os_cpu_c.s

ucos如何移植到单片机mega128

	subi R20,1
	sbci R21,0
	movw R4,R22
	mov R4,R5
	clr R5
	movw R30,R2
	std z+0,R4
	.dbline 118
;     *stk   = (INT8U)(tmp);
	movw R30,R20
	std z+0,R22
	.dbline 119
;     return ((void *)stk);
	movw R16,R30
	.dbline -2
L3:
	xcall pop_gset3
	.dbline 0 ; func end
	ret
	.dbsym r stks 10 pc
	.dbsym r tmp 22 i
	.dbsym r stk 20 pc
	.dbsym l opt 8 i
	.dbsym l ptos 6 pc
	.dbsym r pdata 18 pV
	.dbsym r task 16 pfV
	.dbend
	.dbfunc e OSTaskCreateHook _OSTaskCreateHook fV
	.dbstruct 0 10 .2
	.dbfield 0 OSFlagNodeNext pV
	.dbfield 2 OSFlagNodePrev pV
	.dbfield 4 OSFlagNodeTCB pV
	.dbfield 6 OSFlagNodeFlagGrp pV
	.dbfield 8 OSFlagNodeFlags c
	.dbfield 9 OSFlagNodeWaitType c
	.dbend
	.dbstruct 0 18 os_tcb
	.dbfield 0 OSTCBStkPtr pc
	.dbfield 2 OSTCBNext pS[os_tcb]
	.dbfield 4 OSTCBPrev pS[os_tcb]
	.dbfield 6 OSTCBFlagNode pS[.2]
	.dbfield 8 OSTCBFlagsRdy c
	.dbfield 9 OSTCBDly i
	.dbfield 11 OSTCBStat c
	.dbfield 12 OSTCBPrio c
	.dbfield 13 OSTCBX c
	.dbfield 14 OSTCBY c
	.dbfield 15 OSTCBBitX c
	.dbfield 16 OSTCBBitY c
	.dbfield 17 OSTCBDelReq c
	.dbend
;           ptcb -> R16,R17
	.even
_OSTaskCreateHook::
	.dbline -1
	.dbline 136
; }
; 
; #if OS_CPU_HOOKS_EN
; /*
; ********************************************************************************
; *                       TASK CREATION HOOK
; *
; * Description: This function is called when a task is created.
; *
; * Arguments:
; *		ptcb is a pointer to the task control block of the task being created.
; *
; * Note(s):	1) Interrupts are disabled during this call.
; ********************************************************************************
; */
; void OSTaskCreateHook (OS_TCB *ptcb)
; {
	.dbline 137
;     ptcb = ptcb;		// Prevent compiler warning
	.dbline -2
L4:
	.dbline 0 ; func end
	ret
	.dbsym r ptcb 16 pS[os_tcb]
	.dbend
	.dbfunc e OSTaskDelHook _OSTaskDelHook fV
;           ptcb -> R16,R17
	.even
_OSTaskDelHook::
	.dbline -1
	.dbline 154
; }
; 
; 
; /*
; ********************************************************************************
; *                      TASK DELETION HOOK
; *
; * Description: This function is called when a task is deleted.
; *
; * Arguments: 
; *		ptcb is a pointer to the task control block of the task being deleted.
; *
; * Note(s):	1) Interrupts are disabled during this call.
; ********************************************************************************
; */
; void OSTaskDelHook (OS_TCB *ptcb)
; {
	.dbline 155
;     ptcb = ptcb;		// Prevent compiler warning
	.dbline -2
L5:
	.dbline 0 ; func end
	ret
	.dbsym r ptcb 16 pS[os_tcb]
	.dbend
	.dbfunc e OSTaskSwHook _OSTaskSwHook fV
	.even
_OSTaskSwHook::
	.dbline -1
	.dbline 177
; }
; 
; /*
; ********************************************************************************
; *                       TASK SWITCH HOOK
; *
; * Description:
; *	This function is called when a task switch is performed.  This allows you to
; *	perform other operations during a context switch.
; *
; * Arguments:	none
; *
; * Note(s):
; *	1) Interrupts are disabled during this call.
; *	2) It is assumed that the global pointer 'OSTCBHighRdy' points to the TCB
; *		of the task that will be 'switched in' (i.e. the highest priority task)
; *		and, 'OSTCBCur' points to the task being switched out (i.e. the 
; *		preempted task).
; ********************************************************************************
; */
; void OSTaskSwHook (void)
; {
	.dbline -2
L6:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e OSTaskStatHook _OSTaskStatHook fV
	.even
_OSTaskStatHook::
	.dbline -1
	.dbline 192
; }
; 
; /*
; ********************************************************************************
; *                       STATISTIC TASK HOOK
; *
; * Description:
; *	This function is called every second by uC/OS-II's statistics task.  This 
; *	allows your application to add functionality to the statistics task.
; *
; * Arguments:	none
; ********************************************************************************
; */
; void OSTaskStatHook (void)
; {
	.dbline -2
L7:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e OSTimeTickHook _OSTimeTickHook fV
	.even
_OSTimeTickHook::
	.dbline -1
	.dbline 207
; }
; 
; /*
; ********************************************************************************
; *                 TICK HOOK
; *
; * Description: This function is called every tick.
; *
; * Arguments  : none
; *
; * Note(s)    : 1) Interrupts may or may not be ENABLED during this call.
