Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.1/patches/2227754/?format=api
{ "id": 2227754, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227754/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424080508.53992-14-jamin_lin@aspeedtech.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260424080508.53992-14-jamin_lin@aspeedtech.com>", "date": "2026-04-24T08:05:27", "name": "[v5,13/18] hw/usb/hcd-ehci: Implement 64-bit iTD descriptor addressing", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "7ce861f2cd09dd441115df05e92d36a5a9b11873", "submitter": { "id": 81768, "url": "http://patchwork.ozlabs.org/api/1.1/people/81768/?format=api", "name": "Jamin Lin", "email": "jamin_lin@aspeedtech.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424080508.53992-14-jamin_lin@aspeedtech.com/mbox/", "series": [ { "id": 501315, "url": "http://patchwork.ozlabs.org/api/1.1/series/501315/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501315", "date": "2026-04-24T08:05:08", "name": "hw/usb/ehci: Add 64-bit descriptor addressing support", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/501315/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227754/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227754/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=aspeedtech.com header.i=@aspeedtech.com\n header.a=rsa-sha256 header.s=selector1 header.b=UFjn81Zz;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)", "dkim=none (message not signed)\n header.d=none;dmarc=none action=none header.from=aspeedtech.com;" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g25Jr66cMz1xvV\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 24 Apr 2026 18:11:40 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wGBXv-0005DH-2Z; Fri, 24 Apr 2026 04:05:55 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <jamin_lin@aspeedtech.com>)\n id 1wGBXm-00055M-Ij; Fri, 24 Apr 2026 04:05:47 -0400", "from mail-japaneastazlp170130007.outbound.protection.outlook.com\n ([2a01:111:f403:c405::7] helo=TYDPR03CU002.outbound.protection.outlook.com)\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <jamin_lin@aspeedtech.com>)\n id 1wGBXi-0001GV-3h; Fri, 24 Apr 2026 04:05:46 -0400", "from TYPPR06MB8206.apcprd06.prod.outlook.com (2603:1096:405:383::19)\n by SEZPR06MB5856.apcprd06.prod.outlook.com (2603:1096:101:9e::8) with\n Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9846.18; Fri, 24 Apr\n 2026 08:05:27 +0000", "from TYPPR06MB8206.apcprd06.prod.outlook.com\n ([fe80::e659:1ead:77cb:f6d3]) by TYPPR06MB8206.apcprd06.prod.outlook.com\n ([fe80::e659:1ead:77cb:f6d3%3]) with mapi id 15.20.9846.021; Fri, 24 Apr 2026\n 08:05:27 +0000" ], "ARC-Seal": "i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n