Subject: Re: Sun 3/80 Headless
To: Andy Ball <ball@cyberspace.org>
From: Mark Abene <phiber@radicalmedia.com>
List: port-sun3
Date: 12/20/2000 12:37:55
On Tue, Dec 19, 2000 at 08:46:02PM -0500, Andy Ball wrote:
> 
>   DB> ...the 3/80 is a little fussy about it being
>     > terminated correctly.
> 
>   That's handy to know, I'll take care to double-check that.
>   From what people are saying, it sounds as though the host
>   adaptor isn't terminated, and sits in the chain between an
>   internal drive and the SCSI port on the back (so both the
>   drive and port should be terminated)...does this sound
>   right?

From experience, that's probably a valid assessment.

>   JB> Note that NetBSD experiences a memory leak in the
>     > kernel on the 3/80 which causes it to panic after a
>     > while of running under heavy load.
> 
>   Thanks, I'll try to dig up the patch for that.
> 

You should find the pmap.c patch in the list archive.  If not, I'd be happy
to send it to you.

> 
>   MA> ...if memory serves, you'll want to use the boot.net
>     > from NetBSD 1.3, as the boot.net from 1.4 and later
>     > seems to be broken on older machines.
> 
>   I've heard that SUN machines are good at network booting,
>   and my amazing powers of deduction suggest that boot.net
>   might relate to that.  Is it commonly used to install
>   machines as well as boot diskless (disk light?)
>   workstations?
> 

Yep, boot.net is typically installed on a server as the desired ip address
in hex suffixed by ".SUN3X", which is tftp'd by the machine from a server
after identifying itself from the server's rarpd.  This is a FAQ, feel free
to consult the diskless-howto and the netboot section of the INSTALL document.

Cheers,
-Mark