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switch-l4t-atf/Makefile
Arve Hjønnevåg eff737c1d9 Fix clang build if CC is not in the path. 
If CC points to clang the linker was set to ld.lld. Copy the diectory
name from CC is it has one.

Change-Id: I50aef5dddee4d2540b12b6d4e68068ad004446f7
Signed-off-by: Arve Hjønnevåg <arve@android.com>
2020-02-12 19:06:29 +00:00

1144 lines
37 KiB
Makefile
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#
# Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
#
# Trusted Firmware Version
#
VERSION_MAJOR := 2
VERSION_MINOR := 2
# Default goal is build all images
.DEFAULT_GOAL := all
# Avoid any implicit propagation of command line variable definitions to
# sub-Makefiles, like CFLAGS that we reserved for the firmware images'
# usage. Other command line options like "-s" are still propagated as usual.
MAKEOVERRIDES =
MAKE_HELPERS_DIRECTORY := make_helpers/
include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
include ${MAKE_HELPERS_DIRECTORY}build_env.mk
################################################################################
# Default values for build configurations, and their dependencies
################################################################################
include ${MAKE_HELPERS_DIRECTORY}defaults.mk
# Assertions enabled for DEBUG builds by default
ENABLE_ASSERTIONS := ${DEBUG}
ENABLE_PMF := ${ENABLE_RUNTIME_INSTRUMENTATION}
PLAT := ${DEFAULT_PLAT}
################################################################################
# Checkpatch script options
################################################################################
CHECKCODE_ARGS := --no-patch
# Do not check the coding style on imported library files or documentation files
INC_LIB_DIRS_TO_CHECK := $(sort $(filter-out \
include/lib/libfdt \
include/lib/libc, \
$(wildcard include/lib/*)))
INC_DIRS_TO_CHECK := $(sort $(filter-out \
include/lib, \
$(wildcard include/*)))
LIB_DIRS_TO_CHECK := $(sort $(filter-out \
lib/compiler-rt \
lib/libfdt% \
lib/libc, \
$(wildcard lib/*)))
ROOT_DIRS_TO_CHECK := $(sort $(filter-out \
lib \
include \
docs \
%.rst, \
$(wildcard *)))
CHECK_PATHS := ${ROOT_DIRS_TO_CHECK} \
${INC_DIRS_TO_CHECK} \
${INC_LIB_DIRS_TO_CHECK} \
${LIB_DIRS_TO_CHECK}
################################################################################
# Process build options
################################################################################
# Verbose flag
ifeq (${V},0)
Q:=@
ECHO:=@echo
CHECKCODE_ARGS += --no-summary --terse
else
Q:=
ECHO:=$(ECHO_QUIET)
endif
ifneq ($(findstring s,$(filter-out --%,$(MAKEFLAGS))),)
Q:=@
ECHO:=$(ECHO_QUIET)
endif
export Q ECHO
# Process Debug flag
$(eval $(call add_define,DEBUG))
ifneq (${DEBUG}, 0)
BUILD_TYPE := debug
TF_CFLAGS += -g
ifneq ($(findstring clang,$(notdir $(CC))),)
ASFLAGS += -g
else
ASFLAGS += -g -Wa,--gdwarf-2
endif
# Use LOG_LEVEL_INFO by default for debug builds
LOG_LEVEL := 40
else
BUILD_TYPE := release
# Use LOG_LEVEL_NOTICE by default for release builds
LOG_LEVEL := 20
endif
# Default build string (git branch and commit)
ifeq (${BUILD_STRING},)
BUILD_STRING := $(shell git describe --always --dirty --tags 2> /dev/null)
endif
VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
# The cert_create tool cannot generate certificates individually, so we use the
# target 'certificates' to create them all
ifneq (${GENERATE_COT},0)
FIP_DEPS += certificates
FWU_FIP_DEPS += fwu_certificates
endif
# Process BRANCH_PROTECTION value and set
# Pointer Authentication and Branch Target Identification flags
ifeq (${BRANCH_PROTECTION},0)
# Default value turns off all types of branch protection
BP_OPTION := none
else ifneq (${ARCH},aarch64)
$(error BRANCH_PROTECTION requires AArch64)
else ifeq (${BRANCH_PROTECTION},1)
# Enables all types of branch protection features
BP_OPTION := standard
ENABLE_BTI := 1
ENABLE_PAUTH := 1
else ifeq (${BRANCH_PROTECTION},2)
# Return address signing to its standard level
BP_OPTION := pac-ret
ENABLE_PAUTH := 1
else ifeq (${BRANCH_PROTECTION},3)
# Extend the signing to include leaf functions
BP_OPTION := pac-ret+leaf
ENABLE_PAUTH := 1
else
$(error Unknown BRANCH_PROTECTION value ${BRANCH_PROTECTION})
endif
# USE_SPINLOCK_CAS requires AArch64 build
ifeq (${USE_SPINLOCK_CAS},1)
ifneq (${ARCH},aarch64)
$(error USE_SPINLOCK_CAS requires AArch64)
else
$(info USE_SPINLOCK_CAS is an experimental feature)
endif
endif
# USE_DEBUGFS experimental feature recommended only in debug builds
ifeq (${USE_DEBUGFS},1)
ifeq (${DEBUG},1)
$(warning DEBUGFS experimental feature is enabled.)
