1# 2# Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7ifeq (${ARCH}, aarch64) 8 # On ARM standard platorms, the TSP can execute from Trusted SRAM, Trusted 9 # DRAM (if available) or the TZC secured area of DRAM. 10 # TZC secured DRAM is the default. 11 12 ARM_TSP_RAM_LOCATION ?= dram 13 14 ifeq (${ARM_TSP_RAM_LOCATION}, tsram) 15 ARM_TSP_RAM_LOCATION_ID = ARM_TRUSTED_SRAM_ID 16 else ifeq (${ARM_TSP_RAM_LOCATION}, tdram) 17 ARM_TSP_RAM_LOCATION_ID = ARM_TRUSTED_DRAM_ID 18 else ifeq (${ARM_TSP_RAM_LOCATION}, dram) 19 ARM_TSP_RAM_LOCATION_ID = ARM_DRAM_ID 20 else 21 $(error "Unsupported ARM_TSP_RAM_LOCATION value") 22 endif 23 24 # Process flags 25 # Process ARM_BL31_IN_DRAM flag 26 ARM_BL31_IN_DRAM := 0 27 $(eval $(call assert_boolean,ARM_BL31_IN_DRAM)) 28 $(eval $(call add_define,ARM_BL31_IN_DRAM)) 29else 30 ARM_TSP_RAM_LOCATION_ID = ARM_TRUSTED_SRAM_ID 31endif 32 33$(eval $(call add_define,ARM_TSP_RAM_LOCATION_ID)) 34 35 36# For the original power-state parameter format, the State-ID can be encoded 37# according to the recommended encoding or zero. This flag determines which 38# State-ID encoding to be parsed. 39ARM_RECOM_STATE_ID_ENC := 0 40 41# If the PSCI_EXTENDED_STATE_ID is set, then ARM_RECOM_STATE_ID_ENC need to 42# be set. Else throw a build error. 43ifeq (${PSCI_EXTENDED_STATE_ID}, 1) 44 ifeq (${ARM_RECOM_STATE_ID_ENC}, 0) 45 $(error Build option ARM_RECOM_STATE_ID_ENC needs to be set if \ 46 PSCI_EXTENDED_STATE_ID is set for ARM platforms) 47 endif 48endif 49 50# Process ARM_RECOM_STATE_ID_ENC flag 51$(eval $(call assert_boolean,ARM_RECOM_STATE_ID_ENC)) 52$(eval $(call add_define,ARM_RECOM_STATE_ID_ENC)) 53 54# Process ARM_DISABLE_TRUSTED_WDOG flag 55# By default, Trusted Watchdog is always enabled unless SPIN_ON_BL1_EXIT is set 56ARM_DISABLE_TRUSTED_WDOG := 0 57ifeq (${SPIN_ON_BL1_EXIT}, 1) 58ARM_DISABLE_TRUSTED_WDOG := 1 59endif 60$(eval $(call assert_boolean,ARM_DISABLE_TRUSTED_WDOG)) 61$(eval $(call add_define,ARM_DISABLE_TRUSTED_WDOG)) 62 63# Process ARM_CONFIG_CNTACR 64ARM_CONFIG_CNTACR := 1 65$(eval $(call assert_boolean,ARM_CONFIG_CNTACR)) 66$(eval $(call add_define,ARM_CONFIG_CNTACR)) 67 68# Process ARM_BL31_IN_DRAM flag 69ARM_BL31_IN_DRAM := 0 70$(eval $(call assert_boolean,ARM_BL31_IN_DRAM)) 71$(eval $(call add_define,ARM_BL31_IN_DRAM)) 72 73# Process ARM_PLAT_MT flag 74ARM_PLAT_MT := 0 75$(eval $(call assert_boolean,ARM_PLAT_MT)) 76$(eval $(call add_define,ARM_PLAT_MT)) 77 78# Use translation tables library v2 by default 79ARM_XLAT_TABLES_LIB_V1 := 0 80$(eval $(call assert_boolean,ARM_XLAT_TABLES_LIB_V1)) 81$(eval $(call add_define,ARM_XLAT_TABLES_LIB_V1)) 82 83# Don't have the Linux kernel as a BL33 image by default 84ARM_LINUX_KERNEL_AS_BL33 := 0 85$(eval $(call assert_boolean,ARM_LINUX_KERNEL_AS_BL33)) 86$(eval $(call add_define,ARM_LINUX_KERNEL_AS_BL33)) 87 88ifeq (${ARM_LINUX_KERNEL_AS_BL33},1) 89 ifneq (${ARCH},aarch64) 90 $(error "ARM_LINUX_KERNEL_AS_BL33 is only available in AArch64.") 91 endif 92 ifneq (${RESET_TO_BL31},1) 93 $(error "ARM_LINUX_KERNEL_AS_BL33 is only available if RESET_TO_BL31=1.") 