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-rw-r--r--IntelFrameworkPkg/Include/Protocol/SmmControl.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/IntelFrameworkPkg/Include/Protocol/SmmControl.h b/IntelFrameworkPkg/Include/Protocol/SmmControl.h
index e134a09495..e5375956cd 100644
--- a/IntelFrameworkPkg/Include/Protocol/SmmControl.h
+++ b/IntelFrameworkPkg/Include/Protocol/SmmControl.h
@@ -149,7 +149,9 @@ EFI_STATUS
implementation of EFI_SMM_BASE_PROTOCOL.Communicate() to layer upon this service
and provide an SMI callback from a general EFI runtime driver.
This protocol provides an abstraction to the platform hardware that generates an
- SMI or PMI. There are often I/O ports that, when accessed, will engender the
+ SMI or PMI. There are often I/O ports that, when accessed, will engender the SMI or PMI.
+ Also, this hardware optionally supports the periodic genearation of these signals.
+
**/
struct _EFI_SMM_CONTROL_PROTOCOL {
///