diff options
Diffstat (limited to '')
| -rw-r--r-- | make_helpers/arch_features.mk | 36 | ||||
| -rw-r--r-- | make_helpers/armv7-a-cpus.mk | 58 | ||||
| -rw-r--r-- | make_helpers/build_env.mk | 72 | ||||
| -rw-r--r-- | make_helpers/build_macros.mk | 633 | ||||
| -rw-r--r-- | make_helpers/cygwin.mk | 19 | ||||
| -rw-r--r-- | make_helpers/defaults.mk | 486 | ||||
| -rw-r--r-- | make_helpers/msys.mk | 20 | ||||
| -rw-r--r-- | make_helpers/plat_helpers.mk | 38 | ||||
| -rw-r--r-- | make_helpers/tbbr/tbbr_tools.mk | 140 | ||||
| -rw-r--r-- | make_helpers/unix.mk | 60 | ||||
| -rw-r--r-- | make_helpers/windows.mk | 91 |
11 files changed, 1653 insertions, 0 deletions
diff --git a/make_helpers/arch_features.mk b/make_helpers/arch_features.mk new file mode 100644 index 0000000..01e3e09 --- /dev/null +++ b/make_helpers/arch_features.mk @@ -0,0 +1,36 @@ +# +# Copyright (c) 2022, Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# This file lists all the checks related to the Architectural Feature +# Enablement flags, based on the Architectural version. + +# Enable the features which are mandatory from ARCH version 8.1 and upwards. +ifeq "8.1" "$(word 1, $(sort 8.1 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" +ENABLE_FEAT_PAN = 1 +ENABLE_FEAT_VHE = 1 +endif + +# Enable the features which are mandatory from ARCH version 8.4 and upwards. +ifeq "8.4" "$(word 1, $(sort 8.4 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" +ENABLE_FEAT_DIT = 1 +ENABLE_FEAT_SEL2 = 1 +endif + +# Enable the features which are mandatory from ARCH version 8.5 and upwards. +ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" +ENABLE_FEAT_SB = 1 +endif + +# Enable the features which are mandatory from ARCH version 8.6 and upwards. +ifeq "8.6" "$(word 1, $(sort 8.6 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" +ENABLE_FEAT_FGT = 1 +ENABLE_FEAT_ECV = 1 +endif + +# Enable the features which are mandatory from ARCH version 8.7 and upwards. +ifeq "8.7" "$(word 1, $(sort 8.7 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" +ENABLE_FEAT_HCX = 1 +endif diff --git a/make_helpers/armv7-a-cpus.mk b/make_helpers/armv7-a-cpus.mk new file mode 100644 index 0000000..eec85cc --- /dev/null +++ b/make_helpers/armv7-a-cpus.mk @@ -0,0 +1,58 @@ +# +# Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +ifneq (${ARCH},aarch32) +$(error ARM_ARCH_MAJOR=7 mandates ARCH=aarch32) +endif + +# For ARMv7, set march32 from platform directive ARMV7_CORTEX_Ax=yes +# and ARM_WITH_NEON=yes/no. +# +# GCC and Clang require -march=armv7-a for C-A9 and -march=armv7ve for C-A15. +# armClang requires -march=armv7-a for all ARMv7 Cortex-A. To comply with +# all, just drop -march and supply only -mcpu. + +# Platform can override march32-directive through MARCH32_DIRECTIVE +ifdef MARCH32_DIRECTIVE +march32-directive := $(MARCH32_DIRECTIVE) +else +march32-set-${ARM_CORTEX_A5} := -mcpu=cortex-a5 +march32-set-${ARM_CORTEX_A7} := -mcpu=cortex-a7 +march32-set-${ARM_CORTEX_A9} := -mcpu=cortex-a9 +march32-set-${ARM_CORTEX_A12} := -mcpu=cortex-a12 +march32-set-${ARM_CORTEX_A15} := -mcpu=cortex-a15 +march32-set-${ARM_CORTEX_A17} := -mcpu=cortex-a17 +march32-neon-$(ARM_WITH_NEON) := -mfpu=neon + +# default to -march=armv7-a as target directive +march32-set-yes ?= -march=armv7-a +march32-directive := ${march32-set-yes} ${march32-neon-yes} +endif + +# Platform may override these extension support directives: +# +# ARMV7_SUPPORTS_LARGE_PAGE_ADDRESSING +# Defined if core supports the Large Page Addressing extension. +# +# ARMV7_SUPPORTS_VIRTUALIZATION +# Defined if ARMv7 core supports the Virtualization extension. +# +# ARMV7_SUPPORTS_GENERIC_TIMER +# Defined if ARMv7 core supports the Generic Timer extension. + +ifeq ($(filter yes,$(ARM_CORTEX_A7) $(ARM_CORTEX_A12) $(ARM_CORTEX_A15) $(ARM_CORTEX_A17)),yes) +$(eval $(call add_defines,\ + $(sort \ + ARMV7_SUPPORTS_LARGE_PAGE_ADDRESSING \ + ARMV7_SUPPORTS_VIRTUALIZATION \ + ARMV7_SUPPORTS_GENERIC_TIMER \ + ARMV7_SUPPORTS_VFP \ +))) +endif + +ifeq ($(ARM_CORTEX_A5),yes) +$(eval $(call add_define,ARM_CORTEX_A5)) +endif diff --git a/make_helpers/build_env.mk b/make_helpers/build_env.mk new file mode 100644 index 0000000..83093bd --- /dev/null +++ b/make_helpers/build_env.mk @@ -0,0 +1,72 @@ +# +# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# This file contains the logic to identify and include any relevant +# build environment specific make include files. + +ifndef BUILD_ENV_MK + BUILD_ENV_MK := $(lastword $(MAKEFILE_LIST)) + + # Block possible built-in command definitions that are not fully portable. + # This traps occurences that need replacing with our OS portable macros + COPY := $$(error "Replace COPY with call to SHELL_COPY or SHELL_COPY_TREE.") + CP := $$(error "Replace CP with call to SHELL_COPY or SHELL_COPY_TREE.") + DEL := $$(error "Replace DEL with call to SHELL_DELETE.") + MD := $$(error "Replace MD with call to MAKE_PREREQ_DIR.") + MKDIR := $$(error "Replace MKDIR with call to MAKE_PREREQ_DIR.") + RD := $$(error "Replace RD with call to SHELL_REMOVE_DIR.") + RM := $$(error "Replace RM with call to SHELL_DELETE.") + RMDIR := $$(error "Replace RMDIR with call to SHELL_REMOVE_DIR.") + + ENV_FILE_TO_INCLUDE := unix.mk + ifdef OSTYPE + ifneq ($(findstring ${OSTYPE}, cygwin),) + ENV_FILE_TO_INCLUDE := cygwin.mk + else + ifneq ($(findstring ${OSTYPE}, MINGW32 mingw msys),) + ENV_FILE_TO_INCLUDE := msys.mk + endif + endif + else + ifdef MSYSTEM + # Although the MINGW MSYS shell sets OSTYPE as msys in its environment, + # it does not appear in the GNU make view of environment variables. + # We use MSYSTEM as an alternative, as that is seen by make + ifneq ($(findstring ${MSYSTEM}, MINGW32 mingw msys),) + OSTYPE ?= msys + ENV_FILE_TO_INCLUDE := msys.mk + endif + else + ifdef OS + ifneq ($(findstring ${OS}, Windows_NT),) + ENV_FILE_TO_INCLUDE := windows.mk + endif + endif + endif + endif + include ${MAKE_HELPERS_DIRECTORY}${ENV_FILE_TO_INCLUDE} + ENV_FILE_TO_INCLUDE := + + ifndef SHELL_COPY + $(error "SHELL_COPY not defined for build environment.") + endif + ifndef SHELL_COPY_TREE + $(error "SHELL_COPY_TREE not defined for build environment.") + endif + ifndef SHELL_DELETE_ALL + $(error "SHELL_DELETE_ALL not defined for build environment.") + endif + ifndef SHELL_DELETE + $(error "SHELL_DELETE not defined for build environment.") + endif + ifndef MAKE_PREREQ_DIR + $(error "MAKE_PREREQ_DIR not defined for build environment.") + endif + ifndef SHELL_REMOVE_DIR + $(error "SHELL_REMOVE_DIR not defined for build environment.") + endif + +endif diff --git a/make_helpers/build_macros.mk b/make_helpers/build_macros.mk new file mode 100644 index 0000000..426e344 --- /dev/null +++ b/make_helpers/build_macros.mk @@ -0,0 +1,633 @@ +# +# Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# Report an error if the eval make function is not available. +$(eval eval_available := T) +ifneq (${eval_available},T) + $(error This makefile only works with a Make program that supports $$(eval)) +endif + +# Some utility macros for manipulating awkward (whitespace) characters. +blank := +space :=${blank} ${blank} + +# A user defined function to recursively search for a filename below a directory +# $1 is the directory root of the recursive search (blank for current directory). +# $2 is the file name to search for. +define rwildcard +$(strip $(foreach d,$(wildcard ${1}*),$(call rwildcard,${d}/,${2}) $(filter $(subst *,%,%${2}),${d}))) +endef + +# This table is used in converting lower case to upper case. +uppercase_table:=a,A b,B c,C d,D e,E f,F g,G h,H i,I j,J k,K l,L m,M n,N o,O p,P q,Q r,R s,S t,T u,U v,V w,W x,X y,Y z,Z + +# Internal macro used for converting lower case to upper case. +# $(1) = upper case table +# $(2) = String to convert +define uppercase_internal +$(if $(1),$$(subst $(firstword $(1)),$(call uppercase_internal,$(wordlist 2,$(words $(1)),$(1)),$(2))),$(2)) +endef + +# A macro for converting a string to upper case +# $(1) = String to convert +define uppercase +$(eval uppercase_result:=$(call uppercase_internal,$(uppercase_table),$(1)))$(uppercase_result) +endef + +# Convenience function for adding build definitions +# $(eval $(call add_define,FOO)) will have: +# -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise +define add_define + DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),) +endef + + +# Convenience function for addding multiple build definitions +# $(eval $(call add_defines,FOO BOO)) +define add_defines + $(foreach def,$1,$(eval $(call add_define,$(def)))) +endef + +# Convenience function for adding build definitions +# $(eval $(call add_define_val,FOO,BAR)) will have: +# -DFOO=BAR +define add_define_val + DEFINES += -D$(1)=$(2) +endef + +# Convenience function for verifying option has a boolean value +# $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1 +define assert_boolean + $(if $(filter-out 0 1,$($1)),$(error $1 must be boolean)) +endef + +# Convenience function for verifying options have boolean values +# $(eval $(call assert_booleans,FOO BOO)) will assert FOO and BOO for 0 or 1 values +define assert_booleans + $(foreach bool,$1,$(eval $(call assert_boolean,$(bool)))) +endef + +0-9 := 0 1 2 3 4 5 6 7 8 9 + +# Function to verify that a given option $(1) contains a numeric value +define assert_numeric +$(if $($(1)),,$(error $(1) must not be empty)) +$(eval __numeric := $($(1))) +$(foreach d,$(0-9),$(eval __numeric := $(subst $(d),,$(__numeric)))) +$(if $(__numeric),$(error $(1) must be numeric)) +endef + +# Convenience function for verifying options have numeric values +# $(eval $(call assert_numerics,FOO BOO)) will assert FOO and BOO contain numeric values +define assert_numerics + $(foreach num,$1,$(eval $(call assert_numeric,$(num)))) +endef + +# CREATE_SEQ is a recursive function to create sequence of numbers from 1 to +# $(2) and assign the sequence to $(1) +define CREATE_SEQ +$(if $(word $(2), $($(1))),\ + $(eval $(1) += $(words $($(1))))\ + $(eval $(1) := $(filter-out 0,$($(1)))),\ + $(eval $(1) += $(words $($(1))))\ + $(call CREATE_SEQ,$(1),$(2))\ +) +endef + +# IMG_LINKERFILE defines the linker script corresponding to a BL stage +# $(1) = BL stage +define IMG_LINKERFILE + ${BUILD_DIR}/$(1).ld +endef + +# IMG_MAPFILE defines the output file describing the memory map corresponding +# to a BL stage +# $(1) = BL stage +define IMG_MAPFILE + ${BUILD_DIR}/$(1).map +endef + +# IMG_ELF defines the elf file corresponding to a BL stage +# $(1) = BL stage +define IMG_ELF + ${BUILD_DIR}/$(1).elf +endef + +# IMG_DUMP defines the symbols dump file corresponding to a BL stage +# $(1) = BL stage +define IMG_DUMP + ${BUILD_DIR}/$(1).dump +endef + +# IMG_BIN defines the default image file corresponding to a BL stage +# $(1) = BL stage +define IMG_BIN + ${BUILD_PLAT}/$(1).bin +endef + +# IMG_ENC_BIN defines the default encrypted image file corresponding to a +# BL stage +# $(1) = BL stage +define IMG_ENC_BIN + ${BUILD_PLAT}/$(1)_enc.bin +endef + +# ENCRYPT_FW invokes enctool to encrypt firmware binary +# $(1) = input firmware binary +# $(2) = output encrypted firmware binary +define ENCRYPT_FW +$(2): $(1) enctool + $$(ECHO) " ENC $$<" + $$(Q)$$(ENCTOOL) $$(ENC_ARGS) -i $$< -o $$@ +endef + +# TOOL_ADD_PAYLOAD appends the command line arguments required by fiptool to +# package a new payload and/or by cert_create to generate certificate. +# Optionally, it adds the dependency on this payload +# $(1) = payload filename (i.e. bl31.bin) +# $(2) = command line option for the specified payload (i.e. --soc-fw) +# $(3) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin) +# $(4) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip) +# $(5) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin) +define TOOL_ADD_PAYLOAD +ifneq ($(5),) + $(4)FIP_ARGS += $(2) $(5) + $(if $(3),$(4)CRT_DEPS += $(1)) +else + $(4)FIP_ARGS += $(2) $(1) + $(if $(3),$(4)CRT_DEPS += $(3)) +endif + $(if $(3),$(4)FIP_DEPS += $(3)) + $(4)CRT_ARGS += $(2) $(1) +endef + +# TOOL_ADD_IMG_PAYLOAD works like TOOL_ADD_PAYLOAD, but applies image filters +# before passing them to host tools if BL*_PRE_TOOL_FILTER is defined. +# $(1) = image_type (scp_bl2, bl33, etc.) +# $(2) = payload filepath (ex. build/fvp/release/bl31.bin) +# $(3) = command line option for the specified payload (ex. --soc-fw) +# $(4) = tool target dependency (optional) (ex. build/fvp/release/bl31.bin) +# $(5) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip) +# $(6) = encrypted payload (optional) (ex. build/fvp/release/bl31_enc.bin) + +define TOOL_ADD_IMG_PAYLOAD + +$(eval PRE_TOOL_FILTER := $($(call uppercase,$(1))_PRE_TOOL_FILTER)) + +ifneq ($(PRE_TOOL_FILTER),) + +$(eval PROCESSED_PATH := $(BUILD_PLAT)/$(1).bin$($(PRE_TOOL_FILTER)_SUFFIX)) + +$(call $(PRE_TOOL_FILTER)_RULE,$(PROCESSED_PATH),$(2)) + +$(PROCESSED_PATH): $(4) + +$(call TOOL_ADD_PAYLOAD,$(PROCESSED_PATH),$(3),$(PROCESSED_PATH),$(5),$(6)) + +else +$(call TOOL_ADD_PAYLOAD,$(2),$(3),$(4),$(5),$(6)) +endif +endef + +# CERT_ADD_CMD_OPT adds a new command line option to the cert_create invocation +# $(1) = parameter filename +# $(2) = cert_create command line option for the specified parameter +# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip) +define CERT_ADD_CMD_OPT + $(3)CRT_ARGS += $(2) $(1) +endef + +# TOOL_ADD_IMG allows the platform to specify an external image to be packed +# in the FIP and/or for which certificate is generated. It also adds a +# dependency on the image file, aborting the build if the file does not exist. +# $(1) = image_type (scp_bl2, bl33, etc.) +# $(2) = command line option for fiptool (--scp-fw, --nt-fw, etc) +# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip) +# $(4) = Image encryption flag (optional) (0, 1) +# Example: +# $(eval $(call TOOL_ADD_IMG,bl33,--nt-fw)) +define TOOL_ADD_IMG + # Build option to specify the image filename (SCP_BL2, BL33, etc) + # This is the uppercase form of the first parameter + $(eval _V := $(call uppercase,$(1))) + + # $(check_$(1)_cmd) variable is executed in the check_$(1) target and also + # is put into the ${CHECK_$(3)FIP_CMD} variable which is executed by the + # target ${BUILD_PLAT}/${$(3)FIP_NAME}. + $(eval check_$(1)_cmd := \ + $(if $(value $(_V)),,$$$$(error "Platform '${PLAT}' requires $(_V). Please set $(_V) to point to the right file")) \ + $(if $(wildcard $(value $(_V))),,$$$$(error '$(_V)=$(value $(_V))' was specified, but '$(value $(_V))' does not exist)) \ + ) + + $(3)CRT_DEPS += check_$(1) + CHECK_$(3)FIP_CMD += $$(check_$(1)_cmd) +ifeq ($(4),1) + $(eval ENC_BIN := ${BUILD_PLAT}/$(1)_enc.bin) + $(call ENCRYPT_FW,$(value $(_V)),$(ENC_BIN)) + $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),$(ENC_BIN),$(3), \ + $(ENC_BIN)) +else + $(call TOOL_ADD_IMG_PAYLOAD,$(1),$(value $(_V)),$(2),$(if $(wildcard $(value $(_V))),$(value $(_V)),FORCE),$(3)) +endif + +.PHONY: check_$(1) +check_$(1): + $(check_$(1)_cmd) +endef + +# SELECT_OPENSSL_API_VERSION selects the OpenSSL API version to be used to +# build the host tools by checking the version of OpenSSL located under +# the path defined by the OPENSSL_DIR variable. It receives no parameters. +define SELECT_OPENSSL_API_VERSION + # Set default value for USING_OPENSSL3 macro to 0 + $(eval USING_OPENSSL3 = 0) + # Obtain the OpenSSL version for the build located under OPENSSL_DIR + $(eval OPENSSL_INFO := $(shell LD_LIBRARY_PATH=${OPENSSL_DIR}:${OPENSSL_DIR}/lib ${OPENSSL_BIN_PATH}/openssl version)) + $(eval OPENSSL_CURRENT_VER = $(word 2, ${OPENSSL_INFO})) + $(eval OPENSSL_CURRENT_VER_MAJOR = $(firstword $(subst ., ,$(OPENSSL_CURRENT_VER)))) + # If OpenSSL version is 3.x, then set USING_OPENSSL3 flag to 1 + $(if $(filter 3,$(OPENSSL_CURRENT_VER_MAJOR)), $(eval USING_OPENSSL3 = 1)) +endef + +################################################################################ +# Generic image processing filters +################################################################################ + +# GZIP +define GZIP_RULE +$(1): $(2) + $(ECHO) " GZIP $$@" + $(Q)gzip -n -f -9 $$< --stdout > $$@ +endef + +GZIP_SUFFIX := .gz + +################################################################################ +# Auxiliary macros to build TF images from sources +################################################################################ + +MAKE_DEP = -Wp,-MD,$(DEP) -MT $$@ -MP + + +# MAKE_C_LIB builds a C source file and generates the dependency file +# $(1) = output directory +# $(2) = source file (%.c) +# $(3) = library name +define MAKE_C_LIB +$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2)))) +$(eval DEP := $(patsubst %.o,%.d,$(OBJ))) + +$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs + $$(ECHO) " CC $$<" + $$(Q)$$(CC) $$(TF_CFLAGS) $$(CFLAGS) $(MAKE_DEP) -c $$< -o $$@ + +-include $(DEP) + +endef + +# MAKE_S_LIB builds an assembly source file and generates the dependency file +# $(1) = output directory +# $(2) = source file (%.S) +# $(3) = library name +define MAKE_S_LIB +$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2)))) +$(eval DEP := $(patsubst %.o,%.d,$(OBJ))) + +$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | lib$(3)_dirs + $$(ECHO) " AS $$<" + $$(Q)$$(AS) $$(ASFLAGS) $(MAKE_DEP) -c $$< -o $$@ + +-include $(DEP) + +endef + + +# MAKE_C builds a C source file and generates the dependency file +# $(1) = output directory +# $(2) = source file (%.c) +# $(3) = BL stage +define MAKE_C + +$(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2)))) +$(eval DEP := $(patsubst %.o,%.d,$(OBJ))) +$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3))) +$(eval BL_CFLAGS := $($(call uppercase,$(3))_CFLAGS)) + +$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs + $$(ECHO) " CC $$<" + $$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CPPFLAGS) $(BL_CFLAGS) $(MAKE_DEP) -c $$< -o $$@ + +-include $(DEP) + +endef + + +# MAKE_S builds an assembly source file and generates the dependency file +# $(1) = output directory +# $(2) = assembly file (%.S) +# $(3) = BL stage +define MAKE_S + +$(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2)))) +$(eval DEP := $(patsubst %.o,%.d,$(OBJ))) +$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3))) +$(eval BL_ASFLAGS := $($(call uppercase,$(3))_ASFLAGS)) + +$(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs + $$(ECHO) " AS $$<" + $$(Q)$$(AS) $$(ASFLAGS) $(BL_CPPFLAGS) $(BL_ASFLAGS) $(MAKE_DEP) -c $$< -o $$@ + +-include $(DEP) + +endef + + +# MAKE_LD generate the linker script using the C preprocessor +# $(1) = output linker script +# $(2) = input template +# $(3) = BL stage +define MAKE_LD + +$(eval DEP := $(1).d) +$(eval BL_CPPFLAGS := $($(call uppercase,$(3))_CPPFLAGS) -DIMAGE_$(call uppercase,$(3))) + +$(1): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | $(3)_dirs + $$(ECHO) " PP $$<" + $$(Q)$$(CPP) $$(CPPFLAGS) $(BL_CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -o $$@ $$< + +-include $(DEP) + +endef + +# MAKE_LIB_OBJS builds both C and assembly source files +# $(1) = output directory +# $(2) = list of source files +# $(3) = name of the library +define MAKE_LIB_OBJS + $(eval C_OBJS := $(filter %.c,$(2))) + $(eval REMAIN := $(filter-out %.c,$(2))) + $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C_LIB,$(1),$(obj),$(3)))) + + $(eval S_OBJS := $(filter %.S,$(REMAIN))) + $(eval REMAIN := $(filter-out %.S,$(REMAIN))) + $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S_LIB,$(1),$(obj),$(3)))) + + $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN))) +endef + + +# MAKE_OBJS builds both C and assembly source files +# $(1) = output directory +# $(2) = list of source files (both C and assembly) +# $(3) = BL stage +define MAKE_OBJS + $(eval C_OBJS := $(filter %.c,$(2))) + $(eval REMAIN := $(filter-out %.c,$(2))) + $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3)))) + + $(eval S_OBJS := $(filter %.S,$(REMAIN))) + $(eval REMAIN := $(filter-out %.S,$(REMAIN))) + $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3)))) + + $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN))) +endef + + +# NOTE: The line continuation '\' is required in the next define otherwise we +# end up with a line-feed characer at the end of the last c filename. +# Also bear this issue in mind if extending the list of supported filetypes. +define SOURCES_TO_OBJS + $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \ + $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1)))) +endef + +# Allow overriding the timestamp, for example for reproducible builds, or to +# synchronize timestamps across multiple projects. +# This must be set to a C string (including quotes where applicable). +BUILD_MESSAGE_TIMESTAMP ?= __TIME__", "__DATE__ + +.PHONY: libraries + +# MAKE_LIB_DIRS macro defines the target for the directory where +# libraries are created +define MAKE_LIB_DIRS + $(eval LIB_DIR := ${BUILD_PLAT}/lib) + $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib) + $(eval LIBWRAPPER_DIR := ${BUILD_PLAT}/libwrapper) + $(eval $(call MAKE_PREREQ_DIR,${LIB_DIR},${BUILD_PLAT})) + $(eval $(call MAKE_PREREQ_DIR,${ROMLIB_DIR},${BUILD_PLAT})) + $(eval $(call MAKE_PREREQ_DIR,${LIBWRAPPER_DIR},${BUILD_PLAT})) +endef + +# MAKE_LIB macro defines the targets and options to build each BL image. +# Arguments: +# $(1) = Library name +define MAKE_LIB + $(eval BUILD_DIR := ${BUILD_PLAT}/lib$(1)) + $(eval LIB_DIR := ${BUILD_PLAT}/lib) + $(eval ROMLIB_DIR := ${BUILD_PLAT}/romlib) + $(eval SOURCES := $(LIB$(call uppercase,$(1))_SRCS)) + $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES)))) + +$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT})) +$(eval $(call MAKE_LIB_OBJS,$(BUILD_DIR),$(SOURCES),$(1))) + +.PHONY : lib${1}_dirs +lib${1}_dirs: | ${BUILD_DIR} ${LIB_DIR} ${ROMLIB_DIR} ${LIBWRAPPER_DIR} +libraries: ${LIB_DIR}/lib$(1).a +ifneq ($(findstring armlink,$(notdir $(LD))),) +LDPATHS = --userlibpath=${LIB_DIR} +LDLIBS += --library=$(1) +else +LDPATHS = -L${LIB_DIR} +LDLIBS += -l$(1) +endif + +ifeq ($(USE_ROMLIB),1) +LIBWRAPPER = -lwrappers +endif + +all: ${LIB_DIR}/lib$(1).a + +${LIB_DIR}/lib$(1).a: $(OBJS) + $$(ECHO) " AR $$@" + $$(Q)$$(AR) cr $$@ $$? +endef + +# MAKE_BL macro defines the targets and options to build each BL image. +# Arguments: +# $(1) = BL stage +# $(2) = FIP command line option (if empty, image will not be included in the FIP) +# $(3) = FIP prefix (optional) (if FWU_, target is fwu_fip instead of fip) +# $(4) = BL encryption flag (optional) (0, 1) +define MAKE_BL + $(eval BUILD_DIR := ${BUILD_PLAT}/$(1)) + $(eval BL_SOURCES := $($(call uppercase,$(1))_SOURCES)) + $(eval SOURCES := $(BL_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES)) + $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES)))) + $(eval LINKERFILE := $(call IMG_LINKERFILE,$(1))) + $(eval MAPFILE := $(call IMG_MAPFILE,$(1))) + $(eval ELF := $(call IMG_ELF,$(1))) + $(eval DUMP := $(call IMG_DUMP,$(1))) + $(eval BIN := $(call IMG_BIN,$(1))) + $(eval ENC_BIN := $(call IMG_ENC_BIN,$(1))) + $(eval BL_LINKERFILE := $($(call uppercase,$(1))_LINKERFILE)) + $(eval BL_LIBS := $($(call uppercase,$(1))_LIBS)) + # We use sort only to get a list of unique object directory names. + # ordering is not relevant but sort removes duplicates. + $(eval TEMP_OBJ_DIRS := $(sort $(dir ${OBJS} ${LINKERFILE}))) + # The $(dir ) function leaves a trailing / on the directory names + # Rip off the / to match directory names with make rule targets. + $(eval OBJ_DIRS := $(patsubst %/,%,$(TEMP_OBJ_DIRS))) + +# Create generators for object directory structure + +$(eval $(call MAKE_PREREQ_DIR,${BUILD_DIR},${BUILD_PLAT})) + +$(eval $(foreach objd,${OBJ_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR}))) + +.PHONY : ${1}_dirs + +# We use order-only prerequisites to ensure that directories are created, +# but do not cause re-builds every time a file is written. +${1}_dirs: | ${OBJ_DIRS} + +$(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1))) +$(eval $(call MAKE_LD,$(LINKERFILE),$(BL_LINKERFILE),$(1))) +$(eval BL_LDFLAGS := $($(call uppercase,$(1))_LDFLAGS)) + +ifeq ($(USE_ROMLIB),1) +$(ELF): romlib.bin +endif + +# MODULE_OBJS can be assigned by vendors with different compiled +# object file path, and prebuilt object file path. +$(eval OBJS += $(MODULE_OBJS)) + +$(ELF): $(OBJS) $(LINKERFILE) | $(1)_dirs libraries $(BL_LIBS) + $$(ECHO) " LD $$@" +ifdef MAKE_BUILD_STRINGS + $(call MAKE_BUILD_STRINGS, $(BUILD_DIR)/build_message.o) +else + @echo 'const char build_message[] = "Built : "$(BUILD_MESSAGE_TIMESTAMP); \ + const char version_string[] = "${VERSION_STRING}"; \ + const char version[] = "${VERSION}";' | \ + $$(CC) $$(TF_CFLAGS) $$(CFLAGS) -xc -c - -o $(BUILD_DIR)/build_message.o +endif +ifneq ($(findstring armlink,$(notdir $(LD))),) + $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) --entry=${1}_entrypoint \ + --predefine="-D__LINKER__=$(__LINKER__)" \ + --predefine="-DTF_CFLAGS=$(TF_CFLAGS)" \ + --map --list="$(MAPFILE)" --scatter=${PLAT_DIR}/scat/${1}.scat \ + $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) \ + $(BUILD_DIR)/build_message.o $(OBJS) +else ifneq ($(findstring gcc,$(notdir $(LD))),) + $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) -Wl,-Map=$(MAPFILE) \ + -Wl,-dT $(LINKERFILE) $(EXTRA_LINKERFILE) $(BUILD_DIR)/build_message.o \ + $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) +else + $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) $(BL_LDFLAGS) -Map=$(MAPFILE) \ + --script $(LINKERFILE) $(BUILD_DIR)/build_message.o \ + $(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) +endif +ifeq ($(DISABLE_BIN_GENERATION),1) + @${ECHO_BLANK_LINE} + @echo "Built $$@ successfully" + @${ECHO_BLANK_LINE} +endif + +$(DUMP): $(ELF) + $${ECHO} " OD $$@" + $${Q}$${OD} -dx $$< > $$@ + +$(BIN): $(ELF) + $${ECHO} " BIN $$@" + $$(Q)$$(OC) -O binary $$< $$@ + @${ECHO_BLANK_LINE} + @echo "Built $$@ successfully" + @${ECHO_BLANK_LINE} + +.PHONY: $(1) +ifeq ($(DISABLE_BIN_GENERATION),1) +$(1): $(ELF) $(DUMP) +else +$(1): $(BIN) $(DUMP) +endif + +all: $(1) + +ifeq ($(4),1) +$(call ENCRYPT_FW,$(BIN),$(ENC_BIN)) +$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,$(1),$(BIN),--$(2),$(ENC_BIN),$(3), \ + $(ENC_BIN))) +else +$(if $(2),$(call TOOL_ADD_IMG_PAYLOAD,$(1),$(BIN),--$(2),$(BIN),$(3))) +endif + +endef + +# Convert device tree source file names to matching blobs +# $(1) = input dts +define SOURCES_TO_DTBS + $(notdir $(patsubst %.dts,%.dtb,$(filter %.dts,$(1)))) +endef + +# MAKE_FDT_DIRS macro creates the prerequisite directories that host the +# FDT binaries +# $(1) = output directory +# $(2) = input dts +define MAKE_FDT_DIRS + $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2)))) + $(eval TEMP_DTB_DIRS := $(sort $(dir ${DTBS}))) + # The $(dir ) function leaves a trailing / on the directory names + # Rip off the / to match directory names with make rule targets. + $(eval DTB_DIRS := $(patsubst %/,%,$(TEMP_DTB_DIRS))) + +$(eval $(foreach objd,${DTB_DIRS},$(call MAKE_PREREQ_DIR,${objd},${BUILD_DIR}))) + +fdt_dirs: ${DTB_DIRS} +endef + +# MAKE_DTB generate the Flattened device tree binary +# $(1) = output directory +# $(2) = input dts +define MAKE_DTB + +# List of DTB file(s) to generate, based on DTS file basename list +$(eval DOBJ := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2)))) +# List of the pre-compiled DTS file(s) +$(eval DPRE := $(addprefix $(1)/,$(patsubst %.dts,%.pre.dts,$(notdir $(2))))) +# Dependencies of the pre-compiled DTS file(s) on its source and included files +$(eval DTSDEP := $(patsubst %.dtb,%.o.d,$(DOBJ))) +# Dependencies of the DT compilation on its pre-compiled DTS +$(eval DTBDEP := $(patsubst %.dtb,%.d,$(DOBJ))) + +$(DOBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | fdt_dirs + $${ECHO} " CPP $$<" + $(eval DTBS := $(addprefix $(1)/,$(call SOURCES_TO_DTBS,$(2)))) + $$(Q)$$(PP) $$(DTC_CPPFLAGS) -MT $(DTBS) -MMD -MF $(DTSDEP) -o $(DPRE) $$< + $${ECHO} " DTC $$<" + $$(Q)$$(DTC) $$(DTC_FLAGS) -d $(DTBDEP) -o $$@ $(DPRE) + +-include $(DTBDEP) +-include $(DTSDEP) + +endef + +# MAKE_DTBS builds flattened device tree