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 12ENABLE_PIE := 1 13 14STM32_TF_VERSION ?= 0 15 16# Enable dynamic memory mapping 17PLAT_XLAT_TABLES_DYNAMIC := 1 18 19ifeq ($(AARCH32_SP),sp_min) 20# Disable Neon support: sp_min runtime may conflict with non-secure world 21TF_CFLAGS += -mfloat-abi=soft 22endif 23 24# Not needed for Cortex-A7 25WORKAROUND_CVE_2017_5715:= 0 26 27# Number of TF-A copies in the device 28STM32_TF_A_COPIES := 2 29STM32_BL33_PARTS_NUM := 1 30ifeq ($(AARCH32_SP),optee) 31STM32_RUNTIME_PARTS_NUM := 3 32else 33STM32_RUNTIME_PARTS_NUM := 0 34endif 35PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + \ 36 $(STM32_BL33_PARTS_NUM) + \ 37 $(STM32_RUNTIME_PARTS_NUM)))) 38 39# Boot devices 40STM32MP_EMMC ?= 0 41STM32MP_SDMMC ?= 0 42STM32MP_RAW_NAND ?= 0 43STM32MP_SPI_NAND ?= 0 44STM32MP_SPI_NOR ?= 0 45STM32MP_EMMC_BOOT ?= 0 46 47ifeq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC} ${STM32MP_RAW_NAND} \ 48 ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 49$(error "No boot device driver is enabled") 50endif 51 52# Device tree 53DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 54FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 55DTC_FLAGS += -Wno-unit_address_vs_reg 56 57# Macros and rules to build TF binary 58STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 59STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 60STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 61 62ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 63ifeq ($(AARCH32_SP),sp_min) 64# BL32 is built only if using SP_MIN 65BL32_DEP := bl32 66ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 67endif 68 69# Variables for use with stm32image 70STM32IMAGEPATH ?= tools/stm32image 71STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 72 73# Enable flags for C files 74$(eval $(call assert_booleans,\ 75 $(sort \ 76 STM32MP_EMMC \ 77 STM32MP_SDMMC \ 78 STM32MP_RAW_NAND \ 79 STM32MP_SPI_NAND \ 80 STM32MP_SPI_NOR \ 81 STM32MP_EMMC_BOOT \ 82 PLAT_XLAT_TABLES_DYNAMIC \ 83))) 84 85$(eval $(call assert_numerics,\ 86 $(sort \ 87 STM32_TF_A_COPIES \ 88 PLAT_PARTITION_MAX_ENTRIES \ 89))) 90 91$(eval $(call add_defines,\ 92 $(sort \ 93 STM32MP_EMMC \ 94 STM32MP_SDMMC \ 95 STM32MP_RAW_NAND \ 96 STM32MP_SPI_NAND \ 97 STM32MP_SPI_NOR \ 98 STM32MP_EMMC_BOOT \ 99 PLAT_XLAT_TABLES_DYNAMIC \ 100 STM32_TF_A_COPIES \ 101 PLAT_PARTITION_MAX_ENTRIES \ 102))) 103 104# Include paths and source files 105PLAT_INCLUDES := -Iplat/st/common/include/ 106PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 107 108include lib/libfdt/libfdt.mk 109 110PLAT_BL_COMMON_SOURCES := common/fdt_wrappers.c \ 111 plat/st/common/stm32mp_common.c \ 112 plat/st/stm32mp1/stm32mp1_private.c 113 114PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 115 116ifneq (${ENABLE_STACK_PROTECTOR},0) 117PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 118endif 119 120include lib/xlat_tables_v2/xlat_tables.mk 121PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 122 123PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 124 125PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 126 drivers/delay_timer/delay_timer.c \ 127 drivers/delay_timer/generic_delay_timer.c \ 128 drivers/st/bsec/bsec.c \ 129 drivers/st/clk/stm32mp_clkfunc.c \ 130 drivers/st/clk/stm32mp1_clk.c \ 131 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 132 drivers/st/gpio/stm32_gpio.c \ 133 drivers/st/i2c/stm32_i2c.c \ 134 drivers/st/iwdg/stm32_iwdg.c \ 135 drivers/st/pmic/stm32mp_pmic.c \ 136 