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

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Date:	Mon, 15 Oct 2007 15:29:19 +0200
From:	John Sigler <linux.kernel@...e.fr>
To:	Alexey Starikovskiy <aystarik@...il.com>
CC:	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	robert.moore@...el.com, len.brown@...el.com
Subject: Re: halt does not shut the system down

Alexey Starikovskiy wrote:

> John Sigler wrote:
> 
>> Alexey Starikovskiy wrote:
>> 
>>> Could you please open bug at bugzilla.kernel.org and put all
>>> these files there?
>> 
>> http://bugzilla.kernel.org/show_bug.cgi?id=9148
>> 
>> Writing 15361 (i.e. 0x3C01) to ACPI_REGISTER_PM1A_CONTROL appears
>> to hang my system in acpi_os_write_port(). What can I do about that?
> 
> That is supposed to turn your machine off. At least we now know that
> ACPI did try to turn it off. You could also try different kernel or
> defconfig.

What's defconfig? .config? Which option(s) might have an impact?

>> Is it a BIOS issue? a kernel issue? a hardware issue?
> 
> I think _other_ OS could turn your machine off just fine, so the
> issue is not HW, not BIOS. Probably, first thing to try is 2.6.23.1
> as it was just released and has some changes in power management
> section...

I have the same problem in 2.6.23.1 (cf. my bug report in the database)

I'll ask the manufacturer whether they could get poweroff to work.

Regards.
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