Adding upstream version 2.10.0+dfsg.upstream/2.10.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 893 insertions, 0 deletions

diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
new file mode 100644
index 0000000..434ee08
--- /dev/null
+++ b/lib/cpus/cpu-ops.mk
@@ -0,0 +1,893 @@
+#
+# Copyright (c) 2014-2023, Arm Limited and Contributors. All rights reserved.
+# Copyright (c) 2020-2022, NVIDIA Corporation. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include ${MAKE_HELPERS_DIRECTORY}$/build_macros.mk
+
+# Cortex A57 specific optimisation to skip L1 cache flush when
+# cluster is powered down.
+CPU_FLAG_LIST += SKIP_A57_L1_FLUSH_PWR_DWN
+
+# Flag to disable the cache non-temporal hint.
+# It is enabled by default.
+A53_DISABLE_NON_TEMPORAL_HINT		?=1
+CPU_FLAG_LIST += A53_DISABLE_NON_TEMPORAL_HINT
+
+# Flag to disable the cache non-temporal hint.
+# It is enabled by default.
+A57_DISABLE_NON_TEMPORAL_HINT		?=1
+CPU_FLAG_LIST += A57_DISABLE_NON_TEMPORAL_HINT
+
+# Flag to enable higher performance non-cacheable load forwarding.
+# It is disabled by default.
+CPU_FLAG_LIST += A57_ENABLE_NONCACHEABLE_LOAD_FWD
+
+WORKAROUND_CVE_2017_5715		?=1
+CPU_FLAG_LIST += WORKAROUND_CVE_2017_5715
+WORKAROUND_CVE_2018_3639		?=1
+CPU_FLAG_LIST += WORKAROUND_CVE_2018_3639
+CPU_FLAG_LIST += DYNAMIC_WORKAROUND_CVE_2018_3639
+WORKAROUND_CVE_2022_23960		?=1
+CPU_FLAG_LIST += WORKAROUND_CVE_2022_23960
+
+# Flags to indicate internal or external Last level cache
+# By default internal
+CPU_FLAG_LIST += NEOVERSE_Nx_EXTERNAL_LLC
+
+# CPU Errata Build flags.
+# These should be enabled by the platform if the erratum workaround needs to be
+# applied.
+
+# Flag to apply erratum 794073 workaround when disabling mmu.
+CPU_FLAG_LIST += ERRATA_A9_794073
+
+# Flag to apply erratum 816470 workaround during power down. This erratum
+# applies only to revision >= r3p0 of the Cortex A15 cpu.
+CPU_FLAG_LIST += ERRATA_A15_816470
+
+# Flag to apply erratum 827671 workaround during reset. This erratum applies
+# only to revision >= r3p0 of the Cortex A15 cpu.
+CPU_FLAG_LIST += ERRATA_A15_827671
+
+# Flag to apply erratum 852421 workaround during reset. This erratum applies
+# only to revision <= r1p2 of the Cortex A17 cpu.
+CPU_FLAG_LIST += ERRATA_A17_852421
+
+# Flag to apply erratum 852423 workaround during reset. This erratum applies
+# only to revision <= r1p2 of the Cortex A17 cpu.
+CPU_FLAG_LIST += ERRATA_A17_852423
+
+# Flag to apply erratum 855472 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A35 cpu.
+CPU_FLAG_LIST += ERRATA_A35_855472
+
+# Flag to apply erratum 819472 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A53 cpu.
+CPU_FLAG_LIST += ERRATA_A53_819472
+
+# Flag to apply erratum 824069 workaround during reset. This erratum applies
+# only to revision <= r0p2 of the Cortex A53 cpu.
+CPU_FLAG_LIST += ERRATA_A53_824069
+
+# Flag to apply erratum 826319 workaround during reset. This erratum applies
+# only to revision <= r0p2 of the Cortex A53 cpu.
+CPU_FLAG_LIST += ERRATA_A53_826319
+
+# Flag to apply erratum 827319 workaround during reset. This erratum applies
+# only to revision <= r0p2 of the Cortex A53 cpu.
+CPU_FLAG_LIST += ERRATA_A53_827319
+
+# Flag to apply erratum 835769 workaround at compile and link time. This
+# erratum applies to revision <= r0p4 of the Cortex A53 cpu. Enabling this
+# workaround can lead the linker to create "*.stub" sections.
