From: "Michał Górny" <mgorny@gentoo.org>
To: gentoo-dev@lists.gentoo.org
Cc: arm <arm@gentoo.org>
Subject: Re: [gentoo-dev] Need ARM/AArch64 test data for cpuid2cpuflags
Date: Wed, 11 Sep 2019 20:15:34 +0200 [thread overview]
Message-ID: <4fe3fcbe0c411a3aa1bfd23336cc42cc8726b0d2.camel@gentoo.org> (raw)
In-Reply-To: <CAEdQ38HCDuFMPN6qacwVaohE3-kVhGLm=sH8Oficw7BfEsEKbQ@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1283 bytes --]
On Wed, 2019-09-11 at 11:02 -0700, Matt Turner wrote:
> From my original generation SolidRun Cubox:
>
> $ ./hwcap-dump
> hwcap:000000000004ead6
> hwcap2:0000000000000000
> mattst88@cubox ~/cpuid2cpuflags-7-dev $ uname -a
> Linux cubox 5.2.7 #11 Wed Aug 7 17:50:03 PDT 2019 armv7l ARMv7
> Processor rev 5 (v7l) Marvell Dove GNU/Linux
>
> cpuid2cflags says
> CPU_FLAGS_ARM: edsp iwmmxt thumb vfp vfpv3 v4 v5 v6 v7 thumb2
>
> /proc/cpuinfo:
>
> processor : 0
> model name : ARMv7 Processor rev 5 (v7l)
> BogoMIPS : 333.33
> Features : half thumb fastmult vfp edsp iwmmxt thumbee vfpv3
> vfpv3d16 tls idivt
> CPU implementer : 0x56
> CPU architecture: 7
> CPU variant : 0x0
> CPU part : 0x581
> CPU revision : 5
>
> Hardware : Marvell Dove
> Revision : 0000
> Serial : 0000000000000000
Thanks.
>
> I've got an "iwmmxt2" flag on x11-libs/pixman, but I don't think
> there's a hwcap bit for it. At least not that I see in
> arch/arm/include/uapi/asm/hwcap.h
Maybe there's some other way of inferring it. For example, 'thumb2'
we're basing on ARM version.
>
> That's just as well. It's only a very small optimization over iwmmxt.
>
--
Best regards,
Michał Górny
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 618 bytes --]
next prev parent reply other threads:[~2019-09-11 18:15 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-10 20:44 [gentoo-dev] Need ARM/AArch64 test data for cpuid2cpuflags Michał Górny
2019-09-11 5:24 ` Michał Górny
2019-09-11 6:42 ` Nick Howell
2019-09-11 6:52 ` Michał Górny
2019-09-12 11:29 ` Rolf Eike Beer
2019-09-12 13:38 ` Michał Górny
2019-09-13 3:17 ` A Schenck
2019-09-13 5:03 ` Michał Górny
2019-09-11 17:09 ` Georgy Yakovlev
2019-09-11 17:33 ` Michał Górny
2019-09-11 18:02 ` Matt Turner
2019-09-11 18:15 ` Michał Górny [this message]
2019-09-11 20:19 ` James Le Cuirot
2019-09-11 20:37 ` Michał Górny
2019-09-12 13:13 ` James Cloos
2019-09-12 13:47 ` Michał Górny
2019-09-17 20:56 ` Michał Górny
2019-09-18 12:56 ` Alfredo Tupone
2019-09-25 15:22 ` Guilherme Amadio
2019-09-25 16:03 ` Michał Górny
2019-10-01 11:48 ` Roy Bamford
2019-10-02 15:30 ` Piotr Szymaniak
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=4fe3fcbe0c411a3aa1bfd23336cc42cc8726b0d2.camel@gentoo.org \
--to=mgorny@gentoo.org \
--cc=arm@gentoo.org \
--cc=gentoo-dev@lists.gentoo.org \
/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
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox