Remove the support that permits calls into the MM context to dispatch firmware volumes that are not part of the initial standalone MM firmware volume.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org> --- StandaloneMmPkg/Core/StandaloneMmCore.h | 22 ---------- StandaloneMmPkg/Core/Dispatcher.c | 46 -------------------- StandaloneMmPkg/Core/StandaloneMmCore.c | 1 - 3 files changed, 69 deletions(-) diff --git a/StandaloneMmPkg/Core/StandaloneMmCore.h b/StandaloneMmPkg/Core/StandaloneMmCore.h index 0d20bcaa6be5..74338dc9da0d 100644 --- a/StandaloneMmPkg/Core/StandaloneMmCore.h +++ b/StandaloneMmPkg/Core/StandaloneMmCore.h @@ -635,28 +635,6 @@ MmDriverDispatchHandler ( @return Status Code -**/ -EFI_STATUS -EFIAPI -MmFvDispatchHandler ( - IN EFI_HANDLE DispatchHandle, - IN CONST VOID *Context, OPTIONAL - IN OUT VOID *CommBuffer, OPTIONAL - IN OUT UINTN *CommBufferSize OPTIONAL - ); - -/** - This function is the main entry point for an MM handler dispatch - or communicate-based callback. - - @param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister(). - @param Context Points to an optional handler context which was specified when the handler was registered. - @param CommBuffer A pointer to a collection of data in memory that will - be conveyed from a non-MM environment into an MM environment. - @param CommBufferSize The size of the CommBuffer. - - @return Status Code - **/ EFI_STATUS EFIAPI diff --git a/StandaloneMmPkg/Core/Dispatcher.c b/StandaloneMmPkg/Core/Dispatcher.c index bede4832cfb7..4b2f38f700a0 100644 --- a/StandaloneMmPkg/Core/Dispatcher.c +++ b/StandaloneMmPkg/Core/Dispatcher.c @@ -883,52 +883,6 @@ MmAddToDriverList ( return EFI_SUCCESS; } -/** - This function is the main entry point for an MM handler dispatch - or communicate-based callback. - - @param DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister(). - @param Context Points to an optional handler context which was specified when the handler was registered. - @param CommBuffer A pointer to a collection of data in memory that will - be conveyed from a non-MM environment into an MM environment. - @param CommBufferSize The size of the CommBuffer. - - @return Status Code - -**/ -EFI_STATUS -EFIAPI -MmFvDispatchHandler ( - IN EFI_HANDLE DispatchHandle, - IN CONST VOID *Context, OPTIONAL - IN OUT VOID *CommBuffer, OPTIONAL - IN OUT UINTN *CommBufferSize OPTIONAL - ) -{ - EFI_STATUS Status; - EFI_MM_COMMUNICATE_FV_DISPATCH_DATA *CommunicationFvDispatchData; - EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader; - - DEBUG ((DEBUG_INFO, "MmFvDispatchHandler\n")); - - CommunicationFvDispatchData = CommBuffer; - - DEBUG ((DEBUG_INFO, " Dispatch - 0x%016lx - 0x%016lx\n", CommunicationFvDispatchData->Address, - CommunicationFvDispatchData->Size)); - - FwVolHeader = (EFI_FIRMWARE_VOLUME_HEADER *)(UINTN)CommunicationFvDispatchData->Address; - - MmCoreFfsFindMmDriver (FwVolHeader); - - // - // Execute the MM Dispatcher on any newly discovered FVs and previously - // discovered MM drivers that have been discovered but not dispatched. - // - Status = MmDispatcher (); - - return Status; -} - /** Traverse the discovered list for any drivers that were discovered but not loaded because the dependency experessions evaluated to false. diff --git a/StandaloneMmPkg/Core/StandaloneMmCore.c b/StandaloneMmPkg/Core/StandaloneMmCore.c index ec53b8d8bec4..766cdb5c848c 100644 --- a/StandaloneMmPkg/Core/StandaloneMmCore.c +++ b/StandaloneMmPkg/Core/StandaloneMmCore.c @@ -99,7 +99,6 @@ BOOLEAN mInLegacyBoot = FALSE; // Table of MMI Handlers that are registered by the MM Core when it is initialized // MM_CORE_MMI_HANDLERS mMmCoreMmiHandlers[] = { - { MmFvDispatchHandler, &gMmFvDispatchGuid, NULL, TRUE }, { MmReadyToLockHandler, &gEfiDxeMmReadyToLockProtocolGuid, NULL, TRUE }, { MmEndOfDxeHandler, &gEfiEndOfDxeEventGroupGuid, NULL, FALSE }, { MmLegacyBootHandler, &gEfiEventLegacyBootGuid, NULL, FALSE }, -- 2.20.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel