Re: [Simh] FW: pdp 11 timing

RSTS/E likes to send a MSCP command packet to request a disk block, and after that it will then set the interrupt flag for when the read completes. The original implementation of MSCP was instantaneous reads, so the read completed before the interrupt was set. RSTS then sat around waiting for the

[Simh] link11

Something to play with. I have the beginning of a pdp11 linker to go with the macro11 simh tool. It is in an early version, and many things don't work yet, but it can handle some simple programs, like the hello world program included in the test subdirectory. It needs a lot more work to handle

Re: [Simh] Printing to a pdf

If you can get it to a text file, there is always the enscript program under Linux. L ots of options available for dormatting. number of columns. Font. See 'man enscript' for a long list of options. On Mon, May 25, 2020 at 4:42 PM J. David Bryan wrote: > On Monday, May 25, 2020 at 11:37, Johan

Re: [Simh] Has anyone contacted VSI directly about Hobbyist Licenses ?

As I understand it, it is not an automated process. It can take a few days for it to be processed. On Wed, May 13, 2020 at 2:32 PM Mike Stramba wrote: > Hmm, ~ 16 hours after submitting , and still no reply / license info > > How long does license issue usually take ? > > Mike > > > On

Re: [Simh] Has anyone contacted VSI directly about Hobbyist Licenses ?

If they do not include VAX, then maybe that will encourage the alpha simulator to get worked on. On Mon, Apr 27, 2020 at 1:22 AM Vesko Kenashkov wrote: > Hi everyone, > > I pinged them yesterday on FB congratulating them about rolling out v9.0 > on VirtualBox and inquired about Hobbyist program

Re: [Simh] EXT :Re: Releasing terspy.mar - vax/vms terminal spy program

n Mon, Mar 30, 2020 at 12:44 AM Dan Gahlinger wrote: > can you share it? I'd love to take a look at it > > Dan. > > -- > *From:* Simh on behalf of Kevin Handy < > khandy2...@gmail.com> > *Sent:* March 30, 2020 2:17 AM > *To:* Hittne

Re: [Simh] macro11

I've been working on the linker, and found that it doesn't work, probably never did. At least not the version I have been working on. I git it to compile,and run through pass 1, then loses it. . It looks like the author copied over another linker, and started to modify it, but never finished it.

Re: [Simh] EXT :Re: Releasing terspy.mar - vax/vms terminal spy program

I found a program on an old gcc distribution called gcobs.mar. Dom't know why they had it on there. but... It allows you to spy on another terminal, and if you type a ^\ (iirc) you can interact with that terminal. The only authorship message I can see is ;Last Modified: 6-SEP-1988 14:19:55.00,

Re: [Simh] hp alternatives

e. >> and will always be my favorite. >> >> Dan >> >> Try: https://www.grammarly.com >> >> -- >> *From:* Simh on behalf of Kevin Handy < >> khandy2...@gmail.com> >> *Sent:* Wednesday, March 18, 2020 6:44:53 PM >> *To:* S

[Simh] hp alternatives

Since GP is exiting the VMS arena, and dropping the hobbyist licenses, I was wondering about alternatives for running old VMS code. There are plenty of C, FORTRAN, etc compilers on Linux/etc, but if there were comparable VMS libraries (open source) for things like RMS, SMG, LBR, etc, then many

Re: [Simh] macro11

don't know if they actually run. On Mon, Mar 9, 2020 at 9:24 PM Kevin Handy wrote: > Ok, I got link11 from the Unix archive doing something. It takes in RT11 > object files, and creates a .out file (don't know what it formatted for). > Some commands seem to work, some segfault. haven

Re: [Simh] HPE has started emailing the final hobbyist licenses

I remember trying to find pricing for a tcpip/ucx license for a MicroVax 3100 shortly after Compaq bought out EC. After three days of phone tag, and frequent "Which version of Windows doed VMS run on", I finally managed to get someone who left a quote on my answering machine. $3000 per user. I

Re: [Simh] macro11

Ok, I got link11 from the Unix archive doing something. It takes in RT11 object files, and creates a .out file (don't know what it formatted for). Some commands seem to work, some segfault. haven't traced that out yet. I ran it on code from the simtools macro11, and a couple from a RSTS/E system.