else
$(warning DEBUGFS experimental, recommended in DEBUG builds ONLY)
endif
endif
################################################################################
# Toolchain
################################################################################
HOSTCC := gcc
export HOSTCC
CC := ${CROSS_COMPILE}gcc
CPP := ${CROSS_COMPILE}cpp
AS := ${CROSS_COMPILE}gcc
AR := ${CROSS_COMPILE}ar
LINKER := ${CROSS_COMPILE}ld
OC := ${CROSS_COMPILE}objcopy
OD := ${CROSS_COMPILE}objdump
NM := ${CROSS_COMPILE}nm
PP := ${CROSS_COMPILE}gcc -E
DTC := dtc
# Use ${LD}.bfd instead if it exists (as absolute path or together with $PATH).
ifneq ($(strip $(wildcard ${LD}.bfd) \
$(foreach dir,$(subst :, ,${PATH}),$(wildcard ${dir}/${LINKER}.bfd))),)
LINKER := ${LINKER}.bfd
endif
ifeq (${ARM_ARCH_MAJOR},7)
target32-directive = -target arm-none-eabi
# Will set march32-directive from platform configuration
else
target32-directive = -target armv8a-none-eabi
# Set the compiler's target architecture profile based on ARM_ARCH_MINOR option
ifeq (${ARM_ARCH_MINOR},0)
march32-directive = -march=armv8-a
march64-directive = -march=armv8-a
else
march32-directive = -march=armv8.${ARM_ARCH_MINOR}-a
march64-directive = -march=armv8.${ARM_ARCH_MINOR}-a
endif
endif
ifneq ($(findstring armclang,$(notdir $(CC))),)
TF_CFLAGS_aarch32 = -target arm-arm-none-eabi $(march32-directive)
TF_CFLAGS_aarch64 = -target aarch64-arm-none-eabi $(march64-directive)
LD = $(LINKER)
AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
CPP = $(CC) -E $(TF_CFLAGS_$(ARCH))
PP = $(CC) -E $(TF_CFLAGS_$(ARCH))
else ifneq ($(findstring clang,$(notdir $(CC))),)
CLANG_CCDIR = $(if $(filter-out ./,$(dir $(CC))),$(dir $(CC)),)
TF_CFLAGS_aarch32 = $(target32-directive) $(march32-directive)
TF_CFLAGS_aarch64 = -target aarch64-elf $(march64-directive)
LD = $(CLANG_CCDIR)ld.lld
ifeq (, $(shell which $(LD)))
$(error "No $(LD) in PATH, make sure it is installed or set LD to a different linker")
endif
AS = $(CC) -c -x assembler-with-cpp $(TF_CFLAGS_$(ARCH))
CPP = $(CC) -E
PP = $(CC) -E
else ifneq ($(findstring gcc,$(notdir $(CC))),)
TF_CFLAGS_aarch32 = $(march32-directive)
TF_CFLAGS_aarch64 = $(march64-directive)
ifeq ($(ENABLE_LTO),1)
# Enable LTO only for aarch64
ifeq (${ARCH},aarch64)
LTO_CFLAGS = -flto
# Use gcc as a wrapper for the ld, recommended for LTO
LINKER := ${CROSS_COMPILE}gcc
endif
endif
LD = $(LINKER)
else
TF_CFLAGS_aarch32 = $(march32-directive)
TF_CFLAGS_aarch64 = $(march64-directive)
LD = $(LINKER)
endif
ifeq (${AARCH32_INSTRUCTION_SET},A32)
TF_CFLAGS_aarch32 += -marm
else ifeq (${AARCH32_INSTRUCTION_SET},T32)
TF_CFLAGS_aarch32 += -mthumb
else
$(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET})
endif
TF_CFLAGS_aarch32 += -mno-unaligned-access
TF_CFLAGS_aarch64 += -mgeneral-regs-only -mstrict-align
ifneq (${BP_OPTION},none)
TF_CFLAGS_aarch64 += -mbranch-protection=${BP_OPTION}
endif
ASFLAGS_aarch32 = $(march32-directive)
ASFLAGS_aarch64 = $(march64-directive)
# General warnings
WARNINGS := -Wall -Wmissing-include-dirs -Wunused \
-Wdisabled-optimization -Wvla -Wshadow \
-Wno-unused-parameter -Wredundant-decls
# Additional warnings
# Level 1
WARNING1 := -Wextra
WARNING1 += -Wmissing-format-attribute
WARNING1 += -Wmissing-prototypes
WARNING1 += -Wold-style-definition
# Level 2
WARNING2 := -Waggregate-return
WARNING2 += -Wcast-align
WARNING2 += -Wnested-externs
WARNING3 := -Wbad-function-cast
WARNING3 += -Wcast-qual
WARNING3 += -Wconversion
WARNING3 += -Wpacked
WARNING3 += -Wpointer-arith
WARNING3 += -Wswitch-default
ifeq (${W},1)
WARNINGS += $(WARNING1)
else ifeq (${W},2)
WARNINGS += $(WARNING1) $(WARNING2)
else ifeq (${W},3)
WARNINGS += $(WARNING1) $(WARNING2) $(WARNING3)
endif
# Compiler specific warnings
ifeq ($(findstring clang,$(notdir $(CC))),)
# not using clang
WARNINGS += -Wunused-but-set-variable -Wmaybe-uninitialized \
-Wpacked-bitfield-compat -Wshift-overflow=2 \