; ********************************************************************************
; */
; void OSTimeTickHook (void)
; {
	.dbline -2
L8:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e port_init _port_init fV
	.even
_port_init::
	.dbline -1
	.dbline 231
; }
; 
; /*
; ********************************************************************************
; *                 IDLE HOOK
; *
; * Description: 将cpu置于低功耗模式，而当接收到中断时，CPU就会退出低功耗模式
; *
; * Arguments  : none
; *
; * Note(s)    : 1) Interrupts may or may not be ENABLED during this call.
; ********************************************************************************
; */
; 
; #endif
; //ICC-AVR application builder : 2007-10-25 15:04:28
; // Target : M16
; // Crystal: 4.0000Mhz
; 
; #include <iom128v.h>
; #include <macros.h>
; 
; void port_init(void)
; {
	.dbline 232
;  PORTA = 0x00;
	clr R2
	out 0x1b,R2
	.dbline 233
;  DDRA  = 0x00;
	out 0x1a,R2
	.dbline 234
;  PORTB = 0x00;
	out 0x18,R2
	.dbline 235
;  DDRB  = 0x00;
	out 0x17,R2
	.dbline 236
;  PORTC = 0x00; //m103 output only
	out 0x15,R2
	.dbline 237
;  DDRC  = 0x00;
	out 0x14,R2
	.dbline 238
;  PORTD = 0x00;
	out 0x12,R2
	.dbline 239
;  DDRD  = 0x00;
	out 0x11,R2
	.dbline -2
L9:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e uart0_init _uart0_init fV
	.even
_uart0_init::
	.dbline -1
	.dbline 248
; }
; 
; //UART0 initialize
; // desired baud rate: 4800
; // actual: baud rate:4808 (0.2%)
; // char size: 8 bits
; // parity: Disabled
; void uart0_init(void)
; {
	.dbline 249
;  	UCSR0B = 0x00; //disable while setting baud rate
	clr R2
	out 0xa,R2
	.dbline 250
;  	UCSR0A = 0x00;
	out 0xb,R2
	.dbline 251
;  	UCSR0C = 0x06;
	ldi R24,6
	sts 149,R24
	.dbline 252
; 	UBRR0L = 0x33;
	ldi R24,51
	out 0x9,R24
	.dbline 253
;  	UBRR0H = 0x00;
	sts 144,R2
	.dbline 254
;  	UCSR0B = 0x18;
	ldi R24,24
	out 0xa,R24
	.dbline -2
L10:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e TC2_Init _TC2_Init fV
	.even
_TC2_Init::
	.dbline -1
	.dbline 261
; }
; 
; //*****************************************************************************
; //			TickISR
; //*****************************************************************************
; // Init Timer/Counter2 fuer Takterzeugung
; void TC2_Init (void){	
	.dbline 265
; 	/* Only uses TIMER2 overflow for tick interrupt. Timer compare
;      * can also be used.
;      */
; 	TIMSK &= ~(BIT(TOIE2)/* | BIT(OCIE2) */);	//disable TC2 interrupts
	in R24,0x37
	andi R24,191
	out 0x37,R24
	.dbline 266
; 	TCCR2 = 0x05;		// interner Takt, /1024
	ldi R24,5
	out 0x25,R24
	.dbline 267
; 	TCNT2 = 256-39; 	// Counter ruecksetzen, 10ms @ 4MHz
	ldi R24,217
	out 0x24,R24
	.dbline 272
; 	// OCR2 = 180;			// OutputCompareRegister
; //	TIMSK |= BIT(TOIE2);	// enable OVF-interrupt
; 
;  
;  MCUCR = 0x00;
	clr R2
	out 0x35,R2
	.dbline 274
; // GICR  = 0x00;
;  TIMSK = 0x40; //timer interrupt sources                                                                                                                                //TIMSK |= OCIE2;		// enable COMP-interrupt
	ldi R24,64
	out 0x37,R24
	.dbline 276
; 	
;     SEI();	// enable global interrupt     
	sei
	.dbline -2
L11:
	.dbline 0 ; func end
	ret
	.dbend
	.area vector(rom, abs)
	.org 40
	jmp _OSTickISR
	.area text(rom, con, rel)
	.dbfile E:\study\ucos_ii\ucos2_iccavr\iccavr\ucos2_with_cpu\os_cpu_c.c
	.dbfunc e OSTaskIdleHook _OSTaskIdleHook fV
	.even
_OSTaskIdleHook::
	.dbline -1
	.dbline 306
; }
; 
; //*****************************************************************************
; // Interrupt Timer/Counter0 Overflow
; // OVF_Takt:  4MHz / 1024 / 39 = 10ms
; #pragma interrupt_handler OSTickISR:11
; 
; 	// Funktion siehe OS_CPU_A.S
; /*
; void OSTickISR (void){		//overflow interrupt vector
; 
; 
; }
; //*/
; 
; /*
; *********************************************************************************************************
; *   										  IDLE TASK HOOK
; *
; * Description: This function is called by the idle task.  This hook has been added to allow you to do  
; *   		   such things as STOP the CPU to conserve power.
; *
; * Arguments  : none
; *
; * Note(s)    : 1) Interrupts are enabled during this call.
; *********************************************************************************************************
; */
; #if OS_CPU_HOOKS_EN > 0 && OS_VERSION >= 251
; void OSTaskIdleHook(void)
; {
	.dbline -2
L12:
	.dbline 0 ; func end
	ret
	.dbend