Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423315AbWJSLiQ (ORCPT ); Thu, 19 Oct 2006 07:38:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423316AbWJSLiP (ORCPT ); Thu, 19 Oct 2006 07:38:15 -0400 Received: from mail9.hitachi.co.jp ([133.145.228.44]:31416 "EHLO mail9.hitachi.co.jp") by vger.kernel.org with ESMTP id S1423315AbWJSLiO (ORCPT ); Thu, 19 Oct 2006 07:38:14 -0400 Message-Type: Multiple Part MIME-Version: 1.0 Message-ID: Content-Type: text/plain; charset="us-ascii" To: "Alan Cox" From: Cc: "David Miller" , , , , Date: Thu, 19 Oct 2006 20:38:09 +0900 References: <20061018.233102.74754142.davem@davemloft.net> <20061019.013732.30184567.davem@davemloft.net> <1161256834.17335.17.camel@localhost.localdomain> Importance: normal Subject: Re: pci_fixup_video change blows up on sparc64 X400-Content-Identifier: X4537639A00000M X400-MTS-Identifier: [/C=JP/ADMD=HITNET/PRMD=HITACHI/;gmml160610192038028QX] Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1015 Lines: 23 >> It's impossible that multiple VGA cards, which have not the expansion >> ROM, exist in a system regardless of multiple PCI domain system. > >Strange. I've worked on several machines where it could. > >The 0xC0000 is a physical address only as far as the bridge is concerned >(if the bridge even implements it - not all do). The PCI bus or busses >may not even be the root busses of the system. On such systems you can >happily have multiple PCI root bridges each in their own address space >and each with their own idea of where 0xC0000 maps if anywhere. I am sorry. I mean, for example, if there are two PCI VGA cards and there is the difference between VGA controllers, only one VGA BIOS at 0xC0000 can't handle two PCI VGA cards. My mention was bad. I'm sorry. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/