[Simh] DEC floppy disk interleave questions
Hans-Ulrich Hölscher
hoelscher-kirchbrak at freenet.de
Thu Jul 16 12:15:33 EDT 2015
>
> > if you want to image your disks and floppies for use with simh,
> > there's an easy way to do it. All you need is a (Micro-)VAX
> > having the appropriate drive(s) running VMS.
> > MOUNT/FOREIGN
> > COPY/LOG yourimagename.img
> > DISMOUNT
> > Don't worry about the error message at the end of the COPY
> process
> > - that's normal, just that copy discovers the end of media.
> > You get an image containing all the blocks of your device in
> > logical order - VMS will take care of the device details.
>
> That sounds like the really easy way to do it. Does it copy
> track 0 of RX01/02 floppies?
Every bit that is readable normally from VMS, hiding only strange sector orders and bad block information.
Images from bootable devices are bootable within simh (as long as there's a suitable bootable simh device)
>
> I finally got a MicroVAX 3300 up and running again. Most of
> my RF3x drives seem to have died while in storage. Now I have
> to see if any of the RX02 drives will still work.
So are my RF3xs :-((
My DSSI-VAXen run on HSD coupled RZ disks in BA350 boxes now.
>
> > Will you make your images available?
>
> Absolutely! I'm still working on the 9-track tapes, after a
> several-week pause due to my Alpha XP1000 dying and me taking
> time out for a couple of all-weekend endurance races (24 Hours
> of LeMons -- the fruit, not the town in France).
>
> I plan to put all my DEC media images on CDs so I can easily
> make copies. Each tape/floppy image will be accompanied by a
> text file with the label and other information, and a .JPG photo
> of the media and label. I've done about 300 tapes so far, of
> which 82 are DEC. I have another 300 or so to do. I should
> be done in a couple of months.
>
I'm very keen on your software pool, many thanks for preserving it!
As you probably know I'm mainly after old VMS software (everything pre VMS V5)
Regards
Ulli
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