Best approach would be to have the SRB caller tell it what key to use. And if you get the S0C4, it means that the SRB was improperly called.
Much more logical to catch in an FRR rather than to play 'what if'. On Sun, 19 Feb 2017 10:18:18 -0500 Joseph Reichman <[email protected]> wrote: :>I'am accessing storage in a different address space :>Via an SRB and don't want to get a S0C4 I realize that in this case PSATOLD will be zero and I will be running in key zero but I was using TCBPKF as an example :> :>I'm not quite sure of the second operand usage :>Seems the same as the shift instructions :>If for instance I wanted to check out weather a TCB could access that storage would I move the 1 byte TCBPKF field to a double word and shift it to bits 56-59 ? :> :>Thanks for your help :> :> :> :>> On Feb 19, 2017, at 9:43 AM, Binyamin Dissen <[email protected]> wrote: :>> :>> You do realize, of course, without disablement and/or locks the storage :>> attributes can change after you check them? :>> :>> Why do you need to know? :>> :>> On Sat, 18 Feb 2017 19:34:29 -0500 Joe Reichman <[email protected]> wrote: :>> :>> :>Hi, :>> :> :>> :> :>> :> :>> :>If I would like to access say 20 bytes of core (to see if I have both fetch :>> :>and store capability) I would have to loop incrementing B1 checking against :>> :>TCBPKF (where TCB is pointing to PSATOLD) :>> :> :>> :> :>> :> :>> :> :>> :> :>> :> LA R0,20 :>> :> :>> :> LA R2,STORSCESS :>> :> :>> :> LOOP TPR0T 0(R2),TCBPKF :>> :> :>> :> BC 7,CANTACESS :>> :> :>> :> LA R2,1(,R2) :>> :> :>> :> BCT R0,LOOP :>> :> :>> :> :>> :> :>> :>Thanks :>> :> :>> :> :>> :> :>> :> :>> :>---------------------------------------------------------------------- :>> :>For IBM-MAIN subscribe / signoff / archive access instructions, :>> :>send email to [email protected] with the message: INFO IBM-MAIN :>> :>> -- :>> Binyamin Dissen <[email protected]> :>> http://www.dissensoftware.com :>> :>> Director, Dissen Software, Bar & Grill - Israel :>> :>> :>> Should you use the mailblocks package and expect a response from me, :>> you should preauthorize the dissensoftware.com domain. :>> :>> I very rarely bother responding to challenge/response systems, :>> especially those from irresponsible companies. :>> :>> ---------------------------------------------------------------------- :>> For IBM-MAIN subscribe / signoff / archive access instructions, :>> send email to [email protected] with the message: INFO IBM-MAIN :> :>---------------------------------------------------------------------- :>For IBM-MAIN subscribe / signoff / archive access instructions, :>send email to [email protected] with the message: INFO IBM-MAIN -- Binyamin Dissen <[email protected]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks package and expect a response from me, you should preauthorize the dissensoftware.com domain. I very rarely bother responding to challenge/response systems, especially those from irresponsible companies. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
