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From: broonie@kernel.org
To: Catalin Marinas <catalin.marinas@arm.com>,
	 Will Deacon <will@kernel.org>
Cc: Fuad Tabba <tabba@google.com>, Joey Gouly <joey.gouly@arm.com>,
	 linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,  Mark Brown <broonie@kernel.org>
Subject: [PATCH 03/13] arm64/sysreg: add system register POR_EL{0,1}
Date: Sat, 09 Dec 2023 01:02:49 +0000	[thread overview]
Message-ID: <20231209-b4-arm64-sysreg-additions-v1-3-45284e538474@kernel.org> (raw)
In-Reply-To: <20231209-b4-arm64-sysreg-additions-v1-0-45284e538474@kernel.org>

From: Joey Gouly <joey.gouly@arm.com>

Add POR_EL{0,1} according to DDI0601 2023-03.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---
 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 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
 
+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

-- 
2.39.2


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  parent reply	other threads:[~2023-12-09  1:04 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-09  1:02 [PATCH 00/13] arm64/sysreg: System register updates from the 2023-09 XML release broonie
2023-12-09  1:02 ` [PATCH 01/13] arm64/sysreg: Update HFGITR_EL2 definiton to DDI0601 2023-09 broonie
2023-12-09  1:02 ` [PATCH 02/13] arm64/sysreg: Add definition for HAFGRTR_EL2 broonie
2023-12-09  1:02 ` broonie [this message]
2023-12-09  1:02 ` [PATCH 04/13] arm64/sysreg: update CPACR_EL1 register broonie
2023-12-09  1:02 ` [PATCH 05/13] arm64/sysreg: Add definition for ID_AA64PFR2_EL1 Mark Brown
2023-12-11  8:59   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 06/13] arm64/sysreg: Update ID_AA64ISAR2_EL1 defintion for DDI0601 2023-09 Mark Brown
2023-12-11  9:07   ` Fuad Tabba
2023-12-12  9:10     ` Will Deacon
2023-12-12 10:24       ` Fuad Tabba
2023-12-12 12:56         ` Mark Brown
2023-12-09  1:02 ` [PATCH 07/13] arm64/sysreg: Add definition for ID_AA64ISAR3_EL1 Mark Brown
2023-12-11  9:14   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 08/13] arm64/sysreg: Add definition for ID_AA64FPFR0_EL1 Mark Brown
2023-12-11  9:18   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 09/13] arm64/sysreg: Update ID_AA64SMFR0_EL1 definition for DDI0601 2023-09 Mark Brown
2023-12-11  9:17   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 10/13] arm64/sysreg: Update SCTLR_EL1 " Mark Brown
2023-12-11  9:19   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 11/13] arm64/sysreg: Update HCRX_EL2 definition " Mark Brown
2023-12-11  9:26   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 12/13] arm64/sysreg: Add definition for FPMR Mark Brown
2023-12-11  9:28   ` Fuad Tabba
2023-12-09  1:02 ` [PATCH 13/13] arm64/sysreg: Add new system registers for GCS Mark Brown
2023-12-11  9:38   ` Fuad Tabba
2023-12-11 20:27 ` [PATCH 00/13] arm64/sysreg: System register updates from the 2023-09 XML release Will Deacon

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