From nobody Mon Feb 9 17:23:50 2026 Received: from mail-io1-f49.google.com (mail-io1-f49.google.com [209.85.166.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77F6D1EB5D for ; Sat, 17 Feb 2024 00:58:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.49 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708131517; cv=none; b=I+TVOm6HQ3trsgp/u89E4xvzLCsUwRx6/jlFIY0X2vFecIUExajYNF5UmVtgmPcM9cKn4INup9ySSootAiCMfvZEwuL3TADJqTZnPjjW6g2Dg1OuN15HHg0SLy3fyZOfkXxg11MExlDseT4UKiujACSINVsav1es0piiWsKKI7o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708131517; c=relaxed/simple; bh=ZkEzmULeXONmJmTlSVdM43i0xvCHwPJmXvRYjE51UxE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=jnOMopNvqOYW6EtH5P/lq1BPPwXqYH5TtgwX685SF8uf8HZeNZMbAcUPw+yB925+da3Hqe2mhnHaLkTtmGsd1qTCQHoue9+ceD3OhA/y9j7cl1NZUw0ndAMhVdFyqncvY/EVSaTv7F+oVpYczhuWZ8p6zKoQKXH8inG3wa/KQRk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com; spf=pass smtp.mailfrom=rivosinc.com; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b=doaN3ZFq; arc=none smtp.client-ip=209.85.166.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b="doaN3ZFq" Received: by mail-io1-f49.google.com with SMTP id ca18e2360f4ac-7c72f6ebdecso4633839f.2 for ; Fri, 16 Feb 2024 16:58:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1708131514; x=1708736314; 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=zM1FhW7Qr3v0FtC5FiOLqFulLhlj/jL3zhy6p8GYU3U=; b=doaN3ZFqN3DtDDU7dn+1l0cb7l95xbybca8oAT8r8UAmJrtoAPSHQu8PuMNCAS+SmE Z3wKLQQ4SV64aGbTdxeZz72MzyHeeG8Kwm9ZTh99C/aZWWJdeDC5kKCGsX7RNwijxq/I ky65dI8qsQDokzNWVAEnNAJno/lxthCmTx88xgzx8EC64Z4azp2HNLbPrItvHymI9rdF H2agcA2NrGQMNt966twkhu+14SjfRFukwXtkJOCypWcO2orDbzIKxc4q6ywqiv3dqUN2 uTNX0xbhVpjbwkP1ipn1T+BMj7ChOv8Z7gcdZkq2WyKEmqzLVR4No/QtfrT7YtxMEQug j2KQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708131514; x=1708736314; 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=zM1FhW7Qr3v0FtC5FiOLqFulLhlj/jL3zhy6p8GYU3U=; b=jFUSONiorOYbyiHSrTK4RbDWWgAiITw89EP6rkidpmtYCznS8gmVv4zzLMOpA5tZ5P dzNbSjxiDukVqxKI8ANnBH/2rp7FPmsV+wm5RTaE3TVVQY7JJ+FA6rp52RBUIKIvIurm LK1ne14BpVJlQNQ6bfnBQOxi8rZIpZSJVfE7Z32dkPF3F1fVIH2xfI0/c/B1jsyvwJNz QgGGD/Bv5YeRdac7HfJFEshM2JxJI4XHu4HBucN5uLAQcMmfWgjufWudeJxhTp/Rwa18 wG/Pxm9Fh5rjWSRkmTrK9m/MHCrl5mKw0FnEuBZojneFMzg5J2BpJ3FV1e1y8iG+seKy VS3w== X-Gm-Message-State: AOJu0YxYROtnADgemfIQh6tzd6Ek1gVwL+CyKRzCB6M3fqGcOPCL3j10 nwPrlBnkVV+lPJ4U8U5nwKGD7B+8DfCHQBJX6CMrvOUXZ9NR5hYV+WCJFX5uyLxq3HAgCbZU5Eg b X-Google-Smtp-Source: AGHT+IG/18cu0XQrzjjkqrWO02cvxzc2sKclTHZn6KgjzARvIp50etYjTOykyTJQBV988xbbQes5Kw== X-Received: by 2002:a6b:7018:0:b0:7c4:2254:8e59 with SMTP id l24-20020a6b7018000000b007c422548e59mr6880303ioc.5.1708131514686; Fri, 16 Feb 2024 16:58:34 -0800 (PST) Received: from atishp.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d188-20020a6336c5000000b005dc89957e06sm487655pga.71.2024.02.16.16.58.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Feb 2024 16:58:34 -0800 (PST) From: Atish Patra To: linux-kernel@vger.kernel.org Cc: Atish Patra , Adrian Hunter , Alexander Shishkin , Alexandre Ghiti , Andrew Jones , Anup Patel , Arnaldo Carvalho de Melo , Atish Patra , Christian Brauner , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Conor Dooley , devicetree@vger.kernel.org, Evan Green , Guo Ren , Heiko Stuebner , Ian Rogers , Ingo Molnar , James Clark , Jing Zhang , Jiri Olsa , Ji Sheng Teoh , John Garry , Jonathan Corbet , Kan Liang , Krzysztof Kozlowski , kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, Ley Foon Tan , linux-doc@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, Mark Rutland , Namhyung Kim , Palmer Dabbelt , Paul Walmsley , Peter Zijlstra , Rob Herring , Samuel Holland , Weilin Wang , Will Deacon , kaiwenxue1@gmail.com, Yang Jihong Subject: [PATCH RFC 08/20] dt-bindings: riscv: add Ssccfg ISA extension description Date: Fri, 16 Feb 2024 16:57:26 -0800 Message-Id: <20240217005738.3744121-9-atishp@rivosinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240217005738.3744121-1-atishp@rivosinc.com> References: <20240217005738.3744121-1-atishp@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add description for the Ssccfg extension. Signed-off-by: Atish Patra --- .../devicetree/bindings/riscv/extensions.yaml | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Docu= mentation/devicetree/bindings/riscv/extensions.yaml index 77a9f867e36b..15adeb60441b 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -128,6 +128,13 @@ properties: changes to interrupts as frozen at commit ccbddab ("Merge pull request #42 from riscv/jhauser-2023-RC4") of riscv-aia. =20 + - const: smcdeleg + description: | + The standard Smcdeleg supervisor-level extension for the machine mode + to delegate the hpmcounters to supvervisor mode so that they are + directlyi accessible in the supervisor mode. This extension depend + on Sscsrind, Zihpm, Zicntr extensions. + - const: smstateen description: | The standard Smstateen extension for controlling access to CSRs @@ -154,6 +161,12 @@ properties: interrupt architecture for supervisor-mode-visible csr and behavioural changes to interrupts as frozen at commit ccbddab ("Merge pull request #42 from riscv/jhauser-2023-RC4") of risc= v-aia. + - const: ssccfg + description: | + The standard Ssccfg supervisor-level extension for configuring + the delegated hpmcounters to be accessible directly in supervi= sor + mode. This extension depend on Sscsrind, Smcdeleg, Zihpm, Zicn= tr + extensions. =20 - const: sscofpmf description: | --=20 2.34.1