Re: VS3100 M76

[Anders Magnusson <ragge%ludd.ltu.se@localhost>]

On 03/24/2013 01:06 PM, David Brownlee wrote:
> On 21 March 2013 19:10, Holm Tiffe <holm%freibergnet.de@localhost> wrote:
> > Hi,
> > I've got some VS3100s, 2 M38 and one M76.
> > Today I've cleaned the M76, put a new battey on the DS1287A, the internal
> > was empty, and tried to netboot NetBSD6.
> > I think I boot the generic kernel (don't know this exactly for now because
> > of the experiments with this rtVAX in the past, but I've renamed a kernel
> > namend netbsd.vax.generic to netbsd.vax on my disk).
> > I get this:
> >
> > > > > b esa0
> > -ESA0
> > > > NetBSD/vax boot [Jan  6 2002 22:13:30] <<
> > > > Press any key to abort autoboot 0
> > Trying BOOTP
> > Using IP address: 192.168.50.22
> > myip: vs3176 (192.168.50.22)
> > root addr=192.168.50.50 path=/data/home/exports/rtvax
> > 2587200+174320 [244+211280+200960stray interrupt: vector 0x28, ipl 31
> > stray interrupt: vector 0x28, ipl 31
> > stray interrupt: vector 0x28, ipl 31
> > stray interrupt: vector 0x28, ipl 31
> > stray interrupt: vector 0x28, ipl 31
> It looks like libsa did not get to print the total=0x line, so the
> "stray interrupt: vector" line must be during the kernel load.
>
> Aha - I wonder if its the boot loader trying to access invalid memory?
The vector 0x28 is "trace bit set" so something strange is going on.
Actually I have no clue, but the thing I can think of is that the old 
boot loader used gets overwritten by the kernel.

Hm, maybe the boot loader should be made position-independent so that it 
always can be loaded at a high enough address? :-)

-- Ragge