PI 1.4 clarified SMM register protocol notify function return status as below:
EFI_SUCCESS Successfully returned the registration record that has
been added or unhooked
EFI_INVALID_PARAMETER Protocol is NULL or Registration is NULL
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff....@intel.com>
---
MdePkg/Include/Pi/PiSmmCis.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/MdePkg/Include/Pi/PiSmmCis.h b/MdePkg/Include/Pi/PiSmmCis.h
index 26880b8..66e2dd5 100644
--- a/MdePkg/Include/Pi/PiSmmCis.h
+++ b/MdePkg/Include/Pi/PiSmmCis.h
@@ -112,8 +112,9 @@ EFI_STATUS
@param[in] Function Points to the notification function.
@param[out] Registration A pointer to a memory location to receive the
registration value.
- @retval EFI_SUCCESS Successfully returned the registration record
that has been added.
- @retval EFI_INVALID_PARAMETER One or more of Protocol, Function and
Registration is NULL.
+ @retval EFI_SUCCESS Successfully returned the registration record
+ that has been added or unhooked.
+ @retval EFI_INVALID_PARAMETER Protocol is NULL or Registration is NULL.
@retval EFI_OUT_OF_RESOURCES Not enough memory resource to finish the
request.
@retval EFI_NOT_FOUND If the registration is not found when Function
== NULL.
**/
--
1.9.5.msysgit.0
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