From: Vojtech Pavlik <vojtech@suse.cz>
To: Pavel Machek <pavel@suse.cz>
Cc: Jason Lunz <lunz@falooley.org>,
linux-ide@vger.kernel.org, linux-pm@lists.osdl.org
Subject: Re: [linux-pm] amd74xx crashes when resuming from STR
Date: Tue, 18 Jul 2006 15:39:20 +0200 [thread overview]
Message-ID: <20060718133920.GA4106@suse.cz> (raw)
In-Reply-To: <19700101003716.GA3558@ucw.cz>
On Thu, Jan 01, 1970 at 12:37:16AM +0000, Pavel Machek wrote:
> Hi!
>
> > On my laptop, suspend-to-ram works for all drivers with the exception of
> > the amd74xx ide driver. And even then, it only has problems when
> > accessing a UDMA hard drive. I know this because the system can use STR
> > reliably when booted from a livecd, so long as nothing accesses the hard
> > disk.
>
> I guess you need to ask on linux-ide mainling lists?
>
> Ahha, you are cross-posting there, already.
>
> What happens if you rmmod amd74xx and insmod it after resume?
amd74xx relies on the BIOS to have set up a significant part of the
controller correctly. This likely isn't true after S3 resume. It might
be necessary to save & restore the whole PCI config space of the device.
--
Vojtech Pavlik
Director SuSE Labs
next prev parent reply other threads:[~2006-07-18 13:39 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-15 21:05 amd74xx crashes when resuming from STR Jason Lunz
2006-07-18 4:34 ` [linux-pm] " Pavel Machek
2006-07-18 4:35 ` Pavel Machek
[not found] ` <19700101003716.GA3558@ucw.cz>
2006-07-18 13:39 ` Vojtech Pavlik [this message]
2006-07-24 0:53 ` [patch, rft] amd74xx: implement suspend-to-ram Jason Lunz
2006-07-25 23:09 ` Pavel Machek
2006-07-26 0:27 ` [linux-pm] " David Brownell
2006-07-26 2:45 ` [patch v2] amd74xx: fix hang on resume from ram Jason Lunz
2006-07-26 3:14 ` [patch v3] " Jason Lunz
2006-07-27 20:35 ` David Brownell
2006-07-26 9:02 ` [linux-pm] [patch, rft] amd74xx: implement suspend-to-ram Pavel Machek
2006-07-27 0:29 ` David Brownell
2006-07-27 20:49 ` Pavel Machek
2006-07-27 22:43 ` Jason Lunz
2006-07-27 22:51 ` Pavel Machek
2006-07-28 9:15 ` Rafael J. Wysocki
2006-07-28 13:23 ` Vojtech Pavlik
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