65 lines
2.2 KiB
Makefile
65 lines
2.2 KiB
Makefile
all: build-all
|
|
# Dummy command so that make thinks it has done something
|
|
@true
|
|
|
|
include config-host.mak
|
|
CFLAGS = -O2 -g
|
|
MAKEFLAGS += -rR
|
|
|
|
quiet-command = $(if $(V),$1,$(if $(2),@printf " %-7s %s\n" $2 $3 && $1, @$1))
|
|
cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc /dev/null \
|
|
>/dev/null 2>&1 && echo OK),$2,$3)
|
|
|
|
VPATH_SUFFIXES = %.c %.h %.S %.m %.mak %.sh %.rc Kconfig% %.json.in
|
|
set-vpath = $(if $1,$(foreach PATTERN,$(VPATH_SUFFIXES),$(eval vpath $(PATTERN) $1)))
|
|
$(call set-vpath, $(SRC_PATH))
|
|
|
|
# Flags for dependency generation
|
|
QEMU_DGFLAGS = -MMD -MP -MT $@ -MF $(@D)/$(*F).d
|
|
|
|
%.o: %.c
|
|
$(call quiet-command,$(CC) $(EXTRA_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) \
|
|
-c -o $@ $<,"CC","$(TARGET_DIR)$@")
|
|
|
|
%.o: %.S
|
|
$(call quiet-command,$(CCAS) $(EXTRA_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) \
|
|
-c -o $@ $<,"CCAS","$(TARGET_DIR)$@")
|
|
|
|
.PHONY : all clean build-all
|
|
|
|
OBJECTS = start.o main.o bootmap.o jump2ipl.o sclp.o menu.o \
|
|
virtio.o virtio-scsi.o virtio-blkdev.o libc.o cio.o dasd-ipl.o
|
|
|
|
EXTRA_CFLAGS := $(EXTRA_CFLAGS) -Wall
|
|
EXTRA_CFLAGS += $(call cc-option,-Werror $(EXTRA_CFLAGS),-Wno-stringop-overflow)
|
|
EXTRA_CFLAGS += -ffreestanding -fno-delete-null-pointer-checks -fno-common -fPIE
|
|
EXTRA_CFLAGS += -fwrapv -fno-strict-aliasing -fno-asynchronous-unwind-tables
|
|
EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS), -fno-stack-protector)
|
|
EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS), -Wno-array-bounds)
|
|
EXTRA_CFLAGS += -msoft-float
|
|
EXTRA_CFLAGS += $(call cc-option, $(EXTRA_CFLAGS),-march=z900,-march=z10)
|
|
EXTRA_CFLAGS += -std=gnu99
|
|
LDFLAGS += -Wl,-pie -nostdlib
|
|
|
|
build-all: s390-ccw.img s390-netboot.img
|
|
|
|
s390-ccw.elf: $(OBJECTS)
|
|
$(call quiet-command,$(CC) $(LDFLAGS) -o $@ $(OBJECTS),"BUILD","$(TARGET_DIR)$@")
|
|
|
|
s390-ccw.img: s390-ccw.elf
|
|
$(call quiet-command,$(STRIP) --strip-unneeded $< -o $@,"STRIP","$(TARGET_DIR)$@")
|
|
|
|
$(OBJECTS): Makefile
|
|
|
|
ifneq ($(wildcard $(SRC_PATH)/../../roms/SLOF/lib/libnet),)
|
|
include $(SRC_PATH)/netboot.mak
|
|
else
|
|
s390-netboot.img:
|
|
@echo "s390-netboot.img not built since roms/SLOF/ is not available."
|
|
endif
|
|
|
|
ALL_OBJS = $(sort $(OBJECTS) $(NETOBJS) $(LIBCOBJS) $(LIBNETOBJS))
|
|
-include $(ALL_OBJS:%.o=%.d)
|
|
|
|
clean:
|
|
rm -f *.o *.d *.img *.elf *~ *.a
|