From nobody Sun Dec 28 12:22:29 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 24C9EC4167B for ; Sat, 9 Dec 2023 01:03:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1574935AbjLIBDh (ORCPT ); Fri, 8 Dec 2023 20:03:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235943AbjLIBD3 (ORCPT ); Fri, 8 Dec 2023 20:03:29 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A73011989 for ; Fri, 8 Dec 2023 17:03:35 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AEA19C433C9; Sat, 9 Dec 2023 01:03:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702083815; bh=NLnstho9TZMAuGZC1AyQ4uL9JsFRiHz6zhf2LuQlth0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=d8J5zPI7o460ibfi86ExzoYKdZ41uqhXrgrep3NSrmMwek3AK2A2lV+o5r5289pDn ArxEopSC3OJaWu2LZA3mr6pHoUKHp01T6l9+kUv6JbT4GePYExjUvqDxfDzR6wuZVE 6grytX1F5ZqCdRCPfAmKacSH2MY9g7U+ndceHAZxzosU5nR/JGMNGQLgI7Z3gtA8Mn MSvGIg/+Y0A86eMkmGS5hIxhp29ONUFjoKGlincFF9xV5Ad+aUwxR+i5LrTW9DwadS 6GAJqUF0vIZyrinkZDjAv3DFo/glnSzWl00+9fjcgVZuCKZyNrTnSPq5PGgkpakxgL UB9UYpuIPI0gA== From: broonie@kernel.org Date: Sat, 09 Dec 2023 01:02:49 +0000 Subject: [PATCH 03/13] arm64/sysreg: add system register POR_EL{0,1} MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20231209-b4-arm64-sysreg-additions-v1-3-45284e538474@kernel.org> References: <20231209-b4-arm64-sysreg-additions-v1-0-45284e538474@kernel.org> In-Reply-To: <20231209-b4-arm64-sysreg-additions-v1-0-45284e538474@kernel.org> To: Catalin Marinas , Will Deacon Cc: Fuad Tabba , Joey Gouly , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.13-dev-0438c X-Developer-Signature: v=1; a=openpgp-sha256; l=1604; i=broonie@kernel.org; h=from:subject:message-id; bh=Y7wOgrcdWJDjjn38wbxfS55li1OPtRiVkuJyGT9Tcf0=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBlc7zWJnKEblR1//sGHcy8RrgJctbbVZLFflvph n+N1Blhrz+JATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZXO81gAKCRAk1otyXVSH 0AXwB/9oxXLFgdJX6RNwDHdKf+V3C24f2K9afenKJpT2/uAFxL0gFprJbk7tuPrQSWSRXIclgO5 iEihN5LmhRKY97CKAB7oG+sABhAFcNoc+3Koi7BieFIiaoydwHtoJpumudU74tQXvxcEOw1YUZd WDx5+wr6JmbGn6gVaaFlXUgdoCeoW8xqdoKh4mYz+K9c3bj8pEaNSoekcROE9WYwDpnWoYpWreq 3a3Z8fslwyQg1V8omS9h/+4BCH+OqIAmKiuGSI3KdflhyMkuw3QFHWbYNviw6AmnmeP/mPOF0fN eDxvvSm6wHHA42Tmj0bZYuUGsDKsb4kF9RHRXeCNrOzjEhx5 X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joey Gouly Add POR_EL{0,1} according to DDI0601 2023-03. Signed-off-by: Joey Gouly Reviewed-by: Mark Brown Acked-by: Catalin Marinas Signed-off-by: Mark Brown --- arch/arm64/include/asm/sysreg.h | 13 +++++++++++++ arch/arm64/tools/sysreg | 12 ++++++++++++ 2 files changed, 25 insertions(+) diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysre= g.h index 5e65f51c10d2..9c2caf0efdc7 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -1039,6 +1039,19 @@ =20 #define PIRx_ELx_PERM(idx, perm) ((perm) << ((idx) * 4)) =20 +/* + * Permission Overlay Extension (POE) permission encodings. + */ +#define POE_NONE UL(0x0) +#define POE_R UL(0x1) +#define POE_X UL(0x2) +#define POE_RX UL(0x3) +#define POE_W UL(0x4) +#define POE_RW UL(0x5) +#define POE_XW UL(0x6) +#define POE_RXW UL(0x7) +#define POE_MASK UL(0xf) + #define ARM64_FEATURE_FIELD_BITS 4 =20 /* Defined for compatibility only, do not add new users. */ diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 145b33f75a96..1d371a24da6e 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -2555,6 +2555,18 @@ Sysreg PIR_EL2 3 4 10 2 3 Fields PIRx_ELx EndSysreg =20 +Sysreg POR_EL0 3 3 10 2 4 +Fields PIRx_ELx +EndSysreg + +Sysreg POR_EL1 3 0 10 2 4 +Fields PIRx_ELx +EndSysreg + +Sysreg POR_EL12 3 5 10 2 4 +Fields PIRx_ELx +EndSysreg + Sysreg LORSA_EL1 3 0 10 4 0 Res0 63:52 Field 51:16 SA --=20 2.39.2