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Re: [PATCH] tools/libs/light: set video_mem for PVH guests
- To: Juergen Gross <jgross@xxxxxxxx>
- From: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- Date: Wed, 8 Dec 2021 10:27:18 +0000
- Authentication-results: esa1.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none
- Cc: <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>, "Wei Liu" <wl@xxxxxxx>
- Delivery-date: Wed, 08 Dec 2021 10:27:45 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Fri, Dec 03, 2021 at 08:30:58AM +0100, Juergen Gross wrote:
> The size of the video memory of PVH guests should be set to 0 in case
> no value has been specified.
>
> Doing not so will leave it to be -1, resulting in an additional 1 kB
> of RAM being advertised in the memory map (here the output of a PVH
> Mini-OS boot with 16 MB of RAM assigned):
>
> Memory map:
> 000000000000-0000010003ff: RAM
> 0000feff8000-0000feffffff: Reserved
> 0000fc008000-0000fc00803f: ACPI
> 0000fc000000-0000fc000fff: ACPI
> 0000fc001000-0000fc007fff: ACPI
>
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
Thanks,
--
Anthony PERARD
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