From: Phillip Susi <psusi-3tLf1voIkJTQT0dZR+AlfA@public.gmane.org>
To: "Yu, Luming" <luming.yu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: Asus K8V Deluxe VIA SATA RAID power management problem
Date: Thu, 17 Nov 2005 16:43:59 -0500 [thread overview]
Message-ID: <437CF99F.5030901@cfl.rr.com> (raw)
In-Reply-To: <200511171753.21041.luming.yu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
I have determined that after the resume, the controller requires an
extended period of time before it is ready for use. The errors I was
getting were due to the driver waiting for the busy bit in the status
register to clear, and it did not before the wait timed out. I worked
around the problem by extending the timeout by a factor of 100, but this
does not seem like an appropriate fix.
Is there maybe a method in the DSDT that is called during resume where I
could make it wait for the controller to be ready?
Yu, Luming wrote:
> On Tuesday 15 November 2005 05:18, Phillip Susi wrote:
>> I have noticed that when I suspend my system, on resume the via_sata
>> driver complains about an unexpected status of 0x80 in register 0xE000,
> What does 0x80 mean? What is register 0xE000 for?
> I think you need to figure them out from spec.
>
> Thanks,
> Luming
>
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next prev parent reply other threads:[~2005-11-17 21:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-14 21:18 Asus K8V Deluxe VIA SATA RAID power management problem Phillip Susi
[not found] ` <200511171753.21041.luming.yu@intel.com>
[not found] ` <200511171753.21041.luming.yu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2005-11-17 21:43 ` Phillip Susi [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-11-22 9:03 Yu, Luming
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