Date: Sat, 8 Nov 1997 16:29:50 -0600 (CST) From: Jim Bryant <jbryant@unix.tfs.net> To: jwlo@ms11.hinet.net (Doug Lo) Cc: freebsd-hackers@freebsd.org Subject: Re: Newest Pentium bug (fatal) Message-ID: <199711082229.QAA04722@argus.tfs.net> In-Reply-To: <3463E1A7.DFFE15EB@ms11.hinet.net> from Doug Lo at "Nov 8, 97 11:51:03 am"
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In reply: > Julian, > > I tried it. Also crashes. > > CPU: Pentium (132.96-MHz 586-class CPU) > Origin = "GenuineIntel" Id = 0x526 Stepping=6 > Features=0x1bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8> > > BTW, would anyone tell me what these arguments mean(0xf0, 0x0f, 0xc7, > 0xc8)? i'm not sure about the source and destination regs, but the asm should be correct.... 1111 0000 0000 1111 1100 0111 1100 1000 F 0 0 F C 7 C 8 LOCK CMPXCHG8B------------- ESI? ESP? jim -- All opinions expressed are mine, if you | "I will not be pushed, stamped, think otherwise, then go jump into turbid | briefed, debriefed, indexed, or radioactive waters and yell WAHOO !!! | numbered!" - #1, "The Prisoner" ------------------------------------------------------------------------------ Inet: jbryant@tfs.net AX.25: kc5vdj@wv0t.#neks.ks.usa.noam grid: EM28pw voice: KC5VDJ - 6 & 2 Meters AM/FM/SSB, 70cm FM. http://www.tfs.net/~jbryant ------------------------------------------------------------------------------ HF/6M/2M: IC-706-MkII, 2M: HTX-212, 2M: HTX-202, 70cm: HTX-404, Packet: KPC-3+
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