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#
# Copyright (c) 2016-2018, ARM Limited and Contributors. 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.
# 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 major and minor versions: 8.0 by default.
ARM_ARCH_MAJOR := 8
ARM_ARCH_MINOR := 0
# Determine the version of ARM GIC architecture to use for interrupt management
# in EL3. The platform port can change this value if needed.
ARM_GIC_ARCH := 2
# Base commit to perform code check on
BASE_COMMIT := origin/master
# Execute BL2 at EL3
BL2_AT_EL3 := 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
# 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
# Debug build
DEBUG := 0
# Build platform
DEFAULT_PLAT := fvp
# Enable capability to disable authentication dynamically. Only meant for
# development platforms.
DYN_DISABLE_AUTH := 0
# Flag to enable Performance Measurement Framework
ENABLE_PMF := 0
# Flag to enable PSCI STATs functionality
ENABLE_PSCI_STAT := 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
# Build flag to treat usage of deprecated platform and framework APIs as error.
ERROR_DEPRECATED := 0
# Fault injection support
FAULT_INJECTION_SUPPORT := 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
# 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 External Aborts to EL3. Disabled by default; External Aborts are handled
# by lower ELs.
HANDLE_EA_EL3_FIRST := 0
# 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
# Flag to enable new version of image loading
LOAD_IMAGE_V2 := 0
# Enable use of the console API allowing multiple consoles to be registered
# at the same time.
MULTI_CONSOLE_API := 0
# NS timer register save and restore
NS_TIMER_SWITCH := 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 viz Extended State-ID or the
# Original format.
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
# For Chain of Trust
SAVE_KEYS := 0
# Software Delegated Exception support
SDEI_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
# Default to SMCCC Version 1.X
SMCCC_MAJOR_VERSION := 1
# SPD choice
SPD := none
# For including the Secure Partition Manager
ENABLE_SPM := 0
# 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 choose wheter Trusted firmware uses library at ROM
USE_ROMLIB := 0
# Use tbbr_oid.h instead of platform_oid.h
USE_TBBR_DEFS = $(ERROR_DEPRECATED)
# Build verbosity
V := 0
# Whether to enable D-Cache early during warm boot. This is usually
# applicable for platforms wherein interconnect programming is not
# required to enable cache coherency after warm reset (eg: single cluster
# platforms).
WARMBOOT_ENABLE_DCACHE_EARLY := 0
# Build option to enable/disable the Statistical Profiling Extensions
ENABLE_SPE_FOR_LOWER_ELS := 1
# SPE is only supported on AArch64 so disable it on AArch32.
ifeq (${ARCH},aarch32)
override ENABLE_SPE_FOR_LOWER_ELS := 0
endif
ENABLE_AMU := 0
# By default, enable Scalable Vector Extension if implemented for Non-secure
# lower ELs
# Note SVE is only supported on AArch64 - therefore do not enable in AArch32
ifneq (${ARCH},aarch32)
ENABLE_SVE_FOR_NS := 1
else
override ENABLE_SVE_FOR_NS := 0
endif