-Wlogical-op
else
# using clang
WARNINGS += -Wshift-overflow -Wshift-sign-overflow \
-Wlogical-op-parentheses
endif
ifneq (${E},0)
ERRORS := -Werror
endif
CPPFLAGS = ${DEFINES} ${INCLUDES} ${MBEDTLS_INC} -nostdinc \
$(ERRORS) $(WARNINGS)
ASFLAGS += $(CPPFLAGS) $(ASFLAGS_$(ARCH)) \
-ffreestanding -Wa,--fatal-warnings
TF_CFLAGS += $(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) \
-ffunction-sections -fdata-sections \
-ffreestanding -fno-builtin -fno-common \
-Os -std=gnu99
ifeq (${SANITIZE_UB},on)
TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover
endif
ifeq (${SANITIZE_UB},trap)
TF_CFLAGS += -fsanitize=undefined -fno-sanitize-recover \
-fsanitize-undefined-trap-on-error
endif
GCC_V_OUTPUT := $(shell $(CC) -v 2>&1)
# LD = armlink
ifneq ($(findstring armlink,$(notdir $(LD))),)
TF_LDFLAGS += --diag_error=warning --lto_level=O1
TF_LDFLAGS += --remove --info=unused,unusedsymbols
TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH))
# LD = gcc (used when GCC LTO is enabled)
else ifneq ($(findstring gcc,$(notdir $(LD))),)
# Pass ld options with Wl or Xlinker switches
TF_LDFLAGS += -Wl,--fatal-warnings -O1
TF_LDFLAGS += -Wl,--gc-sections
ifeq ($(ENABLE_LTO),1)
ifeq (${ARCH},aarch64)
TF_LDFLAGS += -flto -fuse-linker-plugin
endif
endif
# GCC automatically adds fix-cortex-a53-843419 flag when used to link
# which breaks some builds, so disable if errata fix is not explicitly enabled
ifneq (${ERRATA_A53_843419},1)
TF_LDFLAGS += -mno-fix-cortex-a53-843419
endif
TF_LDFLAGS += -nostdlib
TF_LDFLAGS += $(subst --,-Xlinker --,$(TF_LDFLAGS_$(ARCH)))
# LD = gcc-ld (ld) or llvm-ld (ld.lld) or other
else
TF_LDFLAGS += --fatal-warnings -O1
TF_LDFLAGS += --gc-sections
# ld.lld doesn't recognize the errata flags,
# therefore don't add those in that case
ifeq ($(findstring ld.lld,$(notdir $(LD))),)
TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH))
endif
endif
DTC_FLAGS += -I dts -O dtb
DTC_CPPFLAGS += -P -nostdinc -Iinclude -Ifdts -undef -x assembler-with-cpp
################################################################################
# Common sources and include directories
################################################################################
include lib/compiler-rt/compiler-rt.mk
BL_COMMON_SOURCES += common/bl_common.c \
common/tf_log.c \
common/${ARCH}/debug.S \
drivers/console/multi_console.c \
lib/${ARCH}/cache_helpers.S \
lib/${ARCH}/misc_helpers.S \
plat/common/plat_bl_common.c \
plat/common/plat_log_common.c \
plat/common/${ARCH}/plat_common.c \
plat/common/${ARCH}/platform_helpers.S \
${COMPILER_RT_SRCS}
ifeq ($(notdir $(CC)),armclang)
BL_COMMON_SOURCES += lib/${ARCH}/armclang_printf.S
endif
ifeq (${SANITIZE_UB},on)
BL_COMMON_SOURCES += plat/common/ubsan.c
endif
INCLUDES += -Iinclude \
-Iinclude/arch/${ARCH} \
-Iinclude/lib/cpus/${ARCH} \
-Iinclude/lib/el3_runtime/${ARCH} \
${PLAT_INCLUDES} \
${SPD_INCLUDES}
include common/backtrace/backtrace.mk
################################################################################
# Generic definitions
################################################################################
include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
BUILD_BASE := ./build
BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
SPDS := $(sort $(filter-out none, $(patsubst services/spd/%,%,$(wildcard services/spd/*))))
# Platforms providing their own TBB makefile may override this value
INCLUDE_TBBR_MK := 1
################################################################################
# Include SPD Makefile if one has been specified
################################################################################
ifneq (${SPD},none)
ifeq (${ARCH},aarch32)
$(error "Error: SPD is incompatible with AArch32.")
endif
ifdef EL3_PAYLOAD_BASE
$(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
$(warning "The SPD and its BL32 companion will be present but ignored.")