Re: [Simh] macro11

I grabbed the link11 source from the unix archive, mentioned earlier in this thread, and got them to compile. They don't work well, but they do compile. I added '-Wall' to the compile, and cleaned that up, but still doesn't work right. It seems to only read in one block of data, then gets lost. I

Re: [Simh] OpenVMS Hobbyist Program

With VMS only available for obsolete hardware, the main people keeping the knowledge alive is the hobbyests. With the loss of the hobbyist program, there's going to be a lot of hard feelings left behind. IWon't that cause VSI problems when the finally get an X86 version going? The VMS supporters

Re: [Simh] macro11

be useful to this, and also to the PiDP11 folks as well as those with real PDP11's. Is there a repository of such code already? On Fri, Mar 6, 2020 at 1:10 PM Rhialto wrote: > On Thu 05 Mar 2020 at 17:10:29 -0700, Kevin Handy wrote: > > A quick fix to make PAGE a no-op, would be to add a line in a

Re: [Simh] macro11

A quick fix to make PAGE a no-op, would be to add a line in assemble.c right after the line case P_PRINT: and add the line case P_PAGE: I don't think that much of the listing ops really work anyway. On Wed, Mar 4, 2020 at 7:45 PM Ethan Dicks wrote: > Hi, Kevin, Rhialto, > > This thread

Re: [Simh] macro11

into a loadable file. . It might even be in rsx executable format, or in some bootloader format. Not sure. On Wed, Mar 4, 2020 at 2:58 PM Kevin Handy wrote: > I really have no idea what the output file from dumpobj is for. I haven't > dug into the code enough to figure that out. I originally t

Re: [Simh] macro11

file, you can just use the 'copy' command from a shell much easier. I have no idea what purpose it serves, at the moment. On Wed, Mar 4, 2020 at 11:45 AM Rhialto wrote: > On Tue 03 Mar 2020 at 17:50:40 -0700, Kevin Handy wrote: > > Ok, here is a version with somewhat better handling of the

Re: [Simh] macro11

Ok, here is a version with somewhat better handling of the filenames. On Tue, Mar 3, 2020 at 5:01 PM Kevin Handy wrote: > Just had a short time to play with is, but ... > > dumpobj has a little bit of a problem with the command line > > If i do 'dumponj xxx.obj -rt11' it

Re: [Simh] macro11

to handle the file names on the command line needs some chaning. It is hardcoded to argv[1] and argv2]. On Tue, Mar 3, 2020 at 3:02 PM Rhialto wrote: > On Mon 02 Mar 2020 at 16:41:59 -0700, Kevin Handy wrote: > > Also, dumpobj should get the same treatment, but it doesn't have a

Re: [Simh] macro11

Also, dumpobj should get the same treatment, but it doesn't have a command line parser, so it needs more work than macro11. I might get to it later if no one else does, but it might take me a while. On Mon, Mar 2, 2020 at 4:37 PM Kevin Handy wrote: > Go ahead and use it as you want. I th

Re: [Simh] macro11

at 1:32 PM Rhialto wrote: > On Sat 29 Feb 2020 at 12:54:55 -0700, Kevin Handy wrote: > > This wasn't an optimal solution to me, so I changed the '#if RT11' code > to > > 'if (rt11)', and added a couple of command line options (-rt11, and -rsx) > > so that both format

[Simh] macro11

I've been playing with the link-11 code from the Unix archive, but came up on the problem that simtools/macro11 creates RSX style object files, while link-11 wants RT11 format files. Looking at the macro11 source code, I noticed that it could create RT11 format files if you compiles it with RT11

Re: [Simh] load

Ok, I have looked at the link11 code, and after a lot of fuzzing around, got it to compile under Linux. Attached is that code. It compiles without errors using 'make', and I haven't tried -Wall yet. I left it as mostly K, but I needed to stuff in a lot of prototypes to quieten warnings, nor did I

[Simh] load

I was watching some youtube videos about the PiDP-11, and they all seemed to end up typing in a hand-assembled program into the emulator. It got me to thinking about the macro11 assembler in simtools, however that program only appears to output object files, not binary ones. simh appears to only

