Hi Stewart,

On 24/04/2024 18:27, Stewart Hildebrand wrote:
> The vPCI prefetchable memory range is >= 4GB, so the memory space flags
> should be set to 64-bit. See IEEE Std 1275-1994 [1] for a definition of
NIT: would be beneficial to provide chapter (in this case 2.2.1.1)

> the field.
> 
> [1] https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
> 
> Signed-off-by: Stewart Hildebrand <stewart.hildebr...@amd.com>
Acked-by: Michal Orzel <michal.or...@amd.com>

~Michal

> ---
>  xen/include/public/arch-arm.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/xen/include/public/arch-arm.h b/xen/include/public/arch-arm.h
> index e167e14f8df9..289af81bd69d 100644
> --- a/xen/include/public/arch-arm.h
> +++ b/xen/include/public/arch-arm.h
> @@ -487,7 +487,7 @@ typedef uint64_t xen_callback_t;
>  #define GUEST_RAM0_SIZE   xen_mk_ullong(0xc0000000)
>  
>  /* 4GB @ 4GB Prefetch Memory for VPCI */
> -#define GUEST_VPCI_ADDR_TYPE_PREFETCH_MEM   xen_mk_ullong(0x42000000)
> +#define GUEST_VPCI_ADDR_TYPE_PREFETCH_MEM   xen_mk_ullong(0x43000000)
>  #define GUEST_VPCI_PREFETCH_MEM_ADDR        xen_mk_ullong(0x100000000)
>  #define GUEST_VPCI_PREFETCH_MEM_SIZE        xen_mk_ullong(0x100000000)
>  
> 
> base-commit: 410ef3343924b5a3928bbe8e392491992b322cf0

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