sources +# $(1) = output directory +# $(2) = list of flattened device tree source files +define MAKE_DTBS + $(eval DOBJS := $(filter %.dts,$(2))) + $(eval REMAIN := $(filter-out %.dts,$(2))) + $(and $(REMAIN),$(error FDT_SOURCES contain non-DTS files: $(REMAIN))) + $(eval $(foreach obj,$(DOBJS),$(call MAKE_DTB,$(1),$(obj)))) + + $(eval $(call MAKE_FDT_DIRS,$(1),$(2))) + +dtbs: $(DTBS) +all: dtbs +endef diff --git a/make_helpers/cygwin.mk b/make_helpers/cygwin.mk new file mode 100644 index 0000000..04a963f --- /dev/null +++ b/make_helpers/cygwin.mk @@ -0,0 +1,19 @@ +# +# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# +# + +# OS specific definitions for builds in a Cygwin environment. +# Cygwin allows us to use unix style commands on a windows platform. + +ifndef CYGWIN_MK + CYGWIN_MK := $(lastword $(MAKEFILE_LIST)) + + include ${MAKE_HELPERS_DIRECTORY}unix.mk + + # In cygwin executable files have the Windows .exe extension type. + BIN_EXT := .exe + +endif diff --git a/make_helpers/defaults.mk b/make_helpers/defaults.mk new file mode 100644 index 0000000..683d7ac --- /dev/null +++ b/make_helpers/defaults.mk @@ -0,0 +1,486 @@ +# +# Copyright (c) 2016-2022, Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# Default, static values for build variables, listed in alphabetic order. +# Dependencies between build options, if any, are handled in the top-level +# Makefile, after this file is included. This ensures that the former is better +# poised to handle dependencies, as all build variables would have a default +# value by then. + +# Use T32 by default +AARCH32_INSTRUCTION_SET := T32 + +# The AArch32 Secure Payload to be built as BL32 image +AARCH32_SP := none + +# The Target build architecture. Supported values are: aarch64, aarch32. +ARCH := aarch64 + +# ARM Architecture feature modifiers: none by default +ARM_ARCH_FEATURE := none + +# ARM Architecture major and minor versions: 8.0 by default. +ARM_ARCH_MAJOR := 8 +ARM_ARCH_MINOR := 0 + +# Base commit to perform code check on +BASE_COMMIT := origin/master + +# Execute BL2 at EL3 +BL2_AT_EL3 := 0 + +# Only use SP packages if SP layout JSON is defined +BL2_ENABLE_SP_LOAD := 0 + +# BL2 image is stored in XIP memory, for now, this option is only supported +# when BL2_AT_EL3 is 1. +BL2_IN_XIP_MEM := 0 + +# Do dcache invalidate upon BL2 entry at EL3 +BL2_INV_DCACHE := 1 + +# Select the branch protection features to use. +BRANCH_PROTECTION := 0 + +# By default, consider that the platform may release several CPUs out of reset. +# The platform Makefile is free to override this value. +COLD_BOOT_SINGLE_CPU := 0 + +# Flag to compile in coreboot support code. Exclude by default. The coreboot +# Makefile system will set this when compiling TF as part of a coreboot image. +COREBOOT := 0 + +# For Chain of Trust +CREATE_KEYS := 1 + +# Build flag to include AArch32 registers in cpu context save and restore during +# world switch. This flag must be set to 0 for AArch64-only platforms. +CTX_INCLUDE_AARCH32_REGS := 1 + +# Include FP registers in cpu context +CTX_INCLUDE_FPREGS := 0 + +# Include pointer authentication (ARMv8.3-PAuth) registers in cpu context. This +# must be set to 1 if the platform wants to use this feature in the Secure +# world. It is not needed to use it in the Non-secure world. +CTX_INCLUDE_PAUTH_REGS := 0 + +# Include Nested virtualization control (Armv8.4-NV) registers in cpu context. +# This must be set to 1 if architecture implements Nested Virtualization +# Extension and platform wants to use this feature in the Secure world +CTX_INCLUDE_NEVE_REGS := 0 + +# Debug build +DEBUG := 0 + +# By default disable authenticated decryption support. +DECRYPTION_SUPPORT := none + +# Build platform +DEFAULT_PLAT := fvp + +# Disable the generation of the binary image (ELF only). +DISABLE_BIN_GENERATION := 0 + +# Disable MTPMU if FEAT_MTPMU is supported. Default is 0 to keep backwards +# compatibility. +DISABLE_MTPMU := 0 + +# Enable capability to disable authentication dynamically. Only meant for +# development platforms. +DYN_DISABLE_AUTH := 0 + +# Build option to enable MPAM for lower ELs +ENABLE_MPAM_FOR_LOWER_ELS := 0 + +# Enable the Maximum Power Mitigation Mechanism on supporting cores. +ENABLE_MPMM := 0 + +# Enable MPMM configuration via FCONF. +ENABLE_MPMM_FCONF := 0 + +# Flag to Enable Position Independant support (PIE) +ENABLE_PIE := 0 + +# Flag to enable Performance Measurement Framework +ENABLE_PMF := 0 + +# Flag to enable PSCI STATs functionality +ENABLE_PSCI_STAT := 0 + +# Flag to enable Realm Management Extension (FEAT_RME) +ENABLE_RME := 0 + +# Flag to enable runtime instrumentation using PMF +ENABLE_RUNTIME_INSTRUMENTATION := 0 + +# Flag to enable stack corruption protection +ENABLE_STACK_PROTECTOR := 0 + +# Flag to enable exception handling in EL3 +EL3_EXCEPTION_HANDLING := 0 + +# Flag to enable Branch Target Identification. +# Internal flag not meant for direct setting. +# Use BRANCH_PROTECTION to enable BTI. +ENABLE_BTI := 0 + +# Flag to enable Pointer Authentication. +# Internal flag not meant for direct setting. +# Use BRANCH_PROTECTION to enable PAUTH. +ENABLE_PAUTH := 0 + +# Flag to enable access to the HAFGRTR_EL2 register +ENABLE_FEAT_AMUv1 := 0 + +# Flag to enable AMUv1p1 extension. +ENABLE_FEAT_AMUv1p1 := 0 + +# Flag to enable CSV2_2 extension. +ENABLE_FEAT_CSV2_2 := 0 + +# Flag to enable access to the HCRX_EL2 register by setting SCR_EL3.HXEn. +ENABLE_FEAT_HCX := 0 + +# Flag to enable access to the HDFGRTR_EL2 register +ENABLE_FEAT_FGT := 0 + +# Flag to enable access to the CNTPOFF_EL2 register +ENABLE_FEAT_ECV := 0 + +# Flag to enable use of the DIT feature. +ENABLE_FEAT_DIT := 0 + +# Flag to enable access to Privileged Access Never bit of PSTATE. +ENABLE_FEAT_PAN := 0 + +# Flag to enable access to the Random Number Generator registers +ENABLE_FEAT_RNG := 0 + +# Flag to enable support for EL3 trapping of reads of the RNDR and RNDRRS +# registers, by setting SCR_EL3.TRNDR. +ENABLE_FEAT_RNG_TRAP := 0 + +# Flag to enable Speculation Barrier Instruction +ENABLE_FEAT_SB := 0 + +# Flag to enable Secure EL-2 feature. +ENABLE_FEAT_SEL2 := 0 + +# Flag to enable Virtualization Host Extensions +ENABLE_FEAT_VHE := 0 + +# Flag to enable delayed trapping of WFE instruction (FEAT_TWED) +ENABLE_FEAT_TWED := 0 + +# By default BL31 encryption disabled +ENCRYPT_BL31 := 0 + +# By default BL32 encryption disabled +ENCRYPT_BL32 := 0 + +# Default dummy firmware encryption key +ENC_KEY := 1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef + +# Default dummy nonce for firmware encryption +ENC_NONCE := 1234567890abcdef12345678 + +# Build flag to treat usage of deprecated platform and framework APIs as error. +ERROR_DEPRECATED := 0 + +# Fault injection support +FAULT_INJECTION_SUPPORT := 0 + +# Flag to enable architectural features detection mechanism +FEATURE_DETECTION := 0 + +# Byte alignment that each component in FIP is aligned to +FIP_ALIGN := 0 + +# Default FIP file name +FIP_NAME := fip.bin + +# Default FWU_FIP