From patchwork Thu Nov 12 12:00:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yash Shah X-Patchwork-Id: 11899857 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 04B4A14C0 for ; Thu, 12 Nov 2020 12:01:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD47722241 for ; Thu, 12 Nov 2020 12:01:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=sifive.com header.i=@sifive.com header.b="OPeURLMM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728061AbgKLMBr (ORCPT ); Thu, 12 Nov 2020 07:01:47 -0500 Received: from mail-bn8nam11on2062.outbound.protection.outlook.com ([40.107.236.62]:42880 "EHLO NAM11-BN8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727934AbgKLMB1 (ORCPT ); Thu, 12 Nov 2020 07:01:27 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=gN/vTo+yHRoZlemuQKgXBVOaEov4d7aYz2HTxxEBIMzNhsixzdM5G7WPErPyPKrxO/J3TfoANuueM39VngED9jF37dK5HGVslyRc70uQa/nYIPD6RBIkBQpJD4jnSS3tq6Ddnc7B5ZqAmzDD8eMJ20GWCPhYsCDZBIIB4kTcaxqG64PrkB5Rs5DGZl3LMr2QAPDnZ7Odxf8ixl3DFNQ54XB1uwqLjFz3JXMY9z2vGWKVpAjHhTNPU5CH2J432RyJERul92b16DJvORZ61aKiofv/4+vx+8biCfYQrPVXZsnRHU1MHJrjBFYDH5wTB5NOvJj41YwrQADmxFKt4HUZrw== 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=g8OBlsS7A63dZW1tRakBnxsQUjm3Xy7LciOTf5OSHeE=; b=Xzzy0SXJDO9XicqbexWnuapNeb9JCKTK30Tsm2TN6cL8bIbJJl2maArdWZpP1rst8+BuN+TxI4DWzoZrj6hYrb4VrZqqwuCrrajHi0lKT4b2/yaKdUJ5Xi94uZ/0hVIRMJZedUkLG9Dt/NgjKOA6qCtlTYVNl55PySFVErbjegTRRWGqxXMvIkOONQDUzN95eJCYrifGEBamBI5mvifUe71/XovOUAqSzknF6CcXsIREYqfNC9qoiig9QQ0iNuSriQwgHMGirjo65dyRe/Rl28VQB5PERul7WkMOjho3NQzwiotmlRIctsvlH7O1Bavr25bmA6UOzzKAZtJ3JHDk+g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=openfive.com; dmarc=pass action=none header.from=sifive.com; dkim=pass header.d=sifive.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=g8OBlsS7A63dZW1tRakBnxsQUjm3Xy7LciOTf5OSHeE=; b=OPeURLMMUc+x4No6ER81FrHdqfKHV892cgXAPtVpqgcGmqCUDC1eKLd3TidnV1GGjBDB+w2qt1QLHAVKR0fQHckmdTzgeBxqCY8ALH3IE9tjFEiBDlLEeKx56POBpdL7ZbAmlYaTpAzCIzuX/uVhiN07Tlxe29xfl2dz3OsvoJo= Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=sifive.com; Received: from BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) by BYAPR13MB2392.namprd13.prod.outlook.com (2603:10b6:a02:c5::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.10; Thu, 12 Nov 2020 12:01:24 +0000 Received: from BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513]) by BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513%8]) with mapi id 15.20.3564.021; Thu, 12 Nov 2020 12:01:24 +0000 From: Yash Shah To: robh+dt@kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, bp@alien8.de, mchehab@kernel.org, tony.luck@intel.com, james.morse@arm.com, rric@kernel.org Cc: aou@eecs.berkeley.edu, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, sachin.ghadi@sifive.com, Yash Shah Subject: [PATCH 1/3] dt-bindings: riscv: Add DT documentation for SiFive Bus Error Unit Date: Thu, 12 Nov 2020 17:30:55 +0530 Message-Id: <1605182457-86046-1-git-send-email-yash.shah@sifive.com> X-Mailer: git-send-email 2.7.4 X-Originating-IP: [159.117.144.156] X-ClientProxiedBy: BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) To BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from