Date: Wed, 04 Mar 1998 20:42:21 -0800 From: Mike Smith <mike@smith.net.au> To: current@FreeBSD.ORG Subject: Re: silo overflows (Was Re: 3.0-RELEASE?) Message-ID: <199803050442.UAA24219@dingo.cdrom.com> In-Reply-To: Your message of "Thu, 05 Mar 1998 14:37:03 %2B1000." <199803050437.OAA09160@troll.dtir.qld.gov.au>
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> >> 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
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