diff options
Diffstat (limited to 'MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSmm.c')
-rw-r--r-- | MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSmm.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSmm.c b/MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSmm.c new file mode 100644 index 0000000000..fc6c7e9a5a --- /dev/null +++ b/MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSmm.c @@ -0,0 +1,90 @@ +/** @file
+ Status Code Handler Driver which produces general handlers and hook them
+ onto the SMM status code router.
+
+ Copyright (c) 2009, Intel Corporation
+ All rights reserved. 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 "StatusCodeHandlerSmm.h"
+
+EFI_SMM_RSC_HANDLER_PROTOCOL *mRscHandlerProtocol = NULL;
+
+
+/**
+ Dispatch initialization request to sub status code devices based on
+ customized feature flags.
+
+**/
+VOID
+InitializationDispatcherWorker (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+
+ //
+ // If enable UseSerial, then initialize serial port.
+ // if enable UseRuntimeMemory, then initialize runtime memory status code worker.
+ //
+ if (FeaturePcdGet (PcdStatusCodeUseSerial)) {
+ //
+ // Call Serial Port Lib API to initialize serial port.
+ //
+ Status = SerialPortInitialize ();
+ ASSERT_EFI_ERROR (Status);
+ }
+ if (FeaturePcdGet (PcdStatusCodeUseMemory)) {
+ Status = MemoryStatusCodeInitializeWorker ();
+ ASSERT_EFI_ERROR (Status);
+ }
+}
+
+/**
+ Entry point of SMM Status Code Driver.
+
+ This function is the entry point of SMM Status Code Driver.
+
+ @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
+StatusCodeHandlerSmmEntry (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ Status = gSmst->SmmLocateProtocol (
+ &gEfiSmmRscHandlerProtocolGuid,
+ NULL,
+ (VOID **) &mRscHandlerProtocol
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
+ // Dispatch initialization request to supported devices
+ //
+ InitializationDispatcherWorker ();
+
+ if (FeaturePcdGet (PcdStatusCodeUseSerial)) {
+ mRscHandlerProtocol->Register (SerialStatusCodeReportWorker);
+ }
+ if (FeaturePcdGet (PcdStatusCodeUseMemory)) {
+ mRscHandlerProtocol->Register (MemoryStatusCodeReportWorker);
+ }
+
+ return EFI_SUCCESS;
+}
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