endif
ifeq (${SPD},spmd)
# SPMD is located in std_svc directory
SPD_DIR := std_svc
else
# All other SPDs in spd directory
SPD_DIR := spd
endif
# We expect to locate an spd.mk under the specified SPD directory
SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
ifeq (${SPD_MAKE},)
$(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
endif
$(info Including ${SPD_MAKE})
include ${SPD_MAKE}
# If there's BL32 companion for the chosen SPD, we expect that the SPD's
# Makefile would set NEED_BL32 to "yes". In this case, the build system
# supports two mutually exclusive options:
# * BL32 is built from source: then BL32_SOURCES must contain the list
# of source files to build BL32
# * BL32 is a prebuilt binary: then BL32 must point to the image file
# that will be included in the FIP
# If both BL32_SOURCES and BL32 are defined, the binary takes precedence
# over the sources.
endif
################################################################################
# Include the platform specific Makefile after the SPD Makefile (the platform
# makefile may use all previous definitions in this file)
################################################################################
include ${PLAT_MAKEFILE_FULL}
$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
ifeq (${ARM_ARCH_MAJOR},7)
include make_helpers/armv7-a-cpus.mk
endif
PIE_FOUND := $(findstring --enable-default-pie,${GCC_V_OUTPUT})
ifneq ($(PIE_FOUND),)
TF_CFLAGS += -fno-PIE
endif
ifneq ($(findstring gcc,$(notdir $(LD))),)
PIE_LDFLAGS += -Wl,-pie -Wl,--no-dynamic-linker
else
PIE_LDFLAGS += -pie --no-dynamic-linker
endif
ifeq ($(ENABLE_PIE),1)
ifeq ($(BL2_AT_EL3),1)
ifneq ($(BL2_IN_XIP_MEM),1)
BL2_CFLAGS += -fpie
BL2_LDFLAGS += $(PIE_LDFLAGS)
endif
endif
BL31_CFLAGS += -fpie
BL31_LDFLAGS += $(PIE_LDFLAGS)
ifeq ($(ARCH),aarch64)
BL32_CFLAGS += -fpie
BL32_LDFLAGS += $(PIE_LDFLAGS)
endif
endif
# Include the CPU specific operations makefile, which provides default
# values for all CPU errata workarounds and CPU specific optimisations.
# This can be overridden by the platform.
include lib/cpus/cpu-ops.mk
ifeq (${ARCH},aarch32)
NEED_BL32 := yes
################################################################################
# Build `AARCH32_SP` as BL32 image for AArch32
################################################################################
ifneq (${AARCH32_SP},none)
# We expect to locate an sp.mk under the specified AARCH32_SP directory
AARCH32_SP_MAKE := $(wildcard bl32/${AARCH32_SP}/${AARCH32_SP}.mk)
ifeq (${AARCH32_SP_MAKE},)
$(error Error: No bl32/${AARCH32_SP}/${AARCH32_SP}.mk located)
endif
$(info Including ${AARCH32_SP_MAKE})
include ${AARCH32_SP_MAKE}
endif
endif
################################################################################
# Include libc if not overridden
################################################################################
ifeq (${OVERRIDE_LIBC},0)
include lib/libc/libc.mk
endif
################################################################################
# Check incompatible options
################################################################################
ifdef EL3_PAYLOAD_BASE
ifdef PRELOADED_BL33_BASE
$(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \
incompatible build options. EL3_PAYLOAD_BASE has priority.")
endif
ifneq (${GENERATE_COT},0)
$(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible build options.")
endif
ifneq (${TRUSTED_BOARD_BOOT},0)
$(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are incompatible build options.")
endif
endif
ifeq (${NEED_BL33},yes)
ifdef EL3_PAYLOAD_BASE
$(warning "BL33 image is not needed when option \
BL33_PAYLOAD_BASE is used and won't be added to the FIP file.")
endif
ifdef PRELOADED_BL33_BASE
$(warning "BL33 image is not needed when option \
PRELOADED_BL33_BASE is used and won't be added to the FIP \
file.")
endif
endif
# When building for systems with hardware-assisted coherency, there's no need to
# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1)
$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
endif
#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
endif
# For RAS_EXTENSION, require that EAs are handled in EL3 first
ifeq ($(RAS_EXTENSION),1)
ifneq ($(HANDLE_EA_EL3_FIRST),1)
$(error For RAS_EXTENSION, HANDLE_EA_EL3_FIRST must also be 1)
endif
endif
# When FAULT_INJECTION_SUPPORT is used, require that RAS_EXTENSION is enabled
ifeq ($(FAULT_INJECTION_SUPPORT),1)
ifneq ($(RAS_EXTENSION),1)
$(error For FAULT_INJECTION_SUPPORT, RAS_EXTENSION must also be 1)
endif
endif
# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1
ifeq ($(DYN_DISABLE_AUTH), 1)
ifeq (${TRUSTED_BOARD_BOOT}, 0)
$(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH to be set.")
endif
endif
# If pointer authentication is used in the firmware, make sure that all the
# registers associated to it are also saved and restored.
# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
ifeq ($(ENABLE_PAUTH),1)
ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
$(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS=1)
endif
endif
ifeq ($(CTX_INCLUDE_PAUTH_REGS),1)
ifneq (${ARCH},aarch64)
$(error CTX_INCLUDE_PAUTH_REGS requires AArch64)
else
$(info CTX_INCLUDE_PAUTH_REGS is an experimental feature)
endif
endif
ifeq ($(ENABLE_PAUTH),1)
$(info Pointer Authentication is an experimental feature)
endif
ifeq ($(ENABLE_BTI),1)
$(info Branch Protection is an experimental feature)
endif
ifeq ($(CTX_INCLUDE_MTE_REGS),1)
ifneq (${ARCH},aarch64)
$(error CTX_INCLUDE_MTE_REGS requires AArch64)
else
$(info CTX_INCLUDE_MTE_REGS is an experimental feature)
endif
endif
ifeq ($(MEASURED_BOOT),1)
ifneq (${TRUSTED_BOARD_BOOT},1)
$(error MEASURED_BOOT requires TRUSTED_BOARD_BOOT=1")
else
$(info MEASURED_BOOT is an experimental feature)
