[ydl-gen] Video Monitors--2

[John Dey]

John,

I wonder is anyone from Terra Soft monitors this list.  I hope so.  
Since Terra Soft has a relationship with Sony maybe they could shed 
some light on this video discussion?

John
On Jan 9, 2007, at 3:33 PM, jmzorko at mac.com wrote:

>
> Ted,
>
>> 1) Will there ever be a way to access the video card directly?  The
>> drivers already exist, I think.  We don't need anything crazy either,
>> just some way to watch video in 1080P.  So the open-source nvidia X
>> driver may just work if the hardware was accessible.  If nVidia or
>> Sony give us a binary-only 2D-accelerated video driver, that's great.
>
> I doubt this -- on the Xbox 360 as well as the PS3, I believe all
> code runs under a hypervisor e.g. it "virtualizes" everything, so no
> code outside of the hypervisor ever accesses hardware directly (for
> some evidence, do a "df -k" in bash while running YDL, and notice
> that you never see the partition Sony made for GameOS -- the kernel
> knows nothing about it because the hypervisor is only letting the
> kernel see the non-GameOS partition for Linux).  That being said, if
> this is true then obviously the hypervisor is accessing the video
> hardware (on behalf of PS3 games in GameOS mode, and X while running
> Linux), so the games are asking more of the hypervisor than YDL is.
> Perhaps Sony hasn't given YDL the means to do this, or perhaps YDL
> hasn't implemented it yet, or perhaps i'm completely wrong?
>
> Regards,
>
> John
>
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