@par Protocol Description:\r
The EFI_TCG Protocol abstracts TCG activity.\r
\r
- @param StatusCheck This service provides information on the TPM.\r
- @param HashAll This service abstracts the capability to do a hash \r
- operation on a data buffer.\r
- @param LogEvent This service abstracts the capability to add \r
- an entry to the Event Log.\r
- @param PassThroughToTPM This service provides a pass-through capability \r
- from the caller to the system's TPM.\r
- @param HashLogExtendEvent This service abstracts the capability to do a hash \r
- operation on a data buffer, extend a specific TPM PCR \r
- with the hash result, and add an entry to the Event Log. \r
-\r
**/\r
struct _EFI_TCG_PROTOCOL {\r
EFI_TCG_STATUS_CHECK StatusCheck;\r