From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sinmsgout02.his.huawei.com (sinmsgout02.his.huawei.com [119.8.177.37]) (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 DEEDE2FE59C for ; Tue, 6 Jan 2026 18:28:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=119.8.177.37 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767724137; cv=none; b=qAYTXifjOrAZCO/dsPW9LLVrv/4Iz+FaqHMNzjoqqZksqX3WtwpVKCd1/6Y43mrbKxVtZNwpLTCruayVXxZWfVoMDMLW3rnlv6gYahwOe8Zpk0CwtHGmY9hqMo28cDyNc116KLJiwWNmxDlh11aV+9ZGqA+pfIiND+7DkcRCJQI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767724137; c=relaxed/simple; bh=ckdT7pgH7/+7S+X6lSUS/XuT28CwUKduIPo1uQZgRUI=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=cp2Fv3HIpGcY6rQ+KQ+jQzgtjVka/dplIFvlZDwQXC+3LL+NtwR6/diDy+WXf8azSLOb0EBa+wNEmi65eofM6LhIxIMXYNPuHri4luweZXZSjjnt/v3w7iLZWHJf3TLSdLIashXNnYH4BtUpZp81fJEjTg7FKgBHs4Zodqf1s4U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=xUjcjuxo; arc=none smtp.client-ip=119.8.177.37 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="xUjcjuxo" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=QnQ5/Urqfr9YKuKs/IRps0KCWlkQB4EijjkAqCxsU7k=; b=xUjcjuxopIHH3KVTbsSAQv+fomn95qAr/mBFTYBubggILi/UpHWlowPAwKbCbMAMy1+nZj1v8 7YxDa6W/TEV9Vuw7smgYaO6xqJvF7P3D7wA+zn7jTrDWCRZ/4LbIkwqu3uegLfGToxm3J+hq/3j GDOe7QOSu8Jqb6u2uVORjgQ= Received: from frasgout.his.huawei.com (unknown [172.18.146.32]) by sinmsgout02.his.huawei.com (SkyGuard) with ESMTPS id 4dm04K4K35z1vnHl; Wed, 7 Jan 2026 02:26:41 +0800 (CST) Received: from mail.maildlp.com (unknown [172.18.224.83]) by frasgout.his.huawei.com (SkyGuard) with ESMTPS id 4dm06g0FKrzHnH6Y; Wed, 7 Jan 2026 02:28:43 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id A7D5D4056F; Wed, 7 Jan 2026 02:28:47 +0800 (CST) Received: from localhost (10.195.245.156) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.36; Tue, 6 Jan 2026 18:28:46 +0000 Date: Tue, 6 Jan 2026 18:28:43 +0000 From: Jonathan Cameron To: Sascha Bischoff CC: "linux-arm-kernel@lists.infradead.org" , "kvmarm@lists.linux.dev" , "kvm@vger.kernel.org" , nd , "maz@kernel.org" , "oliver.upton@linux.dev" , Joey Gouly , Suzuki Poulose , "yuzenghui@huawei.com" , "peter.maydell@linaro.org" , "lpieralisi@kernel.org" , Timothy Hayes Subject: Re: [PATCH v2 04/36] arm64/sysreg: Add remaining GICv5 ICC_ & ICH_ sysregs for KVM support Message-ID: <20260106182843.00001c67@huawei.com> In-Reply-To: <20251219155222.1383109-5-sascha.bischoff@arm.com> References: <20251219155222.1383109-1-sascha.bischoff@arm.com> <20251219155222.1383109-5-sascha.bischoff@arm.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml500010.china.huawei.com (7.191.174.240) To dubpeml100005.china.huawei.com (7.214.146.113) On Fri, 19 Dec 2025 15:52:37 +0000 Sascha Bischoff wrote: > Add the GICv5 system registers required to support native GICv5 guests > with KVM. Many of the GICv5 sysregs have already been added as part of > the host GICv5 driver, keeping this set relatively small. The > registers added in this change complete the set by adding those > required by KVM either directly (ICH_) or indirectly (FGTs for the > ICC_ sysregs). > > The following system registers and their fields are added: > > ICC_APR_EL1 > ICC_HPPIR_EL1 > ICC_IAFFIDR_EL1 > ICH_APR_EL2 > ICH_CONTEXTR_EL2 > ICH_PPI_ACTIVER_EL2 > ICH_PPI_DVI_EL2 > ICH_PPI_ENABLER_EL2 > ICH_PPI_PENDR_EL2 > ICH_PPI_PRIORITYR_EL2 > > Signed-off-by: Sascha Bischoff Matches spec as far as I can spot. Reviewed-by: Jonathan Cameron