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author | Markus Klotzbuecher <mk@denx.de> | 2007-08-07 22:30:29 +0200 |
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committer | Markus Klotzbuecher <mk@pollux.denx.de> | 2007-08-07 22:30:29 +0200 |
commit | 78549bbf44bd2c8d1a0730fb068836071751afaa (patch) | |
tree | 92f002dc9772874bc3c884b1caa5607763c2c276 /board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c | |
parent | 9b7464a2c88614e1061f509c48930a3d240d1a35 (diff) | |
parent | b23b547597ff2375ad13a9ab04e5257a3ad76c99 (diff) | |
download | u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.zip u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.tar.gz u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.tar.bz2 |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c')
-rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c b/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c deleted file mode 100644 index f4c4bd4..0000000 --- a/board/MAI/bios_emulator/scitech/src/pm/ntdrv/ztimer.c +++ /dev/null @@ -1,123 +0,0 @@ -/**************************************************************************** -* -* Ultra Long Period Timer -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-license.txt -* -* Software distributed under the License is distributed on an -* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: 32-bit Windows VxD -* -* Description: OS specific implementation for the Zen Timer functions. -* -****************************************************************************/ - -/*---------------------------- Global variables ---------------------------*/ - -static CPU_largeInteger countFreq; -static ulong start,finish; - -/*----------------------------- Implementation ----------------------------*/ - -/**************************************************************************** -REMARKS: -Initialise the Zen Timer module internals. -****************************************************************************/ -static void __ZTimerInit(void) -{ - KeQueryPerformanceCounter((LARGE_INTEGER*)&countFreq); -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static void __LZTimerOn( - LZTimerObject *tm) -{ - LARGE_INTEGER lt = KeQueryPerformanceCounter(NULL); - tm->start.low = lt.LowPart; - tm->start.high = lt.HighPart; -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static ulong __LZTimerLap( - LZTimerObject *tm) -{ - LARGE_INTEGER tmLap = KeQueryPerformanceCounter(NULL); - CPU_largeInteger tmCount; - - _CPU_diffTime64(&tm->start,(CPU_largeInteger*)&tmLap,&tmCount); - return _CPU_calcMicroSec(&tmCount,countFreq.low); -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static void __LZTimerOff( - LZTimerObject *tm) -{ - LARGE_INTEGER lt = KeQueryPerformanceCounter(NULL); - tm->end.low = lt.LowPart; - tm->end.high = lt.HighPart; -} - -/**************************************************************************** -REMARKS: -Call the assembler Zen Timer functions to do the timing. -****************************************************************************/ -static ulong __LZTimerCount( - LZTimerObject *tm) -{ - CPU_largeInteger tmCount; - - _CPU_diffTime64(&tm->start,&tm->end,&tmCount); - return _CPU_calcMicroSec(&tmCount,countFreq.low); -} - -/**************************************************************************** -REMARKS: -Define the resolution of the long period timer as microseconds per timer tick. -****************************************************************************/ -#define ULZTIMER_RESOLUTION 1 - -/**************************************************************************** -REMARKS: -Read the Long Period timer value from the BIOS timer tick. -****************************************************************************/ -static ulong __ULZReadTime(void) -{ - LARGE_INTEGER count; - KeQuerySystemTime(&count); - return (ulong)(*((_int64*)&count) / 10); -} - -/**************************************************************************** -REMARKS: -Compute the elapsed time from the BIOS timer tick. Note that we check to see -whether a midnight boundary has passed, and if so adjust the finish time to -account for this. We cannot detect if more that one midnight boundary has -passed, so if this happens we will be generating erronous results. -****************************************************************************/ -ulong __ULZElapsedTime(ulong start,ulong finish) -{ return finish - start; } |