[PATCH v1 7/9] arm64/sysreg: Generate definitions for DACR32_EL2

Mark Rutland mark.rutland at arm.com
Fri May 20 08:22:40 PDT 2022


On Tue, May 17, 2022 at 07:22:17PM +0100, Mark Brown wrote:
> Convert DACR32_EL2 to automatic register generation as per DDI0487H.a, no
> functional change.
> 
> Signed-off-by: Mark Brown <broonie at kernel.org>
> ---
>  arch/arm64/include/asm/sysreg.h |  1 -
>  arch/arm64/tools/sysreg         | 20 ++++++++++++++++++++
>  2 files changed, 20 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
> index c77e2310d189..e8e9040227f6 100644
> --- a/arch/arm64/include/asm/sysreg.h
> +++ b/arch/arm64/include/asm/sysreg.h
> @@ -552,7 +552,6 @@
>  #define SYS_HFGITR_EL2			sys_reg(3, 4, 1, 1, 6)
>  #define SYS_TRFCR_EL2			sys_reg(3, 4, 1, 2, 1)
>  #define SYS_HCRX_EL2			sys_reg(3, 4, 1, 2, 2)
> -#define SYS_DACR32_EL2			sys_reg(3, 4, 3, 0, 0)
>  #define SYS_HDFGRTR_EL2			sys_reg(3, 4, 3, 1, 4)
>  #define SYS_HDFGWTR_EL2			sys_reg(3, 4, 3, 1, 5)
>  #define SYS_HAFGRTR_EL2			sys_reg(3, 4, 3, 1, 6)
> diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
> index 3971e1fb6af4..543ba10f3dac 100644
> --- a/arch/arm64/tools/sysreg
> +++ b/arch/arm64/tools/sysreg
> @@ -325,6 +325,26 @@ Sysreg	SMCR_EL2	3	4	1	2	6
>  Fields	SMCR_ELx
>  EndSysreg
>  
> +Sysreg	DACR32_EL2	3	4	3	0	0
> +Res0	63:32
> +Field	31:30	D15
> +Field	29:28	D14
> +Field	27:26	D13
> +Field	25:24	D12
> +Field	23:22	D11
> +Field	21:20	D10
> +Field	19:18	D9
> +Field	17:16	D8
> +Field	15:14	D7
> +Field	13:12	D6
> +Field	11:10	D5
> +Field	9:8	D4
> +Field	7:6	D3
> +Field	5:4	D2
> +Field	3:2	D1
> +Field	1:0	D0
> +EndSysreg

These all look correct to me per ARM DDI 0487H.a pages D13-5338 to D13-5339:

Reviewed-by: Mark Rutland <mark.rutland at arm.com>

Mark.

> +
>  Sysreg	CONTEXTIDR_EL2	3	4	13	0	1
>  Fields	CONTEXTIDR_ELx
>  EndSysreg
> -- 
> 2.30.2
> 



More information about the linux-arm-kernel mailing list