xref: /optee_os/ta/ta.mk (revision f84dc26252c89e70572f3ddde787262fd3b0da6a)

include mk/cleanvars.mk

# Set current submodule (used for module specific flags compile result etc)
sm := $(ta-target)
sm-$(sm) := y

# Setup compiler for this sub module
COMPILER_$(sm)		?= $(COMPILER)
include mk/$(COMPILER_$(sm)).mk

#
# Config flags from mk/config.mk
#

ifeq ($(_CFG_TA_STACK_PROTECTOR),y)
ta-stackp-cflags-$(CFG_TA_STACK_PROTECTOR) := -fstack-protector
ta-stackp-cflags-$(CFG_TA_STACK_PROTECTOR_STRONG) := -fstack-protector-strong
ta-stackp-cflags-$(CFG_TA_STACK_PROTECTOR_ALL) := -fstack-protector-all
else
ta-stackp-cflags-y := -fno-stack-protector
endif
$(sm)-platform-cflags += $(ta-stackp-cflags-y)

ifeq ($(CFG_TA_MBEDTLS_SELF_TEST),y)
$(sm)-platform-cppflags += -DMBEDTLS_SELF_TEST
endif

ifeq ($(CFG_TEE_TA_MALLOC_DEBUG),y)
# Build malloc debug code into libutils, that is, record allocation
# location and extra sanity checks.
$(sm)-platform-cppflags += -DENABLE_MDBG=1
endif

# Config variables to be explicitly exported to the dev kit conf.mk
ta-mk-file-export-vars-$(sm) += CFG_TA_FLOAT_SUPPORT
ta-mk-file-export-vars-$(sm) += CFG_CACHE_API
ta-mk-file-export-vars-$(sm) += CFG_SECURE_DATA_PATH
ta-mk-file-export-vars-$(sm) += CFG_TA_MBEDTLS_SELF_TEST
ta-mk-file-export-vars-$(sm) += CFG_TA_MBEDTLS
ta-mk-file-export-vars-$(sm) += CFG_TA_MBEDTLS_MPI
ta-mk-file-export-vars-$(sm) += CFG_SYSTEM_PTA
ta-mk-file-export-vars-$(sm) += CFG_FTRACE_SUPPORT
ta-mk-file-export-vars-$(sm) += CFG_UNWIND
ta-mk-file-export-vars-$(sm) += CFG_TA_MCOUNT
ta-mk-file-export-vars-$(sm) += CFG_TA_BTI
ta-mk-file-export-vars-$(sm) += CFG_TA_PAUTH
ta-mk-file-export-vars-$(sm) += CFG_CORE_TPM_EVENT_LOG
ta-mk-file-export-add-$(sm) += CFG_TEE_TA_LOG_LEVEL ?= $(CFG_TEE_TA_LOG_LEVEL)_nl_
ta-mk-file-export-vars-$(sm) += CFG_TA_BGET_TEST
ta-mk-file-export-vars-$(sm) += CFG_ATTESTATION_PTA
ta-mk-file-export-vars-$(sm) += CFG_MEMTAG
ta-mk-file-export-vars-$(sm) += CFG_TA_LIBGCC
ta-mk-file-export-vars-$(sm) += CFG_TA_SANITIZE_UNDEFINED
ta-mk-file-export-vars-$(sm) += _CFG_TA_STACK_PROTECTOR

# Expand platform flags here as $(sm) will change if we have several TA
# targets. Platform flags should not change after inclusion of ta/ta.mk.
cppflags$(sm)	:= $(platform-cppflags) $($(sm)-platform-cppflags)
cflags$(sm)	:= $(platform-cflags) $($(sm)-platform-cflags)
aflags$(sm)	:= $(platform-aflags) $($(sm)-platform-aflags)

# Changes to cppflags$(sm) will only affect how TA dev kit libraries are
# compiled, these flags are not propagated to the TA
cppflags$(sm)	+= -include $(conf-file)
cppflags$(sm) += -DTRACE_LEVEL=$(CFG_TEE_TA_LOG_LEVEL)
ifeq ($(CFG_TA_SANITIZE_UNDEFINED),y)
cflags$(sm) += -fsanitize=undefined
endif

ifeq ($(ta-target),ta_arm32)
arm32-user-sysreg-txt = lib/libutee/arch/arm/arm32_user_sysreg.txt
arm32-user-sysregs-$(arm32-user-sysreg-txt)-h := arm32_user_sysreg.h
arm32-user-sysregs += $(arm32-user-sysreg-txt)

arm32-user-sysregs-out := $(out-dir)/include/generated

define process-arm32-user-sysreg
FORCE-GENSRC$(sm): $$(arm32-user-sysregs-out)/$$(arm32-user-sysregs-$(1)-h)
cleanfiles := $$(cleanfiles) \
		 $$(arm32-user-sysregs-out)/$$(arm32-user-sysregs-$(1)-h)

$$(arm32-user-sysregs-out)/$$(arm32-user-sysregs-$(1)-h): \
		$(1) scripts/arm32_sysreg.py
	@$(cmd-echo-silent) '  GEN     $$@'
	$(q)mkdir -p $$(dir $$@)
	$(q)$(PYTHON3) scripts/arm32_sysreg.py --guard __$$(arm32-user-sysregs-$(1)-h) \
		< $$< > $$@

endef #process-arm32-user-sysreg

$(foreach sr, $(arm32-user-sysregs), \
	 $(eval $(call process-arm32-user-sysreg,$(sr))))

