From owner-freebsd-smp Sun Feb 1 04:24:24 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id EAA01785 for freebsd-smp-outgoing; Sun, 1 Feb 1998 04:24:24 -0800 (PST) (envelope-from owner-freebsd-smp@FreeBSD.ORG) Received: from alushta.NL.net (alushta.NL.net [193.78.240.22]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id EAA01779 for ; Sun, 1 Feb 1998 04:24:21 -0800 (PST) (envelope-from benst@terminus.stuyts.nl) Received: from stuyts by alushta.NL.net with UUCP id <9451-22629>; Sun, 1 Feb 1998 13:24:01 +0100 Received: from daneel.stuyts.nl (daneel.stuyts.nl [193.78.231.7]) by terminus.stuyts.nl (8.8.8/8.8.8) with ESMTP id NAA00450; Sun, 1 Feb 1998 13:17:28 +0100 (MET) (envelope-from benst) Received: (from benst@localhost) by daneel.stuyts.nl (8.8.5/8.8.5) id NAA25533; Sun, 1 Feb 1998 13:16:54 +0100 (MET) Message-Id: <199802011216.NAA25533@daneel.stuyts.nl> Content-Type: text/plain MIME-Version: 1.0 (NeXT Mail 3.3 v118.2) In-Reply-To: <199802010817.TAA03148@godzilla.zeta.org.au> X-Nextstep-Mailer: Mail 3.3 (Enhance 1.2) Received: by NeXT.Mailer (1.118.2) From: Ben Stuyts Date: Sun, 1 Feb 98 13:16:51 +0100 To: Bruce Evans Subject: Re: Trouble with high-speed sio cc: freebsd-smp@FreeBSD.ORG Reply-To: ben@stuyts.nl References: <199802010817.TAA03148@godzilla.zeta.org.au> Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org X-To-Unsubscribe: mail to majordomo@FreeBSD.org "unsubscribe freebsd-smp" On Sun, 1 Feb 1998, Bruce Evans wrote: > >sio2: 125 more interrupt-level buffer overflows (total 374) > > > >sio2 runs at 460 KBaud. (Kernel thinks 115 KB) > >sio3 is unused / not-connected. > > 460000 bps is not supported. There is only enough interrupt-level > buffering for 256000 bps at best. crtscts should reduce the flow > to at most about 192000 bps if it works. Thanks. I've halved the clock speed of the uart card to 230400, and I don't get the errors anymore. Ben