DPDK patches and discussions
 help / color / mirror / Atom feed
From: Ruifeng Wang <Ruifeng.Wang@arm.com>
To: oulijun <oulijun@huawei.com>,
	"thomas@monjalon.net" <thomas@monjalon.net>,
	 "ferruh.yigit@intel.com" <ferruh.yigit@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"linuxarm@openeuler.org" <linuxarm@openeuler.org>,
	nd <nd@arm.com>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon kunpeng920 implementer
Date: Thu, 25 Mar 2021 08:10:08 +0000
Message-ID: <VI1PR0802MB248000B7369F69488164C6E79E629@VI1PR0802MB2480.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <ec0abc7f-f4a0-d71a-1550-2c7314a6e829@huawei.com>

> -----Original Message-----
> From: oulijun <oulijun@huawei.com>
> Sent: Thursday, March 25, 2021 3:56 PM
> To: Ruifeng Wang <Ruifeng.Wang@arm.com>; thomas@monjalon.net;
> ferruh.yigit@intel.com
> Cc: dev@dpdk.org; linuxarm@openeuler.org; nd <nd@arm.com>
> Subject: Re: [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon
> kunpeng920 implementer
> 
> 
> 
> 在 2021/3/25 15:45, Ruifeng Wang 写道:
> >> -----Original Message-----
> >> From: oulijun <oulijun@huawei.com>
> >> Sent: Thursday, March 25, 2021 3:22 PM
> >> To: Ruifeng Wang <Ruifeng.Wang@arm.com>; thomas@monjalon.net;
> >> ferruh.yigit@intel.com
> >> Cc: dev@dpdk.org; linuxarm@openeuler.org; nd <nd@arm.com>
> >> Subject: Re: [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon
> >> kunpeng920 implementer
> >>
> >>
> >>
> >> 在 2021/3/23 23:40, Ruifeng Wang 写道:
> >>>> -----Original Message-----
> >>>> From: oulijun <oulijun@huawei.com>
> >>>> Sent: Tuesday, March 23, 2021 9:52 PM
> >>>> To: Ruifeng Wang <Ruifeng.Wang@arm.com>; thomas@monjalon.net;
> >>>> ferruh.yigit@intel.com
> >>>> Cc: dev@dpdk.org; linuxarm@openeuler.org; nd <nd@arm.com>
> >>>> Subject: Re: [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon
> >>>> kunpeng920 implementer
> >>>>
> >>>>
> >>>>
> >>>>      2021/3/23 16:07, Ruifeng Wang д  :
> >>>>>> -----Original Message-----
> >>>>>> From: dev <dev-bounces@dpdk.org> On Behalf Of Lijun Ou
> >>>>>> Sent: Wednesday, March 10, 2021 9:36 AM
> >>>>>> To: thomas@monjalon.net; ferruh.yigit@intel.com
> >>>>>> Cc: dev@dpdk.org; linuxarm@openeuler.org
> >>>>>> Subject: [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon
> >>>>>> kunpeng920 implementer
> >>>>>>
> >>>>>> Here addes Kunpeng920 config back which was deleted.
> >
> > There was no Kunpeng920 specific config before change 91c730fd4e09.
> > It would fall back to generic build because the behavior was to do generic
> build for unknown implementor / part number.
> >
> What should we do with this patch? This is because we cannot compile on
> the Kunpeng 920 server without adding generic build.

I see the need to add config for Kunpeng 920.
IMO, the commit message can be refined. 

