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 31# Not needed for Cortex-A7 32WORKAROUND_CVE_2017_5715:= 0 33 34# Number of TF-A copies in the device 35STM32_TF_A_COPIES := 2 36STM32_BL33_PARTS_NUM := 1 37ifeq ($(AARCH32_SP),optee) 38STM32_RUNTIME_PARTS_NUM := 3 39else ifeq ($(STM32MP_USE_STM32IMAGE),1) 40STM32_RUNTIME_PARTS_NUM := 0 41else 42STM32_RUNTIME_PARTS_NUM := 1 43endif 44PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + \ 45 $(STM32_BL33_PARTS_NUM) + \ 46 $(STM32_RUNTIME_PARTS_NUM)))) 47 48# Boot devices 49STM32MP_EMMC ?= 0 50STM32MP_SDMMC ?= 0 51STM32MP_RAW_NAND ?= 0 52STM32MP_SPI_NAND ?= 0 53STM32MP_SPI_NOR ?= 0 54STM32MP_EMMC_BOOT ?= 0 55 56# Serial boot devices 57STM32MP_USB_PROGRAMMER ?= 0 58STM32MP_UART_PROGRAMMER ?= 0 59 60# Device tree 61DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 62ifeq ($(STM32MP_USE_STM32IMAGE),1) 63ifeq ($(AARCH32_SP),optee) 64BL2_DTSI := stm32mp15-bl2.dtsi 65FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 66else 67FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 68endif 69else 70BL2_DTSI := stm32mp15-bl2.dtsi 71FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 72ifeq ($(AARCH32_SP),sp_min) 73BL32_DTSI := stm32mp15-bl32.dtsi 74FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME))) 75endif 76endif 77DTC_CPPFLAGS += ${INCLUDES} 78DTC_FLAGS += -Wno-unit_address_vs_reg 79 80# Macros and rules to build TF binary 81STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 82STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 83STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 84 85ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 86ifeq ($(AARCH32_SP),sp_min) 87# BL32 is built only if using SP_MIN 88BL32_DEP := bl32 89ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 90endif 91 92# Variables for use with stm32image 93STM32IMAGEPATH ?= tools/stm32image 94STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 95STM32IMAGE_SRC := ${STM32IMAGEPATH}/stm32image.c 96 97ifneq (${STM32MP_USE_STM32IMAGE},1) 98FIP_DEPS += dtbs 99STM32MP_HW_CONFIG := ${BL33_CFG} 100STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 101STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 102ifneq (${AARCH32_SP},none) 103FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 104endif 105# Add the FW_CONFIG to FIP and specify the same to certtool 106$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 107# Add the HW_CONFIG to FIP and specify the same to certtool 108$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_HW_CONFIG},--hw-config)) 109ifeq ($(AARCH32_SP),sp_min) 110STM32MP_TOS_FW_CONFIG := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dtb,$(DTB_FILE_NAME))) 111$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_TOS_FW_CONFIG},--tos-fw-config)) 112else 113# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 114# in the FIP if the platform requires. 115ifneq ($(BL32_EXTRA1),) 116$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1)) 117endif 118ifneq ($(BL32_EXTRA2),) 119$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2)) 120endif 121endif 122endif 123 124# Enable flags for C files 125$(eval $(call assert_booleans,\ 126 $(sort \ 127 STM32MP_EMMC \ 128 STM32MP_SDMMC \ 129 STM32MP_RAW_NAND \ 130 STM32MP_SPI_NAND \ 131 STM32MP_SPI_NOR \ 132 STM32MP_EMMC_BOOT \ 133 PLAT_XLAT_TABLES_DYNAMIC \ 134 STM32MP_UART_PROGRAMMER \ 135 STM32MP_USB_PROGRAMMER \ 136 STM32MP_USE_STM32IMAGE \ 137))) 138 139$(eval $(call assert_numerics,\ 140 $(sort \ 141 STM32_TF_A_COPIES \ 142 PLAT_PARTITION_MAX_ENTRIES \ 143 STM32_TF_VERSION \ 144))) 145 146$(eval $(call add_defines,\ 147 $(sort \ 148 STM32_TF_VERSION \ 149 STM32MP_EMMC \ 150 STM32MP_SDMMC \ 151 STM32MP_RAW_NAND \ 152 STM32MP_SPI_NAND \ 153 STM32MP_SPI_NOR \ 154 STM32MP_EMMC_BOOT \ 155 PLAT_XLAT_TABLES_DYNAMIC \ 156 STM32_TF_A_COPIES \ 157 PLAT_PARTITION_MAX_ENTRIES \ 158 STM32MP_UART_PROGRAMMER \ 159 STM32MP_USB_PROGRAMMER \ 160 STM32MP_USE_STM32IMAGE \ 161))) 162 163# Include paths and source files 164PLAT_INCLUDES := -Iplat/st/common/include/ 165PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 166 167ifeq (${STM32MP_USE_STM32IMAGE},1) 168include common/fdt_wrappers.mk 169else 170include lib/fconf/fconf.mk 171endif 172include lib/libfdt/libfdt.mk 173 174PLAT_BL_COMMON_SOURCES := common/uuid.c \ 175 plat/st/common/stm32mp_common.c \ 176 plat/st/stm32mp1/stm32mp1_private.c 177 178PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 179 180ifneq (${ENABLE_STACK_PROTECTOR},0) 181PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 182endif 183 184include lib/xlat_tables_v2/xlat_tables.mk 185PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 186 187PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 188 189PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 190 drivers/delay_timer/delay_timer.c \ 191 drivers/delay_timer/generic_delay_timer.c \ 192 drivers/st/bsec/bsec.c \ 193 drivers/st/clk/stm32mp_clkfunc.c \ 194 drivers/st/clk/stm32mp1_clk.c \ 195 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 196 drivers/st/gpio/stm32_gpio.c \ 197 drivers/st/i2c/stm32_i2c.c \ 198 drivers/st/iwdg/stm32_iwdg.c \ 199 drivers/st/pmic/stm32mp_pmic.c \ 200 drivers/st/pmic/stpmic1.c \ 201 drivers/st/reset/stm32mp1_reset.c \ 202 plat/st/common/stm32mp_dt.c \ 203 plat/st/stm32mp1/stm32mp1_context.c \ 204 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 205 plat/st/stm32mp1/stm32mp1_helper.S \ 206 plat/st/stm32mp1/stm32mp1_syscfg.c 207 208ifneq (${STM32MP_USE_STM32IMAGE},1) 209BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} 210 211BL2_SOURCES += drivers/io/io_fip.c \ 212 plat/st/common/bl2_io_storage.c \ 213 plat/st/common/stm32mp_fconf_io.c \ 214 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 215 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 216else 217BL2_SOURCES += ${FDT_WRAPPERS_SOURCES} 218 219BL2_SOURCES += drivers/io/io_dummy.c \ 220 drivers/st/io/io_stm32image.c \ 221 plat/st/common/bl2_stm32_io_storage.c \ 222 plat/st/stm32mp1/plat_bl2_stm32_mem_params_desc.c \ 223 plat/st/stm32mp1/stm32mp1_security.c 224endif 225 226BL2_SOURCES += drivers/io/io_block.c \ 227 drivers/io/io_mtd.c \ 228 drivers/io/io_storage.c \ 229 drivers/st/crypto/stm32_hash.c \ 230 plat/st/common/stm32mp_auth.c \ 231 plat/st/stm32mp1/bl2_plat_setup.c 232 233ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 234BL2_SOURCES += drivers/mmc/mmc.c \ 235 drivers/partition/gpt.c \ 236 drivers/partition/partition.c \ 237 drivers/st/io/io_mmc.c \ 238 drivers/st/mmc/stm32_sdmmc2.c 239endif 240 241ifeq (${STM32MP_RAW_NAND},1) 242$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 243BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 244 drivers/st/fmc/stm32_fmc2_nand.c 245endif 246 247ifeq (${STM32MP_SPI_NAND},1) 248BL2_SOURCES += drivers/mtd/nand/spi_nand.c 249endif 250 251ifeq (${STM32MP_SPI_NOR},1) 252BL2_SOURCES += drivers/mtd/nor/spi_nor.c 253endif 254 255ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 256BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 257 drivers/st/spi/stm32_qspi.c 258endif 259 260ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 261BL2_SOURCES += drivers/mtd/nand/core.c 262endif 263 264ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 265BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 266endif 267 268ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),) 