FreeBSD-12.0-current not booting on hummingboard

[Ian Lepore]

On Sun, 2018-12-16 at 17:34 +0100, Radovan Ptec wrote:
> Hi there,
> 
> I've tried installing FreeBSD-12.0-RELEASE on hummingboard, however
> it seems to
> be broken,same problem with RC3. Can't test with earlier RC as I
> didn’t
> downloaded one and I can’tfind them anymore.
> 
> 11.2 armv6 is working as expected, upgrading to 12.0 from source as
> armv6 is
> also working asexpected.
> 
> Sorry, no serial console available, I've managed to fry it some time
> ago.
> After connecting HDMI I see following output in loop (adresses
> change):
> 
> pc : [<1792640c>] lr : [<4ff9f403>]
> reloc pc : [<1782640c>] lr : [<17826403>]
> sp : 4f672d08 ip : 4f59 fp : 4f5769dc
> r10: 4ffb3f02 r9 : 4f57 r8 : 4ff9f40c
> r7 : 4f89b250 r6 : 4f89 r5 : 4ffc10e r4 : ffffffff
> r3 : 9ff01ce5 r2 : 9ff0 r1 : 4ffb3f02 r0 : 0000005e
> Flags: nzCv IRQs on FIQs on Mode SVC_32
> Code: f00968a0 b918f866 68e04641 ffb2f7ff (e7ef6824)
> data abort
> 
> At this point I'm not sure how to proceed with adressing this issue,
> or how to debug
> the problem.Any hints?
> 
> Thank you!
> radovan

Nothing in freebsd creates output that looks like that. I think that
must be u-boot that is crashing and generating that report. But I don't
have anything useful to add beyond that observation.

-- Ian