With commit message update,
Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
> >>>>>>
> >>>>>> Fixes: 91c730fd4e09 ("config/arm: remove unused or superfluous
> >>>>>> variables")
> >>>>>>
> >>>>>> Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
> >>>>>> Signed-off-by: Lijun Ou <oulijun@huawei.com>
> >>>>>> ---
> >>>>>> V1->V2:
> >>>>>> - rewrite patch title.
> >>>>>> - split the patch into two.
> >>>>>> ---
> >>>>>>     config/arm/meson.build | 20 ++++++++++++++++++++
> >>>>>>     1 file changed, 20 insertions(+)
> >>>>>>
> >>>>>> diff --git a/config/arm/meson.build b/config/arm/meson.build
> >>>>>> index
> >>>>>> 00bc461..3826900 100644
> >>>>>> --- a/config/arm/meson.build
> >>>>>> +++ b/config/arm/meson.build
> >>>>>> @@ -133,6 +133,25 @@ implementer_cavium = {
> >>>>>>     	}
> >>>>>>     }
> >>>>>>
> >>>>>> +implementer_hisilicon = {
> >>>>>> +	'description': 'Hisilicon',
> >>>>>> +	'flags': [
> >>>>>> +		['RTE_USE_C11_MEM_MODEL', true],
> >>>>>> +		['RTE_CACHE_LINE_SIZE', 128],
> >>>>>
> >>>>> Just want to double check.
> >>>>> One Kunpeng920 box I can access have cache line size 64B.
> >>>>>
> >>>> I have a question, which level does RTE_CACHE_LINE_SIZE refer to?
> >>>> For kunpeng920, L1/L2 cache size is 64B  L3 is 128B
> >>>
> >>> Got it.
> >>> I think RTE_CACHE_LINE_SIZE is not defined for a certain level of cache.
> >>> Data can be prefetched into any level of cache by using different APIs.
> >>>
> >> So our current configuration should be fine.
> >
> > Agree.
> >
> >>>>> Thanks.
> >>>>>> +		['RTE_MAX_NUMA_NODES', 4]
> >>>>>> +	],
> >>>>>> +	'part_number_config': {
> >>>>>> +		'0xd01': {
> >>>>>> +			'machine_args': ['-march=armv8.2-a+crypto',
> >>>>>> +					 '-mtune=tsv110'],
> >>>>>> +			'flag': [['RTE_MACHINE', '"kunpeng920"'],
> >>>>>> +				 ['RTE_MAX_LCORE', 128],
> >>>>>> +				 ['RTE_ARM_FEATURE_ATOMICS',
> true]
> >>>>>> +			]
> >>>>>> +		}
> >>>>>> +	}
> >>>>>> +}
> >>>>>> +
> >>>>>>     implementer_ampere = {
> >>>>>>     	'description': 'Ampere Computing',
> >>>>>>     	'flags': [
> >>>>>> @@ -190,6 +209,7 @@ implementers = {
> >>>>>>     	'generic': implementer_generic,
> >>>>>>     	'0x41': implementer_arm,
> >>>>>>     	'0x43': implementer_cavium,
> >>>>>> +	'0x48': implementer_hisilicon,
> >>>>>>     	'0x50': implementer_ampere,
> >>>>>>     	'0x51': implementer_qualcomm,
> >>>>>>     	'0x56': implementer_marvell,
> >>>>>> --
> >>>>>> 2.7.4
> >>>>>
> >>>>> .
> >>>>>

