Trustedboot add TPM and associated i2c master to the devtree

Change-Id: Ic2edee549d23669f046a6e78f0cfae838faaec2d
RTC: 125287
ForwardPort: yes
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/25470
Reviewed-by: Marshall J. Wilks <mjwilks@us.ibm.com>
Tested-by: Jenkins Server
Tested-by: FSP CI Jenkins
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/src/usr/secureboot/base/securerom.C b/src/usr/secureboot/base/securerom.C
index 48b4255cd..82a72c185 100644
--- a/src/usr/secureboot/base/securerom.C
+++ b/src/usr/secureboot/base/securerom.C
@@ -84,6 +84,14 @@ errlHndl_t hashBlob(void * i_blob, size_t i_size, SHA512_t io_buf)
 
 }
 
+/*
+ * @brief  Externally available hardware hash key function
+ */
+void getHwHashKeys(sha2_hash_t o_hash)
+{
+    return Singleton<SecureROM>::instance().getHwHashKeys(o_hash);
+}
+
 }; //end SECUREBOOT namespace
 
 
@@ -546,6 +554,14 @@ errlHndl_t SecureROM::getHwHashKeys()
 }
 
 /**
+ * @brief  Retrieve the internal hardware hash key from secure ROM object.
+ */
+void SecureROM::getHwHashKeys(sha2_hash_t o_hash)
+{
+    memcpy(o_hash, iv_hash_key, sizeof(sha2_hash_t));
+}
+
+/**
  * @brief Static instance function for testcase only
  */
 SecureROM& SecureROM::getInstance()