1# 2# Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7ARM_CORTEX_A7 := yes 8ARM_WITH_NEON := yes 9BL2_AT_EL3 := 1 10USE_COHERENT_MEM := 0 11 12ENABLE_PIE := 1 13 14STM32_TF_VERSION ?= 0 15 16# Enable dynamic memory mapping 17PLAT_XLAT_TABLES_DYNAMIC := 1 18 19ifeq ($(AARCH32_SP),sp_min) 20# Disable Neon support: sp_min runtime may conflict with non-secure world 21TF_CFLAGS += -mfloat-abi=soft 22endif 23 24# Not needed for Cortex-A7 25WORKAROUND_CVE_2017_5715:= 0 26 27# Number of TF-A copies in the device 28STM32_TF_A_COPIES := 2 29STM32_BL33_PARTS_NUM := 1 30ifeq ($(AARCH32_SP),optee) 31STM32_RUNTIME_PARTS_NUM := 3 32else 33STM32_RUNTIME_PARTS_NUM := 0 34endif 35PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + \ 36 $(STM32_BL33_PARTS_NUM) + \ 37 $(STM32_RUNTIME_PARTS_NUM)))) 38 39# Boot devices 40STM32MP_EMMC ?= 0 41STM32MP_SDMMC ?= 0 42STM32MP_RAW_NAND ?= 0 43STM32MP_SPI_NAND ?= 0 44STM32MP_SPI_NOR ?= 0 45 46ifeq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC} ${STM32MP_RAW_NAND} \ 47 ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 48$(error "No boot device driver is enabled") 49endif 50 51# Device tree 52DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 53FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 54DTC_FLAGS += -Wno-unit_address_vs_reg 55 56# Macros and rules to build TF binary 57STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 58STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 59STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 60 61ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 62ifeq ($(AARCH32_SP),sp_min) 63# BL32 is built only if using SP_MIN 64BL32_DEP := bl32 65ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 66endif 67 68# Variables for use with stm32image 69STM32IMAGEPATH ?= tools/stm32image 70STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 71 72# Enable flags for C files 73$(eval $(call assert_booleans,\ 74 $(sort \ 75 STM32MP_EMMC \ 76 STM32MP_SDMMC \ 77 STM32MP_RAW_NAND \ 78 STM32MP_SPI_NAND \ 79 STM32MP_SPI_NOR \ 80 PLAT_XLAT_TABLES_DYNAMIC \ 81))) 82 83$(eval $(call assert_numerics,\ 84 $(sort \ 85 STM32_TF_A_COPIES \ 86 PLAT_PARTITION_MAX_ENTRIES \ 87))) 88 89$(eval $(call add_defines,\ 90 $(sort \ 91 STM32MP_EMMC \ 92 STM32MP_SDMMC \ 93 STM32MP_RAW_NAND \ 94 STM32MP_SPI_NAND \ 95 STM32MP_SPI_NOR \ 96 PLAT_XLAT_TABLES_DYNAMIC \ 97 STM32_TF_A_COPIES \ 98 PLAT_PARTITION_MAX_ENTRIES \ 99))) 100 101# Include paths and source files 102PLAT_INCLUDES := -Iplat/st/common/include/ 103PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 104 105include lib/libfdt/libfdt.mk 106 107PLAT_BL_COMMON_SOURCES := common/fdt_wrappers.c \ 108 plat/st/common/stm32mp_common.c \ 109 plat/st/stm32mp1/stm32mp1_private.c 110 111PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 112 113ifneq (${ENABLE_STACK_PROTECTOR},0) 114PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 115endif 116 117include lib/xlat_tables_v2/xlat_tables.mk 118PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 119 120PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 121 122PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 123 drivers/delay_timer/delay_timer.c \ 124 drivers/delay_timer/generic_delay_timer.c \ 125 drivers/st/bsec/bsec.c \ 126 drivers/st/clk/stm32mp_clkfunc.c \ 127 drivers/st/clk/stm32mp1_clk.c \ 128 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 129 drivers/st/gpio/stm32_gpio.c \ 130 drivers/st/i2c/stm32_i2c.c \ 131 drivers/st/iwdg/stm32_iwdg.c \ 132 drivers/st/pmic/stm32mp_pmic.c \ 133 drivers/st/pmic/stpmic1.c \ 134 drivers/st/reset/stm32mp1_reset.c \ 135 plat/st/common/stm32mp_dt.c \ 136 plat/st/stm32mp1/stm32mp1_context.c \ 137 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 138 plat/st/stm32mp1/stm32mp1_helper.S \ 139 plat/st/stm32mp1/stm32mp1_security.c \ 140 plat/st/stm32mp1/stm32mp1_syscfg.c 141 142BL2_SOURCES += drivers/io/io_block.c \ 143 drivers/io/io_dummy.c \ 144 drivers/io/io_mtd.c \ 145 drivers/io/io_storage.c \ 146 drivers/st/crypto/stm32_hash.c \ 147 drivers/st/io/io_stm32image.c \ 148 plat/st/common/stm32mp_auth.c \ 149 plat/st/common/bl2_io_storage.c \ 150 plat/st/stm32mp1/bl2_plat_setup.c 151 152ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 153BL2_SOURCES += drivers/mmc/mmc.c \ 154 drivers/partition/gpt.c \ 155 drivers/partition/partition.c \ 156 drivers/st/io/io_mmc.c \ 157 drivers/st/mmc/stm32_sdmmc2.c 158endif 159 160ifeq (${STM32MP_RAW_NAND},1) 161$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 162BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 163 drivers/st/fmc/stm32_fmc2_nand.c 164endif 165 166ifeq (${STM32MP_SPI_NAND},1) 167BL2_SOURCES += drivers/mtd/nand/spi_nand.c 168endif 169 170ifeq (${STM32MP_SPI_NOR},1) 171BL2_SOURCES += drivers/mtd/nor/spi_nor.c 172endif 173 174ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 175BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 176 drivers/st/spi/stm32_qspi.c 177endif 178 179ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 180BL2_SOURCES += drivers/mtd/nand/core.c 181endif 182 183ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 184BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 185endif 186 187BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 188 drivers/st/ddr/stm32mp1_ram.c 189 190BL2_SOURCES += common/desc_image_load.c \ 191 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 192 plat/st/stm32mp1/plat_image_load.c 193 194ifeq ($(AARCH32_SP),optee) 195BL2_SOURCES += lib/optee/optee_utils.c 196endif 197 198# Compilation rules 199.PHONY: check_dtc_version stm32image clean_stm32image 200.SUFFIXES: 201 202all: check_dtc_version stm32image ${STM32_TF_STM32} 203 204distclean realclean clean: clean_stm32image 205 206stm32image: ${STM32IMAGE} 207 208${STM32IMAGE}: ${STM32IMAGE_SRC} 209 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 210 211clean_stm32image: 212 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 213 214check_dtc_version: 215 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 216 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 217 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 218 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 219 false; \ 220 fi 221 222 223${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 224 @echo " AS stm32mp1.S" 225 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 226 -DDTB_BIN_PATH=\"$<\" \ 227 -c plat/st/stm32mp1/stm32mp1.S -o $@ 228 229$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,2)) 230 231tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 232 @echo " LDS $<" 233 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 234 235tf-a-%.bin: tf-a-%.elf 236 ${Q}${OC} -O binary $< $@ 237 @echo 238 @echo "Built $@ successfully" 239 @echo 240 241tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 242 @echo 243 @echo "Generate $@" 244 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 245 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 246 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 247 -l $(LOADADDR) -e ${ENTRY} \ 248 -v ${STM32_TF_VERSION} 249 @echo 250