# SPDX-License-Identifier: BSD-3-Clause

VBOOT_SOURCE ?= $(coreboottop)/3rdparty/vboot

VBOOT_BUILD_DIR ?= $(abspath $(obj)/external/vboot)
VBOOT_FW_LIB = $(VBOOT_BUILD_DIR)/vboot_fw.a
TLCL_LIB = $(VBOOT_BUILD_DIR)/tlcl.a

vboot_fw-objs += $(VBOOT_FW_LIB)
tlcl-objs += $(TLCL_LIB)

kconfig-to-binary=$(if $(1),1,0)
vboot-fixup-includes = $(patsubst -I%,-I$(top)/%,\
		       $(patsubst include/%.h,$(top)/include/%.h,\
		       $(filter-out -I$(obj),$(1))))

ifeq ($(CONFIG_LP_ARCH_MOCK),)
VBOOT_CFLAGS += $(call vboot-fixup-includes,$(CFLAGS))
VBOOT_CFLAGS += -I$(abspath $(obj))
endif

# Enable vboot debug by default
VBOOT_CFLAGS += -DVBOOT_DEBUG

VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_ARM) := arm
VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_X86) := x86
VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_ARM64) := arm64

ifeq ($(CONFIG_LP_ARCH_MOCK)$(VBOOT_FIRMWARE_ARCH-y),)
$(error vboot requires architecture to be set in the configuration)
endif

$(VBOOT_FW_LIB): $(obj)/libpayload-config.h
	@printf "    MAKE       $(subst $(obj)/,,$(@))\n"
	+$(Q) FIRMWARE_ARCH=$(VBOOT_FIRMWARE_ARCH-y) \
		CC=$(CC) \
		CFLAGS="$(VBOOT_CFLAGS)" \
		$(MAKE) -C "$(VBOOT_SOURCE)" \
		TPM2_MODE=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_TPM2_MODE)) \
		X86_SHA_EXT=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_X86_SHA_EXT)) \
		UNROLL_LOOPS=1 \
		BUILD=$(VBOOT_BUILD_DIR) \
		V=$(V) \
		$(VBOOT_BUILD_DIR)/vboot_fw.a tlcl

$(TLCL_LIB): $(VBOOT_FW_LIB)

.PHONY: $(VBOOT_FW_LIB) $(TLCL_LIB)