1# 2# Copyright (c) 2015-2024, Arm Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7include plat/st/common/common.mk 8 9ARM_CORTEX_A7 := yes 10ARM_WITH_NEON := yes 11USE_COHERENT_MEM := 0 12 13# Default Device tree 14DTB_FILE_NAME ?= stm32mp157c-ev1.dtb 15 16STM32MP13 ?= 0 17STM32MP15 ?= 0 18 19ifeq ($(STM32MP13),1) 20ifeq ($(STM32MP15),1) 21$(error Cannot enable both flags STM32MP13 and STM32MP15) 22endif 23STM32MP13 := 1 24STM32MP15 := 0 25else ifeq ($(STM32MP15),1) 26STM32MP13 := 0 27STM32MP15 := 1 28else ifneq ($(findstring stm32mp13,$(DTB_FILE_NAME)),) 29STM32MP13 := 1 30STM32MP15 := 0 31else ifneq ($(findstring stm32mp15,$(DTB_FILE_NAME)),) 32STM32MP13 := 0 33STM32MP15 := 1 34endif 35 36ifeq ($(STM32MP13),1) 37# Will use SRAM2 as mbedtls heap 38STM32MP_USE_EXTERNAL_HEAP := 1 39 40# DDR controller with single AXI port and 16-bit interface 41STM32MP_DDR_DUAL_AXI_PORT:= 0 42STM32MP_DDR_32BIT_INTERFACE:= 0 43 44ifeq (${TRUSTED_BOARD_BOOT},1) 45# PKA algo to include 46PKA_USE_NIST_P256 := 1 47PKA_USE_BRAINPOOL_P256T1:= 1 48endif 49 50# STM32 image header version v2.0 51STM32_HEADER_VERSION_MAJOR:= 2 52STM32_HEADER_VERSION_MINOR:= 0 53endif 54 55ifeq ($(STM32MP15),1) 56# DDR controller with dual AXI port and 32-bit interface 57STM32MP_DDR_DUAL_AXI_PORT:= 1 58STM32MP_DDR_32BIT_INTERFACE:= 1 59 60# STM32 image header version v1.0 61STM32_HEADER_VERSION_MAJOR:= 1 62STM32_HEADER_VERSION_MINOR:= 0 63STM32MP_CRYPTO_ROM_LIB := 1 64 65# Decryption support 66ifneq ($(DECRYPTION_SUPPORT),none) 67$(error "DECRYPTION_SUPPORT not supported on STM32MP15") 68endif 69endif 70 71PKA_USE_NIST_P256 ?= 0 72PKA_USE_BRAINPOOL_P256T1 ?= 0 73 74ifeq ($(AARCH32_SP),sp_min) 75# Disable Neon support: sp_min runtime may conflict with non-secure world 76TF_CFLAGS += -mfloat-abi=soft 77endif 78 79# Not needed for Cortex-A7 80WORKAROUND_CVE_2017_5715:= 0 81WORKAROUND_CVE_2022_23960:= 0 82 83# Number of TF-A copies in the device 84STM32_TF_A_COPIES := 2 85 86# PLAT_PARTITION_MAX_ENTRIES must take care of STM32_TF-A_COPIES and other partitions 87# such as metadata (2) to find all the FIP partitions (default is 2). 88PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + 4))) 89 90ifeq (${PSA_FWU_SUPPORT},1) 91# Number of banks of updatable firmware 92NR_OF_FW_BANKS := 2 93NR_OF_IMAGES_IN_FW_BANK := 1 94 95FWU_MAX_PART = $(shell echo $$(($(STM32_TF_A_COPIES) + 2 + $(NR_OF_FW_BANKS)))) 96ifeq ($(shell test $(FWU_MAX_PART) -gt $(PLAT_PARTITION_MAX_ENTRIES); echo $$?),0) 97$(error "Required partition number is $(FWU_MAX_PART) where PLAT_PARTITION_MAX_ENTRIES is only \ 98$(PLAT_PARTITION_MAX_ENTRIES)") 99endif 100endif 101 102ifeq ($(STM32MP13),1) 103STM32_HASH_VER := 4 104STM32_RNG_VER := 4 105else # Assuming STM32MP15 106STM32_HASH_VER := 2 107STM32_RNG_VER := 2 108endif 109 110# Download load address for serial boot devices 111DWL_BUFFER_BASE ?