b=pnuGLXr58QZdkj5/j8rCk1FsVHp4EYyDTG3AE2wZY0CIe1GeggobqfOg5tqE1Wi5FhmvQZL71Oyh+P9KSSg9MSipBvzT0vhvjL82mrvLonLb0aykoO0YApkRsgEljis0qpo1e6tEIQmmTU4dj8OhQOHqDnof8rKjaDpm4Eb56/I0/qM9flanFt0DkrgXrLW9YBOTJu/flN4p2+kDKf6GS9PfPYxJCf+kUt9QgpQx7yO+LPHN2eMYMQdFvcyCOe9YA8qQqgO3oLTA8m3y9c1KszFXv5n3zQlk6OR+5aEM2W/WUdtvE88I/uwIFAWb49RKIrRKr5rUzCVImUxDezY9rw==", "ARC-Message-Signature": "i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;\n s=arcselector10001;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1;\n bh=xdCqqwgGyyJ6ZpatzPh1q47FdstaGy6eGso1RaGeAJ8=;\n b=hoPkrUhHpbT+FV7z7schptVJYFna9BzM2Q6TXRIk/g4YOdU6ADH5sKrFWdX8hPrCdzMYRu/L/2QYqbdzlmoLOxdwdB4ot492plEB7l56KnAiQahohZnGYfbOihFBc+W9mdb3bEmhDqtnu2xujn4eMudVgDLe+T2MhMXLj7vB8XvCI/sfLkSVFRCihpPNI0CoLL3cbN/Amm2N7e2pfAhaJhYO2iesVm4B8H9xyZASPr6Nqn63jhwYKE2W58FnDRpJl2q3Y5ZbMu5aR2RP4zjTiN49rtTUH/AjV8Y8I+vcrSW70q4TAX5FN366HDIgT86nqYN9cuB1A2KKjxLJFKoowQ==", "ARC-Authentication-Results": "i=1; mx.microsoft.com 1; spf=pass\n smtp.mailfrom=aspeedtech.com; dmarc=pass action=none\n header.from=aspeedtech.com; dkim=pass header.d=aspeedtech.com; arc=none", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=aspeedtech.com;\n s=selector1;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n bh=xdCqqwgGyyJ6ZpatzPh1q47FdstaGy6eGso1RaGeAJ8=;\n b=UFjn81ZzU7o4++bL7yhnDU+VtJr/05ykdVf5plUnt6p2Hb97FDT4DfO1ZhocPjgLKiibyAPmKfW4XRsC7SsgBCPCH4gof7yJoI5kBUi0vI+gd9hZaPHK5tyYZCopPrSjDEqRqDLSZnjNM75V9rraD/XKhgn0TCWlSIeKXpKQiFbLTdxZU74zaAEq2ho54rXQhL9b/mQC10xSPvLZg6Iay1nfdAEaPfyA0C3TOuGbdzQB4WIxOaqVRZaeFyT+iLvcBnhPpsXV3nGyslnx9r4CzO6eXn3HakEPwSqKJUNExdAFSMbwieayOTgbQMB4lVWkTya7xyEF3Bosjws88Z4r+A==", "From": "Jamin Lin <jamin_lin@aspeedtech.com>", "To": "\"peterx@redhat.com\" <peterx@redhat.com>,\n \"philmd@linaro.org\" <philmd@linaro.org>,\n =?iso-8859-1?q?C=E9dric_Le_Goater?= <clg@kaod.org>,\n Peter Maydell <peter.maydell@linaro.org>,\n Steven Lee <steven_lee@aspeedtech.com>, Troy Lee <leetroy@gmail.com>,\n Kane Chen <kane_chen@aspeedtech.com>,\n Andrew Jeffery <andrew@codeconstruct.com.au>, Joel Stanley <joel@jms.id.au>,\n Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,\n Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>,\n Paolo Bonzini <pbonzini@redhat.com>,\n Richard Henderson <richard.henderson@linaro.org>,\n \"Michael S. Tsirkin\" <mst@redhat.com>, Laurent Vivier <laurent@vivier.eu>,\n Nicholas Piggin <npiggin@gmail.com>,\n Harsh Prateek Bora <harshpb@linux.ibm.com>,\n Halil Pasic <pasic@linux.ibm.com>,\n Christian Borntraeger <borntraeger@linux.ibm.com>,\n Eric Farman <farman@linux.ibm.com>, Matthew Rosato <mjrosato@linux.ibm.com>,\n Ilya Leoshkevich <iii@linux.ibm.com>, David Hildenbrand <david@kernel.org>,\n Cornelia Huck <cohuck@redhat.com>,\n \"open list:ASPEED BMCs\" <qemu-arm@nongnu.org>,\n \"open list:All patches CC here\" <qemu-devel@nongnu.org>,\n \"open list:sPAPR pseries\" <qemu-ppc@nongnu.org>,\n \"open list:S390 Virtio-ccw\" <qemu-s390x@nongnu.org>", "CC": "Jamin Lin <jamin_lin@aspeedtech.com>, Troy Lee <troy_lee@aspeedtech.com>,\n \"farosas@suse.de\" <farosas@suse.de>, \"flwu@google.com\" <flwu@google.com>,\n \"nabihestefan@google.com\" <nabihestefan@google.com>", "Subject": "[PATCH v5 13/18] hw/usb/hcd-ehci: Implement 64-bit iTD descriptor\n addressing", "Thread-Topic": "[PATCH v5 13/18] hw/usb/hcd-ehci: Implement 64-bit iTD\n descriptor addressing", "Thread-Index": "AQHc08EcF0LpWa9940qoIDvEhKbrDg==", "Date": "Fri, 24 Apr 2026 08:05:27 +0000", "Message-ID": "<20260424080508.53992-14-jamin_lin@aspeedtech.com>", "References": "<20260424080508.53992-1-jamin_lin@aspeedtech.com>", "In-Reply-To": "<20260424080508.53992-1-jamin_lin@aspeedtech.com>", "Accept-Language": "zh-TW, en-US", "Content-Language": "en-US", "X-MS-Has-Attach": "", "X-MS-TNEF-Correlator": "", "authentication-results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=aspeedtech.com header.i=@aspeedtech.com\n header.a=rsa-sha256 header.s=selector1 header.b=UFjn81Zz;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)", "dkim=none (message not signed)\n header.d=none;dmarc=none action=none header.from=aspeedtech.com;" ], "x-ms-publictraffictype": "Email", "x-ms-traffictypediagnostic": "TYPPR06MB8206:EE_|SEZPR06MB5856:EE_", "x-ms-office365-filtering-correlation-id": "ea9ca9df-e575-4842-134a-08dea1d83ecd", "x-ms-exchange-senderadcheck": "1", "x-ms-exchange-antispam-relay": "0", "x-microsoft-antispam": "BCL:0;\n ARA:13230040|1800799024|366016|7416014|376014|38070700021|921020|18002099003|22082099003|56012099003;", "x-microsoft-antispam-message-info": "\n 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", "x-forefront-antispam-report": "CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:;\n IPV:NLI; SFV:NSPM; H:TYPPR06MB8206.apcprd06.prod.outlook.com; PTR:; CAT:NONE;\n SFS:(13230040)(1800799024)(366016)(7416014)(376014)(38070700021)(921020)(18002099003)(22082099003)(56012099003);\n DIR:OUT; SFP:1102;", "x-ms-exchange-antispam-messagedata-chunkcount": "1", "x-ms-exchange-antispam-messagedata-0": "=?iso-8859-1?q?8GKOsNJfqBjqtWrk1TU2uTz?=\n\t=?iso-8859-1?q?78xsHdbc8t1QuNl2sEhGzTEWYLE3gGgFA9FWjxcO7J8zLOUcCOfSXq0zqdSR?=\n\t=?iso-8859-1?q?Un9Kxjm5aQYxaryxmBpEqLisdPs+roprfi2GCtPUHcfNDiSm4t1xjtuz5SOd?=\n\t=?iso-8859-1?q?cJQ/Boa9UpSOsY9laP48uV3mpSpqluk2x5IOhGMZzaGQQYXqQbJkTQRkcxN5?=\n\t=?iso-8859-1?q?0r1yv++LmwzaessVy0yTZ65Tq8o6ES53ihMNEU414NoWYS0UVB6ptWzosJYM?=\n\t=?iso-8859-1?q?X5s4WXA+avMRyvFIAL+TCbf96oI8rebY8V/WaDGXkzW0q0+oRoe62mcNEZUk?=\n\t=?iso-8859-1?q?54x3xVox/EtImSIdYOCMRq8dD8xdAYkMNLuaxk9/7J/WZEmxxjH80xuUCR8R?=\n\t=?iso-8859-1?q?zv/Mdn19j5CmlojQWcaC8q77FGzA2k8nS7kodMHf0eK4mOp7C1jOCGFH4J48?=\n\t=?iso-8859-1?q?mt3D4AZ5wQxeSd5ptHKMgWFNlWxAQa6qNsl0jMG4I68lSwRj6qcg5nKUG2ia?=\n\t=?iso-8859-1?q?U7uCHku6Z9E4eVjGNDCu/f+wuANL+GN6TXv33jDEMtVr1P1EqPPpefjLlLFf?=\n\t=?iso-8859-1?q?yCdV4zYOjNbdBRj4PzZkCxbOLMwsa9JD+UZOM1xJzPUbvrn/YgLaDYNXZJp9?=\n\t=?iso-8859-1?q?DLJ6OVcv028jBQ+3I3bT9Mc+wQvHJwS6ZwWeUT4yLdHmgjjk7ptWgKUdJNG/?=\n\t=?iso-8859-1?q?vZSrXDsj0BOkwGn2jS7Uq25YBMRy8ZC7SxIVcsWAlgZ8NS9CVFgwEItbSDnQ?