linux-kernel - Re: hwmon: xgene: Add support for X-Gene hwmon driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAFHUOYxXgaPDeCtOarD2qDDNOYYeH5WNUX22+0zRbd14XodfqA@mail.gmail.com>
Date:	Sat, 23 Jul 2016 22:53:59 -0700
From:	Hoan Tran <hotran@....com>
To:	Itaru Kitayama <itaru.kitayama@...en.jp>
Cc:	Jean Delvare <jdelvare@...e.com>,
	Guenter Roeck <linux@...ck-us.net>,
	Jonathan Corbet <corbet@....net>,
	Rob Herring <robh+dt@...nel.org>,
	Jassi Brar <jassisinghbrar@...il.com>,
	Ashwin Chaugule <ashwin.chaugule@...aro.org>,
	Duc Dang <dhdang@....com>, Loc Ho <lho@....com>,
	linux-hwmon@...r.kernel.org, linux-doc@...r.kernel.org,
	lkml <linux-kernel@...r.kernel.org>,
	linux-arm-kernel@...ts.infradead.org,
	Devicetree List <devicetree@...r.kernel.org>
Subject: Re: hwmon: xgene: Add support for X-Gene hwmon driver

Hi Itaru,

On Sat, Jul 23, 2016 at 10:04 PM, Itaru Kitayama
<itaru.kitayama@...en.jp> wrote:
> Hi Hoan,
>
> I didn't mention in my previous post, though I think I'm using fairly recent
> version of Tianocore F/W, and I can confirm there's the PCCT table,
>
> [    0.000000] ACPI: PCCT 0x00000047FA826000 000300 (v01 APM    XGENE
> 00000003      01000013)
>
> is this still not enough? If that's the case, I'll talk to APM for
> their latest development Tianocore version.

Your version is missing the "pcc-channel" property of hwmon inside
ACPI Table. You need a newer version of Tianocore.

> Also, if you or your folks can fold your patch set into APM's xgene-next
> GitHub repo, that would help me to keep up with the development.

xgene-next is currently used for device tree patch only.

Thanks
Hoan

>
> Itaru
>
>
> On 7/24/16 12:00 PM, Hoan Tran wrote:
>>
>> You need the new firmware and BIOS which support ACPI PCC mailbox.
>>
>> Thanks
>> Hoan