Re: [Xen-devel] [RFC for-4.5 3/5] xen/arm64: Implement lookup_processor_type as a dummy function

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2014-02-11 at 20:04 +0000, Julien Grall wrote:
> ARM64 implementation doesn't yet have specific code per processor.
> This function will be used in a later patch.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>

Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

> ---
>  xen/arch/arm/arm64/head.S |    7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/xen/arch/arm/arm64/head.S b/xen/arch/arm/arm64/head.S
> index c97c194..e1d3103 100644
> --- a/xen/arch/arm/arm64/head.S
> +++ b/xen/arch/arm/arm64/head.S
> @@ -546,6 +546,13 @@ putn:   ret
>  
>  #endif /* !CONFIG_EARLY_PRINTK */
>  
> +/* This provides a C-API version of __lookup_processor_type
> + * TODO: For now, the implementation return NULL every time
> + */
> +GLOBAL(lookup_processor_type)
> +        mov  x0, #0
> +        ret
> +
>  /*
>   * Local variables:
>   * mode: ASM



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