Question to Torvalds

By: Doug S (foo.delete@this.bar.bar), November 16, 2020 10:46 am
Room: Moderated Discussions
never_released (never_released.delete@this.gmx.tw) on November 15, 2020 11:31 am wrote:
> Doug S (foo.delete@this.bar.bar) on November 15, 2020 8:55 am wrote:
> > The problem isn't getting it to boot Linux which I doubt would be all that difficult. The
> > problem is there are no public specs for their proprietary GPU, thus no driver. There may
> > be some other stuff that has some driver issues like their proprietary SSD controller, but
> > those are probably easier to overcome (or you can use USB4/TB3 attached storage) but the
> > lack of GPU drivers means that console mode Linux is probably the best you'll ever see.
> >
> > I'm sure it will be pretty easy to boot Linux under Parallels, but while that would be fine for
> > the average person who just wants to "run Linux" it isn't very useful for kernel development.
>
> Hello,
>
> The case without a FPU driver on those isn't console mode but just an unaccelerated framebuffer. Also,
> having the GPU firmware be loaded before we get control is very helpful when we'll try to make it work
>


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.
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Question to TorvaldsPaul2020/11/14 04:08 AM
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            Question to TorvaldsDoug S2021/01/14 10:37 AM
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