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| author | Yao, Jiewen <jiewen.yao@intel.com> | 2015-11-25 08:40:49 +0000 |
|---|---|---|
| committer | jyao1 <jyao1@Edk2> | 2015-11-25 08:40:49 +0000 |
| commit | 0b256fb1dd7ca267d6e448768e519f54f97f347a (patch) | |
| tree | b3b9fb4bb65b7d895a0dcac4cfe162b4ec0d5e2a /MdeModulePkg/Core/PiSmmCore/Dispatcher.c | |
| parent | 0f5f6b3db7c12405e4c942cd00ead0749cce41f2 (diff) | |
| download | edk2-0b256fb1dd7ca267d6e448768e519f54f97f347a.tar.gz edk2-0b256fb1dd7ca267d6e448768e519f54f97f347a.tar.bz2 edk2-0b256fb1dd7ca267d6e448768e519f54f97f347a.zip | |
Install LoadedImage protocol for PiSmmCore.
PiSmmCore installs LoadedImage for each SMM driver. However itself is missing.
So we follow DxeCore style, let PiSmmCore installs LoadedImage protocol for itself,
then the SMM image information is complete.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Yao, Jiewen" <jiewen.yao@intel.com>
Reviewed-by: "Zeng, Star" <star.zeng@intel.com>
Reviewed-by: "Kinney, Michael D" <michael.d.kinney@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18945 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Core/PiSmmCore/Dispatcher.c')
| -rw-r--r-- | MdeModulePkg/Core/PiSmmCore/Dispatcher.c | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/MdeModulePkg/Core/PiSmmCore/Dispatcher.c b/MdeModulePkg/Core/PiSmmCore/Dispatcher.c index cbaf549066..1f85ae8def 100644 --- a/MdeModulePkg/Core/PiSmmCore/Dispatcher.c +++ b/MdeModulePkg/Core/PiSmmCore/Dispatcher.c @@ -103,7 +103,8 @@ BOOLEAN gRequestDispatch = FALSE; //
EFI_FV_FILETYPE mSmmFileTypes[] = {
EFI_FV_FILETYPE_SMM,
- EFI_FV_FILETYPE_COMBINED_SMM_DXE
+ EFI_FV_FILETYPE_COMBINED_SMM_DXE,
+ EFI_FV_FILETYPE_SMM_CORE,
//
// Note: DXE core will process the FV image file, so skip it in SMM core
// EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE
@@ -1283,6 +1284,7 @@ SmmDriverDispatchHandler ( //
// Discover Drivers in FV and add them to the Discovered Driver List.
// Process EFI_FV_FILETYPE_SMM type and then EFI_FV_FILETYPE_COMBINED_SMM_DXE
+ // EFI_FV_FILETYPE_SMM_CORE is processed to produce a Loaded Image protocol for the core
//
for (SmmTypeIndex = 0; SmmTypeIndex < sizeof (mSmmFileTypes)/sizeof (EFI_FV_FILETYPE); SmmTypeIndex++) {
//
@@ -1300,7 +1302,34 @@ SmmDriverDispatchHandler ( &Size
);
if (!EFI_ERROR (GetNextFileStatus)) {
- SmmAddToDriverList (Fv, FvHandle, &NameGuid);
+ if (Type == EFI_FV_FILETYPE_SMM_CORE) {
+ //
+ // If this is the SMM core fill in it's DevicePath & DeviceHandle
+ //
+ if (mSmmCoreLoadedImage->FilePath == NULL) {
+ //
+ // Maybe one special FV contains only one SMM_CORE module, so its device path must
+ // be initialized completely.
+ //
+ EfiInitializeFwVolDevicepathNode (&mFvDevicePath.File, &NameGuid);
+ SetDevicePathEndNode (&mFvDevicePath.End);
+
+ //
+ // Make an EfiBootServicesData buffer copy of FilePath
+ //
+ Status = gBS->AllocatePool (
+ EfiBootServicesData,
+ GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *)&mFvDevicePath),
+ (VOID **)&mSmmCoreLoadedImage->FilePath
+ );
+ ASSERT_EFI_ERROR (Status);
+ CopyMem (mSmmCoreLoadedImage->FilePath, &mFvDevicePath, GetDevicePathSize ((EFI_DEVICE_PATH_PROTOCOL *)&mFvDevicePath));
+
+ mSmmCoreLoadedImage->DeviceHandle = FvHandle;
+ }
+ } else {
+ SmmAddToDriverList (Fv, FvHandle, &NameGuid);
+ }
}
} while (!EFI_ERROR (GetNextFileStatus));
}
|