From patchwork Tue Jul 2 08:50:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 13719132 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 10058C3064D for ; Tue, 2 Jul 2024 08:53:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=EGz095p4GyPw83QhOUBrgYdUay/E/rj9YScwUOu5O7E=; b=DS4ccD5iFBEc7c QJG1HU1PKRY2fYPGZ2JQNmYAbHdLx+GzhsDmajvFINqO6/jnpTAAWSel9ar0wU0kl7FPI5+MgXSED S9eb/zZJEmBWHdt06IlQbY4Dc45E2tKgqupoUboWkUyYoY6oJVcJePUz9wseykdrj25qShe93yQgn 00Dm+zL25/pAU9uTUt530OSMcdWSxmQ8CIItqctRUxF3DBcG7rtB1R2rCirjrr80dw6/RFuT2XmPo dwxQsRg743y4naL2/1Gfd5o+ce1j8mnkI6dx35DHNxbOuMkt6RGxvzLQ+R/uX59B8NEBXk/8wg5Dj f2lqzih9i0FK7MQ4hKkQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOZG1-000000062Vn-0S5o; Tue, 02 Jul 2024 08:53:01 +0000 Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOZFy-000000062UI-2cMn for linux-riscv@lists.infradead.org; Tue, 02 Jul 2024 08:53:00 +0000 Received: by mail-wr1-x430.google.com with SMTP id ffacd0b85a97d-36743a79dceso2847158f8f.0 for ; Tue, 02 Jul 2024 01:52:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1719910377; x=1720515177; darn=lists.infradead.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=nBblSarVHgMFr1VSeSy1dk9YozNFS90bm9c7S+clMb8=; b=dugsokg8xB7rNAuPekuDrx7S5HeTDTQXgKvxbodXP89JyYDkx8b4K3zTk/ZIBC34rE GdertAjUYdXFyI1KoWLH/qpg50CoaCAndkDFRa3Gbz6+kAfMI5YASnncegxggQHK4fPJ EeikK204apQzwB70pN7ovQU6bXFTt3z+iIbD4glVGRy1HZB74ttdrjYozF9mK5BpOEUf 14e34agmSZOuS3qOOmGDlnjCyG5a6cZodrYROdqODWRrKPosfuChaGB2p/3m4/K/CDED cyPBP223uT7Qa72oKKrnUqrjTU0IwP7Uk9T/EOl5x37BjkqS/ZsxWkA2VlMqBdKmPDxJ khZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719910377; x=1720515177; 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=nBblSarVHgMFr1VSeSy1dk9YozNFS90bm9c7S+clMb8=; b=dvEBV6iapcQDAVKfdNEFw3F4OOephgyG2s9cNKEwdf7VdjFHIBi+N7HBSyg/fXxbwr 5IFAfFFIHjY/ZoQQG+iRKtfCOxEB/giLCpfZp81nn0tm5JadJkMrlXxm/CvI06VaJrmk 8rToJqsmPPnmJGl5r6aHt0LCyLW8BgwbDZ9ngNtgUuVsWhMBvSvxC7KA9PiyXz/NTlW4 fI90Ss0CExteZX7sePnICNph1s2Npd5JC5X1ZvIsDYCeVbW4/1nuf87dZ7mzTqSw7Dxg X6eKXKvPHHVSOUSWYkTFgGbZxXljD72xM/YqxnEzBnqtYQ2ZHL/ZXjl40H3YLi+16B3g AQuQ== X-Forwarded-Encrypted: i=1; AJvYcCUnIrEzeutBb0oostBlBrXcHKRHNYP16kvO25L+8NlW5vVjRgRkk2H/eLWQSIuCdb2lWv0Ua1+9m0FHrdscdk5+x3LUkZSDmvxw9Hvg2vSn X-Gm-Message-State: AOJu0Yycylqqc/IClILR5XHqptxX3dZA3lHTYuS2+3MKxNHwzSbP/eU5 VjvPGvVQO/YrWK11n9JXgFNX2L9F1jO0kQZzdnpxNkdAsQIAjYB4IPJdiLS2JEw5DQQRIDo2EYD 6 X-Google-Smtp-Source: AGHT+IFhEaBGka3Ti+hlZOEC6CfbyAu8S9sImqvjdSOCqz/0wRb9B50fIT/vKC7eV3aR2yOVb8VmLg== X-Received: by 2002:a05:6000:2a7:b0:361:94d9:1e9f with SMTP id ffacd0b85a97d-36760a62e0dmr10948760f8f.7.1719910376818; Tue, 02 Jul 2024 01:52:56 -0700 (PDT) Received: from alex-rivos.ba.rivosinc.com (amontpellier-656-1-456-62.w92-145.abo.wanadoo.fr. [92.145.124.62]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4256b09a828sm190852585e9.37.2024.07.02.01.52.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jul 2024 01:52:56 -0700 (PDT) From: Alexandre Ghiti To: Conor Dooley , Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Ved Shanbhogue , Matt Evans , linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org Cc: Alexandre Ghiti Subject: [PATCH v3 2/4] dt-bindings: riscv: Add Svvptc ISA extension description Date: Tue, 2 Jul 2024 10:50:32 +0200 Message-Id: <20240702085034.48395-3-alexghiti@rivosinc.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240702085034.48395-1-alexghiti@rivosinc.com> References: <20240702085034.48395-1-alexghiti@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240702_015258_686612_EDD92351 X-CRM114-Status: UNSURE ( 8.42 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add description for the Svvptc ISA extension which was ratified recently. Signed-off-by: Alexandre Ghiti Acked-by: Conor Dooley --- Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 468c646247aa..b52375bea512 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -171,6 +171,13 @@ properties: memory types as ratified in the 20191213 version of the privileged ISA specification. + - const: svvptc + description: + The standard Svvptc supervisor-level extension for + address-translation cache behaviour with respect to invalid entries + as ratified at commit 4a69197e5617 ("Update to ratified state") of + riscv-svvptc. + - const: zacas description: | The Zacas extension for Atomic Compare-and-Swap (CAS) instructions