Re: [Xen-devel] [PATCH RFC 1/8] xen/arm: Implement ioremap.

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 09/10/2013 03:18 PM, Ian Campbell wrote:
> Common code uses this, it expects an uncached mapping.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> ---
>  xen/arch/arm/mm.c |    5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c
> index 69c157a..4521c8d 100644
> --- a/xen/arch/arm/mm.c
> +++ b/xen/arch/arm/mm.c
> @@ -694,6 +694,11 @@ void *ioremap_attr(paddr_t pa, size_t len, unsigned int 
> attributes)
>      return (__vmap(&pfn, nr, 1, 1, attributes) + offs);
>  }
>  
> +void *ioremap(paddr_t pa, size_t len)
> +{
> +    return ioremap_attr(pa, len, PAGE_HYPERVISOR_NOCACHE);
> +}
> +

Can you inline ioremap in the header (asm-arm/mm.h)?

>  static int create_xen_table(lpae_t *entry)
>  {
>      void *p;
> 

-- 
Julien Grall

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