From patchwork Tue Sep 22 13:20:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sai Pavan Boddu X-Patchwork-Id: 11792533 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7B399112C for ; Tue, 22 Sep 2020 13:19:50 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id ECF582399A for ; Tue, 22 Sep 2020 13:19:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=xilinx.onmicrosoft.com header.i=@xilinx.onmicrosoft.com header.b="s27Un0Cz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ECF582399A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xilinx.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:44308 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKiCy-0003wD-VP for patchwork-qemu-devel@patchwork.kernel.org; Tue, 22 Sep 2020 09:19:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57894) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKiBF-00026Y-P5 for qemu-devel@nongnu.org; Tue, 22 Sep 2020 09:18:01 -0400 Received: from mail-bn8nam12on2062.outbound.protection.outlook.com ([40.107.237.62]:23265 helo=NAM12-BN8-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKiBB-0006mC-Tp for qemu-devel@nongnu.org; Tue, 22 Sep 2020 09:18:01 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Q5uU/ycMMzuUOPIjZJh03tCCNZD/wOhT67J+ute4mOqbWnTysSoT7gXcyELTjws1qC7XQHeExU4GVKT2OLD//FhKJMsemkT8NRCtMS2VDrnuCuFYrwdOAqtMp2FxcUyWctIEUN9YxfQqUtV9kxC8Ah/fbCJy3HI+plaC7txLEN5fHD98uPjnHLtqkWYGePw9D+scwbdSbf48Zm0i5O5E6L88EGp32BsBpwHjWWAGXov5kS526fXEEF9yEpz7UyYdOo9rnI8Tm/Axy3msRvDN5sUUGVBopnQl1eZPVRD3LhaTJ6+XVKi3p90kvopuyxrq2XzEcAP3y5p8ONIx9/CbNQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=5Kvg6l+oz5dCf6GHH7aN67pzoIwHa+yBZsR0TfoSs4E=; b=Aw8Caig8vdTQcO3Owk3poUgaaYhmjZmVCgM687AwpReOKIYX2VCAYP+jA2whGqlVkdOc/imxALgvCgANbDFDA6WPW6YBXatB/BvuXFn43XRRDsu2ZPz3cX2cVqKCSQNS/u+lWoxbrMVn7moZ5XwvNAvg1DMioPqKIKsiqYqysXB/wontqt0aMmLsXtdOhKl4IhkpqJiu1ootNG5yvV1zbHbqtvd9gpksxLYvcM8VZWlKLar0bPeWMk4S9XyWuDIp4TPB9XFD7wNF53Jlo58BBMXJHrtftcJ8UsbYsoH6CR02+iGNkssx+0LoaXlSGCrcG+o4f4UNnM+qKAtBq3KzOg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 149.199.60.83) smtp.rcpttodomain=wdc.com smtp.mailfrom=xilinx.com; dmarc=bestguesspass action=none header.from=xilinx.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xilinx.onmicrosoft.com; s=selector2-xilinx-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=5Kvg6l+oz5dCf6GHH7aN67pzoIwHa+yBZsR0TfoSs4E=; b=s27Un0CzPJh3mG8HVE3/GbNgRlVWWFHW2da3Q0b9Ef/biRjmKJid+rBECG38IClmqXrcCTEIGTeG8k1ynrhNY0qTwJkgc3tV1Iha6GVStbo1ttDeVETzUY/aFYL8YyYEtq9PZfYj808pP9Trc+IkoU3CI87LmibI3wHV/nbADbU= Received: from CY4PR22CA0072.namprd22.prod.outlook.com (2603:10b6:903:ae::34) by SN6PR02MB4095.namprd02.prod.outlook.com (2603:10b6:805:2d::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3391.15; Tue, 22 Sep 2020 13:17:53 +0000 Received: from CY1NAM02FT003.eop-nam02.prod.protection.outlook.com (2603:10b6:903:ae:cafe::fe) by CY4PR22CA0072.outlook.office365.com (2603:10b6:903:ae::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3412.20 via Frontend Transport; Tue, 22 Sep 2020 13:17:53 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 149.199.60.83) smtp.mailfrom=xilinx.com; wdc.com; dkim=none (message not signed) header.d=none;wdc.com; dmarc=bestguesspass action=none header.from=xilinx.com; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.60.83 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.60.83; helo=xsj-pvapsmtpgw01; Received: from xsj-pvapsmtpgw01 (149.199.60.83) by CY1NAM02FT003.mail.protection.outlook.com (10.152.74.151) with Microsoft SMTP Server id 15.20.3391.15 via Frontend Transport; Tue, 22 Sep 2020 13:17:53 +0000 Received: from [149.199.38.66] (port=37414 helo=smtp.xilinx.com) by xsj-pvapsmtpgw01 with esmtp (Exim 4.90) (envelope-from ) id 1kKiAs-0000P5-RF; Tue, 22 Sep 2020 06:17:38 -0700 Received: from [127.0.0.1] (helo=xsj-smtp-dlp1.xlnx.