+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2006, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-Module Name:\r
-\r
- WatchDogTimer.c\r
-\r
-Abstract:\r
-\r
- Generic watchdog timer implemenetation using EFI APIs\r
-\r
-Revision History\r
-\r
---*/\r
-\r
-#include "WatchDogTimer.h"\r
-\r
-//\r
-// Handle for the Watchdog Timer Architectural Protocol instance produced by this driver\r
-//\r
-EFI_HANDLE mWatchdogTimerHandle = NULL;\r
-\r
-//\r
-// The Watchdog Timer Architectural Protocol instance produced by this driver\r
-//\r
-EFI_WATCHDOG_TIMER_ARCH_PROTOCOL mWatchdogTimer = {\r
- WatchdogTimerDriverRegisterHandler,\r
- WatchdogTimerDriverSetTimerPeriod,\r
- WatchdogTimerDriverGetTimerPeriod\r
-};\r
-\r
-//\r
-// The watchdog timer period in 100 nS units\r
-//\r
-UINT64 mWatchdogTimerPeriod = 0;\r
-\r
-//\r
-// The notification function to call if the watchdig timer fires\r
-//\r
-EFI_WATCHDOG_TIMER_NOTIFY mWatchdogTimerNotifyFunction = NULL;\r
-\r
-//\r
-// The one-shot timer event that is armed when the watchdog timer is enabled\r
-//\r
-EFI_EVENT mWatchdogTimerEvent;\r
-\r
-//\r
-// Worker Functions\r
-//\r
-STATIC\r
-VOID\r
-EFIAPI\r
-WatchdogTimerDriverExpires (\r
- IN EFI_EVENT Timer,\r
- IN VOID *Context\r
- )\r
-/*++\r
-\r
- Routine Description:\r
-\r
- Notification function that is called if the watchdog timer is fired. If a\r
- handler has been registered with the Watchdog Timer Architectural Protocol,\r
- then that handler is called passing in the time period that has passed that\r
- cause the watchdog timer to fire. Then, a call to the Runtime Service\r
- ResetSystem() is made to reset the platform.\r
-\r
- Arguments:\r
-\r
- Timer - The one-shot timer event that was signaled when the watchdog timer\r
- expired.\r
-\r
- Context - The context that was registered when the event Timer was created.\r
-\r
- Returns:\r
-\r
- None.\r
-\r
---*/\r
-{\r
- REPORT_STATUS_CODE (EFI_ERROR_CODE | EFI_ERROR_MINOR, PcdGet32 (PcdStatusCodeValueEfiWatchDogTimerExpired));\r
-\r
- //\r
- // If a notification function has been registered, then call it\r
- //\r
- if (mWatchdogTimerNotifyFunction != NULL) {\r
- mWatchdogTimerNotifyFunction (mWatchdogTimerPeriod);\r
- }\r
- //\r
- // Reset the platform\r
- //\r
- gRT->ResetSystem (EfiResetCold, EFI_TIMEOUT, 0, NULL);\r
-}\r
-\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverRegisterHandler (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN EFI_WATCHDOG_TIMER_NOTIFY NotifyFunction\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This function registers a handler that is to be invoked when the watchdog\r
- timer fires. By default, the EFI_WATCHDOG_TIMER protocol will call the\r
- Runtime Service ResetSystem() when the watchdog timer fires. If a\r
- NotifyFunction is registered, then the NotifyFunction will be called before\r
- the Runtime Service ResetSystem() is called. If NotifyFunction is NULL, then\r
- the watchdog handler is unregistered. If a watchdog handler is registered,\r
- then EFI_SUCCESS is returned. If an attempt is made to register a handler\r
- when a handler is already registered, then EFI_ALREADY_STARTED is returned.\r
- If an attempt is made to uninstall a handler when a handler is not installed,\r
- then return EFI_INVALID_PARAMETER.\r
-\r
-Arguments:\r
-\r
- This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
-\r
- NotifyFunction - The function to call when the watchdog timer fires. If this\r
- is NULL, then the handler will be unregistered.\r
-\r
-Returns:\r
-\r
- EFI_SUCCESS - The watchdog timer handler was registered or\r
- unregistered.\r
-\r
- EFI_ALREADY_STARTED - NotifyFunction is not NULL, and a handler is already\r
- registered.\r
-\r
- EFI_INVALID_PARAMETER - NotifyFunction is NULL, and a handler was not\r
