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 ifeq (${ARCH},aarch64) 90 ifneq (${RESET_TO_BL31},1) 91 $(error "ARM_LINUX_KERNEL_AS_BL33 is only available if RESET_TO_BL31=1.") 92 endif 93 else 94 ifneq (${RESET_TO_SP_MIN},1) 95 $(error "ARM_LINUX_KERNEL_AS_BL33 is only available if RESET_TO_SP_MIN=1.") 96 endif 97 endif 98 ifndef PRELOADED_BL33_BASE 99 $(error "PRELOADED_BL33_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.") 100 endif 101 ifndef ARM_PRELOADED_DTB_BASE 102 $(error "ARM_PRELOADED_DTB_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.") 103 endif 104 $(eval $(call add_define,ARM_PRELOADED_DTB_BASE)) 105endif 106 107# Use an implementation of SHA-256 with a smaller memory footprint but reduced 108# speed. 109$(eval $(call add_define,MBEDTLS_SHA256_SMALLER)) 110 111# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images 112# in the FIP if the platform requires. 113ifneq ($(BL32_EXTRA1),) 114$(eval $(call TOOL_ADD_IMG,bl32_extra1,--tos-fw-extra1)) 115endif 116ifneq ($(BL32_EXTRA2),) 117$(eval $(call TOOL_ADD_IMG,bl32_extra2,--tos-fw-extra2)) 118endif 119 120# Enable PSCI_STAT_COUNT/RESIDENCY APIs on ARM platforms 121ENABLE_PSCI_STAT := 1 122ENABLE_PMF := 1 123 124# On ARM platforms, separate the code and read-only data sections to allow 125# mapping the former as executable and the latter as execute-never. 126SEPARATE_CODE_AND_RODATA := 1 127 128# Use the multi console API, which is only available for AArch64 for now 129MULTI_CONSOLE_API := 1 130 131# Disable ARM Cryptocell by default 132ARM_CRYPTOCELL_INTEG := 0 133$(eval $(call assert_boolean,ARM_CRYPTOCELL_INTEG)) 134$(eval $(call add_define,ARM_CRYPTOCELL_INTEG)) 135 136# Enable PIE support for RESET_TO_BL31 case 137ifeq (${RESET_TO_BL31},1) 138 ENABLE_PIE := 1 139endif 140 141# CryptoCell integration relies on coherent buffers for passing data from 142# the AP CPU to the CryptoCell 143ifeq (${ARM_CRYPTOCELL_INTEG},1) 144 ifeq (${USE_COHERENT_MEM},0) 145 $(error "ARM_CRYPTOCELL_INTEG needs USE_COHERENT_MEM to be set.") 146 endif 147endif 148 149PLAT_INCLUDES += -Iinclude/common/tbbr \ 150 -Iinclude/plat/arm/common 151 152ifeq (${ARCH}, aarch64) 153PLAT_INCLUDES += -Iinclude/plat/arm/common/aarch64 154endif 155 156PLAT_BL_COMMON_SOURCES += plat/arm/common/${ARCH}/arm_helpers.S \ 157 plat/arm/common/arm_common.c \ 158 plat/arm/common/arm_console.c 159 160ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 161PLAT_BL_COMMON_SOURCES += lib/xlat_tables/xlat_tables_common.c \ 162 lib/xlat_tables/${ARCH}/xlat_tables.c 163else 164include lib/xlat_tables_v2/xlat_tables.mk 165 166PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} 167endif 168 169BL1_SOURCES += drivers/arm/sp805/sp805.c \ 170 drivers/io/io_fip.c \ 171 drivers/io/io_memmap.c \ 172 drivers/io/io_storage.c \ 173 plat/arm/common/arm_bl1_setup.c \ 174 plat/arm/common/arm_err.c \ 175 plat/arm/common/arm_io_storage.c 176ifdef EL3_PAYLOAD_BASE 177# Need the plat_arm_program_trusted_mailbox() function to release secondary CPUs from 178# their holding pen 179BL1_SOURCES += plat/arm/common/arm_pm.c 180endif 181 182BL2_SOURCES += drivers/delay_timer/delay_timer.c \ 183 drivers/delay_timer/generic_delay_timer.c \ 184 drivers/io/io_fip.c \ 185 