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mfd: cros_ec: Expand hash API

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Improve API to verify EC image signature.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Fabien Lahoudere <fabien.lahoudere@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Gwendal Grignou 2019-06-03 11:33:44 -07:00 committed by Lee Jones
parent de83db57d7
commit 03f6896aeb
1 changed files with 9 additions and 2 deletions
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11
include/linux/mfd/cros_ec_commands.h
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@ -2018,8 +2018,15 @@ enum ec_vboot_hash_status {
* If one of these is specified, the EC will automatically update offset and
* size to the correct values for the specified image (RO or RW).
*/
#define EC_VBOOT_HASH_OFFSET_RO 0xfffffffe
#define EC_VBOOT_HASH_OFFSET_RW 0xfffffffd
#define EC_VBOOT_HASH_OFFSET_RO 0xfffffffe
#define EC_VBOOT_HASH_OFFSET_ACTIVE 0xfffffffd
#define EC_VBOOT_HASH_OFFSET_UPDATE 0xfffffffc
/*
* 'RW' is vague if there are multiple RW images; we mean the active one,
* so the old constant is deprecated.
*/
#define EC_VBOOT_HASH_OFFSET_RW EC_VBOOT_HASH_OFFSET_ACTIVE
/*****************************************************************************/
/*