atom.h File Reference

#include <pthread.h>
#include <signal.h>
#include <sys/thread.h>
#include <stdio.h>
#include <stdlib.h>

Include dependency graph for atom.h:

Go to the source code of this file.

Defines
#define	AtomicInc(p)   (++(*p))
#define	AtomicDec(p)   (--(*p))
#define	NutEnterCritical()
#define	NutExitCritical()
#define	NutJumpOutCritical()   NutExitCritical()
Variables
uint16_t	main_cs_level
sigset_t	irq_signal
pthread_cond_t	irq_cv
uint16_t	int_disabled
FILE *	__os_trs
uint8_t	__os_trf

---

Define Documentation

#define AtomicInc

(

p

)

(++(*p))

#define AtomicDec

(

p

)

(--(*p))

#define NutEnterCritical

(

void

)

Value:

pthread_sigmask(SIG_BLOCK, &irq_signal, 0);         \
    int_disabled = 1;                                   \
    if (runningThread) {                                \
        runningThread->td_cs_level++;                   \
    } else {                                            \
        main_cs_level++;                                \
    }                                                   \
    pthread_sigmask(SIG_UNBLOCK, &irq_signal, 0);

#define NutExitCritical

(

void

)

Value:

pthread_sigmask(SIG_BLOCK, &irq_signal, 0);         \
    if (runningThread) {                                \
        if (--runningThread->td_cs_level == 0) {        \
            int_disabled = 0;                           \
            pthread_cond_signal(&irq_cv);               \
        }                                               \
    } else {                                            \
        if (--main_cs_level == 0) {                     \
            int_disabled = 0;                           \
            pthread_cond_signal(&irq_cv);               \
        }                                               \
    }                                                   \
    pthread_sigmask(SIG_UNBLOCK, &irq_signal, 0);

#define NutJumpOutCritical

(

)

NutExitCritical()

---

Variable Documentation

sigset_t irq_signal

Referenced by NutThreadCreate(), and NutTimerEmulation().

pthread_cond_t irq_cv

uint16_t int_disabled

FILE* __os_trs

Referenced by NutThreadCreate(), and NutTraceOs().

uint8_t __os_trf

Referenced by NutThreadCreate(), and NutTraceOs().