1 | /* $Id: timesupref.cpp 5999 2007-12-07 15:05:06Z vboxsync $ */
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2 | /** @file
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3 | * innotek Portable Runtime - Time using SUPLib, the C Implementation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2007 innotek GmbH
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | *
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17 | * The contents of this file may alternatively be used under the terms
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18 | * of the Common Development and Distribution License Version 1.0
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19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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20 | * VirtualBox OSE distribution, in which case the provisions of the
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21 | * CDDL are applicable instead of those of the GPL.
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22 | *
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23 | * You may elect to license modified versions of this file under the
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24 | * terms and conditions of either the GPL or the CDDL or both.
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25 | */
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26 |
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27 | #ifndef IN_GUEST
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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 <iprt/time.h>
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33 | #include <iprt/asm.h>
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34 | #include <VBox/sup.h>
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35 | #include "internal/time.h"
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36 |
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37 |
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38 | /*
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39 | * Use the CPUID instruction for some kind of serialization.
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40 | */
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41 | #undef ASYNC_GIP
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42 | #undef USE_LFENCE
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43 | #define NEED_TRANSACTION_ID
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44 | #define rtTimeNanoTSInternalRef RTTimeNanoTSLegacySync
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45 | #include "timesupref.h"
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46 |
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47 | #define ASYNC_GIP
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48 | #ifdef IN_GC
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49 | # undef NEED_TRANSACTION_ID
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50 | #endif
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51 | #undef rtTimeNanoTSInternalRef
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52 | #define rtTimeNanoTSInternalRef RTTimeNanoTSLegacyAsync
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53 | #include "timesupref.h"
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54 |
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55 |
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56 | /*
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57 | * Use LFENCE for load serialization.
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58 | */
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59 | #undef ASYNC_GIP
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60 | #define USE_LFENCE
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61 | #undef NEED_TRANSACTION_ID
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62 | #define NEED_TRANSACTION_ID
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63 | #undef rtTimeNanoTSInternalRef
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64 | #define rtTimeNanoTSInternalRef RTTimeNanoTSLFenceSync
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65 | #include "timesupref.h"
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66 |
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67 | #define ASYNC_GIP
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68 | #ifdef IN_GC
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69 | # undef NEED_TRANSACTION_ID
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70 | #endif
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71 | #undef rtTimeNanoTSInternalRef
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72 | #define rtTimeNanoTSInternalRef RTTimeNanoTSLFenceAsync
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73 | #include "timesupref.h"
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74 |
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75 |
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76 | #endif /* !IN_GUEST */
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