From: Pavan Nikhilesh <pbhagavat...@marvell.com> The ARM architecture allows SoCs to have extensions in addition to base profiles such as Large System Extension (LSE), CRC etc.
Add ability to declare SoC specific extensions. Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com> --- More details about ARM extensions https://developer.arm.com/documentation/102378/0200 config/arm/meson.build | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/config/arm/meson.build b/config/arm/meson.build index 22cd81319..8aa961e5b 100644 --- a/config/arm/meson.build +++ b/config/arm/meson.build @@ -230,6 +230,7 @@ soc_cn10k = { ['RTE_MAX_LCORE', 24], ['RTE_MAX_NUMA_NODES', 1] ], + 'extensions' : ['lse', 'crc'], 'part_number': '0xd49', 'numa': false } @@ -387,6 +388,7 @@ else endif soc_flags = [] + soc_extensions = [] if soc_config.has_key('not_supported') error('SoC @0@ not supported.'.format(soc)) elif soc_config != {} @@ -394,6 +396,7 @@ else implementer_config = implementers[implementer_id] part_number = soc_config['part_number'] soc_flags = soc_config.get('flags', []) + soc_extensions = soc_config.get('extensions', []) if not soc_config.get('numa', true) has_libnuma = 0 endif @@ -431,6 +434,11 @@ else # apply supported machine args machine_args = [] # Clear previous machine args foreach flag: part_number_config['machine_args'] + if flag.startswith('-march') and soc_extensions.length() != 0 + foreach ex: soc_extensions + flag += '+' + ex + endforeach + endif if cc.has_argument(flag) machine_args += flag endif -- 2.17.1