+CPU_FLAG_LIST += ERRATA_A53_835769
+
+# Flag to apply erratum 836870 workaround during reset. This erratum applies
+# only to revision <= r0p3 of the Cortex A53 cpu. From r0p4 and onwards, this
+# erratum workaround is enabled by default in hardware.
+CPU_FLAG_LIST += ERRATA_A53_836870
+
+# Flag to apply erratum 843419 workaround at link time.
+# This erratum applies to revision <= r0p4 of the Cortex A53 cpu. Enabling this
+# workaround could lead the linker to emit "*.stub" sections which are 4kB
+# aligned.
+CPU_FLAG_LIST += ERRATA_A53_843419
+
+# Flag to apply errata 855873 during reset. This errata applies to all
+# revisions of the Cortex A53 CPU, but this firmware workaround only works
+# for revisions r0p3 and higher. Earlier revisions are taken care
+# of by the rich OS.
+CPU_FLAG_LIST += ERRATA_A53_855873
+
+# Flag to apply erratum 1530924 workaround during reset. This erratum applies
+# to all revisions of Cortex A53 cpu.
+CPU_FLAG_LIST += ERRATA_A53_1530924
+
+# Flag to apply erratum 768277 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_768277
+
+# Flag to apply erratum 778703 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_778703
+
+# Flag to apply erratum 798797 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_798797
+
+# Flag to apply erratum 846532 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_846532
+
+# Flag to apply erratum 903758 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_903758
+
+# Flag to apply erratum 1221012 workaround during reset. This erratum applies
+# only to revision <= r1p0 of the Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_1221012
+
+# Flag to apply erratum 1530923 workaround during reset. This erratum applies
+# to all revisions of Cortex A55 cpu.
+CPU_FLAG_LIST += ERRATA_A55_1530923
+
+# Flag to apply erratum 806969 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_806969
+
+# Flag to apply erratum 813419 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_813419
+
+# Flag to apply erratum 813420 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_813420
+
+# Flag to apply erratum 814670 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_814670
+
+# Flag to apply erratum 817169 workaround during power down. This erratum
+# applies only to revision <= r0p1 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_817169
+
+# Flag to apply erratum 826974 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_826974
+
+# Flag to apply erratum 826977 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_826977
+
+# Flag to apply erratum 828024 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_828024
+
+# Flag to apply erratum 829520 workaround during reset. This erratum applies
+# only to revision <= r1p2 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_829520
+
+# Flag to apply erratum 833471 workaround during reset. This erratum applies
+# only to revision <= r1p2 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_833471
+
+# Flag to apply erratum 855972 workaround during reset. This erratum applies
+# only to revision <= r1p3 of the Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_859972
+
+# Flag to apply erratum 1319537 workaround during reset. This erratum applies
+# to all revisions of Cortex A57 cpu.
+CPU_FLAG_LIST += ERRATA_A57_1319537
+
+# Flag to apply erratum 855971 workaround during reset. This erratum applies
+# only to revision <= r0p3 of the Cortex A72 cpu.
+CPU_FLAG_LIST += ERRATA_A72_859971
+
+# Flag to apply erratum 1319367 workaround during reset. This erratum applies
+# to all revisions of Cortex A72 cpu.
+CPU_FLAG_LIST += ERRATA_A72_1319367
+
+# Flag to apply erratum 852427 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A73 cpu.
+CPU_FLAG_LIST += ERRATA_A73_852427
+
+# Flag to apply erratum 855423 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A73 cpu.
+CPU_FLAG_LIST += ERRATA_A73_855423
+
+# Flag to apply erratum 764081 workaround during reset. This erratum applies
+# only to revision <= r0p0 of the Cortex A75 cpu.
+CPU_FLAG_LIST += ERRATA_A75_764081
+
+# Flag to apply erratum 790748 workaround during reset. This erratum applies
+# only to revision <= r0p0 of the Cortex A75 cpu.
