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📄 osal_timers.s51

📁 CC2431无线定位程序非常有参考价值
💻 S51
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        FUNCALL osal_stop_timer, osal_stop_timerEx
        LOCFRAME XSTACK, 9, STACK
        ARGFRAME XSTACK, 9, STACK
        MOV	A,#-0x9
        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 V0 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 9)
        ; Saved register size: 9
        ; Auto size: 0
//  327   return osal_stop_timerEx( osal_self(), event_id );
        ; Setup parameters for call to function osal_stop_timerEx
        MOV	A,R2
        MOV	R6,A
        MOV	A,R3
        MOV	R7,A
        ; Setup parameters for call to function osal_self
        MOV	DPTR,#(osal_self & 0xffff)
        MOV	A,#((osal_self >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
        MOV	A,R6
        MOV	R2,A
        MOV	A,R7
        MOV	R3,A
        MOV	DPTR,#(osal_stop_timerEx & 0xffff)
        MOV	A,#((osal_stop_timerEx >> 16) & 0xff)
        LJMP	?Subroutine5 & 0xFFFF
        CFI EndBlock cfiBlock12
//  328 }
//  329 
//  330 /*********************************************************************
//  331  * @fn      osal_stop_timerEx
//  332  *
//  333  * @brief
//  334  *
//  335  *   This function is called to stop a timer that has already been started.
//  336  *   If ZSUCCESS, the function will cancel the timer and prevent the event
//  337  *   associated with the timer from being set for the calling task.
//  338  *
//  339  * @param   byte task_id - task id of timer to stop
//  340  * @param   UINT16 event_id - identifier of the timer that is to be stopped
//  341  *
//  342  * @return  ZSUCCESS or INVALID_EVENT_ID
//  343  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//  344 byte osal_stop_timerEx( byte task_id, UINT16 event_id )
osal_stop_timerEx:
        CFI Block cfiBlock13 Using cfiCommon0
        CFI Function osal_stop_timerEx
//  345 {
        FUNCALL osal_stop_timerEx, osalFindTimer
        LOCFRAME XSTACK, 12, STACK
        ARGFRAME XSTACK, 12, STACK
        FUNCALL osal_stop_timerEx, osalDeleteTimer
        LOCFRAME XSTACK, 12, STACK
        ARGFRAME XSTACK, 12, STACK
        FUNCALL osal_stop_timerEx, osal_retune_timers
        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
//  346   halIntState_t intState;
//  347   osalTimerRec_t *foundTimer;
//  348 
//  349   HAL_ENTER_CRITICAL_SECTION( intState );  // Hold off interrupts.
        MOV	C,0xa8.7
        CLR	A
        MOV	0xE0 /* A   */.0,C
        MOV	?V0 + 0,A
        CLR	0xa8.7
//  350 
//  351   // Find the timer to stop
//  352   foundTimer = osalFindTimer( task_id, event_id );
        ; Setup parameters for call to function osalFindTimer
        MOV	DPTR,#(osalFindTimer & 0xffff)
        MOV	A,#((osalFindTimer >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
        MOV	?V0 + 2,R2
        MOV	?V0 + 3,R3
        MOV	R6,?V0 + 2
        MOV	R7,?V0 + 3
//  353   if ( foundTimer )
        MOV	A,R6
        JNZ	??osal_stop_timerEx_0
        MOV	A,R7
??osal_stop_timerEx_0:
        JZ	??osal_stop_timerEx_1
//  354   {
//  355     osalDeleteTimer( foundTimer );
        ; Setup parameters for call to function osalDeleteTimer
        MOV	DPTR,#(osalDeleteTimer & 0xffff)
        MOV	A,#((osalDeleteTimer >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
//  356 
//  357 #ifdef POWER_SAVING
//  358     osal_retune_timers();
        ; Setup parameters for call to function osal_retune_timers
        MOV	DPTR,#(osal_retune_timers & 0xffff)
        MOV	A,#((osal_retune_timers >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
//  359 #endif
//  360   }
//  361 
//  362   HAL_EXIT_CRITICAL_SECTION( intState );   // Re-enable interrupts.
??osal_stop_timerEx_1:
        MOV	A,?V0 + 0
        MOV	C,0xE0 /* A   */.0
        MOV	0xa8.7,C
//  363 
//  364   return ( (foundTimer != NULL) ? ZSUCCESS : INVALID_EVENT_ID );
        MOV	A,R6
        JNZ	??osal_stop_timerEx_2
        MOV	A,R7
??osal_stop_timerEx_2:
        JZ	??osal_stop_timerEx_3
        MOV	R1,#0x0
        SJMP	??osal_stop_timerEx_4
??osal_stop_timerEx_3:
        MOV	R1,#0x7
??osal_stop_timerEx_4:
        SJMP	?Subroutine4
        CFI EndBlock cfiBlock13
//  365 }
//  366 
//  367 /*********************************************************************
//  368  * @fn      osal_get_timeoutEx
//  369  *
//  370  * @brief
//  371  *
//  372  * @param   byte task_id - task id of timer to check
//  373  * @param   UINT16 event_id - identifier of timer to be checked
//  374  *
//  375  * @return  Return the timer's tick count if found, zero otherwise.
//  376  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//  377 UINT16 osal_get_timeoutEx( byte task_id, UINT16 event_id )
osal_get_timeoutEx:
        CFI Block cfiBlock14 Using cfiCommon0
        CFI Function osal_get_timeoutEx
//  378 {
        FUNCALL osal_get_timeoutEx, osalFindTimer
        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
//  379   halIntState_t intState;
//  380   uint16 rtrn = 0;
        MOV	R6,#0x0
        MOV	R7,#0x0
//  381   osalTimerRec_t *tmr;
//  382 
//  383   HAL_ENTER_CRITICAL_SECTION( intState );  // Hold off interrupts.
        MOV	C,0xa8.7
        CLR	A
        MOV	0xE0 /* A   */.0,C
        MOV	?V0 + 0,A
        CLR	0xa8.7
//  384 
//  385   tmr = osalFindTimer( task_id, event_id );
        ; Setup parameters for call to function osalFindTimer
        MOV	DPTR,#(osalFindTimer & 0xffff)
        MOV	A,#((osalFindTimer >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
        MOV	DPL,R2
        MOV	DPH,R3
//  386 
//  387   if ( tmr )
        MOV	A,DPL
        JNZ	??osal_get_timeoutEx_0
        MOV	A,DPH
??osal_get_timeoutEx_0:
        JZ	??osal_get_timeoutEx_1
//  388   {
//  389     rtrn = tmr->timeout;
        INC	DPTR
        INC	DPTR
        MOVX	A,@DPTR
        MOV	R6,A
        INC	DPTR
        MOVX	A,@DPTR
        MOV	R7,A
//  390   }
//  391 
//  392   HAL_EXIT_CRITICAL_SECTION( intState );   // Re-enable interrupts.
??osal_get_timeoutEx_1:
        MOV	A,?V0 + 0
        MOV	C,0xE0 /* A   */.0
        MOV	0xa8.7,C
//  393 
//  394   return rtrn;
        MOV	A,R6
        MOV	R2,A
        MOV	A,R7
        MOV	R3,A
        CFI EndBlock cfiBlock14
        REQUIRE ?Subroutine4
        ; // Fall through to label ?Subroutine4
//  395 }

