#
# arm common makefile
#
# Authors: Andrew Jones <drjones@redhat.com>
#

tests-common  = $(TEST_DIR)/selftest.$(exe)
tests-common += $(TEST_DIR)/spinlock-test.$(exe)
tests-common += $(TEST_DIR)/pci-test.$(exe)
tests-common += $(TEST_DIR)/pmu.$(exe)
tests-common += $(TEST_DIR)/gic.$(exe)
tests-common += $(TEST_DIR)/psci.$(exe)
tests-common += $(TEST_DIR)/sieve.$(exe)
tests-common += $(TEST_DIR)/pl031.$(exe)
tests-common += $(TEST_DIR)/dummy.$(exe)

tests-all = $(tests-common) $(tests)
all: directories $(tests-all)

$(TEST_DIR)/sieve.elf: AUXFLAGS = 0x1

##################################################################
AUXFLAGS ?= 0x0

# stack.o relies on frame pointers.
KEEP_FRAME_POINTER := y

CFLAGS += -mcpu=$(PROCESSOR)
CFLAGS += -std=gnu99
CFLAGS += -ffreestanding
CFLAGS += -O2
CFLAGS += -I $(SRCDIR)/lib -I $(SRCDIR)/lib/libfdt -I lib

# We want to keep intermediate files
.PRECIOUS: %.elf %.o

asm-offsets = lib/$(ARCH)/asm-offsets.h
include $(SRCDIR)/scripts/asm-offsets.mak

cflatobjs += lib/util.o lib/getchar.o
cflatobjs += lib/alloc_phys.o
cflatobjs += lib/alloc_page.o
cflatobjs += lib/vmalloc.o
cflatobjs += lib/alloc.o
cflatobjs += lib/devicetree.o
cflatobjs += lib/memregions.o
cflatobjs += lib/migrate.o
cflatobjs += lib/on-cpus.o
cflatobjs += lib/pci.o
cflatobjs += lib/pci-host-generic.o
cflatobjs += lib/pci-testdev.o
cflatobjs += lib/virtio.o
cflatobjs += lib/virtio-mmio.o
cflatobjs += lib/chr-testdev.o
cflatobjs += lib/arm/io.o
cflatobjs += lib/arm/setup.o
cflatobjs += lib/arm/mmu.o
cflatobjs += lib/arm/bitops.o
cflatobjs += lib/arm/psci.o
cflatobjs += lib/arm/smp.o
cflatobjs += lib/arm/delay.o
cflatobjs += lib/arm/gic.o lib/arm/gic-v2.o lib/arm/gic-v3.o
cflatobjs += lib/arm/timer.o
ifeq ($(CONFIG_EFI),y)
cflatobjs += lib/efi.o
endif

OBJDIRS += lib/arm

libeabi = lib/arm/libeabi.a
eabiobjs = lib/arm/eabi_compat.o

FLATLIBS = $(libcflat) $(LIBFDT_archive) $(libeabi)

ifeq ($(CONFIG_EFI),y)
%.aux.o: $(SRCDIR)/lib/auxinfo.c
	$(CC) $(CFLAGS) -c -o $@ $< \
		-DPROGNAME=\"$(@:.aux.o=.efi)\" -DAUXFLAGS=$(AUXFLAGS)

%.so: EFI_LDFLAGS += -defsym=EFI_SUBSYSTEM=0xa --no-undefined
%.so: %.o $(FLATLIBS) $(SRCDIR)/arm/efi/elf_aarch64_efi.lds $(cstart.o) %.aux.o
	$(LD) $(EFI_LDFLAGS) -o $@ -T $(SRCDIR)/arm/efi/elf_aarch64_efi.lds \
		$(filter %.o, $^) $(FLATLIBS) $(EFI_LIBS)

%.efi: %.so
	$(call arch_elf_check, $^)
	$(OBJCOPY) --only-keep-debug $^ $@.debug
	$(OBJCOPY) --strip-debug $^
	$(OBJCOPY) --add-gnu-debuglink=$@.debug $^
	$(OBJCOPY) \
		-j .text -j .sdata -j .data -j .dynamic -j .dynsym \
		-j .rel -j .rela -j .rel.* -j .rela.* -j .rel* -j .rela* \
		-j .reloc \
		-O binary $^ $@
else
%.aux.o: $(SRCDIR)/lib/auxinfo.c
	$(CC) $(CFLAGS) -c -o $@ $< \
		-DPROGNAME=\"$(@:.aux.o=.flat)\" -DAUXFLAGS=$(AUXFLAGS)

%.elf: LDFLAGS += $(arch_LDFLAGS)
%.elf: %.o $(FLATLIBS) $(SRCDIR)/arm/flat.lds $(cstart.o) %.aux.o
	$(LD) $(LDFLAGS) -o $@ -T $(SRCDIR)/arm/flat.lds \
		$(filter %.o, $^) $(FLATLIBS)
	@chmod a-x $@

%.flat: %.elf
	$(call arch_elf_check, $^)
	$(OBJCOPY) -O binary $^ $@
	@chmod a-x $@
endif

$(libeabi): $(eabiobjs)
	$(AR) rcs $@ $^

arm_clean: asm_offsets_clean
	$(RM) $(TEST_DIR)/*.{o,flat,elf,so,efi,debug} $(libeabi) $(eabiobjs) \
	      $(TEST_DIR)/.*.d $(TEST_DIR)/efi/.*.d lib/arm/.*.d

generated-files = $(asm-offsets)
$(tests-all:.$(exe)=.o) $(cstart.o) $(cflatobjs): $(generated-files)