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From: Faik Uygur <faik@pardus.org.tr>
To: Jeff Garzik <jeff@garzik.org>
Cc: Robert Hancock <hancockr@shaw.ca>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Tejun Heo <htejun@gmail.com>
Subject: Re: ahci_softreset prevents acpi_power_off
Date: Sun, 14 Jan 2007 19:50:14 +0200	[thread overview]
Message-ID: <200701141950.14782.faik@pardus.org.tr> (raw)
In-Reply-To: <45A9A0F2.4090608@garzik.org>

14 Oca 2007 Paz 05:18 tarihinde şunları yazmıştınız:
>> [...]
> > Since you're getting to this point I think this has to be some kind of
> > BIOS interaction causing this. The only thing that happens after the
> > "Entering sleep state" is that the kernel writes to some ACPI registers
> > to tell the hardware to power down. I think some laptop BIOSes do things
> > on ACPI power down like try to park the drive heads, etc. and maybe this
> > change that you found from git bisecting is somehow interfering with it
> > doing this?
> >
> > Might want to check for a BIOS update first of all..
>
> It would be interesting to try -mm, which includes ACPI support for ATA...

With the same .config used and with CONFIG_SATA_ACPI defined as default
in 2.6.20-rc4-mm1 the machine did not poweroff again.

> 	Jeff

Regards,
- Faik

  reply	other threads:[~2007-01-14 17:49 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <fa.enjQgtLFPdSkeJjKv6eOjULTovQ@ifi.uio.no>
     [not found] ` <fa.1s/e9SHVR6LQC2HgdZRykrqlV5Q@ifi.uio.no>
     [not found]   ` <fa.kpxGqupQMKJxBBFrktFUzuoKc7c@ifi.uio.no>
2007-01-14  1:23     ` Robert Hancock
2007-01-14  3:18       ` Jeff Garzik
2007-01-14 17:50         ` Faik Uygur [this message]
2007-01-14 17:59       ` Faik Uygur
2007-01-14 18:06         ` Arjan van de Ven
2007-01-14 18:58           ` Faik Uygur
2007-01-15  4:02           ` Tejun Heo
2007-01-15 13:44             ` Jeff Garzik
2007-01-15 13:55               ` Tejun Heo
2007-01-11 10:31 Faik Uygur
2007-01-13  1:12 ` Tejun Heo
2007-01-13  5:59   ` Faik Uygur
2007-01-13 12:10   ` Faik Uygur

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