94 endif 95 ifndef PRELOADED_BL33_BASE 96 $(error "PRELOADED_BL33_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.") 97 endif 98 ifndef ARM_PRELOADED_DTB_BASE 99 $(error "ARM_PRELOADED_DTB_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.") 100 endif 101 $(eval $(call add_define,ARM_PRELOADED_DTB_BASE)) 102endif 103 104# Use an implementation of SHA-256 with a smaller memory footprint but reduced 105# speed. 106$(eval $(call add_define,MBEDTLS_SHA256_SMALLER)) 107 108# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 109# in the FIP if the platform requires. 110ifneq ($(BL32_EXTRA1),) 111$(eval $(call TOOL_ADD_IMG,bl32_extra1,--tos-fw-extra1)) 112endif 113ifneq ($(BL32_EXTRA2),) 114$(eval $(call TOOL_ADD_IMG,bl32_extra2,--tos-fw-extra2)) 115endif 116 117# Enable PSCI_STAT_COUNT/RESIDENCY APIs on ARM platforms 118ENABLE_PSCI_STAT := 1 119ENABLE_PMF := 1 120 121# On ARM platforms, separate the code and read-only data sections to allow 122# mapping the former as executable and the latter as execute-never. 123SEPARATE_CODE_AND_RODATA := 1 124 125# Use the multi console API, which is only available for AArch64 for now 126MULTI_CONSOLE_API := 1 127 128# Disable ARM Cryptocell by default 129ARM_CRYPTOCELL_INTEG := 0 130$(eval $(call assert_boolean,ARM_CRYPTOCELL_INTEG)) 131$(eval $(call add_define,ARM_CRYPTOCELL_INTEG)) 132 133# CryptoCell integration relies on coherent buffers for passing data from 134# the AP CPU to the CryptoCell 135ifeq (${ARM_CRYPTOCELL_INTEG},1) 136 ifeq (${USE_COHERENT_MEM},0) 137 $(error "ARM_CRYPTOCELL_INTEG needs USE_COHERENT_MEM to be set.") 138 endif 139endif 140 141PLAT_INCLUDES += -Iinclude/common/tbbr \ 142 -Iinclude/plat/arm/common 143 144ifeq (${ARCH}, aarch64) 145PLAT_INCLUDES += -Iinclude/plat/arm/common/aarch64 146endif 147 148PLAT_BL_COMMON_SOURCES += plat/arm/common/${ARCH}/arm_helpers.S \ 149 plat/arm/common/arm_common.c \ 150 plat/arm/common/arm_console.c 151 152ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 153PLAT_BL_COMMON_SOURCES += lib/xlat_tables/xlat_tables_common.c \ 154 lib/xlat_tables/${ARCH}/xlat_tables.c 155else 156include lib/xlat_tables_v2/xlat_tables.mk 157 158PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 159endif 160 161BL1_SOURCES += drivers/arm/sp805/sp805.c \ 162 drivers/io/io_fip.c \ 163 drivers/io/io_memmap.c \ 164 drivers/io/io_storage.c \ 165 plat/arm/common/arm_bl1_setup.c \ 166 plat/arm/common/arm_err.c \ 167 plat/arm/common/arm_io_storage.c 168ifdef EL3_PAYLOAD_BASE 169# Need the plat_arm_program_trusted_mailbox() function to release secondary CPUs from 170# their holding pen 171BL1_SOURCES += plat/arm/common/arm_pm.c 172endif 173 174BL2_SOURCES += drivers/delay_timer/delay_timer.c \ 175 drivers/delay_timer/generic_delay_timer.c \ 176 drivers/io/io_fip.c \ 177 drivers/io/io_memmap.c \ 178 drivers/io/io_storage.c \ 179 plat/arm/common/arm_bl2_setup.c \ 180 plat/arm/common/arm_err.c \ 181 plat/arm/common/arm_io_storage.c 182 183# Add `libfdt` and Arm common helpers