I don't think that emulating an x86 processor on a System z processor is the way to go.
If we need to integrate x86 functionality into a System z complex, why not permit the incorporation of x86 processors on what IBM used to call an "MCM", and permit signaling from a System z processor t John P. Baker -----Original Message----- From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of Tony Harminc Sent: Wednesday, July 08, 2009 6:51 PM To: IBM-MAIN@bama.ua.edu Subject: Re: Computerworld: London Stock Exchange to Abandon Windows 2009/7/8 McKown, John <jmck...@healthmarkets.com>: >> p.s. Shouldn't implementation of x86 and above be just a different set of millicode? >> >> Dave Gibney > > Such microcode would likely require a license from Intel and perhaps even AMD (IIRC, Intel has licensed some of AMD's x86-64 functionality). IBM used to make x86 chips ( http://www.flickr.com/photos/lrosa/2168717678/ ), so who knows - maybe they're already licensed... Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
