Date: Tue, 10 Jun 1997 22:47:04 -0700 From: David Greenman <dg@root.com> To: Bob Willcox <bob@luke.pmr.com> Cc: freebsd-smp@FreeBSD.ORG Subject: Re: What 100mbps ethernet card(s) to use w/SMP? Message-ID: <199706110547.WAA06165@implode.root.com> In-Reply-To: Your message of "Tue, 10 Jun 1997 22:30:15 CDT." <19970610223015.14169@luke.pmr.com>
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>I am having a difficult time coming up with an ethernet card that >will work on my smp system. The closest I've gotten so far is with >an Intel EtherExpress Pro/100B, which only works with UP kernels. >With an SMP kernel I get persistent timeouts. The SMC 9332BDT >gives similar results on an SMP kernel, but fails differently on >a UP kernel. (Following probe at boot, all lights -- including >the link integrity indicator -- go off and stay off. The card is >completely dead.) > >The two 3Com cards I tried (3C905 and 3C595) both seemed to be >working but pings to local (same 100mbps LAN) systems took almost >1 second and an rcp of a smallish file never completed (I killed >it after 10 minutes). For both of these cards a boot-time message >printed warning to turn off auto select with the cards DOS utility. >Unfortunately, I was unable to get the utility that came with the >card to run (the system in question does not have DOS installed on >it and the utilities didn't seem to want to run from diskette :-() Interrupts simply aren't working correctly on your machine. It's not a problem with the cards you're plugging in, it's a problem with interrupt (perhaps APIC) configuration. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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