- previously registered.\r
-\r
---*/\r
-{\r
- if (NotifyFunction == NULL && mWatchdogTimerNotifyFunction == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if (NotifyFunction != NULL && mWatchdogTimerNotifyFunction != NULL) {\r
- return EFI_ALREADY_STARTED;\r
- }\r
-\r
- mWatchdogTimerNotifyFunction = NotifyFunction;\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverSetTimerPeriod (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN UINT64 TimerPeriod\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This function sets the amount of time to wait before firing the watchdog\r
- timer to TimerPeriod 100 nS units. If TimerPeriod is 0, then the watchdog\r
- timer is disabled.\r
-\r
-Arguments:\r
-\r
- This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
-\r
- TimerPeriod - The amount of time in 100 nS units to wait before the watchdog\r
- timer is fired. If TimerPeriod is zero, then the watchdog\r
- timer is disabled.\r
-\r
-Returns:\r
-\r
- EFI_SUCCESS - The watchdog timer has been programmed to fire in Time\r
- 100 nS units.\r
-\r
- EFI_DEVICE_ERROR - A watchdog timer could not be programmed due to a device\r
- error.\r
-\r
---*/\r
-{\r
- mWatchdogTimerPeriod = TimerPeriod;\r
-\r
- return gBS->SetTimer (\r
- mWatchdogTimerEvent,\r
- (mWatchdogTimerPeriod == 0) ? TimerCancel : TimerRelative,\r
- mWatchdogTimerPeriod\r
- );\r
-}\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverGetTimerPeriod (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN UINT64 *TimerPeriod\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This function retrieves the amount of time the system will wait before firing\r
- the watchdog timer. This period is returned in TimerPeriod, and EFI_SUCCESS\r
- is returned. If TimerPeriod is NULL, then EFI_INVALID_PARAMETER is returned.\r
-\r
-Arguments:\r
-\r
- This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
-\r
- TimerPeriod - A pointer to the amount of time in 100 nS units that the system\r
- will wait before the watchdog timer is fired. If TimerPeriod of\r
- zero is returned, then the watchdog timer is disabled.\r
-\r
-Returns:\r
-\r
- EFI_SUCCESS - The amount of time that the system will wait before\r
- firing the watchdog timer was returned in TimerPeriod.\r
-\r
- EFI_INVALID_PARAMETER - TimerPeriod is NULL.\r
-\r
---*/\r
-{\r
- if (TimerPeriod == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- *TimerPeriod = mWatchdogTimerPeriod;\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverInitialize (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Initialize the Watchdog Timer Architectural Protocol driver\r
-\r
-Arguments:\r
-\r
- ImageHandle - ImageHandle of the loaded driver\r
-\r
- SystemTable - Pointer to the System Table\r
-\r
-Returns:\r
-\r
- EFI_SUCCESS - Timer Architectural Protocol created\r
-\r
- EFI_OUT_OF_RESOURCES - Not enough resources available to initialize driver.\r
-\r
- EFI_DEVICE_ERROR - A device error occured attempting to initialize the driver.\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
-\r
- //\r
- // Make sure the Watchdog Timer Architectural Protocol is not already installed in the system\r
- //\r
- ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiWatchdogTimerArchProtocolGuid);\r
-\r
- //\r
- // Create the timer event used to implement a simple watchdog timer\r
- //\r
- Status = gBS->CreateEvent (\r
- EVT_TIMER | EVT_NOTIFY_SIGNAL,\r
- TPL_NOTIFY,\r
- WatchdogTimerDriverExpires,\r
- NULL,\r
- &mWatchdogTimerEvent\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- //\r
- // Install the Watchdog Timer Arch Protocol onto a new handle\r
- //\r
- Status = gBS->InstallMultipleProtocolInterfaces (\r
- &mWatchdogTimerHandle,\r
- &gEfiWatchdogTimerArchProtocolGuid,\r
