RT11 Disk Partitioning and RQZX1 SCSI controller

Douglas Taylor dj.taylor4 at comcast.net
Sun Oct 22 12:10:44 CDT 2017


On 10/20/2017 6:46 AM, Camiel Vanderhoeven via cctalk wrote:
> On 10/19/17, 6:22 PM, "cctalk on behalf of Douglas Taylor via cctalk"
> <cctalk-bounces at classiccmp.org on behalf of cctalk at classiccmp.org> wrote:
>
>> Is there a potential problem here?
>>
>> I have an 11/53 microPDP11 with a RQZX1 controller connected to a single
>> DEC DSP3043 drive (535MB) and a single RX33 floppy.
>>
>> The autoconfigure setup in the RQZX1 puts the hard disk at DU0 and the
>> Floppy as DU1.  OK.  I boot RT11 from the disk, V5.7. Works fine.
>>
>> I would like to use some of the extra space on the disk by setting up
>> RT11 disk partitions.
>>
>> However, one of the partitions is DU1, but that is what the Floppy is
>> called.  How do I stay away from what seems like a conflict?
>>
>> Doug
> SET DU2: UNIT=0,PART=1
> SET DU3: UNIT=0,PART=2
> ...
>
> ** reboot **
>
> INIT DU2:
> INIT DU3:
> ...
>
>
Thanks, it did work. I'll just stay away from DU1:.  I forgot about the 
reboot required for these changes to take effect.



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