1# 2# Copyright (c) 2013-2025, Arm Limited and Contributors. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7INCLUDES += -Iinclude/bl32/tsp 8 9ifeq (${SPMC_AT_EL3},1) 10 BL32_SOURCES += bl32/tsp/tsp_ffa_main.c \ 11 bl32/tsp/ffa_helpers.c 12else 13 BL32_SOURCES += bl32/tsp/tsp_main.c 14endif 15 16BL32_SOURCES += bl32/tsp/aarch64/tsp_entrypoint.S \ 17 bl32/tsp/aarch64/tsp_exceptions.S \ 18 bl32/tsp/aarch64/tsp_request.S \ 19 bl32/tsp/tsp_interrupt.c \ 20 bl32/tsp/tsp_timer.c \ 21 bl32/tsp/tsp_common.c \ 22 bl32/tsp/tsp_context.c \ 23 common/aarch64/early_exceptions.S \ 24 lib/locks/exclusive/aarch64/spinlock.S 25 26BL32_DEFAULT_LINKER_SCRIPT_SOURCE := bl32/tsp/tsp.ld.S 27 28# CRYPTO_SUPPORT 29NEED_AUTH := 0 30NEED_HASH := $(if $(filter 1,$(MEASURED_BOOT)),1,) 31$(eval $(call set_crypto_support,NEED_AUTH,NEED_HASH)) 32 33# BL32_CPPFLAGS 34$(eval BL32_CPPFLAGS += $(call make_defines, \ 35 $(sort \ 36 CRYPTO_SUPPORT \ 37))) 38 39# Numeric_Flags 40$(eval $(call assert_numerics,\ 41 $(sort \ 42 CRYPTO_SUPPORT \ 43))) 44 45# This flag determines if the TSPD initializes BL32 in tspd_init() (synchronous 46# method) or configures BL31 to pass control to BL32 instead of BL33 47# (asynchronous method). 48TSP_INIT_ASYNC := 0 49 50$(eval $(call assert_boolean,TSP_INIT_ASYNC)) 51$(eval $(call add_define,TSP_INIT_ASYNC)) 52 53# Include the platform-specific TSP Makefile 54# If no platform-specific TSP Makefile exists, it means TSP is not supported 55# on this platform. 56TSP_PLAT_MAKEFILE := $(wildcard ${PLAT_DIR}/tsp/tsp-${PLAT}.mk) 57ifeq (,${TSP_PLAT_MAKEFILE}) 58 $(error TSP is not supported on platform ${PLAT}) 59else 60 include ${TSP_PLAT_MAKEFILE} 61endif 62