mirror of https://github.com/acidanthera/audk.git
MdeModulePkg: Add ResetSystemRuntimeDxe driver
Signed-off-by: jljusten Reviewed-by: mdkinney git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11938 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
parent
7c636bd022
commit
51a0c5f28c
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@ -86,6 +86,7 @@
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PerformanceLib|MdePkg/Library/BasePerformanceLibNull/BasePerformanceLibNull.inf
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DebugAgentLib|MdeModulePkg/Library/DebugAgentLibNull/DebugAgentLibNull.inf
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PlatformHookLib|MdeModulePkg/Library/BasePlatformHookLibNull/BasePlatformHookLibNull.inf
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ResetSystemLib|MdeModulePkg/Library/BaseResetSystemLibNull/BaseResetSystemLibNull.inf
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[LibraryClasses.EBC.PEIM]
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IoLib|MdePkg/Library/PeiIoLibCpuIo/PeiIoLibCpuIo.inf
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@ -249,6 +250,7 @@
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MdeModulePkg/Universal/MemoryTest/NullMemoryTestDxe/NullMemoryTestDxe.inf
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MdeModulePkg/Universal/Metronome/Metronome.inf
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MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCounterRuntimeDxe.inf
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MdeModulePkg/Universal/ResetSystemRuntimeDxe/ResetSystemRuntimeDxe.inf
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MdeModulePkg/Universal/SmbiosDxe/SmbiosDxe.inf
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MdeModulePkg/Universal/Network/ArpDxe/ArpDxe.inf
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/** @file
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Reset Architectural Protocol implementation
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Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "ResetSystem.h"
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//
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// The handle onto which the Reset Architectural Protocol is installed
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//
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EFI_HANDLE mResetHandle = NULL;
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/**
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The driver's entry point.
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It initializes the Reset Architectural Protocol.
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@param[in] ImageHandle The firmware allocated handle for the EFI image.
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@param[in] SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The entry point is executed successfully.
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@retval other Cannot install ResetArch protocol.
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**/
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EFI_STATUS
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EFIAPI
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InitializeResetSystem (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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//
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// Make sure the Reset Architectural Protocol is not already installed in the system
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//
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ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiResetArchProtocolGuid);
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//
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// Hook the runtime service table
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//
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gRT->ResetSystem = ResetSystem;
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//
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// Now install the Reset RT AP on a new handle
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//
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Status = gBS->InstallMultipleProtocolInterfaces (
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&mResetHandle,
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&gEfiResetArchProtocolGuid,
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NULL,
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NULL
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);
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ASSERT_EFI_ERROR (Status);
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return Status;
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}
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/**
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Reset system for capsule update.
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@param[in] CapsuleDataPtr Pointer to the capsule block descriptors.
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**/
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VOID
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CapsuleReset (
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IN UINTN CapsuleDataPtr
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)
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{
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//
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// This implementation assumes that we're using a variable
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// to indicate capsule updates.
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//
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gRT->SetVariable (
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EFI_CAPSULE_VARIABLE_NAME,
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&gEfiCapsuleVendorGuid,
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EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_BOOTSERVICE_ACCESS,
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sizeof (UINTN),
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(VOID *) &CapsuleDataPtr
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);
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EnterS3WithImmediateWake ();
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//
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// Should not return
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//
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CpuDeadLoop ();
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}
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/**
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Put the system into S3 power state.
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**/
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VOID
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DoS3 (
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VOID
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)
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{
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EnterS3WithImmediateWake ();
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//
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// Should not return
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//
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CpuDeadLoop ();
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}
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/**
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Resets the entire platform.
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@param[in] ResetType The type of reset to perform.
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@param[in] ResetStatus The status code for the reset.
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@param[in] DataSize The size, in bytes, of WatchdogData.
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@param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or
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EfiResetShutdown the data buffer starts with a Null-terminated
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string, optionally followed by additional binary data.
