Re: Cannot compile aarch64 kernel from FreeBSD host

[Brad Spencer <brad%anduin.eldar.org@localhost>]

Benny Siegert <bsiegert%gmail.com@localhost> writes:

> Hi!
>
> Reviving this thread because there was no reply other than a private
> one from Paul Goyette, and I found another reproducer.
>
> On Sat, May 21, 2022 at 9:41 PM Benny Siegert <bsiegert%gmail.com@localhost> wrote:
>> I tried building a kernel for my Pinebook Pro from a FreeBSD host
>> (TrueNAS core, to be exact.) Unfortunately, the compiler chokes on
>> audiobell.c:
>>
>>     compile  PBP64/audiobell.o
>> /usr/src/sys/dev/audio/audiobell.c:66:2: internal compiler error:
>> Illegal instruction
>>    66 |  A(        0),
>>       |  ^
>> no stack trace because unwind library not available
>> Please submit a full bug report,
>> with preprocessed source if appropriate.
>> See <http://www.NetBSD.org/support/send-pr.html> for instructions.
>> --- audiobell.o ---
>
> I can reproduce this on NetBSD/amd64 by running
>
> ./build.sh -j 4 -N 1 -U -u -m evbarm64 tools kernel=GENERIC64
>
> And I am puzzled because this is something that should work. Is "-m
> evbarm64" the right value for 64-bit arm? I think so. FWIW, native
> compilation works.


I use this, but I can't remember why:

./build.sh ... -m evbarm -a aarch64 release


-- 
Brad Spencer - brad%anduin.eldar.org@localhost - KC8VKS - http://anduin.eldar.org