%.o: efi/lib/runtime/%.c | _bd
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@echo "Compile C $<"
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@gcc $(EFI_CFLAGS) -c $< -o $@
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build/%.o: %.c
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@echo "Compile C $<"
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@gcc $(CFLAGS) -c $< -o $@
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build/%.o: %.cpp
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@echo "Compile CPP $<"
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@g++ $(CXXFLAGS) -c $< -o $@
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vdir: all
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@mkdir -p vdir/EFI/BOOT
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@cp build/BOOTX64.EFI vdir/EFI/BOOT
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run: vdir
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@echo "Launching QEMU"
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@qemu-system-x86_64 -bios /usr/share/ovmf/OVMF.fd -net none -drive file=fat:rw:vdir,index=0,format=vvfat -serial file:serial.log -serial stdio -s -S
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clean:
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@echo "Cleaning old files"
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@rm -rf build vdir
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.PHONY: all vdir run clean _bd
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