Re: [Simh] Unattended background SIMH process

What it sounds like you need, is for simh to detect the shutdown interrupt itself, and then save the current state of everything in the machine to a file. Upon power-up, it then needs to restore back to that state. You;d have to save the current configuration settings, state of memory, cpu

Re: [Simh] Unattended background SIMH process

The best way is probably to pass a power-fail interrupt to the emulated OS, and have it set up to deal with that. I'm now sure how many of the OS's available under simh emulation have such facilities. An option would be to have a simh command, like ONSHUTDOWN where a simh script is executed when

Re: [Simh] Cluster communications errors

When you are looking for packet loss/errors, are you just looking inside the simulator, or are you also checking the host machine? Your host OS may be hiding errors, giving you "cleaned up" traffic. On Wed, Jul 18, 2018 at 3:36 PM, Mark Pizzolato wrote: > On Wednesday, July 18, 2018 at 2:32 PM,

Re: [Simh] Crowther's Adventure game

Then, adventure was converted to many other languages by thousands of fans. Numerous basic, C, zil, etc. versions exist. Probably the most cloned program of all time. On Fri, Feb 2, 2018 at 3:42 PM, Carey Tyler Schug wrote: > Whoops, memories are slowly coming back, I

Re: [Simh] 101 Basic Games for RSTS/E (was Re: PDP11 on Simh for public access)

Ok, I already have a tool to convert old "noextend" basic+ to the newer "extend" format. It is 'b1filter.cc' in the src directory of git clone http://github.com/khandy21yo/btran.git it handles the end-of-line stuff as well as the '&' for print. There are some things it doesn't handle, like

Re: [Simh] 8" Floppy disk image getting HALT error

Just did a little research on WPS-8 floppy format, just to satisfy my curiosity. WPS-8 stores data on an RX-50 as a series of 12-bit words, using two bytes on the floppy to store a word. The low 8 bits goes into the 1st byte, and the upper 4 go into the second btype. 4 bits in the secnd byte are

Re: [Simh] 8" Floppy disk image getting HALT error

If it is readable as text, it probably isn't wps-8. At least the 5-1/4" formar was encoded into 12 bit words, and weren't directly readable. On Mon, Jul 10, 2017 at 5:01 PM, Tom Morris wrote: > In addition to everything mentioned by everyone else, you might want to > take

Re: [Simh] DEC VT emulators on MAME

Looking at the schematic of the terminal from http://bitsavers.trailing-edge.com/pdf/dec/terminal/vt340/K-TC-VT340_Schematic_Feb87.pdf, it appears that there are two 8031 processors. One (E57) uses the 'P1 AA' bus and has the 51x8 nvrom, the other (E24) uses the 'P2 BA' bus. 64Kx8 ram seems to be

Re: [Simh] DEC VT emulators on MAME

A quick look at the schematics around the connector for this card, there are two sets of address/data lines. I'm guessing that one of the chips is for the character rom,and the other 4 are for the program. I haven't looked closer (using a tablet that's really painful with PDF's), so not 100%

Re: [Simh] DECserver (terminal server) emulation?

A simh VMS system should work like the real thing. Just cnfigure it as you would for a real decserver, and it should work just fine. I think I did this for a Decserver-200 once so I could test to see if the 200 worked. On Wed, Apr 12, 2017 at 3:47 PM, Cory Smelosky wrote: > Does

[Simh] panda dist

Don't know theproperplace to ask ths, so thought I'd ask here. Does this indicate aproblem with panda-dist, klh10, ornormal behaviour? I'm asking about the "ILLEGAL INSTRUCTION" message. Seems to not have caused any problems, but... @log operator @enable $terminal vt100 $basic READY 10 PRINT

Re: [Simh] 32V on SIMH

> > > Which brings up networking. No one to my knowledge at AT ported an IP > stack, although it does come with uucp. So, setting up Taylor uucp on a > UNIX host side and running through the virtual serial port you can network > V7 style to 32V. All the basic uucp tools are there and should

[Simh] experimental simulators

I notice that there re several experimental simulators in the git distribution. There doesn't seem to be a list of all the experimental versions.. Could a make target be added to build them, like 'make experimetal'. Would make it easier to see if the code gets broken, if nothing else.

