diff options
Diffstat (limited to 'MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c')
| -rw-r--r-- | MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c | 380 |
1 files changed, 190 insertions, 190 deletions
diff --git a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c index 6ef41ce101..115f09920e 100644 --- a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c +++ b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c @@ -1,190 +1,190 @@ -/** @file
- Status Code Handler Driver which produces general handlers and hook them
- onto the DXE status code router.
-
- Copyright (c) 2006 - 2020, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "StatusCodeHandlerRuntimeDxe.h"
-
-EFI_EVENT mVirtualAddressChangeEvent = 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.
-
-**/
-VOID
-EFIAPI
-UnregisterSerialBootTimeHandlers (
- VOID
- )
-{
- if (PcdGetBool (PcdStatusCodeUseSerial)) {
- mRscHandlerProtocol->Unregister (SerialStatusCodeReportWorker);
- }
-}
-
-/**
- Virtual address change notification call back. It converts global pointer
- to virtual address.
-
- @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
-VirtualAddressChangeCallBack (
- IN EFI_EVENT Event,
- IN VOID *Context
- )
-{
- //
- // Convert memory status code table to virtual address;
- //
- EfiConvertPointer (
- 0,
- (VOID **)&mRtMemoryStatusCodeTable
- );
-}
-
-/**
- Dispatch initialization request to sub status code devices based on
- customized feature flags.
-
-**/
-VOID
-InitializationDispatcherWorker (
- VOID
- )
-{
- EFI_PEI_HOB_POINTERS Hob;
- EFI_STATUS Status;
- MEMORY_STATUSCODE_PACKET_HEADER *PacketHeader;
- MEMORY_STATUSCODE_RECORD *Record;
- UINTN Index;
- UINTN MaxRecordNumber;
-
- //
- // If enable UseSerial, then initialize serial port.
- // if enable UseRuntimeMemory, then initialize runtime memory status code worker.
- //
- if (PcdGetBool (PcdStatusCodeUseSerial)) {
- //
- // Call Serial Port Lib API to initialize serial port.
- //
- Status = SerialPortInitialize ();
- ASSERT_EFI_ERROR (Status);
- }
-
- if (PcdGetBool (PcdStatusCodeUseMemory)) {
- Status = RtMemoryStatusCodeInitializeWorker ();
- ASSERT_EFI_ERROR (Status);
- }
-
- //
- // Replay Status code which saved in GUID'ed HOB to all supported devices.
- //
- if (FeaturePcdGet (PcdStatusCodeReplayIn)) {
- //
- // Journal GUID'ed HOBs to find all record entry, if found,
- // then output record to support replay device.
- //
- Hob.Raw = GetFirstGuidHob (&gMemoryStatusCodeRecordGuid);
- if (Hob.Raw != NULL) {
- PacketHeader = (MEMORY_STATUSCODE_PACKET_HEADER *)GET_GUID_HOB_DATA (Hob.Guid);
- Record = (MEMORY_STATUSCODE_RECORD *)(PacketHeader + 1);
- MaxRecordNumber = (UINTN)PacketHeader->RecordIndex;
- if (PacketHeader->PacketIndex > 0) {
- //
- // Record has been wrapped around. So, record number has arrived at max number.
- //
- MaxRecordNumber = (UINTN)PacketHeader->MaxRecordsNumber;
- }
-
- for (Index = 0; Index < MaxRecordNumber; Index++) {
- //
- // Dispatch records to devices based on feature flag.
