linux-kernel - Re: halt does not shut the system down

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Message-ID: <4715DCF1.30507@free.fr>
Date:	Wed, 17 Oct 2007 11:59:13 +0200
From:	John Sigler <linux.kernel@...e.fr>
To:	Alexey Starikovskiy <aystarik@...il.com>, len.brown@...el.com
CC:	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	robert.moore@...el.com
Subject: Re: halt does not shut the system down

Alexey Starikovskiy wrote:

> John Sigler wrote:
> 
>> Alexey Starikovskiy wrote:
>>
>>> John Sigler wrote:
>>>
>>>>          +===================================+
>>>>          | Soft-Off by PWR-BTTN              |
>>>>          |-----------------------------------|
>>>>          | Instant-Off  ..... [v]            |
>>>>          | Delay 4 Sec. ..... [ ]            |
>>>>          |                                   |
>>>>          |-----------------------------------|
>>>>          |  ^V:Move ENTER:Accept ESC:Abort   |
>>>>          +===================================+
>>>>
>>>> 'Instant-Off' is the appropriate setting, right?
>>>
>>> Actually, default should be 4 sec delay. OS should have a chance to
>>> shut down the system...
>>
>> I don't see why this setting would have an impact on the outcome
>> of the 'halt' and 'poweroff' commands.
>>
> Well, it is not possible to tell, what BIOS writer have connected to this flag...

(It sucks to be stuck with a closed proprietary BIOS.)

I tested the other setting, and it didn't change anything.
The system remains powered on after executing poweroff.

Len: the system is 100% Intel (Intel CPU, Intel north bridge, Intel 
south bridge, Intel integrated network controllers). Have Intel 
engineers run into the same problem on a similar platform?

http://bugzilla.kernel.org/show_bug.cgi?id=9148

Regards.
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