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From: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
To: Ruifeng Wang <Ruifeng.Wang@arm.com>,
	"jerinj@marvell.com" <jerinj@marvell.com>,
	Ruifeng Wang <Ruifeng.Wang@arm.com>,
	Jan Viktorin <viktorin@rehivetech.com>,
	Bruce Richardson <bruce.richardson@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"vladimir.medvedkin@intel.com" <vladimir.medvedkin@intel.com>,
	"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	nd <nd@arm.com>,
	Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v2 5/5] config: add Arm Neoverse N2
Date: Fri, 8 Jan 2021 23:58:09 +0000
Message-ID: <DBAPR08MB5814E4CAD8B104F00E57DB9698AE0@DBAPR08MB5814.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <20210108082523.1062058-6-ruifeng.wang@arm.com>

+ Juraj

Please note that this clashes with Juraj's patch for meson rework.

<snip>

> 
> Add Arm Neoverse N2 cpu support.
> 
> Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>
> ---
>  config/arm/arm64_n2_linux_gcc | 17 +++++++++++++++++
>  config/arm/meson.build        | 11 ++++++++++-
>  2 files changed, 27 insertions(+), 1 deletion(-)  create mode 100644
> config/arm/arm64_n2_linux_gcc
> 
> diff --git a/config/arm/arm64_n2_linux_gcc
> b/config/arm/arm64_n2_linux_gcc new file mode 100644 index
> 000000000..78f6f3e2b
> --- /dev/null
> +++ b/config/arm/arm64_n2_linux_gcc
> @@ -0,0 +1,17 @@
> +[binaries]
> +c = 'aarch64-linux-gnu-gcc'
> +cpp = 'aarch64-linux-gnu-cpp'
> +ar = 'aarch64-linux-gnu-gcc-ar'
> +strip = 'aarch64-linux-gnu-strip'
> +pkgconfig = 'aarch64-linux-gnu-pkg-config'
> +pcap-config = ''
> +
> +[host_machine]
> +system = 'linux'
> +cpu_family = 'aarch64'
> +cpu = 'armv8-a'
> +endian = 'little'
> +
> +[properties]
> +implementor_id = '0x41'
> +implementor_pn = '0xd49'
> diff --git a/config/arm/meson.build b/config/arm/meson.build index
> 42b4e43c7..58e0ae643 100644
> --- a/config/arm/meson.build
> +++ b/config/arm/meson.build
> @@ -89,6 +89,14 @@ flags_n1generic_extra = [
>  	['RTE_MAX_NUMA_NODES', 1],
>  	['RTE_EAL_NUMA_AWARE_HUGEPAGES', false],
>  	['RTE_LIBRTE_VHOST_NUMA', false]]
> +flags_n2generic_extra = [
> +	['RTE_MACHINE', '"neoverse-n2"'],
> +	['RTE_MAX_LCORE', 64],
> +	['RTE_CACHE_LINE_SIZE', 64],
> +	['RTE_ARM_FEATURE_ATOMICS', true],
> +	['RTE_USE_C11_MEM_MODEL', true],
> +	['RTE_EAL_NUMA_AWARE_HUGEPAGES', false],
> +	['RTE_LIBRTE_VHOST_NUMA', false]]
Do we need a flag RTE_ARM_FEATURE_SVE?

> 
>  machine_args_generic = [
>  	['default', ['-march=armv8-a+crc', '-moutline-atomics']], @@ -100,7
> +108,8 @@ machine_args_generic = [
>  	['0xd09', ['-mcpu=cortex-a73']],
>  	['0xd0a', ['-mcpu=cortex-a75']],
>  	['0xd0b', ['-mcpu=cortex-a76']],
> -	['0xd0c', ['-march=armv8.2-a+crypto', '-mcpu=neoverse-n1'],
> flags_n1generic_extra]]
> +	['0xd0c', ['-march=armv8.2-a+crypto', '-mcpu=neoverse-n1'],
> flags_n1generic_extra],
> +	['0xd49', ['-march=armv8.5-a+crypto+sve'], flags_n2generic_extra]]
Should this be 'sve2'? There should be a flag to indicate SVE2.

> 
>  machine_args_cavium = [
>  	['default', ['-march=armv8-a+crc+crypto','-mcpu=thunderx']],
> --
> 2.25.1


  reply	other threads:[~2021-01-08 23:58 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-18 10:12 [dpdk-dev] [RFC PATCH] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-05 15:44 ` Medvedkin, Vladimir
2021-01-06 10:11   ` Ruifeng Wang
2021-01-08  8:25 ` [dpdk-dev] [PATCH v2 0/5] lpm lookup with sve support Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 1/5] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-13 18:54     ` Medvedkin, Vladimir
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 2/5] net/hns3: fix build with sve enabled Ruifeng Wang
2021-01-09  0:06     ` Honnappa Nagarahalli
2021-01-09  2:11       ` oulijun
2021-01-11  2:39         ` Ruifeng Wang
2021-01-11 13:38           ` Honnappa Nagarahalli
2021-01-09  2:15     ` oulijun
2021-01-11  2:27       ` Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 3/5] net/octeontx: " Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 4/5] common/octeontx2: " Ruifeng Wang
2021-01-08 10:29     ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2021-01-11  9:51       ` Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 5/5] config: add Arm Neoverse N2 Ruifeng Wang
2021-01-08 23:58     ` Honnappa Nagarahalli [this message]
2021-01-11  3:01       ` Ruifeng Wang
2021-01-11  3:09         ` Jerin Jacob
2021-01-11  8:32           ` Ruifeng Wang
2021-01-11 13:58             ` Honnappa Nagarahalli
2021-01-12  2:57 ` [dpdk-dev] [PATCH v3 0/5] lpm lookup with sve support Ruifeng Wang
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 1/5] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-13 15:58     ` David Marchand
2021-01-27 13:04     ` David Marchand
2021-01-27 21:03       ` Honnappa Nagarahalli
2021-01-28  8:03         ` David Marchand
2021-01-28 12:24           ` Honnappa Nagarahalli
2021-01-28  5:47       ` Ruifeng Wang
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 2/5] net/hns3: fix build with sve enabled Ruifeng Wang
2021-01-13  2:16     ` Honnappa Nagarahalli
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 3/5] net/octeontx: " Ruifeng Wang
2021-01-12  4:39     ` Jerin Jacob
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 4/5] common/octeontx2: " Ruifeng Wang
2021-01-12  4:38     ` Jerin Jacob
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 5/5] config: add Arm Neoverse N2 Ruifeng Wang
2021-01-12  4:44     ` Jerin Jacob
2021-01-13  2:08     ` Honnappa Nagarahalli
2021-01-14 15:18   ` [dpdk-dev] [PATCH v3 0/5] lpm lookup with sve support David Marchand
2021-01-14 15:40     ` David Marchand
2021-01-15  7:02       ` Ruifeng Wang

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