1# 2# Copyright (c) 2015-2022, 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 12STM32MP_EARLY_CONSOLE ?= 0 13STM32MP_UART_BAUDRATE ?= 115200 14 15# Allow TF-A to concatenate BL2 & BL32 binaries in a single file, 16# share DTB file between BL2 and BL32 17# If it is set to 0, then FIP is used 18STM32MP_USE_STM32IMAGE ?= 0 19 20# Please don't increment this value without good understanding of 21# the monotonic counter 22STM32_TF_VERSION ?= 0 23 24# Enable dynamic memory mapping 25PLAT_XLAT_TABLES_DYNAMIC := 1 26 27# Default Device tree 28DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 29 30STM32MP13 ?= 0 31STM32MP15 ?= 0 32 33ifeq ($(STM32MP13),1) 34ifeq ($(STM32MP15),1) 35$(error Cannot enable both flags STM32MP13 and STM32MP15) 36endif 37STM32MP13 := 1 38STM32MP15 := 0 39else ifeq ($(STM32MP15),1) 40STM32MP13 := 0 41STM32MP15 := 1 42else ifneq ($(findstring stm32mp13,$(DTB_FILE_NAME)),) 43STM32MP13 := 1 44STM32MP15 := 0 45else ifneq ($(findstring stm32mp15,$(DTB_FILE_NAME)),) 46STM32MP13 := 0 47STM32MP15 := 1 48endif 49 50ifeq ($(STM32MP13),1) 51# DDR controller with single AXI port and 16-bit interface 52STM32MP_DDR_DUAL_AXI_PORT:= 0 53STM32MP_DDR_32BIT_INTERFACE:= 0 54 55# STM32 image header version v2.0 56STM32_HEADER_VERSION_MAJOR:= 2 57STM32_HEADER_VERSION_MINOR:= 0 58endif 59 60ifeq ($(STM32MP15),1) 61# DDR controller with dual AXI port and 32-bit interface 62STM32MP_DDR_DUAL_AXI_PORT:= 1 63STM32MP_DDR_32BIT_INTERFACE:= 1 64 65# STM32 image header version v1.0 66STM32_HEADER_VERSION_MAJOR:= 1 67STM32_HEADER_VERSION_MINOR:= 0 68 69# Add OP-TEE reserved shared memory area in mapping 70STM32MP15_OPTEE_RSV_SHM := 1 71$(eval $(call add_defines,STM32MP15_OPTEE_RSV_SHM)) 72endif 73 74# STM32 image header binary type for BL2 75STM32_HEADER_BL2_BINARY_TYPE:= 0x10 76 77ifeq ($(AARCH32_SP),sp_min) 78# Disable Neon support: sp_min runtime may conflict with non-secure world 79TF_CFLAGS += -mfloat-abi=soft 80endif 81 82TF_CFLAGS += -Wsign-compare 83TF_CFLAGS += -Wformat-signedness 84 85# Not needed for Cortex-A7 86WORKAROUND_CVE_2017_5715:= 0 87WORKAROUND_CVE_2022_23960:= 0 88 89# Number of TF-A copies in the device 90STM32_TF_A_COPIES := 2 91 92# PLAT_PARTITION_MAX_ENTRIES must take care of STM32_TF-A_COPIES and other partitions 93# such as metadata (2) to find all the FIP partitions (default is 2). 94PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + 4))) 95 96ifeq (${PSA_FWU_SUPPORT},1) 97ifneq (${STM32MP_USE_STM32IMAGE},1) 98# Number of banks of updatable firmware 99NR_OF_FW_BANKS := 2 100NR_OF_IMAGES_IN_FW_BANK := 1 101 102FWU_MAX_PART = $(shell echo $$(($(STM32_TF_A_COPIES) + 2 + $(NR_OF_FW_BANKS)))) 103ifeq ($(shell test $(FWU_MAX_PART) -gt $(PLAT_PARTITION_MAX_ENTRIES); echo $$?),0) 104$(error "Required partition number is $(FWU_MAX_PART) where PLAT_PARTITION_MAX_ENTRIES is only \ 105$(PLAT_PARTITION_MAX_ENTRIES)") 106endif 107else 108$(error FWU Feature enabled only with FIP images) 109endif 110endif 111 112# Boot devices 113STM32MP_EMMC ?= 0 114STM32MP_SDMMC ?= 0 115STM32MP_RAW_NAND ?= 0 116STM32MP_SPI_NAND ?= 0 117STM32MP_SPI_NOR ?= 0 118STM32MP_EMMC_BOOT ?= 0 119 120# Serial boot devices 121STM32MP_USB_PROGRAMMER ?= 0 122STM32MP_UART_PROGRAMMER ?