From owner-freebsd-questions@FreeBSD.ORG Fri May 30 10:25:23 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7831537B401 for ; Fri, 30 May 2003 10:25:23 -0700 (PDT) Received: from cfcl.com (cpe-24-221-172-174.ca.sprintbbd.net [24.221.172.174]) by mx1.FreeBSD.org (Postfix) with ESMTP id C573043F93 for ; Fri, 30 May 2003 10:25:22 -0700 (PDT) (envelope-from rdm@cfcl.com) Received: from [192.168.254.205] ([192.168.254.205]) by cfcl.com (8.12.6/8.11.1) with ESMTP id h4UHNAbq017495 for ; Fri, 30 May 2003 10:23:11 -0700 (PDT) (envelope-from rdm@cfcl.com) Mime-Version: 1.0 Message-Id: In-Reply-To: <200305301004.39445.kstewart@owt.com> References: <200305300729.41685.kstewart@owt.com> <200305301004.39445.kstewart@owt.com> X-Mailer: Eudora for Macintosh! Date: Fri, 30 May 2003 10:25:18 -0700 To: freebsd-questions@freebsd.org From: Rich Morin Content-Type: text/plain; charset="us-ascii" ; format="flowed" Subject: Re: Boot problem: "ata0: resetting devices" X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 May 2003 17:25:23 -0000 At 10:04 AM -0700 5/30/03, Kent Stewart wrote: >No, you didn't understand. The ATA cards appear like a scsi to the bios. >To boot from an add in ATA card, you have to choose scsi boot. I'll look into this. However, I haven't seen any way to request this in the SETUP screens. Anything I should look for? >You lose a lot of speed. My new ATA cards are all UDMA-133. Dma transfers are >always faster. PIO is set at something like 16MB/s. You only get so many >milliseconds of time for a each transfer block and dma is always faster. So, it's definitely worth pursuing. -r -- email: rdm@cfcl.com; phone: +1 650-873-7841 http://www.cfcl.com/rdm - my home page, resume, etc. http://www.cfcl.com/Meta - The FreeBSD Browser, Meta Project, etc. http://www.ptf.com/dossier - Prime Time Freeware's DOSSIER series http://www.ptf.com/tdc - Prime Time Freeware's Darwin Collection