        RSEG BANKED_CODE:CODE:NOROOT(0)
?Subroutine4:
        CFI Block cfiBlock15 Using cfiCommon0
        CFI NoFunction
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 12)
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI V0 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI V1 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI V2 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI V3 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        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)))
        MOV	R7,#0x4
        LJMP	?BANKED_LEAVE_XDATA
        CFI EndBlock cfiBlock15
//  396 
//  397 /*********************************************************************
//  398  * @fn      osal_timer_activate
//  399  *
//  400  * @brief
//  401  *
//  402  *   Turns the hardware timer on or off
//  403  *
//  404  * @param  byte turn_on - false - turn off, true - turn on
//  405  *
//  406  * @return  none
//  407  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//  408 void osal_timer_activate( byte turn_on )
osal_timer_activate:
        CFI Block cfiBlock16 Using cfiCommon0
        CFI Function osal_timer_activate
//  409 {
        FUNCALL osal_timer_activate, osal_timer_hw_setup
        LOCFRAME XSTACK, 9, STACK
        ARGFRAME XSTACK, 9, STACK
        MOV	A,#-0x9
        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 V0 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 9)
        ; Saved register size: 9
        ; Auto size: 0
        MOV	A,R1
        MOV	R6,A
//  410   osal_timer_hw_setup( turn_on );
        ; Setup parameters for call to function osal_timer_hw_setup
        MOV	DPTR,#(osal_timer_hw_setup & 0xffff)
        MOV	A,#((osal_timer_hw_setup >> 16) & 0xff)
        LCALL	?BCALL               ; Banked call to: DPTR()
//  411   timerActive = turn_on;
        MOV	A,R6
        MOV	DPTR,#timerActive
        MOVX	@DPTR,A
//  412 }
        LJMP	??Subroutine5_0 & 0xFFFF
        CFI EndBlock cfiBlock16
//  413 
//  414 /*********************************************************************
//  415  * @fn      osal_timer_num_active
//  416  *
//  417  * @brief
//  418  *
//  419  *   This function counts the number of active timers.
//  420  *
//  421  * @return  byte - number of timers
//  422  */

        RSEG BANKED_CODE:CODE:NOROOT(0)
//  423 byte osal_timer_num_active( void )
osal_timer_num_active:
        CFI Block cfiBlock17 Using cfiCommon0
        CFI Function osal_timer_num_active
//  424 {
        PUSH	DPL
        CFI DPL0 Frame(CFA_SP, 4)
        CFI CFA_SP SP+-4
        PUSH	DPH
        CFI DPH0 Frame(CFA_SP, 5)
        CFI CFA_SP SP+-5
        ; Saved register size: 2
        ; Auto size: 0
//  425   halIntState_t intState;
//  426   byte num_timer

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