osubuntu003.open-silicon.com (159.117.144.156) by BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.21 via Frontend Transport; Thu, 12 Nov 2020 12:01:19 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 09f871de-310b-428a-11ce-08d88702ad64 X-MS-TrafficTypeDiagnostic: BYAPR13MB2392: X-LD-Processed: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1,ExtAddr X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5797; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: XVMHETvUiGZyQuAdiFJZZJn6/JIgeis7YOzV1E5Ob5hT6eV4IzRKFTnNXs5JzzZeCdPnv61xG4sULG2lXOZ5Y4RT6gFBwdTWz9YKy5kMl57DmMCE8oTib6Q0ymFyFtZcymySJNmBbefdne57ykKATV0IW9dh+AZHmQIZ3yU3eg0yMmJj5Nr8CToSN++9aOsycZLZvjLsIDHk/pfPkbQWuQVjplHIRCpF6Jeryt1FroJRMKLNtZ1grlq8kmbzDl3Qrck2R+SuyE4SwJT0GqyOurmH3BY96qHb8PAwsbJWrbAP+xSVnuPJLEbiq833czMjY5Nqpiy1+Gx9QQbYy8KjQxt4mBER/tMRyyaiwQNsiMmHc7xZc2YflUR2A49Hc2ocNL5bJQa9elQDY8byhYBCLA== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR13MB4453.namprd13.prod.outlook.com;PTR:;CAT:NONE;SFS:(6029001)(346002)(376002)(396003)(39850400004)(136003)(366004)(8936002)(42882007)(478600001)(5660300002)(66556008)(66476007)(6666004)(6506007)(316002)(36756003)(66946007)(6512007)(44832011)(26005)(16526019)(52116002)(107886003)(2906002)(6486002)(7416002)(966005)(83170400001)(8676002)(4326008)(956004)(186003)(2616005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: 09f871de-310b-428a-11ce-08d88702ad64 X-MS-Exchange-CrossTenant-AuthSource: BY5PR13MB4453.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Nov 2020 12:01:24.4164 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: NcsfSmLahV7XscyHJqm0HsRm8uEvcXKfnQxchID0esNG8Pc27r4SytC6BkBd/6l9na5uaBXgHUUlFqL9inkUvA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR13MB2392 Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org Add DT json-schema for SiFive Bus Error unit present in FU740-C000 chip Signed-off-by: Yash Shah Reviewed-by: Rob Herring --- .../devicetree/bindings/riscv/sifive-beu.yaml | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/riscv/sifive-beu.yaml diff --git a/Documentation/devicetree/bindings/riscv/sifive-beu.yaml b/Documentation/devicetree/bindings/riscv/sifive-beu.yaml new file mode 100644 index 0000000..4697787 --- /dev/null +++ b/Documentation/devicetree/bindings/riscv/sifive-beu.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (C) 2020 SiFive, Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/riscv/sifive-beu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SiFive BUS Error Unit + +maintainers: + - Yash Shah + - Paul Walmsley + +description: + The Bus-Error Unit (BEU) is a per-processor device that records erroneous + events and reports them using platform-level and hart-local interrupts. The + BEU can be configured to generate interrupts on correctable memory errors, + uncorrectable memory errors, and/or TileLink bus errors. + All the properties in ePAPR/DeviceTree specification applies for this platform. + +properties: + compatible: + items: + - const: sifive,fu740-c000-beu + - const: sifive,beu0 + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + +additionalProperties: false + +required: + - compatible + - interrupts + - reg + +examples: + - | + bus-error-unit@1700000 { + compatible = "sifive,fu740-c000-beu", "sifive,beu0"; + reg = <0x1700000 0x1000>; + interrupt-parent = <&plic0>; + interrupts = <65>; + }; From patchwork Thu Nov 12 12:00:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yash Shah X-Patchwork-Id: 11899867 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 F155E16C1 for ; Thu, 12 Nov 2020 12:02:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B24FC22241 for ; Thu, 12 Nov 2020 12:02:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=sifive.com header.i=@sifive.com header.b="KF9Tkw1V" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728185AbgKLMBx (ORCPT ); Thu, 12 Nov 2020 07:01:53 -0500 Received: from mail-bn8nam11on2062.outbound.protection.outlook.com ([40.107.236.62]:42880 "EHLO NAM11-BN8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727147AbgKLMBu (ORCPT ); Thu, 12 Nov 2020 07:01:50 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=CImiXrdV1zE/TBnDXH9bPxZPJAvk3tE6y1p02BgyLgMdr82qIYc5fBW2ZNhb0Qme2JXt+1hmSkjFURBJPZTWmk7SocDG3bivdLG7n6/BlbCEEZHNF0I5Czo4KC0usEU4bG93aixKZJFDSW/oIQAunJE3yYOUB+LRbjewgoGfHNPbcRvYsYa4AzmHAz+f1OKz9C9ToomG3l+RsgiB+kcD11hpgFRxTgYaQEgNd3g8EKC2MqXyiUKe8dzIe56DcIW0T2Gudy8RqDg/GJATUjrHfKogQINF2EodurOX4vr5aWd5CtpRYQJsyu9ZWLTLVgVzj0XnJpU3AMRYDNtefTVlVw== 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=BMMYti2sAncxNQC++YVn/6QrK6d5QOx7DpOdAZRI5/g=; b=i/jfW5qSDPxCdF1v7B3w9VcMQLpusJFm98X2ZOnj8Rdb2CIBn0Idr8eAGTRa68DZxZhGuiLj+YbSUv5ILIwF2POSS1yNkrfI6R/GMO/HY/iiqTmld6oTTqf/2vkhKqmy7tYwLEte/JhSiEjbQUZu7HbJHiAceS3NT3EANJxvp5n4VMLRlsvMYAHoif+uA4ff4kdQ2yfv9o0IL5GmX8a0dKSwyy9AC9C+tu/dbCHXQvnkQgvlj+t5FcJbzxz0Zfj/ifvGDEyIlqxtkdX0RI3MaO/lhPQ6YIGRxL4ES5jKAnVYj6yoeyhn2iN1Aa9Zm2yBkcJgOZ4aCSpt/guVfFQojg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=openfive.com; dmarc=pass action=none header.from=sifive.com; dkim=pass header.d=sifive.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=BMMYti2sAncxNQC++YVn/6QrK6d5QOx7DpOdAZRI5/g=; b=KF9Tkw1VyIee6aa32YHkpMjFNXFEyL5IQ5wEpFoj7vvvxh3kGRIPuEhY33VziWCe5qx0DO4AYqT7hSBQ3G+ESFyJ7RDJOdkPRQ/A8vjM9LWnBxzpwDSGEszKCAy8SmRfY3ufBhO2b7PYDd2VZWNs6H0FKBc1BYYliM4xo4YNTrE= Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=sifive.com; Received: from BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) by BYAPR13MB2392.namprd13.prod.outlook.com (2603:10b6:a02:c5::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.10; Thu, 12 Nov 2020 12:01:29 +0000 Received: from BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513]) by BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513%8]) with mapi id 15.20.3564.021; Thu, 12 Nov 2020 12:01:29 +0000 From: Yash Shah To: robh+dt@kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, bp@alien8.de, mchehab@kernel.org, tony.luck@intel.com, james.morse@arm.com, rric@kernel.org Cc: aou@eecs.berkeley.edu, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, sachin.ghadi@sifive.com, Yash Shah Subject: [PATCH 2/3] soc: sifive: beu: Add support for SiFive Bus Error Unit Date: Thu, 12 Nov 2020 17:30:56 +0530 Message-Id: <1605182457-86046-2-git-send-email-yash.shah@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605182457-86046-1-git-send-email-yash.shah@sifive.com> References: <1605182457-86046-1-git-send-email-yash.shah@sifive.com> X-Originating-IP: [159.117.144.156] X-ClientProxiedBy: BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) To BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from osubuntu003.open-silicon.com (159.117.144.156) by BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.21 via Frontend Transport; Thu, 12 Nov 2020 12:01:24 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 268ed3b7-d3c1-4cab-e73a-08d88702b055 X-MS-TrafficTypeDiagnostic: BYAPR13MB2392: X-LD-Processed: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1,ExtAddr X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4125; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: Qqcqc/Oz1j9ZiiNdG8CkAYtIWwzqJsw16vYhzR4JopG0vadARe/WKDOLT5u5DmsRV+skoLIBaozR4XAjpqxelo5XpFLZoXhE2wlTaMTfbNbiE/s+WZAMzJKXq3on1kmqmWlA0J6zoB/I5yzMGZN6H7yAKS+SW/TY5x9Hh2qXNgInLVnfOHi17mRkVLrHVeP8uCQ3I7n62b3XLOsAI/tKSbkeQa9qKslrm81Di5UQ0Rk/PvtFd2bH6d9XLKd6XsrVrNKgzEYaJodK1E64o5chBCVHv8Bseltsaw9vmwpYo0UpL2SF1bFqhnqztLUcmNAhZaTwzLJLyGL2R3dPXxKxGQ== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR13MB4453.namprd13.prod.outlook.com;PTR:;CAT:NONE;SFS:(6029001)(346002)(376002)(396003)(39850400004)(136003)(366004)(8936002)(42882007)(478600001)(5660300002)(66556008)(66476007)(6666004)(6506007)(316002)(36756003)(66946007)(6512007)(44832011)(26005)(16526019)(52116002)(107886003)(2906002)(6486002)(7416002)(83170400001)(83380400001)(8676002)(4326008)(956004)(186003)(2616005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: 268ed3b7-d3c1-4cab-e73a-08d88702b055 X-MS-Exchange-CrossTenant-AuthSource: BY5PR13MB4453.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Nov 2020 12:01:29.2761 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: vOmMBYmT/HP0HmIvP/qvvSrDVBfXNVuEsoDpoVDV4Kaj1GR+ORTjWWr5HS/Y+e+LfDB4YmCw4UPmoNuXk30LmQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR13MB2392 Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org Add driver support for Bus Error Unit present in SiFive's FU740 chip. Currently the driver reports erroneous events only using Platform-level interrupts. The support for reporting events using hart-local interrupts can be added in future. Signed-off-by: Yash Shah --- drivers/soc/sifive/Kconfig | 5 + drivers/soc/sifive/Makefile | 1 + drivers/soc/sifive/sifive_beu.c | 197 ++++++++++++++++++++++++++++++++++++++++ include/soc/sifive/sifive_beu.h | 16 ++++ 4 files changed, 219 insertions(+) create mode 100644 drivers/soc/sifive/sifive_beu.c create mode 100644 include/soc/sifive/sifive_beu.h diff --git a/drivers/soc/sifive/Kconfig b/drivers/soc/sifive/Kconfig index 58cf8c4..d575fc1 100644 --- a/drivers/soc/sifive/Kconfig +++ b/drivers/soc/sifive/Kconfig @@ -7,4 +7,9 @@ config SIFIVE_L2 help Support for the L2 cache controller on SiFive platforms. +config SIFIVE_BEU + bool "Sifive Bus Error Unit" + help + Support for the Bus Error Unit on SiFive platforms. + endif diff --git a/drivers/soc/sifive/Makefile