=\n\t=?iso-8859-1?q?0KXAZv1EfFbJ4OHccl14bEQLga5+07LI/sh55ZZ1vosJ+N8h/SUSAaqdqRh4?=\n\t=?iso-8859-1?q?bASGPIxVR/evpzB5RzfZPCCJhenCqhS6xDd9a9WudDztF6/s3jWZ7bdX/LAZ?=\n\t=?iso-8859-1?q?FB4F6WbXdraf4iXQtquV9JtqW3sx1wj6Ek+icx13ply0G3EYi5zv+LgdK17t?=\n\t=?iso-8859-1?q?dWHnPY76y2eN1IOf/j70Wzfo8ZrYOz6UHnxj9KOIQ8tvtnrRmSnQ8M4bB/w9?=\n\t=?iso-8859-1?q?dYcS/wsj0ZeFXG2uLSbiDRUyHXwYBJHDGSiqe8QHMcDbhCKo6VaTWaW88Uas?=\n\t=?iso-8859-1?q?n6N+ADKIv2yNPri3ppFGthRRl7jHURv/neP8nBK1f+sI1pKPtZcMB9Olz3bi?=\n\t=?iso-8859-1?q?P8LJAwS3TRsQ1LcNNDkftdNyyGpKsOXfpB6lG6QdhIq/4Q0sp4gC6CLdErOC?=\n\t=?iso-8859-1?q?etecQcoGNBNW7FAk+KWNxCpQMcxWVHc8S5QYhje6VORlKGQVy87mJgK+EFtc?=\n\t=?iso-8859-1?q?sSBfOHMIgnchwm3JM3u1JaopI0Us0c9olc7kAlps98S4JeUxWzsXNmRFhHG4?=\n\t=?iso-8859-1?q?1ITE7JpBMGHnSovYCtVpI1WQmUzseFKN87qmkr0BuWGsf1/SC0od0kGU50o2?=\n\t=?iso-8859-1?q?Lld/xTWl9v3h6ojIWFZfdhl02ms2zXN/Nx7Td1pqFDG1UpbhTqCKSzXcwWwk?=\n\t=?iso-8859-1?q?Akg7dry1VS+Le2PzMT/ux23bPbNlG7eAxRhiwGeS13BEGM00YLVMWaibTUB7?=\n\t=?iso-8859-1?q?/fhmK5hCtOp7FvJcZ2rbnY0CgDx0+gX8AK5L7eM/FpF+w+g0lxzoldePEnR5?=\n\t=?iso-8859-1?q?LUTa/1+04kZluow1tE3/cTSaCEf+Lu284QZMWc4mfaoHVX1QTdI3R8z6yEZP?=\n\t=?iso-8859-1?q?QVyzT18fEUUd3bAtPSc28EQnn/XsoeYMNKPXnkRDMgMJCpIel9qIpqolPqpE?=\n\t=?iso-8859-1?q?hVKqwkAinFlGz1r3Fe/vd5hm6sUyrLY2HsRkujPT0YZt4RpT/swkzVpU3H9E?=\n\t=?iso-8859-1?q?GgmnLDaR0/zT/kozDpGZOB382rzoQzJ6G0cUQ03YCcDZE9g=3D=3D?=", "Content-Type": "text/plain; charset=\"iso-8859-1\"", "Content-Transfer-Encoding": "quoted-printable", "MIME-Version": "1.0", "X-Exchange-RoutingPolicyChecked": "\n hoZ699vrHd64UxKaRPkEqYKgInxNfqI82VivjpqmT+JdNk9FP67kN1lgeSpB8YLMuJq0Z1vWGsUT+QNOkKUo2BqNGjtkP+cuOKVui1Y/4qip5jubEjQqD6rdfAIu92LmFVv7TGjS2THcNwZg+0yAEKEIcsHGIYiqbob1kYEFtexV7o1l0sWjoFPvMMw3i+121LXTS/ZKJWclOGRrGdbfG60vg58OcJ1tN3oJnAKSrtrvEOoIhow83GL4UykmWst1u1gOI0/IeYH/VA/09w1OAvlPWjtKZbFcxkLT2ZEBgN6hWzTbwNMl279ZZmv/pq6BKdRnkDlZNLxgO9rdsO80jw==", "X-OriginatorOrg": "aspeedtech.com", "X-MS-Exchange-CrossTenant-AuthAs": "Internal", "X-MS-Exchange-CrossTenant-AuthSource": "TYPPR06MB8206.apcprd06.prod.outlook.com", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n ea9ca9df-e575-4842-134a-08dea1d83ecd", "X-MS-Exchange-CrossTenant-originalarrivaltime": "24 Apr 2026 08:05:27.1585 (UTC)", "X-MS-Exchange-CrossTenant-fromentityheader": "Hosted", "X-MS-Exchange-CrossTenant-id": "43d4aa98-e35b-4575-8939-080e90d5a249", "X-MS-Exchange-CrossTenant-mailboxtype": "HOSTED", "X-MS-Exchange-CrossTenant-userprincipalname": "\n /pyUCQHypZdAp/9MXOR9TxuJSWGtcy8Z8LwCdqV5EHh/aJQNfX9ZwzgTwNaR1bXTU9fKClf8J3p54utOMuIGfdsyT10s3F2iUAynUeKe8+g=", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "SEZPR06MB5856", "Received-SPF": "pass client-ip=2a01:111:f403:c405::7;\n envelope-from=jamin_lin@aspeedtech.com;\n helo=TYDPR03CU002.outbound.protection.outlook.