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include config.mak
# cc-option
# Usage: OP_CFLAGS+=$(call cc-option, -falign-functions=0, -malign-functions=0)
cc-option = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null \
> /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;)
CFLAGS = -I $(KERNELDIR)/include $(autodepend-flags) -g -fomit-frame-pointer \
-Wall -m$(bits)
CFLAGS += $(call cc-option, -fno-stack-protector, "")
CFLAGS += $(call cc-option, -fno-stack-protector-all, "")
LDFLAGS += $(CFLAGS)
CXXFLAGS = $(autodepend-flags)
autodepend-flags = -MMD -MF $(dir $*).$(notdir $*).d
DESTDIR =
ifeq ($(shell uname -m), x86_64)
LIBDIR = /lib64
cstart.o = test/cstart64.o
bits = 64
ldarch = elf64-x86-64
else
LIBDIR = /lib
cstart.o = test/cstart.o
bits = 32
ldarch = elf32-i386
endif
all: kvmctl libkvm.a flatfiles
kvmctl: LDFLAGS += -pthread -lrt
kvmctl: kvmctl.o main.o
balloon_ctl: balloon_ctl.o
libkvm.a: kvmctl.o
$(AR) rcs $@ $^
flatfiles-common = test/bootstrap test/vmexit.flat test/smp.flat
flatfiles-32 =
flatfiles-64 = test/access.flat test/irq.flat test/sieve.flat test/simple.flat test/stringio.flat test/memtest1.flat
flatfiles: $(flatfiles-common) $(flatfiles-$(bits))
install:
install -D kvmctl.h $(DESTDIR)/$(PREFIX)/include/kvmctl.h
install -D $(KERNELDIR)/include/linux/kvm.h \
$(DESTDIR)/$(PREFIX)/include/linux/kvm.h
install -D libkvm.a $(DESTDIR)/$(PREFIX)/$(LIBDIR)/libkvm.a
%.flat: %.o
gcc $(CFLAGS) -nostdlib -o $@ -Wl,-T,flat.lds $^
test/bootstrap: test/bootstrap.o
gcc -nostdlib -o $@ -Wl,-T,bootstrap.lds $^
%.o: %.S
gcc $(CFLAGS) -c -nostdlib -o $@ $^
test/irq.flat: test/print.o
test/access.flat: $(cstart.o) test/access.o test/printf.o test/print.o \
test/smp.o
test/sieve.flat: $(cstart.o) test/sieve.o test/print.o test/vm.o
test/vmexit.flat: $(cstart.o) test/vmexit.o test/printf.o test/smp.o
test/test32.flat: test/test32.o
test/smp.flat: $(cstart.o) test/smp.o test/printf.o test/smptest.o
test/%.o: CFLAGS += -std=gnu99 -ffreestanding
-include .*.d
clean:
$(RM) kvmctl *.o *.a .*.d
$(RM) test/bootstrap test/*.o test/*.flat test/.*.d
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