1 # 2 # Copyright (c) 2014, ARM Limited and Contributors. All rights reserved. 3 # 4 # Redistribution and use in source and binary forms, with or without 5 # modification, are permitted provided that the following conditions are met: 6 # 7 # Redistributions of source code must retain the above copyright notice, this 8 # list of conditions and the following disclaimer. 9 # 10 # 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 # Neither the name of ARM nor the names of its contributors may be used 15 # to endorse or promote products derived from this software without specific 16 # prior written permission. 17 # 18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 # POSSIBILITY OF SUCH DAMAGE. 29 # 30 31 # Cortex A57 specific optimisation to skip L1 cache flush when 32 # cluster is powered down. 33 SKIP_A57_L1_FLUSH_PWR_DWN ?=0 34 35 # Process SKIP_A57_L1_FLUSH_PWR_DWN flag 36 $(eval $(call assert_boolean,SKIP_A57_L1_FLUSH_PWR_DWN)) 37 $(eval $(call add_define,SKIP_A57_L1_FLUSH_PWR_DWN)) 38 39 40 # CPU Errata Build flags. These should be enabled by the 41 # platform if the errata needs to be applied. 42 43 # Flag to apply errata 806969 during reset. This errata applies only to 44 # revision r0p0 of the Cortex A57 cpu. 45 ERRATA_A57_806969 ?=0 46 47 # Flag to apply errata 813420 during reset. This errata applies only to 48 # revision r0p0 of the Cortex A57 cpu. 49 ERRATA_A57_813420 ?=0 50 51 # Process ERRATA_A57_806969 flag 52 $(eval $(call assert_boolean,ERRATA_A57_806969)) 53 $(eval $(call add_define,ERRATA_A57_806969)) 54 55 # Process ERRATA_A57_813420 flag 56 $(eval $(call assert_boolean,ERRATA_A57_813420)) 57 $(eval $(call add_define,ERRATA_A57_813420)) 58