Re: [Simh] Looking for a milestone

It varies from 16 bits to 256 bits. Go to the wikipedia.org article on "IEEE floating point" for an overview. On Mon, Oct 17, 2016 at 3:30 PM, Ray Jewhurst wrote: > Just out of curiosity how many bits does the IEEE standard require for > floating point? > > On Oct 17,

Re: [Simh] Looking for a milestone

How close are the simh emulators to the real hardware's floating point? How exct is the emulation of FPU's? Does simh emulate the real hardware close enough that you can use it to analyze the original hardware floating point processors? (For those that actually had FPUs instead of doing it in

[Simh] Makefile

Bug in current makefile in git? make: *** No rule to make target 'Intel-Systems/common/i8253.c', needed by 'BIN/isys8030'. Stop. ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

[Simh] Compiler differences

Has anyone done a comparison (benchmarks) between simh emulators compiled with g++ verses clang? clang seems to me to run quite a bit faster than gcc, but I haven't run any actual comparisons between the two so it is completely subjective. A full 'make' seems to build faster with clang than gcc.

Re: [Simh] Way out idea for simh

I think you are trying to over-engineer this file transfer stuff. Instead of creating new devices for the transfer to operate over, why not use something that already exists on most of the simulators, like a serial port. Instead of building all this code into simh to convert from one disk file

Re: [Simh] Intel's PL/M-86, ASM86 and iAPX-86 Utilities source code

A deeper look at the site "http://www.cpm.z80.de/; shows other PL/M sources, such as a "VAX PL/M", ans a PL/M to C translator. On Mon, Feb 22, 2016 at 10:42 AM, Kevin Handy <khandy2...@gmail.com> wrote: > The "Unofficial CP/M web site" has a PL/M comp

Re: [Simh] Intel's PL/M-86, ASM86 and iAPX-86 Utilities source code

The "Unofficial CP/M web site" has a PL/M compiler. I don't know if it's close to anything you're looking for. it'S listed with the following description Here is the source to the Intel PLM compiler. It is written in Fortran (66), and is supposed to be pretty clean. It compiles correctly with

Re: [Simh] Reading directly from console in RT-11

You might want to look at the simh commands 'i -m' and 'ie -m' if you want to play with the "raw metal". On Fri, Feb 19, 2016 at 3:13 PM, Will Senn wrote: > Timothe, > > Thanks for responding. This sounds reasonable. I'm ok with using the > .TTYOU and .TTYIN macros which

Re: [Simh] Sounds

I worked at a timesharing sevice that has a computer room with a PDP-11/34, a ODO-11/70, both with tape drives and RP06. Also included in the mix was a large air conditioner, and a humidifier. When backup to tape was being run, the total noise level was incr4edible. The humidifier wasd necessary

Re: [Simh] OSs with accessible documentation

I believe that VMS is probable the only one of DEC's Operating Systems that is likely to have machine readable documentation (Both PDF and HTML iirc.). All of the other OSs were mostly out of production by the time that HTML and PDF's became popular, and I don't believe that DEC ever gave away

[Simh] RX50 disks

I have found some old RX50 disks from DecMate II's, and from MicroPDP11's. I have used putr to create images of these disks, which should be bootable, but havent been able to boot simh under either system. The disks were created from a MSDOS system running putr using mount b: /foreign copy

Re: [Simh] Simh Digest, Vol 144, Issue 19

Baker <ba...@usgs.gov> wrote: > Kevin, > > On 6 Jan 2016, at 8:04 AM, <simh-requ...@trailing-edge.com> < > simh-requ...@trailing-edge.com> wrote: > > Date: Wed, 6 Jan 2016 07:36:20 -0700 > From: Kevin Handy <khandy2...@gmail.com> > To: "simh@trailin

Re: [Simh] fprint_sym and parse_sym limitation

Doxygen has some limitations, it is more of a reference than a tutorial for example, but it does have a lot of useful features when done properly. - It generates LaTeX, HTML, and RTF from the sources, and other formats are available from these (like ps and pdf). - If you copy one source file as

