From patchwork Tue Oct 3 03:52:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 729113 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0725FE776FC for ; Tue, 3 Oct 2023 03:52:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230146AbjJCDwv (ORCPT ); Mon, 2 Oct 2023 23:52:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45940 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230132AbjJCDws (ORCPT ); Mon, 2 Oct 2023 23:52:48 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2B7CBF for ; Mon, 2 Oct 2023 20:52:45 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id d2e1a72fcca58-690f7bf73ddso331866b3a.2 for ; Mon, 02 Oct 2023 20:52:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1696305165; x=1696909965; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=FNMR0z51QCYQRxm83f6KHDy6IPGxun19enYMfTcEza0=; b=QkxkSBgU0yqr1xAK2FzOjLJYXVlFBVpvKCG4XIVqUKS6nyOfceCUxbMB/MWrM/ZTmd iFKl6a4sGUzd30xFqsnFRmZiexIPntiW/MLovHuymwFTbr741ChEiM30QqBYLUkhBpDr LnoMnq6nkZdzbtrSMXm2izGbunYhToDUxJYc5adRXLmz0YFnQ/JSFxZNzQ1o1W6dKwfm hgqQzs/u2vxojQsT8Su8xAiYhQlsRvZtnauTNvCiTP0vmyuH6pmn58Luus88ATxAAhXh c8d3ZblB2UcEgCPWZJCpPxsL6PF1Wws5rOFahxL6JSYdGm4n21S9cqHiDKS+Y9mnVRsv XIdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696305165; x=1696909965; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=FNMR0z51QCYQRxm83f6KHDy6IPGxun19enYMfTcEza0=; b=IZ/gM0dpKxGkOyavMjfo5IqkHhsBxFkpMo9NBX6mbfQ29m1/zmy5ks05l3OKXgqNnL tAL1uHE/aMb+PRAN5xiC0cKLe7i5MtBz/9Ca7RxSNesz85AV1AtXQehKyMGUGnX8R5WG C54UIO6kAr6vVJK/uNjYhIwLblwE3/yirQKAs2WDBpbJTehH6LZGa9O9RAFPpaiQNo9r YlbK1CuVocUw6RM0kUR/PnHRyWqi9C7kgMbQwVgtqM+9HQdF4N1FrqchEUPjk8ojal02 bx2bKU3QWyHmFtq6E70AJ041mQNM7yKirZyxuWpZL2otDGMisBp0E1rQtXknBgFJC9Er UC2A== X-Gm-Message-State: AOJu0YzRfv/e67IrF12dY4Kv1XrT+uX9Ps7P9M+IlW7I1mv5LyRPELkA qqzbsLVaGRB1HovcEzg17ZMqKQ== X-Google-Smtp-Source: AGHT+IEXaDcHzxAlzMbKUPrZP+5G33t2w1p3iqVmidYV0CelUUVsWLM8+GU6BDI/ydkZJPXQ8ve69w== X-Received: by 2002:a05:6a21:99a8:b0:161:76a4:4f79 with SMTP id ve40-20020a056a2199a800b0016176a44f79mr13310303pzb.23.1696305165279; Mon, 02 Oct 2023 20:52:45 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([171.76.84.132]) by smtp.gmail.com with ESMTPSA id ja7-20020a170902efc700b001bf846dd2d0sm277381plb.13.2023.10.02.20.52.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Oct 2023 20:52:44 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra , Palmer Dabbelt , Paul Walmsley , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Shuah Khan Cc: Andrew Jones , Mayuresh Chitale , devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Anup Patel , Conor Dooley Subject: [PATCH v3 1/6] dt-bindings: riscv: Add Zicond extension entry Date: Tue, 3 Oct 2023 09:22:21 +0530 Message-Id: <20231003035226.1945725-2-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231003035226.1945725-1-apatel@ventanamicro.com> References: <20231003035226.1945725-1-apatel@ventanamicro.