1 files changed, 79 insertions, 0 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/stub/cpuinfo.c b/board/MAI/bios_emulator/scitech/src/pm/stub/cpuinfo.c
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index 0000000000..2833a72f44
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+++ b/board/MAI/bios_emulator/scitech/src/pm/stub/cpuinfo.c
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+/****************************************************************************
+*
+*                         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:  *** TODO: ADD YOUR OS ENVIRONMENT NAME HERE ***
+*
+* Description:  Module to implement OS specific services to measure the
+*               CPU frequency.
+*
+****************************************************************************/
+
+/*----------------------------- Implementation ----------------------------*/
+
+/****************************************************************************
+REMARKS:
+Increase the thread priority to maximum, if possible.
+****************************************************************************/
+static int SetMaxThreadPriority(void)
+{
+    // TODO: If you have thread priorities, increase it to maximum for the
+    //       thread for timing the CPU frequency.
+    return oldPriority;
+}
+
+/****************************************************************************
+REMARKS:
+Restore the original thread priority.
+****************************************************************************/
+static void RestoreThreadPriority(
+    int priority)
+{
+    // TODO: Restore the original thread priority on exit.
+}
+
+/****************************************************************************
+REMARKS:
+Initialise the counter and return the frequency of the counter.
+****************************************************************************/
+static void GetCounterFrequency(
+    CPU_largeInteger *freq)
+{
+    // TODO: Return the frequency of the counter in here. You should try to
+    //       normalise this value to be around 100,000 ticks per second.
+    freq->low = 0;
+    freq->high = 0;
+}
+
+/****************************************************************************
+REMARKS:
+Read the counter and return the counter value.
+
+TODO: Implement this to read the counter. It should be done as a macro
+      for accuracy.
+****************************************************************************/
+#define GetCounter(t)               \
+{                                   \
+    (t)->low = 0;                   \
+    (t)->high = 0;                  \
+}