drivers/io/io_memmap.c \ 186 drivers/io/io_storage.c \ 187 plat/arm/common/arm_bl2_setup.c \ 188 plat/arm/common/arm_err.c \ 189 plat/arm/common/arm_io_storage.c 190 191# Add `libfdt` and Arm common helpers required for Dynamic Config 192include lib/libfdt/libfdt.mk 193 194DYN_CFG_SOURCES += plat/arm/common/arm_dyn_cfg.c \ 195 plat/arm/common/arm_dyn_cfg_helpers.c \ 196 common/fdt_wrappers.c 197 198BL1_SOURCES += ${DYN_CFG_SOURCES} 199BL2_SOURCES += ${DYN_CFG_SOURCES} 200 201ifeq (${BL2_AT_EL3},1) 202BL2_SOURCES += plat/arm/common/arm_bl2_el3_setup.c 203endif 204 205# Because BL1/BL2 execute in AArch64 mode but BL32 in AArch32 we need to use 206# the AArch32 descriptors. 207ifeq (${JUNO_AARCH32_EL3_RUNTIME},1) 208BL2_SOURCES += plat/arm/common/aarch32/arm_bl2_mem_params_desc.c 209else 210BL2_SOURCES += plat/arm/common/${ARCH}/arm_bl2_mem_params_desc.c 211endif 212BL2_SOURCES += plat/arm/common/arm_image_load.c \ 213 common/desc_image_load.c 214ifeq (${SPD},opteed) 215BL2_SOURCES += lib/optee/optee_utils.c 216endif 217 218BL2U_SOURCES += drivers/delay_timer/delay_timer.c \ 219 drivers/delay_timer/generic_delay_timer.c \ 220 plat/arm/common/arm_bl2u_setup.c 221 222BL31_SOURCES += plat/arm/common/arm_bl31_setup.c \ 223 plat/arm/common/arm_pm.c \ 224 plat/arm/common/arm_topology.c \ 225 plat/arm/common/execution_state_switch.c \ 226 plat/common/plat_psci_common.c 227 228ifeq (${ENABLE_PMF}, 1) 229BL31_SOURCES += plat/arm/common/arm_sip_svc.c \ 230 lib/pmf/pmf_smc.c 231endif 232 233ifeq (${EL3_EXCEPTION_HANDLING},1) 234BL31_SOURCES += plat/arm/common/aarch64/arm_ehf.c 235endif 236 237ifeq (${SDEI_SUPPORT},1) 238BL31_SOURCES += plat/arm/common/aarch64/arm_sdei.c 239endif 240 241# RAS sources 242ifeq (${RAS_EXTENSION},1) 243BL31_SOURCES += lib/extensions/ras/std_err_record.c \ 244 lib/extensions/ras/ras_common.c 245endif 246 247ifneq (${TRUSTED_BOARD_BOOT},0) 248 249 # Include common TBB sources 250 AUTH_SOURCES := drivers/auth/auth_mod.c \ 251 drivers/auth/crypto_mod.c \ 252 drivers/auth/img_parser_mod.c \ 253 drivers/auth/tbbr/tbbr_cot.c \ 254 255 PLAT_INCLUDES += -Iinclude/bl1/tbbr 256 257 BL1_SOURCES += ${AUTH_SOURCES} \ 258 bl1/tbbr/tbbr_img_desc.c \ 259 plat/arm/common/arm_bl1_fwu.c \ 260 plat/common/tbbr/plat_tbbr.c 261 262 BL2_SOURCES += ${AUTH_SOURCES} \ 263 plat/common/tbbr/plat_tbbr.c 264 265 $(eval $(call TOOL_ADD_IMG,ns_bl2u,--fwu,FWU_)) 266 267 # We expect to locate the *.mk files under the directories specified below 268ifeq (${ARM_CRYPTOCELL_INTEG},0) 269 CRYPTO_LIB_MK := drivers/auth/mbedtls/mbedtls_crypto.mk 270else 271 CRYPTO_LIB_MK := drivers/auth/cryptocell/cryptocell_crypto.mk 272endif 273 IMG_PARSER_LIB_MK := drivers/auth/mbedtls/mbedtls_x509.mk 274 275 $(info Including ${CRYPTO_LIB_MK}) 276 include ${CRYPTO_LIB_MK} 277 278 $(info Including ${IMG_PARSER_LIB_MK}) 279 include ${IMG_PARSER_LIB_MK} 280 281endif 282 283# RECLAIM_INIT_CODE can only be set when LOAD_IMAGE_V2=2 and xlat tables v2 284# are used 285ifeq (${RECLAIM_INIT_CODE}, 1) 286 ifeq (${LOAD_IMAGE_V2}, 0) 287 $(error "LOAD_IMAGE_V2 must be enabled to use RECLAIM_INIT_CODE") 288 endif 289 ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 290 $(error "To reclaim init code xlat tables v2 must be used") 291 endif 292endif 293