Re: [Simh] Problem with default builds

The current macro has some masth in it rihgt now, but would the 1st proposed fix for this (with the ?: macros) work any better than the 'index; (or whatever was used) work any better on all C compilers? It seems that the compiler must be able to resuce simple expressions into a constant, but how

Re: [Simh] off-topic basic translator

:* Tuesday, August 04, 2015 4:38 PM *To:* Kevin Handy; Tom Morris *Cc:* simh@trailing-edge.com *Subject:* Re: [Simh] off-topic basic translator Then I'll have to do it myself by hand, which from the manual doesn't look that bad. I'll test the vb2py script but I won't hold my breath. I'm

Re: [Simh] off-topic basic translator

I don't think DEC ever did a translator, only compilers. There used to be a company that sold one, but is definately wasn't free. Cannot remember their name. I wrote a heafty part of a VaxBasic to C++ translater, but never handled MAP's or their like very well. It is useful to do a preliminary

Re: [Simh] off-topic basic translator

It won't help you. If you look at the section U*ntranslatable Language Features* it specifically mentions that MAP, COMMON, and FIELD, and MAT statements are not habdled. On Tue, Aug 4, 2015 at 2:19 PM, Tom Morris tfmor...@gmail.com wrote: If you want to target Python, you might look at using

[Simh] vector images

I was curious about the vector imges (for altairz80), but the only copy I can find is in a Microsoft install format. However, I don't have a spare windows machine to try unpacking this on. Anyone have copies that are not embedded in a Microsoft install file? I tried extracting them from the file,

Re: [Simh] Booting the vax750 simulator.

It would be interesting to know what R0 is trying to point to. Is it just a bad value, memory that should be mapped, a device, ... Source would be helpful, if you could figure out what the source is (likely compiled C, since it;s Unix). Since the simh code for the devices are mostly the same

[Simh] Kaypto II

I've been playing with the altairz80 emulation to see how close I could get to a Kaypto2 emulation. Attached is my config file so far, and it's about as fat as I can go without changing any code. A couple of issues came up about the emulated hardware, and I thought I'd ask preferences before

[Simh] simh tools

Some time ago, I wrote a DecMate II word processing conversion to Word Perfet converter. I was wondering if it should be included in the simtools distribution, before it disappears entirely off the net. It origanally ran unger MSdos, and is written in C. This was a complete reverse engineering

Re: [Simh] C64 and C128

The C64 did not run cp/m out of the box, because it did not have any kind of Intel 8080 based processor. You could buy a cartridge (iirc) that would allow you to run cp/m, but it was basically bolting a cp/m machine onto the side of the C64. The C128 had both the C64 processor, and a Z80

[Simh] OS development

Reading through the copyright discussion, I started wondering why noone has started a development project for the ols OS's like tops-10 and tops-20 as well as others where the original sources are available. It seems like there are a lot of patches being passed around, and new code to work in the

[Simh] Feature request

inor feature request.Can the configuration (command) line assume tht any line starting with a pound sign is a comment? This would be useful for several reasons. I don't think it is necessary to allow comments anywhere in a line like most other shells, just at the front. . Under Linux/Unix, if

Re: [Simh] Simh for testsuite usage

I think that adding all of this complexity to simh to handle one load type might be a bit overkill. After adding elf support, you will probably need to add VMS, RT11, RSX, etc... support. I think that it would be better to create external utilities that would convert the onject format to a

[Simh] Windows8

I want to get simh (vax vms) running on a Windows8 machine. I don't have much experience with Windows8. I have simh installed, everything configured, and it will boot to a user login prompt. However, there are a lot of problems. 1. Terminal is awful. No VT emulation at all. I set up the Dz to

Re: [Simh] EXT :Re: Questions regarding future simulator development

Instead of supplying an entire command/response process, you could just grab characters sent to the port, anf then push the line through the simh command processer whenever a return was seen. The time required to process a command should be minimal so the emulation shouldnt slow down that much,

Re: [Simh] Disk Errors

patrick renouvel wrote: God morning, After migration from physical machine to SimH we have a lot of errors on a disk: $ analyze/disk/norepair SVLPPCD5: Analyze/Disk_Structure for _$1$DUB0: started on 16-FEB-2010 08:20:23..54 ... I did copy this disk on a scratch one, did a ana/repair