From nobody Mon Sep 16 18:52:18 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1669026815; cv=none; d=zohomail.com; s=zohoarc; b=BGod5/dNm7CJuU7+5zCaM3HYVbOH/g6qXWUEbE8/D6iSBLb2HgY89xqjgKpEDBa9RMXQ2jr2uQJEGqisxJRMauZLpCXnU00EU5sgzH261+0+UqDOr29pTUmt6Zn38gv2bsNMDxlUJLmHwq1a0wELJmUU5/N9U2is8+zpBkdSiY4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1669026815; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=zdx4+74HnxonlbQl4hRvCPm4KbmuHyNVCUmDQKAZ+bg=; b=PzFsqpGJp7JTzWY/dIQ8gT5mI/DEP6FPAEwO+Qzn+oTPI+XtLJQ19tz3iDLsLFGHygDuF2AdjvolC9mmX4oHN6DhVSNrMGtEwjQNCyl3Xy3lYMU3hpg/xiQj2CFW3uMvjDW299Pig5m28KEXvLb9BjBnuaT6LomAhmfF+06TYBI= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1669026815801760.8384167829358; Mon, 21 Nov 2022 02:33:35 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ox46I-0007Hd-3B; Mon, 21 Nov 2022 05:32:30 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ox46F-0007HF-Sx for qemu-devel@nongnu.org; Mon, 21 Nov 2022 05:32:27 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ox46E-0007al-4t for qemu-devel@nongnu.org; Mon, 21 Nov 2022 05:32:27 -0500 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-240-DUjv93i1PS2yAAFJcIP_kw-1; Mon, 21 Nov 2022 05:32:23 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 2CB24800186; Mon, 21 Nov 2022 10:32:23 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.192.24]) by smtp.corp.redhat.com (Postfix) with ESMTPS id DD981C15BBC; Mon, 21 Nov 2022 10:32:22 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 0F8A51800999; Mon, 21 Nov 2022 11:32:14 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1669026745; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zdx4+74HnxonlbQl4hRvCPm4KbmuHyNVCUmDQKAZ+bg=; b=fjBJxwnudZ8ZZHpe9KPBxMVIE6l80MjR/ECl3HfFTYol7HpdEDNgg3MaYy19bfViV0oFHQ dLdjkYD4zH1uauTCvkw/SxDX7AaEvvhoKdCtY42MZPCkmVdAYVKlgsD/MmtLLkVN9AR/GO ROZzRZc+SdcuEcMgdFH3T9E4Aha6sEw= X-MC-Unique: DUjv93i1PS2yAAFJcIP_kw-1 From: Gerd Hoffmann To: seabios@seabios.org Cc: qemu-devel@nongnu.org, Gerd Hoffmann Subject: [PATCH 3/4] move 64bit pci window to end of address space Date: Mon, 21 Nov 2022 11:32:12 +0100 Message-Id: <20221121103213.1675568-4-kraxel@redhat.com> In-Reply-To: <20221121103213.1675568-1-kraxel@redhat.com> References: <20221121103213.1675568-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1669026817103100003 Content-Type: text/plain; charset="utf-8" When the size of the physical address space is known (PhysBits is not zero) move the 64bit pci io window to the end of the address space. Signed-off-by: Gerd Hoffmann --- src/fw/pciinit.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/fw/pciinit.c b/src/fw/pciinit.c index badf13d3233b..ad6def93633b 100644 --- a/src/fw/pciinit.c +++ b/src/fw/pciinit.c @@ -1128,6 +1128,14 @@ static void pci_bios_map_devices(struct pci_bus *bus= ses) r64_mem.base =3D le64_to_cpu(romfile_loadint("etc/reserved-memory-= end", 0)); if (r64_mem.base < 0x100000000LL + RamSizeOver4G) r64_mem.base =3D 0x100000000LL + RamSizeOver4G; + if (PhysBits) { + u64 top =3D 1LL << PhysBits; + u64 size =3D (ALIGN(sum_mem, (1LL<<30)) + + ALIGN(sum_pref, (1LL<<30))); + if (r64_mem.base < top - size) { + r64_mem.base =3D top - size; + } + } r64_mem.base =3D ALIGN(r64_mem.base, align_mem); r64_mem.base =3D ALIGN(r64_mem.base, (1LL<<30)); // 1G hugepage r64_pref.base =3D r64_mem.base + sum_mem; --=20 2.38.1