From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AE9AC2D0C0 for ; Fri, 20 Dec 2019 14:32:09 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 D02EB21D7D for ; Fri, 20 Dec 2019 14:32:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="mfiAwc6T" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D02EB21D7D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+iZ3JXv8eB0egl9zIza0JM/V7sx/I/R+vaFoJYk/roo=; b=mfiAwc6TRhnP+R CKJtk1I6Z5mzWUmG0VLI5iLN5TtcOoTtD+vAME+zLlVkKTLJ6ytsI2F4DwFJgE2jtMI8X2PHmYBUq ySXMtCVxa2xXjoh5FCsPyoL+CpL7WTq0ZWnjG9ZBoozT41qxmILNrtFTCl1iQ24JfrWGI4ledWqkL 0f4i6EktrXnitL02bPG99GNce1H2q2NTNPDkI7ll+Tl8O6bz8IRNbKe9m2X8acWddEoDH02h7GAPZ JQStN898aVLv5y9iA0t5vFZjUkW8L6P6DMONAkJjy2+j04XEw6/okNOupPQGCmhWrKKFWzPbk5XaD DinV3c2GZMYVemZvTTEA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iiJJy-000379-Ci; Fri, 20 Dec 2019 14:32:02 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iiJIh-0001zn-C0 for linux-arm-kernel@lists.infradead.org; Fri, 20 Dec 2019 14:30:55 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1304311FB; Fri, 20 Dec 2019 06:30:41 -0800 (PST) Received: from e119886-lin.cambridge.arm.com (unknown [10.37.6.20]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 39E3A3F718; Fri, 20 Dec 2019 06:30:39 -0800 (PST) From: Andrew Murray To: Marc Zyngier , Catalin Marinas , Will Deacon Subject: [PATCH v2 04/18] arm64: KVM: add SPE system registers to sys_reg_descs Date: Fri, 20 Dec 2019 14:30:11 +0000 Message-Id: <20191220143025.33853-5-andrew.murray@arm.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191220143025.33853-1-andrew.murray@arm.com> References: <20191220143025.33853-1-andrew.murray@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191220_063043_491481_8C95896B X-CRM114-Status: UNSURE ( 9.10 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Sudeep Holla , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Sudeep Holla Add the Statistical Profiling Extension(SPE) Profiling Buffer controls registers such that we can provide initial register values and use the sys_regs structure as a store for our SPE context. Signed-off-by: Sudeep Holla [ Reword commit, remove access/reset handlers, defer kvm_arm_support_spe_v1 ] Signed-off-by: Andrew Murray --- arch/arm64/include/asm/kvm_host.h | 12 ++++++++++++ arch/arm64/kvm/sys_regs.c | 11 +++++++++++ 2 files changed, 23 insertions(+) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index f5dcff912645..9eb85f14df90 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -145,6 +145,18 @@ enum vcpu_sysreg { MDCCINT_EL1, /* Monitor Debug Comms Channel Interrupt Enable Reg */ DISR_EL1, /* Deferred Interrupt Status Register */ + /* Statistical Profiling Extension Registers */ + PMSCR_EL1, + PMSICR_EL1, + PMSIRR_EL1, + PMSFCR_EL1, + PMSEVFR_EL1, + PMSLATFR_EL1, + PMSIDR_EL1, + PMBLIMITR_EL1, + PMBPTR_EL1, + PMBSR_EL1, + /* Performance Monitors Registers */ PMCR_EL0, /* Control Register */ PMSELR_EL0, /* Event Counter Selection Register */ diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 46822afc57e0..955b157f9cc5 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1506,6 +1506,17 @@ static const struct sys_reg_desc sys_reg_descs[] = { { SYS_DESC(SYS_FAR_EL1), access_vm_reg, reset_unknown, FAR_EL1 }, { SYS_DESC(SYS_PAR_EL1), NULL, reset_unknown, PAR_EL1 }, + { SYS_DESC(SYS_PMSCR_EL1), NULL, reset_val, PMSCR_EL1, 0 }, + { SYS_DESC(SYS_PMSICR_EL1), NULL, reset_val, PMSICR_EL1, 0 }, + { SYS_DESC(SYS_PMSIRR_EL1), NULL, reset_val, PMSIRR_EL1, 0 }, + { SYS_DESC(SYS_PMSFCR_EL1), NULL, reset_val, PMSFCR_EL1, 0 }, + { SYS_DESC(SYS_PMSEVFR_EL1), NULL, reset_val, PMSEVFR_EL1, 0 }, + { SYS_DESC(SYS_PMSLATFR_EL1), NULL, reset_val, PMSLATFR_EL1, 0 }, + { SYS_DESC(SYS_PMSIDR_EL1), NULL, reset_val, PMSIDR_EL1, 0 }, + { SYS_DESC(SYS_PMBLIMITR_EL1), NULL, reset_val, PMBLIMITR_EL1, 0 }, + { SYS_DESC(SYS_PMBPTR_EL1), NULL, reset_val, PMBPTR_EL1, 0 }, + { SYS_DESC(SYS_PMBSR_EL1), NULL, reset_val, PMBSR_EL1, 0 }, + { SYS_DESC(SYS_PMINTENSET_EL1), access_pminten, reset_unknown, PMINTENSET_EL1 }, { SYS_DESC(SYS_PMINTENCLR_EL1), access_pminten, NULL, PMINTENSET_EL1 }, -- 2.21.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel