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Date:      Sat, 13 Jan 2024 20:22:07 +0100
From:      Jesper Schmitz Mouridsen <jsm@FreeBSD.org>
To:        Mark Millard <marklmi@yahoo.com>, Doug Rabson <dfr@rabson.org>
Cc:        John Kennedy <warlock@phouka.net>, ykla <yklaxds@gmail.com>, FreeBSD ARM List <freebsd-arm@freebsd.org>
Subject:   Re: When will FreeBSD support RPI5?
Message-ID:  <9e45c7d7-450c-48e5-8101-c6ea5cb3a023@FreeBSD.org>
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 13.01.2024 19.32, 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/sdhci_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?

How does the sd card show up? BTW i did put some stuff here [1]

I could not get bcm_dma to work anyone planning on getting that to work? 
it should be similar to 2711 documented in [2]

>> This does not have working PCIe or ethernet yet - I think ethernet ought to work since we seem to have a matching driver in the tree in dev/cadence.
> 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.
>
> My usage has been pure ACPI, no software adjustments specific
> to getting the RPi5 operational. Use of a USB3 Ethernet dongle.
>
> ===
> Mark Millard
> marklmi at yahoo.com
>
>
[1] https://github.com/jsm222/rpi5-stuff

[2] https://datasheets.raspberrypi.com/bcm2711/bcm2711-peripherals.pdf




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