Date: Wed, 21 Sep 2005 16:40:36 -0400 From: John Baldwin <jhb@FreeBSD.org> To: freebsd-current@freebsd.org Cc: current@freebsd.org, "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au> Subject: Re: Broken MP table detected ... Message-ID: <200509211640.38493.jhb@FreeBSD.org> In-Reply-To: <432F5E10.7080406@samsco.org> References: <20050920004358.GA76462@squash.dsto.defence.gov.au> <432F5E10.7080406@samsco.org>
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On Monday 19 September 2005 08:55 pm, Scott Long wrote: > Wilkinson, Alex wrote: > > Can anyone tell me what the following means, and how to fix it: > > > > APIC_IO: Testing 8254 interrupt delivery > > APIC_IO: Broken MP table detected: 8254 is not connected to IOAPIC #0 > > intpin 2 APIC_IO: routing 8254 via 8259 and IOAPIC #0 intpin 0 > > > > - aW > > It means that you need to use 6.0 instead of 5.x =-) It represents the > old way that we connected the timecounters, which apparently isn't well > supported with newer amd64 boards. 6.0 solves this problem by using a > better supported mechanism. Actually, this is a 4.x method and it basically means that it has fallen back to mixed mode for IRQ0. 6.0 certainly does this better. 5.x just uses mixed mode by default. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
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