Subject: Re: Funky SCSI card
To: David Gilbert <>
From: Kevin P. Neal <>
List: port-sun3
Date: 04/19/1996 16:45:43
At 10:57 AM 4/19/96 -0400, David Gilbert wrote:
>>>>>> "David" == David Jones <> writes:
>>> I got a Sun FPA board. What the heck is this? I noticed it had two
>>> big heatsink-like Amp parts on it. Anybody know exactly what this
>>> thing is?  How is it used? And can NetBSD be made to work with it,
>>> what is involved exactly with this?
>David> This is a "Floating Point Accelerator" - a "homebrew" FPU that
>David> Sun used before 68881's were commonplace.
>David> NetBSD probably couldn't work with this too well.  m68k
>David> binaries are currently built to assume the m68k floating-point
>David> instruction set (as implemented by 6888x and '040/'060).
>David> Software emulation is provided in some ports.  The bottom line
>David> is that you'd have to re-implement the software emulator to use
>David> the FPE, and 881's are around $40 if you can find them and work
>David> much better.
>	I don't know what their instruction set is, but I suspect he's
>got a 'Sky' board.  If it's the same as the one I'm thinking of, it's
>several orders-of-magnitude faster than the '881 for some of it's

StunOS 4.1.1 mounts it on config as fpa0 at virtual 0xe00000... (from

The faceplate looks the same as the other Sun cards I have.

Again, where can I get info on how this card works? 

Also, does nobody know how to get a Fujitsu 9-track working?
I don't want to give a full description of the problem that isn't
NetBSD specific unless I know somebody wants to hear it.
XCOMM Kevin P. Neal, Sophomore, Comp. Sci. \
XCOMM  Frue, Secret Agent of Smerp (shh!)   \
XCOMM Visit the House of RetroComputing at  /      Perm. Email: