From: Robert Hancock <hancockrwd@gmail.com>
To: "Dâniel Fraga" <fragabr@gmail.com>
Cc: linux-acpi@vger.kernel.org
Subject: Re: Linux doesn't shutdown (turn off) the computer
Date: Tue, 27 Apr 2010 17:50:05 -0600 [thread overview]
Message-ID: <4BD7782D.4080608@gmail.com> (raw)
In-Reply-To: <phlm97-dol.ln1@tux.abusar.org.br>
On 04/16/2010 12:06 PM, Dâniel Fraga wrote:
> I've been using Linux since 1997 and started with Slackware
> 3.1 with an AT case.
>
> Then some time after, I upgraded the system to a ATX case and
> ATX power supply of course. Unfortunately Linux never turn the computer
> off after shutdown. It *always* stay at the "System halted" screen and
> I have to press for 4 seconds the power button for the computer to
> turn off.
>
> With Windows everything works perfectly...
>
> I tested this Linux system with 3 different motherboards and
> the problem remains.
>
> So, is it a ACPI issue, configuration? What logs or information
> do you need to properly debug this?
>
> Now I'm using Linux 2.6.33.
>
> Thanks.
>
> Ps: my question is: what happens after the "System halted"
> message? The kernel sends a signal to the motherboard, BIOS, whatever
> to shutdown the computer? Maybe something is blocking it? Thanks.
dmesg output from bootup would be useful. Is it actually using ACPI, or
is it an APM system? I think you should see an "acpi_power_off called"
message if the kernel is actually trying to use ACPI to power off the
machine.
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next prev parent reply other threads:[~2010-04-27 23:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-16 18:06 Linux doesn't shutdown (turn off) the computer Dâniel Fraga
2010-04-27 23:50 ` Robert Hancock [this message]
2010-04-29 0:36 ` Dâniel Fraga
2010-04-29 1:09 ` Robert Hancock
2010-05-01 19:22 ` Dâniel Fraga
2010-05-20 3:46 ` Len Brown
2010-05-20 16:45 ` Dâniel Fraga
2010-05-20 17:27 ` Len Brown
2010-05-20 20:07 ` Dâniel Fraga
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