b/drivers/soc/sifive/Makefile index b5caff7..1b43ecd 100644 --- a/drivers/soc/sifive/Makefile +++ b/drivers/soc/sifive/Makefile @@ -1,3 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_SIFIVE_L2) += sifive_l2_cache.o +obj-$(CONFIG_SIFIVE_BEU) += sifive_beu.o diff --git a/drivers/soc/sifive/sifive_beu.c b/drivers/soc/sifive/sifive_beu.c new file mode 100644 index 0000000..87b69ba --- /dev/null +++ b/drivers/soc/sifive/sifive_beu.c @@ -0,0 +1,197 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * SiFive Bus Error Unit driver + * Copyright (C) 2020 SiFive + * Author: Yash Shah + * + */ + +#include +#include +#include +#include +#include +#include + +#define SIFIVE_BEU_CAUSE 0x00 +#define SIFIVE_BEU_VALUE 0x08 +#define SIFIVE_BEU_ENABLE 0x10 +#define SIFIVE_BEU_PLIC_INTR 0x18 +#define SIFIVE_BEU_ACCRUED 0x20 +#define SIFIVE_BEU_LOCAL_INTR 0x28 + +#define LOCAL_INTERRUPT 0 +#define PLIC_INTERRUPT 1 +#define MAX_ERR_EVENTS 5 + +enum beu_err_events { + RESERVED = -1, + NO_ERR, + ITIM_CORR_ECC = 2, + ITIM_UNCORR_ECC, + TILINKBUS_ERR = 5, + DCACHE_CORR_ECC, + DCACHE_UNCORR_ECC +}; + +static +int err_events[MAX_ERR_EVENTS] = {ITIM_CORR_ECC, ITIM_UNCORR_ECC, TILINKBUS_ERR, + DCACHE_CORR_ECC, DCACHE_UNCORR_ECC}; + +struct beu_sifive_ddata { + void __iomem *regs; + int irq; +}; + +static int beu_enable_event(struct beu_sifive_ddata *ddata, + int event, int intr_type) +{ + unsigned char event_mask = BIT(event), val; + + val = readb(ddata->regs + SIFIVE_BEU_ENABLE); + val |= event_mask; + writeb(val, ddata->regs + SIFIVE_BEU_ENABLE); + + if (intr_type == PLIC_INTERRUPT) { + val = readb(ddata->regs + SIFIVE_BEU_PLIC_INTR); + val |= event_mask; + writeb(val, ddata->regs + SIFIVE_BEU_PLIC_INTR); + } else if (intr_type == LOCAL_INTERRUPT) { + val = readb(ddata->regs + SIFIVE_BEU_LOCAL_INTR); + val |= event_mask; + writeb(event_mask, ddata->regs + SIFIVE_BEU_LOCAL_INTR); + } + + return 0; +} + +static ATOMIC_NOTIFIER_HEAD(beu_chain); + +int register_sifive_beu_error_notifier(struct notifier_block *nb) +{ + return atomic_notifier_chain_register(&beu_chain, nb); +} + +int unregister_sifive_beu_error_notifier(struct notifier_block *nb) +{ + return atomic_notifier_chain_unregister(&beu_chain, nb); +} + +static irqreturn_t beu_sifive_irq(int irq, void *data) +{ + struct beu_sifive_ddata *ddata = data; + unsigned char cause, addr; + + addr = readb(ddata->regs + SIFIVE_BEU_VALUE); + cause = readb(ddata->regs + SIFIVE_BEU_CAUSE); + switch (cause) { + case NO_ERR: + break; + case ITIM_CORR_ECC: + pr_err("BEU: ITIM ECCFIX @ %d\n", addr); + atomic_notifier_call_chain(&beu_chain, SIFIVE_BEU_ERR_TYPE_CE, + "ITIM ECCFIX"); + break; + case ITIM_UNCORR_ECC: + pr_err("BEU: ITIM ECCFAIL @ %d\n", addr); + atomic_notifier_call_chain(&beu_chain, SIFIVE_BEU_ERR_TYPE_UE, + "ITIM ECCFAIL"); + break; + case TILINKBUS_ERR: + pr_err("BEU: Load or Store TILINK BUS ERR occurred\n"); + break; + case DCACHE_CORR_ECC: + pr_err("BEU: DATACACHE ECCFIX @ %d\n", addr); + atomic_notifier_call_chain(&beu_chain, SIFIVE_BEU_ERR_TYPE_CE, + "DCACHE ECCFIX"); + break; + case DCACHE_UNCORR_ECC: + pr_err("BEU: DATACACHE ECCFAIL @ %d\n", addr); + atomic_notifier_call_chain(&beu_chain, SIFIVE_BEU_ERR_TYPE_UE, + "DCACHE ECCFAIL"); + break; + default: + pr_err("BEU: Unidentified cause\n"); + break; + } + writeb(0, ddata->regs + SIFIVE_BEU_CAUSE); + writeb(0, ddata->regs + SIFIVE_BEU_ACCRUED); + + return IRQ_HANDLED; +} + +static int beu_sifive_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct beu_sifive_ddata *ddata; + struct resource *res; + int ret, i; + + ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL); + if (!ddata) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ddata->regs = devm_ioremap_resource(dev, res); + if (IS_ERR(ddata->regs)) { + dev_err(dev, "Unable to map IO resources\n"); + return PTR_ERR(ddata->regs); + } + + ddata->irq = platform_get_irq(pdev, 0); + if (ddata->irq < 0) { + dev_err(dev, "Unable to find interrupt\n"); + ret = ddata->irq; + return ret; + } + + ret = devm_request_irq(dev, ddata->irq, beu_sifive_irq, 0, + dev_name(dev), ddata); + if (ret) { + dev_err(dev, "Unable to request IRQ\n"); + return ret; + } + + for (i = 0; i < MAX_ERR_EVENTS; i++) { + ret = beu_enable_event(ddata, err_events[i], PLIC_INTERRUPT); + if (ret) { + dev_err(dev, "Unable to register PLIC interrupt\n"); + return ret; + } + } + + platform_set_drvdata(pdev, ddata); + + return 0; +} + +static int beu_sifive_remove(struct platform_device *pdev) +{ + struct beu_sifive_ddata *ddata = platform_get_drvdata(pdev); + + /* Mask all error events */ + writeb(0, ddata->regs + SIFIVE_BEU_ENABLE); + writeb(0, ddata->regs + SIFIVE_BEU_PLIC_INTR); + writeb(0, ddata->regs + SIFIVE_BEU_LOCAL_INTR); + + return 0; +} + +static const struct of_device_id beu_sifive_of_match[] = { + { .compatible = "sifive,beu0" }, + {}, +}; +MODULE_DEVICE_TABLE(of, beu_sifive_of_match); + +static struct platform_driver beu_sifive_driver = { + .probe = beu_sifive_probe, + .remove = beu_sifive_remove, + .driver = { + .name = "beu-sifive", + .of_match_table = beu_sifive_of_match, + }, +}; +module_platform_driver(beu_sifive_driver); + +MODULE_DESCRIPTION("SiFive BEU driver"); +MODULE_LICENSE("GPL v2"); diff --git a/include/soc/sifive/sifive_beu.h b/include/soc/sifive/sifive_beu.h new file mode 100644 index 0000000..c2ab688 --- /dev/null +++ b/include/soc/sifive/sifive_beu.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * SiFive Bus Error unit header file + * + */ + +#ifndef __SOC_SIFIVE_BEU_H +#define __SOC_SIFIVE_BEU_H + +extern int register_sifive_beu_error_notifier(struct notifier_block *nb); +extern int unregister_sifive_beu_error_notifier(struct notifier_block *nb); + +#define SIFIVE_BEU_ERR_TYPE_CE 0 +#define SIFIVE_BEU_ERR_TYPE_UE 1 + +#endif /* __SOC_SIFIVE_BEU_H */ From patchwork Thu Nov 12 12:00:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yash Shah X-Patchwork-Id: 11899865 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 4EB0E14C0 for ; Thu, 12 Nov 2020 12:02:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2A6BC2223F for ; Thu, 12 Nov 2020 12:02:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=sifive.com header.i=@sifive.com header.b="gsBsi+Lz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728252AbgKLMB4 (ORCPT ); Thu, 12 