- &mWatchdogTimer,\r
- NULL\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Status;\r
-}\r
+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2006, Intel Corporation \r
-All rights reserved. This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
-Module Name:\r
-\r
- WatchDogTimer.h\r
-\r
-Abstract:\r
-\r
- Generic watchdog timer implemenetation using EFI APIs\r
-\r
-Revision History\r
-\r
---*/\r
-\r
-#ifndef _WATCHDOG_TIMER_H_\r
-#define _WATCHDOG_TIMER_H_\r
-\r
-\r
-\r
-#include <PiDxe.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/UefiDriverEntryPoint.h>\r
-#include <Library/ReportStatusCodeLib.h>\r
-#include <Library/UefiBootServicesTableLib.h>\r
-#include <Library/UefiRuntimeServicesTableLib.h>\r
-#include <Library/PcdLib.h>\r
-#include <Protocol/WatchdogTimer.h>\r
-\r
-\r
-//\r
-// Function Prototypes\r
-//\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverRegisterHandler (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN EFI_WATCHDOG_TIMER_NOTIFY NotifyFunction\r
- );\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverSetTimerPeriod (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN UINT64 TimerPeriod\r
- );\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverGetTimerPeriod (\r
- IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
- IN UINT64 *TimerPeriod\r
- );\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-WatchdogTimerDriverInitialize (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
- );\r
-\r
-#endif\r
+++ /dev/null
-#/** @file\r
-# Component description file for WatchDogTimer module.\r
-#\r
-# Generic watchdog timer implemenetation using EFI APIs.\r
-# Copyright (c) 2006 - 2007, Intel Corporation\r
-#\r
-# All rights reserved. This program and the accompanying materials\r
-# are licensed and made available under the terms and conditions of the BSD License\r
-# which accompanies this distribution. The full text of the license may be found at\r
-# http://opensource.org/licenses/bsd-license.php\r
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-#\r
-#\r
-#**/\r
-\r
-[Defines]\r
- INF_VERSION = 0x00010005\r
- BASE_NAME = WatchDogTimer\r
- FILE_GUID = F099D67F-71AE-4c36-B2A3-DCEB0EB2B7D8\r
- MODULE_TYPE = DXE_DRIVER\r
- VERSION_STRING = 1.0\r
- EDK_RELEASE_VERSION = 0x00020000\r
- EFI_SPECIFICATION_VERSION = 0x00020000\r
-\r
- ENTRY_POINT = WatchdogTimerDriverInitialize\r
-\r
-#\r
-# The following information is for reference only and not required by the build tools.\r
-#\r
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC\r
-#\r
-\r
-[Packages]\r
- MdePkg/MdePkg.dec\r
-\r
-[Sources.common]\r
- WatchDogTimer.h\r
- WatchDogTimer.c\r
-\r
-[LibraryClasses]\r
- UefiRuntimeServicesTableLib\r
- UefiBootServicesTableLib\r
- ReportStatusCodeLib\r
- UefiDriverEntryPoint\r
- DebugLib\r
-\r
-[Protocols]\r
- gEfiWatchdogTimerArchProtocolGuid # PROTOCOL ALWAYS_PRODUCED\r
-\r
-[FixedPcd.common]\r
- gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueEfiWatchDogTimerExpired\r
-\r
-[depex]\r
- gEfiTimerArchProtocolGuid\r
- \r
-
\ No newline at end of file
+++ /dev/null
-<?xml version="1.0" encoding="UTF-8"?>\r
-<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">\r
- <MsaHeader>\r
- <ModuleName>WatchDogTimer</ModuleName>\r
- <ModuleType>DXE_DRIVER</ModuleType>\r
- <GuidValue>F099D67F-71AE-4c36-B2A3-DCEB0EB2B7D8</GuidValue>\r
- <Version>1.0</Version>\r
- <Abstract>Component description file for WatchDogTimer module.</Abstract>\r
- <Description>Generic watchdog timer implemenetation using EFI APIs.</Description>\r
- <Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>\r
- <License>All rights reserved. This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.</License>\r
- <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>\r
