1# 2# Copyright (c) 2015-2020, 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 12STM32_TF_VERSION ?= 0 13 14# Enable dynamic memory mapping 15PLAT_XLAT_TABLES_DYNAMIC := 1 16 17ifeq ($(AARCH32_SP),sp_min) 18# Disable Neon support: sp_min runtime may conflict with non-secure world 19TF_CFLAGS += -mfloat-abi=soft 20endif 21 22# Not needed for Cortex-A7 23WORKAROUND_CVE_2017_5715:= 0 24 25# Number of TF-A copies in the device 26STM32_TF_A_COPIES := 2 27ifeq ($(AARCH32_SP),optee) 28PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + 4))) 29else 30PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + 1))) 31endif 32 33# Boot devices 34STM32MP_EMMC ?= 0 35STM32MP_SDMMC ?= 0 36STM32MP_RAW_NAND ?= 0 37STM32MP_SPI_NAND ?= 0 38STM32MP_SPI_NOR ?= 0 39 40ifeq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC} ${STM32MP_RAW_NAND} \ 41 ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 42$(error "No boot device driver is enabled") 43endif 44 45# Device tree 46DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 47FDT_SOURCES := $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(DTB_FILE_NAME))) 48DTC_FLAGS += -Wno-unit_address_vs_reg 49 50# Macros and rules to build TF binary 51STM32_TF_ELF_LDFLAGS := --hash-style=gnu --as-needed 52STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 53STM32_TF_LINKERFILE := ${BUILD_PLAT}/stm32mp1.ld 54 55ASFLAGS += -DBL2_BIN_PATH=\"${BUILD_PLAT}/bl2.bin\" 56ifeq ($(AARCH32_SP),sp_min) 57# BL32 is built only if using SP_MIN 58BL32_DEP := bl32 59ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 60endif 61 62# Variables for use with stm32image 63STM32IMAGEPATH ?= tools/stm32image 64STM32IMAGE ?= ${STM32IMAGEPATH}/stm32image${BIN_EXT} 65 66# Enable flags for C files 67$(eval $(call assert_booleans,\ 68 $(sort \ 69 STM32MP_EMMC \ 70 STM32MP_SDMMC \ 71 STM32MP_RAW_NAND \ 72 STM32MP_SPI_NAND \ 73 STM32MP_SPI_NOR \ 74 PLAT_XLAT_TABLES_DYNAMIC \ 75))) 76 77$(eval $(call assert_numerics,\ 78 $(sort \ 79 STM32_TF_A_COPIES \ 80 PLAT_PARTITION_MAX_ENTRIES \ 81))) 82 83$(eval $(call add_defines,\ 84 $(sort \ 85 STM32MP_EMMC \ 86 STM32MP_SDMMC \ 87 STM32MP_RAW_NAND \ 88 STM32MP_SPI_NAND \ 89 STM32MP_SPI_NOR \ 90 PLAT_XLAT_TABLES_DYNAMIC \ 91 STM32_TF_A_COPIES \ 92 PLAT_PARTITION_MAX_ENTRIES \ 93))) 94 95# Include paths and source files 96PLAT_INCLUDES := -Iplat/st/common/include/ 97PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 98 99include lib/libfdt/libfdt.mk 100 101PLAT_BL_COMMON_SOURCES := common/fdt_wrappers.c \ 102 plat/st/common/stm32mp_common.c \ 103 plat/st/stm32mp1/stm32mp1_private.c 104 105PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 106 107ifneq (${ENABLE_STACK_PROTECTOR},0) 108PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 109endif 110 111include lib/xlat_tables_v2/xlat_tables.mk 112PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 113 114PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 115 116PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 117 drivers/delay_timer/delay_timer.c \ 118 drivers/delay_timer/generic_delay_timer.c \ 119 drivers/st/bsec/bsec.c \ 120 drivers/st/clk/stm32mp_clkfunc.c \ 121 drivers/st/clk/stm32mp1_clk.c \ 122 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 123 drivers/st/gpio/stm32_gpio.c \ 124 drivers/st/i2c/stm32_i2c.c \ 125 drivers/st/iwdg/stm32_iwdg.c \ 126 drivers/st/pmic/stm32mp_pmic.c \ 127 drivers/st/pmic/stpmic1.c \ 128 drivers/st/reset/stm32mp1_reset.c \ 129 plat/st/common/stm32mp_dt.c \ 130 plat/st/stm32mp1/stm32mp1_context.c \ 131 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 132 plat/st/stm32mp1/stm32mp1_helper.S \ 133 plat/st/stm32mp1/stm32mp1_security.c \ 134 plat/st/stm32mp1/stm32mp1_syscfg.c 135 136BL2_SOURCES += drivers/io/io_block.c \ 137 drivers/io/io_dummy.c \ 138 drivers/io/io_mtd.c \ 139 drivers/io/io_storage.c \ 140 drivers/st/crypto/stm32_hash.c \ 141 drivers/st/io/io_stm32image.c \ 142 plat/st/common/stm32mp_auth.c \ 143 plat/st/common/bl2_io_storage.c \ 144 plat/st/stm32mp1/bl2_plat_setup.c 145 146ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 147BL2_SOURCES += drivers/mmc/mmc.c \ 148 drivers/partition/gpt.c \ 149 drivers/partition/partition.c \ 150 drivers/st/io/io_mmc.c \ 151 drivers/st/mmc/stm32_sdmmc2.c 152endif 153 154ifeq (${STM32MP_RAW_NAND},1) 155$(eval $(call add_define_val,NAND_ONFI_DETECT,1)) 156BL2_SOURCES += drivers/mtd/nand/raw_nand.c \ 157 drivers/st/fmc/stm32_fmc2_nand.c 158endif 159 160ifeq (${STM32MP_SPI_NAND},1) 161BL2_SOURCES += drivers/mtd/nand/spi_nand.c 162endif 163 164ifeq (${STM32MP_SPI_NOR},1) 165BL2_SOURCES += drivers/mtd/nor/spi_nor.c 166endif 167 168ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 169BL2_SOURCES += drivers/mtd/spi-mem/spi_mem.c \ 170 drivers/st/spi/stm32_qspi.c 171endif 172 173ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND}),) 174BL2_SOURCES += drivers/mtd/nand/core.c 175endif 176 177ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 178BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 179endif 180 181BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 182 drivers/st/ddr/stm32mp1_ram.c 183 184BL2_SOURCES += common/desc_image_load.c \ 185 plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 186 plat/st/stm32mp1/plat_image_load.c 187 188ifeq ($(AARCH32_SP),optee) 189BL2_SOURCES += lib/optee/optee_utils.c 190endif 191 192# Compilation rules 193.PHONY: check_dtc_version stm32image clean_stm32image 194.SUFFIXES: 195 196all: check_dtc_version ${STM32_TF_STM32} stm32image 197 198distclean realclean clean: clean_stm32image 199 200stm32image: 201 ${Q}${MAKE} CPPFLAGS="" --no-print-directory -C ${STM32IMAGEPATH} 202 203clean_stm32image: 204 ${Q}${MAKE} --no-print-directory -C ${STM32IMAGEPATH} clean 205 206check_dtc_version: 207 $(eval DTC_V = $(shell $(DTC) -v | awk '{print $$NF}')) 208 $(eval DTC_VERSION = $(shell printf "%d" $(shell echo ${DTC_V} | cut -d- -f1 | sed "s/\./0/g"))) 209 @if [ ${DTC_VERSION} -lt 10404 ]; then \ 210 echo "dtc version too old (${DTC_V}), you need at least version 1.4.4"; \ 211 false; \ 212 fi 213 214 215${BUILD_PLAT}/stm32mp1-%.o: ${BUILD_PLAT}/fdts/%.dtb plat/st/stm32mp1/stm32mp1.S bl2 ${BL32_DEP} 216 @echo " AS stm32mp1.S" 217 ${Q}${AS} ${ASFLAGS} ${TF_CFLAGS} \ 218 -DDTB_BIN_PATH=\"$<\" \ 219 -c plat/st/stm32mp1/stm32mp1.S -o $@ 220 221$(eval $(call MAKE_LD,${STM32_TF_LINKERFILE},plat/st/stm32mp1/stm32mp1.ld.S,2)) 222 223tf-a-%.elf: stm32mp1-%.o ${STM32_TF_LINKERFILE} 224 @echo " LDS $<" 225 ${Q}${LD} -o $@ ${STM32_TF_ELF_LDFLAGS} -Map=$(@:.elf=.map) --script ${STM32_TF_LINKERFILE} $< 226 227tf-a-%.bin: tf-a-%.elf 228 ${Q}${OC} -O binary $< $@ 229 @echo 230 @echo "Built $@ successfully" 231 @echo 232 233tf-a-%.stm32: tf-a-%.bin stm32image 234 @echo 235 @echo "Generated $@" 236 $(eval LOADADDR = $(shell cat $(@:.stm32=.map) | grep RAM | awk '{print $$2}')) 237 $(eval ENTRY = $(shell cat $(@:.stm32=.map) | grep "__BL2_IMAGE_START" | awk '{print $$1}')) 238 ${STM32IMAGE} -s $< -d $@ -l $(LOADADDR) -e ${ENTRY} -v ${STM32_TF_VERSION} 239 @echo 240