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Date:      Tue, 11 Feb 2003 17:57:41 +0100
From:      Fredde <fredde@borg.cx>
To:        freebsd-mobile@FreeBSD.ORG
Cc:        Wilko Bulte <wkb@freebie.xs4all.nl>
Subject:   Re: ACPI related issue with 5.0R on a compaq evo n160
Message-ID:  <3E492B85.7060503@borg.cx>
In-Reply-To: <3E47A097.40201@borg.cx>
References:  <3E47A097.40201@borg.cx> <20030210191853.D50606@freebie.xs4all.nl>

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Wilko Bulte wrote:

> On Mon, Feb 10, 2003 at 01:52:39PM +0100, Fredde wrote:
>
> >Hi,
> >
> >I have this strange(?) problem with the acpi drivers in 5.0-R on my
> >laptop, it's a compaq evo n160 (perhaps it has a broken acpi
> >implementation).
>
>
> "It works fine with Windows"...

Yeah, that's true, let's say unusual acpi implementation then :)

>
>
> >When I boot the system with acpi enabled, it detects alot of acpi
> >"devices" on the machine but when the kernel is done detecting all
> >hardware and is about to enter multiuser mode the system freezes (or
> >goes in to sleepmode or something...) and a hard shutdown is required.
> >Booting in verbose mode, the last line to show up is
> >start_init: trying /sbin/init
> >then, nothing more.
> >But the machine doesn't completly freeze becase if i close the lid
> >acpi reports "lid closed", "lid open".
> >Another note is that if I leave the machine in this state for a while,
> >the fan goes on, which tells that the cpu usage probably is at 100%.
>
>
> Then it gets further down the road than my N160 with 5.0R...

Well yours probably also get down to start_init if you boot in verbose 
mode (-v at the boot prompt).
I think it has something to do with any video mode switching that occurs 
when its entering multiuser moder (or maybe i'm just so wrong here, just 
speculations)

>
> See also:

(weird that i missed this mail)

>
> Date: Sun, 26 Jan 2003 21:16:15 +0100
> From: Wilko Bulte
> Subject: ACPI locks up during boot on Compaq EVO N10
> To: freebsd-mobile@freebsd.org
>
> Hi,
>
> I could use some expert advice on the following.
> I recently loaded 5.0-RELEASE on my Compaq EVO N160 laptop.
>
> Given that this is a newish laptop which really depends on
> ACPI FreeBSD 5 is the way to go. 4.7-stable runs fine on it,
> but lacks all power management etc.
>
> Unfortunately during boot the machine locks up with a couple
> of ACPI messages. This happens just after the "Mounting root"
> message.
>
> ACPI says:
>
> ACPI-0331: Connot release mutex [MUT0], not acquired
> ACPI-1287: error: method execution failed, AE_AML_MUTEX_NOT_ACQUIRED
>
>
>
> >Disabling acpi (hint.acpi.0.disabled=1) solves it, but I really would
> >want acpi (battery status and such things). Another thing is that apci
> >worked (as far as I can remember) on the same machine when I tried
> >5.0-current last summer.
>
>
> Hmm, I got panics then, but I don't remember when I tried it exactly.

I tried -current around late july and I remeber that acpi worked 
somewhat, becuase the system told me when the laptop was running on 
battery and when it was not.
Also the s-video tv-out port worked back then, it never worked i 4.x and 
does not work with my 5.0R with acpi disabled.
If I try tv-out now the machine just hangs, think it's because it can't 
power down the laptop screen.

>
>


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