| 1 | /* $Id: VBoxDebugAgentLib.c 69429 2017-10-27 13:27:03Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox implementation of DebugAgentLib that reports EFI state transitions
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| 4 | * to DevEFI for debugging purposes.
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2013-2016 Oracle Corporation
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License (GPL) as published by the Free Software
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| 14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * The contents of this file may alternatively be used under the terms
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| 19 | * of the Common Development and Distribution License Version 1.0
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| 20 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 21 | * VirtualBox OSE distribution, in which case the provisions of the
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| 22 | * CDDL are applicable instead of those of the GPL.
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| 23 | *
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| 24 | * You may elect to license modified versions of this file under the
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| 25 | * terms and conditions of either the GPL or the CDDL or both.
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| 26 | */
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| 27 |
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| 28 |
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| 29 | /*********************************************************************************************************************************
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| 30 | * Header Files *
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| 31 | *********************************************************************************************************************************/
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| 32 | #include <Base.h>
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| 33 | #include <Library/DebugAgentLib.h>
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| 34 | #include <Library/DebugLib.h>
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| 35 | #include "VBoxPkg.h"
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| 36 | #include "../../../../DevEFI.h"
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| 37 |
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| 38 |
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| 39 | VOID
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| 40 | EFIAPI
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| 41 | InitializeDebugAgent(
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| 42 | IN UINT32 InitFlag,
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| 43 | IN VOID *Context OPTIONAL,
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| 44 | IN DEBUG_AGENT_CONTINUE Function OPTIONAL
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| 45 | )
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| 46 | {
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| 47 | /*
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| 48 | * Do the reporting.
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| 49 | */
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| 50 | EFIDBGPOINT enmDbgPoint;
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| 51 | switch (InitFlag)
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| 52 | {
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| 53 | case DEBUG_AGENT_INIT_PREMEM_SEC: enmDbgPoint = EFIDBGPOINT_SEC_PREMEM; break;
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| 54 | case DEBUG_AGENT_INIT_POSTMEM_SEC: enmDbgPoint = EFIDBGPOINT_SEC_POSTMEM; break;
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| 55 | case DEBUG_AGENT_INIT_DXE_CORE: enmDbgPoint = EFIDBGPOINT_DXE_CORE; break;
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| 56 | case DEBUG_AGENT_INIT_SMM: enmDbgPoint = EFIDBGPOINT_SMM; break;
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| 57 | case DEBUG_AGENT_INIT_ENTER_SMI: enmDbgPoint = EFIDBGPOINT_SMI_ENTER; break;
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| 58 | case DEBUG_AGENT_INIT_EXIT_SMI: enmDbgPoint = EFIDBGPOINT_SMI_EXIT; break;
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| 59 | case DEBUG_AGENT_INIT_S3: enmDbgPoint = EFIDBGPOINT_GRAPHICS; break;
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| 60 | case DEBUG_AGENT_INIT_DXE_AP: enmDbgPoint = EFIDBGPOINT_DXE_AP; break;
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| 61 | default:
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| 62 | ASSERT(false);
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| 63 | enmDbgPoint = EFIDBGPOINT_INVALID;
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| 64 | break;
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| 65 | }
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| 66 | if (enmDbgPoint != EFIDBGPOINT_INVALID)
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| 67 | ASMOutU32(EFI_PORT_DEBUG_POINT, enmDbgPoint);
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| 68 |
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| 69 |
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| 70 | /*
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| 71 | * Call resume function if supplied.
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| 72 | */
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| 73 | if (Function)
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| 74 | Function(Context);
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| 75 | }
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| 76 |
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| 77 |
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| 78 | BOOLEAN
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| 79 | EFIAPI
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| 80 | SaveAndSetDebugTimerInterrupt(
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| 81 | IN BOOLEAN EnableStatus
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| 82 | )
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| 83 | {
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| 84 | NOREF(EnableStatus);
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| 85 | return FALSE;
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| 86 | }
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| 87 |
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