- //
- if (PcdGetBool (PcdStatusCodeUseSerial)) {
- SerialStatusCodeReportWorker (
- Record[Index].CodeType,
- Record[Index].Value,
- Record[Index].Instance,
- NULL,
- NULL
- );
- }
-
- if (PcdGetBool (PcdStatusCodeUseMemory)) {
- RtMemoryStatusCodeReportWorker (
- Record[Index].CodeType,
- Record[Index].Value,
- Record[Index].Instance,
- NULL,
- NULL
- );
- }
- }
- }
- }
-}
-
-/**
- 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
-StatusCodeHandlerRuntimeDxeEntry (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- Status = gBS->LocateProtocol (
- &gEfiRscHandlerProtocolGuid,
- NULL,
- (VOID **)&mRscHandlerProtocol
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Dispatch initialization request to supported devices
- //
- InitializationDispatcherWorker ();
-
- if (PcdGetBool (PcdStatusCodeUseSerial)) {
- mRscHandlerProtocol->Register (SerialStatusCodeReportWorker, TPL_HIGH_LEVEL);
- }
-
- if (PcdGetBool (PcdStatusCodeUseMemory)) {
- mRscHandlerProtocol->Register (RtMemoryStatusCodeReportWorker, TPL_HIGH_LEVEL);
- }
-
- Status = gBS->CreateEventEx (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- VirtualAddressChangeCallBack,
- NULL,
- &gEfiEventVirtualAddressChangeGuid,
- &mVirtualAddressChangeEvent
- );
- ASSERT_EFI_ERROR (Status);
-
- return EFI_SUCCESS;
-}
+/** @file + Status Code Handler Driver which produces general handlers and hook them + onto the DXE status code router. + + Copyright (c) 2006 - 2020, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "StatusCodeHandlerRuntimeDxe.h" + +EFI_EVENT mVirtualAddressChangeEvent = 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. + +**/ +VOID +EFIAPI +UnregisterSerialBootTimeHandlers ( + VOID + ) +{ + if (PcdGetBool (PcdStatusCodeUseSerial)) { + mRscHandlerProtocol->Unregister (SerialStatusCodeReportWorker); + } +} + +/** + Virtual address change notification call back. It converts global pointer + to virtual address. + + @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 +VirtualAddressChangeCallBack ( + IN EFI_EVENT Event, + IN VOID *Context + ) +{ + // + // Convert memory status code table to virtual address; + // + EfiConvertPointer ( + 0, + (VOID **)&mRtMemoryStatusCodeTable + ); +} + +/** + Dispatch initialization request to sub status code devices based on + customized feature flags. + +**/ +VOID +InitializationDispatcherWorker ( + VOID + ) +{ + EFI_PEI_HOB_POINTERS Hob; + EFI_STATUS Status; + MEMORY_STATUSCODE_PACKET_HEADER *PacketHeader; + MEMORY_STATUSCODE_RECORD *Record; + UINTN Index; + UINTN MaxRecordNumber; + + // + // If enable UseSerial, then initialize serial port. + // if enable UseRuntimeMemory, then initialize runtime memory status code worker. + // + if (PcdGetBool (PcdStatusCodeUseSerial)) { + // + // Call Serial Port Lib API to initialize serial port. + // + Status = SerialPortInitialize (); + ASSERT_EFI_ERROR (Status); + } + + if (PcdGetBool (PcdStatusCodeUseMemory)) { + Status = RtMemoryStatusCodeInitializeWorker (); + ASSERT_EFI_ERROR (Status); + } + + // + // Replay Status code which saved in GUID'ed HOB to all supported devices. + // + if (FeaturePcdGet (PcdStatusCodeReplayIn)) { + // + // Journal GUID'ed HOBs to find all record entry, if found, + // then output record to support replay device. + // + Hob.Raw = GetFirstGuidHob (&gMemoryStatusCodeRecordGuid); + if (Hob.Raw != NULL) { + PacketHeader = (MEMORY_STATUSCODE_PACKET_HEADER *)GET_GUID_HOB_DATA (Hob.Guid); + Record = (MEMORY_STATUSCODE_RECORD *)(PacketHeader + 1); + MaxRecordNumber = (UINTN)PacketHeader->RecordIndex; + if (PacketHeader->PacketIndex > 0) { + // + // Record has been wrapped around. So, record number has arrived at max number. + // + MaxRecordNumber = (UINTN)PacketHeader->MaxRecordsNumber; + } + + for (Index = 0; Index < MaxRecordNumber; Index++) { + // + // Dispatch records to devices based on feature flag. + // + if (PcdGetBool (PcdStatusCodeUseSerial)) { + SerialStatusCodeReportWorker ( + Record[Index].CodeType, + Record[Index].Value, + Record[Index].Instance, + NULL, + NULL + ); + } + + if (PcdGetBool (PcdStatusCodeUseMemory)) { + RtMemoryStatusCodeReportWorker ( + Record[Index].CodeType, + Record[Index].Value, + Record[Index].Instance, + NULL, + NULL + ); + } + } + } + } +} + +/** + 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 +StatusCodeHandlerRuntimeDxeEntry ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + + Status = gBS->LocateProtocol ( + &gEfiRscHandlerProtocolGuid, + NULL, + (VOID **)&mRscHandlerProtocol + ); + ASSERT_EFI_ERROR (Status); + + // + // Dispatch initialization request to supported devices + // + InitializationDispatcherWorker (); + + if (PcdGetBool (PcdStatusCodeUseSerial)) { + mRscHandlerProtocol->Register (SerialStatusCodeReportWorker, TPL_HIGH_LEVEL); + } + + if (PcdGetBool (PcdStatusCodeUseMemory)) { + mRscHandlerProtocol->Register (RtMemoryStatusCodeReportWorker, TPL_HIGH_LEVEL); + } + + Status = gBS->CreateEventEx ( + EVT_NOTIFY_SIGNAL, + TPL_NOTIFY, + VirtualAddressChangeCallBack, + NULL, + &gEfiEventVirtualAddressChangeGuid, + &mVirtualAddressChangeEvent + ); + ASSERT_EFI_ERROR (Status); + + return EFI_SUCCESS; +} |