Re: [Xen-devel] [PATCH for-4.8] docs: document ACPI usage in PVHv2 guests

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 03.11.16 at 13:19, <roger.pau@xxxxxxxxxx> wrote:
> --- a/docs/misc/hvmlite.markdown
> +++ b/docs/misc/hvmlite.markdown
> @@ -64,3 +64,14 @@ The following VCPU hypercalls can be used in order to 
> bring up secondary vCPUs:
>   * `VCPUOP_down` is used to bring down a vCPU.
>  
>   * `VCPUOP_is_up` is used to scan the number of available vCPUs.
> +
> +## Hardware description ##
> +
> +PVHv2 guests that have access to hardware (either emulated or real) will also
> +have ACPI tables with the description of the hardware that's available to the
> +guest. This applies to both privileged and unprivileged guests. A hint of
> +the position of the RSDP in memory (if present) can be fetched from the start
> +info structure that's passed at boot time (field rsdp_paddr).

Why "hint"?

Jan


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