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 68endif 69 70# STM32 image header binary type for BL2 71STM32_HEADER_BL2_BINARY_TYPE:= 0x10 72 73ifeq ($(AARCH32_SP),sp_min) 74# Disable Neon support: sp_min runtime may conflict with non-secure world 75TF_CFLAGS += -mfloat-abi=soft 76endif 77 78TF_CFLAGS += -Wsign-compare 79TF_CFLAGS += -Wformat-signedness 80 81# Not needed for Cortex-A7 82WORKAROUND_CVE_2017_5715:= 0 83WORKAROUND_CVE_2022_23960:= 0 84 85ifeq (${PSA_FWU_SUPPORT},1) 86ifneq (${STM32MP_USE_STM32IMAGE},1) 87# Number of banks of updatable firmware 88NR_OF_FW_BANKS := 2 89NR_OF_IMAGES_IN_FW_BANK := 1 90 91# Number of TF-A copies in the device 92STM32_TF_A_COPIES := 2 93STM32_BL33_PARTS_NUM := 2 94STM32_RUNTIME_PARTS_NUM := 4 95else 96$(error FWU Feature enabled only with FIP images) 97endif 98else 99# Number of TF-A copies in the device 100STM32_TF_A_COPIES := 2 101STM32_BL33_PARTS_NUM := 1 102ifeq ($(AARCH32_SP),optee) 103STM32_RUNTIME_PARTS_NUM := 3 104else ifeq ($(STM32MP_USE_STM32IMAGE),1) 105STM32_RUNTIME_PARTS_NUM := 0 106else 107STM32_RUNTIME_PARTS_NUM := 1 108endif 109endif 110PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + \ 111 $(STM32_BL33_PARTS_NUM) + \ 112 $(STM32_RUNTIME_PARTS_NUM)))) 113 114# Boot devices 115STM32MP_EMMC ?= 0 116STM32MP_SDMMC ?= 0 117STM32MP_RAW_NAND ?= 0 118STM32MP_SPI_NAND ?= 0 119STM32MP_SPI_NOR ?= 0 120STM32MP_EMMC_BOOT ?= 0 121 122# Serial boot devices 123STM32MP_USB_PROGRAMMER ?= 0 124STM32MP_UART_PROGRAMMER ?= 0 125 126# Device tree 127ifeq ($(STM32MP13),1) 128BL2_DTSI := stm32mp13-bl2.dtsi 129FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 130else 131ifeq ($(STM32MP_USE_STM32IMAGE),1) 132ifeq ($(AARCH32_SP),optee) 133BL2_DTSI := stm32mp15-bl2.dtsi 134FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 135else 136FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 137endif 138else 139BL2_DTSI := stm32mp15-bl2.dtsi 140FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 141ifeq ($(AARCH32_SP),sp_min) 142BL32_DTSI := stm32mp15-bl32.dtsi 143FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME))) 144endif 145endif 146endif 147 148$(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 149$(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g" | grep -o "[0-9]*"))) 150DTC_CPPFLAGS += ${INCLUDES} 151DTC_FLAGS += -Wno-unit_address_vs_reg 152ifeq ($(shell test $(DTC_VERSION) -ge 10601; echo $$?),0) 153DTC_FLAGS += -Wno-interrupt_provider 154endif 155 156# Macros and rules to build TF binary 157STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 158STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 159STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 160 161ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 162ifeq ($(AARCH32_SP),sp_min) 163# BL32 is built only if using SP_MIN 164BL32_DEP := bl32 165ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 166endif 167 168# Variables for use with stm32image 169STM32IMAGEPATH ?