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add an entry for the Zicond extension to the riscv,isa-extensions property. Signed-off-by: Anup Patel Reviewed-by: Andrew Jones Reviewed-by: Conor Dooley --- Documentation/devicetree/bindings/riscv/extensions.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 36ff6749fbba..c91ab0e46648 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -218,6 +218,12 @@ properties: ratified in the 20191213 version of the unprivileged ISA specification. + - const: zicond + description: + The standard Zicond extension for conditional arithmetic and + conditional-select/move operations as ratified in commit 95cf1f9 + ("Add changes requested by Ved during signoff") of riscv-zicond. + - const: zicsr description: | The standard Zicsr extension for control and status register From patchwork Tue Oct 3 03:52:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 729112 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61E5DE776FC for ; Tue, 3 Oct 2023 03:53:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239045AbjJCDxG (ORCPT ); Mon, 2 Oct 2023 23:53:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239048AbjJCDxF (ORCPT ); Mon, 2 Oct 2023 23:53:05 -0400 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7ABCDF9 for ; Mon, 2 Oct 2023 20:52:56 -0700 (PDT) Received: by mail-pl1-x62d.google.com with SMTP id d9443c01a7336-1c752caeaa6so3433995ad.1 for ; Mon, 02 Oct 2023 20:52:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1696305175; x=1696909975; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=PR9YD+pr7hv0tmO2NOz2gpQmVbaE/cJ/IAsO/LYC7Pc=; b=XndW1qrhTVSGZgMXpNzg31W8cUV7jQiFtUtpcG8iZmQmgibFRs4af+6llaF/WgscTR bhJU3jLvF+1MzNzf9MvoXDAIRAaGy0ZCx34pMBVh0fmoN+p+Xl7GxQ9CZDg69mXsglzz K4JAYafHcHA8Xr4efF83MALAK0eOgEy779VYsKIqwLwfjt8BK16vzHq1XcC01lXA/g3C sDHOQmdxdYvWocjiPuKgXiDg1n8544wAEOIxl6Lk1SN8oD39k5AdClp3DLMlW7lZZ/Wb bRVVBsobZ0hYOdI5ruv6WejKVSNrCpn90ar8weL6zY7dRQ6tEtoFMdm5VRtp9om0PEnh 29Kg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696305175; x=1696909975; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=PR9YD+pr7hv0tmO2NOz2gpQmVbaE/cJ/IAsO/LYC7Pc=; b=Cd3jh+QpdM3XaWqmqwBmhUFNzKhu7YSDQN4TiCIubY78mcje2b84NHvVLQunNyM09F cdzVioULaOMzfDVGfgRrLO2K7W17TY2WFpXrzvOGNQDnQkPWsl8tvUTV6Pf/JhtlDIMj YGBdNk2yOzvzC0W36JfaUNNfWoRa4/4RdBJrZGR4O3bg3EvsY5VwlGdaPOE2sY2o3ggt knQiI8n8ZVxQ69DP5sQbtY+NuBHmqYhJvpGzFo7CtC9ej7oSc+P5OtI2RHB6Ov5dT9Sq Wa9IGpPhatp1sRXKAn5971nf+RLR+r9pB7L2ja8XakFtxstG2whmLFKKcyCJN2l6ZDJD fVdw== X-Gm-Message-State: AOJu0YxJewYHfYMbadIhFhyIPvQ48B+PUci+0o0pFNcXnlWgdwVsOwSU 3asWSnq19crF5kznGLPQv7pMLw== X-Google-Smtp-Source: AGHT+IHVWdwg/sK94Dq4Rgb1USUh5bXBpGZ0ZnKGbSP+03oAaRBZUxn2NXa8Zq60ZS2d7KJ4sbaXhg== X-Received: by 2002:a17:903:244d:b0:1c3:2ee6:3802 with SMTP id l13-20020a170903244d00b001c32ee63802mr13278709pls.47.1696305175387; Mon, 02 Oct 2023 20:52:55 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([171.76.84.132]) by smtp.gmail.com with ESMTPSA id ja7-20020a170902efc700b001bf846dd2d0sm277381plb.13.2023.10.02.20.52.