From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kenji Kaneshige Subject: Re: [PATCH] x86: Allow MMCONFIG above 4GB on x86_64 Date: Thu, 10 Jul 2008 16:28:25 +0900 Message-ID: <4875BA19.3060101@jp.fujitsu.com> References: <20080709204127.1458.5727.77728@attica.americas.sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Return-path: Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:41823 "EHLO fgwmail5.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751354AbYGJH3S (ORCPT ); Thu, 10 Jul 2008 03:29:18 -0400 In-Reply-To: <20080709204127.1458.5727.77728@attica.americas.sgi.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: John Keller Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, takayoshi.kochi@gmail.com John Keller wrote: > SGI UV will have MMCFG base addresses that are greater than 4GB (32 bits). > > Signed-off-by: John Keller Fujitsu servers also will need this change. Thanks, Kenji Kaneshige > --- > > A similar patch was submitted over a year ago, but apparently was not > merged in. > > http://marc.info/?l=linux-acpi&m=117283388212912&w=2 > > > Index: linux-2.6/arch/x86/kernel/acpi/boot.c > =================================================================== > --- linux-2.6.orig/arch/x86/kernel/acpi/boot.c 2008-07-09 13:02:54.000000000 -0500 > +++ linux-2.6/arch/x86/kernel/acpi/boot.c 2008-07-09 15:25:32.000000000 -0500 > @@ -200,6 +200,7 @@ int __init acpi_parse_mcfg(struct acpi_t > } > > memcpy(pci_mmcfg_config, &mcfg[1], config_size); > +#ifndef CONFIG_X86_64 > for (i = 0; i < pci_mmcfg_config_num; ++i) { > if (pci_mmcfg_config[i].address > 0xFFFFFFFF) { > printk(KERN_ERR PREFIX > @@ -209,6 +210,7 @@ int __init acpi_parse_mcfg(struct acpi_t > return -ENODEV; > } > } > +#endif > > return 0; > } > -- > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > >