Hi List,
TLDR: As subject
I've been following Alexander Graf's uEFI+grub2 presentation on Raspberry PI[1].
I have it working on PI 3 and 4 and its great but I need to re-compile u-boot
for each board which means lots of images.
I would like create a single image to boot grub on PI 3 and 4.
I di
Hi Matthias,
>> My dream is to be able to compile a single u-boot.bin compiled as armv8-a
>> and be
>> able to boot any Raspberry PI 3/4 to grub2 from it. Is this realistic?
>>
>
> Yes it is. I was working on this the last weeks and just posted the patches
> today. Would be nice if you could test
Hi Matthias,
> Yes it is. I was working on this the last weeks and just posted the patches
> today. Would be nice if you could test and provide feedback :)
The patch works for me on Raspberry PI 4B 1GB and a Raspberry PI 3B v1.2
(BCM2837RIFBG) when applied to dfd590075c and using the rpi_4_defcon
Hi Matthias,
>> 1. On the PI 4 with mainline u-boot the screen turns yellow and wraps around
>> on
>> itself a second or so into the linux boot (grub screen is fine). With the
>> patch
>> applied I get the same behaviour on the PI3. Everything still works
>> the screen is
>> just messed up.
>
>
> And with a U-Boot based on f5c626c64874d6e1482edf4a76aa22e5e54be63d without my
> patches you see correct behavior?
The screen turning off issue was caused by a deployment script copying the wrong
u-boot binary to the SD card! The patch does not introduce a regression on RPI 3
(tested before/afte
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