[U-Boot] [PATCH 2/2] disk: efi: ignore 'IGNOREME' GPT header found on cros eMMCs

Simon Glass sjg at chromium.org
Wed Apr 24 03:54:26 UTC 2019


Hi Urja,

On Wed, 3 Apr 2019 at 06:25, Urja Rannikko <urjaman at gmail.com> wrote:
>
> Some ChromeOS devices (atleast veyron speedy) have the first 8MiB of
> the eMMC write protected and equipped with a dummy 'IGNOREME' GPT
> header - instead of spewing error messages about it, just silently
> try the backup GPT.
>
> Note: this does not touch the gpt cmd writing/verifying functions,
> those will still complain.
>
> Signed-off-by: Urja Rannikko <urjaman at gmail.com>
> ---
>  disk/part_efi.c    | 28 +++++++++++++++++++++-------
>  include/part_efi.h |  2 ++
>  2 files changed, 23 insertions(+), 7 deletions(-)

Could we add a Kconfig to control this? Other devices shouldn't have this code.

Regards,
SImon


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