Re: CP/M - 90-Day trial at Caldera

[louiss@gate.net (Louis Schulman)]

In <1dqhe3z.qz8futs28p7sN@dempson.actrix.gen.nz>, dempson@actrix.gen.nz (David Empson) writes:
>Willie Yeo <yeo@pigeon.qut.edu.au> wrote:
>
>>       I remember vaguely about someone started the CP/M thread a long
>> time ago, ...

>Digital Research was the company that wrote and sold CP/M.  DR-DOS was
>their foray into the PC market (after CP/M-86 never got anywhere).  I
>know that Caldera ended up with ownership of DR-DOS, so I assume CP/M
>came along for the ride.

True.
>
>A 90-day trail of CP/M on what platform, I wonder?  There are dozens if
>not hundreds of platforms that can run CP/M, each of which requires
>their own build of the operating system (BIOS in particular), possibly
>on a unique disk format.

Also true.  What Caldera is offering for download is primarily for developers
and programmers.  It isn't for any particular platform.
>
>The standard distribution format for CP/M at least up to 2.2 was a
>single density 8 inch disk, but I think the hardware vendor had to
>provide the tools for creating a system disk with their BIOS.  Digital
>Research just provided the BDOS, command processor and tools.

Still true.  However, the disks for any particular CP/M system are generally
available from the maintainer of the CP/M system archive.  Just post to
comp.os.cpm and ask.

Louis