Date: Fri, 25 Oct 1996 13:29:02 -0700 From: David Greenman <dg@root.com> To: Steve Passe <smp@csn.net> Cc: hackers@freefall.freebsd.org Subject: Re: ed0 timeouts Message-ID: <199610252029.NAA08813@root.com> In-Reply-To: Your message of "Fri, 25 Oct 1996 14:15:36 MDT." <199610252015.OAA16884@clem.systemsix.com>
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>Hi, > >I currently am writing code for the FreeBSD SMP kernel that will allow >us to use symmetric IO handling with all CPUs. This basically >involves changing the kernel to use a device called the "IO APIC" >in place of the 8259s. I now have code that does this, with all INT >devices working properly EXCEPT for my ed NIC card. I have tried different >slots and different cards, but I continue to get: > >[ date/time ] /kernel: ed0: device timeout > >I am occasionally loosing the INTs expected to be generated by ed_xmit(). >The ed_watchdog() routine usually recovers gracefully (network actually locked >twice since running this code: approx 2/3 weeks). Could someone explain >why the ed0 cards might loose this INT? Any clues/insight appreciated! > >(please cc: me directly) Not much I can say about this...there isn't anything special I can think of about the 'ed' cards that would cause them to lose interrupts. What type of card do you have? -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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