269BL2_SOURCES += drivers/io/io_memmap.c 270endif 271 272ifeq (${STM32MP_UART_PROGRAMMER},1) 273BL2_SOURCES += drivers/st/uart/stm32_uart.c \ 274 plat/st/common/stm32cubeprogrammer_uart.c 275endif 276 277ifeq (${STM32MP_USB_PROGRAMMER},1) 278#The DFU stack uses only one end point, reduce the USB stack footprint 279$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 280BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 281 drivers/usb/usb_device.c \ 282 plat/st/common/stm32cubeprogrammer_usb.c \ 283 plat/st/common/usb_dfu.c \ 284 plat/st/stm32mp1/stm32mp1_usb_dfu.c 285endif 286 287BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 288 drivers/st/ddr/stm32mp1_ram.c 289 290BL2_SOURCES += common/desc_image_load.c \ 291 plat/st/stm32mp1/plat_image_load.c 292 293BL2_SOURCES += lib/optee/optee_utils.c 294 295# Compilation rules 296.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 297.SUFFIXES: 298 299all: check_dtc_version stm32image ${STM32_TF_STM32} 300 301distclean realclean clean: clean_stm32image 302 303bl2: check_boot_device 304 305check_boot_device: 306 @if [ ${STM32MP_EMMC} != 1 ] && \ 307 [ ${STM32MP_SDMMC} != 1 ] && \ 308 [ ${STM32MP_RAW_NAND} != 1 ] && \ 309 [ ${STM32MP_SPI_NAND} != 1 ] && \ 310 [ ${STM32MP_SPI_NOR} != 1 ] && \ 311 [ ${STM32MP_UART_PROGRAMMER} != 1 ] && \ 312 [ ${STM32MP_USB_PROGRAMMER} != 1 ]; then \ 313 echo "No boot device driver is enabled"; \ 314 false; \ 315 fi 316 317stm32image: ${STM32IMAGE} 318 319${STM32IMAGE}: ${STM32IMAGE_SRC} 320 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 321 322clean_stm32image: 323 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 324 325check_dtc_version: 326 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 327 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 328 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 329 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 330 false; \ 331 fi 332 333ifeq ($(STM32MP_USE_STM32IMAGE)-$(AARCH32_SP),1-sp_min) 334${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 335 @echo " AS stm32mp1.S" 336 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 337 -DDTB_BIN_PATH=\"$<\" \ 338 -c $(word 2,$^) -o $@ 339else 340# Create DTB file for BL2 341${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | ${BUILD_PLAT} fdt_dirs 342 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 343 @echo '#include "${BL2_DTSI}"' >> $@ 344 345${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts 346 347ifeq ($(AARCH32_SP),sp_min) 348# Create DTB file for BL32 349${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 350 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 351 @echo '#include "${BL32_DTSI}"' >> $@ 352 353${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 354endif 355 356${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%-bl2.dtb plat/st/stm32mp1/stm32mp1.S bl2 357 @echo " AS stm32mp1.S" 358 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 359 -DDTB_BIN_PATH=\"$<\" \ 360 -c plat/st/stm32mp1/stm32mp1.S -o $@ 361endif 362 363$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,bl2)) 364 365tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 366 @echo " LDS $<" 367 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 368 369tf-a-%.bin: tf-a-%.elf 370 ${Q}${OC} -O binary $< $@ 371 @echo 372 @echo "Built $@ successfully" 373 @echo 374 375tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 376 @echo 377 @echo "Generate $@" 378 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 379 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 380 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 381 -l $(LOADADDR) -e ${ENTRY} \ 382 -v ${STM32_TF_VERSION} 383 @echo 384