No ACPI power-down with halt -p?

[Koop Mast]

On Mon, 2004-05-24 at 20:20 +0200, Matthias Andree wrote:
> Hi,
> 
> for a while now, powering down my PeeCeeh that is based on an Asus
> A7V600-X board (BIOS rev. 1003 which is most recent, Phoenix/Award BIOS)
> with halt -p doesn't work, it shuts down processes, unmounts file
> systems, everything, but the ACPI powerdown times out. Linux 2.4 and 2.6
> get it right on the same hardware.
> 
> It used to work a couple of months ago with a Gigabyte 7ZXR 1.0 (AMI
> BIOS), if that's worth a dime.
> 
> Any URL with ACPI-specific bug reporting directions?
> 

I got the same problem with my ASUS A7A266 board. Try setting
hw.acpi.disable_on_poweroff=0. 

Koop