On 05/01/2021 11:13, Richard Kettlewell wrote:
> I was under the impression it was a VideoCore IV, which appears to be
> sufficiently documented for GNU toolchain port.
>
> https://docs.broadcom.com/doc/12358545
> https://github.com/itszor/vc4-toolchain

I understand that the latest Pi is indeed a VC4.

Be aware that as a SIMD processor it's ... odd. Very odd.

That documentation ties up with what I remember about the device, and I
wish I'd had it when I was working on it.

Andy

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