= 0xC7000000 112 113# Device tree 114ifeq ($(STM32MP13),1) 115BL2_DTSI := stm32mp13-bl2.dtsi 116FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 117else 118BL2_DTSI := stm32mp15-bl2.dtsi 119FDT_SOURCES := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl2.dts,$(DTB_FILE_NAME))) 120ifeq ($(AARCH32_SP),sp_min) 121BL32_DTSI := stm32mp15-bl32.dtsi 122FDT_SOURCES += $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dts,$(DTB_FILE_NAME))) 123endif 124endif 125 126# Macros and rules to build TF binary 127STM32_TF_STM32 := $(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME))) 128STM32_LD_FILE := plat/st/stm32mp1/stm32mp1.ld.S 129STM32_BINARY_MAPPING := plat/st/stm32mp1/stm32mp1.S 130 131ifeq ($(AARCH32_SP),sp_min) 132# BL32 is built only if using SP_MIN 133BL32_DEP := bl32 134ASFLAGS += -DBL32_BIN_PATH=\"${BUILD_PLAT}/bl32.bin\" 135endif 136 137STM32MP_FW_CONFIG_NAME := $(patsubst %.dtb,%-fw-config.dtb,$(DTB_FILE_NAME)) 138STM32MP_FW_CONFIG := ${BUILD_PLAT}/fdts/$(STM32MP_FW_CONFIG_NAME) 139ifneq (${AARCH32_SP},none) 140FDT_SOURCES += $(addprefix fdts/, $(patsubst %.dtb,%.dts,$(STM32MP_FW_CONFIG_NAME))) 141endif 142# Add the FW_CONFIG to FIP and specify the same to certtool 143$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_FW_CONFIG},--fw-config)) 144ifeq ($(GENERATE_COT),1) 145STM32MP_CFG_CERT := $(BUILD_PLAT)/stm32mp_cfg_cert.crt 146# Add the STM32MP_CFG_CERT to FIP and specify the same to certtool 147$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_CFG_CERT},--stm32mp-cfg-cert)) 148endif 149ifeq ($(AARCH32_SP),sp_min) 150STM32MP_TOS_FW_CONFIG := $(addprefix ${BUILD_PLAT}/fdts/, $(patsubst %.dtb,%-bl32.dtb,$(DTB_FILE_NAME))) 151$(eval $(call TOOL_ADD_PAYLOAD,${STM32MP_TOS_FW_CONFIG},--tos-fw-config)) 152endif 153 154# Enable flags for C files 155$(eval $(call assert_booleans,\ 156 $(sort \ 157 PKA_USE_BRAINPOOL_P256T1 \ 158 PKA_USE_NIST_P256 \ 159 STM32MP_CRYPTO_ROM_LIB \ 160 STM32MP_DDR_32BIT_INTERFACE \ 161 STM32MP_DDR_DUAL_AXI_PORT \ 162 STM32MP_USE_EXTERNAL_HEAP \ 163 STM32MP13 \ 164 STM32MP15 \ 165))) 166 167$(eval $(call assert_numerics,\ 168 $(sort \ 169 PLAT_PARTITION_MAX_ENTRIES \ 170 STM32_HASH_VER \ 171 STM32_HEADER_VERSION_MAJOR \ 172 STM32_RNG_VER \ 173 STM32_TF_A_COPIES \ 174))) 175 176$(eval $(call add_defines,\ 177 $(sort \ 178 DWL_BUFFER_BASE \ 179 PKA_USE_BRAINPOOL_P256T1 \ 180 PKA_USE_NIST_P256 \ 181 PLAT_PARTITION_MAX_ENTRIES \ 182 PLAT_TBBR_IMG_DEF \ 183 STM32_HASH_VER \ 184 STM32_HEADER_VERSION_MAJOR \ 185 STM32_RNG_VER \ 186 STM32_TF_A_COPIES \ 187 STM32MP_CRYPTO_ROM_LIB \ 188 STM32MP_DDR_32BIT_INTERFACE \ 189 STM32MP_DDR_DUAL_AXI_PORT \ 190 STM32MP_USE_EXTERNAL_HEAP \ 191 STM32MP13 \ 192 STM32MP15 \ 193))) 194 195# Include paths and source files 196PLAT_INCLUDES += -Iplat/st/stm32mp1/include/ 