mirror of https://github.com/acidanthera/audk.git
104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/** @file
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Initialize Debug Agent in DXE by invoking Debug Agent Library.
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Copyright (c) 2013 - 2014, 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 <PiDxe.h>
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#include <Guid/EventGroup.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/DebugAgentLib.h>
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EFI_EVENT mExitBootServiceEvent;
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/**
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One notified function to disable Debug Timer interrupt when gBS->ExitBootServices() called.
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@param[in] Event Pointer to this event
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@param[in] Context Event handler private data
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**/
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VOID
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EFIAPI
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DisableDebugTimerExitBootService (
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EFI_EVENT Event,
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VOID *Context
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)
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{
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SaveAndSetDebugTimerInterrupt (FALSE);
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}
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/**
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The Entry Point for Debug Agent Dxe driver.
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It will invoke Debug Agent Library to enable source debugging feature in DXE phase.
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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 Some error occurs when initialzed Debug Agent.
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**/
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EFI_STATUS
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EFIAPI
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DebugAgentDxeInitialize(
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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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Status = EFI_UNSUPPORTED;
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InitializeDebugAgent (DEBUG_AGENT_INIT_DXE_LOAD, &Status, NULL);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Create event to disable Debug Timer interrupt when exit boot service.
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//
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Status = gBS->CreateEventEx (
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EVT_NOTIFY_SIGNAL,
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TPL_NOTIFY,
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DisableDebugTimerExitBootService,
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NULL,
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&gEfiEventExitBootServicesGuid,
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&mExitBootServiceEvent
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);
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return Status;
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}
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/**
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This is the unload handle for Debug Agent Dxe driver.
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It will invoke Debug Agent Library to disable source debugging feature.
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@param[in] ImageHandle The drivers' driver image.
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@retval EFI_SUCCESS The image is unloaded.
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@retval Others Failed to unload the image.
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**/
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EFI_STATUS
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EFIAPI
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DebugAgentDxeUnload (
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IN EFI_HANDLE ImageHandle
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)
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{
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EFI_STATUS Status;
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Status = EFI_UNSUPPORTED;
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InitializeDebugAgent (DEBUG_AGENT_INIT_DXE_UNLOAD, &Status, NULL);
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return Status;
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}
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