From owner-freebsd-current Sat Sep 5 00:47:46 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id AAA27932 for freebsd-current-outgoing; Sat, 5 Sep 1998 00:47:46 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from smtp03.primenet.com (smtp03.primenet.com [206.165.6.133]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id AAA27923 for ; Sat, 5 Sep 1998 00:47:42 -0700 (PDT) (envelope-from tlambert@usr08.primenet.com) Received: (from daemon@localhost) by smtp03.primenet.com (8.8.8/8.8.8) id AAA18394; Sat, 5 Sep 1998 00:46:33 -0700 (MST) Received: from usr08.primenet.com(206.165.6.208) via SMTP by smtp03.primenet.com, id smtpd018379; Sat Sep 5 00:46:23 1998 Received: (from tlambert@localhost) by usr08.primenet.com (8.8.5/8.8.5) id AAA00692; Sat, 5 Sep 1998 00:46:21 -0700 (MST) From: Terry Lambert Message-Id: <199809050746.AAA00692@usr08.primenet.com> Subject: Re: bzero bandwidth computation To: phk@critter.freebsd.dk (Poul-Henning Kamp) Date: Sat, 5 Sep 1998 07:46:21 +0000 (GMT) Cc: mike@smith.net.au, freebsd-current@FreeBSD.ORG In-Reply-To: <4436.904925511@critter.freebsd.dk> from "Poul-Henning Kamp" at Sep 4, 98 06:11:51 pm X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > I agree, but we were more wrong before, we just wouldn't notice. > > I'm working on a scheme where we track the RTC without going to a > 1/128Hz granularity, but it is non-trivial. How would this work on a system without an RTC at all? I can see at least one place in the calibration that would break (from 0xff always equalling 0xff, instead of ticking forward to discern a second boundary). I am thinking about how hard it will be to provide some of these integrated services on other platforms... Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message