= tools/stm32image 170STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 171STM32IMAGE_SRC := ${STM32IMAGEPATH}/stm32image.c 172 173ifneq (${STM32MP_USE_STM32IMAGE},1) 174FIP_DEPS += dtbs 175STM32MP_HW_CONFIG := ${BL33_CFG} 176STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 177STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 178ifneq (${AARCH32_SP},none) 179FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 180endif 181# Add the FW_CONFIG to FIP and specify the same to certtool 182$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 183# Add the HW_CONFIG to FIP and specify the same to certtool 184$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_HW_CONFIG},--hw-config)) 185ifeq ($(AARCH32_SP),sp_min) 186STM32MP_TOS_FW_CONFIG := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dtb,$(DTB_FILE_NAME))) 187$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_TOS_FW_CONFIG},--tos-fw-config)) 188else 189# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 190# in the FIP if the platform requires. 191ifneq ($(BL32_EXTRA1),) 192$(eval $(call TOOL_ADD_IMG,BL32_EXTRA1,--tos-fw-extra1)) 193endif 194ifneq ($(BL32_EXTRA2),) 195$(eval $(call TOOL_ADD_IMG,BL32_EXTRA2,--tos-fw-extra2)) 196endif 197endif 198endif 199 200# Enable flags for C files 201$(eval $(call assert_booleans,\ 202 $(sort \ 203 PLAT_XLAT_TABLES_DYNAMIC \ 204 STM32MP_DDR_32BIT_INTERFACE \ 205 STM32MP_DDR_DUAL_AXI_PORT \ 206 STM32MP_EARLY_CONSOLE \ 207 STM32MP_EMMC \ 208 STM32MP_EMMC_BOOT \ 209 STM32MP_RAW_NAND \ 210 STM32MP_SDMMC \ 211 STM32MP_SPI_NAND \ 212 STM32MP_SPI_NOR \ 213 STM32MP_UART_PROGRAMMER \ 214 STM32MP_USB_PROGRAMMER \ 215 STM32MP_USE_STM32IMAGE \ 216 STM32MP13 \ 217 STM32MP15 \ 218))) 219 220$(eval $(call assert_numerics,\ 221 $(sort \ 222 PLAT_PARTITION_MAX_ENTRIES \ 223 STM32_TF_A_COPIES \ 224 STM32_TF_VERSION \ 225 STM32MP_UART_BAUDRATE \ 226))) 227 228$(eval $(call add_defines,\ 229 $(sort \ 230 PLAT_PARTITION_MAX_ENTRIES \ 231 PLAT_XLAT_TABLES_DYNAMIC \ 232 STM32_TF_A_COPIES \ 233 STM32_TF_VERSION \ 234 STM32MP_DDR_32BIT_INTERFACE \ 235 STM32MP_DDR_DUAL_AXI_PORT \ 236 STM32MP_EARLY_CONSOLE \ 237 STM32MP_EMMC \ 238 STM32MP_EMMC_BOOT \ 239 STM32MP_RAW_NAND \ 240 STM32MP_SDMMC \ 241 STM32MP_SPI_NAND \ 242 STM32MP_SPI_NOR \ 243 STM32MP_UART_BAUDRATE \ 244 STM32MP_UART_PROGRAMMER \ 245 STM32MP_USB_PROGRAMMER \ 246 STM32MP_USE_STM32IMAGE \ 247 STM32MP13 \ 248 STM32MP15 \ 249))) 250 251# Include paths and source files 252PLAT_INCLUDES := -Iplat/st/common/include/ 253PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 254 255ifeq (${STM32MP_USE_STM32IMAGE},1) 256include common/fdt_wrappers.mk 257else 258include lib/fconf/fconf.mk 259endif 260include lib/libfdt/libfdt.mk 261 262PLAT_BL_COMMON_SOURCES := common/uuid.c \ 263 plat/st/common/stm32mp_common.c \ 264 plat/st/stm32mp1/stm32mp1_private.c 265 266PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 267 268ifneq (${ENABLE_STACK_PROTECTOR},0) 269PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 270endif 271 272include lib/xlat_tables_v2/xlat_tables.mk 273PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 274 275PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 276 277PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 278 drivers/clk/clk.c \ 279 drivers/delay_timer/delay_timer.c \ 280 drivers/delay_timer/generic_delay_timer.c \ 281 drivers/st/bsec/bsec2.c \ 282 drivers/st/clk/stm32mp_clkfunc.c \ 283 drivers/st/ddr/stm32mp_ddr.c \ 284 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 285 drivers/st/gpio/stm32_gpio.c \ 286 