Re: rock64 verbose boot hangs

From: Emmanuel Vadot <manu_at_bidouilliste.com>
Date: Mon, 20 Sep 2021 17:02:13 UTC
 Hi Andriy,

On Sat, 18 Sep 2021 15:58:00 +0300
Andriy Gapon <avg@FreeBSD.org> wrote:

> 
> Normal boot works every time, but with boot_verbose="YES" it hanged on all 
> attempts so far.
> 
> Last messages on the console:
> cpulist0: <Open Firmware CPU Group> on ofwbus0
> cpu0: <Open Firmware CPU> on cpulist0
> cpu0: Nominal frequency 600Mhz
> cpufreq_dt0: <Generic cpufreq driver> on cpu0
> cpufreq_dt0: 408.000 Mhz (950000 uV)
> cpufreq_dt0: 600.000 Mhz (950000 uV)
> cpufreq_dt0: 816.000 Mhz (1000000 uV)
> cpufreq_dt0: 1008.000 Mhz (1100000 uV)
> cpufreq_dt0: 1200.000 Mhz (1225000 uV)
> cpufreq_dt0: 1296.000 Mhz (1300000 uV)
> cpu1: <Open Firmware CPU> on cpulist0
> cpu1: Nominal frequency 600Mhz
> cpufreq_dt1: <Generic cpufreq driver> on cpu1
> 
> The kernel is totally unresponsive after that.

 Can't reproduce here, I'm running 548a706608d with latest DTB and
latest u-boot/atf

> Any suggestions on how to debug this?

 Not really sure how to start, that seems weird that the kernel will
hang at the cpufreq attach but maybe try modifying the DTB to remove
this node ?
 Also did that happens with my recent commit on clock or was this the
same before ?

 Cheers,

> Thanks!
> -- 
> Andriy Gapon
> 


-- 
Emmanuel Vadot <manu@bidouilliste.com> <manu@FreeBSD.org>