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@ -6,21 +6,24 @@ endif
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# get source files, generate object names
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ifeq ($(SRCS),)
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SRCS = $(wildcard *.c) $(wildcard *.S)
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SRCS = $(wildcard *.c) $(wildcard *.S) $(wildcard *.nasm)
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endif
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TMP = $(SRCS:.c=.o)
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OBJS = $(TMP:.S=.o)
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TMP1 = $(TMP:.S=.o)
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OBJS = $(TMP1:.nasm=.o)
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CFLAGS += -fshort-wchar -fno-strict-aliasing -ffreestanding -fno-stack-protector -fno-stack-check -I. -I./uefi \
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-I/usr/include -I/usr/include/efi -I/usr/include/efi/protocol -I/usr/include/efi/$(ARCH) -D__$(ARCH)__
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ifeq ($(ARCH),x86_64)
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CFLAGS += -DHAVE_USE_MS_ABI -mno-red-zone
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endif
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# for libuefi.a
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# for libuefi.
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LIBSRCS = $(filter-out $(wildcard crt_*.c),$(wildcard *.c)) $(wildcard *.S)
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TMP2 = $(LIBSRCS:.c=.o)
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LIBOBJS = $(TMP2:.S=.o)
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# NASM can only be nasm :-)
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NASM = nasm
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# detect toolchain
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ifeq ($(wildcard /usr/bin/clang)$(wildcard /usr/local/bin/clang)$(wildcard /usr/lib/llvm/*/bin/clang),)
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USE_GCC = 1
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@ -29,6 +32,7 @@ ifneq ($(USE_GCC),)
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ifeq ($(ARCH),x86_64)
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CFLAGS += -maccumulate-outgoing-args
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endif
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NASMFLAGS += -f elf64
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CFLAGS += -Wno-builtin-declaration-mismatch -fpic -fPIC
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LDFLAGS += -nostdlib -shared -Bsymbolic -Luefi uefi/crt_$(ARCH).o
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LIBS += -o $(TARGET).so -luefi -T uefi/elf_$(ARCH)_efi.lds
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@ -49,6 +53,8 @@ EFIARCH = efi-app-$(ARCH)
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endif
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AR ?= ar
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else
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# clang toolchian uses COFF64
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NASMFLAGS += -f win64
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CFLAGS += --target=$(ARCH)-pc-win32-coff -Wno-builtin-requires-header -Wno-incompatible-library-redeclaration -Wno-long-long
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LDFLAGS += -subsystem:efi_application -nodefaultlib -dll -entry:uefi_init uefi/*.o
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LIBS = -out:$(TARGET)
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@ -95,6 +101,9 @@ $(TARGET).so: $(OBJS)
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%.o: %.S
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$(CC) $(CFLAGS) -c $< -o $@
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%.o: %.nasm
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$(NASM) $(NASMFLAGS) $< -o $@
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build:
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@mkdir ../build ../build/uefi 2>/dev/null || true
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@cp crt_$(ARCH).o ../build/uefi/crt0.o
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