From owner-freebsd-arm@FreeBSD.ORG Fri Jan 23 09:17:38 2009 Return-Path: Delivered-To: freebsd-arm@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B6D1C1065694 for ; Fri, 23 Jan 2009 09:17:38 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from cmail.optima.ua (cmail.optima.ua [195.248.191.121]) by mx1.freebsd.org (Postfix) with ESMTP id 3850E8FC13 for ; Fri, 23 Jan 2009 09:17:38 +0000 (UTC) (envelope-from mav@FreeBSD.org) X-Spam-Flag: SKIP X-Spam-Yversion: Spamooborona-2.1.0 Received: from [77.52.72.118] (account mavbsd@alkar.net HELO localhost) by cmail.optima.ua (CommuniGate Pro SMTP 5.2.9) with ESMTPSA id 232357808; Fri, 23 Jan 2009 11:17:35 +0200 Sender: mav@FreeBSD.org From: "Alexander Motin" To: "M. Warner Losh" , ticso@cicely.de, ticso@cicely7.cicely.de MIME-Version: 1.0 Content-Type: text/plain; charset=koi8-r Message-ID: <200901231117070000@1426712698> X-Mailer: FlexMail 4 Date: Fri, 23 Jan 2009 11:17:06 +0200 Content-Transfer-Encoding: 8bit Cc: freebsd-arm@freebsd.org Subject: Re: Mount root from SD card? X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Jan 2009 09:17:39 -0000 > Right now I'm only getting ~900kB/s (890-919) and we can do much > better, no? I have started from alike values with sdmmc driver, but with multiblock transfers and 4 bits bus I have reached top possible for my controller 15Mbytes/s. Multiblock transfers are very important to reduce number of interrupts. -- Alexander Motin