endif
endif
################################################################################
# Process platform overrideable behaviour
################################################################################
# Using BL2 implies that a BL33 image also needs to be supplied for the FIP and
# Certificate generation tools. This flag can be overridden by the platform.
ifdef BL2_SOURCES
ifdef EL3_PAYLOAD_BASE
# If booting an EL3 payload there is no need for a BL33 image
# in the FIP file.
NEED_BL33 := no
else
ifdef PRELOADED_BL33_BASE
# If booting a BL33 preloaded image there is no need of
# another one in the FIP file.
NEED_BL33 := no
else
NEED_BL33 ?= yes
endif
endif
endif
# If SCP_BL2 is given, we always want FIP to include it.
ifdef SCP_BL2
NEED_SCP_BL2 := yes
endif
# For AArch32, BL31 is not currently supported.
ifneq (${ARCH},aarch32)
ifdef BL31_SOURCES
# When booting an EL3 payload, there is no need to compile the BL31 image nor
# put it in the FIP.
ifndef EL3_PAYLOAD_BASE
NEED_BL31 := yes
endif
endif
endif
# Process TBB related flags
ifneq (${GENERATE_COT},0)
# Common cert_create options
ifneq (${CREATE_KEYS},0)
$(eval CRT_ARGS += -n)
$(eval FWU_CRT_ARGS += -n)
ifneq (${SAVE_KEYS},0)
$(eval CRT_ARGS += -k)
$(eval FWU_CRT_ARGS += -k)
endif
endif
# Include TBBR makefile (unless the platform indicates otherwise)
ifeq (${INCLUDE_TBBR_MK},1)
include make_helpers/tbbr/tbbr_tools.mk
endif
endif
ifneq (${FIP_ALIGN},0)
FIP_ARGS += --align ${FIP_ALIGN}
endif
################################################################################
# Include libraries' Makefile that are used in all BL
################################################################################
include lib/stack_protector/stack_protector.mk
################################################################################
# Auxiliary tools (fiptool, cert_create, etc)
################################################################################
# Variables for use with Certificate Generation Tool
CRTTOOLPATH ?= tools/cert_create
CRTTOOL ?= ${CRTTOOLPATH}/cert_create${BIN_EXT}
# Variables for use with Firmware Image Package
FIPTOOLPATH ?= tools/fiptool
FIPTOOL ?= ${FIPTOOLPATH}/fiptool${BIN_EXT}
# Variables for use with sptool
SPTOOLPATH ?= tools/sptool
SPTOOL ?= ${SPTOOLPATH}/sptool${BIN_EXT}
# Variables for use with ROMLIB
ROMLIBPATH ?= lib/romlib
# Variable for use with Python
PYTHON ?= python3
# Variables for use with PRINT_MEMORY_MAP
PRINT_MEMORY_MAP_PATH ?= tools/memory
PRINT_MEMORY_MAP ?= ${PRINT_MEMORY_MAP_PATH}/print_memory_map.py
# Variables for use with documentation build using Sphinx tool
DOCS_PATH ?= docs
################################################################################
# Include BL specific makefiles
################################################################################
ifdef BL1_SOURCES
NEED_BL1 := yes
include bl1/bl1.mk
endif
ifdef BL2_SOURCES
NEED_BL2 := yes
include bl2/bl2.mk
endif
ifdef BL2U_SOURCES
NEED_BL2U := yes
include bl2u/bl2u.mk
endif
ifeq (${NEED_BL31},yes)
ifdef BL31_SOURCES
include bl31/bl31.mk
endif
endif
ifdef FDT_SOURCES
NEED_FDT := yes
endif
################################################################################
# Build options checks
################################################################################
$(eval $(call assert_boolean,COLD_BOOT_SINGLE_CPU))
$(eval $(call assert_boolean,CREATE_KEYS))
$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS))
$(eval $(call assert_boolean,DEBUG))
$(eval $(call assert_boolean,DYN_DISABLE_AUTH))
$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
$(eval $(call assert_boolean,ENABLE_AMU))
$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS))
$(eval $(call assert_boolean,ENABLE_PIE))
$(eval $(call assert_boolean,ENABLE_PMF))
$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
$(eval $(call assert_boolean,ENABLE_RUNTIME_INSTRUMENTATION))
$(eval $(call assert_boolean,ENABLE_SPE_FOR_LOWER_ELS))
$(eval $(call assert_boolean,ENABLE_SVE_FOR_NS))
$(eval $(call assert_boolean,ERROR_DEPRECATED))
$(eval $(call assert_boolean,FAULT_INJECTION_SUPPORT))
$(eval $(call assert_boolean,GENERATE_COT))
$(eval $(call assert_boolean,GICV2_G0_FOR_EL3))
$(eval $(call assert_boolean,HANDLE_EA_EL3_FIRST))
