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 12# Allow TF-A to concatenate BL2 & BL32 binaries in a single file, 13# share DTB file between BL2 and BL32 14# If it is set to 0, then FIP is used 15STM32MP_USE_STM32IMAGE ?= 0 16 17ifneq ($(STM32MP_USE_STM32IMAGE),1) 18ENABLE_PIE := 1 19endif 20 21STM32_TF_VERSION ?= 0 22 23# Enable dynamic memory mapping 24PLAT_XLAT_TABLES_DYNAMIC := 1 25 26ifeq ($(AARCH32_SP),sp_min) 27# Disable Neon support: sp_min runtime may conflict with non-secure world 28TF_CFLAGS += -mfloat-abi=soft 29endif 30 31TF_CFLAGS += -Wsign-compare 32 33# Not needed for Cortex-A7 34WORKAROUND_CVE_2017_5715:= 0 35 36# Number of TF-A copies in the device 37STM32_TF_A_COPIES := 2 38STM32_BL33_PARTS_NUM := 1 39ifeq ($(AARCH32_SP),optee) 40STM32_RUNTIME_PARTS_NUM := 3 41else ifeq ($(STM32MP_USE_STM32IMAGE),1) 42STM32_RUNTIME_PARTS_NUM := 0 43else 44STM32_RUNTIME_PARTS_NUM := 1 45endif 46PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + \ 47 $(STM32_BL33_PARTS_NUM) + \ 48 $(STM32_RUNTIME_PARTS_NUM)))) 49 50# Boot devices 51STM32MP_EMMC ?= 0 52STM32MP_SDMMC ?= 0 53STM32MP_RAW_NAND ?= 0 54STM32MP_SPI_NAND ?= 0 55STM32MP_SPI_NOR ?= 0 56STM32MP_EMMC_BOOT ?= 0 57 58# Serial boot devices 59STM32MP_USB_PROGRAMMER ?= 0 60STM32MP_UART_PROGRAMMER ?= 0 61 62# Device tree 63DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 64ifeq ($(STM32MP_USE_STM32IMAGE),1) 65ifeq ($(AARCH32_SP),optee) 66BL2_DTSI := stm32mp15-bl2.dtsi 67FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 68else 69FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 70endif 71else 72BL2_DTSI := stm32mp15-bl2.dtsi 73FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 74ifeq ($(AARCH32_SP),sp_min) 75BL32_DTSI := stm32mp15-bl32.dtsi 76FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME))) 77endif 78endif 79DTC_CPPFLAGS += ${INCLUDES} 80DTC_FLAGS += -Wno-unit_address_vs_reg 81 82# Macros and rules to build TF binary 83STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 84STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 85STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 86 87ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 88ifeq ($(AARCH32_SP),sp_min) 89# BL32 is built only if using SP_MIN 90BL32_DEP := bl32 91ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 92endif 93 94# Variables for use with stm32image 95STM32IMAGEPATH ?= tools/stm32image 96STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 97STM32IMAGE_SRC := ${STM32IMAGEPATH}/stm32image.c 98 99ifneq (${STM32MP_USE_STM32IMAGE},1) 100FIP_DEPS += dtbs 101STM32MP_HW_CONFIG := ${BL33_CFG} 102STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 103STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 104ifneq (${AARCH32_SP},none) 105FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 106endif 107# Add the FW_CONFIG to FIP and specify the same to certtool 108$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 109# Add the HW_CONFIG to FIP and specify the same to certtool 110$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_HW_CONFIG},--hw-config)) 111ifeq ($(AARCH32_SP),sp_min) 112STM32MP_TOS_FW_CONFIG := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dtb,$(DTB_FILE_NAME))) 113$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_TOS_FW_CONFIG},--tos-fw-config)) 114else 115# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 116# in the FIP if the platform requires. 