From: Yongseok Koh <yskoh@mellanox.com>
To: Hemant Agrawal <hemant.agrawal@nxp.com>,
Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
Cc: "bruce.richardson@intel.com" <bruce.richardson@intel.com>,
"jerinj@marvell.com" <jerinj@marvell.com>,
"pbhagavatula@marvell.com" <pbhagavatula@marvell.com>,
Shahaf Shuler <shahafs@mellanox.com>,
"dev@dpdk.org" <dev@dpdk.org>,
Thomas Monjalon <thomas@monjalon.net>,
"Gavin Hu (Arm Technology China)" <Gavin.Hu@arm.com>,
nd <nd@arm.com>
Subject: Re: [dpdk-dev] [EXT] Re: [PATCH v2 2/4] meson: change default cache line size for armv8
Date: Thu, 18 Apr 2019 11:32:32 +0000 [thread overview]
Message-ID: <62E7B12F-C840-454E-B7E7-9DA9734384C0@mellanox.com> (raw)
Message-ID: <20190418113232.YLDybWR3Fqzxyv43wRVa--R7vLHerFY92_2YtnjQM2I@z> (raw)
In-Reply-To: <VI1PR0401MB2541FFDECCDB3AE590B69AB589260@VI1PR0401MB2541.eurprd04.prod.outlook.com>
> On Apr 18, 2019, at 1:23 AM, Hemant Agrawal <hemant.agrawal@nxp.com> wrote:
>
>> -----Original Message-----
>> From: dev <dev-bounces@dpdk.org> On Behalf Of Honnappa Nagarahalli
>> Sent: Thursday, April 18, 2019 10:31 AM
>> To: yskoh@mellanox.com; bruce.richardson@intel.com; jerinj@marvell.com;
>> pbhagavatula@marvell.com; shahafs@mellanox.com
>> Cc: dev@dpdk.org; thomas@monjalon.net; Gavin Hu (Arm Technology
>> China) <Gavin.Hu@arm.com>; Honnappa Nagarahalli
>> <Honnappa.Nagarahalli@arm.com>; nd <nd@arm.com>; nd <nd@arm.com>
>> Subject: [EXT] Re: [dpdk-dev] [PATCH v2 2/4] meson: change default cache
>> line size for armv8
>>
>
>>>
>>> Currently, the cache line size of armv8 CPUs having Implementor ID of
>>> 0x41 is
>>> 64 bytes.
>> I guess you meant to say 128 bytes
>
>
> "the current default is 128, changing it to 64."
Yep, the message was wrong. Will fix it.
>>> Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
>>> ---
>>>
>>> v2:
>>> * introduce flags_arm replacing flags_generic instead of using the
>>> extra flags
>>>
>>> config/arm/meson.build | 7 ++++++-
>>> 1 file changed, 6 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/config/arm/meson.build b/config/arm/meson.build index
>>> 22a062bad9..1db4ad2ee7 100644
>>> --- a/config/arm/meson.build
>>> +++ b/config/arm/meson.build
>>> @@ -32,6 +32,11 @@ flags_generic = [
>>> ['RTE_MAX_LCORE', 256],
>>> ['RTE_USE_C11_MEM_MODEL', true],
>>> ['RTE_CACHE_LINE_SIZE', 128]]
>>> +flags_arm = [
>>> + ['RTE_MACHINE', '"armv8a"'],
>>> + ['RTE_MAX_LCORE', 256],
>> I am not aware of any implementations with implementor ID 0x41. Bluefield
>> is the first one I am aware of. May be we can keep this smaller, 16?
>
> NXP also support implementer as 0x41, 16 will be good.
BlueField has 16 cores so yes, it is good.