- </MsaHeader>\r
- <ModuleDefinitions>\r
- <SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>\r
- <BinaryModule>false</BinaryModule>\r
- <OutputFileBasename>WatchDogTimer</OutputFileBasename>\r
- </ModuleDefinitions>\r
- <LibraryClassDefinitions>\r
- <LibraryClass Usage="ALWAYS_CONSUMED">\r
- <Keyword>DebugLib</Keyword>\r
- </LibraryClass>\r
- <LibraryClass Usage="ALWAYS_CONSUMED">\r
- <Keyword>UefiDriverEntryPoint</Keyword>\r
- </LibraryClass>\r
- <LibraryClass Usage="ALWAYS_CONSUMED">\r
- <Keyword>ReportStatusCodeLib</Keyword>\r
- </LibraryClass>\r
- <LibraryClass Usage="ALWAYS_CONSUMED">\r
- <Keyword>UefiBootServicesTableLib</Keyword>\r
- </LibraryClass>\r
- <LibraryClass Usage="ALWAYS_CONSUMED">\r
- <Keyword>UefiRuntimeServicesTableLib</Keyword>\r
- </LibraryClass>\r
- </LibraryClassDefinitions>\r
- <SourceFiles>\r
- <Filename>WatchDogTimer.c</Filename>\r
- <Filename>WatchDogTimer.h</Filename>\r
- <Filename>WatchDogTimer.dxs</Filename>\r
- </SourceFiles>\r
- <PackageDependencies>\r
- <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>\r
- </PackageDependencies>\r
- <Protocols>\r
- <Protocol Usage="ALWAYS_PRODUCED">\r
- <ProtocolCName>gEfiWatchdogTimerArchProtocolGuid</ProtocolCName>\r
- </Protocol>\r
- </Protocols>\r
- <Externs>\r
- <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>\r
- <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>\r
- <Extern>\r
- <ModuleEntryPoint>WatchdogTimerDriverInitialize</ModuleEntryPoint>\r
- </Extern>\r
- </Externs>\r
-</ModuleSurfaceArea>
\ No newline at end of file
--- /dev/null
+/*++\r
+\r
+Copyright (c) 2006, Intel Corporation\r
+All rights reserved. This program and the accompanying materials\r
+are licensed and made available under the terms and conditions of the BSD License\r
+which accompanies this distribution. The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+Module Name:\r
+\r
+ WatchDogTimer.c\r
+\r
+Abstract:\r
+\r
+ Generic watchdog timer implemenetation using EFI APIs\r
+\r
+Revision History\r
+\r
+--*/\r
+\r
+#include "WatchDogTimer.h"\r
+\r
+//\r
+// Handle for the Watchdog Timer Architectural Protocol instance produced by this driver\r
+//\r
+EFI_HANDLE mWatchdogTimerHandle = NULL;\r
+\r
+//\r
+// The Watchdog Timer Architectural Protocol instance produced by this driver\r
+//\r
+EFI_WATCHDOG_TIMER_ARCH_PROTOCOL mWatchdogTimer = {\r
+ WatchdogTimerDriverRegisterHandler,\r
+ WatchdogTimerDriverSetTimerPeriod,\r
+ WatchdogTimerDriverGetTimerPeriod\r
+};\r
+\r
+//\r
+// The watchdog timer period in 100 nS units\r
+//\r
+UINT64 mWatchdogTimerPeriod = 0;\r
+\r
+//\r
+// The notification function to call if the watchdig timer fires\r
+//\r
+EFI_WATCHDOG_TIMER_NOTIFY mWatchdogTimerNotifyFunction = NULL;\r
+\r
+//\r
+// The one-shot timer event that is armed when the watchdog timer is enabled\r
+//\r
+EFI_EVENT mWatchdogTimerEvent;\r
+\r
+//\r
+// Worker Functions\r
+//\r
+STATIC\r
+VOID\r
+EFIAPI\r
+WatchdogTimerDriverExpires (\r
+ IN EFI_EVENT Timer,\r
+ IN VOID *Context\r
+ )\r
+/*++\r
+\r
+ Routine Description:\r
+\r
+ Notification function that is called if the watchdog timer is fired. If a\r
+ handler has been registered with the Watchdog Timer Architectural Protocol,\r
+ then that handler is called passing in the time period that has passed that\r
+ cause the watchdog timer to fire. Then, a call to the Runtime Service\r
+ ResetSystem() is made to reset the platform.\r
+\r
+ Arguments:\r
+\r
+ Timer - The one-shot timer event that was signaled when the watchdog timer\r
+ expired.\r
+\r
+ Context - The context that was registered when the event Timer was created.\r
+\r
+ Returns:\r
+\r
+ None.\r
+\r
+--*/\r
+{\r
+ REPORT_STATUS_CODE (EFI_ERROR_CODE | EFI_ERROR_MINOR, PcdGet32 (PcdStatusCodeValueEfiWatchDogTimerExpired));\r
