Re: onboard wireless on rpi4
Robert Crowston via freebsd-arm <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <5u2b7xt1_fm5BlXrwr9UEqnraMQDmFnYxCNVzbjJ8tM3MSYZ0Gh5k7TpiVOH4cZbEa6Sd4qQqicQDt4r_U5iXPRjodjwghbiKL55BHigEtM=@protonmail.com> |
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 <[email protected]> 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 [email protected] wrote:
>
> > > Am 06.09.2020 um 06:40 schrieb Warner Losh [email protected]:
> > > 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
>
> [email protected] mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-arm
> To unsubscribe, send any mail to "[email protected]"
_______________________________________________
[email protected] mailing list
https://lists.freebsd.org/mailman/listinfo/freebsd-arm
To unsubscribe, send any mail to "[email protected]"