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makefile-arch.inc
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makefile-arch.inc
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#############################################################################
# CoreSight Access Library
#
# Copyright (C) ARM Limited, 2017. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at#
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#############################################################################
#
# Architecture and cross compile tests for makefiles
#
# figure platform arch
ifndef PLAT_ARCH
PLAT_ARCH := $(shell uname -m 2>/dev/null || echo not)
endif
ifeq ($(PLAT_ARCH),$(filter $(PLAT_ARCH), x86 x86_64 ))
ifeq ($(CROSS_COMPILE), )
$(error no CROSS_COMPILE set on x86 platform)
endif
ifeq ($(ARCH), )
$(error no arm target ARCH set on x86 platform)
endif
endif
# set build arch - default to arm
ifndef ARCH
ifeq ($(PLAT_ARCH),$(filter $(PLAT_ARCH), aarch64 arm64 ))
ARCH=arm64
else
ARCH=arm
endif
endif