+\r
+ //\r
+ // If a notification function has been registered, then call it\r
+ //\r
+ if (mWatchdogTimerNotifyFunction != NULL) {\r
+ mWatchdogTimerNotifyFunction (mWatchdogTimerPeriod);\r
+ }\r
+ //\r
+ // Reset the platform\r
+ //\r
+ gRT->ResetSystem (EfiResetCold, EFI_TIMEOUT, 0, NULL);\r
+}\r
+\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverRegisterHandler (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN EFI_WATCHDOG_TIMER_NOTIFY NotifyFunction\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ This function registers a handler that is to be invoked when the watchdog\r
+ timer fires. By default, the EFI_WATCHDOG_TIMER protocol will call the\r
+ Runtime Service ResetSystem() when the watchdog timer fires. If a\r
+ NotifyFunction is registered, then the NotifyFunction will be called before\r
+ the Runtime Service ResetSystem() is called. If NotifyFunction is NULL, then\r
+ the watchdog handler is unregistered. If a watchdog handler is registered,\r
+ then EFI_SUCCESS is returned. If an attempt is made to register a handler\r
+ when a handler is already registered, then EFI_ALREADY_STARTED is returned.\r
+ If an attempt is made to uninstall a handler when a handler is not installed,\r
+ then return EFI_INVALID_PARAMETER.\r
+\r
+Arguments:\r
+\r
+ This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
+\r
+ NotifyFunction - The function to call when the watchdog timer fires. If this\r
+ is NULL, then the handler will be unregistered.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - The watchdog timer handler was registered or\r
+ unregistered.\r
+\r
+ EFI_ALREADY_STARTED - NotifyFunction is not NULL, and a handler is already\r
+ registered.\r
+\r
+ EFI_INVALID_PARAMETER - NotifyFunction is NULL, and a handler was not\r
+ previously registered.\r
+\r
+--*/\r
+{\r
+ if (NotifyFunction == NULL && mWatchdogTimerNotifyFunction == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ if (NotifyFunction != NULL && mWatchdogTimerNotifyFunction != NULL) {\r
+ return EFI_ALREADY_STARTED;\r
+ }\r
+\r
+ mWatchdogTimerNotifyFunction = NotifyFunction;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverSetTimerPeriod (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN UINT64 TimerPeriod\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ This function sets the amount of time to wait before firing the watchdog\r
+ timer to TimerPeriod 100 nS units. If TimerPeriod is 0, then the watchdog\r
+ timer is disabled.\r
+\r
+Arguments:\r
+\r
+ This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
+\r
+ TimerPeriod - The amount of time in 100 nS units to wait before the watchdog\r
+ timer is fired. If TimerPeriod is zero, then the watchdog\r
+ timer is disabled.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - The watchdog timer has been programmed to fire in Time\r
+ 100 nS units.\r
+\r
+ EFI_DEVICE_ERROR - A watchdog timer could not be programmed due to a device\r
+ error.\r
+\r
+--*/\r
+{\r
+ mWatchdogTimerPeriod = TimerPeriod;\r
+\r
+ return gBS->SetTimer (\r
+ mWatchdogTimerEvent,\r
+ (mWatchdogTimerPeriod == 0) ? TimerCancel : TimerRelative,\r
+ mWatchdogTimerPeriod\r
+ );\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverGetTimerPeriod (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN UINT64 *TimerPeriod\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ This function retrieves the amount of time the system will wait before firing\r
+ the watchdog timer. This period is returned in TimerPeriod, and EFI_SUCCESS\r
+ is returned. If TimerPeriod is NULL, then EFI_INVALID_PARAMETER is returned.\r
+\r
+Arguments:\r
+\r
+ This - The EFI_WATCHDOG_TIMER_ARCH_PROTOCOL instance.\r
+\r
