On Tue, 25 Jun 2002 cctalk-request_at_classiccmp.org wrote:
> From: ard_at_p850ug1.demon.co.uk (Tony Duell)
> Subject: Re: final brainteaser for the day
> To: cctalk_at_classiccmp.org
> Date: Tue, 25 Jun 2002 01:37:29 +0100 (BST)
> Reply-To: cctalk_at_classiccmp.org
>
> [PDP11]
>
> > Forth! There's a bootable forth around? That'd be fantastic...
>
> There _was_...
>
> FIG Forth was available for the PDP11 at one time, and at least one
> varient included a small bootstrap which pulled the Forth kernel, etc
> into memory. Disk access was then via the standard 1K 'screens'.
>
> I think the only disk it supported (both for booting and for
> reading/writing screens) was the RX01 (and maybe later the RX02). It
> would be possible to modify the disk I/O code to handle other devices, I
> guess.
>
> There was also a version that ran under RT11 and used an RT11 file as a
> 'virtual disk' to store the screens. This is the only version I've ever
> seen, and not having an RT11 license I can't run it.
>
> If anyone knows the whereabouts of the standalone version I am
> interested. I am pretty sure it was Public Domain (most FIG Forths are).
Ho hum... On MAGICA::DU3:[FORTH] perhaps? :-)
Looking at FORTH.MAC, the header says:
.TITLE F.I.G.
; ****************************************************************
;
; PDP-11 FORTH INTRODUCTION PDP-11 FORTH
;
; ****************************************************************
;
;
;
; PDP-11 FORTH RT-11, RSX-11M, AND STAND-ALONE JANUARY 1980
Oh, you can also pick it up at
ftp://ftp.update.uu.se/pub/pdp11/rsx/lang/forth
Johnny
Johnny Billquist || "I'm on a bus
|| on a psychedelic trip
email: bqt_at_update.uu.se || Reading murder books
pdp is alive! || tryin' to stay hip" - B. Idol
Received on Tue Jun 25 2002 - 13:25:53 BST