1  # SPDX-License-Identifier: BSD-3-Clause
 2  
 3  VBOOT_BUILD_DIR ?= $(abspath $(obj)/external/vboot)
 4  VBOOT_FW_LIB = $(VBOOT_BUILD_DIR)/vboot_fw.a
 5  TLCL_LIB = $(VBOOT_BUILD_DIR)/tlcl.a
 6  
 7  vboot_fw-objs += $(VBOOT_FW_LIB)
 8  tlcl-objs += $(TLCL_LIB)
 9  
10  kconfig-to-binary=$(if $(strip $(1)),1,0)
11  vboot-fixup-includes = $(filter -I$(coreboottop)/%, $(1)) \
12  		       $(patsubst -I%,-I$(top)/%,\
13  		       $(patsubst include/%.h,$(top)/include/%.h,\
14  		       $(filter-out -I$(obj),\
15  		       $(filter-out -I$(coreboottop)/%,$(1)))))
16  
17  VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_ARM) := arm
18  VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_X86_32) := x86
19  VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_X86_64) := x86_64
20  VBOOT_FIRMWARE_ARCH-$(CONFIG_LP_ARCH_ARM64) := arm64
21  
22  ifneq ($(CONFIG_LP_ARCH_MOCK),)
23  VBOOT_FIRMWARE_ARCH-y := mock
24  else
25  VBOOT_CFLAGS += $(call vboot-fixup-includes,$(CFLAGS))
26  VBOOT_CFLAGS += -I$(abspath $(obj))
27  endif
28  
29  ifeq ($(VBOOT_FIRMWARE_ARCH-y),)
30  $(error vboot requires architecture to be set in the configuration)
31  endif
32  
33  # Enable vboot debug by default
34  VBOOT_CFLAGS += -DVBOOT_DEBUG
35  
36  ifeq ($(CONFIG_LP_VBOOT_X86_RSA_ACCELERATION),y)
37  CPPFLAGS_common += -DVB2_X86_RSA_ACCELERATION
38  endif
39  
40  $(VBOOT_FW_LIB): $(obj)/libpayload-config.h
41  	@printf "    MAKE       $(subst $(obj)/,,$(@))\n"
42  	+$(Q) FIRMWARE_ARCH="$(VBOOT_FIRMWARE_ARCH-y)" \
43  		CC="$(CC)" \
44  		CFLAGS="$(VBOOT_CFLAGS)" \
45  		$(MAKE) -C "$(VBOOT_SOURCE)" \
46  		TPM2_MODE=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_TPM2_MODE)) \
47  		X86_SHA_EXT=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_X86_SHA_EXT)) \
48  		VB2_X86_RSA_ACCELERATION=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_X86_RSA_ACCELERATION)) \
49  		ARMV8_CRYPTO_EXT=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_SHA_ARMV8_CE)) \
50  		ARM64_RSA_ACCELERATION=$(call kconfig-to-binary, $(CONFIG_LP_VBOOT_ARM64_RSA_ACCELERATION)) \
51  		UNROLL_LOOPS=1 \
52  		BUILD="$(VBOOT_BUILD_DIR)" \
53  		V=$(V) \
54  		$(VBOOT_BUILD_DIR)/vboot_fw.a tlcl
55  
56  $(TLCL_LIB): $(VBOOT_FW_LIB)
57  
58  .PHONY: $(VBOOT_FW_LIB) $(TLCL_LIB)