Question to Torvalds

By: lyra64 (lyra64bit.delete@this.gmail.com), November 23, 2020 10:23 am
Room: Moderated Discussions
never_released (never_released.delete@this.gmx.tw) on November 16, 2020 3:25 pm wrote:
> Maxwell (max.delete@this.a.com) on November 16, 2020 10:49 am wrote:
> > Doug S (foo.delete@this.bar.bar) on November 16, 2020 9:46 am wrote:
> > > I wouldn't bet on that. AFAIK the unaccelerated framebuffer relies on a PC GPU supporting VGA mode for
> > > backwards compatibility reasons. There is no reason for Apple to support a VGA mode in their GPU.
> >
> > As long as the firmware puts the graphics in a usable state, it's fine, at least for
> > a temporary hack with hardcoded framebuffer parameters. Just can't change modes.
> >
> > Max
> >
>
> The firmware in this case gives us a simplefb at the native resolution
> that we can use. (with address and resolution + bpp in the device tree)

Graphics acceleration might be possible if we can reverse engineer the proprietary drivers, nouveau and other open source implementations have been done by the community for GPUs with only closed source drivers in the past. As far as framebuffer I think it definitely should be possible.
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Question to TorvaldsPaul2020/11/14 03:08 AM
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    Question to Torvaldsnever_released2020/11/14 04:12 PM
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        Question to Torvaldsnever_released2020/11/15 11:31 AM
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            Question to TorvaldsMaxwell2020/11/16 10:49 AM
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        He asked disingenuously (NT)JS2021/01/09 07:33 PM
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                                      Question to TorvaldsJukka Larja2021/01/17 09:52 AM
            Question to TorvaldsDoug S2021/01/14 09:37 AM
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