From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from majordomo by infradead.org with local (Exim 3.20 #2) id 14GTtT-0002Br-00 for mtd-list@infradead.org; Wed, 10 Jan 2001 22:38:59 +0000 Message-ID: <3A5CE4A7.AB29F73E@colubris.com> Date: Wed, 10 Jan 2001 17:39:35 -0500 From: =?iso-8859-1?Q?St=E9phane?= Laroche MIME-Version: 1.0 To: David Woodhouse CC: mtd@infradead.org Subject: Re: CFI problems with 32bit bus and 4 devices References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-mtd@infradead.org List-ID: David Woodhouse wrote: > So - are x16 devices in x8 mode _really_ compatible with x8 devices if you > shift the address lines over by one? Common sense would imply that's the > case. Bitter experience would imply that the manufacturers have > probably screwed it up in interesting ways. The only difference between the 2 modes are the CFI addresses (you have to multiply them by 2 in x8 mode). So you cannot cover that in the map driver, which doesn't know the difference between a CFI and a normal operation. -Stephane To unsubscribe, send "unsubscribe mtd" to majordomo@infradead.org