📄 os_cpu_c.lis
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01D2 ; * 1) Interrupts are disabled during this call.
01D2 ; * 2) It is assumed that the global pointer 'OSTCBHighRdy' points to the TCB
01D2 ; * of the task that will be 'switched in' (i.e. the highest priority task)
01D2 ; * and, 'OSTCBCur' points to the task being switched out (i.e. the
01D2 ; * preempted task).
01D2 ; ********************************************************************************
01D2 ; */
01D2 ; void OSTaskSwHook (void)
01D2 ; {
01D2 .dbline -2
01D2 L6:
01D2 .dbline 0 ; func end
01D2 0895 ret
01D4 .dbend
01D4 .dbfunc e OSTaskStatHook _OSTaskStatHook fV
.even
01D4 _OSTaskStatHook::
01D4 .dbline -1
01D4 .dbline 192
01D4 ; }
01D4 ;
01D4 ; /*
01D4 ; ********************************************************************************
01D4 ; * STATISTIC TASK HOOK
01D4 ; *
01D4 ; * Description:
01D4 ; * This function is called every second by uC/OS-II's statistics task. This
01D4 ; * allows your application to add functionality to the statistics task.
01D4 ; *
01D4 ; * Arguments: none
01D4 ; ********************************************************************************
01D4 ; */
01D4 ; void OSTaskStatHook (void)
01D4 ; {
01D4 .dbline -2
01D4 L7:
01D4 .dbline 0 ; func end
01D4 0895 ret
01D6 .dbend
01D6 .dbfunc e OSTimeTickHook _OSTimeTickHook fV
.even
01D6 _OSTimeTickHook::
01D6 .dbline -1
01D6 .dbline 207
01D6 ; }
01D6 ;
01D6 ; /*
01D6 ; ********************************************************************************
01D6 ; * TICK HOOK
01D6 ; *
01D6 ; * Description: This function is called every tick.
01D6 ; *
01D6 ; * Arguments : none
01D6 ; *
01D6 ; * Note(s) : 1) Interrupts may or may not be ENABLED during this call.
01D6 ; ********************************************************************************
01D6 ; */
01D6 ; void OSTimeTickHook (void)
01D6 ; {
01D6 .dbline -2
01D6 L8:
01D6 .dbline 0 ; func end
01D6 0895 ret
01D8 .dbend
01D8 .dbfunc e port_init _port_init fV
.even
01D8 _port_init::
01D8 .dbline -1
01D8 .dbline 231
01D8 ; }
01D8 ;
01D8 ; /*
01D8 ; ********************************************************************************
01D8 ; * IDLE HOOK
01D8 ; *
01D8 ; * 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
01D8 ; *
01D8 ; * Arguments : none
01D8 ; *
01D8 ; * Note(s) : 1) Interrupts may or may not be ENABLED during this call.
01D8 ; ********************************************************************************
01D8 ; */
01D8 ;
01D8 ; #endif
01D8 ; //ICC-AVR application builder : 2007-10-25 15:04:28
01D8 ; // Target : M16
01D8 ; // Crystal: 4.0000Mhz
01D8 ;
01D8 ; #include <iom128v.h>
01D8 ; #include <macros.h>
01D8 ;
01D8 ; void port_init(void)
01D8 ; {
01D8 .dbline 232
01D8 ; PORTA = 0x00;
01D8 2224 clr R2
01DA 2BBA out 0x1b,R2
01DC .dbline 233
01DC ; DDRA = 0x00;
01DC 2ABA out 0x1a,R2
01DE .dbline 234
01DE ; PORTB = 0x00;
01DE 28BA out 0x18,R2
01E0 .dbline 235
01E0 ; DDRB = 0x00;
01E0 27BA out 0x17,R2
01E2 .dbline 236
01E2 ; PORTC = 0x00; //m103 output only
01E2 25BA out 0x15,R2
01E4 .dbline 237
01E4 ; DDRC = 0x00;
01E4 24BA out 0x14,R2
01E6 .dbline 238
01E6 ; PORTD = 0x00;
01E6 22BA out 0x12,R2
01E8 .dbline 239
01E8 ; DDRD = 0x00;
01E8 21BA out 0x11,R2
01EA .dbline -2
01EA L9:
01EA .dbline 0 ; func end
01EA 0895 ret
01EC .dbend
01EC .dbfunc e uart0_init _uart0_init fV
.even
01EC _uart0_init::
01EC .dbline -1
01EC .dbline 248
01EC ; }
01EC ;
01EC ; //UART0 initialize
01EC ; // desired baud rate: 4800
01EC ; // actual: baud rate:4808 (0.2%)
