RPi4B: modern firmware vs. Device tree loaded to 0x4000 (size 0xbe0c) [fails] vs. to 0x1f0000 (size 0xbd90) [works]?

[Mark Millard]

On 2020-Oct-10, at 17:21, Klaus Cucinauomo <maciphone2 at googlemail.com> wrote:

>> Am 10.10.2020 um 08:53 schrieb Mark Millard <marklmi at yahoo.com>:
>> 
>> ….. a lot….
>> 
> 
> ...yes, very good catch and absolutely true ….
> you can avoid the rainbow-hang in u-boot 2020.10 with a brutal :
> -------$ rm /Volumes/MSDOSBOOT/armstub8-gic.bin-------
> modern firmware of https://github.com/raspberrypi/firmware/tree/master/boot 
> should no longer depend on armstub8(-gic).bin,
> that’s why it is removed in  ubuntu.
> 
> but for some reason we will now panic in :
> —
> Starting CPU 1 (1)
> panic: No PSCI/SMCCC call function set
> —
> the reason seems to be here  :
> https://kernelnomicon.org/?p=718
> 

I do not know if you found it or not, but their
is also the prior gonzo blog post on the subject
that may be of interest:

https://kernelnomicon.org/?p=714


===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)