117ifneq ($(BL32_EXTRA1),) 118$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1)) 119endif 120ifneq ($(BL32_EXTRA2),) 121$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2)) 122endif 123endif 124endif 125 126# Enable flags for C files 127$(eval $(call assert_booleans,\ 128 $(sort \ 129 PLAT_XLAT_TABLES_DYNAMIC \ 130 STM32MP_EMMC \ 131 STM32MP_EMMC_BOOT \ 132 STM32MP_RAW_NAND \ 133 STM32MP_SDMMC \ 134 STM32MP_SPI_NAND \ 135 STM32MP_SPI_NOR \ 136 STM32MP_UART_PROGRAMMER \ 137 STM32MP_USB_PROGRAMMER \ 138 STM32MP_USE_STM32IMAGE \ 139))) 140 141$(eval $(call assert_numerics,\ 142 $(sort \ 143 PLAT_PARTITION_MAX_ENTRIES \ 144 STM32_TF_A_COPIES \ 145 STM32_TF_VERSION \ 146))) 147 148$(eval $(call add_defines,\ 149 $(sort \ 150 PLAT_PARTITION_MAX_ENTRIES \ 151 PLAT_XLAT_TABLES_DYNAMIC \ 152 STM32_TF_A_COPIES \ 153 STM32_TF_VERSION \ 154 STM32MP_EMMC \ 155 STM32MP_EMMC_BOOT \ 156 STM32MP_RAW_NAND \ 157 STM32MP_SDMMC \ 158 STM32MP_SPI_NAND \ 159 STM32MP_SPI_NOR \ 160 STM32MP_UART_PROGRAMMER \ 161 STM32MP_USB_PROGRAMMER \ 162 STM32MP_USE_STM32IMAGE \ 163))) 164 165# Include paths and source files 166PLAT_INCLUDES := -Iplat/st/common/include/ 167PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 168 169ifeq (${STM32MP_USE_STM32IMAGE},1) 170include common/fdt_wrappers.mk 171else 172include lib/fconf/fconf.mk 173endif 174include lib/libfdt/libfdt.mk 175 176PLAT_BL_COMMON_SOURCES := common/uuid.c \ 177 plat/st/common/stm32mp_common.c \ 178 plat/st/stm32mp1/stm32mp1_private.c 179 180PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 181 182ifneq (${ENABLE_STACK_PROTECTOR},0) 183PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 184endif 185 186include lib/xlat_tables_v2/xlat_tables.mk 187PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 188 189PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 190 191PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 192 drivers/delay_timer/delay_timer.c \ 193 drivers/delay_timer/generic_delay_timer.c \ 194 drivers/st/bsec/bsec.c \ 195 drivers/st/clk/stm32mp_clkfunc.c \ 196 drivers/st/clk/stm32mp1_clk.c \ 197 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 198 drivers/st/gpio/stm32_gpio.c \ 199 drivers/st/i2c/stm32_i2c.c \ 200 drivers/st/iwdg/stm32_iwdg.c \ 201 drivers/st/pmic/stm32mp_pmic.c \ 202 drivers/st/pmic/stpmic1.c \ 203 drivers/st/regulator/regulator_core.c \ 204 drivers/st/regulator/regulator_fixed.c \ 205 drivers/st/reset/stm32mp1_reset.c \ 206 plat/st/common/stm32mp_dt.c \ 207 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 208 plat/st/stm32mp1/stm32mp1_helper.S \ 209 plat/st/stm32mp1/stm32mp1_syscfg.c 210 211ifneq (${STM32MP_USE_STM32IMAGE},1) 212BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} 213 214BL2_SOURCES += drivers/io/io_fip.c \ 215 plat/st/common/bl2_io_storage.c \ 216 plat/st/common/stm32mp_fconf_io.c \ 217 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 218 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 219else 220BL2_SOURCES += ${FDT_WRAPPERS_SOURCES} 221 222BL2_SOURCES += drivers/io/io_dummy.c \ 223 drivers/st/io/io_stm32image.c \ 224 plat/st/common/bl2_stm32_io_storage.c \ 225 plat/st/stm32mp1/plat_bl2_stm32_mem_params_desc.c \ 226 plat/st/stm32mp1/stm32mp1_security.c 227endif 228 229BL2_SOURCES += drivers/io/io_block.c \ 230 drivers/io/io_mtd.c \ 231 drivers/io/io_storage.c \ 232 drivers/st/crypto/stm32_hash.c \ 233 plat/st/common/stm32mp_auth.c \ 234 plat/st/stm32mp1/bl2_plat_setup.c 235 236ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 237BL2_SOURCES += drivers/mmc/mmc.c \ 238 drivers/partition/gpt.c \ 239 drivers/partition/partition.c \ 240 drivers/st/io/io_mmc.c \ 241 drivers/st/mmc/stm32_sdmmc2.c 242endif 243 244ifeq (${STM32MP_RAW_NAND},1) 245$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 246BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 247 drivers/st/fmc/stm32_fmc2_nand.c 248endif 249 250ifeq (${STM32MP_SPI_NAND},1) 251BL2_SOURCES += drivers/mtd/nand/spi_nand.c 252endif 253 254ifeq (${STM32MP_SPI_NOR},1) 255BL2_SOURCES += drivers/mtd/nor/spi_nor.c 256endif 257 258ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 259BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 260 drivers/st/spi/stm32_qspi.c 261endif 262 263ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 264BL2_SOURCES += drivers/mtd/nand/core.c 265endif 