⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 osal_timers.s51

📁 cc2430应用实例
💻 S51
📖 第 1 页 / 共 5 页
字号:
        CFI `VB.BR10` SameValue
        CFI `VB.BR11` SameValue
        CFI `VB.BR12` SameValue
        CFI `VB.BR13` SameValue
        CFI `VB.BR14` SameValue
        CFI `VB.BR15` SameValue
        CFI VB SameValue
        CFI B SameValue
        CFI A SameValue
        CFI PSW SameValue
        CFI DPL0 SameValue
        CFI DPH0 SameValue
        CFI R0 SameValue
        CFI R1 SameValue
        CFI R2 SameValue
        CFI R3 SameValue
        CFI R4 SameValue
        CFI R5 SameValue
        CFI R6 SameValue
        CFI R7 SameValue
        CFI V0 SameValue
        CFI V1 SameValue
        CFI V2 SameValue
        CFI V3 SameValue
        CFI V4 SameValue
        CFI V5 SameValue
        CFI V6 SameValue
        CFI V7 SameValue
        CFI PSPH Undefined
        CFI PSPL Undefined
        CFI XSPH Undefined
        CFI XSPL Undefined
        CFI ?RET Concat
        CFI ?BRET_EXT SameValue
        CFI ?RET_HIGH Frame(CFA_SP, 2)
        CFI ?RET_LOW Frame(CFA_SP, 1)
        CFI EndCommon cfiCommon1
        
        EXTERN osal_mem_alloc
        FUNCTION osal_mem_alloc,0202H
        ARGFRAME XSTACK, 14, STACK
        EXTERN osal_mem_free
        FUNCTION osal_mem_free,0202H
        ARGFRAME XSTACK, 17, STACK
        EXTERN osal_self
        FUNCTION osal_self,0202H
        ARGFRAME ISTACK, 2, STACK
        ARGFRAME XSTACK, 9, STACK
        EXTERN HalTimerStart
        FUNCTION HalTimerStart,0202H
        ARGFRAME XSTACK, 12, STACK
        EXTERN HalTimerStop
        FUNCTION HalTimerStop,0202H
        ARGFRAME XSTACK, 12, STACK
        EXTERN HalTimerInterruptEnable
        FUNCTION HalTimerInterruptEnable,0202H
        ARGFRAME ISTACK, 2, STACK
        EXTERN osal_set_event
        FUNCTION osal_set_event,0202H
        ARGFRAME XSTACK, 17, STACK

// C:\Texas Instruments\ZStack-1.4.2-1.1.0\Components\osal\common\OSAL_Timers.c
//    1 /*********************************************************************
//    2     Filename:       OSAL_Timers.c
//    3     Revised:        $Date: 2006-10-27 16:25:55 -0700 (Fri, 27 Oct 2006) $
//    4     Revision:       $Revision: 12442 $
//    5 
//    6     Description:    OSAL Timer definition and manipulation functions.
//    7 
//    8     Copyright (c) 2006 by Texas Instruments, Inc.
//    9     All Rights Reserved.  Permission to use, reproduce, copy, prepare
//   10     derivative works, modify, distribute, perform, display or sell this
//   11     software and/or its documentation for any purpose is prohibited
//   12     without the express written consent of Texas Instruments, Inc.
//   13 *********************************************************************/
//   14 
//   15 /*********************************************************************
//   16  * INCLUDES
//   17  */
//   18 
//   19 #include "ZComDef.h"
//   20 #include "OnBoard.h"
//   21 #include "OSAL.h"
//   22 #include "OSAL_Timers.h"
//   23 
//   24 #include "hal_timer.h"
//   25 #include "hal_led.h"
//   26 
//   27 /*********************************************************************
//   28  * MACROS
//   29  */
//   30 
//   31 /*********************************************************************
//   32  * CONSTANTS
//   33  */
//   34 
//   35 /*********************************************************************
//   36  * TYPEDEFS
//   37  */
//   38 
//   39 typedef struct
//   40 {
//   41   void *next;
//   42   UINT16 timeout;
//   43   UINT16 event_flag;
//   44   byte task_id;
//   45 } osalTimerRec_t;
//   46 
//   47 /*********************************************************************
//   48  * GLOBAL VARIABLES
//   49  */
//   50 

        RSEG XDATA_Z:XDATA:NOROOT(0)
        REQUIRE __INIT_XDATA_Z
//   51 osalTimerRec_t *timerHead;
timerHead:
        DS 2

        RSEG XDATA_Z:XDATA:NOROOT(0)
        REQUIRE __INIT_XDATA_Z
//   52 uint32 tmr_count;          // Amount of time per tick - in micro-sec
tmr_count:
        DS 4

        RSEG XDATA_Z:XDATA:NOROOT(0)
        REQUIRE __INIT_XDATA_Z
//   53 uint16 tmr_decr_time;      // Decr_Time for system timer
tmr_decr_time:
        DS 2

        RSEG XDATA_Z:XDATA:NOROOT(0)
        REQUIRE __INIT_XDATA_Z
//   54 byte timerActive;          // Flag if hw timer active
timerActive:
        DS 1
//   55 
//   56 /*********************************************************************
//   57  * EXTERNAL VARIABLES
//   58  */
//   59 
//   60 /*********************************************************************
//   61  * EXTERNAL FUNCTIONS
//   62  */
//   63 
//   64 /*********************************************************************
//   65  * LOCAL VARIABLES
//   66  */
//   67 // Milliseconds since last reboot