$(eval $(call assert_boolean,HW_ASSISTED_COHERENCY))
$(eval $(call assert_boolean,MEASURED_BOOT))
$(eval $(call assert_boolean,NS_TIMER_SWITCH))
$(eval $(call assert_boolean,OVERRIDE_LIBC))
$(eval $(call assert_boolean,PL011_GENERIC_UART))
$(eval $(call assert_boolean,PROGRAMMABLE_RESET_ADDRESS))
$(eval $(call assert_boolean,PSCI_EXTENDED_STATE_ID))
$(eval $(call assert_boolean,RAS_EXTENSION))
$(eval $(call assert_boolean,RESET_TO_BL31))
$(eval $(call assert_boolean,SAVE_KEYS))
$(eval $(call assert_boolean,SEPARATE_CODE_AND_RODATA))
$(eval $(call assert_boolean,SEPARATE_NOBITS_REGION))
$(eval $(call assert_boolean,SPIN_ON_BL1_EXIT))
$(eval $(call assert_boolean,SPM_MM))
$(eval $(call assert_boolean,TRUSTED_BOARD_BOOT))
$(eval $(call assert_boolean,USE_COHERENT_MEM))
$(eval $(call assert_boolean,USE_DEBUGFS))
$(eval $(call assert_boolean,USE_FCONF_BASED_IO))
$(eval $(call assert_boolean,USE_ROMLIB))
$(eval $(call assert_boolean,USE_TBBR_DEFS))
$(eval $(call assert_boolean,WARMBOOT_ENABLE_DCACHE_EARLY))
$(eval $(call assert_boolean,BL2_AT_EL3))
$(eval $(call assert_boolean,BL2_IN_XIP_MEM))
$(eval $(call assert_boolean,BL2_INV_DCACHE))
$(eval $(call assert_boolean,USE_SPINLOCK_CAS))
$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
$(eval $(call assert_numeric,ARM_ARCH_MINOR))
$(eval $(call assert_numeric,BRANCH_PROTECTION))
ifdef KEY_SIZE
$(eval $(call assert_numeric,KEY_SIZE))
endif
ifeq ($(filter $(SANITIZE_UB), on off trap),)
$(error "Invalid value for SANITIZE_UB: can be one of on, off, trap")
endif
################################################################################
# Add definitions to the cpp preprocessor based on the current build options.
# This is done after including the platform specific makefile to allow the
# platform to overwrite the default options
################################################################################
$(eval $(call add_define,ARM_ARCH_MAJOR))
$(eval $(call add_define,ARM_ARCH_MINOR))
$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
$(eval $(call add_define,CTX_INCLUDE_FPREGS))
$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call add_define,EL3_EXCEPTION_HANDLING))
$(eval $(call add_define,CTX_INCLUDE_MTE_REGS))
$(eval $(call add_define,ENABLE_AMU))
$(eval $(call add_define,ENABLE_ASSERTIONS))
$(eval $(call add_define,ENABLE_BTI))
$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS))
$(eval $(call add_define,ENABLE_PAUTH))
$(eval $(call add_define,ENABLE_PIE))
$(eval $(call add_define,ENABLE_PMF))
$(eval $(call add_define,ENABLE_PSCI_STAT))
$(eval $(call add_define,ENABLE_RUNTIME_INSTRUMENTATION))
$(eval $(call add_define,ENABLE_SPE_FOR_LOWER_ELS))
$(eval $(call add_define,ENABLE_SVE_FOR_NS))
$(eval $(call add_define,ERROR_DEPRECATED))
$(eval $(call add_define,FAULT_INJECTION_SUPPORT))
$(eval $(call add_define,GICV2_G0_FOR_EL3))
$(eval $(call add_define,HANDLE_EA_EL3_FIRST))
$(eval $(call add_define,HW_ASSISTED_COHERENCY))
$(eval $(call add_define,LOG_LEVEL))
$(eval $(call add_define,MEASURED_BOOT))
$(eval $(call add_define,NS_TIMER_SWITCH))
$(eval $(call add_define,PL011_GENERIC_UART))
$(eval $(call add_define,PLAT_${PLAT}))
$(eval $(call add_define,PROGRAMMABLE_RESET_ADDRESS))
$(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
$(eval $(call add_define,RAS_EXTENSION))
$(eval $(call add_define,RESET_TO_BL31))
$(eval $(call add_define,SEPARATE_CODE_AND_RODATA))
$(eval $(call add_define,SEPARATE_NOBITS_REGION))
$(eval $(call add_define,RECLAIM_INIT_CODE))
$(eval $(call add_define,SPD_${SPD}))
$(eval $(call add_define,SPIN_ON_BL1_EXIT))
$(eval $(call add_define,SPM_MM))
$(eval $(call add_define,TRUSTED_BOARD_BOOT))
$(eval $(call add_define,USE_COHERENT_MEM))
$(eval $(call add_define,USE_DEBUGFS))
$(eval $(call add_define,USE_FCONF_BASED_IO))
$(eval $(call add_define,USE_ROMLIB))
$(eval $(call add_define,USE_TBBR_DEFS))
$(eval $(call add_define,WARMBOOT_ENABLE_DCACHE_EARLY))
$(eval $(call add_define,BL2_AT_EL3))
$(eval $(call add_define,BL2_IN_XIP_MEM))
$(eval $(call add_define,BL2_INV_DCACHE))
$(eval $(call add_define,USE_SPINLOCK_CAS))
ifeq (${SANITIZE_UB},trap)
$(eval $(call add_define,MONITOR_TRAPS))
endif
# Define the EL3_PAYLOAD_BASE flag only if it is provided.
ifdef EL3_PAYLOAD_BASE
$(eval $(call add_define,EL3_PAYLOAD_BASE))
