From nobody Tue Feb 10 06:43:21 2026 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=oracle.com ARC-Seal: i=1; a=rsa-sha256; t=1658250273; cv=none; d=zohomail.com; s=zohoarc; b=fIE9o6gyEwkAWmLGkK5xZgUtRao1R32Zj/83IBE4vfcbapn/5AZkUOk9VTQCGbP3P4YC1I54vXhmOgfeiktzQx3orSt063jg1Dops8n2+glv7IVotBSG4Y7qfecezQcgQ2EgJtrjnOpHyBJlaameGbKgiWt7/BHAKxdVVSBdeD8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1658250273; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=QMNe8ckb12GEwHvHx5t8fcVVzc8ilxAjIE96wJm3nAE=; b=HLI1FkfcXb8fUP73WTcT7WlYj5JiR2qdyG3JSrcSwZpPNFEklPKGIQ0EsncVOgyD07AeG53M28a5vINpybCESJLFLdxZYzJ1AOvQ5/AKrbHpRijoGQIy8KvBsxgkEoV8t7es3SB+S590t/AHg6pVTvu/mNlJBJRsM1FulginQ7c= 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+importer=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 165825027364925.93597017286902; Tue, 19 Jul 2022 10:04:33 -0700 (PDT) Received: from localhost ([::1]:35228 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oDqe8-0008Lp-J5 for importer@patchew.org; Tue, 19 Jul 2022 13:04:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41986) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oDqbM-0005K9-5t for qemu-devel@nongnu.org; Tue, 19 Jul 2022 13:01:46 -0400 Received: from mx0a-00069f02.pphosted.com ([205.220.165.32]:40116) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oDqb6-0002hj-Eu for qemu-devel@nongnu.org; Tue, 19 Jul 2022 13:01:26 -0400 Received: from pps.filterd (m0246627.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26JGpHvR017914; Tue, 19 Jul 2022 17:01:10 GMT Received: from phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta02.appoci.oracle.com [147.154.114.232]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3hbkx0y7pp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 19 Jul 2022 17:01:10 +0000 Received: from pps.filterd (phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (8.17.1.5/8.17.1.5) with ESMTP id 26JGpZ5D009997; Tue, 19 Jul 2022 17:01:09 GMT Received: from pps.reinject (localhost [127.0.0.1]) by phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 3hc1ggpays-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 19 Jul 2022 17:01:09 +0000 Received: from phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 26JH0i58032177; Tue, 19 Jul 2022 17:01:09 GMT Received: from paddy.uk.oracle.com (dhcp-10-175-221-30.vpn.oracle.com [10.175.221.30]) by phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTP id 3hc1ggpaer-8; Tue, 19 Jul 2022 17:01:08 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2022-7-12; bh=QMNe8ckb12GEwHvHx5t8fcVVzc8ilxAjIE96wJm3nAE=; b=hZRT4dAjDjj3Q+9ENr40YiM/Vs1OCxytefjMODgntoPwQnfeNJT5osxoiQP2gHZHrLCr 3cUksiglcNW6QDqMPpXugJdoqpOwzZn1P8UjJp8J6sWiqAw90YaaGy8Uy0hhbttM1K4d 8Wk/XGp/0bH/A9HS78LJpvPADw8VPaeJJNjRbE50enG0Ec8N44Oy83hUYUStfUDdwIVn KmyIaKdO8qh1w3JH1Cgw5CEekBOeiPFBTrPGzagepacp/54ZQ7DTn/9NpTuBzrifTuuf Nuw8C/AQDDMfcZcpAzH1QNCW9xmdVihNyoFu1+r1nirbdGS0IA2/cDEOp5u731SkBFg6 Zg== From: Joao Martins To: qemu-devel@nongnu.org Cc: Igor Mammedov , Eduardo Habkost , "Michael S. Tsirkin" , Richard Henderson , Alex Williamson , Paolo Bonzini , Ani Sinha , Marcel Apfelbaum , "Dr. David Alan Gilbert" , Suravee Suthikulpanit , Joao Martins , Jonathan Cameron Subject: [PATCH v9 07/11] i386/pc: handle unitialized mr in pc_get_cxl_range_end() Date: Tue, 19 Jul 2022 18:00:10 +0100 Message-Id: <20220719170014.27028-8-joao.m.martins@oracle.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20220719170014.27028-1-joao.m.martins@oracle.com> References: <20220719170014.27028-1-joao.m.martins@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-19_05,2022-07-19_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=671 spamscore=0 bulkscore=0 malwarescore=0 adultscore=0 mlxscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207190072 X-Proofpoint-GUID: pYZ2xSSi-n5qMcMNpEBG6OQQ9rn3bLdO X-Proofpoint-ORIG-GUID: pYZ2xSSi-n5qMcMNpEBG6OQQ9rn3bLdO 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.165.32; envelope-from=joao.m.martins@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @oracle.com) X-ZM-MESSAGEID: 1658250275189100001 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Remove pc_get_cxl_range_end() dependency on the CXL memory region, and replace with one that does not require the CXL host_mr to determine the start of CXL start. This in preparation to allow pc_pci_hole64_start() to be called early in pc_memory_init(), handle CXL memory region end when its underlying memory region isn't yet initialized. Cc: Jonathan Cameron Signed-off-by: Joao Martins --- hw/i386/pc.c | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 3fdcab4bb4f3..c654be6cf0bd 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -843,17 +843,15 @@ static uint64_t pc_get_cxl_range_start(PCMachineState= *pcms) =20 static uint64_t pc_get_cxl_range_end(PCMachineState *pcms) { - uint64_t start =3D 0; + uint64_t start =3D pc_get_cxl_range_start(pcms) + MiB; =20 - if (pcms->cxl_devices_state.host_mr.addr) { - start =3D pcms->cxl_devices_state.host_mr.addr + - memory_region_size(&pcms->cxl_devices_state.host_mr); - if (pcms->cxl_devices_state.fixed_windows) { - GList *it; - for (it =3D pcms->cxl_devices_state.fixed_windows; it; it =3D = it->next) { - CXLFixedWindow *fw =3D it->data; - start =3D fw->mr.addr + memory_region_size(&fw->mr); - } + if (pcms->cxl_devices_state.fixed_windows) { + GList *it; + + start =3D ROUND_UP(start, 256 * MiB); + for (it =3D pcms->cxl_devices_state.fixed_windows; it; it =3D it->= next) { + CXLFixedWindow *fw =3D it->data; + start +=3D fw->size; } } =20 --=20 2.17.2