Subject: Re: Call for testing: ACPI standby/suspend support
To: Nathan J. Williams <>
From: Jared D. McNeill <>
List: tech-kern
Date: 03/10/2006 13:25:34
On Fri, 10 Mar 2006, Nathan J. Williams wrote:
> "Jared D. McNeill" <> writes:
>> I just checked your aml. There is no \_S3 method in your firmware. I
>> guess the Targa Vision 1900 only supports S0 (running), S1 (standby), S4
>> (suspend to disk), and S5 (power off) states. We currently have no
>> support for S4.
> Not to distract you from the very useful S3 work, but can you
> summarize what else we'd need to have to implement S4? Dumping RAM to
> a chunk of disk after making sure powerhooks have run and saved device
> state to RAM?

Honestly, I'm not entirely sure. Investigating how S4 works is somewhere 
on my TODO list.