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MdePkg: Support standalone MM Driver Unload capability

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https://bugzilla.tianocore.org/show_bug.cgi?id=3240

This patch is to support standalone MM Driver Unload capability
by providing _DriverUnloadHandler() function.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Siyuan Fu <siyuan.fu@intel.com>
Signed-off-by: Jiaxin Wu <Jiaxin.wu@intel.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
This commit is contained in:
Jiaxin Wu
2021-03-01 12:06:44 +08:00
committed by mergify[bot]
parent f9c53a69ed
commit 9fd7e88c23
3 changed files with 84 additions and 2 deletions
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25
MdePkg/Include/Library/StandaloneMmDriverEntryPoint.h
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@@ -18,6 +18,11 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
///
extern CONST UINT32 _gMmRevision;
///
/// Declare the number of unload handler in the image.
///
extern CONST UINT8 _gDriverUnloadImageCount;
/**
The entry point of PE/COFF Image for a Standalone MM Driver.
@@ -122,4 +127,24 @@ ProcessModuleEntryPointList (
IN EFI_MM_SYSTEM_TABLE *MmSystemTable
);
/**
Autogenerated function that calls a set of module unload handlers.
This function must be called from the unload handler registered by _ModuleEntryPoint().
This function calls the set of module unload handlers.
This function is autogenerated by build tools and those build tools are responsible
for collecting the module unload handlers and calling them in a specified order.
@param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver.
@retval EFI_SUCCESS The unload handlers executed normally.
@retval !EFI_SUCCESS The unload handlers failed to execute normally.
**/
EFI_STATUS
EFIAPI
ProcessModuleUnloadList (
IN EFI_HANDLE ImageHandle
);
#endif