= 0 123 124# Device tree 125ifeq ($(STM32MP13),1) 126BL2_DTSI := stm32mp13-bl2.dtsi 127FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 128else 129ifeq ($(STM32MP_USE_STM32IMAGE),1) 130ifeq ($(AARCH32_SP),optee) 131BL2_DTSI := stm32mp15-bl2.dtsi 132FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 133else 134FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 135endif 136else 137BL2_DTSI := stm32mp15-bl2.dtsi 138FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 139ifeq ($(AARCH32_SP),sp_min) 140BL32_DTSI := stm32mp15-bl32.dtsi 141FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME))) 142endif 143endif 144endif 145 146$(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 147$(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g" | grep -o "[0-9]*"))) 148DTC_CPPFLAGS += ${INCLUDES} 149DTC_FLAGS += -Wno-unit_address_vs_reg 150ifeq ($(shell test $(DTC_VERSION) -ge 10601; echo $$?),0) 151DTC_FLAGS += -Wno-interrupt_provider 152endif 153 154# Macros and rules to build TF binary 155STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 156STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 157STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 158 159ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 160ifeq ($(AARCH32_SP),sp_min) 161# BL32 is built only if using SP_MIN 162BL32_DEP := bl32 163ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 164endif 165 166# Variables for use with stm32image 167STM32IMAGEPATH ?= tools/stm32image 168STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 169STM32IMAGE_SRC := ${STM32IMAGEPATH}/stm32image.c 170 171ifneq (${STM32MP_USE_STM32IMAGE},1) 172FIP_DEPS += dtbs 173STM32MP_HW_CONFIG := ${BL33_CFG} 174STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 175STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 176ifneq (${AARCH32_SP},none) 177FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 178endif 179# Add the FW_CONFIG to FIP and specify the same to certtool 180$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 181# Add the HW_CONFIG to FIP and specify the same to certtool 182$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_HW_CONFIG},--hw-config)) 183ifeq ($(AARCH32_SP),sp_min) 184STM32MP_TOS_FW_CONFIG := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dtb,$(DTB_FILE_NAME))) 185$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_TOS_FW_CONFIG},--tos-fw-config)) 186else 187# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 188# in the FIP if the platform requires. 189ifneq ($(BL32_EXTRA1),) 190$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1)) 191endif 192ifneq ($(BL32_EXTRA2),) 193$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2)) 194endif 195endif 196endif 197 198# Enable flags for C files 199$(eval $(call assert_booleans,\ 200 $(sort \ 201 PLAT_XLAT_TABLES_DYNAMIC \ 202 STM32MP_DDR_32BIT_INTERFACE \ 203 STM32MP_DDR_DUAL_AXI_PORT \ 204 STM32MP_EARLY_CONSOLE \ 205 STM32MP_EMMC \ 206 STM32MP_EMMC_BOOT \ 207 STM32MP_RAW_NAND \ 208 STM32MP_SDMMC \ 209 STM32MP_SPI_NAND \ 210 STM32MP_SPI_NOR \ 211 STM32MP_UART_PROGRAMMER \ 212 STM32MP_USB_PROGRAMMER \ 213 STM32MP_USE_STM32IMAGE \ 214 STM32MP13 \ 215 STM32MP15 \ 216))) 217 218$(eval $(call assert_numerics,\ 219 $(sort \ 220 PLAT_PARTITION_MAX_ENTRIES \ 221 STM32_TF_A_COPIES \ 222 STM32_TF_VERSION \ 223 STM32MP_UART_BAUDRATE \ 224))) 225 226$(eval $(call add_defines,\ 227 $(sort \ 228 PLAT_PARTITION_MAX_ENTRIES \ 229 PLAT_XLAT_TABLES_DYNAMIC \ 230 STM32_TF_A_COPIES \ 231 STM32_TF_VERSION \ 232 STM32MP_DDR_32BIT_INTERFACE \ 233 STM32MP_DDR_DUAL_AXI_PORT \ 234 STM32MP_EARLY_CONSOLE \ 235 STM32MP_EMMC \ 236 STM32MP_EMMC_BOOT \ 237 STM32MP_RAW_NAND \ 238 STM32MP_SDMMC \ 239 STM32MP_SPI_NAND \ 240 STM32MP_SPI_NOR \ 241 STM32MP_UART_BAUDRATE \ 242 STM32MP_UART_PROGRAMMER \ 243 STM32MP_USB_PROGRAMMER \ 244 STM32MP_USE_STM32IMAGE \ 245 STM32MP13 \ 246 STM32MP15 \ 247))) 248 249# Include paths and source files 250PLAT_INCLUDES := -Iplat/st/common/include/ 251PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 252 253ifeq (${STM32MP_USE_STM32IMAGE},1) 254include common/fdt_wrappers.mk 255else 256include lib/fconf/fconf.mk 257endif 