else
# Define the PRELOADED_BL33_BASE flag only if it is provided and
# EL3_PAYLOAD_BASE is not defined, as it has priority.
ifdef PRELOADED_BL33_BASE
$(eval $(call add_define,PRELOADED_BL33_BASE))
endif
endif
# Define the DYN_DISABLE_AUTH flag only if set.
ifeq (${DYN_DISABLE_AUTH},1)
$(eval $(call add_define,DYN_DISABLE_AUTH))
endif
ifneq ($(findstring armlink,$(notdir $(LD))),)
$(eval $(call add_define,USE_ARM_LINK))
endif
################################################################################
# Build targets
################################################################################
.PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool sptool fip fwu_fip certtool dtbs memmap doc
.SUFFIXES:
all: msg_start
msg_start:
@echo "Building ${PLAT}"
ifeq (${ERROR_DEPRECATED},0)
# Check if deprecated declarations and cpp warnings should be treated as error or not.
ifneq ($(findstring clang,$(notdir $(CC))),)
CPPFLAGS += -Wno-error=deprecated-declarations
else
CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp
endif
# __ASSEMBLY__ is deprecated in favor of the compiler-builtin __ASSEMBLER__.
ASFLAGS += -D__ASSEMBLY__
# AARCH32/AARCH64 macros are deprecated in favor of the compiler-builtin __aarch64__.
ifeq (${ARCH},aarch32)
$(eval $(call add_define,AARCH32))
else
$(eval $(call add_define,AARCH64))
endif
endif # !ERROR_DEPRECATED
$(eval $(call MAKE_LIB_DIRS))
$(eval $(call MAKE_LIB,c))
# Expand build macros for the different images
ifeq (${NEED_BL1},yes)
$(eval $(call MAKE_BL,1))
endif
ifeq (${NEED_BL2},yes)
ifeq (${BL2_AT_EL3}, 0)
FIP_BL2_ARGS := tb-fw
endif
$(if ${BL2}, $(eval $(call TOOL_ADD_IMG,bl2,--${FIP_BL2_ARGS})),\
$(eval $(call MAKE_BL,2,${FIP_BL2_ARGS})))
endif
ifeq (${NEED_SCP_BL2},yes)
$(eval $(call TOOL_ADD_IMG,scp_bl2,--scp-fw))
endif
ifeq (${NEED_BL31},yes)
BL31_SOURCES += ${SPD_SOURCES}
$(if ${BL31}, $(eval $(call TOOL_ADD_IMG,bl31,--soc-fw)),\
$(eval $(call MAKE_BL,31,soc-fw)))
endif
# If a BL32 image is needed but neither BL32 nor BL32_SOURCES is defined, the
# build system will call TOOL_ADD_IMG to print a warning message and abort the
# process. Note that the dependency on BL32 applies to the FIP only.
ifeq (${NEED_BL32},yes)
BUILD_BL32 := $(if $(BL32),,$(if $(BL32_SOURCES),1))
$(if ${BUILD_BL32}, $(eval $(call MAKE_BL,32,tos-fw)),\
$(eval $(call TOOL_ADD_IMG,bl32,--tos-fw)))
endif
# Add the BL33 image if required by the platform
ifeq (${NEED_BL33},yes)
$(eval $(call TOOL_ADD_IMG,bl33,--nt-fw))
endif
ifeq (${NEED_BL2U},yes)
$(if ${BL2U}, $(eval $(call TOOL_ADD_IMG,bl2u,--ap-fwu-cfg,FWU_)),\
$(eval $(call MAKE_BL,2u,ap-fwu-cfg,FWU_)))
endif
# Expand build macros for the different images
ifeq (${NEED_FDT},yes)
$(eval $(call MAKE_DTBS,$(BUILD_PLAT)/fdts,$(FDT_SOURCES)))
endif
locate-checkpatch:
ifndef CHECKPATCH
$(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
else
ifeq (,$(wildcard ${CHECKPATCH}))
$(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/scripts/checkpatch.pl")
endif
endif
clean:
@echo " CLEAN"
$(call SHELL_REMOVE_DIR,${BUILD_PLAT})
${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
realclean distclean:
@echo " REALCLEAN"
$(call SHELL_REMOVE_DIR,${BUILD_BASE})
$(call SHELL_DELETE_ALL, ${CURDIR}/cscope.*)
${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
${Q}${MAKE} --no-print-directory -C ${SPTOOLPATH} clean
${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${CRTTOOLPATH} clean
${Q}${MAKE} --no-print-directory -C ${ROMLIBPATH} clean
checkcodebase: locate-checkpatch
@echo " CHECKING STYLE"
@if test -d .git ; then \
git ls-files | grep -E -v 'libfdt|libc|docs|\.rst' | \
while read GIT_FILE ; \
do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; \
done ; \
else \
find . -type f -not -iwholename "*.git*" \
-not -iwholename "*build*" \
-not -iwholename "*libfdt*" \
-not -iwholename "*libc*" \
-not -iwholename "*docs*" \
-not -iwholename "*.rst" \
-exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \
fi
checkpatch: locate-checkpatch
@echo " CHECKING STYLE"
@if test -n "${CHECKPATCH_OPTS}"; then \
echo " with ${CHECKPATCH_OPTS} option(s)"; \
fi
${Q}COMMON_COMMIT=$$(git merge-base HEAD ${BASE_COMMIT}); \
for commit in `git rev-list $$COMMON_COMMIT..HEAD`; do \
printf "\n[*] Checking style of '$$commit'\n\n"; \