file name +FWU_FIP_NAME := fwu_fip.bin + +# By default firmware encryption with SSK +FW_ENC_STATUS := 0 + +# For Chain of Trust +GENERATE_COT := 0 + +# Hint platform interrupt control layer that Group 0 interrupts are for EL3. By +# default, they are for Secure EL1. +GICV2_G0_FOR_EL3 := 0 + +# Route NS External Aborts to EL3. Disabled by default; External Aborts are handled +# by lower ELs. +HANDLE_EA_EL3_FIRST_NS := 0 + +# Secure hash algorithm flag, accepts 3 values: sha256, sha384 and sha512. +# The default value is sha256. +HASH_ALG := sha256 + +# Whether system coherency is managed in hardware, without explicit software +# operations. +HW_ASSISTED_COHERENCY := 0 + +# Set the default algorithm for the generation of Trusted Board Boot keys +KEY_ALG := rsa + +# Set the default key size in case KEY_ALG is rsa +ifeq ($(KEY_ALG),rsa) +KEY_SIZE := 2048 +endif + +# Option to build TF with Measured Boot support +MEASURED_BOOT := 0 + +# NS timer register save and restore +NS_TIMER_SWITCH := 0 + +# Include lib/libc in the final image +OVERRIDE_LIBC := 0 + +# Build PL011 UART driver in minimal generic UART mode +PL011_GENERIC_UART := 0 + +# By default, consider that the platform's reset address is not programmable. +# The platform Makefile is free to override this value. +PROGRAMMABLE_RESET_ADDRESS := 0 + +# Flag used to choose the power state format: Extended State-ID or Original +PSCI_EXTENDED_STATE_ID := 0 + +# Enable RAS support +RAS_EXTENSION := 0 + +# By default, BL1 acts as the reset handler, not BL31 +RESET_TO_BL31 := 0 + +# By default, clear the input registers when RESET_TO_BL31 is enabled +RESET_TO_BL31_WITH_PARAMS := 0 + +# For Chain of Trust +SAVE_KEYS := 0 + +# Software Delegated Exception support +SDEI_SUPPORT := 0 + +# True Random Number firmware Interface support +TRNG_SUPPORT := 0 + +# SMCCC PCI support +SMC_PCI_SUPPORT := 0 + +# Whether code and read-only data should be put on separate memory pages. The +# platform Makefile is free to override this value. +SEPARATE_CODE_AND_RODATA := 0 + +# Put NOBITS sections (.bss, stacks, page tables, and coherent memory) in a +# separate memory region, which may be discontiguous from the rest of BL31. +SEPARATE_NOBITS_REGION := 0 + +# Put BL2 NOLOAD sections (.bss, stacks, page tables) in a separate memory +# region, platform Makefile is free to override this value. +SEPARATE_BL2_NOLOAD_REGION := 0 + +# If the BL31 image initialisation code is recalimed after use for the secondary +# cores stack +RECLAIM_INIT_CODE := 0 + +# SPD choice +SPD := none + +# Enable the Management Mode (MM)-based Secure Partition Manager implementation +SPM_MM := 0 + +# Use the FF-A SPMC implementation in EL3. +SPMC_AT_EL3 := 0 + +# Use SPM at S-EL2 as a default config for SPMD +SPMD_SPM_AT_SEL2 := 1 + +# Flag to introduce an infinite loop in BL1 just before it exits into the next +# image. This is meant to help debugging the post-BL2 phase. +SPIN_ON_BL1_EXIT := 0 + +# Flags to build TF with Trusted Boot support +TRUSTED_BOARD_BOOT := 0 + +# Build option to choose whether Trusted Firmware uses Coherent memory or not. +USE_COHERENT_MEM := 1 + +# Build option to add debugfs support +USE_DEBUGFS := 0 + +# Build option to fconf based io +ARM_IO_IN_DTB := 0 + +# Build option to support SDEI through fconf +SDEI_IN_FCONF := 0 + +# Build option to support Secure Interrupt descriptors through fconf +SEC_INT_DESC_IN_FCONF := 0 + +# Build option to choose whether Trusted Firmware uses library at ROM +USE_ROMLIB := 0 + +# Build option to choose whether the xlat tables of BL images can be read-only. +# Note that this only serves as a higher level option to PLAT_RO_XLAT_TABLES, +# which is the per BL-image option that actually enables the read-only tables +# API. The reason for having this additional option is to have a common high +# level makefile where we can check for incompatible features/build options. +ALLOW_RO_XLAT_TABLES := 0 + +# Chain of trust. +COT := tbbr + +# Use tbbr_oid.h instead of platform_oid.h +USE_TBBR_DEFS := 1 + +# Build verbosity +V := 0 + +# Whether to enable D-Cache early during warm boot. This is usually +# applicable for platforms wherein interconnect programming is not +# required to enable cache coherency after warm reset (eg: single cluster +# platforms). +WARMBOOT_ENABLE_DCACHE_EARLY := 0 + +# Build option to enable/disable the Statistical Profiling Extensions +ENABLE_SPE_FOR_LOWER_ELS := 1 + +# SPE is only supported on AArch64 so disable it on AArch32. +ifeq (${ARCH},aarch32) + override ENABLE_SPE_FOR_LOWER_ELS := 0 +endif + +# Include Memory Tagging Extension registers in cpu context. This must be set +# to 1 if the platform wants to use this feature in the Secure world and MTE is +# enabled at ELX. +CTX_INCLUDE_MTE_REGS := 0 + +ENABLE_AMU := 0 +ENABLE_AMU_AUXILIARY_COUNTERS := 0 +ENABLE_AMU_FCONF := 0 +AMU_RESTRICT_COUNTERS := 0 + +# Enable SVE for non-secure world by default +ENABLE_SVE_FOR_NS := 1 +# SVE is only supported on AArch64 so disable it on AArch32. +ifeq (${ARCH},aarch32) + override ENABLE_SVE_FOR_NS := 0 +endif +ENABLE_SVE_FOR_SWD := 0 + +# Default SVE vector length to maximum architected value +SVE_VECTOR_LEN := 2048 + +# SME defaults to disabled +ENABLE_SME_FOR_NS := 0 +ENABLE_SME_FOR_SWD := 0 + +# If SME is enabled then force SVE off +ifeq (${ENABLE_SME_FOR_NS},1) + override ENABLE_SVE_FOR_NS := 0 + override ENABLE_SVE_FOR_SWD := 0 +endif + +SANITIZE_UB := off + +# For ARMv8.1 (AArch64) platforms, enabling this option selects the spinlock +# implementation variant using the ARMv8.1-LSE compare-and-swap instruction. +# Default: disabled +USE_SPINLOCK_CAS := 0 + +# Enable Link Time Optimization +ENABLE_LTO := 0 + +# Build flag to include EL2 registers in cpu context save and restore during +# S-EL2 firmware entry/exit. This flag is to be used with SPD=spmd option. +# Default is 0. +CTX_INCLUDE_EL2_REGS := 0 + +# Enable Memory tag extension which is supported for architecture greater +# than Armv8.5-A +# By default it is set to "no" +SUPPORT_STACK_MEMTAG := no + +# Select workaround for AT speculative behaviour. +ERRATA_SPECULATIVE_AT := 0 + +# Trap RAS error record access from Non secure +RAS_TRAP_NS_ERR_REC_ACCESS := 0 + +# Build option to create cot descriptors using fconf +COT_DESC_IN_DTB := 0 + +# Build option to provide OpenSSL directory path +OPENSSL_DIR := /usr + +# Select the openssl binary provided in OPENSSL_DIR variable +ifeq ("$(wildcard ${OPENSSL_DIR}/bin)", "") + OPENSSL_BIN_PATH = ${OPENSSL_DIR}/apps +else + OPENSSL_BIN_PATH = ${OPENSSL_DIR}/bin +endif + +# Build option to use the SP804 timer instead of the generic one +USE_SP804_TIMER := 0 + +# Build option to define number of firmware banks, used in firmware update +# metadata structure. +NR_OF_FW_BANKS := 2 + +# Build option to define number of images in firmware bank, used in firmware +# update metadata structure. +NR_OF_IMAGES_IN_FW_BANK := 1 + +# Disable Firmware update support by default +PSA_FWU_SUPPORT := 0 + +# By default, disable access