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**/
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VOID
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EFIAPI
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ResetSystem (
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IN EFI_RESET_TYPE ResetType,
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IN EFI_STATUS ResetStatus,
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IN UINTN DataSize,
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IN VOID *ResetData OPTIONAL
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)
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{
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EFI_STATUS Status;
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UINTN Size;
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UINTN CapsuleDataPtr;
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switch (ResetType) {
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case EfiResetWarm:
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//
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//Check if there are pending capsules to process
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//
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Size = sizeof (CapsuleDataPtr);
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Status = EfiGetVariable (
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EFI_CAPSULE_VARIABLE_NAME,
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&gEfiCapsuleVendorGuid,
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NULL,
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&Size,
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(VOID *) &CapsuleDataPtr
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);
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if (Status == EFI_SUCCESS) {
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//
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//Process capsules across a system reset.
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//
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DoS3();
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}
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ResetWarm ();
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break;
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case EfiResetCold:
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ResetCold ();
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break;
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case EfiResetShutdown:
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ResetShutdown ();
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return ;
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default:
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return ;
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}
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//
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// Given we should have reset getting here would be bad
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//
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ASSERT (FALSE);
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}
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@ -0,0 +1,84 @@
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/** @file
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Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _RESET_SYSTEM_H_
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#define _RESET_SYSTEM_H_
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#include <PiDxe.h>
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#include <Protocol/Reset.h>
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#include <Guid/CapsuleVendor.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <Library/IoLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiRuntimeLib.h>
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#include <Library/UefiRuntimeServicesTableLib.h>
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#include <Library/ResetSystemLib.h>
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/**
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The driver's entry point.
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It initializes the Reset Architectural Protocol.
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@param[in] ImageHandle The firmware allocated handle for the EFI image.
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@param[in] SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The entry point is executed successfully.
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@retval other Cannot install ResetArch protocol.
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**/
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EFI_STATUS
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EFIAPI
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InitializeResetSystem (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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/**
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Resets the entire platform.
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@param[in] ResetType The type of reset to perform.
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@param[in] ResetStatus The status code for the reset.
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@param[in] DataSize The size, in bytes, of WatchdogData.
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@param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or
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EfiResetShutdown the data buffer starts with a Null-terminated
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string, optionally followed by additional binary data.
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**/
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VOID
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EFIAPI
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ResetSystem (
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IN EFI_RESET_TYPE ResetType,
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IN EFI_STATUS ResetStatus,
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IN UINTN DataSize,
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IN VOID *ResetData OPTIONAL
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);
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/**
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Reset system for capsule update.
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@param[in] CapsuleDataPtr Pointer to the capsule block descriptors.
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**/
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VOID
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CapsuleReset (
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IN UINTN CapsuleDataPtr
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);
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#endif
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@ -0,0 +1,63 @@
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## @file
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# Component description file for ResetSystem module.
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#
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# This driver implements Reset Architectural Protocol.
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#
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# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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#
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# This program and the accompanying materials are
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# licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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##
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = ResetSystemRuntimeDxe
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FILE_GUID = 4B28E4C7-FF36-4e10-93CF-A82159E777C5
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MODULE_TYPE = DXE_RUNTIME_DRIVER
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VERSION_STRING = 1.0
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ENTRY_POINT = InitializeResetSystem
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#
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# The following information is for reference only and not required by the build tools.
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#
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# VALID_ARCHITECTURES = IA32 X64 EBC
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#
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[Sources]
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ResetSystem.h
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ResetSystem.c
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[Packages]
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MdePkg/MdePkg.dec
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MdeModulePkg/MdeModulePkg.dec
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[LibraryClasses]
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ResetSystemLib
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UefiRuntimeServicesTableLib
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UefiRuntimeLib
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UefiBootServicesTableLib
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UefiDriverEntryPoint
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IoLib
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UefiLib
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DebugLib
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BaseLib
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[Guids]
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gEfiCapsuleVendorGuid # ALWAYS_CONSUMED
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[Protocols]
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gEfiResetArchProtocolGuid # PROTOCOL ALWAYS_PRODUCED
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[Depex]
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TRUE
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