From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (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 89BC92262B for ; Mon, 10 Jun 2024 04:45:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717994750; cv=none; b=I3GnOxdQGW/4xg2BXugVa48XX9/WEIPRBdmqc+oHTqphKDP6jj2YnSFiUPJbzGXLq9ULHMJq2SjuMpkUzuTx3C9G8I0YbivqgC44hnwPuomSUfb627RR3t3EUD6YtPdNB4ZKR0kEnJ6iNMPyB4sBTi8jJhIr5DFQ80ktTAvG2O0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717994750; c=relaxed/simple; bh=SMA++MELxtndsmlf2ltstvee/EM+yG8MF8KTMj9Ilaw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=k5QbojlIeP6BNtQI7Tb2CXaWUlFnxX9N+WGXgKFh7yHyTOgGo6KCk7aGgYMj38hOf3yeBOVucMBJyG2SJIkEygYiJmSPdMhSAhHyOpsh3jc4hRIONIzP6MR9EdLhCd6m6goEwW3WTJRa86hViJwycxisf+pC54C1K5pC8r1TdIg= 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=Koj25E+/; arc=none smtp.client-ip=209.85.214.177 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="Koj25E+/" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-1f4a5344ec7so29188415ad.1 for ; Sun, 09 Jun 2024 21:45:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1717994748; x=1718599548; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=P240Gh/m4dWtpIWWlN8DjDnG2wL4gQcnQEBhQHOtafc=; b=Koj25E+/B50VWoWy3AwSYsiTNVlsXeDom2u/4XTUcQFirUnYLEyNZyjImfQbftc5M3 5dCtO2gkWWEkSOWLBmRi073Dp3x3V7cWfVJxceRX4X8OUSayYpPTf/LGH8Aor2EhHZmB etsBnsfaQub92DfFPdJfsLXVoOYC5CU1oXF8l0PAuxs4JtqDqs2d5Kpcf0iiRaPFYPoK VWEJJnICFeVJUknP1jHZq+LYN6GdcDbKH4qsAfAsrltr//TlxJwxoR4f0CgpdAmBJZXZ JVOXcGQkyJhcCYVyIAx7c2hw5RLpAW4wvXrrOaQtVETebR6Pn9r4iyMPR7McAr27kdUP vEpg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717994748; x=1718599548; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=P240Gh/m4dWtpIWWlN8DjDnG2wL4gQcnQEBhQHOtafc=; b=rfdhIGeKQDk5zK3E+DHgZB7P44sHGldgQBhG2ujofv5rFh6c/qc1yLpM3bNXXLHRkm yzNLdiD+FyVMSXtHrJLovMz/7IUfQ5OOP3H5Bu6dU7/QLS3FlTCF8cyp8IrkPWxOf4t/ gNB42TokOZQ6AiC1qCpwm3R+X5QeJ/1718VI0zqbVg4q+HF+OunjIX8YKOneD0Rmo/G4 eADlCs5mEEPviFOOsMXOprRp+TJLZ9N9XUZOFR63AtQ3keyy8CzL2GLGYlC0HRROOBSr 9x4yZMvISo9xXkDz03cHzqAUx+Vtzc5f8Sjpo8VJEYrIm0PZVVu7zNvKSNgPVuwIQ+tx Gqyw== X-Forwarded-Encrypted: i=1; AJvYcCW6ykc7PtxBr3lPGReYRvIrH1uggd3ld5vzDtQs89vDGRIfII/iyxjEsbdESPIBjqWC17L86uOgCSkMJGNJ5ZfUmYhGEcRTH81uCQ== X-Gm-Message-State: AOJu0YxG8ysjAUmHOHoBTWZFoZ9v8aEmsTtSE53EsyGbsBw3eU1AZU1B adzQ2vL79SO/vw2xlAGY75Q1CNuQUZTwfC8HtqfEjNY3qMDOzCCp7yCGbFwWPaw= X-Google-Smtp-Source: AGHT+IHHYkPAFs7Wybfe87tVbgyhX6m7aNDjY0QvnrXxzXLixuWmYwWBPXRWWuSdJ8YBrBa1EGWvsA== X-Received: by 2002:a17:902:db11:b0:1f3:7da:b0f5 with SMTP id d9443c01a7336-1f6d019efbfmr128910115ad.22.1717994747846; Sun, 09 Jun 2024 21:45:47 -0700 (PDT) Received: from charlie.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f6bd76ce8asm73124095ad.77.2024.06.09.21.45.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Jun 2024 21:45:47 -0700 (PDT) From: Charlie Jenkins Date: Sun, 09 Jun 2024 21:45:11 -0700 Subject: [PATCH 06/13] RISC-V: define the elements of the VCSR vector CSR Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240609-xtheadvector-v1-6-3fe591d7f109@rivosinc.com> References: <20240609-xtheadvector-v1-0-3fe591d7f109@rivosinc.com> In-Reply-To: <20240609-xtheadvector-v1-0-3fe591d7f109@rivosinc.com> To: Conor Dooley , Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jisheng Zhang , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Jonathan Corbet , Shuah Khan , Guo Ren , Evan Green , Andy Chiu Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Charlie Jenkins , Heiko Stuebner , Conor Dooley , Heiko Stuebner X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1717994732; l=954; i=charlie@rivosinc.com; s=20231120; h=from:subject:message-id; bh=rl/YEju2Da4Y30TCSeGgcBJQ4jtog67tmUBEGN9KrFw=; b=P25QoGbkxEpsQPOS3fSEe2wHlcp/4ddwgnPBsbhgltAUD65AsllR2lgWJ6YD0KH6hvNU90zge uLCtEb1QxJACMtDDLFk1aJU3wAfZckqIcjUQQVTLYFFInUydCNoG4cP X-Developer-Key: i=charlie@rivosinc.com; a=ed25519; pk=t4RSWpMV1q5lf/NWIeR9z58bcje60/dbtxxmoSfBEcs= From: Heiko Stuebner The VCSR CSR contains two elements VXRM[2:1] and VXSAT[0]. Define constants for those to access the elements in a readable way. Acked-by: Guo Ren Reviewed-by: Conor Dooley Signed-off-by: Heiko Stuebner Signed-off-by: Charlie Jenkins --- arch/riscv/include/asm/csr.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h index 25966995da04..18e178d83401 100644 --- a/arch/riscv/include/asm/csr.h +++ b/arch/riscv/include/asm/csr.h @@ -216,6 +216,11 @@ #define SMSTATEEN0_SSTATEEN0_SHIFT 63 #define SMSTATEEN0_SSTATEEN0 (_ULL(1) << SMSTATEEN0_SSTATEEN0_SHIFT) +/* VCSR flags */ +#define VCSR_VXRM_MASK 3 +#define VCSR_VXRM_SHIFT 1 +#define VCSR_VXSAT_MASK 1 + /* symbolic CSR names: */ #define CSR_CYCLE 0xc00 #define CSR_TIME 0xc01 -- 2.44.0