Re: Sun4/110 "Panic: Crazy Interrupts"

Samuel Furtaw <[email protected]>
Newsgroups gmane.os.netbsd.ports.sparc
Message-ID <CADun6gcoCpePCHPjii7YiRUOh48n1V2+rhc7Nyza7LmG6CrfRA@mail.gmail.com>
Hi!

I got some time to test this patch out - it looks like we panic at line 327:
```
bt->bt_addr[3] = 0;
```

And here's what it reads out on the screen:
```
cpu0: data fault: pc=0xf0012290 addr=0xfe048003 ser=0x8020<WRITE,TIMEOUT>
panic: kernel fault
```

Thanks,
Samuel

On Tue, Apr 23, 2024 at 1:09 PM Julian Coleman <[email protected]> wrote:
>
> Hi,
>
> > Thank you, Julian!
> >
> > It doesn't seem to like compiling after this patch - I attached the
> > compiler output.
>
> Apologies - rushing to get it sent before travelling and I realise that I
> must have built the wrong tree.  I've attached a new version.  Looking in
> more detail at the colour map setup (bt_cmap) I'm not certain if that will
> cause a size fault too.  However, I hope that we at least get the value
> of the P4 register and disable interrupts there.
>
> Regards,
>
> Julian
>
> --
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