MdePkg: Update Delayed Dispatch PPI as per PI 1.8 Spec

Added WaitOnEvent() function to EFI_DELAYTED_DISPATCH_PPI.
Modified DispatchRegister() parameter list.

Cc: Felix Polyudov <felixp@ami.com>
Cc: Dhanaraj V <vdhanaraj@ami.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Sachin Ganesh <sachinganesh@ami.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>

1 files changed, 23 insertions, 1 deletions

diff --git a/MdePkg/Include/Ppi/DelayedDispatch.h b/MdePkg/Include/Ppi/DelayedDispatch.h
index f9b4fed30f..1c2068404c 100644
--- a/MdePkg/Include/Ppi/DelayedDispatch.h
+++ b/MdePkg/Include/Ppi/DelayedDispatch.h
@@ -49,6 +49,7 @@ This service is the single member function of the EFI_DELAYED_DISPATCH_PPI
   @param This           Pointer to the EFI_DELAYED_DISPATCH_PPI instance

   @param Function       Function to call back

   @param Context        Context data

+  @param UniqueId       UniqueId

   @param Delay          Delay interval

 

   @retval EFI_SUCCESS               Function successfully loaded

@@ -62,9 +63,29 @@ EFI_STATUS
   IN  EFI_DELAYED_DISPATCH_PPI      *This,

   IN  EFI_DELAYED_DISPATCH_FUNCTION  Function,

   IN  UINT64                     Context,

+  IN  EFI_GUID                   *UniqueId  OPTIONAL,

   OUT UINT32                     Delay

   );

 

+/**

+Function invoked by a PEIM to wait until all specified UniqueId events have been dispatched. The other events

+will continue to dispatch while this process is being paused

+

+  @param This           Pointer to the EFI_DELAYED_DISPATCH_PPI instance

+  @param UniqueId       Delayed dispatch request ID the caller will wait on

+

+  @retval EFI_SUCCESS               Function successfully invoked

+  @retval EFI_INVALID_PARAMETER     One of the Arguments is not supported

+

+**/

+

+typedef

+EFI_STATUS

+(EFIAPI *EFI_DELAYED_DISPATCH_WAIT_ON_EVENT)(

+  IN EFI_DELAYED_DISPATCH_PPI  *This,

+  IN EFI_GUID                  UniqueId

+  );

+

 ///

 /// This PPI is a pointer to the Delayed Dispatch Service.

 /// This service will be published by the Pei Foundation. The PEI Foundation

@@ -72,7 +93,8 @@ EFI_STATUS
 /// execution.

 ///

 struct _EFI_DELAYED_DISPATCH_PPI {

-  EFI_DELAYED_DISPATCH_REGISTER    Register;

+  EFI_DELAYED_DISPATCH_REGISTER         Register;

+  EFI_DELAYED_DISPATCH_WAIT_ON_EVENT    WaitOnEvent;

 };

 

 extern EFI_GUID  gEfiPeiDelayedDispatchPpiGuid;