On Fri, 12 Jan 2024 at 12:38, Gerd Hoffmann <kra...@redhat.com> wrote:
>
> It is possible to find variable entries with State being 0xff,
> i.e. not updated since flash block erase. This indicates the
> header write was not completed (and therefore State was not set
> to VAR_HEADER_VALID_ONLY). Treat this as additional "end of
> variable list" condition.
>
Why?
> Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
> ---
> OvmfPkg/VirtNorFlashDxe/VirtNorFlashFvb.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/OvmfPkg/VirtNorFlashDxe/VirtNorFlashFvb.c
> b/OvmfPkg/VirtNorFlashDxe/VirtNorFlashFvb.c
> index 8fcd999ac6df..c8b5e0be1379 100644
> --- a/OvmfPkg/VirtNorFlashDxe/VirtNorFlashFvb.c
> +++ b/OvmfPkg/VirtNorFlashDxe/VirtNorFlashFvb.c
> @@ -302,6 +302,11 @@ ValidateFvHeader (
> break;
> }
>
> + if (VarHeader->State == 0xff) {
> + DEBUG ((DEBUG_INFO, "%a: end of var list (unwritten state)\n",
> __func__));
> + break;
> + }
> +
> VarName = NULL;
> switch (VarHeader->State) {
> // usage: State = VAR_HEADER_VALID_ONLY
> --
> 2.43.0
>
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