From owner-freebsd-current Tue Aug 31 12:22:25 1999 Delivered-To: freebsd-current@freebsd.org Received: from khavrinen.lcs.mit.edu (khavrinen.lcs.mit.edu [18.24.4.193]) by hub.freebsd.org (Postfix) with ESMTP id F01AC1511A for ; Tue, 31 Aug 1999 12:22:19 -0700 (PDT) (envelope-from wollman@khavrinen.lcs.mit.edu) Received: (from wollman@localhost) by khavrinen.lcs.mit.edu (8.9.1/8.9.1) id PAA29315; Tue, 31 Aug 1999 15:21:22 -0400 (EDT) (envelope-from wollman) Date: Tue, 31 Aug 1999 15:21:22 -0400 (EDT) From: Garrett Wollman Message-Id: <199908311921.PAA29315@khavrinen.lcs.mit.edu> To: Matthew Dillon Cc: Kevin Street , Soren Schmidt , current@FreeBSD.ORG Subject: Re: HEADS UP! ATA driver (atapi DMA).. In-Reply-To: <199908311917.MAA26255@apollo.backplane.com> References: <199908311213.OAA80049@freebsd.dk> <87btbnetgc.fsf@mired.eh.local> <199908311759.KAA25628@apollo.backplane.com> <87906repae.fsf@mired.eh.local> <199908311917.MAA26255@apollo.backplane.com> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG < said: > All modern CDRom units have vibration sensors (actually I think they > just use the error rate from the head) and will adjust the rotational > speed based on that as well as on the rate the data is being requested > at. So it will depend on the physical CD as well as other matters. Unless you have one of those cool Plextor CAV units... -GAWollman -- Garrett A. Wollman | O Siem / We are all family / O Siem / We're all the same wollman@lcs.mit.edu | O Siem / The fires of freedom Opinions not those of| Dance in the burning flame MIT, LCS, CRS, or NSA| - Susan Aglukark and Chad Irschick To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message