linux-kernel - [PATCH 04/13] arm64/sysreg: update CPACR

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Message-Id: <20231209-b4-arm64-sysreg-additions-v1-4-45284e538474@kernel.org>
Date:   Sat, 09 Dec 2023 01:02:50 +0000
From:   broonie@...nel.org
To:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>
Cc:     Fuad Tabba <tabba@...gle.com>, Joey Gouly <joey.gouly@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Mark Brown <broonie@...nel.org>
Subject: [PATCH 04/13] arm64/sysreg: update CPACR_EL1 register

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

Add E0POE bit that traps accesses to POR_EL0 from EL0.
Updated according to DDI0601 2023-03.

Signed-off-by: Joey Gouly <joey.gouly@....com>
Reviewed-by: Mark Brown <broonie@...nel.org>
Acked-by: Catalin Marinas <catalin.marinas@....com>
Signed-off-by: Mark Brown <broonie@...nel.org>
---
 arch/arm64/tools/sysreg | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 1d371a24da6e..c2dbbaa22620 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -1747,7 +1747,8 @@ Field	0	M
 EndSysreg
 
 SysregFields	CPACR_ELx
-Res0	63:29
+Res0	63:30
+Field	29	E0POE
 Field	28	TTA
 Res0	27:26
 Field	25:24	SMEN

-- 
2.39.2