CP/M archive to image 8" CP/M floppies

Dwight K. Elvey dwight.elvey at amd.com
Mon Sep 19 12:56:27 CDT 2005


Hi
 I tend to agree with Sellam. If one wants, it
is usually a trivial job to extract the file(s) of
interest from an image. It is impossible to guess
what piece might be missing from a pile of files.
 I don't think space is an issue any more.
Dwight

>From: "Vintage Computer Festival" <vcf at siconic.com>
>
>On Sat, 17 Sep 2005, Barry Watzman wrote:
>
>> While images are nice, for CP/M there is another alternative that may be
>> more widely useful and easier, although it's less historically accurate.
>> That is just to copy the files over to MS-DOS disks, where they can then
>> exist in folders on a modern hard drive or be put on CDs or DVDs.  I can
>> really see no advantage to a strict "image", as long as one has the files.
>>
>> The issue that this leaves out is the system tracks, but that is easily
>> dealt with:  Runs "SYSGEN", exit, and then do a "SAVE 34 SYSTEM.COM" and you
>> have the system tracks as a disk file in a format that is easily restored
>> simply using SYSGEN.
>>
>> This method also has some actual advantages, in terms of being able to
>> actually use the software with a CP/M emulator on a PC.
>>
>> Since I'm not aware of any CP/M programs that did copy protection or any
>> other type of manipulation that would require an exact disk image, I don't
>> really see the drawback of this approach.
>
>The one main drawback is that this is not an accurate or appropriate way
>to create an image for historical preservation.  For this reason I
>recommened against what you describe.
>
>-- 
>
>Sellam Ismail                                        Vintage Computer Festival
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