tm_extr.h

S3C2410学习的基础资料 大部分实验源码及工程

/*************************************************************************/
/*                                                                       */
/*        Copyright (c) 1993-2001 Accelerated Technology, Inc.           */
/*                                                                       */
/* PROPRIETARY RIGHTS of Accelerated Technology are involved in the      */
/* subject matter of this material.  All manufacturing, reproduction,    */
/* use, and sales rights pertaining to this subject matter are governed  */
/* by the license agreement.  The recipient of this software implicitly  */
/* accepts the terms of the license.                                     */
/*                                                                       */
/*************************************************************************/

/*************************************************************************/
/*                                                                       */
/* FILE NAME                                            VERSION          */
/*                                                                       */
/*      tm_extr.h                                       PLUS  1.13       */
/*                                                                       */
/* COMPONENT                                                             */
/*                                                                       */
/*      TM - Timer Management                                            */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This file contains function prototypes of all functions          */
/*      accessible to other components.                                  */
/*                                                                       */
/* AUTHOR                                                                */
/*                                                                       */
/*      Accelerated Technology, Inc.                                     */
/*                                                                       */
/* DATA STRUCTURES                                                       */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* FUNCTIONS                                                             */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* DEPENDENCIES                                                          */
/*                                                                       */
/*      tm_defs.h                           Timer Management constants   */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*         DATE                    REMARKS                               */
/*                                                                       */
/*      03-01-1993      Created initial version 1.0                      */
/*      04-19-1993      Verified version 1.0                             */
/*      03-01-1994      Moved include files outside of                   */
/*                        the file #ifndef to allow the                  */
/*                        use of actual data structures,                 */
/*                        changed function names due to                  */
/*                        changes in file structure,                     */
/*                        removed protection pointer                     */
/*                        parameter, added several new                   */
/*                        target functions, changed                      */
/*                        prototypes, 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.                            */
/*                                                                       */
/*************************************************************************/

#include        "tm_defs.h"                 /* Include TM constants      */


/* Check to see if the file has been included already.  */

#ifndef TM_EXTR
#define TM_EXTR


/*  Initialization functions.  */

VOID            TMI_Initialize(VOID);


/* Error checking for supplemental functions.  */

STATUS          TMSE_Create_Timer(NU_TIMER *timer_ptr, CHAR *name, 
                        VOID (*expiration_routine)(UNSIGNED), UNSIGNED id,
                        UNSIGNED initial_time, UNSIGNED reschedule_time,
                        OPTION enable);
STATUS          TMSE_Delete_Timer(NU_TIMER *timer_ptr);
STATUS          TMSE_Reset_Timer(NU_TIMER *timer_ptr, 
                        VOID (*expiration_routine)(UNSIGNED), 
                        UNSIGNED initial_time, UNSIGNED reschedule_time,
                        OPTION enable);
STATUS          TMSE_Control_Timer(NU_TIMER *timer_ptr, OPTION enable);


/* Supplemental processing functions.  */

STATUS          TMS_Create_Timer(NU_TIMER *timer_ptr, CHAR *name, 
                        VOID (*expiration_routine)(UNSIGNED), UNSIGNED id,
                        UNSIGNED initial_time, UNSIGNED reschedule_time,
                        OPTION enable);
STATUS          TMS_Delete_Timer(NU_TIMER *timer_ptr);
STATUS          TMS_Reset_Timer(NU_TIMER *timer_ptr, 
                        VOID (*expiration_routine)(UNSIGNED), 
                        UNSIGNED initial_time, UNSIGNED reschedule_timer,
                        OPTION enable);
STATUS          TMS_Control_Timer(NU_TIMER *timer_ptr, OPTION enable);


/* Core processing functions.  */

VOID            TMC_Init_Task_Timer(TM_TCB *timer, VOID *information);
VOID            TMC_Start_Task_Timer(TM_TCB *timer, UNSIGNED time);
VOID            TMC_Stop_Task_Timer(TM_TCB *timer);


/* Information retrieval funtions.  */ 

UNSIGNED        TMF_Established_Timers(VOID);
STATUS          TMF_Timer_Information(NU_TIMER *timer_ptr, CHAR *name, 
                  OPTION *enable, UNSIGNED *expirations, UNSIGNED *id,
                  UNSIGNED *initial_time, UNSIGNED *reschedule_time);
UNSIGNED        TMF_Timer_Pointers(NU_TIMER **pointer_list, 
                                                UNSIGNED maximum_pointers);
                                                
/* Target dependent functions.  */

VOID            TMT_Set_Clock(UNSIGNED new_value);
UNSIGNED        TMT_Retrieve_Clock(VOID);
NU_TASK        *TMT_Retrieve_TS_Task(VOID);
VOID            TMT_Adjust_Timer(UNSIGNED new_value);

#endif