From: Michael Ellerman <mpe@ellerman.id.au>
To: Olof Johansson <olof@lixom.net>,
Christian Zigotzky <chzigotzky@xenosoft.de>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
linux-pci@vger.kernel.org,
Darren Stevens <darren@stevens-zone.net>,
Bjorn Helgaas <helgaas@kernel.org>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH] SB600 for the Nemo board has non-zero devices on non-root bus
Date: Wed, 06 Dec 2017 23:44:44 +1100 [thread overview]
Message-ID: <87indkdo03.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <20171202230052.34y2ivxgpgr3osct@localhost>
Olof Johansson <olof@lixom.net> writes:
> On Sat, Dec 02, 2017 at 01:54:41PM +0100, Christian Zigotzky wrote:
>> On 02 December 2017 at 00:27AM, Bjorn Helgaas wrote:
>> >=20
>> > Thanks for testing that. I'll merge a similar patch for v4.16.
>> >=20
>> > I don't think using "pci=3Dpcie_scan_all" is really an acceptable
>> > long-term answer for you, though. Is there some way we can identify
>> > at run-time whether we're on a Nemo system? If so, we can make this
>> > happen automatically.
>> >=20
>> > Bjorn
>> >=20
>> Hi Bjorn,
>>=20
>> Many thanks for your effort! I appreciate it very much. :-)
>>=20
>> We can identify the Nemo board at the boot time. See dmesg output: [=C2=
=A0=C2=A0=C2=A0
>> 0.061592] NEMO SB600 IOB base e0000000
>>=20
>> @linuxppc-dev
>> Any other ideas? Maybe the same as we can identify the other P.A. Semi
>> boards (Electra, Chitra, and Athena).
>>=20
>> @Olof
>> Maybe you know how we can identify the P.A. Semi Nemo board at the run-t=
ime.
>>=20
>> @Darren
>> Do you have an idea?
>
>
> The below patch, together with Bjorn's, should do it. Christian, can you =
test
> and report back?
>
> I'm guessing it won't do any harm to set this on non-X1000 platforms. My
> test system is currently powered down so I can't check.
My pasemi board had been powered off for a while and when I turned it
back on something popped, the power supply blew up and tripped a
breaker.
So I also can't test this, at least for now, until I get my "allowed to
use hardware" license back from my colleagues in the office.
cheers
next prev parent reply other threads:[~2017-12-06 12:44 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-16 7:47 [PATCH] SB600 for the Nemo board has non-zero devices on non-root bus Christian Zigotzky
2017-11-23 13:31 ` Michael Ellerman
2017-11-29 19:28 ` Christian Zigotzky
2017-11-29 19:46 ` Bjorn Helgaas
2017-11-29 20:45 ` Christian Zigotzky
2017-11-29 22:34 ` Bjorn Helgaas
2017-11-29 23:39 ` Christian Zigotzky
2017-11-30 22:42 ` Bjorn Helgaas
2017-12-01 22:08 ` Christian Zigotzky
2017-12-01 23:27 ` Bjorn Helgaas
2017-12-02 12:54 ` Christian Zigotzky
2017-12-02 23:00 ` Olof Johansson
2017-12-02 23:02 ` Olof Johansson
2017-12-03 9:43 ` Christian Zigotzky
2017-12-06 8:37 ` Christian Zigotzky
2017-12-06 11:03 ` Christian Zigotzky
2017-12-06 12:57 ` Michael Ellerman
2017-12-06 21:06 ` Bjorn Helgaas
2017-12-08 11:59 ` Michael Ellerman
2017-12-09 18:03 ` Christian Zigotzky
2017-12-15 8:04 ` Christian Zigotzky
2017-12-15 20:25 ` Bjorn Helgaas
2017-12-16 7:18 ` Christian Zigotzky
2017-12-22 9:57 ` Christian Zigotzky
2017-12-22 10:22 ` Christian Zigotzky
2017-12-22 11:19 ` Michael Ellerman
2017-12-22 12:11 ` Christian Zigotzky
2018-06-04 14:10 ` Michael Ellerman
2017-12-06 12:44 ` Michael Ellerman [this message]
2017-12-06 15:53 ` [PATCH] " Olof Johansson
2017-12-08 11:57 ` Michael Ellerman
2018-03-16 12:10 ` [PATCH 0/1] PCI set flag PCI_SCAN_ALL_PCIE_DEVS for P.A. Semi boards Christian Zigotzky
2018-03-16 12:55 ` [PATCH 1/1] " Christian Zigotzky
2018-03-19 19:13 ` Bjorn Helgaas
2018-03-19 20:46 ` Christian Zigotzky
2018-03-19 22:32 ` Michael Ellerman
2018-03-21 6:44 ` Christian Zigotzky
2018-03-25 20:55 ` Darren Stevens
2018-04-16 4:29 ` [PATCH 1/1] " Christian Zigotzky
2017-12-04 11:40 ` SB600 for the Nemo board has non-zero devices on non-root bus Darren Stevens
2017-12-04 13:31 ` Christian Zigotzky
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=87indkdo03.fsf@concordia.ellerman.id.au \
--to=mpe@ellerman.id.au \
--cc=bhelgaas@google.com \
--cc=chzigotzky@xenosoft.de \
--cc=darren@stevens-zone.net \
--cc=helgaas@kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=olof@lixom.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
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;
as well as URLs for NNTP newsgroup(s).