kvmarm.lists.cs.columbia.edu archive mirror
 help / color / mirror / Atom feed
From: Eric Auger <eric.auger@redhat.com>
To: Miguel Luis <miguel.luis@oracle.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>,
	Oliver Upton <oliver.upton@linux.dev>,
	James Morse <james.morse@arm.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Zenghui Yu <yuzenghui@huawei.com>,
	Jing Zhang <jingzhangos@google.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev
Subject: Re: [PATCH v3 2/3] arm64: Add missing _EL2 encodings
Date: Thu, 12 Oct 2023 15:46:26 +0200	[thread overview]
Message-ID: <4c73e58f-13d3-7cb9-a706-b20ab7d2df18@redhat.com> (raw)
In-Reply-To: <20231011180103.91774-3-miguel.luis@oracle.com>

Hi Miguel,

On 10/11/23 20:01, Miguel Luis wrote:
> Some _EL2 encodings are missing. Add them.
>
> Signed-off-by: Miguel Luis <miguel.luis@oracle.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>

Eric
> ---
>  arch/arm64/include/asm/sysreg.h | 37 +++++++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
>
> diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
> index ba5db50effec..d8e8607c9de8 100644
> --- a/arch/arm64/include/asm/sysreg.h
> +++ b/arch/arm64/include/asm/sysreg.h
> @@ -484,6 +484,7 @@
>  
>  #define SYS_SCTLR_EL2			sys_reg(3, 4, 1, 0, 0)
>  #define SYS_ACTLR_EL2			sys_reg(3, 4, 1, 0, 1)
> +#define SYS_SCTLR2_EL2			sys_reg(3, 4, 1, 0, 3)
>  #define SYS_HCR_EL2			sys_reg(3, 4, 1, 1, 0)
>  #define SYS_MDCR_EL2			sys_reg(3, 4, 1, 1, 1)
>  #define SYS_CPTR_EL2			sys_reg(3, 4, 1, 1, 2)
> @@ -497,6 +498,10 @@
>  #define SYS_VTCR_EL2			sys_reg(3, 4, 2, 1, 2)
>  
>  #define SYS_TRFCR_EL2			sys_reg(3, 4, 1, 2, 1)
> +#define SYS_SDER32_EL2			sys_reg(3, 4, 1, 3, 1)
> +#define SYS_VNCR_EL2			sys_reg(3, 4, 2, 2, 0)
> +#define SYS_VSTTBR_EL2			sys_reg(3, 4, 2, 6, 0)
> +#define SYS_VSTCR_EL2			sys_reg(3, 4, 2, 6, 2)
>  #define SYS_HAFGRTR_EL2			sys_reg(3, 4, 3, 1, 6)
>  #define SYS_SPSR_EL2			sys_reg(3, 4, 4, 0, 0)
>  #define SYS_ELR_EL2			sys_reg(3, 4, 4, 0, 1)
> @@ -514,6 +519,18 @@
>  
>  #define SYS_MAIR_EL2			sys_reg(3, 4, 10, 2, 0)
>  #define SYS_AMAIR_EL2			sys_reg(3, 4, 10, 3, 0)
> +#define SYS_MPAMHCR_EL2			sys_reg(3, 4, 10, 4, 0)
> +#define SYS_MPAMVPMV_EL2		sys_reg(3, 4, 10, 4, 1)
> +#define SYS_MPAM2_EL2			sys_reg(3, 4, 10, 5, 0)
> +#define __SYS__MPAMVPMx_EL2(x)		sys_reg(3, 4, 10, 6, x)
> +#define SYS_MPAMVPM0_EL2		__SYS__MPAMVPMx_EL2(0)
> +#define SYS_MPAMVPM1_EL2		__SYS__MPAMVPMx_EL2(1)
> +#define SYS_MPAMVPM2_EL2		__SYS__MPAMVPMx_EL2(2)
> +#define SYS_MPAMVPM3_EL2		__SYS__MPAMVPMx_EL2(3)
> +#define SYS_MPAMVPM4_EL2		__SYS__MPAMVPMx_EL2(4)
> +#define SYS_MPAMVPM5_EL2		__SYS__MPAMVPMx_EL2(5)
> +#define SYS_MPAMVPM6_EL2		__SYS__MPAMVPMx_EL2(6)
> +#define SYS_MPAMVPM7_EL2		__SYS__MPAMVPMx_EL2(7)
>  
>  #define SYS_VBAR_EL2			sys_reg(3, 4, 12, 0, 0)
>  #define SYS_RVBAR_EL2			sys_reg(3, 4, 12, 0, 1)
> @@ -562,9 +579,29 @@
>  
>  #define SYS_CONTEXTIDR_EL2		sys_reg(3, 4, 13, 0, 1)
>  #define SYS_TPIDR_EL2			sys_reg(3, 4, 13, 0, 2)
> +#define SYS_SCXTNUM_EL2			sys_reg(3, 4, 13, 0, 7)
> +
> +#define __AMEV_op2(m)			(m & 0x7)
> +#define __AMEV_CRm(n, m)		(n | ((m & 0x8) >> 3))
> +#define __SYS__AMEVCNTVOFF0n_EL2(m)	sys_reg(3, 4, 13, __AMEV_CRm(0x8, m), __AMEV_op2(m))
> +#define SYS_AMEVCNTVOFF0n_EL2(m)	__SYS__AMEVCNTVOFF0n_EL2(m)
> +#define __SYS__AMEVCNTVOFF1n_EL2(m)	sys_reg(3, 4, 13, __AMEV_CRm(0xA, m), __AMEV_op2(m))
> +#define SYS_AMEVCNTVOFF1n_EL2(m)	__SYS__AMEVCNTVOFF1n_EL2(m)
>  
>  #define SYS_CNTVOFF_EL2			sys_reg(3, 4, 14, 0, 3)
>  #define SYS_CNTHCTL_EL2			sys_reg(3, 4, 14, 1, 0)
> +#define SYS_CNTHP_TVAL_EL2		sys_reg(3, 4, 14, 2, 0)
> +#define SYS_CNTHP_CTL_EL2		sys_reg(3, 4, 14, 2, 1)
> +#define SYS_CNTHP_CVAL_EL2		sys_reg(3, 4, 14, 2, 2)
> +#define SYS_CNTHV_TVAL_EL2		sys_reg(3, 4, 14, 3, 0)
> +#define SYS_CNTHV_CTL_EL2		sys_reg(3, 4, 14, 3, 1)
> +#define SYS_CNTHV_CVAL_EL2		sys_reg(3, 4, 14, 3, 2)
> +#define SYS_CNTHVS_TVAL_EL2		sys_reg(3, 4, 14, 4, 0)
> +#define SYS_CNTHVS_CTL_EL2		sys_reg(3, 4, 14, 4, 1)
> +#define SYS_CNTHVS_CVAL_EL2		sys_reg(3, 4, 14, 4, 2)
> +#define SYS_CNTHPS_TVAL_EL2		sys_reg(3, 4, 14, 5, 0)
> +#define SYS_CNTHPS_CTL_EL2		sys_reg(3, 4, 14, 5, 1)
> +#define SYS_CNTHPS_CVAL_EL2		sys_reg(3, 4, 14, 5, 2)
>  
>  /* VHE encodings for architectural EL0/1 system registers */
>  #define SYS_BRBCR_EL12			sys_reg(2, 5, 9, 0, 0)


