Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751528AbWIZPsP (ORCPT ); Tue, 26 Sep 2006 11:48:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751547AbWIZPsP (ORCPT ); Tue, 26 Sep 2006 11:48:15 -0400 Received: from mga03.intel.com ([143.182.124.21]:29604 "EHLO mga03.intel.com") by vger.kernel.org with ESMTP id S1751528AbWIZPsN (ORCPT ); Tue, 26 Sep 2006 11:48:13 -0400 X-ExtLoop1: 1 X-IronPort-AV: i="4.09,221,1157353200"; d="scan'208"; a="123180012:sNHT52280865" From: Jesse Barnes To: Bjorn Helgaas Subject: Re: [PATCH 2.6.18] IA64: Add pci_fixup_video into IA64 kernel for embedded VGA Date: Tue, 26 Sep 2006 08:48:53 -0700 User-Agent: KMail/1.9.4 Cc: eiichiro.oiwa.nm@hitachi.com, akpm@osdl.org, tony.luck@intel.com, greg@kroah.com, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org References: <200609260909.12876.bjorn.helgaas@hp.com> In-Reply-To: <200609260909.12876.bjorn.helgaas@hp.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200609260848.53556.jesse.barnes@intel.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1410 Lines: 27 On Tuesday, September 26, 2006 8:09 am, Bjorn Helgaas wrote: > On Tuesday 26 September 2006 01:42, eiichiro.oiwa.nm@hitachi.com wrote: > > To be compatible with Xorg's handling of PCI, we need pci_fixup_video > > on IA64 platform like x86 platform. There are also machines, which > > have VGA embedded into main board, among IA64 platform. Embedded VGA > > generally don't have PCI ROM, and there are VGA ROM image in System > > BIOS. Therefore, these machines need pci_fixup_video for the sysfs > > rom. pci_fixup_video already exists in x86 Linux kernel. However since > > this function doesn't exist in IA64 kernel, we could not run X server > > on IA64 box has embedded-VGA. > > > > I tested pci_fixup_video on IA64 box has embedded-VGA. I confirmed we > > can read VGA BIOS from the sysfs rom regardless of embedded-VGA. > > What other architectures will need this? There's nothing ia64-specific > in the patch below. Can it be put somewhere more generic? It could go into drivers/pci, but setting the flag implies that the ROM is at 0xc0000, so it does have some arch dependencies (though at least x86, x86_64 and ia64 have machines that do this). Jesse - 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/