+CPU_FLAG_LIST += ERRATA_A75_790748
+
+# Flag to apply erratum 1073348 workaround during reset. This erratum applies
+# only to revision <= r1p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1073348
+
+# Flag to apply erratum 1130799 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1130799
+
+# Flag to apply erratum 1220197 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1220197
+
+# Flag to apply erratum 1257314 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1257314
+
+# Flag to apply erratum 1262606 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1262606
+
+# Flag to apply erratum 1262888 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1262888
+
+# Flag to apply erratum 1275112 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1275112
+
+# Flag to apply erratum 1286807 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1286807
+
+# Flag to apply erratum 1791580 workaround during reset. This erratum applies
+# only to revision <= r4p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1791580
+
+# Flag to apply erratum 1165522 workaround during reset. This erratum applies
+# to all revisions of Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1165522
+
+# Flag to apply erratum 1868343 workaround during reset. This erratum applies
+# only to revision <= r4p0 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1868343
+
+# Flag to apply erratum 1946160 workaround during reset. This erratum applies
+# only to revisions r3p0 - r4p1 of the Cortex A76 cpu.
+CPU_FLAG_LIST += ERRATA_A76_1946160
+
+# Flag to apply erratum 2743102 workaround during powerdown. This erratum
+# applies to all revisions <= r4p1 of the Cortex A76 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A76_2743102
+
+# Flag to apply erratum 1508412 workaround during reset. This erratum applies
+# only to revision <= r1p0 of the Cortex A77 cpu.
+CPU_FLAG_LIST += ERRATA_A77_1508412
+
+# Flag to apply erratum 1925769 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A77 cpu.
+CPU_FLAG_LIST += ERRATA_A77_1925769
+
+# Flag to apply erratum 1946167 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A77 cpu.
+CPU_FLAG_LIST += ERRATA_A77_1946167
+
+# Flag to apply erratum 1791578 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1, it is still open.
+CPU_FLAG_LIST += ERRATA_A77_1791578
+
+# Flag to apply erratum 2356587 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1, it is still open.
+CPU_FLAG_LIST += ERRATA_A77_2356587
+
+# Flag to apply erratum 1800714 workaround during reset. This erratum applies
+# to revisions <= r1p1 of the Cortex A77 cpu.
+CPU_FLAG_LIST += ERRATA_A77_1800714
+
+# Flag to apply erratum 2743100 workaround during power down. This erratum
+# applies to revisions r0p0, r1p0, and r1p1, it is still open.
+CPU_FLAG_LIST += ERRATA_A77_2743100
+
+# Flag to apply erratum 1688305 workaround during reset. This erratum applies
+# to revisions r0p0 - r1p0 of the A78 cpu.
+CPU_FLAG_LIST += ERRATA_A78_1688305
+
+# Flag to apply erratum 1941498 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1 of the A78 cpu.
+CPU_FLAG_LIST += ERRATA_A78_1941498
+
+# Flag to apply erratum 1951500 workaround during reset. This erratum applies
+# to revisions r1p0 and r1p1 of the A78 cpu. The issue is present in r0p0 as
+# well but there is no workaround for that revision.
+CPU_FLAG_LIST += ERRATA_A78_1951500
+
+# Flag to apply erratum 1821534 workaround during reset. This erratum applies
+# to revisions r0p0 and r1p0 of the A78 cpu.
+CPU_FLAG_LIST += ERRATA_A78_1821534
+
+# Flag to apply erratum 1952683 workaround during reset. This erratum applies
+# to revision r0p0 of the A78 cpu and was fixed in the revision r1p0.
+CPU_FLAG_LIST += ERRATA_A78_1952683
+
+# Flag to apply erratum 2132060 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r1p1, and r1p2 of the A78 cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_2132060
+
+# Flag to apply erratum 2242635 workaround during reset. This erratum applies
+# to revisions r1p0, r1p1, and r1p2 of the A78 cpu and is open. The issue is
+# present in r0p0 as well but there is no workaround for that revision.
+CPU_FLAG_LIST += ERRATA_A78_2242635
+
+# Flag to apply erratum 2376745 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r1p1, and r1p2 of the A78 cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_2376745
+
+# Flag to apply erratum 2395406 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r1p1, and r1p2 of the A78 cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_2395406
+
+# Flag to apply erratum 2712571 workaround for non-arm interconnect ip. This
+# erratum applies to revisions r0p0, r1p0, r1p1, and r1p2 of the A78 cpu.
+# It is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_A78_2712571
+
+# Flag to apply erratum 2742426 workaround during reset. This erratum
+# applies to revisions r0p0, r1p0, r1p1 and r1p2 of the A78 cpu. It is still
+# open.
