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Date: Wed, 22 Jun 2011 20:42:55 +0100
From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Peter Chubb <peter.chubb@nicta.com.au>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Acer Aspire One now hangs on reboot/shutdown
Message-ID: <20110622194254.GC8861@srcf.ucam.org>
References: <w4oc1qp2wf.wl%peter@chubb.wattle.id.au>
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On Wed, Jun 22, 2011 at 08:38:08PM +1000, Peter Chubb wrote:

>    I printed out the FADT bits that were relevant---it claims revision 4
>    in the header, and the ACPI_FADT_RESET_REGISTER bit is set in the
>    flags.  The values of the reset register's address and width look
>    reasonable (address 3321 in IO space, width 8 offset 0)

Irritating. Ok, let's see if we can figure this out. Can you put the 
system's acpidump output somewhere? Also, if you boot with 
init=/bin/bash, what does writing the FADT reset value to 3321 do?

-- 
Matthew Garrett | mjg59@srcf.ucam.org