Date: Sat, 13 Jan 2024 13:04:55 -0600 From: Mike Karels <mike@karels.net> To: Mark Millard <marklmi@yahoo.com> Cc: Doug Rabson <dfr@rabson.org>, FreeBSD ARM List <freebsd-arm@freebsd.org> Subject: Re: When will FreeBSD support RPI5? Message-ID: <1C02D1FA-5BF0-4C82-AD0E-6F9E5EB8A0B9@karels.net> In-Reply-To: <76FA010A-338F-4E32-B381-37C7BA63CAFC@yahoo.com> References: <CA%2BPGaYC6__AZUgHqfv3PO-o=7FnEzRzTPGPhMuahFNdcN0D69A@mail.gmail.com> <ddbf131c-1f2c-424b-9a3f-54ded16c5123@FreeBSD.org> <ZZHC_SjrPgs3DMKe@phouka1.phouka.net> <5a39810c-5fd8-4969-a222-2561b050b035@FreeBSD.org> <CACA0VUjoTTVje7tQe%2BVHXPco_xs4C8vSB3P3eDnhuYJYSqc7Sw@mail.gmail.com> <A2CA16F2-9894-41F2-8035-A5E8BE271B58@yahoo.com> <CACA0VUg7XHtQ7nviXVUZ_dZGaPe2uhbT-eGRbMAOajqZLGDmew@mail.gmail.com> <ECBFBAEF-C35B-4C68-B9BF-C3B62E5A4DFE@yahoo.com> <347FE009-A470-4765-A9B9-7C9AB5E954DA@yahoo.com> <CACA0VUh_X5nudWGOCeupW_34=aUewmwvOWmp61ONm=PtNr9wFw@mail.gmail.com> <76FA010A-338F-4E32-B381-37C7BA63CAFC@yahoo.com>
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On 13 Jan 2024, at 12:32, Mark Millard wrote: > On Jan 13, 2024, at 07:38, Doug Rabson <dfr@rabson.org> wrote: > >> Getting back to the RPI 5, with a tweak to arm/broadcom/bcm2835bcm2835= _vcbus.c to treat the memory config the same as RPI 4 and to dev/sdhci/sd= hci_fdt.c to treat the RPI 5 sdhci controllers as generic, I can boot to = multiuser mode using the EDK2 firmware from https://github.com/worproject= /rpi5-uefi with ACPI/Device Tree mode set to Both. > > What does FreeBSD do with "Both"? Does it actually use some ACPI > and some Device Tree? Or does it just use ACPI? Does your > combination do anything different than just using ACPI? > >> This does not have working PCIe or ethernet yet - I think ethernet oug= ht to work since we seem to have a matching driver in the tree in dev/cad= ence. > > Sounds like the same status as booting just ACPI with no such > adjustments too bcm2835bcm2835_vcbus.c or sdhci_fdt.c ? > > I think Mike Karels plans on investigating getting Ethernet > going based on cgem . I've no clue if this is ACPI, DeviceTree, > or both. The cadence/cgem driver uses FDT. I haven't looked at details yet. The = addition might be as simple as adding a compat string. Hopefully it doesn't requi= re major surgery. I just ordered an RPi 5 (8 GB); it will take a while to be deli= vered. Mike > > My usage has been pure ACPI, no software adjustments specific > to getting the RPi5 operational. Use of a USB3 Ethernet dongle. > > =3D=3D=3D > Mark Millard > marklmi at yahoo.com
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