        RSEG XDATA_Z:XDATA:NOROOT(0)
        REQUIRE __INIT_XDATA_Z
//   68 static uint32 osal_systemClock;
??osal_systemClock:
        DS 4
//   69 
//   70 /*********************************************************************
//   71  * LOCAL FUNCTION PROTOTYPES
//   72  */
//   73 osalTimerRec_t  *osalAddTimer( byte task_id, UINT16 event_flag, UINT16 timeout );
//   74 osalTimerRec_t *osalFindTimer( byte task_id, uint16 event_flag );
//   75 void osalDeleteTimer( osalTimerRec_t *rmTimer );
//   76 static void osalTimerUpdate( uint16 time );
//   77 
//   78 void osal_timer_activate( byte turn_on );
//   79 void osal_timer_hw_setup( byte turn_on );
//   80 void osal_set_timer_interrupt( byte turn_on );
//   81 void osal_retune_timers( void );
//   82 
//   83 /*********************************************************************
//   84  * FUNCTIONS
//   85  *********************************************************************/
//   86 
//   87 /*********************************************************************
//   88  * @fn      osalTimerInit
//   89  *
//   90  * @brief   Initialization for the OSAL Timer System.
//   91  *
//   92  * @param   none
//   93  *
//   94  * @return
//   95  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//   96 void osalTimerInit( void )
osalTimerInit:
        CFI Block cfiBlock0 Using cfiCommon0
        CFI Function osalTimerInit
//   97 {
        FUNCALL osalTimerInit, osal_timer_activate
        LOCFRAME XSTACK, 12, STACK
        ARGFRAME XSTACK, 12, STACK
        MOV	A,#-0xc
        LCALL	?BANKED_ENTER_XDATA
        CFI DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI V3 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI V2 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI V1 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI V0 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 12)
        ; Saved register size: 12
        ; Auto size: 0
//   98   // Initialize the rollover modulo
//   99   tmr_count = TICK_TIME;
        MOV	DPTR,#__Constant_3e8
        MOV	R0,#?V0 + 0
        LCALL	?L_MOV_X
        MOV	DPTR,#tmr_count
        MOV	R0,#?V0 + 0
        LCALL	?L_MOV_TO_X
//  100   tmr_decr_time = TIMER_DECR_TIME;
        MOV	DPTR,#tmr_decr_time
        MOV	A,#0x1
        MOVX	@DPTR,A
        INC	DPTR
        CLR	A
        MOVX	@DPTR,A
//  101 
//  102   // Initialize the system timer
//  103   osal_timer_activate( false );
        ; Setup parameters for call to function osal_timer_activate
        MOV	R1,A
        MOV	DPTR,#(osal_timer_activate & 0xffff)
        MOV	A,#((osal_timer_activate >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
//  104   timerActive = false;
        CLR	A
        MOV	DPTR,#timerActive
        MOVX	@DPTR,A
//  105 
//  106   osal_systemClock = 0;
        MOV	DPTR,#__Constant_0
        MOV	R0,#?V0 + 0
        LCALL	?L_MOV_X
        MOV	DPTR,#??osal_systemClock
        MOV	R0,#?V0 + 0
        LCALL	?L_MOV_TO_X
//  107 }
        LJMP	?Subroutine3 & 0xFFFF
        CFI EndBlock cfiBlock0
//  108 
//  109 /*********************************************************************
//  110  * @fn      osalAddTimer
//  111  *
//  112  * @brief   Add a timer to the timer list.
//  113  *          Ints must be disabled.
//  114  *
//  115  * @param   task_id
//  116  * @param   event_flag
//  117  * @param   timeout
//  118  *
//  119  * @return  osalTimerRec_t * - pointer to newly created timer
//  120  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//  121 osalTimerRec_t * osalAddTimer( byte task_id, UINT16 event_flag, UINT16 timeout )
osalAddTimer:
        CFI Block cfiBlock1 Using cfiCommon0
        CFI Function osalAddTimer
//  122 {
        FUNCALL osalAddTimer, osalFindTimer
        LOCFRAME XSTACK, 14, STACK
        ARGFRAME XSTACK, 14, STACK
        FUNCALL osalAddTimer, osal_mem_alloc
        LOCFRAME XSTACK, 14, STACK
        ARGFRAME XSTACK, 14, STACK
        MOV	A,#-0xe
        LCALL	?BANKED_ENTER_XDATA
        CFI DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI V5 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI V4 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI V3 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI V2 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI V1 load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI V0 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-13)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-14)))
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 14)
        ; Saved register size: 14
        ; Auto size: 0
        MOV	?V0 + 2,R1
        MOV	?V0 + 0,R2
        MOV	?V0 + 1,R3
        MOV	A,R4
        MOV	R6,A
        MOV	A,R5
        MOV	R7,A
//  123   osalTimerRec_t *newTimer;
//  124   osalTimerRec_t *srchTimer;
//  125 
//  126   // Look for an existing timer first
//  127   newTimer = osalFindTimer( task_id, event_flag );
        ; Setup parameters for call to function osalFindTimer
        MOV	DPTR,#(osalFindTimer & 0xffff)
        MOV	A,#((osalFindTimer >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
//  128   if ( newTimer )
        MOV	A,R2
        JNZ	??osalAddTimer_0
        MOV	A,R3
??osalAddTimer_0:
        JZ	??osalAddTimer_1
//  129   {
//  130     // Timer is found - update it.
//  131     newTimer->timeout = timeout;
        MOV	DPL,R2
        MOV	DPH,R3
        INC	DPTR
        INC	DPTR
        MOV	A,R6
        MOVX	@DPTR,A
        INC	DPTR
        MOV	A,R7
??osalAddTimer_2:
        MOVX	@DPTR,A

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -