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 89AFE2836AB; Tue, 6 May 2025 16:44:08 +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=1746549848; cv=none; b=petXYwrKfDNUHRA5BwHQARuUAdTy0xDdgWnoMbualhgSRcJhjqTmtzPYdFOJkCTugRlk8oCro7tqdb7kF/QpZHQI2X1sqT7RRHEvVt9UQIrpPSPmsCTdtO1BPlRM49bLw7UmHGzd4ZjjzRqpoBwlPPYMKqpWhZoqAvBwCiJv/Nw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746549848; c=relaxed/simple; bh=MHvuOT6C0ia328VkKKv4Vm4MTXejzHrdQukEmp8yJpg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=rqcJM/oF26CsjiGNfF+8TQGYUDdytZfSq6NmGAr+DrZNbATCgqqRJHN2KU36zi0Meuf1PD4HL3Vgqi2cdeU3dSgoIoQ3DzkQCiy2/JRiyO5svAN5IJ8CtDDvHFCzqp1i+IKZ4xygdirufC/Zl9Ah+vPyZ6umRRvC+kjMCsLMl+M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mhR83HF+; 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="mhR83HF+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0BF76C4CEEB; Tue, 6 May 2025 16:44:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746549848; bh=MHvuOT6C0ia328VkKKv4Vm4MTXejzHrdQukEmp8yJpg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mhR83HF+ZDQMU0w0J7ovUEUH6M/eqrNA+eOUT7e16TaQiNQO0IlUJWfQE3KfAmrqc qGRkzoKNH/cEwG3bT/kh/gtF7DrzSHDWvSGpbMF6JYyuEyaTEJzMd5Uo9yfCBoy58g /r+oCHMP2vSkFpMPHEEKmq8OXQRcubeKvGx3v87VAgR+qDworN1IhO1qISNtdSBY5L kkQWI7GBob/FBkos//nF54v2PdlSJzQoOuIiyrDKYbXgE96FSB5V245XPyXnC72MHF f22/xkJAGbVlWs8PmIvYczmMK04Pjx1Rt2Wjq4sjnFsD1oqkyk5tahSZFz86RlfZCG BK+bDBl6CQthw== 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 1uCLOo-00CJkN-4I; Tue, 06 May 2025 17:44:06 +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 , Ben Horgan Subject: [PATCH v4 01/43] arm64: sysreg: Add ID_AA64ISAR1_EL1.LS64 encoding for FEAT_LS64WB Date: Tue, 6 May 2025 17:43:06 +0100 Message-Id: <20250506164348.346001-2-maz@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20250506164348.346001-1-maz@kernel.org> References: <20250506164348.346001-1-maz@kernel.org> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org 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, ben.horgan@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. Reviewed-by: Joey Gouly 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