On 2019/1/14 21:27, Ard Biesheuvel wrote:
Add the library interface for the standalone MM driver entry point.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
---
MdePkg/MdePkg.dec | 3 +
MdePkg/Include/Library/StandaloneMmDriverEntryPoint.h | 134
++++++++++++++++++++
2 files changed, 137 insertions(+)
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index a7383b6daafb..a4854083105d 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -247,6 +247,9 @@ [LibraryClasses]
# Only available to MM_STANDALONE, SMM/DXE Combined and SMM
module types.
MmServicesTableLib|Include/Library/MmServicesTableLib.h
+ ## @libraryclass Module entry point library for standalone MM drivers.
+ StandaloneMmDriverEntryPoint|Include/Library/StandaloneMmDriverEntryPoint.h
+
[LibraryClasses.IA32, LibraryClasses.X64]
## @libraryclass Abstracts both S/W SMI generation and detection.
##
diff --git a/MdePkg/Include/Library/StandaloneMmDriverEntryPoint.h
b/MdePkg/Include/Library/StandaloneMmDriverEntryPoint.h
new file mode 100644
index 000000000000..d08a73303dbb
--- /dev/null
+++ b/MdePkg/Include/Library/StandaloneMmDriverEntryPoint.h
@@ -0,0 +1,134 @@
+/** @file
+ Module entry point library for Standalone MM Drivers.
+
+Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.<BR>
+Copyright (c) 2018, Linaro, Limited. All rights reserved.<BR>
+
+This program and the accompanying materials are licensed and made available
+under the terms and conditions of the BSD License which accompanies this
+distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __MODULE_ENTRY_POINT_H__
+#define __MODULE_ENTRY_POINT_H__
+
+///
+/// Declare the PI Specification Revision that this driver requires to execute
+/// correctly.
+///
+extern CONST UINT32 _gMmRevision;
+
+/**
+ The entry point of PE/COFF Image for a Standalone MM Driver.
+
+ This function is the entry point for a Standalone MM Driver.
+ This function must call ProcessLibraryConstructorList() and
+ ProcessModuleEntryPointList().
+ If the return status from ProcessModuleEntryPointList()
+ is an error status, then ProcessLibraryDestructorList() must be called.
+ The return value from ProcessModuleEntryPointList() is returned.
noop
+ If _gDriverUnloadImageCount is greater
+ than zero, then an unload handler must be registered for this image and
+ the unload handler must invoke ProcessModuleUnloadList().
This block could be removed.
+ If _gMmRevision is not zero and SystemTable->Hdr.Revision is
SystemTable should be MmSystemTable.
+ less than _gUefiDriverRevison, then return EFI_INCOMPATIBLE_VERSION.
_gUefiDriverRevison should be _gMmRevision.
+
+ @param ImageHandle The image handle of the Standalone MM Driver.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The Standalone MM Driver exited normally.
+ @retval EFI_INCOMPATIBLE_VERSION _gMmRevision is greater than
+ SystemTable->Hdr.Revision.
SystemTable should be MmSystemTable.
These feedback may be also applied to the implementation in next patch.
With them handled, Acked-by: Star Zeng <star.z...@intel.com> to this and
next patches.
Thanks,
Star
+ @retval Other Return value from
+ ProcessModuleEntryPointList().
+
+**/
+EFI_STATUS
+EFIAPI
+_ModuleEntryPoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *MmSystemTable
+ );
+
+
+/**
+ Auto generated function that calls the library constructors for all of the
+ module's dependent libraries.
+
+ This function must be called by _ModuleEntryPoint().
+ This function calls the set of library constructors for the set of library
+ instances that a module depends on. This includes library instances that a
+ module depends on directly and library instances that a module depends on
+ indirectly through other libraries. This function is auto generated by build
+ tools and those build tools are responsible for collecting the set of library
+ instances, determine which ones have constructors, and calling the library
+ constructors in the proper order based upon each of the library instances own
+ dependencies.
+
+ @param ImageHandle The image handle of the Standalone MM Driver.
+ @param SystemTable A pointer to the MM System Table.
+
+**/
+VOID
+EFIAPI
+ProcessLibraryConstructorList (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *MmSystemTable
+ );
+
+
+/**
+ Auto generated function that calls the library descructors for all of the
+ module's dependent libraries.
+
+ This function may be called by _ModuleEntryPoint().
+ This function calls the set of library destructors for the set of library
+ instances that a module depends on. This includes library instances that a
+ module depends on directly and library instances that a module depends on
+ indirectly through other libraries.
+ This function is auto generated by build tools and those build tools are
+ responsible for collecting the set of library instances, determine which ones
+ have destructors, and calling the library destructors in the proper order
+ based upon each of the library instances own dependencies.
+
+ @param ImageHandle The image handle of the Standalone MM Driver.
+ @param SystemTable A pointer to the MM System Table.
+
+**/
+VOID
+EFIAPI
+ProcessLibraryDestructorList (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *MmSystemTable
+ );
+
+
+/**
+ Auto generated function that calls a set of module entry points.
+
+ This function must be called by _ModuleEntryPoint().
+ This function calls the set of module entry points.
+ This function is auto generated by build tools and those build tools are
+ responsible for collecting the module entry points and calling them in a
+ specified order.
+
+ @param ImageHandle The image handle of the Standalone MM Driver.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The Standalone MM Driver executed normally.
+ @retval !EFI_SUCCESS The Standalone MM Driver failed to execute normally.
+**/
+EFI_STATUS
+EFIAPI
+ProcessModuleEntryPointList (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *MmSystemTable
+ );
+
+#endif
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