required for Dynamic Config 184include lib/libfdt/libfdt.mk 185 186DYN_CFG_SOURCES += plat/arm/common/arm_dyn_cfg.c \ 187 plat/arm/common/arm_dyn_cfg_helpers.c \ 188 common/fdt_wrappers.c 189 190BL1_SOURCES += ${DYN_CFG_SOURCES} 191BL2_SOURCES += ${DYN_CFG_SOURCES} 192 193ifeq (${BL2_AT_EL3},1) 194BL2_SOURCES += plat/arm/common/arm_bl2_el3_setup.c 195endif 196 197# Because BL1/BL2 execute in AArch64 mode but BL32 in AArch32 we need to use 198# the AArch32 descriptors. 199ifeq (${JUNO_AARCH32_EL3_RUNTIME},1) 200BL2_SOURCES += plat/arm/common/aarch32/arm_bl2_mem_params_desc.c 201else 202BL2_SOURCES += plat/arm/common/${ARCH}/arm_bl2_mem_params_desc.c 203endif 204BL2_SOURCES += plat/arm/common/arm_image_load.c \ 205 common/desc_image_load.c 206ifeq (${SPD},opteed) 207BL2_SOURCES += lib/optee/optee_utils.c 208endif 209 210BL2U_SOURCES += drivers/delay_timer/delay_timer.c \ 211 drivers/delay_timer/generic_delay_timer.c \ 212 plat/arm/common/arm_bl2u_setup.c 213 214BL31_SOURCES += plat/arm/common/arm_bl31_setup.c \ 215 plat/arm/common/arm_pm.c \ 216 plat/arm/common/arm_topology.c \ 217 plat/arm/common/execution_state_switch.c \ 218 plat/common/plat_psci_common.c 219 220ifeq (${ENABLE_PMF}, 1) 221BL31_SOURCES += plat/arm/common/arm_sip_svc.c \ 222 lib/pmf/pmf_smc.c 223endif 224 225ifeq (${EL3_EXCEPTION_HANDLING},1) 226BL31_SOURCES += plat/arm/common/aarch64/arm_ehf.c 227endif 228 229ifeq (${SDEI_SUPPORT},1) 230BL31_SOURCES += plat/arm/common/aarch64/arm_sdei.c 231endif 232 233# RAS sources 234ifeq (${RAS_EXTENSION},1) 235BL31_SOURCES += lib/extensions/ras/std_err_record.c \ 236 lib/extensions/ras/ras_common.c 237endif 238 239ifneq (${TRUSTED_BOARD_BOOT},0) 240 241 # Include common TBB sources 242 AUTH_SOURCES := drivers/auth/auth_mod.c \ 243 drivers/auth/crypto_mod.c \ 244 drivers/auth/img_parser_mod.c \ 245 drivers/auth/tbbr/tbbr_cot.c \ 246 247 PLAT_INCLUDES += -Iinclude/bl1/tbbr 248 249 BL1_SOURCES += ${AUTH_SOURCES} \ 250 bl1/tbbr/tbbr_img_desc.c \ 251 plat/arm/common/arm_bl1_fwu.c \ 252 plat/common/tbbr/plat_tbbr.c 253 254 BL2_SOURCES += ${AUTH_SOURCES} \ 255 plat/common/tbbr/plat_tbbr.c 256 257 $(eval $(call TOOL_ADD_IMG,ns_bl2u,--fwu,FWU_)) 258 259 # We expect to locate the *.mk files under the directories specified below 260ifeq (${ARM_CRYPTOCELL_INTEG},0) 261 CRYPTO_LIB_MK := drivers/auth/mbedtls/mbedtls_crypto.mk 262else 263 CRYPTO_LIB_MK := drivers/auth/cryptocell/cryptocell_crypto.mk 264endif 265 IMG_PARSER_LIB_MK := drivers/auth/mbedtls/mbedtls_x509.mk 266 267 $(info Including ${CRYPTO_LIB_MK}) 268 include ${CRYPTO_LIB_MK} 269 270 $(info Including ${IMG_PARSER_LIB_MK}) 271 include ${IMG_PARSER_LIB_MK} 272 273endif 274 275# RECLAIM_INIT_CODE can only be set when LOAD_IMAGE_V2=2 and xlat tables v2 276# are used 277ifeq (${RECLAIM_INIT_CODE}, 1) 278 ifeq (${LOAD_IMAGE_V2}, 0) 279 $(error "LOAD_IMAGE_V2 must be enabled to use RECLAIM_INIT_CODE") 280 endif 281 ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 282 $(error "To reclaim init code xlat tables v2 must be used") 283 endif 284endif 285