vboot: stop implementing VbExDisplayScreen

This function is no longer required to be implemented since
EC/AUXFW sync was decoupled from vboot UI.  (See CL:2087016.)

BUG=b:172343019
TEST=Compile locally
BRANCH=none

Signed-off-by: Joel Kitching <kitching@google.com>
Change-Id: I43e8160a4766a38c4fa14bcf4495fc719fbcd6c2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47233
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
This commit is contained in:
Joel Kitching 2020-11-05 17:06:02 +08:00
parent 6ecd4c65e7
commit ec6cff2f20
1 changed files with 0 additions and 16 deletions

View File

@ -12,7 +12,6 @@
#include <timer.h>
#include <timestamp.h>
#include <vb2_api.h>
#include <vboot_api.h> /* for VbExDisplayScreen() and VbScreenData */
#define _EC_FILENAME(select, suffix) \
(select == VB_SELECT_FIRMWARE_READONLY ? "ecro" suffix : "ecrw" suffix)
@ -401,21 +400,6 @@ static vb2_error_t ec_get_expected_hash(enum vb2_firmware_selection select,
* Vboot Callbacks
***********************************************************************/
/*
* Unsupported.
*
* coreboot does not support the graphics initialization needed to
* display the vboot "wait" screens, etc., because the use case for
* supporting software sync early in the boot flow is to be able to
* quickly update the EC and/or sysjump to RW earlier so that USB-PD
* power (> 15 W) can be negotiated for earlier.
*/
vb2_error_t VbExDisplayScreen(uint32_t screen_type, uint32_t locale,
const VbScreenData *data)
{
return VB2_ERROR_UNKNOWN;
}
/*
* Write opaque data into NV storage region.
*/