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.63) (envelope-from ) id 1kKiB7-0008Bb-14; Tue, 22 Sep 2020 06:17:53 -0700 Received: from xsj-pvapsmtp01 (mail.xilinx.com [149.199.38.66]) by xsj-smtp-dlp1.xlnx.xilinx.com (8.13.8/8.13.1) with ESMTP id 08MDHpTH030390; Tue, 22 Sep 2020 06:17:52 -0700 Received: from [10.140.6.35] (helo=xhdsaipava40.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1kKiB5-0008BH-Dt; Tue, 22 Sep 2020 06:17:51 -0700 Received: by xhdsaipava40.xilinx.com (Postfix, from userid 14131) id 7495F13C03E9; Tue, 22 Sep 2020 18:51:18 +0530 (IST) From: Sai Pavan Boddu To: Peter Maydell , Markus Armbruster , =?utf-8?q?=27Marc-Andr=C3=A9_Lureau?= =?utf-8?q?=27?= , Paolo Bonzini , Gerd Hoffmann , Edgar Iglesias , Francisco Eduardo Iglesias Subject: [PATCH v8 3/7] usb/hcd-xhci: Split pci wrapper for xhci base model Date: Tue, 22 Sep 2020 18:50:33 +0530 Message-Id: <1600780837-8231-4-git-send-email-sai.pavan.boddu@xilinx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1600780837-8231-1-git-send-email-sai.pavan.boddu@xilinx.com> References: <1600780837-8231-1-git-send-email-sai.pavan.boddu@xilinx.com> X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-MS-PublicTrafficType: Email MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: 2e1cb5ef-0691-4db9-a264-08d85ef9e9c6 X-MS-TrafficTypeDiagnostic: SN6PR02MB4095: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:98; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:149.199.60.83; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:xsj-pvapsmtpgw01; PTR:unknown-60-83.xilinx.com; CAT:NONE; SFS:(346002)(39860400002)(136003)(376002)(396003)(46966005)(82740400003)(30864003)(336012)(107886003)(2616005)(8676002)(82310400003)(6266002)(4326008)(8936002)(110136005)(70206006)(426003)(186003)(26005)(70586007)(42186006)(2906002)(316002)(36756003)(478600001)(7416002)(83380400001)(47076004)(6666004)(356005)(81166007)(5660300002)(6636002)(54906003)(2004002)(309714004); DIR:OUT; SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Sep 2020 13:17:53.4771 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2e1cb5ef-0691-4db9-a264-08d85ef9e9c6 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-AuthSource: CY1NAM02FT003.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR02MB4095 Received-SPF: pass client-ip=40.107.237.62; envelope-from=saipava@xilinx.com; helo=NAM12-BN8-obe.outbound.protection.outlook.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/22 09:17:56 X-ACL-Warn: Detected OS = Windows NT kernel [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , Vikram Garhwal , qemu-devel@nongnu.org, Paul Zimmerman , Sai Pavan Boddu , Alistair Francis , Ying Fang , =?utf-8?q?=27Philippe_Mathieu-Daud=C3=A9?= =?utf-8?q?=27?