+CPU_FLAG_LIST += ERRATA_A78_2742426
+
+# Flag to apply erratum 2772019 workaround during powerdown. This erratum
+# applies to revisions r0p0, r1p0, r1p1 and r1p2 of the A78 cpu. It is still
+# open.
+CPU_FLAG_LIST += ERRATA_A78_2772019
+
+# Flag to apply erratum 2779479 workaround during reset. This erratum applies
+# to revision r0p0, r1p0, r1p1 and r1p2 of the A78 cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_2779479
+
+# Flag to apply erratum 1941500 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1 of the A78 AE cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_AE_1941500
+
+# Flag to apply erratum 1951502 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1 of the A78 AE cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_AE_1951502
+
+# Flag to apply erratum 2376748 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1 and r0p2 of the A78 AE cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_AE_2376748
+
+# Flag to apply erratum 2395408 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1 of the A78 AE cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78_AE_2395408
+
+# Flag to apply erratum 1827430 workaround during reset. This erratum applies
+# to revision r0p0 of the A78C cpu. It is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_A78C_1827430
+
+# Flag to apply erratum 1827440 workaround during reset. This erratum applies
+# to revision r0p0 of the A78C cpu. It is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_A78C_1827440
+
+# Flag to apply erratum 2712574 workaround for non-arm interconnect ip. This
+# erratum applies to revisions r0p0, r0p1 and r0p2 of the A78 AE cpu.
+# It is still open.
+CPU_FLAG_LIST += ERRATA_A78_AE_2712574
+
+# Flag to apply erratum 2132064 workaround during reset. This erratum applies
+# to revisions r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2132064
+
+# Flag to apply erratum 2242638 workaround during reset. This erratum applies
+# to revisions r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2242638
+
+# Flag to apply erratum 2376749 workaround during reset. This erratum applies
+# to revisions r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2376749
+
+# Flag to apply erratum 2395411 workaround during reset. This erratum applies
+# to revisions r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2395411
+
+# Flag to apply erratum 2712575 workaround for non-arm interconnect ip. This
+# erratum applies to revisions r0p1 and r0p2 of the A78C cpu.
+# It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2712575
+
+# Flag to apply erratum 2772121 workaround during powerdown. This erratum
+# applies to revisions r0p0, r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2772121
+
+# Flag to apply erratum 2779484 workaround during reset. This erratum
+# applies to revisions r0p1 and r0p2 of the A78C cpu. It is still open.
+CPU_FLAG_LIST += ERRATA_A78C_2779484
+
+# Flag to apply erratum 1821534 workaround during reset. This erratum applies
+# to revisions r0p0 - r1p0 of the X1 cpu and fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_X1_1821534
+
+# Flag to apply erratum 1688305 workaround during reset. This erratum applies
+# to revisions r0p0 - r1p0 of the X1 cpu and fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_X1_1688305
+
+# Flag to apply erratum 1827429 workaround during reset. This erratum applies
+# to revisions r0p0 - r1p0 of the X1 cpu and fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_X1_1827429
+
+# Flag to apply T32 CLREX workaround during reset. This erratum applies
+# only to r0p0 and r1p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1043202
+
+# Flag to apply erratum 1073348 workaround during reset. This erratum applies
+# only to revision r0p0 and r1p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1073348
+
+# Flag to apply erratum 1130799 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1130799
+
+# Flag to apply erratum 1165347 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1165347
+
+# Flag to apply erratum 1207823 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1207823
+
+# Flag to apply erratum 1220197 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1220197
+
+# Flag to apply erratum 1257314 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1257314
+
+# Flag to apply erratum 1262606 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1262606
+
+# Flag to apply erratum 1262888 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1262888
+
+# Flag to apply erratum 1275112 workaround during reset. This erratum applies
+# only to revision <= r3p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1275112
+
+# Flag to apply erratum 1315703 workaround during reset. This erratum applies
+# to revisions before r3p1 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1315703
+
+# Flag to apply erratum 1542419 workaround during reset. This erratum applies
+# to revisions r3p0 - r4p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1542419
+
+# Flag to apply erratum 1868343 workaround during reset. This erratum applies
+# to revision <= r4p0 of the Neoverse N1 cpu.
