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Article #3344Re: New RISC chip?
From: Bruce Henderson
Date: Wed, 11 Nov 1992 21:13
Date: Wed, 11 Nov 1992 21:13
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In article <1992Nov7.115521.3737@cubetech.com> andrew@cubetech.com writes: >>some new RISC chip: the IMS3250 which is supposed to run at 100 Mhz, 90 Mips, >>and be able to emulate both a 486@25Mhz and a 68040@30Mhz. Here's the >> >>Umm... this ISN'T the same chip going in the PowerPC/Pink thingy between >>Apple/IBM, right? I can see the 486 emulation, but for the 68040 >>emulation... wow... > Yeah, someone mentioned this to me at the last hAng meeting. Now, I'm > no processor architecture wiz, but it sounds like complete B.S. to me. > No. It is for real. I have specs and docs on that chip, I have had a hands on live demo of it running the Mac OS. It is for real. I wanted NeXT to talk to them, but they (NeXT) has there hands full at the moment. This chip can do all of this because it has loadable microcode. So you write microcode that emulates the 486 instruction set, or the SPARC instruction set... You name it. This thing is very nifty Bruce
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Newsgroups: comp.sys.next.misc Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!ames!agate!dog.ee.lbl.gov!news!nosc!pages!bruce From: bruce@pages.com(Bruce Henderson) Subject: Re: New RISC chip? Message-ID: <1992Nov11.211338.405@pages.com> Sender: bruce@pages.com Organization: Banzai Research Institute References: <1992Nov7.115521.3737@cubetech.com> Distribution: usa Date: Wed, 11 Nov 1992 21:13:38 GMT Lines: 21