?? hic.c
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/*************************************************************************/
/* */
/* Copyright Mentor Graphics Corporation 2002 */
/* All Rights Reserved. */
/* */
/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */
/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */
/* SUBJECT TO LICENSE TERMS. */
/* */
/*************************************************************************/
/*************************************************************************/
/* */
/* FILE NAME VERSION */
/* */
/* hic.c Nucleus PLUS 1.14 */
/* */
/* COMPONENT */
/* */
/* HI - History Management */
/* */
/* DESCRIPTION */
/* */
/* This file contains the core routines for the History Management */
/* component. */
/* */
/* DATA STRUCTURES */
/* */
/* None */
/* */
/* FUNCTIONS */
/* */
/* HIC_Disable_History_Saving Disable history saving */
/* HIC_Enable_History_Saving Enable history saving */
/* HIC_Make_History_Entry_Service Make history entry service */
/* HIC_Make_History_Entry Make system history entry */
/* HIC_Retrieve_History_Entry Retrieve history entry */
/* */
/* DEPENDENCIES */
/* */
/* tc_extr.h Thread Control functions */
/* tm_extr.h Timer management functions */
/* hi_extr.h History functions */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Replaced void with VOID, */
/* modified protection logic, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* 04-17-1996 updated to version 1.2 */
/* 03-24-1998 Released version 1.3. */
/* 03-26-1999 Released 1.11m (new release */
/* numbering scheme) */
/* 04-17-2002 Released version 1.13m */
/* 11-07-2002 Released version 1.14 */
/*************************************************************************/
#define NU_SOURCE_FILE
#include "in_defs.h" /* Initialization defines */
#include "tc_extr.h" /* Thread control functions */
#include "tm_extr.h" /* Timer functions */
#include "hi_extr.h" /* History functions */
/* Define external inner-component global data references. */
extern INT INC_Initialize_State;
extern INT HID_History_Enable;
extern INT HID_Write_Index;
extern INT HID_Read_Index;
extern INT HID_Entry_Count;
extern TC_PROTECT HID_History_Protect;
/* Define the actual history table. Note that this is defined in this file
in order to eliminate this table if none of the run-time history functions
are accessed. */
HI_HISTORY_ENTRY HIC_History_Table[HI_MAX_ENTRIES];
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* HIC_Disable_History_Saving */
/* */
/* DESCRIPTION */
/* */
/* This function disables the history saving function. */
/* */
/* CALLED BY */
/* */
/* Application */
/* */
/* CALLS */
/* */
/* TCT_Protect Protect history structures */
/* TCT_Unprotect Release history protection */
/* */
/* INPUTS */
/* */
/* None */
/* */
/* OUTPUTS */
/* */
/* None */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Replaced void with VOID, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* */
/*************************************************************************/
VOID HIC_Disable_History_Saving(VOID)
{
NU_SUPERV_USER_VARIABLES
/* Switch to supervisor mode */
NU_SUPERVISOR_MODE();
/* Protect the history data structures. */
TCT_Protect(&HID_History_Protect);
/* Disable history saving by setting the enable flag to false. */
HID_History_Enable = NU_FALSE;
/* Release protection. */
TCT_Unprotect();
/* Return to user mode */
NU_USER_MODE();
}
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* HIC_Enable_History_Saving */
/* */
/* DESCRIPTION */
/* */
/* This function enables the history saving function. */
/* */
/* CALLED BY */
/* */
/* Application */
/* */
/* CALLS */
/* */
/* TCT_Protect Protect history structures */
/* TCT_Unprotect Release history protection */
/* */
/* INPUTS */
/* */
/* None */
/* */
/* OUTPUTS */
/* */
/* None */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Replaced void with VOID, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* */
/*************************************************************************/
VOID HIC_Enable_History_Saving(VOID)
{
NU_SUPERV_USER_VARIABLES
/* Switch to supervisor mode */
NU_SUPERVISOR_MODE();
/* Protect the history data structures. */
TCT_Protect(&HID_History_Protect);
/* Enable history saving by setting the enable flag to true. */
HID_History_Enable = NU_TRUE;
/* Release protection. */
TCT_Unprotect();
/* Return to user mode */
NU_USER_MODE();
}
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* HIC_Make_History_Entry_Service */
/* */
/* DESCRIPTION */
/* */
/* This function makes an application entry in the history table. */
/* */
/* CALLED BY */
/* */
/* Application */
/* */
/* CALLS */
/* */
/* HIC_Make_History_Entry Make a history entry */
/* */
/* INPUTS */
/* */
/* param1 First history parameter */
/* param2 Second history parameter */
/* param3 Third history parameter */
/* */
/* OUTPUTS */
/* */
/* None */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* */
/*************************************************************************/
VOID HIC_Make_History_Entry_Service(UNSIGNED param1,
UNSIGNED param2, UNSIGNED param3)
{
/* Call actual function to make the history entry. */
HIC_Make_History_Entry(NU_USER_ID, param1, param2, param3);
}
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* HIC_Make_History_Entry */
/* */
/* DESCRIPTION */
/* */
/* This function makes an entry in the next available location in */
/* the history table- if history saving is enabled. */
/* */
/* CALLED BY */
/* */
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