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, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001,\n 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": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "EHCI supports 64-bit control data structure addressing when the\n64-bit Addressing Capability bit in HCCPARAMS is set. In that mode,\nthe CTRLDSSEGMENT register provides the upper 32 bits that are\nconcatenated with 32-bit link pointer values to form full 64-bit\ndescriptor addresses (EHCI 1.0, section 2.3.5 and Appendix B).\n\niTD link pointers are stored as 32-bit values and must be expanded\nto full 64-bit descriptor addresses when 64-bit mode is enabled.\nUpdate the iTD traversal path to use ehci_get_desc_addr() when\nfollowing link pointers.\n\nAppendix B also defines high dword fields for iTD buffer pointers.\nAdd bufptr_hi[7] to EHCIitd and use ehci_get_buf_addr() to construct\nfull 64-bit buffer addresses from bufptr[] and bufptr_hi[] fields\nwhen processing isochronous transfers. This allows buffers above\n4GB to be handled correctly.\n\nWhen 64-bit capability is disabled, descriptor and buffer addresses\nremain 32-bit and existing behaviour is unchanged.\n\nSigned-off-by: Jamin Lin <jamin_lin@aspeedtech.com>\nReviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n hw/usb/hcd-ehci.h | 1 +\n hw/usb/hcd-ehci.c | 9 ++++++---\n 2 files changed, 7 insertions(+), 3 deletions(-)", "diff": "diff --git a/hw/usb/hcd-ehci.h b/hw/usb/hcd-ehci.h\nindex fc66aacd9f..8e6a8cdfb0 100644\n--- a/hw/usb/hcd-ehci.h\n+++ b/hw/usb/hcd-ehci.h\n@@ -63,6 +63,7 @@ typedef struct EHCIitd {\n #define ITD_BUFPTR_MAXPKT_SH 0\n #define ITD_BUFPTR_MULT_MASK 0x00000003\n #define ITD_BUFPTR_MULT_SH 0\n+ uint32_t bufptr_hi[7];\n } EHCIitd;\n \n /*\ndiff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c\nindex e82e0f625c..43a01a796f 100644\n--- a/hw/usb/hcd-ehci.c\n+++ b/hw/usb/hcd-ehci.c\n@@ -1464,7 +1464,8 @@ static int ehci_process_itd(EHCIState *ehci,\n return -1;\n }\n \n- ptr1 = (itd->bufptr[pg] & ITD_BUFPTR_MASK);\n+ ptr1 = ehci_get_buf_addr(ehci, itd->bufptr_hi[pg],\n+ itd->bufptr[pg], ITD_BUFPTR_MASK);\n qemu_sglist_init(&ehci->isgl, ehci->device, 2, ehci->as);\n if (off + len > 4096) {\n /* transfer crosses page border */\n@@ -1472,7 +1473,9 @@ static int ehci_process_itd(EHCIState *ehci,\n qemu_sglist_destroy(&ehci->isgl);\n return -1; /* avoid page pg + 1 */\n }\n- ptr2 = (itd->bufptr[pg + 1] & ITD_BUFPTR_MASK);\n+ ptr2 = ehci_get_buf_addr(ehci, itd->bufptr_hi[pg + 1],\n+ itd->bufptr[pg + 1],\n+ ITD_BUFPTR_MASK);\n uint32_t len2 = off + len - 4096;\n uint32_t len1 = len - len2;\n qemu_sglist_add(&ehci->isgl, ptr1 + off, len1);\n@@ -1762,7 +1765,7 @@ static int ehci_state_fetchitd(EHCIState *ehci, int async)\n \n put_dwords(ehci, NLPTR_GET(entry), (uint32_t *) &itd,\n sizeof(EHCIitd) >> 2);\n- ehci_set_fetch_addr(ehci, async, itd.next);\n+ ehci_set_fetch_addr(ehci, async, ehci_get_desc_addr(ehci, itd.next));\n ehci_set_state(ehci, async, EST_FETCHENTRY);\n \n return 1;\n", "prefixes": [ "v5", "13/18" ] }