From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E8F2D1E50E; Sat, 26 Apr 2025 12:28:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745670531; cv=none; b=d+q77jBCeHQp4sYLfStIzTchRTCAF7osh/j4/V7lRpbjs2xzCTLsvbURBr3oKEGAyXR6GWFzSGm/Rv4Fy2FSs6xFwexXrQv3EsK3EUH7Y0WoYLgLXsawm/x9DQi3nOloiBDdVOfUjf0wFdjcNjm1tQwhDqN9/7iO/vsu5gLPR2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745670531; c=relaxed/simple; bh=44gRQXHmjU599W1FzWtYTLfeRPiNOJ8OSvboqazC2Q0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=AVK+DGHrsngFZSZucXZAYWoeQF9TYl7HQ/eJ1yukuZtSOqZYhbbZDo1v6bd/9Ml6zvQx/AwlfSuGOquNeBTXIqfQUpaDbGEa4ac4lRBS8n/vUplWt1rbOg47HBDDWpyE/34C2q35H0/6lIXMXvjWh/Kp1LUerMfAulo04vYQg0s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QbdbB6xg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="QbdbB6xg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66E8AC4CEE2; Sat, 26 Apr 2025 12:28:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745670530; bh=44gRQXHmjU599W1FzWtYTLfeRPiNOJ8OSvboqazC2Q0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QbdbB6xgxessSw9Q5prEE/drdKGxcL6YWXlwkA5c37yzG25/n/Fp2fjx39IbIwRMi 5/nImXAcHxZX+jiDB8ituxHqzpTRSLOlnDEmshuIeTzX5JABfu8wq0AlPyfhR9LG/8 GYWgye2slLBlUD9UoY/2u0vPi+ZvIkhPMnZc34aoIa2PCbhmjV6fh9eJ5X93KgjbqD +h0q4lUGfBhw6MViJSJV9mK0BwM783IKhIxh/8OwOz5hdM9yMSBuAOkyaMq+f1Z9FL 4gSPn0iivEdjPrKlj+TPF1z5nPstHz9S1C/Iu/k0ryz2ifG2vzZhiusUkt8IsJgwGO 37pCaWDwtIGew== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1u8eeG-0092VH-8J; Sat, 26 Apr 2025 13:28:48 +0100 From: Marc Zyngier To: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Mark Rutland , Fuad Tabba , Will Deacon , Catalin Marinas Subject: [PATCH v3 01/42] arm64: sysreg: Add ID_AA64ISAR1_EL1.LS64 encoding for FEAT_LS64WB Date: Sat, 26 Apr 2025 13:27:55 +0100 Message-Id: <20250426122836.3341523-2-maz@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20250426122836.3341523-1-maz@kernel.org> References: <20250426122836.3341523-1-maz@kernel.org> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, joey.gouly@arm.com, suzuki.poulose@arm.com, oliver.upton@linux.dev, yuzenghui@huawei.com, mark.rutland@arm.com, tabba@google.com, will@kernel.org, catalin.marinas@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false The 2024 extensions are adding yet another variant of LS64 (aptly named FEAT_LS64WB) supporting LS64 accesses to write-back memory, as well as 32 byte single-copy atomic accesses using pairs of FP registers. Add the relevant encoding to ID_AA64ISAR1_EL1.LS64. Signed-off-by: Marc Zyngier --- arch/arm64/tools/sysreg | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index bdf044c5d11b6..e5da8848b66b5 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -1466,6 +1466,7 @@ UnsignedEnum 63:60 LS64 0b0001 LS64 0b0010 LS64_V 0b0011 LS64_ACCDATA + 0b0100 LS64WB EndEnum UnsignedEnum 59:56 XS 0b0000 NI -- 2.39.2