+ TimerPeriod - A pointer to the amount of time in 100 nS units that the system\r
+ will wait before the watchdog timer is fired. If TimerPeriod of\r
+ zero is returned, then the watchdog timer is disabled.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - The amount of time that the system will wait before\r
+ firing the watchdog timer was returned in TimerPeriod.\r
+\r
+ EFI_INVALID_PARAMETER - TimerPeriod is NULL.\r
+\r
+--*/\r
+{\r
+ if (TimerPeriod == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ *TimerPeriod = mWatchdogTimerPeriod;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverInitialize (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Initialize the Watchdog Timer Architectural Protocol driver\r
+\r
+Arguments:\r
+\r
+ ImageHandle - ImageHandle of the loaded driver\r
+\r
+ SystemTable - Pointer to the System Table\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - Timer Architectural Protocol created\r
+\r
+ EFI_OUT_OF_RESOURCES - Not enough resources available to initialize driver.\r
+\r
+ EFI_DEVICE_ERROR - A device error occured attempting to initialize the driver.\r
+\r
+--*/\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Make sure the Watchdog Timer Architectural Protocol is not already installed in the system\r
+ //\r
+ ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiWatchdogTimerArchProtocolGuid);\r
+\r
+ //\r
+ // Create the timer event used to implement a simple watchdog timer\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_TIMER | EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ WatchdogTimerDriverExpires,\r
+ NULL,\r
+ &mWatchdogTimerEvent\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ //\r
+ // Install the Watchdog Timer Arch Protocol onto a new handle\r
+ //\r
+ Status = gBS->InstallMultipleProtocolInterfaces (\r
+ &mWatchdogTimerHandle,\r
+ &gEfiWatchdogTimerArchProtocolGuid,\r
+ &mWatchdogTimer,\r
+ NULL\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ return Status;\r
+}\r
--- /dev/null
+/*++\r
+\r
+Copyright (c) 2006, Intel Corporation \r
+All rights reserved. This program and the accompanying materials \r
+are licensed and made available under the terms and conditions of the BSD License \r
+which accompanies this distribution. The full text of the license may be found at \r
+http://opensource.org/licenses/bsd-license.php \r
+ \r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+\r
+Module Name:\r
+\r
+ WatchDogTimer.h\r
+\r
+Abstract:\r
+\r
+ Generic watchdog timer implemenetation using EFI APIs\r
+\r
+Revision History\r
+\r
+--*/\r
+\r
+#ifndef _WATCHDOG_TIMER_H_\r
+#define _WATCHDOG_TIMER_H_\r
+\r
+\r
+\r
+#include <PiDxe.h>\r
+#include <Library/DebugLib.h>\r
+#include <Library/UefiDriverEntryPoint.h>\r
+#include <Library/ReportStatusCodeLib.h>\r
+#include <Library/UefiBootServicesTableLib.h>\r
+#include <Library/UefiRuntimeServicesTableLib.h>\r
+#include <Library/PcdLib.h>\r
+#include <Protocol/WatchdogTimer.h>\r
+\r
+\r
+//\r
+// Function Prototypes\r
+//\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverRegisterHandler (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN EFI_WATCHDOG_TIMER_NOTIFY NotifyFunction\r
+ );\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverSetTimerPeriod (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN UINT64 TimerPeriod\r
+ );\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverGetTimerPeriod (\r
+ IN EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *This,\r
+ IN UINT64 *TimerPeriod\r
+ );\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+WatchdogTimerDriverInitialize (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ );\r
+\r
+#endif\r
--- /dev/null
+#/** @file\r
+# Component description file for WatchDogTimer module.\r
+#\r
