Re: [Xen-devel] [PATCH] tools/libacpi: set FADT boot flag to notify lack of VGA for PVHv2 guests

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.12.16 at 13:40, <roger.pau@xxxxxxxxxx> wrote:
> PVHv2 guests don't have any VGA card, and as so it must be notified in the 
> FADT.
> 
> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

Looking at this ...

> --- a/tools/libacpi/acpi2_0.h
> +++ b/tools/libacpi/acpi2_0.h
> @@ -229,6 +229,7 @@ struct acpi_20_fadt {
>   */
>  #define ACPI_LEGACY_DEVICES (1 << 0)
>  #define ACPI_8042           (1 << 1)
> +#define ACPI_FADT_NO_VGA    (1 << 2)

... though makes me wonder: Don't we need a similar patch then
for ACPI_FADT_NO_CMOS_RTC, the setting of which then would
need to be in sync with XEN_X86_EMU_RTC?

Jan

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