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imf26.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf26.hostedemail.com: domain of joey.gouly@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=joey.gouly@arm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1700843726; a=rsa-sha256; cv=none; b=fMw2WV7Vrvw9rwJ/STeCjO/mt/8hU3NY8UsJ5EJOm2yEk0DF4PdEMdroyh67AOjX4vP9O5 zciHxGgHkT1bEsTJ+BZjuPg9OHCvuYGoVR/OsTd3LhaufajtZ/ng0RbvBKv6D75WPhT+yw kTTt9QxrtUAsOTF//r+nYFv8G9wfSJc= Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9FD551063; Fri, 24 Nov 2023 08:36:11 -0800 (PST) Received: from e124191.cambridge.arm.com (e124191.cambridge.arm.com [10.1.197.45]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id F00973F73F; Fri, 24 Nov 2023 08:35:22 -0800 (PST) From: Joey Gouly To: linux-arm-kernel@lists.infradead.org Cc: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, broonie@kernel.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, joey.gouly@arm.com, maz@kernel.org, oliver.upton@linux.dev, shuah@kernel.org, will@kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, James Morse , Suzuki K Poulose , Zenghui Yu Subject: [PATCH v3 01/25] arm64/sysreg: add system register POR_EL{0,1} Date: Fri, 24 Nov 2023 16:34:46 +0000 Message-Id: <20231124163510.1835740-2-joey.gouly@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231124163510.1835740-1-joey.gouly@arm.com> References: <20231124163510.1835740-1-joey.gouly@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 29360140005 X-Stat-Signature: tx5c4jyj94ys9rhtrcx9njbeft8bezs9 X-HE-Tag: 1700843725-873070 X-HE-Meta: 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 z/XN6+by UkGlkpkaz4PvbGFydpSHo01IYybBX1cTKjjmAdLAG8yjyhxeQ7l/i365y8T3gZ161pDTLOzd8mr2kDQTB6bAxsuVaa9CDri4Yod4c9dOQxcGehq7Tre7FPtP8BD4LK+qv1x57oI22dk+YvgQMgikexSF+wdof25yjvA6gU+3CpEE2ZM8wZRYambnbw4U67/tMFVDFfipEvaEdXBpil3IjnciWn7lj2//AS0nydBqFoJMznuO3k9acZdp0bRPeKgMauEsFiPrfuRCikRU= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Add POR_EL{0,1} according to DDI0601 2023-03. Signed-off-by: Joey Gouly Cc: Catalin Marinas Cc: Will Deacon Reviewed-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/sysreg.h index 5e65f51c10d2..9c2caf0efdc7 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -1039,6 +1039,19 @@ #define PIRx_ELx_PERM(idx, perm) ((perm) << ((idx) * 4)) +/* + * 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 /* Defined for compatibility only, do not add new users. */ diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 96cbeeab4eec..940040e82399 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -2510,6 +2510,18 @@ Sysreg PIR_EL2 3 4 10 2 3 Fields PIRx_ELx EndSysreg +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 -- 2.25.1