1include mk/cleanvars.mk 2 3# Set current submodule (used for module specific flags compile result etc) 4sm := core 5sm-$(sm) := y 6 7arch-dir := core/arch/$(ARCH) 8platform-dir := $(arch-dir)/plat-$(PLATFORM) 9include $(platform-dir)/conf.mk 10include mk/config.mk 11# $(ARCH).mk also sets the compiler for the core module 12include core/arch/$(ARCH)/$(ARCH).mk 13 14PLATFORM_$(PLATFORM) := y 15PLATFORM_FLAVOR_$(PLATFORM_FLAVOR) := y 16 17$(eval $(call cfg-depends-all,CFG_PAGED_USER_TA,CFG_WITH_PAGER CFG_WITH_USER_TA)) 18include core/crypto.mk 19 20cppflags$(sm) += -D__KERNEL__ 21 22cppflags$(sm) += -Icore/include 23cppflags$(sm) += -include $(conf-file) 24cppflags$(sm) += -I$(out-dir)/core/include 25cppflags$(sm) += $(core-platform-cppflags) 26cflags$(sm) += $(core-platform-cflags) 27 28core-stackp-cflags-$(CFG_CORE_STACK_PROTECTOR) := -fstack-protector 29core-stackp-cflags-$(CFG_CORE_STACK_PROTECTOR_STRONG) := -fstack-protector-strong 30core-stackp-cflags-$(CFG_CORE_STACK_PROTECTOR_ALL) := -fstack-protector-all 31cflags$(sm) += $(core-stackp-cflags-y) 32 33ifeq ($(CFG_CORE_SANITIZE_UNDEFINED),y) 34cflags$(sm) += -fsanitize=undefined 35endif 36ifeq ($(CFG_CORE_SANITIZE_KADDRESS),y) 37ifeq ($(CFG_ASAN_SHADOW_OFFSET),) 38$(error error: CFG_CORE_SANITIZE_KADDRESS not supported by platform (flavor)) 39endif 40ifeq ($(COMPILER),clang) 41$(error error: CFG_CORE_SANITIZE_KADDRESS not supported with Clang) 42endif 43cflags_kasan += -fsanitize=kernel-address \ 44 -fasan-shadow-offset=$(CFG_ASAN_SHADOW_OFFSET)\ 45 --param asan-stack=1 --param asan-globals=1 \ 46 --param asan-instrumentation-with-call-threshold=0 47cflags$(sm) += $(cflags_kasan) 48endif 49ifeq ($(CFG_CORE_DEBUG_CHECK_STACKS),y) 50finstrument-functions := $(call cc-option,-finstrument-functions) 51ifeq (,$(finstrument-functions)) 52$(error -finstrument-functions not supported) 53endif 54cflags$(sm) += $(finstrument-functions) 55endif 56ifeq ($(CFG_SYSCALL_FTRACE),y) 57cflags$(sm) += -pg 58endif 59aflags$(sm) += $(core-platform-aflags) 60 61cppflags$(sm) += -DTRACE_LEVEL=$(CFG_TEE_CORE_LOG_LEVEL) 62ifeq ($(CFG_TEE_CORE_MALLOC_DEBUG),y) 63cppflags$(sm) += -DENABLE_MDBG=1 64endif 65ifneq ($(CFG_TEE_CORE_DEBUG),y) 66cppflags$(sm) += -DNDEBUG 67endif 68 69cppflags$(sm) += -Ildelf/include 70cppflags$(sm) += -Ilib/libutee/include 71 72ifeq ($(filter y, $(CFG_CORE_DYN_SHM) $(CFG_CORE_RESERVED_SHM)),) 73$(error error: No shared memory configured) 74endif 75 76# Tell all libraries and sub-directories (included below) that we have a 77# configuration file 78 79conf-file := $(out-dir)/include/generated/conf.h 80conf-mk-file := $(out-dir)/conf.mk 81conf-cmake-file := $(out-dir)/conf.cmake 82$(conf-file): $(conf-mk-file) 83 84cleanfiles += $(conf-file) 85cleanfiles += $(conf-mk-file) 86cleanfiles += $(conf-cmake-file) 87 88$(conf-file): FORCE 89 $(call check-conf-h) 90 91$(conf-mk-file): FORCE 92 $(call check-conf-mk) 93 94$(conf-cmake-file): FORCE 95 $(call check-conf-cmake) 96 97# 98# Do libraries 99# 100 101# Set a prefix to avoid conflicts with user TAs that will use the same 102# source but with different flags below 103base-prefix := $(sm)- 104libname = utils 105libdir = lib/libutils 106include mk/lib.mk 107 108# CFG_CRYPTOLIB_NAME must not be changed beyond this line 109CFG_CRYPTOLIB_NAME_$(CFG_CRYPTOLIB_NAME) := y 110 111ifeq ($(CFG_CRYPTOLIB_NAME),tomcrypt) 112# We're compiling mbedtls too, but with a limited configuration which only 113# provides the MPI routines 114libname = mbedtls 115libdir = lib/libmbedtls 116include mk/lib.mk 117endif #tomcrypt 118 119ifeq ($(CFG_CRYPTOLIB_NAME),mbedtls) 120$(call force,CFG_CRYPTO_RSASSA_NA1,n,not supported by mbedtls) 121libname = tomcrypt 122libdir = core/lib/libtomcrypt 123base-prefix := 124include mk/lib.mk 125base-prefix := $(sm)- 126endif 127 128ifeq ($(firstword $(subst /, ,$(CFG_CRYPTOLIB_DIR))),core) 129# If a library can be compiled for both core and user space a base-prefix 130# is needed in order to avoid conflicts in the output. However, if the 131# library resides under core then it can't be compiled to user space. 132base-prefix := 133endif 134 135libname = $(CFG_CRYPTOLIB_NAME) 136libdir = $(CFG_CRYPTOLIB_DIR) 137include mk/lib.mk 138 139base-prefix := 140 141libname = fdt 142libdir = core/lib/libfdt 143include mk/lib.mk 144 145ifeq ($(CFG_ZLIB),y) 146libname = zlib 147libdir = core/lib/zlib 148include mk/lib.mk 149endif 150 151libname = unw 152libdir = lib/libunw 153include mk/lib.mk 154 155# 156# Do main source 157# 158 159subdirs = $(core-platform-subdirs) core 160include mk/subdir.mk 161 162include mk/compile.mk 163 164include $(if $(wildcard $(platform-dir)/link.mk), \ 165 $(platform-dir)/link.mk, \ 166 core/arch/$(ARCH)/kernel/link.mk) 167