Re: [Xen-devel] [PATCH v5 04/10] arm: processor.h: add definition for immediate value mask

[Julien Grall <julien.grall@xxxxxxx>]

Hi Volodymyr,

On 08/31/2017 09:09 PM, Volodymyr Babchuk wrote:
> This patch define HSR_XXC_IMM_MASK. It can be used to extract
NIT: s/define/defines/

> immediate value for trapped HVC32, HVC64, SMC64, SVC32, SVC64
> instructions, as described in the ARM ARM
> (ARM DDI 0487B.a pages D7-2270, D7-2272).
>
> Signed-off-by: Volodymyr Babchuk <volodymyr_babchuk@xxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxx>

Cheers,

> ---
>
>   * spelling fixes
>
> ---
>   xen/include/asm-arm/processor.h | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h
> index 51ce802..89752a7 100644
> --- a/xen/include/asm-arm/processor.h
> +++ b/xen/include/asm-arm/processor.h
> @@ -580,6 +580,9 @@ union hsr {
>                                 HSR_SYSREG_CRN_MASK|HSR_SYSREG_CRM_MASK|\
>                                 HSR_SYSREG_OP2_MASK)
>   
> +/* HSR.EC == HSR_{HVC32, HVC64, SMC64, SVC32, SVC64} */
> +#define HSR_XXC_IMM_MASK     (0xffff)
> +
>   /* Physical Address Register */
>   #define PAR_F           (_AC(1,U)<<0)
>   
--
Julien Grall

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