drivers/st/i2c/stm32_i2c.c \ 287 drivers/st/iwdg/stm32_iwdg.c \ 288 drivers/st/pmic/stm32mp_pmic.c \ 289 drivers/st/pmic/stpmic1.c \ 290 drivers/st/regulator/regulator_core.c \ 291 drivers/st/regulator/regulator_fixed.c \ 292 drivers/st/reset/stm32mp1_reset.c \ 293 plat/st/common/stm32mp_dt.c \ 294 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 295 plat/st/stm32mp1/stm32mp1_helper.S \ 296 plat/st/stm32mp1/stm32mp1_syscfg.c 297 298ifeq ($(STM32MP13),1) 299PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \ 300 drivers/st/clk/clk-stm32mp13.c 301else 302PLAT_BL_COMMON_SOURCES += drivers/st/clk/stm32mp1_clk.c 303endif 304 305ifneq (${STM32MP_USE_STM32IMAGE},1) 306BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} 307 308BL2_SOURCES += drivers/io/io_fip.c \ 309 plat/st/common/bl2_io_storage.c \ 310 plat/st/common/stm32mp_fconf_io.c \ 311 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 312 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 313else 314BL2_SOURCES += ${FDT_WRAPPERS_SOURCES} 315 316BL2_SOURCES += drivers/io/io_dummy.c \ 317 drivers/st/io/io_stm32image.c \ 318 plat/st/common/bl2_stm32_io_storage.c \ 319 plat/st/stm32mp1/plat_bl2_stm32_mem_params_desc.c \ 320 plat/st/stm32mp1/stm32mp1_security.c 321endif 322 323include lib/zlib/zlib.mk 324 325ifeq (${PSA_FWU_SUPPORT},1) 326include drivers/fwu/fwu.mk 327endif 328 329 330BL2_SOURCES += $(ZLIB_SOURCES) 331 332BL2_SOURCES += drivers/io/io_block.c \ 333 drivers/io/io_mtd.c \ 334 drivers/io/io_storage.c \ 335 drivers/st/crypto/stm32_hash.c \ 336 plat/st/stm32mp1/bl2_plat_setup.c 337 338 339ifeq ($(STM32MP15),1) 340BL2_SOURCES += plat/st/common/stm32mp_auth.c 341endif 342 343ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 344BL2_SOURCES += drivers/mmc/mmc.c \ 345 drivers/partition/gpt.c \ 346 drivers/partition/partition.c \ 347 drivers/st/io/io_mmc.c \ 348 drivers/st/mmc/stm32_sdmmc2.c 349endif 350 351ifeq (${STM32MP_RAW_NAND},1) 352$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 353BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 354 drivers/st/fmc/stm32_fmc2_nand.c 355endif 356 357ifeq (${STM32MP_SPI_NAND},1) 358BL2_SOURCES += drivers/mtd/nand/spi_nand.c 359endif 360 361ifeq (${STM32MP_SPI_NOR},1) 362BL2_SOURCES += drivers/mtd/nor/spi_nor.c 363endif 364 365ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 366BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 367 drivers/st/spi/stm32_qspi.c 368endif 369 370ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 371BL2_SOURCES += drivers/mtd/nand/core.c 372endif 373 374ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 375BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 376endif 377 378ifneq ($(filter 1,${STM32MP_UART_PROGRAMMER} ${STM32MP_USB_PROGRAMMER}),) 379BL2_SOURCES += drivers/io/io_memmap.c 380endif 381 382ifeq (${STM32MP_UART_PROGRAMMER},1) 383BL2_SOURCES += drivers/st/uart/stm32_uart.c \ 384 plat/st/common/stm32cubeprogrammer_uart.c 385endif 386 387ifeq (${STM32MP_USB_PROGRAMMER},1) 388#The DFU stack uses only one end point, reduce the USB stack footprint 389$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 390BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 391 drivers/usb/usb_device.c \ 392 plat/st/common/stm32cubeprogrammer_usb.c \ 393 