Re: Diag8 documentation

"'[email protected]' [email protected] [hercules-390]" <[email protected]> Tue, 28 Jan 2020 21:03:59 +0100
Newsgroups gmane.comp.emulators.hercules390.general
Message-ID <[email protected]>
It is possible to do this by diag 8, but there are some security issues.
There is another one mechanism for mounting tapes via the "Automount
Support". Virtual tape devices supporting special ccw codes x'4B' for
mounting/unmounting and x'E4' extended sense for querying the actual
state. It's documented in HerculesGeneralInfo.pdf at point 5.6.7 and as
program example TMOUNT both for MVS and VSE.
Best regards
Roman


Am 28.01.20 um 18:17 schrieb Michael Wegemer [email protected]
[hercules-390]:
>  
> I am new to this group but have used Hercules for some time. I am
> having difficulty finding any documentation for the DIAG8 interface
> which I understand can be used to send commands to the Hercules
> console. I am interested in this interface in order to trap WTOR tape
> mount messages and issue the appropriate devinit command to Hercules
> (at least for input tapes).
>
> Any help would be appreciated. Thanks
> 
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> Posted by: Michael Wegemer <[email protected]>
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