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00001 /*
00002  * PROJECT:         ReactOS HAL
00003  * LICENSE:         GPL - See COPYING in the top level directory
00004  * FILE:            hal/halx86/generic/profil.c
00005  * PURPOSE:         System Profiling
00006  * PROGRAMMERS:     Alex Ionescu (alex.ionescu@reactos.org)
00007  */
00008 
00009 /* INCLUDES ******************************************************************/
00010 
00011 #include <hal.h>
00012 #define NDEBUG
00013 #include <debug.h>
00014 
00015 /* FUNCTIONS *****************************************************************/
00016 
00017 /*
00018  * @unimplemented
00019  */
00020 VOID
00021 NTAPI
00022 HalStopProfileInterrupt(IN KPROFILE_SOURCE ProfileSource)
00023 {
00024     UNIMPLEMENTED;
00025     return;
00026 }
00027 
00028 /*
00029  * @unimplemented
00030  */
00031 VOID
00032 NTAPI
00033 HalStartProfileInterrupt(IN KPROFILE_SOURCE ProfileSource)
00034 {
00035     UNIMPLEMENTED;
00036     return;
00037 }
00038 
00039 /*
00040  * @unimplemented
00041  */
00042 ULONG_PTR
00043 NTAPI
00044 HalSetProfileInterval(IN ULONG_PTR Interval)
00045 {
00046     UNIMPLEMENTED;
00047     return Interval;
00048 }
00049 
00050 ULONG HalpDecrementerRoll = 0;
00051 
00052 LARGE_INTEGER
00053 KeQueryPerformanceCounter(PLARGE_INTEGER PerformanceFrequency)
00054 {
00055     LARGE_INTEGER Result;
00056     /* for now */
00057     if(PerformanceFrequency) PerformanceFrequency->QuadPart = 100000000;
00058     Result.HighPart = HalpDecrementerRoll;
00059     Result.LowPart = __rdtsc();
00060     return Result;
00061 }
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