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/reset/stm32mp1_reset.c \ 204 plat/st/common/stm32mp_dt.c \ 205 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 206 plat/st/stm32mp1/stm32mp1_helper.S \ 207 plat/st/stm32mp1/stm32mp1_syscfg.c 208 209ifneq (${STM32MP_USE_STM32IMAGE},1) 210BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} 211 212BL2_SOURCES += drivers/io/io_fip.c \ 213 plat/st/common/bl2_io_storage.c \ 214 plat/st/common/stm32mp_fconf_io.c \ 215 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 216 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 217else 218BL2_SOURCES += ${FDT_WRAPPERS_SOURCES} 219 220BL2_SOURCES += drivers/io/io_dummy.c \ 221 drivers/st/io/io_stm32image.c \ 222 plat/st/common/bl2_stm32_io_storage.c \ 223 plat/st/stm32mp1/plat_bl2_stm32_mem_params_desc.c \ 224 plat/st/stm32mp1/stm32mp1_security.c 225endif 226 227BL2_SOURCES += drivers/io/io_block.c \ 228 drivers/io/io_mtd.c \ 229 drivers/io/io_storage.c \ 230 drivers/st/crypto/stm32_hash.c \ 231 plat/st/common/stm32mp_auth.c \ 232 plat/st/stm32mp1/bl2_plat_setup.c 233 234ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 235BL2_SOURCES += drivers/mmc/mmc.c \ 236 drivers/partition/gpt.c \ 237 drivers/partition/partition.c \ 238 drivers/st/io/io_mmc.c \ 239 drivers/st/mmc/stm32_sdmmc2.c 240endif 241 242ifeq (${STM32MP_RAW_NAND},1) 243$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 244BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 245 drivers/st/fmc/stm32_fmc2_nand.c 246endif 247 248ifeq (${STM32MP_SPI_NAND},1) 249BL2_SOURCES += drivers/mtd/nand/spi_nand.c 250endif 251 252ifeq (${STM32MP_SPI_NOR},1) 253BL2_SOURCES += drivers/mtd/nor/spi_nor.c 254endif 255 256ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 257BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 258 drivers/st/spi/stm32_qspi.c 259endif 260 261ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 262BL2_SOURCES += drivers/mtd/nand/core.c 263endif 264 265ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 266BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 267endif 268 269ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),) 270BL2_SOURCES += drivers/io/io_memmap.c 271endif 272 273ifeq (${STM32MP_UART_PROGRAMMER},1) 274BL2_SOURCES += drivers/st/uart/stm32_uart.c \ 275 plat/st/common/stm32cubeprogrammer_uart.c 276endif 277 278ifeq (${STM32MP_USB_PROGRAMMER},1) 279#The DFU stack uses only one end point, reduce the USB stack footprint 280$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 281BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 282 drivers/usb/usb_device.c \ 283 plat/st/common/stm32cubeprogrammer_usb.c \ 284 plat/st/common/usb_dfu.c \ 285 plat/st/stm32mp1/stm32mp1_usb_dfu.c 286endif 287 288BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 289 drivers/st/ddr/stm32mp1_ram.c 290 291BL2_SOURCES += common/desc_image_load.c \ 292 plat/st/stm32mp1/plat_image_load.c 293 294BL2_SOURCES += lib/optee/optee_utils.c 295 296# Compilation rules 297.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 298.SUFFIXES: 299 300all: check_dtc_version stm32image ${STM32_TF_STM32} 301 302distclean realclean clean: clean_stm32image 303 304bl2: check_boot_device 305 306check_boot_device: 307 @if [ ${STM32MP_EMMC} != 1 ] && \ 308 [ ${STM32MP_SDMMC} != 1 ] && \ 309 [ ${STM32MP_RAW_NAND} != 1 ] && \ 310 [ ${STM32MP_SPI_NAND} != 1 ] && \ 311 [ ${STM32MP_SPI_NOR} != 1 ] && \ 312 [ ${STM32MP_UART_PROGRAMMER} != 1 ] && \ 313 [ ${STM32MP_USB_PROGRAMMER} != 1 ]; then \ 314 echo "No boot device driver is enabled"; \ 315 false; \ 316 fi 317 318stm32image: ${STM32IMAGE} 319 320${STM32IMAGE}: ${STM32IMAGE_SRC} 321 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 322 323clean_stm32image: 324 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 325 326check_dtc_version: 327 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 328 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 329 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 330 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 331 false; \ 332 fi 333 334ifeq ($(STM32MP_USE_STM32IMAGE)-$(AARCH32_SP),1-sp_min) 335${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 336 @echo " AS stm32mp1.S" 337 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 338 -DDTB_BIN_PATH=\"$<\" \ 339 -c $(word 2,$^) -o $@ 340else 341# Create DTB file for BL2 342${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | ${BUILD_PLAT} fdt_dirs 343 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 344 @echo '#include "${BL2_DTSI}"' >> $@ 345 346${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts 347 348ifeq ($(AARCH32_SP),sp_min) 349# Create DTB file for BL32 350${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 351 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 352 @echo '#include "${BL32_DTSI}"' >> $@ 353 354${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 355endif 356 357${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%-bl2.dtb plat/st/stm32mp1/stm32mp1.S bl2 358 @echo " AS stm32mp1.S" 359 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 360 -DDTB_BIN_PATH=\"$<\" \ 361 -c plat/st/stm32mp1/stm32mp1.S -o $@ 362endif 363 364$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,bl2)) 365 366tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 367 @echo " LDS $<" 368 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 369 370tf-a-%.bin: tf-a-%.elf 371 ${Q}${OC} -O binary $< $@ 372 @echo 373 @echo "Built $@ successfully" 374 @echo 375 376tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 377 @echo 378 @echo "Generate $@" 379 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 380 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 381 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 382 -l $(LOADADDR) -e ${ENTRY} \ 383 -v ${STM32_TF_VERSION} 384 @echo 385