+CPU_FLAG_LIST += ERRATA_N1_1868343
+
+# Flag to apply erratum 1946160 workaround during reset. This erratum applies
+# to revisions r3p0, r3p1, r4p0, and r4p1 of the Neoverse N1 cpu. The issue
+# exists in revisions r0p0, r1p0, and r2p0 as well but there is no workaround.
+CPU_FLAG_LIST += ERRATA_N1_1946160
+
+# Flag to apply erratum 2743102 workaround during powerdown. This erratum
+# applies to all revisions <= r4p1 of the Neoverse N1 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_N1_2743102
+
+# Flag to apply erratum 1618635 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse V1 cpu and was fixed in the revision r1p0.
+CPU_FLAG_LIST += ERRATA_V1_1618635
+
+# Flag to apply erratum 1774420 workaround during reset. This erratum applies
+# to revisions r0p0 and r1p0 of the Neoverse V1 core, and was fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_V1_1774420
+
+# Flag to apply erratum 1791573 workaround during reset. This erratum applies
+# to revisions r0p0 and r1p0 of the Neoverse V1 core, and was fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_V1_1791573
+
+# Flag to apply erratum 1852267 workaround during reset. This erratum applies
+# to revisions r0p0 and r1p0 of the Neoverse V1 core, and was fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_V1_1852267
+
+# Flag to apply erratum 1925756 workaround during reset. This needs to be
+# enabled for r0p0, r1p0, and r1p1 of the Neoverse V1 core, it is still open.
+CPU_FLAG_LIST += ERRATA_V1_1925756
+
+# Flag to apply erratum 1940577 workaround during reset. This erratum applies
+# to revisions r1p0 and r1p1 of the Neoverse V1 cpu.
+CPU_FLAG_LIST += ERRATA_V1_1940577
+
+# Flag to apply erratum 1966096 workaround during reset. This erratum applies
+# to revisions r1p0 and r1p1 of the Neoverse V1 CPU and is open. This issue
+# exists in r0p0 as well but there is no workaround for that revision.
+CPU_FLAG_LIST += ERRATA_V1_1966096
+
+# Flag to apply erratum 2139242 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1 of the Neoverse V1 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_V1_2139242
+
+# Flag to apply erratum 2108267 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1 of the Neoverse V1 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_V1_2108267
+
+# Flag to apply erratum 2216392 workaround during reset. This erratum applies
+# to revisions r1p0 and r1p1 of the Neoverse V1 cpu and is still open. This
+# issue exists in r0p0 as well but there is no workaround for that revision.
+CPU_FLAG_LIST += ERRATA_V1_2216392
+
+# Flag to apply erratum 2294912 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r1p1 and r1p2 of the Neoverse V1 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_V1_2294912
+
+# Flag to apply erratum 2372203 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0 and r1p1 of the Neoverse V1 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_V1_2372203
+
+# Flag to apply erratum 2701953 workaround to non-arm interconnect ip. This
+# erratum applies to revisions r0p0, r1p0, r1p1 of the Neoverse V1 cpu,
+# it is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_V1_2701953
+
+# Flag to apply erratum 2743093 workaround during powerdown. This erratum
+# applies to revisions r0p0, r1p0, r1p1 and r1p2  of the Neoverse V1 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_V1_2743093
+
+# Flag to apply erratum 2743233 workaround during powerdown. This erratum
+# applies to revisions r0p0, r1p0, r1p1 and r1p2 of the Neoverse V1 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_V1_2743233
+
+# Flag to apply erratum 2779461 workaround during powerdown. This erratum
+# applies to revisions r0p0, r1p0, r1p1 and r1p2  of the Neoverse V1 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_V1_2779461
+
+# Flag to apply erratum 1987031 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A710_1987031
+
+# Flag to apply erratum 2081180 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A710_2081180
+
+# Flag to apply erratum 2083908 workaround during reset. This erratum applies
+# to revision r2p0 of the Cortex-A710 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A710_2083908
+
+# Flag to apply erratum 2058056 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r2p0 and r2p1 of the Cortex-A710 cpu and is still
+# open.
+CPU_FLAG_LIST += ERRATA_A710_2058056
+
+# Flag to apply erratum 2055002 workaround during reset. This erratum applies
+# to revision r1p0, r2p0 of the Cortex-A710 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A710_2055002
+
+# Flag to apply erratum 2017096 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_A710_2017096
+
+# Flag to apply erratum 2267065 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2267065
+
+# Flag to apply erratum 2136059 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2136059
+
+# Flag to apply erratum 2147715 workaround during reset. This erratum applies
+# to revision r2p0 of the Cortex-A710 CPU and is fixed in revision r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2147715
+
+# Flag to apply erratum 2216384 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2216384
+
+# Flag to apply erratum 2282622 workaround during reset. This erratum applies
+# to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-A710 cpu and is still
+# open.
+CPU_FLAG_LIST += ERRATA_A710_2282622
+
+# Flag to apply erratum 2291219 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2291219
+
+# Flag to apply erratum 2008768 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2008768
+
+# Flag to apply erratum 2371105 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_A710_2371105
+
+# Flag to apply erratum 2701952 workaround for non-arm interconnect ip. This
+# erratum applies to revision r0p0, r1p0, r2p0, r2p1 of the Cortex-A710 cpu
+# and is still open.
+CPU_FLAG_LIST += ERRATA_A710_2701952
+
+# Flag to apply erratum 2742423 workaround during reset. This erratum applies
+# to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-A710 cpu and is still
+# open.
+CPU_FLAG_LIST += ERRATA_A710_2742423
+
+# Flag to apply erratum 2768515 workaround during power down. This erratum
+# applies to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-A710 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_A710_2768515
+
+# Flag to apply erratum 2002655 workaround during reset. This erratum applies
+# to revisions r0p0 of the Neoverse-N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2002655
+
+# Flag to apply erratum 2009478 workaround during powerdown. This erratum
+# applies to revision r0p0 of the Neoverse N2 cpu, it is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2009478
+
+# Flag to apply erratum 2067956 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2067956
+
+# Flag to apply erratum 2025414 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2025414
+
+# Flag to apply erratum 2189731 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2189731
+
+# Flag to apply erratum 2138956 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2138956
+
+# Flag to apply erratum 2138953 workaround during reset. This erratum applies
+# to revision r0p0, r0p1, r0p2, r0p3 of the Neoverse N2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_N2_2138953
+
+# Flag to apply erratum 2242415 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2242415
+
+# Flag to apply erratum 2138958 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2138958
+
+# Flag to apply erratum 2242400 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2242400
+
+# Flag to apply erratum 2280757 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2280757
+
+# Flag to apply erratum 2326639 workaroud during powerdown. This erratum
+# applies to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2326639
+
+# Flag to apply erratum 2340933 workaroud during reset. This erratum
+# applies to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2340933
+
+# Flag to apply erratum 2346952 workaround during reset. This erratum applies
+# to r0p0, r0p1, r0p2 of the Neoverse N2 cpu, it is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2346952
+
+# Flag to apply erratum 2376738 workaround during reset. This erratum applies
+# to revision r0p0, r0p1, r0p2, r0p3 of the Neoverse N2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_N2_2376738
+
+# Flag to apply erratum 2388450 workaround during reset. This erratum applies
+# to revision r0p0 of the Neoverse N2 cpu, it is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_N2_2388450
+
+# Flag to apply erratum 2728475 workaround for non-arm interconnect ip. This
+# erratum applies to r0p0, r0p1, r0p2 of the Neoverse N2 cpu, it is fixed in
+# r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2728475
+
+# Flag to apply erratum 2743014 workaround during reset. This erratum applies
+# to r0p0, r0p1, r0p2 of the Neoverse N2 cpu, it is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2743014
+
+# Flag to apply erratum 2743089 workaround during during powerdown. This erratum
+# applies to all revisions <= r0p2 of the Neoverse N2 cpu, it is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2743089
+
+# Flag to apply erratum 2779511 workaround during reset. This erratum applies
+# to r0p0, r0p1, r0p2 of the Neoverse N2 cpu, it is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2779511
+
+# Flag to apply erratum 2002765 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, and r2p0 of the Cortex-X2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_X2_2002765
+
+# Flag to apply erratum 2058056 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r2p0 and r2p1 of the Cortex-X2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_X2_2058056
+
+# Flag to apply erratum 2083908 workaround during reset. This erratum applies
+# to revision r2p0 of the Cortex-X2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_X2_2083908
+
+# Flag to apply erratum 2017096 workaround during reset. This erratum applies
+# only to revisions r0p0, r1p0 and r2p0 of the Cortex-X2 cpu, it is fixed in
+# r2p1.
