From: Sudeep Holla <sudeep.holla@arm.com>
To: John Garry <john.garry@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Linuxarm <linuxarm@huawei.com>,
"Huangming \(Mark\)" <huangming23@huawei.com>,
wanghuiqiang <wanghuiqiang@huawei.com>,
Sudeep Holla <sudeep.holla@arm.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: PSCI checker query
Date: Thu, 5 Dec 2019 15:48:56 +0000 [thread overview]
Message-ID: <20191205154856.GC20398@bogus> (raw)
In-Reply-To: <dadb80f1-53ec-0344-cdce-d8b36372dfbe@huawei.com>
Hi john,
On Thu, Dec 05, 2019 at 02:22:01PM +0000, John Garry wrote:
> Hi Sudeep,
>
> > Both use the same firmware(or at-least the baseline) ?
>
> Well from the kernel logs provided we have for D05:
> psci: PSCIv1.0 detected in firmware.
>
> and for the D06 board:
> psci: PSCIv1.1 detected in firmware.
>
> Both seem to be using v1.4 ATF also from the bios logs (they don't tell much
> else).
>
Good, it's standard TF-A project. You should be able to run some TF-tests
easily then.
> Are there any
> > significant hardware or firmware changes around CPU power-off sequence ?
>
> Not that I know about specifically. I've cc'ed some of our firmware guys,
> who may know more details.
>
OK
> > If you are running same kernel image on both, firmware becomes easy
> > target to start with.
>
> Yes, same kernel build. That's v5.4 with some unrelated changes.
>
> Have you run some tests on PSCI firmware ?
>
> Again, I'll have to refer to our firmware guys. BTW, I'll say now that this
> D05 board is legacy...
>
Just for your information, I am referring to these tests in TF-A [1]
I don't have must details myself as I tried them long back, but I just
had to refer to the user guide [2] back then.
--
Regards,
Sudeep
[1] https://git.trustedfirmware.org/TF-A/tf-a-tests.git
[2] https://git.trustedfirmware.org/TF-A/tf-a-tests.git/about/docs/user-guide.rst
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next prev parent reply other threads:[~2019-12-05 15:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-05 12:38 PSCI checker query John Garry
2019-12-05 13:30 ` Sudeep Holla
2019-12-05 14:22 ` John Garry
2019-12-05 15:48 ` Sudeep Holla [this message]
2019-12-05 15:55 ` Marc Zyngier
2019-12-05 16:53 ` Sudeep Holla
2019-12-05 16:59 ` Marc Zyngier
2019-12-05 17:12 ` John Garry
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