Nov 2020 07:01:56 -0500 Received: from mail-bn8nam11on2062.outbound.protection.outlook.com ([40.107.236.62]:42880 "EHLO NAM11-BN8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727934AbgKLMBz (ORCPT ); Thu, 12 Nov 2020 07:01:55 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Hazzx9HYIbfxUSFabvSsaTrufBIdxGH4/BIE+haFXu9N/wDbSdmxu3SskdVMqy8Gg2iOGYK+ijBP2aZNFykB8lS82rXArERJHPuDDn8UfyQpWRE1ybAKZiVmJrWujoc52XIRSuDIdooHmmCOFoW6F1IipWE8DUJMXbCibzqZnIBEXWU/pIf21JZvHQ1asa5yFTsKpbY7sDEOG4DdtDQ5XAPixWD/CGn/dsEUVyij2+QWmgnMCcyOXTVo9A2gSNf132uveD/N1YAfTgFClPwLu1nASq1GyThMiEMt2QsNm7cBYL4CKOOlUg06+/cLrf0xxgZfVr/SmsbBbjPCq5IJPg== 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=jk35HmHaCh8T/ew9e7fqwsiYaRqeL7aGgmL8crUZzWM=; b=Yolqj4hGvRY900W0G4cJJbvyXzycQFxWJrEoT4Jq/mHQ9i19+/WZ0K2q81+w3tgZ1Gl4RI8NJ4I1IRxzXZJdMKb3xOSMtmZT/7LpWP/DYIL4/M4B/aX0MkeBqdsMQtOtJW9sv0CTJI1qr751953lZ4lIgumaGkpAQ6OiRszLTwS8EInIbjAfSxciwysVjE8IfGqRRzXV/XBGx3yYdWJDW7x0Iuhtng8y2bK1qHiYj8/53N7bdb7PCcJNj97R4eOxtNgCIXuSNOjKTqSuHj+Aq3Q/x+HGpImhtVNyEW9nCHhfPy1+ImpsdeAU7TZS19pocLQ6j5YQL9B4RmYj5Ox8hA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=openfive.com; dmarc=pass action=none header.from=sifive.com; dkim=pass header.d=sifive.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=jk35HmHaCh8T/ew9e7fqwsiYaRqeL7aGgmL8crUZzWM=; b=gsBsi+LzaWb1ThqugqO2Y1y5ieYXILND9kLN96UOhavDtbdprmg8e2o73RRGltRkc6j1KEh6NHI23YnAQ4uD024z8272iCBnyxulqO2CMRwSWO7MXPItxUsw0yWlk9lX9XQjoCNPxBKFikB4srkXYteNB3aa19hQtJD+i0O2Fq0= Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=sifive.com; Received: from BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) by BYAPR13MB2392.namprd13.prod.outlook.com (2603:10b6:a02:c5::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.10; Thu, 12 Nov 2020 12:01:34 +0000 Received: from BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513]) by BY5PR13MB4453.namprd13.prod.outlook.com ([fe80::2c46:9095:ba12:6513%8]) with mapi id 15.20.3564.021; Thu, 12 Nov 2020 12:01:34 +0000 From: Yash Shah To: robh+dt@kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, bp@alien8.de, mchehab@kernel.org, tony.luck@intel.com, james.morse@arm.com, rric@kernel.org Cc: aou@eecs.berkeley.edu, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, sachin.ghadi@sifive.com, Yash Shah Subject: [PATCH 3/3] EDAC/sifive: Add support for SiFive BEU in SiFive platform EDAC Date: Thu, 12 Nov 2020 17:30:57 +0530 Message-Id: <1605182457-86046-3-git-send-email-yash.shah@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605182457-86046-1-git-send-email-yash.shah@sifive.com> References: <1605182457-86046-1-git-send-email-yash.shah@sifive.com> X-Originating-IP: [159.117.144.156] X-ClientProxiedBy: BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) To BY5PR13MB4453.namprd13.prod.outlook.com (2603:10b6:a03:1d1::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from osubuntu003.open-silicon.com (159.117.144.156) by BMXPR01CA0024.INDPRD01.PROD.OUTLOOK.COM (2603:1096:b00:d::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.21 via Frontend Transport; Thu, 12 Nov 2020 12:01:29 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: df0bbe6f-793c-4a44-6e5d-08d88702b33b X-MS-TrafficTypeDiagnostic: BYAPR13MB2392: X-LD-Processed: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1,ExtAddr X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:849; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: X0EQxBPUztdy6vmIwKz8JNyZtOmmckF2KJ7zznoosPWk3e1KZH7tR0u6FqjtXfa1k7m3pUw4PGDTbDvfTv9T9hk7UOiztzGh+/jLSOn0cVAvtTeVS8YUi1z9uONBP2t1yyY5bA77TKo/fZoxvsuR9PTqBZbBkAzqi0q6+k+8zPOjGNB7dB65dOyjYfh9N4r7Iuqyl70VHsVdT8g0Jty2ZNwqgBioawVpygKxtcTcUSasb4IdCqiZxTRqs6TzHtRQq2F49XTdQf6qDJXzUc5VoEY32Mk2o9srreeQ1c68uU7BdA0C7Jv9VmqKZx5T2sUJmQyueke/VVuVaJ0jyWEjug== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR13MB4453.namprd13.prod.outlook.com;PTR:;CAT:NONE;SFS:(6029001)(346002)(376002)(396003)(39850400004)(136003)(366004)(8936002)(42882007)(478600001)(5660300002)(66556008)(66476007)(6666004)(6506007)(316002)(36756003)(66946007)(6512007)(44832011)(26005)(16526019)(52116002)(107886003)(2906002)(6486002)(7416002)(83170400001)(83380400001)(8676002)(4326008)(956004)(186003)(2616005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: df0bbe6f-793c-4a44-6e5d-08d88702b33b X-MS-Exchange-CrossTenant-AuthSource: BY5PR13MB4453.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Nov 2020 12:01:34.1547 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 9BjAPE/qG72erWR7tarrc7ehZYzcDFpW1ZglEZG52vUqJjP82I6Ko3snciy/6uVDE9cGEXLXzjteL9JSz9Xg3A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR13MB2392 Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org Register for ECC error events from SiFive BEU in SiFive platform EDAC driver. Signed-off-by: Yash Shah Acked-by: Borislav Petkov --- drivers/edac/Kconfig | 2 +- drivers/edac/sifive_edac.c | 13 +++++++++++-- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig index 7a47680..8f662ff 100644 --- a/drivers/edac/Kconfig +++ b/drivers/edac/Kconfig @@ -469,7 +469,7 @@ config EDAC_ALTERA_SDMMC config EDAC_SIFIVE bool "Sifive platform EDAC driver" - depends on EDAC=y && SIFIVE_L2 + depends on EDAC=y && (SIFIVE_L2 || SIFIVE_BEU) help Support for error detection and correction on the SiFive SoCs. diff --git a/drivers/edac/sifive_edac.c b/drivers/edac/sifive_edac.c index 3a3dcb1..0f6d457 100644 --- a/drivers/edac/sifive_edac.c +++ b/drivers/edac/sifive_edac.c @@ -11,6 +11,7 @@ #include #include "edac_module.h" #include +#include #define DRVNAME "sifive_edac" @@ -67,7 +68,11 @@ static int ecc_register(struct platform_device *pdev) goto err; } - register_sifive_l2_error_notifier(&p->notifier); + if (IS_ENABLED(CONFIG_SIFIVE_L2)) + register_sifive_l2_error_notifier(&p->notifier); + + if (IS_ENABLED(CONFIG_SIFIVE_BEU)) + register_sifive_beu_error_notifier(&p->notifier); return 0; @@ -81,7 +86,11 @@ static int ecc_unregister(struct platform_device *pdev) { struct sifive_edac_priv *p = platform_get_drvdata(pdev); - unregister_sifive_l2_error_notifier(&p->notifier); + if (IS_ENABLED(CONFIG_SIFIVE_L2)) + unregister_sifive_l2_error_notifier(&p->notifier); + if (IS_ENABLED(CONFIG_SIFIVE_BEU)) + unregister_sifive_beu_error_notifier(&p->notifier); + edac_device_del_device(&pdev->dev); edac_device_free_ctl_info(p->dci);