[Simh] Seeking silly utility

2014-07-16 Thread Michael Richter
I had a utility a long time ago that would render data as an ASCII
rendition of paper tape or cards.  I can't for the life of me remember what
the utility was called, though, or where I got it from.  Does anybody else
here perhaps recall the name of the utility (and even better where I could
get it from)?

-- 
Perhaps people don't believe this, but throughout all of the discussions
of entering China our focus has really been what's best for the Chinese
people. It's not been about our revenue or profit or whatnot.
--Sergey Brin, demonstrating the emptiness of the don't be evil mantra.
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Re: [Simh] Seeking silly utility

2014-07-16 Thread Michael Richter
And there's the penny that dropped.

Contained in the package bsdgames for those who may be interested.


On 17 July 2014 09:12, Clem Cole cl...@ccc.com wrote:

 UNIX - they were called ppt and bcd.
 If you look on Warren's PUPS and TUHS archives, I suspect you will find
 the sources.

 Clem


 On Wed, Jul 16, 2014 at 9:09 PM, Michael Richter ttmrich...@gmail.com
 wrote:

 I had a utility a long time ago that would render data as an ASCII
 rendition of paper tape or cards.  I can't for the life of me remember what
 the utility was called, though, or where I got it from.  Does anybody else
 here perhaps recall the name of the utility (and even better where I could
 get it from)?

 --
 Perhaps people don't believe this, but throughout all of the discussions
 of entering China our focus has really been what's best for the Chinese
 people. It's not been about our revenue or profit or whatnot.
 --Sergey Brin, demonstrating the emptiness of the don't be evil mantra.

 ___
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people. It's not been about our revenue or profit or whatnot.
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[Simh] Segfault on DZ emulation for PDP-11

2013-10-17 Thread Michael Richter
If you enable the DZ terminal multiplexer and do set dz log=0=./0.log
without attaching you get a segfault as of the github 43e5647e release.
 This occurs on Linux Mint 15, 64-bit edition.  I think the emulator should
either just record logging *intent* here pending an attachment or it should
give an error like the ubiquitous Invalid argument instead of crashing.
 ;)

-- 
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of entering China our focus has really been what's best for the Chinese
people. It's not been about our revenue or profit or whatnot.
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Re: [Simh] smallest pdp-11 that can run TECO and sockets(*)?

2012-07-05 Thread Michael Richter
Perhaps I'm showing stunning naivete here, but … couldn't you just get all
your stuff working (TECO and TCP/IP or whatever you use instead) on a
large PDP-11 emulation and then reduce it to the smallest configuration
you can find?

Or is the experimental approach somehow bad, even though it doesn't cost
anything at all in hardware?

-- 
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of entering China our focus has really been what's best for the Chinese
people. It's not been about our revenue or profit or whatnot.
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Re: [Simh] Installing layered products on RSTS/E 10.1

2011-02-21 Thread Michael Richter
On 22 February 2011 04:19, Rich Alderson s...@alderson.users.panix.comwrote:

 I've never installed software on RSTS/E, but I suspect that it's not
 dissimilar to installing software on other operating systems for hardware
 of similar design vintage:  More than 1 tape is involved.  When the first
 tape's content has been loaded onto the disk, the operating system rewinds
 and dismounts the tape and you are prompted to mount the next one.

 What you need to do is to type the WRU character (SimH defaults this to ^E)
 to get back to the simulator prompt and issue an ATTACH command for the
 next tape in the installation sequence.  This should be described in the
 installation manual.

 Hope that helps.


The problem with this is that there *is* no second tape.  There's only one
tape for any of them.  I understand the whole mount a second tape thing at
the operational level.  There just isn't a second tape.  Others have managed
to install these very same tapes on the very same version of the operating
system too, annoyingly enough.  There's some setup I'm not getting right
here.


-- 
Perhaps people don't believe this, but throughout all of the discussions of
entering China our focus has really been what's best for the Chinese people.
It's not been about our revenue or profit or whatnot.
--Sergey Brin, demonstrating the emptiness of the don't be evil mantra.
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Re: [Simh] Installing layered products on RSTS/E 10.1

2011-02-19 Thread Michael Richter
OK, thanks for the reply and I apologize for my tardiness in getting around
to this.

Well, I've got the following in my .ini file (eliding the unnecessary
stuff):

set tu enable
 set tu tm03
 ...
 set tu1 format=tpc
 attach -er tu1 tapes/ro/BASIC-PLUS-2-V2.6.TPC
 ...