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" This patch sets the base to use xhci as sysbus model, for which pci specific hooks are moved to hcd-xhci-pci.c. As a part of this requirment msi/msix interrupts handling is moved under XHCIPCIState. Made required changes for qemu-xhci-nec. Signed-off-by: Sai Pavan Boddu fixup Signed-off-by: Sai Pavan Boddu --- hw/usb/hcd-xhci-nec.c | 18 ++--- hw/usb/hcd-xhci-pci.c | 188 +++++++++++++++++++++++++++++++++++++++++++-- hw/usb/hcd-xhci-pci.h | 44 +++++++++++ hw/usb/hcd-xhci.c | 209 ++++++++++---------------------------------------- hw/usb/hcd-xhci.h | 15 ++-- 5 files changed, 286 insertions(+), 188 deletions(-) create mode 100644 hw/usb/hcd-xhci-pci.h diff --git a/hw/usb/hcd-xhci-nec.c b/hw/usb/hcd-xhci-nec.c index e6a5a22..2efa6fa 100644 --- a/hw/usb/hcd-xhci-nec.c +++ b/hw/usb/hcd-xhci-nec.c @@ -25,17 +25,17 @@ #include "hw/pci/pci.h" #include "hw/qdev-properties.h" -#include "hcd-xhci.h" +#include "hcd-xhci-pci.h" static Property nec_xhci_properties[] = { - DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), - DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), - DEFINE_PROP_BIT("superspeed-ports-first", - XHCIState, flags, XHCI_FLAG_SS_FIRST, true), - DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, + DEFINE_PROP_ON_OFF_AUTO("msi", XHCIPciState, msi, ON_OFF_AUTO_AUTO), + DEFINE_PROP_ON_OFF_AUTO("msix", XHCIPciState, msix, ON_OFF_AUTO_AUTO), + DEFINE_PROP_BIT("superspeed-ports-first", XHCIPciState, + xhci.flags, XHCI_FLAG_SS_FIRST, true), + DEFINE_PROP_BIT("force-pcie-endcap", XHCIPciState, xhci.flags, XHCI_FLAG_FORCE_PCIE_ENDCAP, false), - DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), - DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), + DEFINE_PROP_UINT32("intrs", XHCIPciState, xhci.numintrs, MAXINTRS), + DEFINE_PROP_UINT32("slots", XHCIPciState, xhci.numslots, MAXSLOTS), DEFINE_PROP_END_OF_LIST(), }; @@ -52,7 +52,7 @@ static void nec_xhci_class_init(ObjectClass *klass, void *data) static const TypeInfo nec_xhci_info = { .name = TYPE_NEC_XHCI, - .parent = TYPE_XHCI, + .parent = TYPE_XHCI_PCI, .class_init = nec_xhci_class_init, }; diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c index 1562757..d7a3743 100644 --- a/hw/usb/hcd-xhci-pci.c +++ b/hw/usb/hcd-xhci-pci.c @@ -25,12 +25,188 @@ #include "qemu/osdep.h" #include "hw/pci/pci.h" #include "hw/qdev-properties.h" +#include "migration/vmstate.h" #include "hw/pci/msi.h" #include "hw/pci/msix.h" -#include "hcd-xhci.h" +#include "hcd-xhci-pci.h" #include "trace.h" #include "qapi/error.h" +#define OFF_MSIX_TABLE 0x3000 +#define OFF_MSIX_PBA 0x3800 + +static void xhci_pci_intr_update(XHCIState *xhci, int n, bool enable) +{ + XHCIPciState *s = container_of(xhci, XHCIPciState, xhci); + PCIDevice *pci_dev = PCI_DEVICE(s); + + if (!msix_enabled(pci_dev)) { + return; + } + if (enable == !!xhci->intr[n].msix_used) { + return; + } + if (enable) { + trace_usb_xhci_irq_msix_use(n); + msix_vector_use(pci_dev, n); + xhci->intr[n].msix_used = true; + } else { + trace_usb_xhci_irq_msix_unuse(n); + msix_vector_unuse(pci_dev, n); + xhci->intr[n].msix_used = false; + } +} + +static void xhci_pci_intr_raise(XHCIState *xhci, int n, bool level) +{ + XHCIPciState *s = container_of(xhci, XHCIPciState, xhci); + PCIDevice *pci_dev = PCI_DEVICE(s); + + if (n == 0 && + !