  reply	other threads:[~2021-03-25  8:10 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-03 12:46 [dpdk-dev] [PATCH 0/2] meson build fixes for hns3 Lijun Ou
2021-02-03 12:46 ` [dpdk-dev] [PATCH 1/2] config/arm: fix Hisilicon kunpeng920 SoC build Lijun Ou
2021-02-10  9:41   ` Thomas Monjalon
2021-02-24  1:34     ` oulijun
2021-02-24  7:41       ` Thomas Monjalon
2021-02-24  9:17         ` oulijun
2021-02-24 10:24           ` Thomas Monjalon
2021-02-24 11:55         ` Juraj Linkeš
2021-02-24 12:09           ` Thomas Monjalon
2021-03-01 10:46             ` Juraj Linkeš
2021-03-05  1:36               ` oulijun
2021-03-22  1:01                 ` Min Hu (Connor)
2021-02-03 12:46 ` [dpdk-dev] [PATCH 2/2] config/arm: fix Hisilicon kunpeng930 Soc build Lijun Ou
2021-03-05  1:38 ` [dpdk-dev] [PATCH 0/2] meson build fixes for hns3 oulijun
2021-03-10  1:35 ` [dpdk-dev] [PATCH V2 0/4] add Hisilicon kunpeng CPU support Lijun Ou
2021-03-10  1:35   ` [dpdk-dev] [PATCH V2 1/4] config/arm: add Hisilicon kunpeng920 implementer Lijun Ou
2021-03-20  2:27     ` Min Hu (Connor)
2021-03-23  8:07     ` Ruifeng Wang
2021-03-23 13:51       ` oulijun
2021-03-23 15:40         ` Ruifeng Wang
2021-03-25  7:21           ` oulijun
2021-03-25  7:45             ` Ruifeng Wang
2021-03-25  7:56               ` oulijun
2021-03-25  8:10                 ` Ruifeng Wang [this message]
2021-03-26 12:40     ` Jerin Jacob
2021-03-10  1:35   ` [dpdk-dev] [PATCH V2 2/4] config/arm: add Hisilicon kunpeng930 implementer Lijun Ou
2021-03-26 12:42     ` Jerin Jacob
2021-03-10  1:35   ` [dpdk-dev] [PATCH V2 3/4] config/arm: add kunpeng920 meson cross compile target Lijun Ou
2021-03-25  7:48     ` Ruifeng Wang
2021-03-26 12:45       ` Jerin Jacob
2021-03-10  1:35   ` [dpdk-dev] [PATCH V2 4/4] config/arm: add kunpeng930 " Lijun Ou
2021-03-25  7:49     ` Ruifeng Wang
2021-03-26 12:46     ` Jerin Jacob
2021-03-27  1:27   ` [dpdk-dev] [PATCH V3 0/3] add Hisilicon kunpeng CPU support Lijun Ou
2021-03-27  1:27     ` [dpdk-dev] [PATCH V3 1/3] config/arm: add Hisilicon kunpeng implementer Lijun Ou
2021-03-27  1:27     ` [dpdk-dev] [PATCH V3 2/3] config/arm: add kunpeng920 cross target Lijun Ou
2021-03-27  1:27     ` [dpdk-dev] [PATCH V3 3/3] config/arm: add kunpeng930 " Lijun Ou
2021-04-16  9:57     ` [dpdk-dev] [PATCH V4 0/3] add Hisilicon kunpeng CPU support Lijun Ou
2021-04-16  9:57       ` [dpdk-dev] [PATCH V4 1/3] config/arm: add Hisilicon kunpeng implementer Lijun Ou
2021-04-16  9:57       ` [dpdk-dev] [PATCH V4 2/3] config/arm: add kunpeng920 cross target Lijun Ou
2021-04-16  9:57       ` [dpdk-dev] [PATCH V4 3/3] config/arm: add kunpeng930 " Lijun Ou
2021-04-19  8:10       ` [dpdk-dev] [PATCH V4 0/3] add Hisilicon kunpeng CPU support Thomas Monjalon
     [not found] ` <6032863.io6GlxzLMq@thomas>
     [not found]   ` <f0e55cbc-3b61-8858-a5e7-aeee9dc613c2@huawei.com>
     [not found]     ` <6796692.TXxtQ3U2Ta@thomas>
2021-03-25 13:26       ` [dpdk-dev] [Linuxarm] [PATCH V2 0/4] " oulijun
2021-03-25 14:40         ` Thomas Monjalon
2021-03-26  0:41           ` oulijun
2021-04-05 19:50             ` Honnappa Nagarahalli
2021-04-06  1:00               ` oulijun
2021-04-07  2:19                 ` Honnappa Nagarahalli
2021-04-08  3:30                   ` oulijun
2021-04-08  8:01                     ` Thomas Monjalon

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=VI1PR0802MB248000B7369F69488164C6E79E629@VI1PR0802MB2480.eurprd08.prod.outlook.com \
    --to=ruifeng.wang@arm.com \
    --cc=dev@dpdk.org \
    --cc=ferruh.yigit@intel.com \
    --cc=linuxarm@openeuler.org \
    --cc=nd@arm.com \
    --cc=oulijun@huawei.com \
    --cc=thomas@monjalon.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

DPDK patches and discussions

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/dev/0 dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dev dev/ https://inbox.dpdk.org/dev \
		dev@dpdk.org
	public-inbox-index dev

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.dev


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git