Re: More progress to report [Re: Debian Bullseye on Raspberry Pi 4 4GB?]
Or just run raspbian on a Pi 3B, I've got 4 of them. omxplayer and
other things that utilize the GPU make it quite livable.
On 3/1/21, Arnd Bergmann <arnd@kernel.org> wrote:
> On Mon, Mar 1, 2021 at 9:40 AM LinAdmin <linadmin@quickline.ch> wrote:
>>
>> Bullseye 64 Bit does more or less work. There arise problems when you
>> install a desktop with media players which deliver audio and should give
>> output to the headphone plug and HDMI.
>>
>> I also had to find out that all 64 Bit versions of all distributions are
>> much less powerful than the 32 Bit solution of the same software. The
>> benchmark by T. Kaiser shows that some performances of 64 Bit are only
>> about half of the values compared to the 32 Bit installation :-(
>>
>> Unfortunately the Bullseye 32 Bit kernel seems not to boot, because the
>> support of USB looks broken:
>> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981586
>> I just wonder why this bug has not got any answers?
>
> Presumably nobody has tried debugging it ;-)
>
> There is really no good reason to run a 32-bit /kernel/ on the Pi 4,
> especially the version
> with 8GB RAM. While the bug should get fixed in principle to make the
> default kernel
> work and allow installing a 32-bit distro, the best setup for this
> machine (especially
> the versions with less than 4GB) is to use an armhf user space with a
> 64-bit kernel.
>
> You can get that today by installing a multiarch system starting with
> an armhf install
> (if you get its kernel to boot) and then running 'dpkg
> --add-architecture arm64' to
> allow installing the arm64 version of the kernel image. It would be
> nice to actually
> package the arm64 kernel image for armhf to make it easier to run this
> way without
> having to set up a multiarch system. This is how mipsel kernels work as
> well, so
> there is definitely precedence.
>
> Arnd
>
>
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