Re: onboard wireless on rpi4
Mark Millard via freebsd-arm <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <[email protected]> |
On 2020-Sep-6, at 08:20, 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. https://rpi4-uefi.dev/tag/netbsd/ reports: QUOTE NetBSD also is the only OS today to fully support ACPI _DMA descriptors for describing DMA translations/constraints. This is very important for supporting Pi and Pi-like platforms via straight-up ACPI and without platform DMA quirks. END QUOTE > ‐‐‐‐‐‐‐ 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 <[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 > === Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar) _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-arm To unsubscribe, send any mail to "[email protected]"