atom.h File Reference

Go to the source code of this file.

Defines
#define	NutEnterCritical()
#define	NutExitCritical()
#define	NutJumpOutCritical()   NutExitCritical()

---

Define Documentation

void NutEnterCritical

(

)

Value:

{ \
    int temp_; \
    asm volatile (             \
            "@ NutEnterCritical"    "\n\t" \
            "mrs     %0, cpsr"      "\n\t" \
            "orr     %0, %0, #0xC0" "\n\t" \
            "msr     cpsr, %0"      "\n\t" \
            : "=r" (temp_) : : "cc"); \
}

Referenced by AhdlcAt91Open(), AhdlcAt91Put(), At91EfcCmdEx(), AtCanInput(), Avr32FlashcCmd(), CanInput(), CFChange(), IDEInit(), NicRxAsix(), NutEventBroadcastAsync(), NutEventPostAsync(), NutEventTimeout(), NutEventWait(), NutEventWaitNext(), NutGetTickCount(), NutIrInitSony(), NutMsgQFlush(), NutMsgQGetMessage(), NutMsgQPost(), NutMsgQStopTimer(), NUTPANIC(), NutRegisterIrqHandler(), NutRegisterKey(), NutRegisterLed(), NutThreadAddPriQueue(), NutThreadCreate(), NutThreadRemoveQueue(), NutThreadResume(), NutThreadSetPriority(), NutThreadYield(), NutTwiMasterTranceive(), NutTwiSlaveListen(), NutTwiSlaveRespond(), SJAInit(), SJAInput(), UartAvrFlush(), UartAvrInput(), UsartIOCtl(), UsartRead(), and UsartSize().

void NutExitCritical

(

)

Value:

{ \
    int temp_; \
    asm volatile (             \
            "@ NutExitCritical"     "\n\t" \
            "mrs     %0, cpsr"      "\n\t" \
            "bic     %0, %0, #0xC0" "\n\t" \
            "msr     cpsr, %0"      "\n\t" \
            : "=r" (temp_) : : "cc"); \
}

Referenced by AhdlcAt91Open(), AhdlcAt91Put(), At91EfcCmdEx(), AtCanInput(), Avr32FlashcCmd(), CanInput(), CFChange(), IDEInit(), NicRxAsix(), NutEventBroadcastAsync(), NutEventPostAsync(), NutEventTimeout(), NutEventWait(), NutEventWaitNext(), NutGetTickCount(), NutIrInitSony(), NutMsgQFlush(), NutMsgQGetMessage(), NutMsgQPost(), NutMsgQStopTimer(), NutRegisterIrqHandler(), NutRegisterKey(), NutRegisterLed(), NutThreadAddPriQueue(), NutThreadCreate(), NutThreadRemoveQueue(), NutThreadResume(), NutThreadSetPriority(), NutThreadYield(), NutTwiMasterTranceive(), NutTwiSlaveListen(), NutTwiSlaveRespond(), SJAInit(), SJAInput(), UartAvrFlush(), UartAvrInput(), UsartIOCtl(), UsartRead(), and UsartSize().

#define NutJumpOutCritical

(

)

NutExitCritical()

Referenced by NutMsgQGetMessage(), and NutMsgQPost().