From c9ac0bcb9827ab2bef5fd7548eb13302cfd9c57d Mon Sep 17 00:00:00 2001
From: Christian Walter <christian.walter@9elements.com>
Date: Tue, 28 Jan 2020 19:54:33 +0100
Subject: security/tpm/tss: Add ClearControl Function

Add ClearControl Function which is needed for a follow-up patch.

Change-Id: Ia19185528fd821e420b0bdb424760c93b79523a4
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38617
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
---
 src/security/tpm/tss.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/security/tpm/tss.h')

diff --git a/src/security/tpm/tss.h b/src/security/tpm/tss.h
index 336935d911..5237387a74 100644
--- a/src/security/tpm/tss.h
+++ b/src/security/tpm/tss.h
@@ -170,6 +170,11 @@ uint32_t tlcl_set_nv_locked(void);
  */
 uint32_t tlcl_force_clear(void);
 
+/**
+ * Set Clear Control. The TPM error code is returned.
+ */
+uint32_t tlcl_clear_control(bool disable);
+
 /**
  * Set the bGlobalLock flag, which only a reboot can clear.  The TPM error
  * code is returned.
-- 
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