Date: Wed, 7 Jul 1999 00:51:11 -0500 (CDT) From: David Scheidt <dscheidt@enteract.com> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: Cosmic 665 <the_hermit665@hotmail.com>, freebsd-smp@FreeBSD.ORG Subject: Re: "Kernel" SYSTEM HANGS and halts Message-ID: <Pine.NEB.3.96.990707004224.41250A-100000@shell-2.enteract.com> In-Reply-To: <199907070541.WAA88039@apollo.backplane.com>
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On Tue, 6 Jul 1999, Matthew Dillon wrote: > :CPU's: INtel 333Mhz x2 > :.. > :note: whenever I set my CPU_type for only "I586_cpu" I get a kernel panic. > :could someone plz tell my why?? Also, if I do get a kernel panic, how do I > :"switch Back" to the GENERIC kernel without a bootdisk?? In 3.2 I'm > :clueless?? At the third stage loader prompt (where it says something like autobooting in 9 seconds. Press Enter to boot immediately, any other key to interupt.) press any other key. You can then type "boot /kernel.GENERIC" to boot the kernel called /kernel.GENERIC. > > A pentium-II cpu uses a Pentium-PRO core, not a pentium core. In > otherwords, those are I686_cpu's you have, not 586's, so you should > specify both the I586_cpu and the I686_cpu options. Is there some reason that you can't just use I686_cpu? I do on my dual PII box, and it works... > > :# To make an SMP kernel, the next two are needed > :options SMP # Symmetric MultiProcessor Kernel > :options APIC_IO # Symmetric (APIC) I/O > :# Optionally these may need tweaked, (defaults shown): > :#options NCPU=2 # number of CPUs > :#options NBUS=4 # number of busses > :#options NAPIC=1 # number of IO APICs > :#options NINTR=24 # number of INTs > > Try specifying the NCPU option specifically. That's all I can think of > right offhand. Run mptable, and set your kernel to explicitly use what it returns. David Scheidt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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