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Date: Thu, 1 May 2025 11:11:36 +0100
From: Joey Gouly <joey.gouly@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Oliver Upton <oliver.upton@linux.dev>,
	Zenghui Yu <yuzenghui@huawei.com>,
	Mark Rutland <mark.rutland@arm.com>, Fuad Tabba <tabba@google.com>,
	Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH v3 08/42] arm64: sysreg: Add registers trapped by
 HFG{R,W}TR2_EL2
Message-ID: <20250501101136.GE1859293@e124191.cambridge.arm.com>
References: <20250426122836.3341523-1-maz@kernel.org>
 <20250426122836.3341523-9-maz@kernel.org>
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In-Reply-To: <20250426122836.3341523-9-maz@kernel.org>

On Sat, Apr 26, 2025 at 01:28:02PM +0100, Marc Zyngier wrote:
> Bulk addition of all the system registers trapped by HFG{R,W}TR2_EL2.
> 
> The descriptions are extracted from the BSD-licenced JSON file part
> of the 2025-03 drop from ARM.
> 
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
>  arch/arm64/tools/sysreg | 395 ++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 395 insertions(+)
> 
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 6433a3ebcef49..7969e632492bb 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -2068,6 +2068,26 @@ Field	1	A
>  Field	0	M
>  EndSysreg
>  
> +Sysreg	SCTLR_EL12      3	5	1	0	0
> +Mapping	SCTLR_EL1
> +EndSysreg
> +
> +Sysreg	SCTLRALIAS_EL1  3	0	1	4	6
> +Mapping	SCTLR_EL1
> +EndSysreg
> +
> +Sysreg	ACTLR_EL1	3	0	1	0	1
> +Field   63:0    IMPDEF
> +EndSysreg
> +
> +Sysreg	ACTLR_EL12      3	5	1	0	1
> +Mapping	ACTLR_EL1
> +EndSysreg
> +
> +Sysreg	ACTLRALIAS_EL1  3	0	1	4	5
> +Mapping	ACTLR_EL1
> +EndSysreg
> +

Do you want to update CPACR_EL1 while you're at it, so that it matches
CPACRMASK_EL1?

>  Sysreg	CPACR_EL1	3	0	1	0	2
>  Res0	63:30
>  Field	29	E0POE
> @@ -2081,6 +2101,323 @@ Field	17:16	ZEN
>  Res0	15:0
>  EndSysreg
>  
> +Sysreg	CPACR_EL12      3	5	1	0	2
> +Mapping	CPACR_EL1
> +EndSysreg
> +
> +Sysreg	CPACRALIAS_EL1  3	0	1	4	4
> +Mapping	CPACR_EL1
> +EndSysreg
> +
> +Sysreg	ACTLRMASK_EL1	3	0	1	4	1
> +Field	63:0	IMPDEF
> +EndSysreg
> +
> +Sysreg	ACTLRMASK_EL12	3	5	1	4	1
> +Mapping	ACTLRMASK_EL1
> +EndSysreg
> +
> +Sysreg	CPACRMASK_EL1	3	0	1	4	2
> +Res0	63:32
> +Field	31	TCPAC
> +Field	30	TAM
> +Field	29	E0POE
> +Field	28	TTA
> +Res0	27:25	
> +Field	24	SMEN
> +Res0	23:21	
> +Field	20	FPEN
> +Res0	19:17	
> +Field	16	ZEN
> +Res0	15:0
> +EndSysreg
> +
> +Sysreg	CPACRMASK_EL12	3	5	1	4	2
> +Mapping CPACRMASK_EL1
> +EndSysreg
> +

[..]

Thanks,
Joey