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 CB6D0612B for ; Mon, 5 Dec 2022 16:45:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8AA16C433D6; Mon, 5 Dec 2022 16:45:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1670258713; bh=O8WHBoRTGrVpJJOIFE762achrQIdETh7En9Qg67ZZHA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=gChSXPmDNl5eRuWm+IAmswM/DtnDlW5rQZM3+8gaCYg2SBU1uI6zo4Hj7ejSdbPxb wC6fqqMsQafmNWaMuQJJFt9eetHrP9/b0MwChq5j+KgHro9g2Ypr0X6uFpSLb3E2yr M0BpiAu7wrJ7uimp3NEaIhUVNfYOwy9tHoH9sq7QAMcWjLcCOSKi0hPrwWHNuSr3wf kAOROWqxQaRqeFj5Y7tkANBTRh+AYNcX9C7Sg5Ft9qIqWjq5mWwOJm2tb/a2/NGUoW AbWeXM8q+LJHJ5HmqVzoA4ckGdfLOznux8Oml42wPmDApJbsieJHNLcCzintsHEtZr w0Oh2Lb7Al1cQ== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1p2Eac-00AcX2-EU; Mon, 05 Dec 2022 16:45:11 +0000 Date: Mon, 05 Dec 2022 16:45:10 +0000 Message-ID: <86v8mplrzd.wl-maz@kernel.org> From: Marc Zyngier To: Mark Brown Cc: Catalin Marinas , Will Deacon , Lorenzo Pieralisi , Mark Rutland , Sami Mujawar , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev Subject: Re: [PATCH v2 03/14] arm64/sysreg: Add definition of ISR_EL1 In-Reply-To: <20221112151708.175147-4-broonie@kernel.org> References: <20221112151708.175147-1-broonie@kernel.org> <20221112151708.175147-4-broonie@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/27.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: broonie@kernel.org, catalin.marinas@arm.com, will@kernel.org, lpieralisi@kernel.org, mark.rutland@arm.com, Sami.Mujawar@arm.com, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Sat, 12 Nov 2022 15:16:57 +0000, Mark Brown wrote: > > Add a definition of ISR_EL1 as per DDI0487I.a. This register was not > previously defined in sysreg.h, no functional changes. > > Signed-off-by: Mark Brown > --- > arch/arm64/tools/sysreg | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg > index 5d0d2498c635..3660e680b7f5 100644 > --- a/arch/arm64/tools/sysreg > +++ b/arch/arm64/tools/sysreg > @@ -1079,6 +1079,16 @@ Res0 15:8 > Field 7:0 LR > EndSysreg > > +Sysreg ISR_EL1 3 0 12 1 0 > +Res0 63:11 > +Field 10 IS > +Field 9 FS > +Field 8 A You might as well make use of this field in arch/arm64/kvm/hyp/entry.S > +Field 7 I > +Field 6 F > +Res0 5:0 > +EndSysreg > + > Sysreg ICC_NMIAR1_EL1 3 0 12 9 5 > Res0 63:24 > Field 23:0 INTID Thanks, M. -- Without deviation from the norm, progress is not possible.