onboard wireless on rpi4

[Robert Crowston]

Using only the lowest 1 GiB for DMA seems completely reliable. Perhaps I could have a volunteer to test https://reviews.freebsd.org/D26344 ?

    -- RHC.

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Sunday, 6 September 2020 16:20, Robert Crowston via freebsd-arm <freebsd-arm at freebsd.org> wrote:

> That's interesting: OpenBSD is allowing only the lowest 1 GB of memory for DMA; the documentation I obtained suggests the first 3 GB should be accessible. I am experimenting with this new lower bound.
>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Sunday, 6 September 2020 13:40, Klaus Cucinauomo maciphone2 at googlemail.com wrote:
>
> > > Am 06.09.2020 um 06:40 schrieb Warner Losh imp at bsdimp.com:
> > > I thought I read they added the busdma constraints we are missing…
> > > Warner
> >
> > Yes, for OpenBSD I thought the same , to be a little more specific :
> > https://github.com/openbsd/src/commit/aae395593ca184a639a1c158ceb4b2132d85e7c2
> > https://github.com/openbsd/src/commit/a88d14946aed5dc48e4e700486795c8d171576d0
> > Klaus
>
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