[Simh] TOPS-20 Source with KMC11 Driver Code?

Timothe Litt litt at ieee.org
Mon May 27 12:09:36 EDT 2013


simh says 'not attached'  You need to attach it at the simh prompt to a 
file of card images.

This communication may not represent my employer's views,
if any, on the matters discussed.

On 27-May-13 11:46, Jordi Guillaumes i Pons wrote:
> Al 27/05/13 16:57, En/na Timothe Litt ha escrit:
>> CDRIVE is trying to OPEN [sixbit/CDR000/] and fails, but doesn't 
>> bother to say why.
>>
>> Too bad that it doesn't use FILOP. instead.
>>
>> Anyhow, OPEN will fail if the device doesn't exist, is in use, or 
>> restricted.
>>
>> It clearly exists.   CDRIVE runs under [1,2], so restricted shouldn't 
>> be a problem.  (opr> unrestrict cdr0 shouldn't be necessary, but 
>> might tell us something).  systat b should tell us if it's in use by 
>> some other job.
>
>
> .r opr
>
> OPR>unrestrict cdr0
> OPR>
> 17:41:59        --Device CDR0: unrestricted--
> OPR>start reader 0
> OPR>
> 17:42:10        Reader 0  -- Already Started --
> OPR>shutdown reader 0
> OPR>
> 17:42:17        Reader 0  -- Shutdown --
> OPR>start reader 0
> OPR>
> 17:42:23        Reader 0  -- Startup Scheduled --
> OPR>
> 17:42:24        Reader 0  -- Not available right now --
> OPR>
> 17:42:28          -- CDRIVE logging out --
>                 All streams have been shutdown
> OPR>^Z
> .systat b
>
> No busy devices
>
>> How is it configured in simh - should be at 3,,777160, vector 230?
> bitxt1>>  show cr
> CR      address=3777160-3777167, vector=230, 1000 cards per minute
>         translation=029
>         not attached, CD11, auto EOF
>         unknown format
>
>
>>


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