git log --format=email "$$commit~..$$commit" \
-- ${CHECK_PATHS} | \
${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \
git diff --format=email "$$commit~..$$commit" \
-- ${CHECK_PATHS} | \
${CHECKPATCH} ${CHECKPATCH_OPTS} - || true; \
done
certtool: ${CRTTOOL}
.PHONY: ${CRTTOOL}
${CRTTOOL}:
${Q}${MAKE} PLAT=${PLAT} USE_TBBR_DEFS=${USE_TBBR_DEFS} COT=${COT} --no-print-directory -C ${CRTTOOLPATH}
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@${ECHO_BLANK_LINE}
ifneq (${GENERATE_COT},0)
certificates: ${CRT_DEPS} ${CRTTOOL}
${Q}${CRTTOOL} ${CRT_ARGS}
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@echo "Certificates can be found in ${BUILD_PLAT}"
@${ECHO_BLANK_LINE}
endif
${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL}
${Q}${FIPTOOL} create ${FIP_ARGS} $@
${Q}${FIPTOOL} info $@
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@${ECHO_BLANK_LINE}
ifneq (${GENERATE_COT},0)
fwu_certificates: ${FWU_CRT_DEPS} ${CRTTOOL}
${Q}${CRTTOOL} ${FWU_CRT_ARGS}
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@echo "FWU certificates can be found in ${BUILD_PLAT}"
@${ECHO_BLANK_LINE}
endif
${BUILD_PLAT}/${FWU_FIP_NAME}: ${FWU_FIP_DEPS} ${FIPTOOL}
${Q}${FIPTOOL} create ${FWU_FIP_ARGS} $@
${Q}${FIPTOOL} info $@
@${ECHO_BLANK_LINE}
@echo "Built $@ successfully"
@${ECHO_BLANK_LINE}
fiptool: ${FIPTOOL}
fip: ${BUILD_PLAT}/${FIP_NAME}
fwu_fip: ${BUILD_PLAT}/${FWU_FIP_NAME}
.PHONY: ${FIPTOOL}
${FIPTOOL}:
${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${FIPTOOLPATH}
sptool: ${SPTOOL}
.PHONY: ${SPTOOL}
${SPTOOL}:
${Q}${MAKE} CPPFLAGS="-DVERSION='\"${VERSION_STRING}\"'" --no-print-directory -C ${SPTOOLPATH}
.PHONY: libraries
romlib.bin: libraries
${Q}${MAKE} PLAT_DIR=${PLAT_DIR} BUILD_PLAT=${BUILD_PLAT} ENABLE_BTI=${ENABLE_BTI} ARM_ARCH_MINOR=${ARM_ARCH_MINOR} INCLUDES='${INCLUDES}' DEFINES='${DEFINES}' --no-print-directory -C ${ROMLIBPATH} all
# Call print_memory_map tool
memmap: all
${Q}${PYTHON} $(PRINT_MEMORY_MAP) $(BUILD_PLAT)
doc:
@echo " BUILD DOCUMENTATION"
${Q}${MAKE} --no-print-directory -C ${DOCS_PATH} html
cscope:
@echo " CSCOPE"
${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
${Q}cscope -b -q -k
help:
@echo "usage: ${MAKE} [PLAT=<platform>] [OPTIONS] [TARGET]"
@echo ""
@echo "PLAT is used to specify which platform you wish to build."
@echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
@echo ""
@echo "platform = ${PLATFORM_LIST}"
@echo ""
@echo "Please refer to the User Guide for a list of all supported options."
@echo "Note that the build system doesn't track dependencies for build "
@echo "options. Therefore, if any of the build options are changed "
@echo "from a previous build, a clean build must be performed."
@echo ""
@echo "Supported Targets:"
@echo " all Build all individual bootloader binaries"
@echo " bl1 Build the BL1 binary"
@echo " bl2 Build the BL2 binary"
@echo " bl2u Build the BL2U binary"
@echo " bl31 Build the BL31 binary"
@echo " bl32 Build the BL32 binary. If ARCH=aarch32, then "
@echo " this builds secure payload specified by AARCH32_SP"
@echo " certificates Build the certificates (requires 'GENERATE_COT=1')"
@echo " fip Build the Firmware Image Package (FIP)"
@echo " fwu_fip Build the FWU Firmware Image Package (FIP)"
@echo " checkcodebase Check the coding style of the entire source tree"
@echo " checkpatch Check the coding style on changes in the current"
@echo " branch against BASE_COMMIT (default origin/master)"
@echo " clean Clean the build for the selected platform"
@echo " cscope Generate cscope index"
@echo " distclean Remove all build artifacts for all platforms"
@echo " certtool Build the Certificate generation tool"
@echo " fiptool Build the Firmware Image Package (FIP) creation tool"
@echo " sptool Build the Secure Partition Package creation tool"
@echo " dtbs Build the Device Tree Blobs (if required for the platform)"
@echo " memmap Print the memory map of the built binaries"
@echo " doc Build html based documentation using Sphinx tool"
@echo ""
@echo "Note: most build targets require PLAT to be set to a specific platform."
@echo ""
@echo "example: build all targets for the FVP platform:"
@echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
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