  reply	other threads:[~2023-10-12 13:46 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-11 18:00 [PATCH v3 0/3] Fine grain sysregs allowed to trap for nested virtualization Miguel Luis
2023-10-11 18:01 ` [PATCH v3 1/3] arm64: Add missing _EL12 encodings Miguel Luis
2023-10-11 18:01 ` [PATCH v3 2/3] arm64: Add missing _EL2 encodings Miguel Luis
2023-10-12 13:46   ` Eric Auger [this message]
2023-10-13 18:42     ` Miguel Luis
2023-10-11 18:01 ` [PATCH v3 3/3] arm64/kvm: Fine grain _EL2 system registers list that affect nested virtualization Miguel Luis
2023-10-12 15:22   ` Eric Auger
2023-10-12 20:36     ` Marc Zyngier
2023-10-16  9:51       ` Eric Auger
2023-10-13 18:41     ` Miguel Luis
2023-10-16  9:54       ` Eric Auger
2023-10-16 10:11         ` Miguel Luis
2023-10-16 10:35           ` Marc Zyngier

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4c73e58f-13d3-7cb9-a706-b20ab7d2df18@redhat.com \
    --to=eric.auger@redhat.com \
    --cc=catalin.marinas@arm.com \
    --cc=james.morse@arm.com \
    --cc=jingzhangos@google.com \
    --cc=kvmarm@lists.linux.dev \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=maz@kernel.org \
    --cc=miguel.luis@oracle.com \
    --cc=oliver.upton@linux.dev \
    --cc=suzuki.poulose@arm.com \
    --cc=will@kernel.org \
    --cc=yuzenghui@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).