drivers/st/pmic/stpmic1.c \ 137 drivers/st/reset/stm32mp1_reset.c \ 138 plat/st/common/stm32mp_dt.c \ 139 plat/st/stm32mp1/stm32mp1_context.c \ 140 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 141 plat/st/stm32mp1/stm32mp1_helper.S \ 142 plat/st/stm32mp1/stm32mp1_security.c \ 143 plat/st/stm32mp1/stm32mp1_syscfg.c 144 145BL2_SOURCES += drivers/io/io_block.c \ 146 drivers/io/io_dummy.c \ 147 drivers/io/io_mtd.c \ 148 drivers/io/io_storage.c \ 149 drivers/st/crypto/stm32_hash.c \ 150 drivers/st/io/io_stm32image.c \ 151 plat/st/common/stm32mp_auth.c \ 152 plat/st/common/bl2_io_storage.c \ 153 plat/st/stm32mp1/bl2_plat_setup.c 154 155ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 156BL2_SOURCES += drivers/mmc/mmc.c \ 157 drivers/partition/gpt.c \ 158 drivers/partition/partition.c \ 159 drivers/st/io/io_mmc.c \ 160 drivers/st/mmc/stm32_sdmmc2.c 161endif 162 163ifeq (${STM32MP_RAW_NAND},1) 164$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 165BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 166 drivers/st/fmc/stm32_fmc2_nand.c 167endif 168 169ifeq (${STM32MP_SPI_NAND},1) 170BL2_SOURCES += drivers/mtd/nand/spi_nand.c 171endif 172 173ifeq (${STM32MP_SPI_NOR},1) 174BL2_SOURCES += drivers/mtd/nor/spi_nor.c 175endif 176 177ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 178BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 179 drivers/st/spi/stm32_qspi.c 180endif 181 182ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 183BL2_SOURCES += drivers/mtd/nand/core.c 184endif 185 186ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 187BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 188endif 189 190BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 191 drivers/st/ddr/stm32mp1_ram.c 192 193BL2_SOURCES += common/desc_image_load.c \ 194 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 195 plat/st/stm32mp1/plat_image_load.c 196 197ifeq ($(AARCH32_SP),optee) 198BL2_SOURCES += lib/optee/optee_utils.c 199endif 200 201# Compilation rules 202.PHONY: check_dtc_version stm32image clean_stm32image 203.SUFFIXES: 204 205all: check_dtc_version stm32image ${STM32_TF_STM32} 206 207distclean realclean clean: clean_stm32image 208 209stm32image: ${STM32IMAGE} 210 211${STM32IMAGE}: ${STM32IMAGE_SRC} 212 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 213 214clean_stm32image: 215 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 216 217check_dtc_version: 218 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 219 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 220 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 221 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 222 false; \ 223 fi 224 225 226${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 227 @echo " AS stm32mp1.S" 228 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 229 -DDTB_BIN_PATH=\"$<\" \ 230 -c plat/st/stm32mp1/stm32mp1.S -o $@ 231 232$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,2)) 233 234tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 235 @echo " LDS $<" 236 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 237 238tf-a-%.bin: tf-a-%.elf 239 ${Q}${OC} -O binary $< $@ 240 @echo 241 @echo "Built $@ successfully" 242 @echo 243 244tf-a-%.stm32: ${STM32IMAGE} tf-a-%.bin 245 @echo 246 @echo "Generate $@" 247 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 248 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 249 ${Q}${STM32IMAGE} -s $(word 2,$^) -d $@ \ 250 -l $(LOADADDR) -e ${ENTRY} \ 251 -v ${STM32_TF_VERSION} 252 @echo 253