(msix_enabled(pci_dev) || + msi_enabled(pci_dev))) { + pci_set_irq(pci_dev, level); + } + if (msix_enabled(pci_dev)) { + msix_notify(pci_dev, n); + return; + } + + if (msi_enabled(pci_dev)) { + msi_notify(pci_dev, n); + return; + } +} + +static void xhci_pci_reset(DeviceState *dev) +{ + XHCIPciState *s = XHCI_PCI(dev); + + device_legacy_reset(DEVICE(&s->xhci)); +} + +static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp) +{ + int ret; + Error *err = NULL; + XHCIPciState *s = XHCI_PCI(dev); + + dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ + dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ + dev->config[PCI_CACHE_LINE_SIZE] = 0x10; + dev->config[0x60] = 0x30; /* release number */ + + object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL); + s->xhci.intr_update = xhci_pci_intr_update; + s->xhci.intr_raise = xhci_pci_intr_raise; + object_property_set_bool(OBJECT(&s->xhci), "realized", true, &err); + if (err) { + error_propagate(errp, err); + return; + } + if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) == 0) { + s->xhci.nec_quirks = true; + } + + if (s->msi != ON_OFF_AUTO_OFF) { + ret = msi_init(dev, 0x70, s->xhci.numintrs, true, false, &err); + /* + * Any error other than -ENOTSUP(board's MSI support is broken) + * is a programming error + */ + assert(!ret || ret == -ENOTSUP); + if (ret && s->msi == ON_OFF_AUTO_ON) { + /* Can't satisfy user's explicit msi=on request, fail */ + error_append_hint(&err, "You have to use msi=auto (default) or " + "msi=off with this machine type.\n"); + error_propagate(errp, err); + return; + } + assert(!err || s->msi == ON_OFF_AUTO_AUTO); + /* With msi=auto, we fall back to MSI off silently */ + error_free(err); + } + pci_register_bar(dev, 0, + PCI_BASE_ADDRESS_SPACE_MEMORY | + PCI_BASE_ADDRESS_MEM_TYPE_64, + &s->xhci.mem); + + if (pci_bus_is_express(pci_get_bus(dev)) || + xhci_get_flag(&s->xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { + ret = pcie_endpoint_cap_init(dev, 0xa0); + assert(ret > 0); + } + + if (s->msix != ON_OFF_AUTO_OFF) { + /* TODO check for errors, and should fail when msix=on */ + msix_init(dev, s->xhci.numintrs, + &s->xhci.mem, 0, OFF_MSIX_TABLE, + &s->xhci.mem, 0, OFF_MSIX_PBA, + 0x90, NULL); + } + s->xhci.as = pci_get_address_space(dev); +} + +static void usb_xhci_pci_exit(PCIDevice *dev) +{ + XHCIPciState *s = XHCI_PCI(dev); + /* destroy msix memory region */ + if (dev->msix_table && dev->msix_pba + && dev->msix_entry_used) { + msix_uninit(dev, &s->xhci.mem, &s->xhci.mem); + } +} + +static const VMStateDescription vmstate_xhci_pci = { + .name = "xhci", + .version_id = 1, + .fields = (VMStateField[]) { + VMSTATE_PCI_DEVICE(parent_obj, XHCIPciState), + VMSTATE_MSIX(parent_obj, XHCIPciState), + VMSTATE_STRUCT(xhci, XHCIPciState, 1, vmstate_xhci, XHCIState), + VMSTATE_END_OF_LIST() + } +}; + +static void xhci_instance_init(Object *obj) +{ + XHCIPciState *s = XHCI_PCI(obj); + /* + * QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command + * line, therefore, no need to wait to realize like other devices + */ + PCI_DEVICE(obj)->cap_present |= QEMU_PCI_CAP_EXPRESS; + object_initialize_child(obj, "xhci-core", &s->xhci, TYPE_XHCI); + qdev_alias_all_properties(DEVICE(&s->xhci), obj); +} + +static void xhci_class_init(ObjectClass *klass, void *data) +{ + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + DeviceClass *dc = DEVICE_CLASS(klass); + + dc->reset = xhci_pci_reset; + dc->vmsd = &vmstate_xhci_pci; + set_bit(DEVICE_CATEGORY_USB, dc->categories); + k->realize = usb_xhci_pci_realize; + k->exit = usb_xhci_pci_exit; + k->class_id = PCI_CLASS_SERIAL_USB; +} + +static const TypeInfo xhci_pci_info = { + .name = TYPE_XHCI_PCI, + .parent = TYPE_PCI_DEVICE, + .instance_size = sizeof(XHCIPciState), + .class_init = xhci_class_init, + .instance_init = xhci_instance_init, + .abstract = true, + .interfaces = (InterfaceInfo[]) { + { INTERFACE_PCIE_DEVICE }, + { INTERFACE_CONVENTIONAL_PCI_DEVICE }, + { } + }, +}; + static void qemu_xhci_class_init(ObjectClass *klass, void *data) { PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); @@ -42,10 +218,11 @@ static void qemu_xhci_class_init(ObjectClass *klass, void *data) static void qemu_xhci_instance_init(Object *obj) { - XHCIState *xhci = XHCI(obj); + XHCIPciState *s = XHCI_PCI(obj); + XHCIState *xhci = &s->xhci; - xhci->msi = ON_OFF_AUTO_OFF; - xhci->msix = ON_OFF_AUTO_AUTO; + s->msi = ON_OFF_AUTO_OFF; + s->msix = ON_OFF_AUTO_AUTO; xhci->numintrs = MAXINTRS; xhci->numslots = MAXSLOTS; xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); @@ -53,13 +230,14 @@ static void qemu_xhci_instance_init(Object *obj) static const TypeInfo qemu_xhci_info = { .name = TYPE_QEMU_XHCI, - .parent = TYPE_XHCI, + .parent = TYPE_XHCI_PCI, .class_init = qemu_xhci_class_init, .instance_init = qemu_xhci_instance_init, }; static void xhci_register_types(void) { + type_register_static(&xhci_pci_info); type_register_static(&qemu_xhci_info); } diff --git a/hw/usb/hcd-xhci-pci.h b/hw/usb/hcd-xhci-pci.h new file mode 100644 index 0000000..aa2e890 --- /dev/null +++ b/hw/usb/hcd-xhci-pci.h @@ -0,0 +1,44 @@ +/* + * USB xHCI controller emulation + * + * Copyright (c) 2011 Securiforest + * Date: 2011-05-11 ; Author: Hector Martin + * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 + * Date: 2020-01-1; Author: Sai Pavan Boddu + * PCI hooks are moved from XHCIState to XHCIPciState + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#ifndef HW_USB_HCD_XHCI_PCI_H +#define HW_USB_HCD_XHCI_PCI_H + +#include "hw/usb.h" +#include "hcd-xhci.h" + +#define TYPE_XHCI_PCI "pci-xhci" +#define XHCI_PCI(obj) \ + OBJECT_CHECK(XHCIPciState, (obj), TYPE_XHCI_PCI) + + +typedef struct XHCIPciState { + /*< private >*/ + PCIDevice parent_obj; + /*< public >*/ + XHCIState xhci; + OnOffAuto msi; + OnOffAuto msix; +} XHCIPciState; + +#endif diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index f927567..49aa679 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -24,10 +24,7 @@ #include "qemu/module.h" #include "qemu/queue.h" #include "migration/vmstate.h" -#include "hw/pci/pci.h" #include "hw/qdev-properties.h" -#include "hw/pci/msi.h" -#include "hw/pci/msix.h" #include "trace.h" #include "qapi/error.h" @@ -56,8 +53,6 @@ #define OFF_OPER LEN_CAP #define OFF_RUNTIME 0x1000 #define OFF_DOORBELL 0x2000 -#define OFF_MSIX_TABLE 0x3000 -#define OFF_MSIX_PBA 0x3800 /* must be power of 2 */ #define LEN_REGS 0x4000 @@ -547,54 +542,28 @@ static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) return &xhci->ports[index]; } -static void xhci_intx_update(XHCIState *xhci) +static void xhci_intr_update(XHCIState *xhci, int v) { - PCIDevice *pci_dev = PCI_DEVICE(xhci); int level = 0; - if (msix_enabled(pci_dev) || - msi_enabled(pci_dev)) { - return; - } - - if (xhci->intr[0].iman & IMAN_IP && - xhci->intr[0].iman & IMAN_IE && - xhci->usbcmd & USBCMD_INTE) { - level = 1; - } - - trace_usb_xhci_irq_intx(level); - pci_set_irq(pci_dev, level); -} - -static void xhci_msix_update(XHCIState *xhci, int v) -{ - PCIDevice *pci_dev = PCI_DEVICE(xhci); - bool enabled; - - if (!msix_enabled(pci_dev)) { - return; - } - - enabled = xhci->intr[v].iman & IMAN_IE; - if (enabled == xhci->intr[v].msix_used) { - return; + if (v == 0) { + if (xhci->intr[0].iman & IMAN_IP && + xhci->intr[0].iman & IMAN_IE && + xhci->usbcmd & USBCMD_INTE) { + level = 1; + } + if (xhci->intr_raise) { + xhci->intr_raise(xhci, 0, level); + } } - - if (enabled) { - trace_usb_xhci_irq_msix_use(v); - msix_vector_use(pci_dev, v); - xhci->intr[v].msix_used = true; - } else { - trace_usb_xhci_irq_msix_unuse(v); - msix_vector_unuse(pci_dev, v); - xhci->intr[v].msix_used = false; + if (xhci->intr_update) { + xhci->intr_update(xhci, v, + xhci->intr[v].iman & IMAN_IE); } } static void xhci_intr_raise(XHCIState *xhci, int v) { - PCIDevice *pci_dev = PCI_DEVICE(xhci); bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); xhci->intr[v].erdp_low |= ERDP_EHB; @@ -611,22 +580,8 @@ static void xhci_intr_raise(XHCIState *xhci, int v) if (!(xhci->usbcmd & USBCMD_INTE)) { return; } - - if (msix_enabled(pci_dev)) { - trace_usb_xhci_irq_msix(v); - msix_notify(pci_dev, v); - return; - } - - if (msi_enabled(pci_dev)) { - trace_usb_xhci_irq_msi(v); - msi_notify(pci_dev, v); - return; - } - - if (v == 0) { - trace_usb_xhci_irq_intx(1); - pci_irq_assert(pci_dev); + if (xhci->intr_raise) { + xhci->intr_raise(xhci, v, true); } } @@ -2717,7 +2672,6 @@ static void xhci_reset(DeviceState *dev) xhci->intr[i].erstba_high = 0; xhci->intr[i].erdp_low = 0; xhci->intr[i].erdp_high = 0; - xhci->intr[i].msix_used = 0; xhci->intr[i].er_ep_idx = 0; xhci->intr[i].er_pcs = 1; @@ -2939,8 +2893,7 @@ static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) static void xhci_oper_write(void *ptr, hwaddr reg, uint64_t val, unsigned size) { - XHCIState *xhci = ptr; - DeviceState *d = DEVICE(ptr); + XHCIState *xhci = XHCI(ptr); trace_usb_xhci_oper_write(reg, val); @@ -2962,15 +2915,15 @@ static void xhci_oper_write(void *ptr, hwaddr reg, xhci->usbcmd = val & 0xc0f; xhci_mfwrap_update(xhci); if (val & USBCMD_HCRST) { - xhci_reset(d); + xhci_reset(DEVICE(xhci)); } - xhci_intx_update(xhci); + xhci_intr_update(xhci, 0); break; case 0x04: /* USBSTS */ /* these bits are write-1-to-clear */ xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); - xhci_intx_update(xhci); + xhci_intr_update(xhci, 0); break; case 0x14: /* DNCTRL */ @@ -3073,10 +3026,7 @@ static void xhci_runtime_write(void *ptr, hwaddr reg, } intr->iman &= ~IMAN_IE; intr->iman |= val & IMAN_IE; - if (v == 0) { - xhci_intx_update(xhci); - } - xhci_msix_update(xhci, v); + xhci_intr_update(xhci, v); break; case 0x04: /* IMOD */ intr->imod = val; @@ -3321,7 +3271,6 @@ static USBBusOps xhci_bus_ops = { static void usb_xhci_init(XHCIState *xhci) { - DeviceState *dev = DEVICE(xhci); XHCIPort *port; unsigned int i, usbports, speedmask; @@ -3336,7 +3285,7 @@ static void usb_xhci_init(XHCIState *xhci) usbports = MAX(xhci->numports_2, xhci->numports_3); xhci->numports = xhci->numports_2 + xhci->numports_3; - usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); + usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, xhci->hostOpaque); for (i = 0; i < usbports; i++) { speedmask = 0; @@ -3376,21 +3325,12 @@ static void usb_xhci_init(XHCIState *xhci) } } -static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) +static void usb_xhci_realize(DeviceState *dev, Error **errp) { - int i, ret; - Error *err = NULL; + int i; XHCIState *xhci = XHCI(dev); - dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ - dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ - dev->config[PCI_CACHE_LINE_SIZE] = 