Files
kvmtool/Makefile
T
Pekka Enberg c89b656f19 kvm: Exclude BIOS object files from header deps
This patch fixes build error reported by Asias.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2015-06-01 16:39:40 +01:00

121 lines
2.4 KiB
Makefile

ifeq ($(strip $(V)),)
E = @echo
Q = @
else
E = @\#
Q =
endif
export E Q
PROGRAM = kvm
OBJS += cpuid.o
OBJS += early_printk.o
OBJS += interrupt.o
OBJS += ioport.o
OBJS += kvm.o
OBJS += main.o
OBJS += mmio.o
OBJS += util.o
DEPS := $(patsubst %.o,%.d,$(OBJS))
# Exclude BIOS object files from header dependencies.
OBJS += bios.o
OBJS += bios/bios.o
uname_M := $(shell uname -m | sed -e s/i.86/i386/)
ifeq ($(uname_M),i386)
DEFINES += -DCONFIG_X86_32
ifeq ($(uname_M),x86_64)
DEFINES += -DCONFIG_X86_64
endif
endif
CFLAGS += $(CPPFLAGS) $(DEFINES) -Iinclude -Os -g
WARNINGS += -Werror
WARNINGS += -Wall
WARNINGS += -Wcast-align
WARNINGS += -Wformat=2
WARNINGS += -Winit-self
WARNINGS += -Wmissing-declarations
WARNINGS += -Wmissing-prototypes
WARNINGS += -Wnested-externs
WARNINGS += -Wno-system-headers
WARNINGS += -Wold-style-definition
WARNINGS += -Wredundant-decls
WARNINGS += -Wsign-compare
WARNINGS += -Wstrict-prototypes
WARNINGS += -Wundef
WARNINGS += -Wvolatile-register-var
WARNINGS += -Wwrite-strings
CFLAGS += $(WARNINGS)
all: $(PROGRAM)
$(PROGRAM): $(DEPS) $(OBJS)
$(E) " LINK " $@
$(Q) $(CC) $(OBJS) -o $@
$(DEPS):
%.d: %.c
$(Q) $(CC) -M -MT $(patsubst %.d,%.o,$@) $(CFLAGS) $< -o $@
$(OBJS):
%.o: %.c
$(E) " CC " $@
$(Q) $(CC) -c $(CFLAGS) $< -o $@
#
# BIOS assembly weirdness
#
BIOS_CFLAGS += -m32
BIOS_CFLAGS += -march=i386
BIOS_CFLAGS += -mregparm=3
bios.o: bios/bios-rom.bin
bios/bios.o: bios/bios.S bios/bios-rom.bin
$(E) " CC " $@
$(Q) $(CC) -c $(CFLAGS) bios/bios.S -o bios/bios.o
bios/bios-rom.bin: bios/bios-rom.S bios/e820.c
$(E) " CC " $@
$(Q) $(CC) -include code16gcc.h $(CFLAGS) $(BIOS_CFLAGS) -c -s bios/e820.c -o bios/e820.o
$(Q) $(CC) $(CFLAGS) $(BIOS_CFLAGS) -c -s bios/bios-rom.S -o bios/bios-rom.o
$(E) " LD " $@
$(Q) ld -T bios/rom.ld.S -o bios/bios-rom.bin.elf bios/bios-rom.o bios/e820.o
$(E) " OBJCOPY " $@
$(Q) objcopy -O binary -j .text bios/bios-rom.bin.elf bios/bios-rom.bin
$(E) " NM " $@
$(Q) cd bios && sh gen-offsets.sh > bios-rom.h && cd ..
check: $(PROGRAM)
$(MAKE) -C tests
./$(PROGRAM) tests/pit/tick.bin
.PHONY: check
clean:
$(E) " CLEAN"
$(Q) rm -f bios/*.bin
$(Q) rm -f bios/*.elf
$(Q) rm -f bios/*.o
$(Q) rm -f bios/bios-rom.h
$(Q) rm -f $(DEPS) $(OBJS) $(PROGRAM)
.PHONY: clean
KVM_DEV ?= /dev/kvm
$(KVM_DEV):
$(E) " MKNOD " $@
$(Q) mknod $@ char 10 232
devices: $(KVM_DEV)
.PHONY: devices
# Deps
-include $(DEPS)