[edk2-devel] 回复: [PATCH v1 2/4] MdePkg: DelayedDispatch: Added WaitOnEvent interface

["gaoliming via groups.io" <gaoliming=byosoft.com.cn@groups.io>]

Kun:
  This change is introduced in PI spec 1.8. Please update DelayedDispatch.h
file header with correct PI version. 

Thanks
Liming
> -----邮件原件-----
> 发件人: Kun Qin <kuqin12@gmail.com>
> 发送时间: 2023年7月21日 5:07
> 收件人: devel@edk2.groups.io
> 抄送: Michael D Kinney <michael.d.kinney@intel.com>; Liming Gao
> <gaoliming@byosoft.com.cn>; Zhiguang Liu <zhiguang.liu@intel.com>; Mike
> Turner <mikeyt@pobox.com>
> 主题: [PATCH v1 2/4] MdePkg: DelayedDispatch: Added WaitOnEvent
> interface
> 
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4496
> 
> This change adds a new interface for the delayed dispatch PPI. This
> new addition allows functional components relying on delayed dispatch
> callbacks to be managed/dispatched with definitive order.
> 
> The full defintion has been added into PI spec.
> 
> Cc: Michael D Kinney <michael.d.kinney@intel.com>
> Cc: Liming Gao <gaoliming@byosoft.com.cn>
> Cc: Zhiguang Liu <zhiguang.liu@intel.com>
> 
> Co-authored-by: Mike Turner <mikeyt@pobox.com>
> Signed-off-by: Kun Qin <kuqin12@gmail.com>
> ---
>  MdePkg/Include/Ppi/DelayedDispatch.h | 24 +++++++++++++++++++-
>  1 file changed, 23 insertions(+), 1 deletion(-)
> 
> diff --git a/MdePkg/Include/Ppi/DelayedDispatch.h
> b/MdePkg/Include/Ppi/DelayedDispatch.h
> index 098d57758551..253cafd46d28 100644
> --- a/MdePkg/Include/Ppi/DelayedDispatch.h
> +++ b/MdePkg/Include/Ppi/DelayedDispatch.h
> @@ -50,6 +50,7 @@ This service is the single member function of the
> EFI_DELAYED_DISPATCH_PPI
>    @param[in] This           Pointer to the EFI_DELAYED_DISPATCH_PPI
> instance
> 
>    @param[in] Function       Function to call back
> 
>    @param[in] Context        Context data
> 
> +  @param[in] UniqueId       GUID for this Delayed Dispatch request.
> 
>    @param[in] Delay          Delay interval
> 
> 
> 
>    @retval EFI_SUCCESS               Function successfully loaded
> 
> @@ -63,9 +64,29 @@ EFI_STATUS
>    IN  EFI_DELAYED_DISPATCH_PPI      *This,
> 
>    IN  EFI_DELAYED_DISPATCH_FUNCTION  Function,
> 
>    IN  UINT64                         Context,
> 
> +  IN  EFI_GUID                      *UniqueId   OPTIONAL,
> 
>    IN  UINT32                         Delay
> 
>    );
> 
> 
> 
> +/**
> 
> +  Wait on a registered Delayed Dispatch unit that has a UniqueId.
> Continue
> 
> +  to dispatch all registered delayed dispatch entries until *ALL* entries
with
> 
> +  UniqueId have completed.
> 
> +
> 
> +  @param[in]     This            The Delayed Dispatch PPI pointer.
> 
> +  @param[in]     UniqueId        UniqueId of delayed dispatch entry.
> 
> +
> 
> +  @retval EFI_SUCCESS            The operation succeeds.
> 
> +  @retval EFI_INVALID_PARAMETER  The parameters are invalid.
> 
> +
> 
> +**/
> 
> +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
> 
> @@ -73,7 +94,8 @@ 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;
> 
> --
> 2.41.0.windows.2





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