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#
# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Architecture
$(eval $(call add_define,ARMV7_SUPPORTS_LARGE_PAGE_ADDRESSING))
# Tune compiler for Cortex-A7
ifeq ($(notdir $(CC)),armclang)
TF_CFLAGS += -mfpu=neon
ASFLAGS += -mfpu=neon
else ifneq ($(findstring clang,$(notdir $(CC))),)
TF_CFLAGS += -mfpu=neon
ASFLAGS += -mfpu=neon
else
TF_CFLAGS += -mfpu=neon
ASFLAGS += -mfpu=neon
endif
# Platform
PLAT_INCLUDES := -Idrivers/imx/uart \
-Iinclude/common/tbbr \
-Iinclude/plat/arm/common/ \
-Iplat/imx/common/include/ \
-Iplat/imx/imx7/picopi/include \
-Idrivers/imx/timer \
-Idrivers/imx/usdhc \
-Iplat/imx/imx7/include
# Translation tables library
include lib/xlat_tables_v2/xlat_tables.mk
BL2_SOURCES += common/desc_image_load.c \
drivers/console/aarch32/console.S \
drivers/delay_timer/delay_timer.c \
drivers/mmc/mmc.c \
drivers/io/io_block.c \
drivers/io/io_fip.c \
drivers/io/io_memmap.c \
drivers/io/io_storage.c \
drivers/imx/timer/imx_gpt.c \
drivers/imx/uart/imx_uart.c \
drivers/imx/uart/imx_crash_uart.S \
drivers/imx/usdhc/imx_usdhc.c \
lib/aarch32/arm32_aeabi_divmod.c \
lib/aarch32/arm32_aeabi_divmod_a32.S \
lib/cpus/aarch32/cortex_a7.S \
lib/optee/optee_utils.c \
plat/imx/common/imx_aips.c \
plat/imx/common/imx_caam.c \
plat/imx/common/imx_clock.c \
plat/imx/common/imx_csu.c \
plat/imx/common/imx_io_mux.c \
plat/imx/common/imx_snvs.c \
plat/imx/common/imx_wdog.c \
plat/imx/common/imx7_clock.c \
plat/imx/imx7/picopi/aarch32/picopi_helpers.S \
plat/imx/imx7/picopi/picopi_bl2_el3_setup.c \
plat/imx/imx7/picopi/picopi_bl2_mem_params_desc.c \
plat/imx/imx7/picopi/picopi_io_storage.c \
plat/imx/imx7/picopi/picopi_image_load.c \
${XLAT_TABLES_LIB_SRCS}
ifneq (${TRUSTED_BOARD_BOOT},0)
include drivers/auth/mbedtls/mbedtls_crypto.mk
include drivers/auth/mbedtls/mbedtls_x509.mk
AUTH_SOURCES := drivers/auth/auth_mod.c \
drivers/auth/crypto_mod.c \
drivers/auth/img_parser_mod.c \
drivers/auth/tbbr/tbbr_cot.c
BL2_SOURCES += ${AUTH_SOURCES} \
plat/common/tbbr/plat_tbbr.c \
plat/imx/imx7/picopi/picopi_trusted_boot.c \
plat/imx/imx7/picopi/picopi_rotpk.S
ROT_KEY = $(BUILD_PLAT)/rot_key.pem
ROTPK_HASH = $(BUILD_PLAT)/rotpk_sha256.bin
$(eval $(call add_define_val,ROTPK_HASH,'"$(ROTPK_HASH)"'))
$(eval $(call MAKE_LIB_DIRS))
$(BUILD_PLAT)/bl2/picopi_rotpk.o: $(ROTPK_HASH)
certificates: $(ROT_KEY)
$(ROT_KEY):
@echo " OPENSSL $@"
@if [ ! -f $(ROT_KEY) ]; then \
openssl genrsa 2048 > $@ 2>/dev/null; \
fi
$(ROTPK_HASH): $(ROT_KEY)
@echo " OPENSSL $@"
$(Q)openssl rsa -in $< -pubout -outform DER 2>/dev/null |\
openssl dgst -sha256 -binary > $@ 2>/dev/null
endif
# Build config flags
# ------------------
WORKAROUND_CVE_2017_5715 := 0
# Enable reset to BL31 by default
RESET_TO_BL31 := 0
# Non-TF Boot ROM
BL2_AT_EL3 := 1
# Indicate single-core
COLD_BOOT_SINGLE_CPU := 1
# Have different sections for code and rodata
SEPARATE_CODE_AND_RODATA := 1
# Use Coherent memory
USE_COHERENT_MEM := 1
# PLAT_PICOPI_UART
PLAT_PICOPI_UART :=5
$(eval $(call add_define,PLAT_PICOPI_UART))
# Add the build options to pack BLx images and kernel device tree
# in the FIP if the platform requires.
ifneq ($(BL2),)
$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/tb_fw.crt,--tb-fw-cert))
endif
ifneq ($(BL32_EXTRA1),)
$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1))
endif
ifneq ($(BL32_EXTRA2),)
$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2))
endif
ifneq ($(HW_CONFIG),)
$(eval $(call TOOL_ADD_IMG,HW_CONFIG,--hw-config))
endif
# Verify build config
# -------------------
ifeq (${ARCH},aarch64)
$(error Error: AArch64 not supported on i.mx7)
endif
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