From owner-freebsd-current Wed Mar 4 20:44:22 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id UAA27351 for freebsd-current-outgoing; Wed, 4 Mar 1998 20:44:22 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id UAA27340 for ; Wed, 4 Mar 1998 20:44:16 -0800 (PST) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost [127.0.0.1]) by dingo.cdrom.com (8.8.8/8.8.5) with ESMTP id UAA24219 for ; Wed, 4 Mar 1998 20:42:24 -0800 (PST) Message-Id: <199803050442.UAA24219@dingo.cdrom.com> X-Mailer: exmh version 2.0zeta 7/24/97 To: current@FreeBSD.ORG Subject: Re: silo overflows (Was Re: 3.0-RELEASE?) In-reply-to: Your message of "Thu, 05 Mar 1998 14:37:03 +1000." <199803050437.OAA09160@troll.dtir.qld.gov.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 04 Mar 1998 20:42:21 -0800 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > >> I was wondering though if any PCI experts knew if a PCI video card could > >> starve the PCI-ISA bridge of cycles. Any experts out there? > > > >It's quite possible; it would depend on the PCI latency timer settings, > >but generally the latency provided for there is only of the order of a > >few microseconds. > > So, how would I print these latency timer settings from FreeBSD? Would I > just get a meaningless jumble of numbers anyway? ;-) You should be able to adjust the setting in the system BIOS setup. This is only likely to be an issue if the card does busmaster transfers to/from main memory. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message