266 267ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 268BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 269endif 270 271ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),) 272BL2_SOURCES += drivers/io/io_memmap.c 273endif 274 275ifeq (${STM32MP_UART_PROGRAMMER},1) 276BL2_SOURCES += drivers/st/uart/stm32_uart.c \ 277 plat/st/common/stm32cubeprogrammer_uart.c 278endif 279 280ifeq (${STM32MP_USB_PROGRAMMER},1) 281#The DFU stack uses only one end point, reduce the USB stack footprint 282$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 283BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 284 drivers/usb/usb_device.c \ 285 plat/st/common/stm32cubeprogrammer_usb.c \ 286 plat/st/common/usb_dfu.c \ 287 plat/st/stm32mp1/stm32mp1_usb_dfu.c 288endif 289 290BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 291 drivers/st/ddr/stm32mp1_ram.c 292 293BL2_SOURCES += common/desc_image_load.c \ 294 plat/st/stm32mp1/plat_image_load.c 295 296BL2_SOURCES += lib/optee/optee_utils.c 297 298# Compilation rules 299.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 300.SUFFIXES: 301 302all: check_dtc_version stm32image ${STM32_TF_STM32} 303 304distclean realclean clean: clean_stm32image 305 306bl2: check_boot_device 307 308check_boot_device: 309 @if [ ${STM32MP_EMMC} != 1 ] && \ 310 [ ${STM32MP_SDMMC} != 1 ] && \ 311 [ ${STM32MP_RAW_NAND} != 1 ] && \ 312 [ ${STM32MP_SPI_NAND} != 1 ] && \ 313 [ ${STM32MP_SPI_NOR} != 1 ] && \ 314 [ ${STM32MP_UART_PROGRAMMER} != 1 ] && \ 315 [ ${STM32MP_USB_PROGRAMMER} != 1 ]; then \ 316 echo "No boot device driver is enabled"; \ 317 false; \ 318 fi 319 320stm32image: ${STM32IMAGE} 321 322${STM32IMAGE}: ${STM32IMAGE_SRC} 323 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 324 325clean_stm32image: 326 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 327 328check_dtc_version: 329 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 330 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 331 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 332 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 333 false; \ 334 fi 335 336ifeq ($(STM32MP_USE_STM32IMAGE)-$(AARCH32_SP),1-sp_min) 337${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 338 @echo " AS stm32mp1.S" 339 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 340 -DDTB_BIN_PATH=\"$<\" \ 341 -c $(word 2,$^) -o $@ 342else 343# Create DTB file for BL2 344${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | ${BUILD_PLAT} fdt_dirs 345 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 346 @echo '#include "${BL2_DTSI}"' >> $@ 347 348${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts 349 350ifeq ($(AARCH32_SP),sp_min) 351# Create DTB file for BL32 352${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 353 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 354 @echo '#include "${BL32_DTSI}"' >> $@ 355 356${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 357endif 358 359${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%-bl2.dtb plat/st/stm32mp1/stm32mp1.S bl2 360 @echo " AS stm32mp1.S" 361 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 362 -DDTB_BIN_PATH=\"$<\" \ 363 -c plat/st/stm32mp1/stm32mp1.S -o $@ 364endif 365 366$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,bl2)) 367 368tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 369 @echo " LDS $<" 370 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 371 372tf-a-%.bin: tf-a-%.elf 373 ${Q}${OC} -O binary $< $@ 374 @echo 375 @echo "Built $@ successfully" 376 @echo 377 378tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 379 @echo 380 @echo "Generate $@" 381 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 382 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 383 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 384 -l $(LOADADDR) -e ${ENTRY} \ 385 -v ${STM32_TF_VERSION} 386 @echo 387