From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <6882914d698315da373fac095d3411ee@caldo.demon.co.uk> To: 9fans@cse.psu.edu Subject: Re: [9fans] /sys/src/^(9 boot)^/pc/memory.c From: Charles Forsyth MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="upas-qxlvgdcyjtaanhubjsyexzxzir" Date: Tue, 17 Sep 2002 08:57:27 +0100 Topicbox-Message-UUID: ecdd5eb8-eaca-11e9-9e20-41e7f4b1d025 This is a multi-part message in MIME format. --upas-qxlvgdcyjtaanhubjsyexzxzir Content-Disposition: inline Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit i know it's needed on earlier thinkpads, at least, to allow pcmcia cards to work. i remember a frustrating attempt to get a modem card going on the butterfly thinkpad that was resolved by a similar change (once i'd finally noticed that a Linux pcmcia configuration file handled the thinkpad specially and started its equivalent scan at 0xD0000, presumably because the thinkpad has got something else there). --upas-qxlvgdcyjtaanhubjsyexzxzir Content-Type: message/rfc822 Content-Disposition: inline Return-Path: <9fans-admin@cse.psu.edu> Received: from punt-2.mail.demon.net by mailstore for forsyth@caldo.demon.co.uk id 1032236439:20:00795:5; Tue, 17 Sep 2002 04:20:39 GMT Received: from psuvax1.cse.psu.edu ([130.203.4.6]) by punt-2.mail.demon.net id aa2101749; 17 Sep 2002 4:20 GMT Received: from psuvax1.cse.psu.edu (psuvax1.cse.psu.edu [130.203.23.6]) by mail.cse.psu.edu (CSE Mail Server) with ESMTP id 300EF19A3E; Tue, 17 Sep 2002 00:20:11 -0400 (EDT) Delivered-To: 9fans@cse.psu.edu Received: from mx2.net.titech.ac.jp (mx2.net.titech.ac.jp [131.112.125.31]) by mail.cse.psu.edu (CSE Mail Server) with SMTP id ECA81199DD for <9fans@cse.psu.edu>; Tue, 17 Sep 2002 00:19:17 -0400 (EDT) Received: (qmail 11809 invoked from network); 17 Sep 2002 04:29:30 -0000 Received: from unknown (HELO vc2.net.titech.ac.jp) (131.112.125.36) by 0 with SMTP; 17 Sep 2002 04:29:30 -0000 Received: from unknown (HELO o.cc.titech.ac.jp) (127.0.0.1) by localhost with SMTP; 17 Sep 2002 04:26:36 -0000 Received: from p9t by mail-o.cc.titech.ac.jp (8.11.3/1.1.10.5/20Feb97-0455PM) id g8H4Ikv240064; Tue, 17 Sep 2002 13:18:46 +0900 (JST) Message-Id: <200209170418.g8H4Ikv240064@mail-o.cc.titech.ac.jp> To: 9fans@cse.psu.edu Subject: Re: [9fans] /sys/src/^(9 boot)^/pc/memory.c From: YAMANASHI Takeshi MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Sender: 9fans-admin@cse.psu.edu Errors-To: 9fans-admin@cse.psu.edu X-BeenThere: 9fans@cse.psu.edu X-Mailman-Version: 2.0.11 Precedence: bulk Reply-To: 9fans@cse.psu.edu List-Id: Fans of the OS Plan 9 from Bell Labs <9fans.cse.psu.edu> List-Archive: Date: Tue, 17 Sep 2002 13:19:15 0900 Just allow me to describe my case... > > p = KADDR(0xD0000); /*RSC: changed from 0xC0000 */ : > Sadly I don't remember why I changed that. > It was a long time ago. I think umbscan is just > flawed at the moment umbscan thought that the starting umb address is 0xCA000. But reading the cis mapped at the address ever returned 0xFF. The change fixed the cis reading problem and 3C562 started to work. Thanks. -- --upas-qxlvgdcyjtaanhubjsyexzxzir--