of trace buffer control registers from NS +# lower ELs i.e. NS-EL2, or NS-EL1 if NS-EL2 implemented but unused +# if FEAT_TRBE is implemented. +# Note FEAT_TRBE is only supported on AArch64 - therefore do not enable in +# AArch32. +ifneq (${ARCH},aarch32) + ENABLE_TRBE_FOR_NS := 0 +else + override ENABLE_TRBE_FOR_NS := 0 +endif + +# By default, disable access to branch record buffer control registers from NS +# lower ELs i.e. NS-EL2, or NS-EL1 if NS-EL2 implemented but unused +# if FEAT_BRBE is implemented. +ENABLE_BRBE_FOR_NS := 0 + +# By default, disable access of trace system registers from NS lower +# ELs i.e. NS-EL2, or NS-EL1 if NS-EL2 implemented but unused if +# system register trace is implemented. +ENABLE_SYS_REG_TRACE_FOR_NS := 0 + +# By default, disable trace filter control registers access to NS +# lower ELs, i.e. NS-EL2, or NS-EL1 if NS-EL2 implemented but unused +# if FEAT_TRF is implemented. +ENABLE_TRF_FOR_NS := 0 + +# In v8.6+ platforms with delayed trapping of WFE being supported +# via FEAT_TWED, this flag takes the delay value to be set in the +# SCR_EL3.TWEDEL(4bit) field, when FEAT_TWED is implemented. +# By default it takes 0, and need to be updated by the platforms. +TWED_DELAY := 0 + +# By default, disable the mocking of RSS provided services +PLAT_RSS_NOT_SUPPORTED := 0 + +# Dynamic Root of Trust for Measurement support +DRTM_SUPPORT := 0 + +# Check platform if cache management operations should be performed. +# Disabled by default. +CONDITIONAL_CMO := 0 diff --git a/make_helpers/msys.mk b/make_helpers/msys.mk new file mode 100644 index 0000000..7e60d57 --- /dev/null +++ b/make_helpers/msys.mk @@ -0,0 +1,20 @@ +# +# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# +# + +# OS specific definitions for builds in a Mingw32 MSYS environment. +# Mingw32 allows us to use some unix style commands on a windows platform. + +ifndef MSYS_MK + MSYS_MK := $(lastword $(MAKEFILE_LIST)) + + include ${MAKE_HELPERS_DIRECTORY}unix.mk + + # In MSYS executable files have the Windows .exe extension type. + BIN_EXT := .exe + +endif + diff --git a/make_helpers/plat_helpers.mk b/make_helpers/plat_helpers.mk new file mode 100644 index 0000000..a7ae9a2 --- /dev/null +++ b/make_helpers/plat_helpers.mk @@ -0,0 +1,38 @@ +# +# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +################################################################################ +# Helpers for finding and referencing platform directories +################################################################################ + +ifndef PLAT_HELPERS_MK + PLAT_HELPERS_MK := $(lastword $(MAKEFILE_LIST)) + + ifeq (${PLAT},) + $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform") + endif + + # TF_PLATFORM_ROOT can be overridden for when building tools directly + TF_PLATFORM_ROOT ?= plat/ + PLAT_MAKEFILE := platform.mk + + # Generate the platforms list by recursively searching for all directories + # under /plat containing a PLAT_MAKEFILE. Append each platform with a `|` + # char and strip out the final '|'. + ALL_PLATFORM_MK_FILES := $(call rwildcard,${TF_PLATFORM_ROOT},${PLAT_MAKEFILE}) + ALL_PLATFORM_DIRS := $(patsubst %/,%,$(dir ${ALL_PLATFORM_MK_FILES})) + ALL_PLATFORMS := $(sort $(notdir ${ALL_PLATFORM_DIRS})) + + PLAT_MAKEFILE_FULL := $(filter %/${PLAT}/${PLAT_MAKEFILE},${ALL_PLATFORM_MK_FILES}) + PLATFORM_LIST := $(subst ${space},|,${ALL_PLATFORMS}) + ifeq ($(PLAT_MAKEFILE_FULL),) + $(error "Error: Invalid platform. The following platforms are available: ${PLATFORM_LIST}") + endif + + # Record the directory where the platform make file was found. + PLAT_DIR := $(dir ${PLAT_MAKEFILE_FULL}) + +endif diff --git a/make_helpers/tbbr/tbbr_tools.mk b/make_helpers/tbbr/tbbr_tools.mk new file mode 100644 index 0000000..5ef2d85 --- /dev/null +++ b/make_helpers/tbbr/tbbr_tools.mk @@ -0,0 +1,140 @@ +# +# Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# This file defines the keys and certificates that must be created to establish +# a Chain of Trust following the TBBR document. These definitions include the +# command line options passed to the cert_create and fiptool commands. +# +# Expected environment: +# +# BUILD_PLAT: output directory +# NEED_BL2: indicates whether BL2 is needed by the platform +# NEED_BL32: indicates whether BL32 is needed by the platform +# BL2: image filename (optional). Default is IMG_BIN(2) (see macro IMG_BIN) +# SCP_BL2: image filename (optional). Default is IMG_BIN(30) +# BL31: image filename (optional). Default is IMG_BIN(31) +# BL32: image filename (optional). Default is IMG_BIN(32) +# BL33: image filename (optional). Default is IMG_BIN(33) +# +# Build options added by this file: +# +# KEY_ALG +# KEY_SIZE +# ROT_KEY +# PROT_KEY +# PLAT_KEY +# SWD_ROT_KEY +# CORE_SWD_KEY +# TRUSTED_WORLD_KEY +# NON_TRUSTED_WORLD_KEY +# SCP_BL2_KEY +# BL31_KEY +# BL32_KEY +# BL33_KEY +# + +# Certificate generation tool default parameters +TRUSTED_KEY_CERT ?= ${BUILD_PLAT}/trusted_key.crt +FWU_CERT := ${BUILD_PLAT}/fwu_cert.crt + +# Default non-volatile counter values (overridable by the platform) +TFW_NVCTR_VAL ?= 0 +NTFW_NVCTR_VAL ?= 0 + +# Pass the non-volatile counters to the cert_create tool +$(eval $(call CERT_ADD_CMD_OPT,${TFW_NVCTR_VAL},--tfw-nvctr)) +$(eval $(call CERT_ADD_CMD_OPT,${NTFW_NVCTR_VAL},--ntfw-nvctr)) + +# Add Trusted Key certificate to the fiptool and cert_create command line options +ifneq (${COT},cca) +$(eval $(call TOOL_ADD_PAYLOAD,${TRUSTED_KEY_CERT},--trusted-key-cert)) +else +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/cca.crt,--cca-cert)) +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/core-swd.crt,--core-swd-cert)) +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/plat-key.crt,--plat-key-cert)) +endif + +# Add fwu certificate to the fiptool and cert_create command line options +ifneq (${COT},cca) +$(eval $(call TOOL_ADD_PAYLOAD,${FWU_CERT},--fwu-cert,,FWU_)) +endif + +# Add the keys to the cert_create command line options (private keys are NOT +# packed in the FIP). Developers can use their own keys by specifying the proper +# build option in the command line when building the Trusted Firmware +$(if ${KEY_ALG},$(eval $(call CERT_ADD_CMD_OPT,${KEY_ALG},--key-alg))) +$(if ${KEY_ALG},$(eval $(call CERT_ADD_CMD_OPT,${KEY_ALG},--key-alg,FWU_))) +$(if ${KEY_SIZE},$(eval $(call CERT_ADD_CMD_OPT,${KEY_SIZE},--key-size))) +$(if ${KEY_SIZE},$(eval $(call CERT_ADD_CMD_OPT,${KEY_SIZE},--key-size,FWU_))) +$(if ${HASH_ALG},$(eval $(call CERT_ADD_CMD_OPT,${HASH_ALG},--hash-alg))) +$(if ${HASH_ALG},$(eval $(call CERT_ADD_CMD_OPT,${HASH_ALG},--hash-alg,FWU_))) +$(if ${ROT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${ROT_KEY},--rot-key))) +$(if ${ROT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${ROT_KEY},--rot-key,FWU_))) +$(if ${PROT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${PROT_KEY},--prot-key))) +$(if ${PLAT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${PLAT_KEY},--plat-key))) +$(if ${SWD_ROT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${SWD_ROT_KEY},--swd-rot-key))) +$(if ${CORE_SWD_KEY},$(eval $(call CERT_ADD_CMD_OPT,${CORE_SWD_KEY},--core-swd-key))) +$(if ${TRUSTED_WORLD_KEY},$(eval $(call CERT_ADD_CMD_OPT,${TRUSTED_WORLD_KEY},--trusted-world-key))) +$(if ${NON_TRUSTED_WORLD_KEY},$(eval $(call CERT_ADD_CMD_OPT,${NON_TRUSTED_WORLD_KEY},--non-trusted-world-key))) + + +# Add the BL2 CoT (image cert) +ifeq (${NEED_BL2},yes) +ifeq (${BL2_AT_EL3}, 0) +ifneq (${COT},cca) +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/tb_fw.crt,--tb-fw-cert)) +endif +endif +endif + +# Add the SCP_BL2 CoT (key cert + img cert) +ifneq (${SCP_BL2},) +ifneq (${COT},cca) + $(if ${SCP_BL2_KEY},$(eval $(call CERT_ADD_CMD_OPT,${SCP_BL2_KEY},--scp-fw-key))) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/scp_fw_content.crt,--scp-fw-cert)) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/scp_fw_key.crt,--scp-fw-key-cert)) +endif +endif + +ifeq (${ARCH},aarch64) +ifeq (${NEED_BL31},yes) +# Add the BL31 CoT (key cert + img cert) +$(if ${BL31_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL31_KEY},--soc-fw-key))) +ifneq (${COT},cca) +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/soc_fw_content.crt,--soc-fw-cert)) +$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/soc_fw_key.crt,--soc-fw-key-cert)) +endif +endif +endif + +# Add the BL32 CoT (key cert + img cert) +ifeq (${NEED_BL32},yes) + $(if ${BL32_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL32_KEY},--tos-fw-key))) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/tos_fw_content.crt,--tos-fw-cert)) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/tos_fw_key.crt,--tos-fw-key-cert)) +endif + +# Add the BL33 CoT (key cert + img cert) +ifneq (${BL33},) + $(if ${BL33_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL33_KEY},--nt-fw-key))) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/nt_fw_content.crt,--nt-fw-cert)) +ifneq (${COT},dualroot) + ifneq (${COT},cca) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/nt_fw_key.crt,--nt-fw-key-cert)) + endif +endif +endif + +# Add SiP owned Secure Partitions CoT (image cert) +ifneq (${SP_LAYOUT_FILE},) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/sip_sp_content.crt,--sip-sp-cert)) +ifeq (${COT},dualroot) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/plat_sp_content.crt,--plat-sp-cert)) +endif +ifeq (${COT},cca) + $(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/plat_sp_content.crt,--plat-sp-cert)) +endif +endif diff --git a/make_helpers/unix.mk b/make_helpers/unix.mk new file mode 100644 index 0000000..545ddfd --- /dev/null +++ b/make_helpers/unix.mk @@ -0,0 +1,60 @@ +# +# Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# Trusted Firmware shell command definitions for a Unix style environment. + +ifndef UNIX_MK + UNIX_MK := $(lastword $(MAKEFILE_LIST)) + + ECHO_BLANK_LINE := echo + ECHO_QUIET := @\# + + DIR_DELIM := / + PATH_SEP := : + + # These defines provide Unix style equivalents of the shell commands + # required by the Trusted Firmware build environment. + + # ${1} is the file to be copied. + # ${2} is the destination file name. + define SHELL_COPY + ${Q}cp -f "${1}" "${2}" + endef + + # ${1} is the directory to be copied. + # ${2} is the destination directory path. + define SHELL_COPY_TREE + ${Q}cp -rf "${1}" "${2}" + endef + + # ${1} is the file to be deleted. + define SHELL_DELETE + -${Q}rm -f "${1}" + endef + + # ${1} is a space delimited list of files to be deleted. + # Note that we do not quote ${1}, as multiple parameters may be passed. + define SHELL_DELETE_ALL + -${Q}rm -rf ${1} + endef + + # ${1} is the directory to be generated. + # ${2} is optional, and allows a prerequisite to be specified. + # Do nothing if $1 == $2, to ignore self dependencies. + define MAKE_PREREQ_DIR + ifneq (${1},${2}) + +${1} : ${2} + ${Q}mkdir -p "${1}" + + endif + endef + + define SHELL_REMOVE_DIR + -${Q}rm -rf "${1}" + endef + +endif diff --git a/make_helpers/windows.mk b/make_helpers/windows.mk new file mode 100644 index 0000000..b6d6f0b --- /dev/null +++ b/make_helpers/windows.mk @@ -0,0 +1,91 @@ +# +# Copyright (c) 2016-2022, Arm Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# OS specific parts for builds in a Windows_NT environment. The +# environment variable OS is set to Windows_NT on all modern Windows platforms + +# Include generic windows command definitions. + +ifndef WINDOWS_MK + WINDOWS_MK := $(lastword $(MAKEFILE_LIST)) + + ECHO_BLANK_LINE := @cmd /c echo. + ECHO_QUIET := @rem + DIR_DELIM := $(strip \) + BIN_EXT := .exe + PATH_SEP := ; + + # For some Windows native commands there is a problem with the directory delimiter. + # Make uses / (slash) and the commands expect \ (backslash) + # We have to provide a means of translating these, so we define local functions. + + # ${1} is the file to be copied. + # ${2} is the destination file name. + define SHELL_COPY + $(eval tmp_from_file:=$(subst /,\,${1})) + $(eval tmp_to_file:=$(subst /,\,${2})) + copy "${tmp_from_file}" "${tmp_to_file}" + endef + + # ${1} is the directory to be copied. + # ${2} is the destination directory path. + define SHELL_COPY_TREE + $(eval tmp_from_dir:=$(subst /,\,${1})) + $(eval tmp_to_dir:=$(subst /,\,${2})) + xcopy /HIVE "${tmp_from_dir}" "${tmp_to_dir}" + endef + + # ${1} is the file to be deleted. + define SHELL_DELETE + $(eval tmp_del_file:=$(subst /,\,${*})) + -@if exist $(tmp_del_file) del /Q $(tmp_del_file) + endef + + # ${1} is a space delimited list of files to be deleted. + define SHELL_DELETE_ALL + $(eval $(foreach filename,$(wildcard ${1}),$(call DELETE_IF_THERE,${filename}))) + endef + + # ${1} is the directory to be generated. + # ${2} is optional, and allows prerequisites to be specified. + # Do nothing if $1 == $2, to ignore self dependencies. + define MAKE_PREREQ_DIR + ifneq (${1},${2}) + +${1} : ${2} + $(eval tmp_dir:=$(subst /,\,${1})) + -@if not exist "$(tmp_dir)" mkdir "${tmp_dir}" + + endif + endef + + # ${1} is the directory to be removed. + define SHELL_REMOVE_DIR + $(eval tmp_dir:=$(subst /,\,${1})) + -@if exist "$(tmp_dir)" rd /Q /S "$(tmp_dir)" + endef + +endif + +# Because git is not available from CMD.EXE, we need to avoid +# the BUILD_STRING generation which uses git. +# For now we use "development build". +# This can be overridden from the command line or environment. +BUILD_STRING ?= development build + +# The DOS echo shell command does not strip ' characters from the command +# parameters before printing. We therefore use an alternative method invoked +# by defining the MAKE_BUILD_STRINGS macro. +BUILT_TIME_DATE_STRING = const char build_message[] = "Built : "${BUILD_MESSAGE_TIMESTAMP}; +VERSION_STRING_MESSAGE = const char version_string[] = "${VERSION_STRING}"; +VERSION_MESSAGE = const char version[] = "${VERSION}"; +define MAKE_BUILD_STRINGS + @echo $$(BUILT_TIME_DATE_STRING) $$(VERSION_STRING_MESSAGE) $$(VERSION_MESSAGE) | \ + $$(CC) $$(TF_CFLAGS) $$(CFLAGS) -x c -c - -o $1 +endef + +MSVC_NMAKE := nmake.exe + |