+CPU_FLAG_LIST += ERRATA_X2_2017096
+
+# Flag to apply erratum 2081180 workaround during reset. This erratum applies
+# only to revisions r0p0, r1p0 and r2p0 of the Cortex-X2 cpu, it is fixed in
+# r2p1.
+CPU_FLAG_LIST += ERRATA_X2_2081180
+
+# Flag to apply erratum 2216384 workaround during reset. This erratum applies
+# only to revisions r0p0, r1p0 and r2p0 of the Cortex-X2 cpu, it is fixed in
+# r2p1.
+CPU_FLAG_LIST += ERRATA_X2_2216384
+
+# Flag to apply erratum 2147715 workaround during reset. This erratum applies
+# only to revision r2p0 of the Cortex-X2 cpu, it is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_X2_2147715
+
+# Flag to apply erratum 2282622 workaround during reset. This erratum applies
+# to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-X2 cpu and is still
+# open.
+CPU_FLAG_LIST += ERRATA_X2_2282622
+
+# Flag to apply erratum 2371105 workaround during reset. This erratum applies
+# to revision r0p0, r1p0 and r2p0 of the Cortex-X2 cpu and is fixed in r2p1.
+CPU_FLAG_LIST += ERRATA_X2_2371105
+
+# Flag to apply erratum 2701952 workaround for non-arm interconnect ip. This
+# erratum applies to revisions r0p0, r1p0, r2p0, r2p1 of the Cortex-x2 cpu
+# and is still open.
+CPU_FLAG_LIST += ERRATA_X2_2701952
+
+# Flag to apply erratum 2742423 workaround during reset. This erratum applies
+# to revisions r0p0, r1p0, r2p0 and r2p1 of the Cortex-X2 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_X2_2742423
+
+# Flag to apply erratum 2768515 workaround during power down. This erratum
+# applies to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-X2 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_X2_2768515
+
+# Flag to apply erratum 2070301 workaround on reset. This erratum applies
+# to revisions r0p0, r1p0, r1p1 and r1p2 of the Cortex-X3 cpu and is
+# still open.
+CPU_FLAG_LIST += ERRATA_X3_2070301
+
+# Flag to apply erratum 2313909 workaround on powerdown. This erratum applies
+# to revisions r0p0 and r1p0 of the Cortex-X3 cpu, it is fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_X3_2313909
+
+# Flag to apply erratum 2615812 workaround on powerdown. This erratum applies
+# to revisions r0p0, r1p0, r1p1 of the Cortex-X3 cpu, it is still open.
+CPU_FLAG_LIST += ERRATA_X3_2615812
+
+# Flag to apply erratum 2742421 workaround on reset. This erratum applies
+# to revisions r0p0, r1p0 and r1p1 of the Cortex-X3 cpu, it is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_X3_2742421
+
+# Flag to apply erratum 1922240 workaround during reset. This erratum applies
+# to revision r0p0 of the Cortex-A510 cpu and is fixed in r0p1.
+CPU_FLAG_LIST += ERRATA_A510_1922240
+
+# Flag to apply erratum 2288014 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3 and r1p0 of the Cortex-A510 cpu and is
+# fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_A510_2288014
+
+# Flag to apply erratum 2042739 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1 and r0p2 of the Cortex-A510 cpu and is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_A510_2042739
+
+# Flag to apply erratum 2041909 workaround during reset. This erratum applies
+# to revision r0p2 of the Cortex-A510 cpu and is fixed in r0p3. The issue is
+# present in r0p0 and r0p1 but there is no workaround for those revisions.
+CPU_FLAG_LIST += ERRATA_A510_2041909
+
+# Flag to aply erratum 2080326 workaround during reset. This erratum applies
+# to revision r0p2 of the Cortex-A510 cpu and is fixed in r0p3. The issue is
+# also present in r0p0 and r0p1 but there is no workaround for those revisions.
+CPU_FLAG_LIST += ERRATA_A510_2080326
+
+# Flag to apply erratum 2250311 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3 and r1p0, and is fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_A510_2250311
+
+# Flag to apply erratum 2218950 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3 and r1p0, and is fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_A510_2218950
+
+# Flag to apply erratum 2172148 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3 and r1p0, and is fixed in r1p1.