0x10; - dev->config[0x60] = 0x30; /* release number */ - - if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) == 0) { - xhci->nec_quirks = true; - } if (xhci->numintrs > MAXINTRS) { xhci->numintrs = MAXINTRS; } @@ -3412,36 +3352,18 @@ static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) xhci->max_pstreams_mask = 0; } - if (xhci->msi != ON_OFF_AUTO_OFF) { - ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); - /* Any error other than -ENOTSUP(board's MSI support is broken) - * is a programming error */ - assert(!ret || ret == -ENOTSUP); - if (ret && xhci->msi == ON_OFF_AUTO_ON) { - /* Can't satisfy user's explicit msi=on request, fail */ - error_append_hint(&err, "You have to use msi=auto (default) or " - "msi=off with this machine type.\n"); - error_propagate(errp, err); - return; - } - assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); - /* With msi=auto, we fall back to MSI off silently */ - error_free(err); - } - usb_xhci_init(xhci); - xhci->as = pci_get_address_space(dev); xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); - memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); - memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, + memory_region_init(&xhci->mem, OBJECT(dev), "xhci", LEN_REGS); + memory_region_init_io(&xhci->mem_cap, OBJECT(dev), &xhci_cap_ops, xhci, "capabilities", LEN_CAP); - memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, + memory_region_init_io(&xhci->mem_oper, OBJECT(dev), &xhci_oper_ops, xhci, "operational", 0x400); - memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, - "runtime", LEN_RUNTIME); - memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, - "doorbell", LEN_DOORBELL); + memory_region_init_io(&xhci->mem_runtime, OBJECT(dev), &xhci_runtime_ops, + xhci, "runtime", LEN_RUNTIME); + memory_region_init_io(&xhci->mem_doorbell, OBJECT(dev), &xhci_doorbell_ops, + xhci, "doorbell", LEN_DOORBELL); memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); @@ -3452,31 +3374,13 @@ static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) XHCIPort *port = &xhci->ports[i]; uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; port->xhci = xhci; - memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, + memory_region_init_io(&port->mem, OBJECT(dev), &xhci_port_ops, port, port->name, 0x10); memory_region_add_subregion(&xhci->mem, offset, &port->mem); } - - pci_register_bar(dev, 0, - PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, - &xhci->mem); - - if (pci_bus_is_express(pci_get_bus(dev)) || - xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { - ret = pcie_endpoint_cap_init(dev, 0xa0); - assert(ret > 0); - } - - if (xhci->msix != ON_OFF_AUTO_OFF) { - /* TODO check for errors, and should fail when msix=on */ - msix_init(dev, xhci->numintrs, - &xhci->mem, 0, OFF_MSIX_TABLE, - &xhci->mem, 0, OFF_MSIX_PBA, - 0x90, NULL); - } } -static void usb_xhci_exit(PCIDevice *dev) +static void usb_xhci_unrealize(DeviceState *dev) { int i; XHCIState *xhci = XHCI(dev); @@ -3503,19 +3407,12 @@ static void usb_xhci_exit(PCIDevice *dev) memory_region_del_subregion(&xhci->mem, &port->mem); } - /* destroy msix memory region */ - if (dev->msix_table && dev->msix_pba - && dev->msix_entry_used) { - msix_uninit(dev, &xhci->mem, &xhci->mem); - } - usb_bus_release(&xhci->bus); } static int usb_xhci_post_load(void *opaque, int version_id) { XHCIState *xhci = opaque; - PCIDevice *pci_dev = PCI_DEVICE(xhci); XHCISlot *slot; XHCIEPContext *epctx; dma_addr_t dcbaap, pctx; @@ -3561,11 +3458,7 @@ static int usb_xhci_post_load(void *opaque, int version_id) } for (intr = 0; intr < xhci->numintrs; intr++) { - if (xhci->intr[intr].msix_used) { - msix_vector_use(pci_dev, intr); - } else { - msix_vector_unuse(pci_dev, intr); - } + xhci_intr_update(xhci, intr); } return 0; @@ -3652,14 +3545,11 @@ static const VMStateDescription vmstate_xhci_intr = { } }; -static const VMStateDescription vmstate_xhci = { - .name = "xhci", +const VMStateDescription vmstate_xhci = { + .name = "xhci-core", .version_id = 1, .post_load = usb_xhci_post_load, .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(parent_obj, XHCIState), - VMSTATE_MSIX(parent_obj, XHCIState), - VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, vmstate_xhci_port, XHCIPort), VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, @@ -3691,42 +3581,27 @@ static Property xhci_properties[] = { XHCI_FLAG_ENABLE_STREAMS, true), DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), + DEFINE_PROP_LINK("host", XHCIState, hostOpaque, TYPE_DEVICE, + DeviceState *), DEFINE_PROP_END_OF_LIST(), }; -static void xhci_instance_init(Object *obj) -{ - /* QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command - * line, therefore, no need to wait to realize like other devices */ - PCI_DEVICE(obj)->cap_present |= QEMU_PCI_CAP_EXPRESS; -} - static void xhci_class_init(ObjectClass *klass, void *data) { - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass); - dc->vmsd = &vmstate_xhci; - device_class_set_props(dc, xhci_properties); + dc->realize = usb_xhci_realize; + dc->unrealize = usb_xhci_unrealize; dc->reset = xhci_reset; - set_bit(DEVICE_CATEGORY_USB, dc->categories); - k->realize = usb_xhci_realize; - k->exit = usb_xhci_exit; - k->class_id = PCI_CLASS_SERIAL_USB; + device_class_set_props(dc, xhci_properties); + dc->user_creatable = false; } static const TypeInfo xhci_info = { .name = TYPE_XHCI, - .parent = TYPE_PCI_DEVICE, + .parent = TYPE_DEVICE, .instance_size = sizeof(XHCIState), .class_init = xhci_class_init, - .instance_init = xhci_instance_init, - .abstract = true, - .interfaces = (InterfaceInfo[]) { - { INTERFACE_PCIE_DEVICE }, - { INTERFACE_CONVENTIONAL_PCI_DEVICE }, - { } - }, }; static void xhci_register_types(void) diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index effd46c..0040c27 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -24,6 +24,7 @@ #include "qom/object.h" #include "hw/usb.h" +#include "sysemu/dma.h" #define TYPE_XHCI "base-xhci" #define TYPE_NEC_XHCI "nec-usb-xhci" @@ -183,10 +184,8 @@ typedef struct XHCIInterrupter { } XHCIInterrupter; -struct XHCIState { - /*< private >*/ - PCIDevice parent_obj; - /*< public >*/ +typedef struct XHCIState { + DeviceState parent; USBBus bus; MemoryRegion mem; @@ -203,8 +202,9 @@ struct XHCIState { uint32_t numslots; uint32_t flags; uint32_t max_pstreams_mask; - OnOffAuto msi; - OnOffAuto msix; + void (*intr_update)(XHCIState *s, int n, bool enable); + void (*intr_raise)(XHCIState *s, int n, bool level); + DeviceState *hostOpaque; /* Operational Registers */ uint32_t usbcmd; @@ -229,8 +229,9 @@ struct XHCIState { XHCIRing cmd_ring; bool nec_quirks; -}; +} XHCIState; +extern const VMStateDescription vmstate_xhci; bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit); void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit); #endif