From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 10 May 2001 07:55:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 10 May 2001 07:55:39 -0400 Received: from www.topmail.de ([212.255.16.226]:32765 "HELO www.topmail.de") by vger.kernel.org with SMTP id ; Thu, 10 May 2001 07:55:32 -0400 Message-ID: <00a501c0d948$1c6b4a40$de00a8c0@homeip.net> From: "mirabilos" To: "Albert D. Cahalan" , "Jeff Garzik" Cc: "Pavel Roskin" , "Pete Zaitcev" , In-Reply-To: <200105100253.f4A2rsK305959@saturn.cs.uml.edu> Subject: Re: Patch to make ymfpci legacy address 16 bits Date: Thu, 10 May 2001 11:54:48 -0000 Organization: eccesys.net Linux development MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2462.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2462.0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > When you write "the kernel", do you mean the driver or generic > code? I hope you mean the driver, because I have this: > > 1. the device looks normal at power on > 2. the driver pokes a device-specific config register > 3. the config space header changes from type 0 to type 1 > > (The class code does NOT indicate PCI-to-PCI bridge. > You could say this is like CardBus but much weirder) > > If the kernel saves type 1 header data, cuts power using > motherboard features, restores power, and then tries to > restore type 1 header data into a type 0 header... the > system will be well and truly screwed IMHO. This reminds me of being unable to use my sound card under Windoze after stand-by, suspend etc. (NB Win2k hibernate worked, suspend I had disabled then). Seems as not only linux has this kind of problems... I don't remember _which_ card it was but I am quite sure it was an old OPTi MAD16 Pro. -mirabilos -- EA F0 FF 00 F0 #$@%CARRIER LOST