+CPU_FLAG_LIST += ERRATA_A510_2172148
+
+# Flag to apply erratum 2347730 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3, r1p0 and r1p1 of the Cortex-A510 CPU,
+# and is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_A510_2347730
+
+# Flag to apply erratum 2371937 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3, r1p0, and r1p1. It is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_A510_2371937
+
+# Flag to apply erratum 2666669 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1, r0p2, r0p3, r1p0, and r1p1. It is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_A510_2666669
+
+# Flag to apply erratum 2684597 workaround during powerdown. This erratum
+# applies to revision r0p0, r0p1, r0p2, r0p3, r1p0, r1p1 and r1p2 of the
+# Cortex-A510 cpu and is fixed in r1p3.
+CPU_FLAG_LIST += ERRATA_A510_2684597
+
+# Flag to apply erratum 2331132 workaround during reset. This erratum applies
+# to revisions r0p0, r0p1 and r0p2. It is still open.
+CPU_FLAG_LIST += ERRATA_V2_2331132
+
+# Flag to apply erratum 2719103 workaround for non-arm interconnect ip. This
+# erratum applies to revisions r0p0, rop1. Fixed in r0p2.
+CPU_FLAG_LIST += ERRATA_V2_2719103
+
+# Flag to apply erratum 2719105 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1. It is fixed in r0p2.
+CPU_FLAG_LIST += ERRATA_V2_2719105
+
+# Flag to apply erratum 2743011 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1. It is fixed in r0p2.
+CPU_FLAG_LIST += ERRATA_V2_2743011
+
+# Flag to apply erratum 2779510 workaround during reset. This erratum applies
+# to revisions r0p0 and r0p1. It is fixed in r0p2.
+CPU_FLAG_LIST += ERRATA_V2_2779510
+
+# Flag to apply erratum 2801372 workaround for all configurations.
+# This erratum applies to revisions r0p0, r0p1. Fixed in r0p2.
+CPU_FLAG_LIST += ERRATA_V2_2801372
+
+# Flag to apply erratum 2701951 workaround for non-arm interconnect ip.
+# This erratum applies to revisions r0p0, r1p0, and r1p1. Its is fixed in r1p2.
+CPU_FLAG_LIST += ERRATA_A715_2701951
+
+# Flag to apply DSU erratum 798953. This erratum applies to DSUs revision r0p0.
+# Applying the workaround results in higher DSU power consumption on idle.
+CPU_FLAG_LIST += ERRATA_DSU_798953
+
+# Flag to apply DSU erratum 936184. This erratum applies to DSUs containing
+# the ACP interface and revision < r2p0. Applying the workaround results in
+# higher DSU power consumption on idle.
+CPU_FLAG_LIST += ERRATA_DSU_936184
+
+# Flag to apply DSU erratum 2313941. This erratum applies to DSUs revisions
+# r0p0, r1p0, r2p0, r2p1, r3p0, r3p1 and is still open. Applying the workaround
+# results in higher DSU power consumption on idle.
+CPU_FLAG_LIST += ERRATA_DSU_2313941
+
+ifneq (${DYNAMIC_WORKAROUND_CVE_2018_3639},0)
+	ifeq (${WORKAROUND_CVE_2018_3639},0)
+		$(error "Error: WORKAROUND_CVE_2018_3639 must be 1 if DYNAMIC_WORKAROUND_CVE_2018_3639 is 1")
+	endif
+endif
+
+# process all flags
+$(eval $(call default_zeros, $(CPU_FLAG_LIST)))
+$(eval $(call add_defines, $(CPU_FLAG_LIST)))
+$(eval $(call assert_booleans, $(CPU_FLAG_LIST)))
+
+# Errata build flags
+ifneq (${ERRATA_A53_843419},0)
+TF_LDFLAGS_aarch64	+= --fix-cortex-a53-843419
+endif
+
+ifneq (${ERRATA_A53_835769},0)
+TF_CFLAGS_aarch64	+= -mfix-cortex-a53-835769
+TF_LDFLAGS_aarch64	+= --fix-cortex-a53-835769
+endif
+
+ifneq ($(filter 1,${ERRATA_A53_1530924} ${ERRATA_A55_1530923}	\
+	${ERRATA_A57_1319537} ${ERRATA_A72_1319367} ${ERRATA_A76_1165522}),)
+ERRATA_SPECULATIVE_AT	:= 1
+else
+ERRATA_SPECULATIVE_AT	:= 0
+endif