When I fire up RSTS/E 10.1 I do the following:

$ mount mm1
%Device is write protected
Density is 800
Tape is in ANSI format
Label:   bp2
$ dir mm1:
 Name .TypSizeName .TypSizeName .TypSize
MM1:
INSTAL.BCK* 97 P BP2REL.BCK* 26 P BP2   .BCK*   1856 P
PBLT  .BCK*728 P
Total of 2707 blocks in 4 files in MM1:


So now I run @[0,1]instal layered_products and select BP2 when given the
opportunity.  It goes through the usual questions: mount device, target
account, etc. and then, after collecting all that information asks me if I'm
ready to proceed.  When I answer yes:

  RSTS/E V10.1-L Software Installation Procedure20-Feb-11 01:08
AM


  Build Phase


Restoring BP2 update components from the Installation kit
Please mount volume 2 on _MM1:.
Press RETURN to continue :

I'm just at a loss here.  The tape is mounted.  It looks perfectly fine when
I take a directory of it.  What's weirder is that I can't do anything with
MM1: once I've run instal.  The device is offline and I can't for the life
of me figure out how to do anything with it after that.  set device mm1:
/enable doesn't do the trick nor does anything else I can find.




On 1 February 2011 01:47, Christopher Myers thisisentchri...@gmail.comwrote:

 Where are you getting your layered products?  I get mine from here:
 ftp://ftp.trailing-edge.com/pub/rsts_dists/

 These are the products I installed successfully and never needed a 2nd
 volume:
 fms11_v2_1.tpc
 decnet-e_v4_1.tap
 bp2_v2_7.tap
 f77_v5_3.tpc
 fortran_iv_v2_8.tap

 Never got c81 to install, RSTS/E won't install it (keeps complaining about
 format) and the tape files appear to be formatted differently than the other
 software.  Doesn't matter to me, I don't know Cobol.



 So to try some ideas, try the full command, @[0,1]instal layered_products

 Also make sure your tapes are mounted right and possibly the correct
 hardware:

 For example bp2:
 attach -e -r TU3 bp2_v2_7.tap

 I used TM03 magnetic tape drives and never locked them.

 For me RSTS/E will complain about the file format so I need to run nearly
 all of my layered products with this (even if its a .tap, not a .tpc):
 set TUn FORMAT=TPC

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[Simh] Bug in PDP-11 emulator docs

2011-01-30 Thread Michael Richter
The docs say that the TC11/TU56 DECtape drives are device DT.  In reality it
seems they are TC.

-- 
Perhaps people don't believe this, but throughout all of the discussions of
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[Simh] Installing layered products on RSTS/E 10.1

2011-01-30 Thread Michael Richter
I run @[0,1]instal layered and pick, say, bp2.  I point it to the tape
(which is there and contains the data).  It then suddenly asks for volume 2.

There is no volume 2.

And it does this for anything I try to install: bp2, frtrn77, c81, fms --
anything.  Not a single one of them has a volume 2 and when I peek inside
the tape files I can't find anything that would hint that a volume 2 is even
required.  What am I doing wrong here?

-- 
Perhaps people don't believe this, but throughout all of the discussions of
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[Simh] Server down.

2011-01-27 Thread Michael Richter
simh.trailing-edge.com seems to be down for the count.  It vanished sometime
this morning (my time) and by 2AM next morning was still gone.

-- 
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Re: [Simh] RT-11 .DSK usage (was DECUS C)

2010-08-23 Thread Michael Richter
What I'm not catching is where to get this FLX program from.  The only FLX I
can find anywhere runs on Linux or other Unix-alikes.  My RSTS/E 9.6
installation doesn't have any file anywhere beginning with FLX.  (I don't
have an RSX-11M machine to try this with yet, mind.)

On 23 August 2010 17:53, Tim Shoppa sho...@trailing-edge.com wrote:

 sho...@trailing-edge.com (Tim Shoppa) wrote:
  Examples below show mounting the DECUS 11-424 disk image 110424.dsk
  under the MSCP driver unit 1 (aka rq1 in SIMH).
  [...]
  sim att rq1 110424.dsk

 Oh, one thing that many here do not seem to have caught on to with
 regards to MSCP disk usage. Although
 SIMH RQ supports specifying the disk type (e.g. SET RQn RA90) only a
 few poorly-designed, and not so often used, operating systems care
 what the disk type is set to. All the reasonable OS's treat it as a big
 bunch of blocks.

 Tim.
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Re: [Simh] DECUS C

2010-08-18 Thread Michael Richter
OK, I've been stumped by this long enough.

These *.dsk files that are everywhere in every software collection for the
PDP-11 -- exactly which disk formats are they or how would I go about trying
to figure out from the contents what format they are?  For example what kind
of disk should
http://www.classiccmp.org/PDP-11/RT-11/freeware/dsk/misc/decusc.dsk be
mounted as?  Or any of the others in that same directory, for that matter.

I've tried attaching them to every disk device I can emulate and can't
access a single one of them from the actual PDP-11 (always with the
ever-helpful ???Disk pack mount error or equivalent each time).