Thanks,
Yongseok
>
>>
>>> + ['RTE_USE_C11_MEM_MODEL', true],
>>> + ['RTE_CACHE_LINE_SIZE', 64]]
>>> flags_cavium = [
>>> ['RTE_CACHE_LINE_SIZE', 128],
>>> ['RTE_MAX_NUMA_NODES', 2],
>>> @@ -88,7 +93,7 @@ machine_args_cavium = [
>>>
>>> ## Arm implementer ID (ARM DDI 0487C.a, Section G7.2.106, Page
>>> G7-5321) impl_generic = ['Generic armv8', flags_generic,
>>> machine_args_generic]
>>> -impl_0x41 = ['Arm', flags_generic, machine_args_generic]
>>> +impl_0x41 = ['Arm', flags_arm, machine_args_generic]
>>> impl_0x42 = ['Broadcom', flags_generic, machine_args_generic]
>>> impl_0x43 = ['Cavium', flags_cavium, machine_args_cavium]
>>> impl_0x44 = ['DEC', flags_generic, machine_args_generic]
>>> --
>>> 2.11.0
next prev parent reply other threads:[~2019-04-18 11:32 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-12 23:24 [dpdk-dev] [PATCH 0/6] build: fix build for arm64 Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-12 23:24 ` [dpdk-dev] [PATCH 1/6] meson: disable octeontx for buggy compilers on arm64 Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-13 5:52 ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2019-04-13 5:52 ` Pavan Nikhilesh Bhagavatula
2019-04-15 18:16 ` Yongseok Koh
2019-04-15 18:16 ` Yongseok Koh
2019-04-12 23:24 ` [dpdk-dev] [PATCH 2/6] meson: change default cache line size for cortex-a72 Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-13 6:43 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-04-13 6:43 ` Jerin Jacob Kollanukkaran
2019-04-15 4:35 ` Honnappa Nagarahalli
2019-04-15 4:35 ` Honnappa Nagarahalli
2019-04-15 13:40 ` Honnappa Nagarahalli
2019-04-15 13:40 ` Honnappa Nagarahalli
2019-04-15 20:40 ` Yongseok Koh
2019-04-15 20:40 ` Yongseok Koh
2019-04-15 20:44 ` Honnappa Nagarahalli
2019-04-15 20:44 ` Honnappa Nagarahalli
2019-04-12 23:24 ` [dpdk-dev] [PATCH 3/6] net/mlx: fix library search in meson build Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-15 9:19 ` Bruce Richardson
2019-04-15 9:19 ` Bruce Richardson
2019-04-15 19:48 ` Yongseok Koh
2019-04-15 19:48 ` Yongseok Koh
2019-04-15 10:12 ` Luca Boccassi
2019-04-15 10:12 ` Luca Boccassi
2019-04-15 19:48 ` Yongseok Koh
2019-04-15 19:48 ` Yongseok Koh
2019-04-18 9:25 ` Luca Boccassi
2019-04-18 9:25 ` Luca Boccassi
2019-04-18 10:14 ` Bruce Richardson
2019-04-18 10:14 ` Bruce Richardson
2019-04-18 11:25 ` Yongseok Koh
2019-04-18 11:25 ` Yongseok Koh
2019-04-12 23:24 ` [dpdk-dev] [PATCH 4/6] meson: add Mellanox BlueField cross-compile config Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-13 7:04 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-04-13 7:04 ` Jerin Jacob Kollanukkaran
2019-04-12 23:24 ` [dpdk-dev] [PATCH 5/6] build: add option for armv8 crypto extension Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-13 7:22 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-04-13 7:22 ` Jerin Jacob Kollanukkaran
2019-04-15 4:52 ` Honnappa Nagarahalli
2019-04-15 4:52 ` Honnappa Nagarahalli
2019-04-15 18:43 ` Yongseok Koh
2019-04-15 18:43 ` Yongseok Koh
2019-04-15 20:13 ` Honnappa Nagarahalli
2019-04-15 20:13 ` Honnappa Nagarahalli
2019-04-17 16:28 ` Yongseok Koh
2019-04-17 16:28 ` Yongseok Koh
2019-04-30 3:33 ` Honnappa Nagarahalli
