On 08/06/2020 09:30, Guillaume Gardet wrote:
> Hi,
> 
>> -----Original Message-----
>> From: Bill Merriam <[email protected]>
>> Sent: 05 June 2020 21:06
>> To: [email protected]
>> Subject: [opensuse-arm] RPI4 USB boot beta firmware
>>
>> The current RPI4 beta firmware can boot from a USB attached disk.  It does, 
>> in
>> fact, boot Raspbian from a USB disk.  The boot process for openSUSE is 
>> different
>> from Raspbian, involving u-boot and such.  Has anybody figured out how to 
>> boot
>> openSUSE from a USB attached disk on a
>> RPI4 with the current beta firmware?
> 
> I am not sure if U-Boot supports USB on RPi4 already. Matthias?
> 

The U-Boot shipped with tumbleweed and Leap 15.2 supports USB.

Sorry I've never tested this myself.

Regards,
Matthias

>>
>> I copied some firmware files from the Raspbian image to an openSUSE
>> Tumbleweed image and get as far as u-boot loading the initrd and kernel and
>> then it goes black.  I am guessing there is a mismatch between their DTB and 
>> our
>> kernel.  I image with a few hundred hours of fiddling around I might get it 
>> to work.
>>
>> The usual solution for me is to wait a few weeks or months until openSUSE 
>> "just
>> works".  Has anybody tried this?  Has anybody succeeded?
> 
> As soon as U-Boot supports USB on RPi4, it should be straight forward.
> 
> Cheers,
> Guillaume
> 
> 
>>
>> Thanks.
>> Bill
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