01EC ; // char size: 8 bits
01EC ; // parity: Disabled
01EC ; void uart0_init(void)
01EC ; {
01EC .dbline 249
01EC ; UCSR0B = 0x00; //disable while setting baud rate
01EC 2224 clr R2
01EE 2AB8 out 0xa,R2
01F0 .dbline 250
01F0 ; UCSR0A = 0x00;
01F0 2BB8 out 0xb,R2
01F2 .dbline 251
01F2 ; UCSR0C = 0x06;
01F2 86E0 ldi R24,6
01F4 80939500 sts 149,R24
01F8 .dbline 252
01F8 ; UBRR0L = 0x33;
01F8 83E3 ldi R24,51
01FA 89B9 out 0x9,R24
01FC .dbline 253
01FC ; UBRR0H = 0x00;
01FC 20929000 sts 144,R2
0200 .dbline 254
0200 ; UCSR0B = 0x18;
0200 88E1 ldi R24,24
0202 8AB9 out 0xa,R24
0204 .dbline -2
0204 L10:
0204 .dbline 0 ; func end
0204 0895 ret
0206 .dbend
0206 .dbfunc e TC2_Init _TC2_Init fV
.even
0206 _TC2_Init::
0206 .dbline -1
0206 .dbline 261
0206 ; }
0206 ;
0206 ; //*****************************************************************************
0206 ; // TickISR
0206 ; //*****************************************************************************
0206 ; // Init Timer/Counter2 fuer Takterzeugung
0206 ; void TC2_Init (void){
0206 .dbline 265
0206 ; /* Only uses TIMER2 overflow for tick interrupt. Timer compare
0206 ; * can also be used.
0206 ; */
0206 ; TIMSK &= ~(BIT(TOIE2)/* | BIT(OCIE2) */); //disable TC2 interrupts
0206 87B7 in R24,0x37
0208 8F7B andi R24,191
020A 87BF out 0x37,R24
020C .dbline 266
020C ; TCCR2 = 0x05; // interner Takt, /1024
020C 85E0 ldi R24,5
020E 85BD out 0x25,R24
0210 .dbline 267
0210 ; TCNT2 = 256-39; // Counter ruecksetzen, 10ms @ 4MHz
0210 89ED ldi R24,217
0212 84BD out 0x24,R24
0214 .dbline 272
0214 ; // OCR2 = 180; // OutputCompareRegister
0214 ; // TIMSK |= BIT(TOIE2); // enable OVF-interrupt
0214 ;
0214 ;
0214 ; MCUCR = 0x00;
0214 2224 clr R2
0216 25BE out 0x35,R2
0218 .dbline 274
0218 ; // GICR = 0x00;
0218 ; TIMSK = 0x40; //timer interrupt sources //TIMSK |= OCIE2; // enable COMP-interrupt
0218 80E4 ldi R24,64
021A 87BF out 0x37,R24
021C .dbline 276
021C ;
021C ; SEI(); // enable global interrupt
021C 7894 sei
021E .dbline -2
021E L11:
021E .dbline 0 ; func end
021E 0895 ret
0220 .dbend
.area vector(rom, abs)
.org 40
0028 0C940000 jmp _OSTickISR
.area text(rom, con, rel)
0220 .dbfile E:\study\ucos_ii\ucos2_iccavr\iccavr\ucos2_with_cpu\os_cpu_c.c
0220 .dbfunc e OSTaskIdleHook _OSTaskIdleHook fV
.even
0220 _OSTaskIdleHook::
0220 .dbline -1
0220 .dbline 306
0220 ; }
0220 ;
0220 ; //*****************************************************************************
0220 ; // Interrupt Timer/Counter0 Overflow
0220 ; // OVF_Takt: 4MHz / 1024 / 39 = 10ms
0220 ; #pragma interrupt_handler OSTickISR:11
0220 ;
0220 ; // Funktion siehe OS_CPU_A.S
0220 ; /*
0220 ; void OSTickISR (void){ //overflow interrupt vector
0220 ;
0220 ;
0220 ; }
0220 ; //*/
0220 ;
0220 ; /*
0220 ; *********************************************************************************************************
0220 ; * IDLE TASK HOOK
0220 ; *
0220 ; * Description: This function is called by the idle task. This hook has been added to allow you to do
0220 ; * such things as STOP the CPU to conserve power.
0220 ; *
0220 ; * Arguments : none
0220 ; *
0220 ; * Note(s) : 1) Interrupts are enabled during this call.
0220 ; *********************************************************************************************************
0220 ; */
0220 ; #if OS_CPU_HOOKS_EN > 0 && OS_VERSION >= 251
0220 ; void OSTaskIdleHook(void)
0220 ; {
0220 .dbline -2
0220 L12:
0220 .dbline 0 ; func end
0220 0895 ret
0222 .dbend
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