From patchwork Mon Feb 27 14:29:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 732907 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vX56K67Jjz9s9r for ; Tue, 28 Feb 2017 02:22:01 +1100 (AEDT) Received: from localhost ([::1]:53569 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciN7f-0003rT-4n for incoming@patchwork.ozlabs.org; Mon, 27 Feb 2017 10:21:59 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37998) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciMJt-00012d-5S for qemu-devel@nongnu.org; Mon, 27 Feb 2017 09:30:34 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciMJp-0007WC-6n for qemu-devel@nongnu.org; Mon, 27 Feb 2017 09:30:33 -0500 Received: from 5.mo6.mail-out.ovh.net ([46.105.54.31]:41776) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciMJp-0007VY-1E for qemu-devel@nongnu.org; Mon, 27 Feb 2017 09:30:29 -0500 Received: from player761.ha.ovh.net (b9.ovh.net [213.186.33.59]) by mo6.mail-out.ovh.net (Postfix) with ESMTP id 0764FB3ABE for ; Mon, 27 Feb 2017 15:30:24 +0100 (CET) Received: from zorba.kaod.org.com (LFbn-1-10647-27.w90-89.abo.wanadoo.fr [90.89.233.27]) (Authenticated sender: clg@kaod.org) by player761.ha.ovh.net (Postfix) with ESMTPSA id 1E5BF48008F; Mon, 27 Feb 2017 15:30:13 +0100 (CET) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Date: Mon, 27 Feb 2017 15:29:14 +0100 Message-Id: <1488205773-30436-8-git-send-email-clg@kaod.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488205773-30436-1-git-send-email-clg@kaod.org> References: <1488205773-30436-1-git-send-email-clg@kaod.org> MIME-Version: 1.0 X-Ovh-Tracer-Id: 4033254945267485670 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrfeelhedrvdeigdeihecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfqggfjpdevjffgvefmvefgnecuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 46.105.54.31 Subject: [Qemu-devel] [PATCH v4 07/26] ppc/xics: introduce a XICSFabric QOM interface to handle ICSs X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This interface provides two simple handlers. One is to get an ICS (Interrupt Source Controller) object from an irq number and a second to resend the irqs when needed. Signed-off-by: Cédric Le Goater Reviewed-by: David Gibson --- Changes since v2: - renamed QOM Interface to XICSFabric hw/intc/xics.c | 7 +++++++ include/hw/ppc/xics.h | 18 ++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/hw/intc/xics.c b/hw/intc/xics.c index c7c9bd600790..433869a696c4 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -745,6 +745,12 @@ static const TypeInfo ics_base_info = { .class_size = sizeof(ICSStateClass), }; +static const TypeInfo xics_fabric_info = { + .name = TYPE_XICS_FABRIC, + .parent = TYPE_INTERFACE, + .class_size = sizeof(XICSFabricClass), +}; + /* * Exported functions */ @@ -785,6 +791,7 @@ static void xics_register_types(void) type_register_static(&ics_simple_info); type_register_static(&ics_base_info); type_register_static(&icp_info); + type_register_static(&xics_fabric_info); } type_init(xics_register_types) diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h index 37d4d9ce3f81..1c43305a0456 100644 --- a/include/hw/ppc/xics.h +++ b/include/hw/ppc/xics.h @@ -178,6 +178,24 @@ struct ICSIRQState { uint8_t flags; }; +typedef struct XICSFabric { + Object parent; +} XICSFabric; + +#define TYPE_XICS_FABRIC "xics-fabric" +#define XICS_FABRIC(obj) \ + OBJECT_CHECK(XICSFabric, (obj), TYPE_XICS_FABRIC) +#define XICS_FABRIC_CLASS(klass) \ + OBJECT_CLASS_CHECK(XICSFabricClass, (klass), TYPE_XICS_FABRIC) +#define XICS_FABRIC_GET_CLASS(obj) \ + OBJECT_GET_CLASS(XICSFabricClass, (obj), TYPE_XICS_FABRIC) + +typedef struct XICSFabricClass { + InterfaceClass parent; + ICSState *(*ics_get)(XICSFabric *xi, int irq); + void (*ics_resend)(XICSFabric *xi); +} XICSFabricClass; + #define XICS_IRQS_SPAPR 1024 qemu_irq xics_get_qirq(XICSState *icp, int irq);