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Date: Fri, 22 Apr 2011 19:26:03 -0700 From: "H. Peter Anvin" <hpa@...or.com> To: Yuhong Bao <yuhongbao_386@...mail.com> CC: chris@...muel.org, alan@...rguk.ukuu.org.uk, tglx@...utronix.de, mingo@...hat.com, x86@...nel.org, linux-kernel@...r.kernel.org Subject: Re: 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad Pentium Pro system On 04/22/2011 06:46 PM, Yuhong Bao wrote: > > If it was really BIOS-e801 and not BIOS-88 returning this, looks like this is probably a kernel bug in the parsing of the results. >>> This would be easy to diagnose with DOS DEBUG with no himem.sys >>> loaded. >> >> Would be happy to try with some instructions if it would help. > Enter these instructions using the A command and execute with the T command: > mov AX, E801 > INT 15 > INT 3 > And provide the results of the AX, BX, CX, and DX registers after the INT 15h. > Executing these from DOS DEBUG won't give you real results, because DOS intercepts this call. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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