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 45STM32MP_EMMC_BOOT ?= 0 46 47# Device tree 48DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 49FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 50DTC_FLAGS += -Wno-unit_address_vs_reg 51 52# Macros and rules to build TF binary 53STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 54STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 55STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 56 57ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 58ifeq ($(AARCH32_SP),sp_min) 59# BL32 is built only if using SP_MIN 60BL32_DEP := bl32 61ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 62endif 63 64# Variables for use with stm32image 65STM32IMAGEPATH ?= tools/stm32image 66STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 67 68# Enable flags for C files 69$(eval $(call assert_booleans,\ 70 $(sort \ 71 STM32MP_EMMC \ 72 STM32MP_SDMMC \ 73 STM32MP_RAW_NAND \ 74 STM32MP_SPI_NAND \ 75 STM32MP_SPI_NOR \ 76 STM32MP_EMMC_BOOT \ 77 PLAT_XLAT_TABLES_DYNAMIC \ 78))) 79 80$(eval $(call assert_numerics,\ 81 $(sort \ 82 STM32_TF_A_COPIES \ 83 PLAT_PARTITION_MAX_ENTRIES \ 84))) 85 86$(eval $(call add_defines,\ 87 $(sort \ 88 STM32MP_EMMC \ 89 STM32MP_SDMMC \ 90 STM32MP_RAW_NAND \ 91 STM32MP_SPI_NAND \ 92 STM32MP_SPI_NOR \ 93 STM32MP_EMMC_BOOT \ 94 PLAT_XLAT_TABLES_DYNAMIC \ 95 STM32_TF_A_COPIES \ 96 PLAT_PARTITION_MAX_ENTRIES \ 97))) 98 99# Include paths and source files 100PLAT_INCLUDES := -Iplat/st/common/include/ 101PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 102 103include lib/libfdt/libfdt.mk 104 105PLAT_BL_COMMON_SOURCES := common/fdt_wrappers.c \ 106 plat/st/common/stm32mp_common.c \ 107 plat/st/stm32mp1/stm32mp1_private.c 108 109PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 110 111ifneq (${ENABLE_STACK_PROTECTOR},0) 112PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 113endif 114 115include lib/xlat_tables_v2/xlat_tables.mk 116PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 117 118PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 119 120PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 121 drivers/delay_timer/delay_timer.c \ 122 drivers/delay_timer/generic_delay_timer.c \ 123 drivers/st/bsec/bsec.c \ 124 drivers/st/clk/stm32mp_clkfunc.c \ 125 drivers/st/clk/stm32mp1_clk.c \ 126 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 127 drivers/st/gpio/stm32_gpio.c \ 128 drivers/st/i2c/stm32_i2c.c \ 129 drivers/st/iwdg/stm32_iwdg.c \ 130 drivers/st/pmic/stm32mp_pmic.c \ 131 drivers/st/pmic/stpmic1.c \ 132 drivers/st/reset/stm32mp1_reset.c \ 133 plat/st/common/stm32mp_dt.c \ 134 plat/st/stm32mp1/stm32mp1_context.c \ 135 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 136 plat/st/stm32mp1/stm32mp1_helper.S \ 137 plat/st/stm32mp1/stm32mp1_security.c \ 138 plat/st/stm32mp1/stm32mp1_syscfg.c 139 140BL2_SOURCES += drivers/io/io_block.c \ 141 drivers/io/io_dummy.c \ 142 drivers/io/io_mtd.c \ 143 drivers/io/io_storage.c \ 144 drivers/st/crypto/stm32_hash.c \ 145 drivers/st/io/io_stm32image.c \ 146 plat/st/common/stm32mp_auth.c \ 147 plat/st/common/bl2_io_storage.c \ 148 plat/st/stm32mp1/bl2_plat_setup.c 149 150ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 151BL2_SOURCES += drivers/mmc/mmc.c \ 152 drivers/partition/gpt.c \ 153 drivers/partition/partition.c \ 154 drivers/st/io/io_mmc.c \ 155 drivers/st/mmc/stm32_sdmmc2.c 156endif 157 158ifeq (${STM32MP_RAW_NAND},1) 159$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 160BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 161 drivers/st/fmc/stm32_fmc2_nand.c 162endif 163 164ifeq (${STM32MP_SPI_NAND},1) 165BL2_SOURCES += drivers/mtd/nand/spi_nand.c 166endif 167 168ifeq (${STM32MP_SPI_NOR},1) 169BL2_SOURCES += drivers/mtd/nor/spi_nor.c 170endif 171 172ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 173BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 174 drivers/st/spi/stm32_qspi.c 175endif 176 177ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 178BL2_SOURCES += drivers/mtd/nand/core.c 179endif 180 181ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 182BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 183endif 184 185BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 186 drivers/st/ddr/stm32mp1_ram.c 187 188BL2_SOURCES += common/desc_image_load.c \ 189 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 190 plat/st/stm32mp1/plat_image_load.c 191 192ifeq ($(AARCH32_SP),optee) 193BL2_SOURCES += lib/optee/optee_utils.c 194endif 195 196# Compilation rules 197.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 198.SUFFIXES: 199 200all: check_dtc_version stm32image ${STM32_TF_STM32} 201 202distclean realclean clean: clean_stm32image 203 204bl2: check_boot_device 205 206check_boot_device: 207 @if [ ${STM32MP_EMMC} != 1 ] && \ 208 [ ${STM32MP_SDMMC} != 1 ] && \ 209 [ ${STM32MP_RAW_NAND} != 1 ] && \ 210 [ ${STM32MP_SPI_NAND} != 1 ] && \ 211 [ ${STM32MP_SPI_NOR} != 1 ]; then \ 212 echo "No boot device driver is enabled"; \ 213 false; \ 214 fi 215 216stm32image: ${STM32IMAGE} 217 218${STM32IMAGE}: ${STM32IMAGE_SRC} 219 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 220 221clean_stm32image: 222 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 223 224check_dtc_version: 225 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 226 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 227 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 228 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 229 false; \ 230 fi 231 232 233${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 234 @echo " AS stm32mp1.S" 235 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 236 -DDTB_BIN_PATH=\"$<\" \ 237 -c plat/st/stm32mp1/stm32mp1.S -o $@ 238 239$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,2)) 240 241tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 242 @echo " LDS $<" 243 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 244 245tf-a-%.bin: tf-a-%.elf 246 ${Q}${OC} -O binary $< $@ 247 @echo 248 @echo "Built $@ successfully" 249 @echo 250 251tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 252 @echo 253 @echo "Generate $@" 254 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 255 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 256 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 257 -l $(LOADADDR) -e ${ENTRY} \ 258 -v ${STM32_TF_VERSION} 259 @echo 260