Date: Sat, 31 Jan 1998 12:49:11 -0700 From: Steve Passe <smp@csn.net> To: Tony Johnson <gjohnson@staff.communique.net> Cc: freebsd-smp@FreeBSD.ORG Subject: Re: SMP problems Message-ID: <199801311949.MAA12557@Ilsa.StevesCafe.com> In-Reply-To: Your message of "Sat, 31 Jan 1998 11:29:15 CST." <A03CD00C69B1D01195AB00A024ECEB1661F98A@kaori.communique.net>
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Hi, > I have experimented with my equipment and FreeBSD 3.0.971225. I have a > tyan titan pro atx motherboard with 2 dual ppro 180's. If I take > kernel.generic and put these options in and compile/install... > > > options SMP > options APIC_IO > options NCPU=2 > options NBUS=4 > options NAPIC=1 > options NINTR=15 > options SMP_INVLTLB nuke everything but: > options SMP > options APIC_IO > > Freebsd will launch the seconf processor and then time out. The OS will > no longer be able to access either my scsi drive of my aha-3940. BTW > FreeBSD is installed on the second channel of this card. I know NT > doesn't see the second channel for some reason , but glad FreeBSD does. the 3940 is a bridged pci card and doesn't work with most MP tables (the BIOS writers usually blow this one). See: http://www.freebsd.org/~fsmp/SMP/pcibridge.html -- Steve Passe | powered by smp@csn.net | Symmetric MultiProcessor FreeBSD
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