diff options
| author | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-08-13 05:43:30 +0000 |
|---|---|---|
| committer | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-08-13 05:43:30 +0000 |
| commit | 28a94112d1dda45eaf8336febf5c208686de8c1e (patch) | |
| tree | 4f9d205a60410db3eb052734a73183faa40d0fe4 /IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c | |
| parent | 04df642b98199ee547fb84f66b5f66f8b0d0a7a7 (diff) | |
| download | edk2-platforms-28a94112d1dda45eaf8336febf5c208686de8c1e.tar.xz | |
Add datahub status sode handler driver.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10795 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c')
| -rw-r--r-- | IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c b/IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c new file mode 100644 index 0000000000..ee7bdd36af --- /dev/null +++ b/IntelFrameworkModulePkg/Universal/StatusCode/DatahubStatusCodeHandlerDxe/DatahubStatusCodeHandlerDxe.c @@ -0,0 +1,88 @@ +/** @file
+ Status Code Handler Driver which produces datahub handler and hook it
+ onto the DXE status code router.
+
+ Copyright (c) 2010, Intel Corporation. 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.
+
+**/
+
+#include "DatahubStatusCodeHandlerDxe.h"
+
+EFI_EVENT mExitBootServicesEvent = NULL;
+EFI_RSC_HANDLER_PROTOCOL *mRscHandlerProtocol = NULL;
+
+/**
+ Unregister status code callback functions only available at boot time from
+ report status code router when exiting boot services.
+
+ @param Event Event whose notification function is being invoked.
+ @param Context Pointer to the notification function's context, which is
+ always zero in current implementation.
+
+**/
+VOID
+EFIAPI
+UnregisterBootTimeHandlers (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ mRscHandlerProtocol->Unregister (DataHubStatusCodeReportWorker);
+}
+
+/**
+ Entry point of DXE Status Code Driver.
+
+ This function is the entry point of this DXE Status Code Driver.
+ It initializes registers status code handlers, and registers event for EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE.
+
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The entry point is executed successfully.
+
+**/
+EFI_STATUS
+EFIAPI
+DatahubStatusCodeHandlerDxeEntry (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ if (FeaturePcdGet (PcdStatusCodeUseDataHub)) {
+ Status = gBS->LocateProtocol (
+ &gEfiRscHandlerProtocolGuid,
+ NULL,
+ (VOID **) &mRscHandlerProtocol
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
+ // Dispatch initialization request to supported devices
+ //
+ DataHubStatusCodeInitializeWorker ();
+
+ mRscHandlerProtocol->Register (DataHubStatusCodeReportWorker, TPL_HIGH_LEVEL);
+
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ UnregisterBootTimeHandlers,
+ NULL,
+ &gEfiEventExitBootServicesGuid,
+ &mExitBootServicesEvent
+ );
+ ASSERT_EFI_ERROR (Status);
+ }
+
+ return EFI_SUCCESS;
+}
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