cppflags$(sm)	+= -I$(arm32-user-sysregs-out)
endif

base-prefix := $(sm)-

libname = utils
libdir = lib/libutils
libuuid = 71855bba-6055-4293-a63f-b0963a737360
include mk/lib.mk

libname = mbedtls
libdir = lib/libmbedtls
libuuid = 87bb6ae8-4b1d-49fe-9986-2b966132c309
libl = utils
include mk/lib.mk
ta-mk-file-export-vars-$(sm) += CFG_TA_MBEDTLS

libname = utee
libdir = lib/libutee
libuuid = 4b3d937e-d57e-418b-8673-1c04f2420226
libl = mbedtls utils
include mk/lib.mk

libname = dl
libdir = lib/libdl
libuuid = be807bbd-81e1-4dc4-bd99-3d363f240ece
libl = utee utils
include mk/lib.mk

base-prefix :=

incdirs-host := $(filter-out lib/libutils%, $(incdirs$(sm)))
incfiles-extra-host := lib/libutils/ext/include/compiler.h
incfiles-extra-host += lib/libutils/ext/include/util.h
incfiles-extra-host += lib/libutils/ext/include/types_ext.h
incfiles-extra-host += $(conf-file)
incfiles-extra-host += $(conf-mk-file)
incfiles-extra-host += $(conf-cmake-file)
incfiles-extra-host += core/include/tee/tee_fs_key_manager.h
incfiles-extra-host += core/include/tee/fs_htree.h
incfiles-extra-host += core/include/signed_hdr.h
ifeq ($(ta-target),ta_arm32)
incfiles-extra-host += $(out-dir)/include/generated/arm32_user_sysreg.h
endif
#
# Copy lib files and exported headers from each lib
#

define copy-file
$2/$$(notdir $1): $1
	@set -e; \
	mkdir -p $$(dir $$@) ; \
	$(cmd-echo-silent) '  INSTALL $$@' ; \
	cp -P $$< $$@

cleanfiles += $2/$$(notdir $1)
ta_dev_kit: $2/$$(notdir $1)
ta_dev_kit-files += $2/$$(notdir $1)
ta_dev_kit-files-$3 += $2/$$(notdir $1)
endef

# Copy the .a files
$(foreach f, $(libfiles), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/lib,lib)))

# Copy .mk files
ta-mkfiles = mk/compile.mk mk/subdir.mk mk/gcc.mk mk/clang.mk mk/cleandirs.mk \
	mk/cc-option.mk mk/macros.mk \
	ta/link.mk ta/link_shlib.mk \
	ta/mk/ta_dev_kit.mk

$(foreach f, $(ta-mkfiles), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/mk)))

# Copy the .h files for TAs
define copy-incdir
sf := $(subst $1/, , $(shell find $1 -name "*.[hS]"))
$$(foreach h, $$(sf), $$(eval $$(call copy-file, $1/$$(h), \
	$$(patsubst %/,%,$$(subst /./,/,$2/$$(dir $$(h)))),$3)))
endef
$(foreach d, $(incdirs$(sm)), \
	$(eval $(call copy-incdir,$(d),$(out-dir)/export-$(sm)/include,include)))

# Copy the .h files needed by host
$(foreach d, $(incdirs-host), \
	$(eval $(call copy-incdir, $(d), $(out-dir)/export-$(sm)/host_include)))
$(foreach f, $(incfiles-extra-host), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/host_include)))

# Copy the src files
ta-srcfiles = ta/user_ta_header.c ta/arch/$(ARCH)/ta.ld.S
ifeq ($(ta-target),ta_arm32)
ta-srcfiles += ta/arch/$(ARCH)/ta_entry_a32.S
endif
$(foreach f, $(ta-srcfiles), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/src)))

# Copy keys
ta-keys := $(TA_SIGN_KEY)
# default_ta.pem is a symlink to default.pem, for backwards compatibility.
# If default_ta.pem is used, copy both files.
ifeq ($(TA_SIGN_KEY),keys/default_ta.pem)
ta-keys += keys/default.pem
endif

$(foreach f, $(ta-keys), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/keys)))

# Copy the scripts
ta-scripts = scripts/sign_encrypt.py scripts/symbolize.py \
       scripts/sign_rproc_fw.py scripts/ftrace_format.py
$(foreach f, $(ta-scripts), \
	$(eval $(call copy-file, $(f), $(out-dir)/export-$(sm)/scripts)))

# Create config file
conf-mk-file-export := $(out-dir)/export-$(sm)/mk/conf.mk
sm-$(conf-mk-file-export) := $(sm)
define mk-file-export
.PHONY: $(conf-mk-file-export)
$(conf-mk-file-export):
	@$$(cmd-echo-silent) '  CHK    ' $$@
	$(q)mkdir -p $$(dir $$@)
	$(q)echo sm := $$(sm-$(conf-mk-file-export)) > $$@.tmp
	$(q)echo sm-$$(sm-$(conf-mk-file-export)) := y >> $$@.tmp
	$(q)($$(foreach v, $$(ta-mk-file-export-vars-$$(sm-$(conf-mk-file-export))), \
		$$(if $$($$(v)),echo $$(v) := $$($$(v));,))) >> $$@.tmp
	$(q)echo '$$(ta-mk-file-export-add-$$(sm-$(conf-mk-file-export)))' | sed 's/_nl_ */\n/g' >> $$@.tmp
	$(q)$(call mv-if-changed,$$@.tmp,$$@)
endef
$(eval $(mk-file-export))

cleanfiles := $(cleanfiles) $(conf-mk-file-export)
ta_dev_kit: $(conf-mk-file-export)

all: ta_dev_kit