[sugar] [PATCH hardware-manager] Allow setting the DCON source.
Thu May 10 22:47:27 EDT 2007
On Thu, 2007-05-10 at 21:44 -0400, Chris Ball wrote:
> Here's a patch to hardware-manager that allows setting who has control
> of the video output -- the CPU's graphics hardware, or the DCON's
> internal framebuffer.
> The motivation for doing this is so that we can modify Read.activity
> to do power-saving when it isn't rendering an update. We can start
> by setting the source to DCON each time it finishes rendering, and
> then setting back to CPU after the next render. We'll turn the CPU
> off all the way after a longer period of idleness, too.
When you've got some time, could you apply the same to the C-based
hardware manager in #1303? We should switch to that pretty soon, it
looks sane but I haven't had time to import it yet.
> - Chris.
> Sugar mailing list
> Sugar at laptop.org
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