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Oct 2023 20:52:54 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra , Palmer Dabbelt , Paul Walmsley , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Shuah Khan Cc: Andrew Jones , Mayuresh Chitale , devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Anup Patel Subject: [PATCH v3 3/6] RISC-V: KVM: Allow Zicond extension for Guest/VM Date: Tue, 3 Oct 2023 09:22:23 +0530 Message-Id: <20231003035226.1945725-4-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231003035226.1945725-1-apatel@ventanamicro.com> References: <20231003035226.1945725-1-apatel@ventanamicro.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org We extend the KVM ISA extension ONE_REG interface to allow KVM user space to detect and enable Zicond extension for Guest/VM. Signed-off-by: Anup Patel Reviewed-by: Andrew Jones --- arch/riscv/include/uapi/asm/kvm.h | 1 + arch/riscv/kvm/vcpu_onereg.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h index b1baf6f096a3..917d8cc2489e 100644 --- a/arch/riscv/include/uapi/asm/kvm.h +++ b/arch/riscv/include/uapi/asm/kvm.h @@ -138,6 +138,7 @@ enum KVM_RISCV_ISA_EXT_ID { KVM_RISCV_ISA_EXT_ZIFENCEI, KVM_RISCV_ISA_EXT_ZIHPM, KVM_RISCV_ISA_EXT_SMSTATEEN, + KVM_RISCV_ISA_EXT_ZICOND, KVM_RISCV_ISA_EXT_MAX, }; diff --git a/arch/riscv/kvm/vcpu_onereg.c b/arch/riscv/kvm/vcpu_onereg.c index 388599fcf684..c6ebce6126b5 100644 --- a/arch/riscv/kvm/vcpu_onereg.c +++ b/arch/riscv/kvm/vcpu_onereg.c @@ -46,6 +46,7 @@ static const unsigned long kvm_isa_ext_arr[] = { KVM_ISA_EXT_ARR(ZICBOM), KVM_ISA_EXT_ARR(ZICBOZ), KVM_ISA_EXT_ARR(ZICNTR), + KVM_ISA_EXT_ARR(ZICOND), KVM_ISA_EXT_ARR(ZICSR), KVM_ISA_EXT_ARR(ZIFENCEI), KVM_ISA_EXT_ARR(ZIHINTPAUSE), @@ -93,6 +94,7 @@ static bool kvm_riscv_vcpu_isa_disable_allowed(unsigned long ext) case KVM_RISCV_ISA_EXT_ZBB: case KVM_RISCV_ISA_EXT_ZBS: case KVM_RISCV_ISA_EXT_ZICNTR: + case KVM_RISCV_ISA_EXT_ZICOND: case KVM_RISCV_ISA_EXT_ZICSR: case KVM_RISCV_ISA_EXT_ZIFENCEI: case KVM_RISCV_ISA_EXT_ZIHINTPAUSE: From patchwork Tue Oct 3 03:52:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 729111 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D75EDE784A8 for ; Tue, 3 Oct 2023 03:53:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239053AbjJCDxX (ORCPT ); Mon, 2 Oct 2023 23:53:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239073AbjJCDxT (ORCPT ); Mon, 2 Oct 2023 23:53:19 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F157D112 for ; Mon, 2 Oct 2023 20:53:05 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1c3f97f2239so3767465ad.0 for ; Mon, 02 Oct 2023 20:53:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1696305185; x=1696909985; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=uNHkjMM9HHYX8X83JcKOMwoHgKf/W4d95vsynq44CKo=; b=Xjx551QKjNTT10UwvcHUpTKwgSNpfC0K/VSYUrheVC65rfOnViJkBc9EsRrV88FsMJ zgTBXgbCmwY5nyJXzAtLTwMnUIwCa0lUr/Km5NWm+vmZ5SGQW9p+qd93O1M+4B4Nn8eM PNjDrlysdAHRa2iEZQIHy5TYTU2kIXvYUuI3rHj1o21U+ki3ba0ZrdozjP3OC0JzXtOg