2019-04-30 3:33 ` Honnappa Nagarahalli
2019-05-02 1:54 ` Yongseok Koh
2019-05-02 1:54 ` Yongseok Koh
2019-05-02 10:13 ` Jerin Jacob Kollanukkaran
2019-05-02 10:13 ` Jerin Jacob Kollanukkaran
2019-05-02 23:08 ` Yongseok Koh
2019-05-02 23:08 ` Yongseok Koh
2019-05-02 23:33 ` Yongseok Koh
2019-05-02 23:33 ` Yongseok Koh
2019-05-03 10:28 ` Jerin Jacob Kollanukkaran
2019-05-03 10:28 ` Jerin Jacob Kollanukkaran
2019-05-03 3:54 ` Honnappa Nagarahalli
2019-05-03 3:54 ` Honnappa Nagarahalli
2019-05-03 9:49 ` Yongseok Koh
2019-05-03 9:49 ` Yongseok Koh
2019-05-03 14:21 ` Honnappa Nagarahalli
2019-05-03 14:21 ` Honnappa Nagarahalli
2019-04-12 23:24 ` [dpdk-dev] [PATCH 6/6] mk: disable armv8 crypto extension for Mellanox BlueField Yongseok Koh
2019-04-12 23:24 ` Yongseok Koh
2019-04-13 7:12 ` [dpdk-dev] [EXT] [PATCH 0/6] build: fix build for arm64 Jerin Jacob Kollanukkaran
2019-04-13 7:12 ` Jerin Jacob Kollanukkaran
2019-04-15 20:56 ` Yongseok Koh
2019-04-15 20:56 ` Yongseok Koh
2019-04-16 5:57 ` Jerin Jacob Kollanukkaran
2019-04-16 5:57 ` Jerin Jacob Kollanukkaran
2019-04-17 20:06 ` [dpdk-dev] " Thomas Monjalon
2019-04-17 20:06 ` Thomas Monjalon
2019-04-17 20:24 ` Honnappa Nagarahalli
2019-04-17 20:24 ` Honnappa Nagarahalli
2019-04-17 22:14 ` Yongseok Koh
2019-04-17 22:14 ` Yongseok Koh
2019-04-18 1:47 ` [dpdk-dev] [PATCH v2 1/4] meson: disable octeontx for buggy compilers on arm64 Yongseok Koh
2019-04-18 1:47 ` Yongseok Koh
2019-04-18 1:47 ` [dpdk-dev] [PATCH v2 2/4] meson: change default cache line size for armv8 Yongseok Koh
2019-04-18 1:47 ` Yongseok Koh
2019-04-18 5:00 ` Honnappa Nagarahalli
2019-04-18 5:00 ` Honnappa Nagarahalli
2019-04-18 8:23 ` [dpdk-dev] [EXT] " Hemant Agrawal
2019-04-18 8:23 ` Hemant Agrawal
2019-04-18 11:32 ` Yongseok Koh [this message]
2019-04-18 11:32 ` Yongseok Koh
2019-04-18 1:47 ` [dpdk-dev] [PATCH v2 3/4] net/mlx: fix library search in meson build Yongseok Koh
2019-04-18 1:47 ` Yongseok Koh
2019-04-18 1:47 ` [dpdk-dev] [PATCH v2 4/4] meson: add Mellanox BlueField cross-compile config Yongseok Koh
2019-04-18 1:47 ` Yongseok Koh
2019-04-18 7:21 ` [dpdk-dev] [EXT] [PATCH v2 1/4] meson: disable octeontx for buggy compilers on arm64 Jerin Jacob Kollanukkaran
2019-04-18 7:21 ` Jerin Jacob Kollanukkaran
2019-04-18 10:41 ` Yongseok Koh
2019-04-18 10:41 ` Yongseok Koh
2019-04-18 11:04 ` Thomas Monjalon
2019-04-18 11:04 ` Thomas Monjalon
2019-04-18 11:10 ` Yongseok Koh
2019-04-18 11:10 ` Yongseok Koh
2019-04-18 11:49 ` [dpdk-dev] [PATCH v3 1/4] drivers/event: " Yongseok Koh
2019-04-18 11:49 ` Yongseok Koh
2019-04-18 11:49 ` [dpdk-dev] [PATCH v3 2/4] meson: change default config for armv8 Yongseok Koh
2019-04-18 11:49 ` Yongseok Koh
2019-04-18 14:25 ` Honnappa Nagarahalli
2019-04-18 14:25 ` Honnappa Nagarahalli
2019-04-18 11:49 ` [dpdk-dev] [PATCH v3 3/4] net/mlx: fix library search in meson build Yongseok Koh
2019-04-18 11:49 ` Yongseok Koh
2019-04-18 12:02 ` Luca Boccassi
2019-04-18 12:02 ` Luca Boccassi
2019-04-18 11:49 ` [dpdk-dev] [PATCH v3 4/4] meson: add Mellanox BlueField cross-compile config Yongseok Koh
2019-04-18 11:49 ` Yongseok Koh
2019-04-18 16:23 ` Thomas Monjalon
2019-04-18 16:23 ` Thomas Monjalon
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