From nobody Tue Feb 10 01:16:23 2026 Delivered-To: importer@patchew.org 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; Authentication-Results: mx.zohomail.com; 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 ARC-Seal: i=1; a=rsa-sha256; t=1574665743; cv=none; d=zohomail.com; s=zohoarc; b=Uad6pt1whX7Jpd8LKuco1qZXKNkhDaUlj1ctHmAY9AOiG/UApKtqJX2IpcoYWgNPT3bU9rYLSwC3kWeyQsGcGvHPT0NarkpE9vNuEPFGZ56tAm55R52QExZ4XmQIK8JKlLIMta2y/jiBTGZISwJZcGpIzgsWzX6yw2dG6qLL0q8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1574665743; h=Content-Type: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=6H0FFsuo09+keOTzOi+fWpsNOquZ4ViYSnNi2ZOmbeQ=; b=LuyAgNajwLuA5NSDnCVtXJRdGWiJS4EiJwoxvnJA8/6fX74Kn0vKGB8FqA5WvF6d/oKvTWNXrQwJMzIeK+uaJLKKA/qguJ1bK3TsakygV8JkbNUyfic3+kSgBMWg3lqN/vEb39g4AeYwR1Yep1nqApqla9U3Xm2gEUGOM3fwGdo= ARC-Authentication-Results: i=1; mx.zohomail.com; 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1574665743037302.6236329634984; Sun, 24 Nov 2019 23:09:03 -0800 (PST) Received: from localhost ([::1]:40838 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iZ8UX-0004Hi-Im for importer@patchew.org; Mon, 25 Nov 2019 02:09:01 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:41630) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iZ8LC-0002cS-A8 for qemu-devel@nongnu.org; Mon, 25 Nov 2019 01:59:23 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iZ8LA-0001a5-W5 for qemu-devel@nongnu.org; Mon, 25 Nov 2019 01:59:22 -0500 Received: from 2.mo173.mail-out.ovh.net ([178.33.251.49]:53371) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iZ8LA-0001Yy-QC for qemu-devel@nongnu.org; Mon, 25 Nov 2019 01:59:20 -0500 Received: from player697.ha.ovh.net (unknown [10.109.159.48]) by mo173.mail-out.ovh.net (Postfix) with ESMTP id 4CBDB123FAD for ; Mon, 25 Nov 2019 07:59:19 +0100 (CET) Received: from kaod.org (lfbn-1-2229-223.w90-76.abo.wanadoo.fr [90.76.50.223]) (Authenticated sender: clg@kaod.org) by player697.ha.ovh.net (Postfix) with ESMTPSA id 9482EC80952F; Mon, 25 Nov 2019 06:59:13 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Subject: [PATCH v6 08/20] ppc/xive: Introduce a XiveFabric interface Date: Mon, 25 Nov 2019 07:58:08 +0100 Message-Id: <20191125065820.927-9-clg@kaod.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191125065820.927-1-clg@kaod.org> References: <20191125065820.927-1-clg@kaod.org> MIME-Version: 1.0 X-Ovh-Tracer-Id: 8919097587041405926 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedufedrudeitddggeduucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdqfffguegfifdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvufffkffojghfgggtgfesthekredtredtjeenucfhrhhomhepveorughrihgtucfnvgcuifhorghtvghruceotghlgheskhgrohgurdhorhhgqeenucfkpheptddrtddrtddrtddpledtrdejiedrhedtrddvvdefnecurfgrrhgrmhepmhhouggvpehsmhhtphdqohhuthdphhgvlhhopehplhgrhigvrheileejrdhhrgdrohhvhhdrnhgvthdpihhnvghtpedtrddtrddtrddtpdhmrghilhhfrhhomheptghlgheskhgrohgurdhorhhgpdhrtghpthhtohepqhgvmhhuqdguvghvvghlsehnohhnghhnuhdrohhrghenucevlhhushhtvghrufhiiigvpeef Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 178.33.251.49 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: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , qemu-ppc@nongnu.org, Greg Kurz , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" The XiveFabric QOM interface acts as the PowerBUS interface between the interrupt controller and the system and should be implemented by the QEMU machine. On HW, the XIVE sub-engine is responsible for the communication with the other chip is the Common Queue (CQ) bridge unit. This interface offers a 'match_nvt' handler to perform the CAM line matching when looking for a XIVE Presenter with a dispatched NVT. Reviewed-by: Greg Kurz Signed-off-by: C=C3=A9dric Le Goater --- include/hw/ppc/xive.h | 22 ++++++++++++++++++++++ hw/intc/xive.c | 10 ++++++++++ 2 files changed, 32 insertions(+) diff --git a/include/hw/ppc/xive.h b/include/hw/ppc/xive.h index f9aa0fa0dac3..b00af988779b 100644 --- a/include/hw/ppc/xive.h +++ b/include/hw/ppc/xive.h @@ -399,6 +399,28 @@ int xive_presenter_tctx_match(XivePresenter *xptr, Xiv= eTCTX *tctx, uint8_t nvt_blk, uint32_t nvt_idx, bool cam_ignore, uint32_t logic_serv); =20 +/* + * XIVE Fabric (Interface between Interrupt Controller and Machine) + */ + +typedef struct XiveFabric XiveFabric; + +#define TYPE_XIVE_FABRIC "xive-fabric" +#define XIVE_FABRIC(obj) \ + INTERFACE_CHECK(XiveFabric, (obj), TYPE_XIVE_FABRIC) +#define XIVE_FABRIC_CLASS(klass) \ + OBJECT_CLASS_CHECK(XiveFabricClass, (klass), TYPE_XIVE_FABRIC) +#define XIVE_FABRIC_GET_CLASS(obj) \ + OBJECT_GET_CLASS(XiveFabricClass, (obj), TYPE_XIVE_FABRIC) + +typedef struct XiveFabricClass { + InterfaceClass parent; + int (*match_nvt)(XiveFabric *xfb, uint8_t format, + uint8_t nvt_blk, uint32_t nvt_idx, + bool cam_ignore, uint8_t priority, + uint32_t logic_serv, XiveTCTXMatch *match); +} XiveFabricClass; + /* * XIVE END ESBs */ diff --git a/hw/intc/xive.c b/hw/intc/xive.c index da6196ca958f..1c9e58f8deac 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -1893,8 +1893,18 @@ static const TypeInfo xive_presenter_info =3D { .class_size =3D sizeof(XivePresenterClass), }; =20 +/* + * XIVE Fabric + */ +static const TypeInfo xive_fabric_info =3D { + .name =3D TYPE_XIVE_FABRIC, + .parent =3D TYPE_INTERFACE, + .class_size =3D sizeof(XiveFabricClass), +}; + static void xive_register_types(void) { + type_register_static(&xive_fabric_info); type_register_static(&xive_source_info); type_register_static(&xive_notifier_info); type_register_static(&xive_presenter_info); --=20 2.21.0