197 198PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_private.c 199 200PLAT_BL_COMMON_SOURCES += drivers/st/uart/aarch32/stm32_console.S 201 202ifneq (${ENABLE_STACK_PROTECTOR},0) 203PLAT_BL_COMMON_SOURCES += plat/st/stm32mp1/stm32mp1_stack_protector.c 204endif 205 206PLAT_BL_COMMON_SOURCES += lib/cpus/aarch32/cortex_a7.S 207 208PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \ 209 drivers/st/bsec/bsec2.c \ 210 drivers/st/ddr/stm32mp1_ddr_helpers.c \ 211 drivers/st/i2c/stm32_i2c.c \ 212 drivers/st/iwdg/stm32_iwdg.c \ 213 drivers/st/pmic/stm32mp_pmic.c \ 214 drivers/st/pmic/stpmic1.c \ 215 drivers/st/reset/stm32mp1_reset.c \ 216 plat/st/stm32mp1/stm32mp1_dbgmcu.c \ 217 plat/st/stm32mp1/stm32mp1_helper.S \ 218 plat/st/stm32mp1/stm32mp1_syscfg.c 219 220ifeq ($(STM32MP13),1) 221PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \ 222 drivers/st/clk/clk-stm32mp13.c \ 223 drivers/st/crypto/stm32_rng.c 224else 225PLAT_BL_COMMON_SOURCES += drivers/st/clk/stm32mp1_clk.c 226endif 227 228BL2_SOURCES += plat/st/stm32mp1/plat_bl2_mem_params_desc.c \ 229 plat/st/stm32mp1/stm32mp1_fconf_firewall.c 230 231ifeq (${PSA_FWU_SUPPORT},1) 232include drivers/fwu/fwu.mk 233endif 234 235BL2_SOURCES += drivers/st/crypto/stm32_hash.c \ 236 plat/st/stm32mp1/bl2_plat_setup.c 237 238ifeq (${TRUSTED_BOARD_BOOT},1) 239ifeq ($(STM32MP13),1) 240BL2_SOURCES += drivers/st/crypto/stm32_pka.c 241BL2_SOURCES += drivers/st/crypto/stm32_saes.c 242endif 243endif 244 245ifneq ($(filter 1,${STM32MP_EMMC} ${STM32MP_SDMMC}),) 246BL2_SOURCES += drivers/st/mmc/stm32_sdmmc2.c 247endif 248 249ifeq (${STM32MP_RAW_NAND},1) 250BL2_SOURCES += drivers/st/fmc/stm32_fmc2_nand.c 251endif 252 253ifneq ($(filter 1,${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 254BL2_SOURCES += drivers/st/spi/stm32_qspi.c 255endif 256 257ifneq ($(filter 1,${STM32MP_RAW_NAND} ${STM32MP_SPI_NAND} ${STM32MP_SPI_NOR}),) 258BL2_SOURCES += plat/st/stm32mp1/stm32mp1_boot_device.c 259endif 260 261ifeq (${STM32MP_UART_PROGRAMMER},1) 262BL2_SOURCES += drivers/st/uart/stm32_uart.c 263endif 264 265ifeq (${STM32MP_USB_PROGRAMMER},1) 266#The DFU stack uses only one end point, reduce the USB stack footprint 267$(eval $(call add_define_val,CONFIG_USBD_EP_NB,1U)) 268BL2_SOURCES += drivers/st/usb/stm32mp1_usb.c \ 269 plat/st/stm32mp1/stm32mp1_usb_dfu.c 270endif 271 272BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \ 273 drivers/st/ddr/stm32mp1_ram.c 274 275ifeq ($(AARCH32_SP),sp_min) 276# Create DTB file for BL32 277${BUILD_PLAT}/fdts/%-bl32.dts: fdts/%.dts fdts/${BL32_DTSI} | ${BUILD_PLAT} fdt_dirs 278 $(q)echo '#include "$(patsubst fdts/%,%,$<)"' > $@ 279 $(q)echo '#include "${BL32_DTSI}"' >> $@ 280 281${BUILD_PLAT}/fdts/%-bl32.dtb: ${BUILD_PLAT}/fdts/%-bl32.dts 282endif 283 284include plat/st/common/common_rules.mk 285