1######################################################## 2# Copyright 2018 ARM Limited. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without modification, 5# are permitted provided that the following conditions are met: 6# 7# 1. Redistributions of source code must retain the above copyright notice, 8# this list of conditions and the following disclaimer. 9# 10# 2. Redistributions in binary form must reproduce the above copyright notice, 11# this list of conditions and the following disclaimer in the documentation 12# and/or other materials provided with the distribution. 13# 14# 3. Neither the name of the copyright holder nor the names of its contributors 15# may be used to endorse or promote products derived from this software without 16# specific prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND 19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 22# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 25# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 27# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28# 29################################################################################# 30 31## Set up some addtional parameters for development environment builds. ## 32 33## define arch/build sub-dirs for non installed dev builds 34ifndef ARCH 35ARCH := $(shell dpkg-architecture -q DEB_HOST_GNU_CPU || echo not) 36endif 37 38# platform bit size variant 39ifeq ($(ARCH),x86) 40 MFLAG:="-m32" 41 BIT_VARIANT=32 42else ifeq ($(ARCH),x86_64) 43 MFLAG:="-m64" 44 BIT_VARIANT=64 45else ifeq ($(ARCH),arm) 46 BIT_VARIANT=-arm 47else ifeq ($(ARCH),arm64) 48 BIT_VARIANT=-arm64 49else ifeq ($(ARCH),aarch64) 50 BIT_VARIANT=-arm64 51else ifeq ($(ARCH),aarch32) 52 BIT_VARIANT=-arm 53endif 54 55CXXFLAGS += $(MFLAG) 56CFLAGS += $(MFLAG) 57LDFLAGS += $(MFLAG) 58 59ifdef GCCDIR 60GCCVER:= $(shell $(CROSS_COMPILE)gcc -dumpversion | cut -c 1-3) 61PLAT_DIR=builddir/linux$(BIT_VARIANT)/GCC_$(GCCVER) 62else 63PLAT_DIR=linux$(BIT_VARIANT)/$(BUILD_VARIANT) 64endif 65 66# include the main makefile 67include makefile 68