OwwX2WsQImpiiowdhSHc+4N+iMdzyBw2cq0jdrWQeO1f9+HyxsombSlJnIUFhGoimhG9 MkLMESKHB4ALdqCnJuZqzwoOnDZ1wckQfASlW+Kk6DmyiXManlcVd4MRJuQ2dSweopp0 JEOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696305185; x=1696909985; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=uNHkjMM9HHYX8X83JcKOMwoHgKf/W4d95vsynq44CKo=; b=G9X0isI4G6kZcttDi3ZlkyDtGqWtzGOIC6FshcHppn/H3ZsrqdbBn7KMHqR0j2ILwd r1RZbJ7TTnFfk5iWu+BO6Cxy1IVZqY32LVyXTWi/2rAPay5ZqdbJz2eFnwG3pj/RkGfk 5BcpC1dagYL+ZedqdiioImjB7ZdjJ4sk0j/RObsHzuUvHM1tZ4fsrMXigk37Rw+DTqgb PdEv5sIpvgwBfODSzmlE7Lik1W0bkhUlSPqLU94QyoGo66WvAnAf6df2koWKYoM5ToUW hD2fw6RpUKRjTOHoR1f5UR0j2zGV3MdjI0Zj4W2Gw5RalLNKyY9JnaykZn/E6xHYu9Ok WeYw== X-Gm-Message-State: AOJu0Yzgz5Q0PXy0jkZyN+lCjbMSpTovnlr1R25CFqs3yI9dYh4y4GgC musu5yWkjobYT6bv9uRUvBNHlA== X-Google-Smtp-Source: AGHT+IH9oz/kuIZIp/ZgruyeZ4AtQo9yUx4+ANVBCHNlKxlrjpKUWGdvAqvEer5x/ZfYlM6knxcDrg== X-Received: by 2002:a17:903:2309:b0:1bd:d911:2a85 with SMTP id d9-20020a170903230900b001bdd9112a85mr16292011plh.12.1696305185046; Mon, 02 Oct 2023 20:53:05 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([171.76.84.132]) by smtp.gmail.com with ESMTPSA id ja7-20020a170902efc700b001bf846dd2d0sm277381plb.13.2023.10.02.20.53.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Oct 2023 20:53:04 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra , Palmer Dabbelt , Paul Walmsley , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Shuah Khan Cc: Andrew Jones , Mayuresh Chitale , devicetree@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Anup Patel Subject: [PATCH v3 5/6] KVM: riscv: selftests: Add smstateen registers to get-reg-list test Date: Tue, 3 Oct 2023 09:22:25 +0530 Message-Id: <20231003035226.1945725-6-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231003035226.1945725-1-apatel@ventanamicro.com> References: <20231003035226.1945725-1-apatel@ventanamicro.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org We have a new smstateen registers as separate sub-type of CSR ONE_REG interface so let us add these registers to get-reg-list test. Signed-off-by: Anup Patel Reviewed-by: Andrew Jones --- .../selftests/kvm/riscv/get-reg-list.c | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/tools/testing/selftests/kvm/riscv/get-reg-list.c b/tools/testing/selftests/kvm/riscv/get-reg-list.c index 6cec0ef75cc7..625118d53b74 100644 --- a/tools/testing/selftests/kvm/riscv/get-reg-list.c +++ b/tools/testing/selftests/kvm/riscv/get-reg-list.c @@ -36,6 +36,7 @@ bool filter_reg(__u64 reg) case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_I: case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_M: case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_V: + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SMSTATEEN: case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSAIA: case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSTC: case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SVINVAL: @@ -186,6 +187,8 @@ static const char *core_id_to_str(const char *prefix, __u64 id) "KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(" #csr ")" #define RISCV_CSR_AIA(csr) \ "KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_REG(" #csr ")" +#define RISCV_CSR_SMSTATEEN(csr) \ + "KVM_REG_RISCV_CSR_SMSTATEEN | KVM_REG_RISCV_CSR_REG(" #csr ")" static const char *general_csr_id_to_str(__u64 reg_off) { @@ -243,6 +246,18 @@ static const char *aia_csr_id_to_str(__u64 reg_off) return NULL; } +static const char *smstateen_csr_id_to_str(__u64 reg_off) +{ + /* reg_off is the offset into struct kvm_riscv_smstateen_csr */ + switch (reg_off) { + case KVM_REG_RISCV_CSR_SMSTATEEN_REG(sstateen0): + return RISCV_CSR_SMSTATEEN(sstateen0); + } + + TEST_FAIL("Unknown smstateen csr reg: 0x%llx", reg_off); + return NULL; +} + static const char *csr_id_to_str(const char *prefix, __u64 id) { __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_CSR); @@ -255,6 +270,8 @@ static const char *csr_id_to_str(const char *prefix, __u64 id) return general_csr_id_to_str(reg_off); case KVM_REG_RISCV_CSR_AIA: return aia_csr_id_to_str(reg_off); + case KVM_REG_RISCV_CSR_SMSTATEEN: + return smstateen_csr_id_to_str(reg_off); } TEST_FAIL("%s: Unknown csr subtype: 0x%llx", prefix, reg_subtype); @@ -332,6 +349,7 @@ static const char *isa_ext_id_to_str(__u64 id) KVM_ISA_EXT_ARR(I), KVM_ISA_EXT_ARR(M), KVM_ISA_EXT_ARR(V), + KVM_ISA_EXT_ARR(SMSTATEEN), KVM_ISA_EXT_ARR(SSAIA), KVM_ISA_EXT_ARR(SSTC), KVM_ISA_EXT_ARR(SVINVAL), @@ -637,6 +655,11 @@ static __u64 aia_regs[] = { KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSAIA, }; +static __u64 smstateen_regs[] = { + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_SMSTATEEN | KVM_REG_RISCV_CSR_SMSTATEEN_REG(sstateen0), + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SMSTATEEN, +}; + static __u64 fp_f_regs[] = { KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[0]), KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[1]), @@ -744,6 +767,8 @@ static __u64 fp_d_regs[] = { {"zihpm", .feature = KVM_RISCV_ISA_EXT_ZIHPM, .regs = zihpm_regs, .regs_n = ARRAY_SIZE(zihpm_regs),} #define AIA_REGS_SUBLIST \ {"aia", .feature = KVM_RISCV_ISA_EXT_SSAIA, .regs = aia_regs, .regs_n = ARRAY_SIZE(aia_regs),} +#define SMSTATEEN_REGS_SUBLIST \ + {"smstateen", .feature = KVM_RISCV_ISA_EXT_SMSTATEEN, .regs = smstateen_regs, .regs_n = ARRAY_SIZE(smstateen_regs),} #define FP_F_REGS_SUBLIST \ {"fp_f", .feature = KVM_RISCV_ISA_EXT_F, .regs = fp_f_regs, \ .regs_n = ARRAY_SIZE(fp_f_regs),} @@ -871,6 +896,14 @@ static struct vcpu_reg_list aia_config = { }, }; +static struct vcpu_reg_list smstateen_config = { + .sublists = { + BASE_SUBLIST, + SMSTATEEN_REGS_SUBLIST, + {0}, + }, +}; + static struct vcpu_reg_list fp_f_config = { .sublists = { BASE_SUBLIST, @@ -903,6 +936,7 @@ struct vcpu_reg_list *vcpu_configs[] = { &zifencei_config, &zihpm_config, &aia_config, + &smstateen_config, &fp_f_config, &fp_d_config, };