From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dell-paw-3.cambridge.redhat.com ([195.224.55.237] helo=passion.cambridge.redhat.com) by pentafluge.infradead.org with esmtp (Exim 3.22 #1 (Red Hat Linux)) id 16qI7z-0001zZ-00 for ; Wed, 27 Mar 2002 18:26:31 +0000 From: David Woodhouse In-Reply-To: <200203271816.g2RIGSB30367@thomas.tec.autronix.de> References: <200203271816.g2RIGSB30367@thomas.tec.autronix.de> <541025071C7AC24C84E9F82296BB9B950804C4@OPTEX1.optex.local> To: gleixner@autronix.de Cc: "John Hall" , linux-mtd@lists.infradead.org Subject: Re: JFFS2 NAND flash support Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 27 Mar 2002 18:26:24 +0000 Message-ID: <11317.1017253584@redhat.com> Sender: linux-mtd-admin@lists.infradead.org Errors-To: linux-mtd-admin@lists.infradead.org List-Help: List-Post: List-Subscribe: , List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: gleixner@autronix.de said: > There's no better to ensure, that erase read and write can coexist at > the moment. But you're invited to hack a better solution :) > I this a new card type ? All chips and card types I know, have maximum > block erase times of 20ms. Disabling bottom halves for 20ms isn't acceptable. The NOR chip drivers get this right - or at least attempt to. -- dwmw2