Re: [Xen-devel] [PATCH 2/7] xen/arm32: Add missing MIDR values for Cortex-A17 and A12

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Fri, 19 Jan 2018, Julien Grall wrote:
> Cortex-A17 and A12 MIDR will be used in a follow-up patch for hardening
> the branch predictor.
> 
> This is part of XSA-254.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>

Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
>  xen/include/asm-arm/processor.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h
> index 466da5da86..c0f79d0093 100644
> --- a/xen/include/asm-arm/processor.h
> +++ b/xen/include/asm-arm/processor.h
> @@ -44,6 +44,8 @@
>  
>  #define ARM_CPU_IMP_ARM             0x41
>  
> +#define ARM_CPU_PART_CORTEX_A12     0xC0D
> +#define ARM_CPU_PART_CORTEX_A17     0xC0E
>  #define ARM_CPU_PART_CORTEX_A15     0xC0F
>  #define ARM_CPU_PART_CORTEX_A53     0xD03
>  #define ARM_CPU_PART_CORTEX_A57     0xD07
> @@ -51,6 +53,8 @@
>  #define ARM_CPU_PART_CORTEX_A73     0xD09
>  #define ARM_CPU_PART_CORTEX_A75     0xD0A
>  
> +#define MIDR_CORTEX_A12 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, 
> ARM_CPU_PART_CORTEX_A12)
> +#define MIDR_CORTEX_A17 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, 
> ARM_CPU_PART_CORTEX_A17)
>  #define MIDR_CORTEX_A15 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, 
> ARM_CPU_PART_CORTEX_A15)
>  #define MIDR_CORTEX_A53 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, 
> ARM_CPU_PART_CORTEX_A53)
>  #define MIDR_CORTEX_A57 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, 
> ARM_CPU_PART_CORTEX_A57)
> -- 
> 2.11.0
> 

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