Problems with Head on RaspberryPi

[Michael Tuexen]

On Jun 26, 2013, at 7:39 PM, Oleksandr Tymoshenko <gonzo at bluezbox.com> wrote:

> 
> On 2013-06-26, at 10:22 AM, Michael Tuexen <tuexen at freebsd.org> wrote:
> 
>> Dear all,
>> 
>> I have build FreeBSD using the script from
>> https://github.com/daveish/freebsd-arm-tools
>> for a couple of weeks and it worked fine. However,
>> doing this within the last days, compilation and
>> installation works, but the Raspberry Pi doesn't
>> boot. After Starting kernel with NULL args
>> or so, it doesn't show anything else. Normally
>> the FreeBSD boot messages would appear. Does anyone
>> else also see this? Any idea how to get some
>> debug output out of the Raspberry Pi?
> 
> 
> Try disabling INVARIANTS options in the kernel. It seems
> new code in uma_dbg performs atomic ops on the 
> allocated memory and if memory has been remapped as 
> non-cached it causes exception. 
OK. I'll try and report. It may take 24 hours...

Best regards
Michael
> 
>