Yes. The SIGP from one CPU causes an action on the target. Exactly what that action is depends on the "order". The "order" in this case, 0x14, is not defined in the PoPS, by design. It is proprietary to IBM.
On Thu, Oct 14, 2021, 03:20 Martin Packer <[email protected]> wrote: > > > As a matter of interest, what typically happens on the SIGP'ed to processor > when a SIGP is issued? I assume some kind of routine runs. > > Cheers, Martin > > Sent from my iPad > > > On 14 Oct 2021, at 03:24, Jim Mulder <[email protected]> wrote: > > > > It is assigned. > > It is used by z/OS. > > It is intentionally not described in Principles of Operation. > > So that is all we will publicly say about it. > > > > Jim Mulder z/OS Diagnosis, Design, Development, Test IBM Corp. > > Poughkeepsie NY > > > > "IBM Mainframe Discussion List" <[email protected]> wrote on > > 10/13/2021 02:57:42 PM: > > > >> From: "Joe Monk" <[email protected]> > >> To: [email protected] > >> Date: 10/13/2021 07:17 PM > >> Subject: Re: SIGP Orders > >> Sent by: "IBM Mainframe Discussion List" <[email protected]> > >> > >> Alan, > >> > >> It's being issued by z/os 2.4... I see it in the trace... > >> > >> Joe > >> > >>> On Wed, Oct 13, 2021 at 4:11 PM Alan Altmark <[email protected]> > >>> wrote: > >>> > >>> On Tue, 12 Oct 2021 07:09:23 -0500, Joe Monk <[email protected]> > > wrote: > >>>> Looking thru the z/arch POP, I noticed that SIGP order 14 is no > > longer > >>>> listed as unassigned, but its definition and functions are missing > > from > >>> the > >>>> POP. > >>>> > >>>> Can someone tell us what this order is for? > >>> > >>> I suspect that line is supposed to say "Unassigned" just like 0x0F and > >>> 0x10. Please submit a Reader's Comment Form to request clarification. > >>> > >>> Alan Altmark > >>> IBM > >>> > >>> ---------------------------------------------------------------------- > >>> 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 > > > > > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to [email protected] with the message: INFO > IBM-MAINUnless stated otherwise above: > IBM United Kingdom Limited - Registered in England and Wales with number > 741598. > Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU > > > ---------------------------------------------------------------------- > 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
