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#
# Copyright (c) 2016-2017, 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
# Flag used to indicate if ASM_ASSERTION should be enabled for the build.
ASM_ASSERTION := 0
# Base commit to perform code check on
BASE_COMMIT := origin/master
# 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
# 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
# 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
# Build flag to treat usage of deprecated platform and framework APIs as error.
ERROR_DEPRECATED := 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
# 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
# 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
# By default, BL1 acts as the reset handler, not BL31
RESET_TO_BL31 := 0
# For Chain of Trust
SAVE_KEYS := 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
# SPD choice
SPD := none
# 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
# Use tbbr_oid.h instead of platform_oid.h
USE_TBBR_DEFS = $(ERROR_DEPRECATED)
# Build verbosity
V := 0
# Whether to enable D-Cache early during warm boot. This is usually
# applicable for platforms wherein interconnect programming is not
# required to enable cache coherency after warm reset (eg: single cluster
# platforms).
WARMBOOT_ENABLE_DCACHE_EARLY := 0
# By default, enable Statistical Profiling Extensions.
# The top level Makefile will disable this feature depending on
# the target architecture and version number.
ENABLE_SPE_FOR_LOWER_ELS := 1
# SPE is enabled by default but only supported on AArch64 8.2 onwards.
# Disable it in all other cases.
ifeq (${ARCH},aarch32)
override ENABLE_SPE_FOR_LOWER_ELS := 0
else
ifeq (${ARM_ARCH_MAJOR},8)
ifeq ($(ARM_ARCH_MINOR),$(filter $(ARM_ARCH_MINOR),0 1))
ENABLE_SPE_FOR_LOWER_ELS := 0
endif
endif
endif