Re: which framebuffers for sparcstation 1+

On Tue, 27 Jul 2010, der Mouse wrote:

>>> Anyone know which framebuffers will work with a SPARCStation 1+[?]
>> You should be able to get the GX cards to work.  The TurboGX cards
>> (-2325 and -2992) may not have any support even in the later bootROM
>> versions.
>
> I tried a 501-2922 in my 1+ (ROM rev 1.3) and the boot wedged; I hooked
> up a serial console and the most significant-looking line was
>
> Unimplemented FCode token before address ffd1c266
>
> so I tried another one (I have more than any sane person short of a
> dealer will ever need) and got the same error.

Not surprising with the -2922's as they were quite a later version of the 
TGX.

> So I went through my collection of other framebuffers, looking for
> things which might be GXes.  (For example, if it doesn't have a
> Brooktree, it's probably monochrome.)  I tried them in my 1+.
>
> Three of them worked: two 501-1672s and a 501-1996.
>
> Four of them wedged the POST - the working ones gave video somewhere
> around the 30 second mark; I gave these 45 seconds, still no video.
> The list: two 501-1232s, another 501-2922 (hm, why wasn't it with the
> rest?), and a non-Sun card ("TATUNG HERON Plus").
>
> Two of them gave video signal but did not give a working framebuffer.
> These are the two double-width cards (the others are all single-width):
> two 501-1645s.
>
> It's possible that some of the non-working cards are simply broken,
> especially the double-width ones (which should act the same but
> didn't).

It would be interesting to see what the serial console output shows for 
each of these as the system starts up and runs through POST then fires the 
OBP to search for a boot loader.

Craig.

-- 
Craig Dewick - Adelaide Australia - Web: http://lios.apana.org.au/~cdewick"
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