plat/st/common/usb_dfu.c \ 394 plat/st/stm32mp1/stm32mp1_usb_dfu.c 395endif 396 397BL2_SOURCES += drivers/st/ddr/stm32mp_ddr_test.c \ 398 drivers/st/ddr/stm32mp_ram.c \ 399 drivers/st/ddr/stm32mp1_ddr.c \ 400 drivers/st/ddr/stm32mp1_ram.c 401 402BL2_SOURCES += common/desc_image_load.c \ 403 plat/st/stm32mp1/plat_image_load.c 404 405BL2_SOURCES += lib/optee/optee_utils.c 406 407# Compilation rules 408.PHONY: check_dtc_version stm32image clean_stm32image check_boot_device 409.SUFFIXES: 410 411all: check_dtc_version stm32image ${STM32_TF_STM32} 412 413distclean realclean clean: clean_stm32image 414 415bl2: check_boot_device 416 417check_boot_device: 418 @if [ ${STM32MP_EMMC} != 1 ] && \ 419 [ ${STM32MP_SDMMC} != 1 ] && \ 420 [ ${STM32MP_RAW_NAND} != 1 ] && \ 421 [ ${STM32MP_SPI_NAND} != 1 ] && \ 422 [ ${STM32MP_SPI_NOR} != 1 ] && \ 423 [ ${STM32MP_UART_PROGRAMMER} != 1 ] && \ 424 [ ${STM32MP_USB_PROGRAMMER} != 1 ]; then \ 425 echo "No boot device driver is enabled"; \ 426 false; \ 427 fi 428 429stm32image: ${STM32IMAGE} 430 431${STM32IMAGE}: ${STM32IMAGE_SRC} 432 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 433 434clean_stm32image: 435 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 436 437check_dtc_version: 438 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 439 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 440 false; \ 441 fi 442 443ifeq ($(STM32MP_USE_STM32IMAGE)-$(AARCH32_SP),1-sp_min) 444${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 445 @echo " AS stm32mp1.S" 446 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 447 -DDTB_BIN_PATH=\"$<\" \ 448 -c $(word 2,$^) -o $@ 449else 450# Create DTB file for BL2 451${BUILD_PLAT}/fdts/%-bl2.dts: fdts/%.dts fdts/${BL2_DTSI} | ${BUILD_PLAT} fdt_dirs 452 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 453 @echo '#include "${BL2_DTSI}"' >> $@ 454 455${BUILD_PLAT}/fdts/%-bl2.dtb: ${BUILD_PLAT}/fdts/%-bl2.dts 456 457ifeq ($(AARCH32_SP),sp_min) 458# Create DTB file for BL32 459${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 460 @echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 461 @echo '#include "${BL32_DTSI}"' >> $@ 462 463${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 464endif 465 466${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%-bl2.dtb plat/st/stm32mp1/stm32mp1.S bl2 467 @echo " AS stm32mp1.S" 468 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 469 -DDTB_BIN_PATH=\"$<\" \ 470 -c plat/st/stm32mp1/stm32mp1.S -o $@ 471endif 472 473$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,bl2)) 474 475tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 476 @echo " LDS $<" 477 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 478 479tf-a-%.bin: tf-a-%.elf 480 ${Q}${OC} -O binary $< $@ 481 @echo 482 @echo "Built $@ successfully" 483 @echo 484 485tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 486 @echo 487 @echo "Generate $@" 488 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 489 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 490 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 491 -l $(LOADADDR) -e ${ENTRY} \ 492 -v ${STM32_TF_VERSION} \ 493 -m ${STM32_HEADER_VERSION_MAJOR} \ 494 -n ${STM32_HEADER_VERSION_MINOR} \ 495 -b ${STM32_HEADER_BL2_BINARY_TYPE} 496 @echo 497