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📄 mass.s

📁 uCOS在PIC芯片中的移植:以PIC24HJ64GP210为例进行uCOS在Microchip芯片中的移植
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;
;********************************************************************************************************
;                                               uC/OS-II
;                                         The Real-Time Kernel
;
;                                  PIC24HJ MPLab uC/OS-View Port
;                                                 
;
; File         : Mass.S
; By           : tbh
;********************************************************************************************************
;

;
;********************************************************************************************************
;                                                CONSTANTS
;********************************************************************************************************
;
    .equ     __24HJ64GP210, 1                                          ; Inform the p24FJ128GA010 header file that we are using a p24FJ128GA010
    
;
;********************************************************************************************************
;                                                INCLUDES
;********************************************************************************************************
;

    .include "p24HJ64GP210.inc"                                        ;//tbh080510 Include assembly equates for various CPU registers and bit masks
    .include "os_cpu_util_a.s"                                          ; Include an assembly utility files with macros for saving and restoring the CPU registers

;
;********************************************************************************************************
;                                             LINKER SPECIFICS
;********************************************************************************************************
;

    .text                                                               ; Locate this file in the text region of the build

;
;********************************************************************************************************
;                                          GLOBALS AND EXTERNALS
;********************************************************************************************************
;

    .global __T1Interrupt    
    .global __T2Interrupt    
    .global __T3Interrupt    
    .global __T7Interrupt    
    .global __U1RXInterrupt
    .global __U1TXInterrupt
    .global __ADC1Interrupt
    .global __DMA0Interrupt
    .global __IC1Interrupt
    .global __IC2Interrupt
    .global __IC3Interrupt
    .global __IC4Interrupt
    .global __IC5Interrupt
    .global __IC6Interrupt
    .global __IC7Interrupt
    .global __IC8Interrupt
    .global __CNInterrupt
;********************************************************************************************************
;                                            Timer1 ISR Handler
;
;
; Notes       : All user interrupts should be defined as follows.
;********************************************************************************************************
;

__T1Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, T1_Cont
    mov _OSTCBCur, w0
    mov w15, [w0]    

T1_Cont:  
    BCLR  IFS0, #T1IF                                                   ; 4) Clear the interrupt source

    call _Timer1_ISR_Handler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OS Tick ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie  
                                                                ; 8) Return from interrupt
;
;********************************************************************************************************
;                                            OS Time Tick ISR Handler
;
; Description : This function services the OS Time Tick Interrupt when configured using Timer #2
;
; Notes       : All user interrupts should be defined as follows.
;********************************************************************************************************
;

__T2Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, T2_Cont
    mov _OSTCBCur, w0
    mov w15, [w0]    

T2_Cont:  
    BCLR  IFS0, #T2IF                                                   ; 4) Clear the interrupt source

    call _Timer2_ISR_Handler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OS Tick ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt


;********************************************************************************************************
;                                            Timer3 ISR Handler
;
;
; Notes       : All user interrupts should be defined as follows.
;********************************************************************************************************
;

__T3Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, T3_Cont
    mov _OSTCBCur, w0
    mov w15, [w0]    

T3_Cont:  
    BCLR  IFS0, #T3IF                                                   ; 4) Clear the interrupt source

    call _Timer3_ISR_Handler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OS Tick ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt

;********************************************************************************************************
;                                            Timer7 ISR Handler
;
;
; Notes       : All user interrupts should be defined as follows.
;********************************************************************************************************
;

__T7Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, T7_Cont
    mov _OSTCBCur, w0
    mov w15, [w0]    

T7_Cont:  
    BCLR  IFS3, #T7IF                                                   ; 4) Clear the interrupt source

    call _Timer7_ISR_Handler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OS Tick ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt

;
;********************************************************************************************************
;                                            U1RXInterrupt
;
; Description : This function is the UART1 Rx Interrupt Service Routine
;
; Notes       : All user interrupts should be defined as shown below.
;********************************************************************************************************
;

__U1RXInterrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, U1RXCont    
    mov _OSTCBCur, w0
    mov w15, [w0]    

U1RXCont:  
    BCLR  IFS0, #U1RXIF                                                 ; 4) Clear the interrupt source
    
    call _Mass_RxISRHandler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OSView Rx ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt

;
;********************************************************************************************************
;                                            U1TXInterrupt
;
; Description : This function is the UART1 Tx Interrupt Service Routine
;
; Notes       : All user interrupts should be defined as shown below.
;********************************************************************************************************
;

__U1TXInterrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, U1TXCont    
    mov _OSTCBCur, w0
    mov w15, [w0]    

U1TXCont:  
    BCLR  IFS0, #U1TXIF                                                 ; 4) Clear the interrupt source
    
    call _Mass_TxISRHandler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OSView Tx ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt

;
;********************************************************************************************************
;                                            ADC1Interrupt
;
; Description : This function is the ADC1 Interrupt Service Routine
;
; Notes       : All user interrupts should be defined as shown below.
;********************************************************************************************************
;

__ADC1Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        
    dec.b _OSIntNesting, wreg                                           ; 3) Check OSIntNesting. if OSIntNesting == 1, then save the stack pointer, otherwise jump to T2_Cont
    bra nz, ADC1Cont    
    mov _OSTCBCur, w0
    mov w15, [w0]    

ADC1Cont:  
    BCLR  IFS0, #AD1IF                                                 ; 4) Clear the interrupt source
    
    call _Mass_ADC1ISRHandler                                           ; 5) Call YOUR ISR Handler (May be a C function). In this case, the OSView Tx ISR Handler
    call _OSIntExit                                                     ; 6) Call OSIntExit() or decrement 1 from OSIntNesting
    
    OS_REGS_RESTORE                                                     ; 7) Restore registers

    retfie                                                              ; 8) Return from interrupt
;
;********************************************************************************************************
;                                            DMA0Interrupt
;
; Description : This function is the DMA0 Interrupt Service Routine
;
; Notes       : All user interrupts should be defined as shown below.
;********************************************************************************************************
;

__DMA0Interrupt:
    OS_REGS_SAVE                                                        ; 1) Save processor registers
    
    inc.b _OSIntNesting                                                 ; 2) Call OSIntEnter() or increment OSIntNesting
        

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