linux-kernel - Re: Toshiba Satellite ACPI problems

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Message-Id: <200911240137.39266.rjw@sisk.pl>
Date:	Tue, 24 Nov 2009 01:37:39 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Mike Smith <scgtrp@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: Toshiba Satellite ACPI problems

[Adding linux-acpi to the CC list.]

On Tuesday 24 November 2009, Mike Smith wrote:
> I have a brand new Satellite L505D-S5983 which I'm trying to install
> Linux on. Whenever I boot a Linux kernel on it with no special
> parameters it enters an in(de)finite loop dumping messages like this:
> 
> ACPI Error (uteval-0313): Return object type is incorrect
> [\_SB_.HSB1._STA] (Node ffff8800af8121a0), AE_TYPE
> ACPI Error: Type returned from _STA was incorrect: Device, expected
> Btypes: 1 20090521 uteval-319
> ACPI Error (psargs-0359): [DR ] Namespace lookup failure, AE_NOT_FOUND
> ACPI Error (psparse-0537): Method parse/execution failed
> [\_SB_.VALZ._STA] (Node ffff8800af812540), AE_NOT_FOUND
> ACPI Error: Found unknown opcode 39 at AML address ffffc900000132cd
> offset 0, ignoring 20090521 psloop-137
> [...]
> 
> If I boot with acpi=noirq these messages only continue for a few
> seconds, although they cause a couple of initscripts to hang later on.
> With ACPI fully enabled they keep appearing forever and the system
> doesn't finish booting. With acpi=off they don't appear at all (but
> the fan stays at low speed and the laptop gets quite hot if run for
> more than a few minutes).
> 
> I've found only one other mention of this problem on the internet
> (http://ubuntuforums.org/showthread.php?p=8358864#post8358864) from
> someone with the same laptop as mine, but there was no working fix
> posted to that thread beyond completely disabling ACPI. More research
> told me that there used to be a way of fixing up the DSDT and having
> it loaded from the initrd but the new policy is to just ask the
> manufacturer to fix it and the kernel developers to work around it,
> so... here it is. (Angry emails to Toshiba and Best Buy pending.)
> 
> Full dmesg output can be found at http://slexy.org/view/s25zU08AKJ
> (By the way, what's the correct way to include dmesg output in a lkml
> message if you don't know for sure which parts are relevant? Dumping
> all 50k or so of it into the email seems like the wrong thing to
> do...)

I think it's better if you file a bug report against ACPI at bugzilla.kernel.org.

Thanks,
Rafael
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