258include lib/libfdt/libfdt.mk 259 260PLAT_BL_COMMON_SOURCES := common/uuid.c \ 261 plat/st/common/stm32mp_common.c \ 262 plat/st/stm32mp1/stm32mp1_private.c 263 264PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 265 266ifneq (${ENABLE_STACK_PROTECTOR},0) 267PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 268endif 269 270include lib/xlat_tables_v2/xlat_tables.mk 271PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 272 273PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 274 275PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 276 drivers/clk/clk.c \ 277 drivers/delay_timer/delay_timer.c \ 278 drivers/delay_timer/generic_delay_timer.c \ 279 drivers/st/bsec/bsec2.c \ 280 drivers/st/clk/stm32mp_clkfunc.c \ 281 drivers/st/ddr/stm32mp_ddr.c \ 282 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 283 drivers/st/gpio/stm32_gpio.c \ 284 drivers/st/i2c/stm32_i2c.c \ 285 drivers/st/iwdg/stm32_iwdg.c \ 286 drivers/st/pmic/stm32mp_pmic.c \ 287 drivers/st/pmic/stpmic1.c \ 288 drivers/st/regulator/regulator_core.c \ 289 drivers/st/regulator/regulator_fixed.c \ 290 drivers/st/reset/stm32mp1_reset.c \ 291 plat/st/common/stm32mp_dt.c \ 292 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 293 plat/st/stm32mp1/stm32mp1_helper.S \ 294 plat/st/stm32mp1/stm32mp1_syscfg.c 295 296ifeq ($(STM32MP13),1) 297PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \ 298 drivers/st/clk/clk-stm32mp13.c 299else 300PLAT_BL_COMMON_SOURCES += drivers/st/clk/stm32mp1_clk.c 301endif 302 303ifneq (${STM32MP_USE_STM32IMAGE},1) 304BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} 305 306BL2_SOURCES += drivers/io/io_fip.c \ 307 plat/st/common/bl2_io_storage.c \ 308 plat/st/common/stm32mp_fconf_io.c \ 309 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 310 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 311else 312BL2_SOURCES += ${FDT_WRAPPERS_SOURCES} 313 314BL2_SOURCES += drivers/io/io_dummy.c \ 315 drivers/st/io/io_stm32image.c \ 316 plat/st/common/bl2_stm32_io_storage.c \ 317 plat/st/stm32mp1/plat_bl2_stm32_mem_params_desc.c \ 318 plat/st/stm32mp1/stm32mp1_security.c 319endif 320 321include lib/zlib/zlib.mk 322 323ifeq (${PSA_FWU_SUPPORT},1) 324include drivers/fwu/fwu.mk 325endif 326 327 328BL2_SOURCES += $(ZLIB_SOURCES) 329 330BL2_SOURCES += drivers/io/io_block.c \ 331 drivers/io/io_mtd.c \ 332 drivers/io/io_storage.c \ 333 drivers/st/crypto/stm32_hash.c \ 334 plat/st/stm32mp1/bl2_plat_setup.c 335 336 337ifeq ($(STM32MP15),1) 338BL2_SOURCES += plat/st/common/stm32mp_auth.c 339endif 340 341ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 342BL2_SOURCES += drivers/mmc/mmc.c \ 343 drivers/partition/gpt.c \ 344 drivers/partition/partition.c \ 345 drivers/st/io/io_mmc.c \ 346 drivers/st/mmc/stm32_sdmmc2.c 347endif 348 349ifeq (${STM32MP_RAW_NAND},1) 350$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 351BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 352 drivers/st/fmc/stm32_fmc2_nand.c 353endif 354 355ifeq (${STM32MP_SPI_NAND},1) 356BL2_SOURCES += drivers/mtd/nand/spi_nand.c 357endif 358 359ifeq (${STM32MP_SPI_NOR},1) 360BL2_SOURCES += drivers/mtd/nor/spi_nor.c 361endif 362 363ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 364BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 365 drivers/st/spi/stm32_qspi.c 366endif 367 368ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 369BL2_SOURCES += drivers/mtd/nand/core.c 370endif 371 372ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 373BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 374endif 375 376ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),) 377BL2_SOURCES += drivers/io/io_memmap.c 378endif 379 380ifeq (${STM32MP_UART_PROGRAMMER},1) 381BL2_SOURCES += drivers/st/uart/stm32_uart.c \ 382 plat/st/common/stm32cubeprogrammer_uart.c 383endif 384 385ifeq (${STM32MP_USB_PROGRAMMER},1) 386#The DFU stack uses only one end point, reduce the USB stack footprint 387$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 388BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 389 drivers/usb/usb_device.c \ 390 plat/st/common/stm32cubeprogrammer_usb.c \ 391 plat/st/common/usb_dfu.c \ 392 plat/st/stm32mp1/stm32mp1_usb_dfu.c 393endif 394 395BL2_SOURCES += drivers/st/ddr/stm32mp_ddr_test.c \ 396 drivers/st/ddr/stm32mp_ram.c \ 397 drivers/st/ddr/stm32mp1_ddr.c \ 398 drivers/st/ddr/stm32mp1_ram.c 399 400BL2_SOURCES += common/desc_image_load.c \ 401 plat/st/stm32mp1/plat_image_load.c 402 403BL2_SOURCES += lib/optee/optee_utils.c 404 405# Compilation rules 406.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 407.SUFFIXES: 408 409all: check_dtc_version stm32image ${STM32_TF_STM32} 410 411distclean realclean clean: clean_stm32image 412 413bl2: check_boot_device 414 415check_boot_device: 416 @if [ ${STM32MP_EMMC} != 1 ] && \ 417 [ ${STM32MP_SDMMC} != 1 ] && \ 418 [ ${STM32MP_RAW_NAND} != 1 ] && \ 419 [ ${STM32MP_SPI_NAND} != 1 ] && \ 420 [ ${STM32MP_SPI_NOR} != 1 ] && \ 421 [ ${STM32MP_UART_PROGRAMMER} != 1 ] && \ 422 [ ${STM32MP_USB_PROGRAMMER} != 1 ]; then \ 423 echo "No boot device driver is enabled"; \ 424 false; \ 425 fi 426 427stm32image: ${STM32IMAGE} 428 429${STM32IMAGE}: ${STM32IMAGE_SRC} 430 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 431 432clean_stm32image: 433 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 434 435check_dtc_version: 436 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 437 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 438 false; \ 439 fi 440 441ifeq ($(STM32MP_USE_STM32IMAGE)-$(AARCH32_SP),1-sp_min) 442${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 443 @echo " AS stm32mp1.S" 444 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 445 -DDTB_BIN_PATH=\"$<\" \ 446 -c $(word 2,$^) -o $@ 447else 448# Create DTB file for BL2 449${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | ${BUILD_PLAT} fdt_dirs 450 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 451 @echo '#include "${BL2_DTSI}"' >> $@ 452 453${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts 454 455ifeq ($(AARCH32_SP),sp_min) 456# Create DTB file for BL32 457${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 458 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 459 @echo '#include "${BL32_DTSI}"' >> $@ 460 461${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 462endif 463 464${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%-bl2.dtb plat/st/stm32mp1/stm32mp1.S bl2 465 @echo " AS stm32mp1.S" 466 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 467 -DDTB_BIN_PATH=\"$<\" \ 468 -c plat/st/stm32mp1/stm32mp1.S -o $@ 469endif 470 471$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,bl2)) 472 473tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 474 @echo " LDS $<" 475 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 476 477tf-a-%.bin: tf-a-%.elf 478 ${Q}${OC} -O binary $< $@ 479 @echo 480 @echo "Built $@ successfully" 481 @echo 482 483tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 484 @echo 485 @echo "Generate $@" 486 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 487 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 488 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 489 -l $(LOADADDR) -e ${ENTRY} \ 490 -v ${STM32_TF_VERSION} \ 491 -m ${STM32_HEADER_VERSION_MAJOR} \ 492 -n ${STM32_HEADER_VERSION_MINOR} \ 493 -b ${STM32_HEADER_BL2_BINARY_TYPE} 494 @echo 495