On Sun, Jan 07, 2018 at 12:28:25PM -0800, Anthony Liguori wrote:
> From: Anthony Liguori <aligu...@amazon.com>
..snip.
> diff --git a/xen/arch/x86/guest/vixen.c b/xen/arch/x86/guest/vixen.c
> index c0a81dd..cacbe69 100644
> --- a/xen/arch/x86/guest/vixen.c
> +++ b/xen/arch/x86/guest/vixen.c
> @@ -23,6 +23,7 @@
>
> static int in_vixen;
> static int vixen_domid = 1;
> +static uint32_t vixen_reserved_mem_pgstart = 0xfeff0000;
This is interesting. Would it make sense to have this be
auto-detected? Or a boot parameter to over-write?
>
> integer_param("vixen_domid", vixen_domid);
>
> @@ -35,3 +36,11 @@ int vixen_get_domid(void)
> {
> return vixen_domid;
> }
> +
> +void vixen_get_reserved_mem(unsigned long *start_pfn, unsigned long *end_pfn)
> +{
> + *start_pfn = vixen_reserved_mem_pgstart >> XEN_PAGE_SHIFT;
> +
> + /* This is part of the Xen ABI */
.. which one :-) ?
> + *end_pfn = 0x100000;
> +}
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