> On Feb 18, 2019, at 11:49 AM, Alan Perry via cctech <cct...@classiccmp.org>
> wrote:
>
>
> Is there some trick to making boot floppies for the RS/6000 7043-140 (a
> mid-90s PReP architecture machine)?
>
> I initially tried to install Solaris 2.5.1 on it and created the boot floppy
> by dd'ing the image using a SPARCstation (running NetBSD). I dd'ed the image
> over, dd'ed it back and verified the SPARCstation could read back what it had
> written to the floppy. The RS/6000 loads what is on the floppy, but hangs
> transferring control to what it loaded.
>
> The 7043-140 does not appear on the list of supported systems in the Solaris
> 2.5.1 release notes, so, even though 2.5.1 supports PReP and the 7043-140 is
> a PReP machine, maybe they aren't compatible, so I tried NetBSD. The 7043-140
> is listed as a supported system.
>
> The NetBSD boot floppy images are confusing to me. The files are too large to
> fit on a 1.44M floppy. I didn't see instructions on how to make boot floppies
> out of the .fs files one can download in the install instructions. I went
> ahead and tried to dd the part that fits onto a 1.44M floppy and try to boot
> that and of course that failed. I have e-mailed the NetBSD prep mailing list
> and no response from that.
>
> The system does boot the AIX install on one of its hard disks, but this is a
> recycled system and I don't have usernames/passwords for that install.
>
> Does anyone here have a suggestion on how to proceed?
>
> alan
>
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Alan,
does the machine also have a CD drive? I got a *lot* of help fast from
this list last year while resetting root and user passwords on one of those
machines by using the first CD of the AIX install set. I guess that won’t help
toward solaris but at least you could run AIX.
- Mark