-- 
Perhaps people don't believe this, but throughout all of the discussions of
entering China our focus has really been what's best for the Chinese people.
It's not been about our revenue or profit or whatnot.
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[Simh] Fwd: Making tape/disk images

2010-05-05 Thread Michael Richter
Oops.  Sent this to Tim only instead of list.

-- Forwarded message --
From: Michael Richter ttmrich...@gmail.com
Date: 5 May 2010 21:45
Subject: Re: [Simh] Making tape/disk images
To: Shoppa, Tim tsho...@wmata.com


On 5 May 2010 20:59, Shoppa, Tim tsho...@wmata.com wrote:

 Al writes:
  On 5/3/10 12:30 PM, Tim Newsham wrote:
  the code that reads tape images in simh can also
  read from a directory instead of a tape image.
 

 and create what type of on-tape directory structure?

 tape image code knows of nothing above tape blocks and
 file marks.

 Al hits the issue exactly on the head.

 If SIMH only had to emulate one operating system, with one OS/application
 tape format, then I think the concept of a virtual filesystem tape image
 would be OK.

 But SIMH is used with dozens of OS's, with hundreds of different tape
 formats. Seems like things spin out of control to support them all inside
 SIMH.

 Now, tools that can manipulate files and load them into tape and disk
 images in OS-specific formats, or go the other way and extract files from
 tape and disk images, has a long tradition. Going back to at least the
 1970's. My gut feeling is to extend this tradition, not abandon it.


Would it not be possible to make a general-purpose tape archive system that
has mid-end plugins for the OS-specific formats and back-end plug-ins for
the simulated physical formats?  This way a single tool with a single
command line could be made that allows things like (example command lines
only):

   - simtar --create --file=myfile.tap --file-system=RSTS9
   --tape-format=SIMH ./*
   - simtar --extract --file=myfile.tcp --file-system=VMS --tape-format=TPC

Unless someone can see any reason why this is intrinsically impossible, I
wouldn't mind taking a crack at such a program written in some scripting
language for proof of concept (and maybe even final form -- I don't see any
particular advantage to writing something like this in C since performance
won't be a huge issue).  Since I'm screwing around with RSTS right now my
first version would be for RSTS, naturally.  I could then pop the code up
somewhere for others to hack onto for other formats.  As new emulators get
attached, new operating systems get resurrected, etc. the program could be
expanded with plug-ins.

-- 
Perhaps people don't believe this, but throughout all of the discussions of
entering China our focus has really been what's best for the Chinese people.
It's not been about our revenue or profit or whatnot.
--Sergey Brin, demonstrating the emptiness of the don't be evil mantra.



-- 
Perhaps people don't believe this, but throughout all of the discussions of
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It's not been about our revenue or profit or whatnot.
--Sergey Brin, demonstrating the emptiness of the don't be evil mantra.
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Re: [Simh] Status?

2010-04-21 Thread Michael Richter
Maybe the existence of the sourceforge project needs to be made more visible
somewhere on the simh.trailing-edge.com site?  I had no idea at all that it
existed.  (Also, would there be any way to persuade the Powers That Be to
switch to a distributed RCS site like Github or Bitbucket over Sourceforge's
staid and stuffy CVS/SVN insistence?)

-- 
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[Simh] SIMH, PDP-11, RSTS/E and disconnection

2010-04-18 Thread Michael Richter
So I have a really nicely-running PDP-11 now with remote access via telnet
through a DZ-11 device fully working.  I can log in remotely on up to 8
simultaneous connections (only one DZ-11 set up for now) and have everybody
working at the same time without a problem.  There is, however, the problem
of hanging up.

I've attached the DZ-11 with the following command:

attach -am dz 6870


Then I connect via:

telnet localhost 6870


I then log in and kill my telnet connection entirely.  Just for good measure
I kill the shell that spawned the telnet connection and double-check with ps
that I've got no telnet sessions of any kind running.  When I switch over to
the console and check, the logged-in user is still logged-in.  The missing
telnet connection hasn't translated into any kind of hangup it seems.
 Further, when I telnet back in I go straight into the logged-in user
account.  I think the undesirability of this is understandable.  I've also
tried attach plain, with -a, with -m as well as with -am as above without
any changes in behaviour.  The system never seems to figure out that the
connection has gone away.

When I pause the simulation and inspect its state, I see this:

sim e dz state

CSR[0]: 040140

RBUF[0]:00

LPR[0]: 017030

TCR[0]: 00

MSR[0]: 01

TDR[0]: 12

SAENB[0]:   1

RXINT:  00

TXINT:  00

MDMCTL: 1

AUTODS: 1


To my untrained eye it looks like auto-disconnection and modem controls are
both set on as expected, so how do I get the system to act like it is
supposed to?

-- 
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