+# Generic watchdog timer implemenetation using EFI APIs.\r
+# Copyright (c) 2006 - 2007, Intel Corporation\r
+#\r
+# All rights reserved. This program and the accompanying materials\r
+# are licensed and made available under the terms and conditions of the BSD License\r
+# which accompanies this distribution. The full text of the license may be found at\r
+# http://opensource.org/licenses/bsd-license.php\r
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+#\r
+#\r
+#**/\r
+\r
+[Defines]\r
+ INF_VERSION = 0x00010005\r
+ BASE_NAME = WatchDogTimer\r
+ FILE_GUID = F099D67F-71AE-4c36-B2A3-DCEB0EB2B7D8\r
+ MODULE_TYPE = DXE_DRIVER\r
+ VERSION_STRING = 1.0\r
+ EDK_RELEASE_VERSION = 0x00020000\r
+ EFI_SPECIFICATION_VERSION = 0x00020000\r
+\r
+ ENTRY_POINT = WatchdogTimerDriverInitialize\r
+\r
+#\r
+# The following information is for reference only and not required by the build tools.\r
+#\r
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC\r
+#\r
+\r
+[Packages]\r
+ MdePkg/MdePkg.dec\r
+\r
+[Sources.common]\r
+ WatchDogTimer.h\r
+ WatchDogTimer.c\r
+\r
+[LibraryClasses]\r
+ UefiRuntimeServicesTableLib\r
+ UefiBootServicesTableLib\r
+ ReportStatusCodeLib\r
+ UefiDriverEntryPoint\r
+ DebugLib\r
+\r
+[Protocols]\r
+ gEfiWatchdogTimerArchProtocolGuid # PROTOCOL ALWAYS_PRODUCED\r
+\r
+[FixedPcd.common]\r
+ gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueEfiWatchDogTimerExpired\r
+\r
+[depex]\r
+ gEfiTimerArchProtocolGuid\r
+ \r
+
\ No newline at end of file
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>\r
+<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">\r
+ <MsaHeader>\r
+ <ModuleName>WatchDogTimer</ModuleName>\r
+ <ModuleType>DXE_DRIVER</ModuleType>\r
+ <GuidValue>F099D67F-71AE-4c36-B2A3-DCEB0EB2B7D8</GuidValue>\r
+ <Version>1.0</Version>\r
+ <Abstract>Component description file for WatchDogTimer module.</Abstract>\r
+ <Description>Generic watchdog timer implemenetation using EFI APIs.</Description>\r
+ <Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>\r
+ <License>All rights reserved. This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.</License>\r
+ <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>\r
+ </MsaHeader>\r
+ <ModuleDefinitions>\r
+ <SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>\r
+ <BinaryModule>false</BinaryModule>\r
+ <OutputFileBasename>WatchDogTimer</OutputFileBasename>\r
+ </ModuleDefinitions>\r
+ <LibraryClassDefinitions>\r
+ <LibraryClass Usage="ALWAYS_CONSUMED">\r
+ <Keyword>DebugLib</Keyword>\r
+ </LibraryClass>\r
+ <LibraryClass Usage="ALWAYS_CONSUMED">\r
+ <Keyword>UefiDriverEntryPoint</Keyword>\r
+ </LibraryClass>\r
+ <LibraryClass Usage="ALWAYS_CONSUMED">\r
+ <Keyword>ReportStatusCodeLib</Keyword>\r
+ </LibraryClass>\r
+ <LibraryClass Usage="ALWAYS_CONSUMED">\r
+ <Keyword>UefiBootServicesTableLib</Keyword>\r
+ </LibraryClass>\r
+ <LibraryClass Usage="ALWAYS_CONSUMED">\r
+ <Keyword>UefiRuntimeServicesTableLib</Keyword>\r
+ </LibraryClass>\r
+ </LibraryClassDefinitions>\r
+ <SourceFiles>\r
+ <Filename>WatchDogTimer.c</Filename>\r
+ <Filename>WatchDogTimer.h</Filename>\r
+ <Filename>WatchDogTimer.dxs</Filename>\r
+ </SourceFiles>\r
+ <PackageDependencies>\r
+ <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>\r
+ </PackageDependencies>\r
+ <Protocols>\r
+ <Protocol Usage="ALWAYS_PRODUCED">\r
+ <ProtocolCName>gEfiWatchdogTimerArchProtocolGuid</ProtocolCName>\r
+ </Protocol>\r
+ </Protocols>\r
+ <Externs>\r
+ <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>\r
+ <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>\r
+ <Extern>\r
+ <ModuleEntryPoint>WatchdogTimerDriverInitialize</ModuleEntryPoint>\r
+ </Extern>\r
+ </Externs>\r
+</ModuleSurfaceArea>
\ No newline at end of file
projects / mirror_edk2.git / commitdiff