From: Jens Axboe <jens.axboe@oracle.com>
To: Alex Chiang <achiang@hp.com>
Cc: Mark Lord <lkml@rtr.ca>, Greg KH <greg@kroah.com>,
Linux Kernel <linux-kernel@vger.kernel.org>,
jbarnes@virtuousgeek.org, linux-pci@vger.kernel.org
Subject: Re: pci-express hotplug
Date: Thu, 29 Oct 2009 09:57:55 +0100 [thread overview]
Message-ID: <20091029085755.GB10727@kernel.dk> (raw)
In-Reply-To: <20091028213948.GC8749@ldl.fc.hp.com>
On Wed, Oct 28 2009, Alex Chiang wrote:
> * Jens Axboe <jens.axboe@oracle.com>:
> >
> > acpiphp: enable_slot - physical_slot = 1
> > power_on_slot
> > no _PS0
> > no _PS0
> > no _PS0
> > no _PS0
> > no _PS0
> > no _PS0
> > no _PS0
> > no _PS0
>
> One final thought -- your DSDT doesn't provide any power methods
> such as _PS[0-3] (I grepped your DSDT so basing my statement on
> more than just the output above), and without those, I'm pretty
> sure that there's no way for the OS to communicate to the BIOS
> that we want to power those slots on.
>
> So, something funky is going on with your BIOS. This isn't some
> weird proto board or something, is it? ;)
It's pre-production, but not a prototype. I'll take it up with the
vendor.
--
Jens Axboe
next prev parent reply other threads:[~2009-10-29 8:57 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-12 12:06 pci-express hotplug Jens Axboe
2009-10-12 14:52 ` Greg KH
2009-10-12 14:57 ` Jens Axboe
2009-10-12 15:00 ` Mark Lord
2009-10-12 15:06 ` Jens Axboe
2009-10-12 21:48 ` Alex Chiang
2009-10-13 8:29 ` Jens Axboe
2009-10-13 17:27 ` Alex Chiang
2009-10-14 8:13 ` Jens Axboe
2009-10-20 19:07 ` Alex Chiang
2009-10-26 10:54 ` Jens Axboe
2009-10-27 2:48 ` Alex Chiang
2009-10-27 8:26 ` Jens Axboe
2009-10-27 8:34 ` Jens Axboe
2009-10-27 15:15 ` Alex Chiang
2009-10-28 9:18 ` Jens Axboe
2009-10-28 19:55 ` Alex Chiang
2009-10-29 18:55 ` Jens Axboe
2009-10-28 20:46 ` Alex Chiang
2009-10-28 21:39 ` Alex Chiang
2009-10-29 8:57 ` Jens Axboe [this message]
2009-10-27 6:31 ` Kenji Kaneshige
2009-10-27 8:27 ` Jens Axboe
2009-10-27 8:36 ` Jens Axboe
2009-10-27 8:46 ` Kenji Kaneshige
2009-10-28 6:15 ` Kenji Kaneshige
2009-10-28 9:23 ` Jens Axboe
2009-10-29 7:44 ` Kenji Kaneshige
2009-10-29 8:58 ` Jens Axboe
2009-10-29 9:23 ` Kenji Kaneshige
2009-10-29 9:24 ` Jens Axboe
2009-11-02 5:27 ` Kenji Kaneshige
2009-10-13 3:19 ` Kenji Kaneshige
2009-10-13 8:31 ` Jens Axboe
2009-10-13 10:48 ` Kenji Kaneshige
2009-10-13 11:25 ` Jens Axboe
2009-10-14 5:26 ` Kenji Kaneshige
2009-10-14 8:47 ` Jens Axboe
2009-10-15 5:41 ` Kenji Kaneshige
2009-10-15 9:42 ` Jens Axboe
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