Date: Mon, 11 Aug 1997 22:07:28 -0600 From: Steve Passe <smp@csn.net> To: Alex <garbanzo@hooked.net> Cc: "John W. DeBoskey" <jwd@unx.sas.com>, freebsd-current@FreeBSD.ORG Subject: Re: Number of pci busses probed at boot time Message-ID: <199708120407.WAA17341@Ilsa.StevesCafe.com> In-Reply-To: Your message of "Mon, 11 Aug 1997 14:03:44 PDT." <Pine.BSF.3.96.970811135743.405A-100000@zippy.dyn.ml.org>
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Hi, > > When I boot my system, the pci init code scans 255 pci busses > > looking for devices (which are found on bus 0 & 1). So, I thought > > I might reduce the number of pci busses probed... > > I'm assuming that you're using an SMP machine, however even if you're not > this will probably apply to you. Since you obviously have the kernel > sources, check out the file that should be in > /usr/src/sys/i386/conf/SMP.GENERIC. This has an option "NBUS" and a value > following it. This sets the number of busses that the kernel will probe > for afaik. actually, no... NBUS merely reserves slots in a table for building mptable entries for an SMP kernel. It has nothing to do with any sort of bus probe. -- Steve Passe | powered by smp@csn.net | Symmetric MultiProcessor FreeBSD
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