Find out what your friend had the device type set to for this disk image
and set it to the same value in your vax.ini file. I once had trouble
trying to boot the emulator off of a disk image that was copied from
another system. I hadn't set the device type. After I did it booted
with no problem.<br><br><div class="gmail_quote">On Sun, Jul 24, 2011 at 12:54 AM, Dan Gahlinger <span dir="ltr"><<a href="mailto:dgahling@hotmail.com">dgahling@hotmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><div dir="ltr">
I don't know what platform the DSK file was created on,<br>but I can read it with ods2 on linux, and it does at least partially boot.<br><br>I have not gotten anything to boot with vax780 on my linux.<br>simh was built on this same machine.<br>
I will mention the vax emulator runs fine, thats the 3900 emulator I believe.<br>but vax780 not.<br>the DSK file will not work on the vax emulator as it's a vax780 image,<br>I get an error about "incorrect processor" it doesnt even display the version banner,<br>
the fact the vax780 displays the banner at least suggests its reading the DSK properly.<br><br>is there a way to debug the fatal error?<br><br>again, I know its a valid vms image in that DSK because ODS2 reads it properly.<br>
or at least that suggests its proper.<br><br>I've rebuilt SIMH in several different directory trees on this machine, and get the same results.<br>as for bootup, mostly I use the standard commands as some of the vax.ini don't work.<br>
heres the INI I've been using for vax780 startup, though I normally type these in manually<br>and don't use the iso attach any longer.<br><br>I went through a lot of trial and error to get things working this far,<br>
using the backup commands from the ISO boot.<br>vms5.2 is the oldest I have, and 6.0 is the oldest workable ISO I have for this<br><br>load -r /usr/local/vms42/ka655x.bin<br>;<br>; Attach non-volatile RAM to a file<br>attach nvr /usr/local/vms42/nvram.bin<br>
;<br>; This virtual machine has 64M memory<br>set cpu 128m<br>;<br>; Define disk drive types. RA92 is largest-supported VAX drive.<br>set rq0 cdrom<br>set rq1 ra92<br>set rq2 ra92<br>set rq3 ra92<br>;<br>; Attach defined drives to local files<br>
attach rq1 /usr/local/vms42/vms42a.dsk<br>attach rq2 /usr/local/vms42/vms42b.dsk<br>attach rq3 /usr/local/vms42/vms42c.dsk<br>;<br>; Attach the CD-ROM to its file (read-only)<br>attach -r ts0 /usr/local/vms42/vms42.tap<br>
attach -r rq0 /usr/local/vms42/vms6_0.iso<br><font color="#888888"><br>Dan.</font><div class="im"><br><div> <br>> Hello!<br>> This is a long shot, but here goes, what, ah, platform was the<br>> original DSK file created on? That is what is their copy of SIMH for<br>
> the Vax running on?<br>> <br>> Next why not provide for us a copy of the methods used to initialize<br>> the emulator. From that we may be able to advise you further.<br>> <br>> And this is extremely important, did you build your own copy of SIMH<br>
> for this release of SUSE? Or was it built originally on a different<br>> platform?<br>> <br>> Oh and does the program run anything else properly? Other releases of<br>> what the DSK blob you're trying to boot here, contains. It could be<br>
> our old friend VMS, or BSD or something we've not heard of before on<br>> that DSK and so forth.<br>> -----<br>> Gregg C Levine <a href="mailto:gregg.drwho8@gmail.com" target="_blank">gregg.drwho8@gmail.com</a><br>
> "This signature fought the Time Wars, time and again."<br></div> </div></div></div>
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