IBM Mainframe Discussion List <[email protected]> wrote on 07/23/2008 01:58:31 AM:
> Jim, is it safe to assume SCCBSAIX is always valid ???. Has agreed with > SCCBSAI on the couple of systems I looked at. > > Maybe Mark Z could add a couple of lines to IPLINFO (if not already there; > been a while since I pulled a new version). > > Shane ... > > > However, if you use SYS1.MACLIB(IHASCCB) to > > map the area pointed to by CVTSCPIN (CVT+340), then > > SCCBSAI (or if it is zero, use SCCBSAIX) allows you to compute > > the increment size. I checked on the z800 that we use for most of our system test dump reading, and SCCBSAIX is set, so it is probably the case that all IBM z/Architecture processors set SCCBSAIX. However, I prefer to stick with the architecturally correct algorithm. Jim Mulder z/OS System Test IBM Corp. Poughkeepsie, NY ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
