diff options
Diffstat (limited to 'os/rt/src/chsys.c')
| -rw-r--r-- | os/rt/src/chsys.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/os/rt/src/chsys.c b/os/rt/src/chsys.c index 7823409f3..4e2102b89 100644 --- a/os/rt/src/chsys.c +++ b/os/rt/src/chsys.c @@ -51,7 +51,7 @@ /* Module local functions. */
/*===========================================================================*/
-#if !CH_CFG_NO_IDLE_THREAD || defined(__DOXYGEN__)
+#if (CH_CFG_NO_IDLE_THREAD == FALSE) || defined(__DOXYGEN__)
/**
* @brief This function implements the idle thread infinite loop.
* @details The function puts the processor in the lowest power mode capable
@@ -67,11 +67,14 @@ static void _idle_thread(void *p) { (void)p;
chRegSetThreadName("idle");
while (true) {
+ /*lint -save -e522 [2.2] Apparently no side effects because it contains
+ an asm instruction.*/
port_wait_for_interrupt();
+ /*lint -restore*/
CH_CFG_IDLE_LOOP_HOOK();
}
}
-#endif /* CH_CFG_NO_IDLE_THREAD */
+#endif /* CH_CFG_NO_IDLE_THREAD == FALSE */
/*===========================================================================*/
/* Module exported functions. */
@@ -88,30 +91,30 @@ static void _idle_thread(void *p) { * @special
*/
void chSysInit(void) {
-#if CH_DBG_ENABLE_STACK_CHECK
+#if CH_DBG_ENABLE_STACK_CHECK == TRUE
extern stkalign_t __main_thread_stack_base__;
#endif
port_init();
_scheduler_init();
_vt_init();
-#if CH_CFG_USE_TM
+#if CH_CFG_USE_TM == TRUE
_tm_init();
#endif
-#if CH_CFG_USE_MEMCORE
+#if CH_CFG_USE_MEMCORE == TRUE
_core_init();
#endif
-#if CH_CFG_USE_HEAP
+#if CH_CFG_USE_HEAP == TRUE
_heap_init();
#endif
-#if CH_DBG_STATISTICS
+#if CH_DBG_STATISTICS == TRUE
_stats_init();
#endif
-#if CH_DBG_ENABLE_TRACE
+#if CH_DBG_ENABLE_TRACE == TRUE
_dbg_trace_init();
#endif
-#if !CH_CFG_NO_IDLE_THREAD
+#if CH_CFG_NO_IDLE_THREAD == FALSE
/* Now this instructions flow becomes the main thread.*/
setcurrp(_thread_init(&ch.mainthread, NORMALPRIO));
#else
@@ -120,7 +123,7 @@ void chSysInit(void) { #endif
currp->p_state = CH_STATE_CURRENT;
-#if CH_DBG_ENABLE_STACK_CHECK
+#if CH_DBG_ENABLE_STACK_CHECK == TRUE
/* This is a special case because the main thread thread_t structure is not
adjacent to its stack area.*/
currp->p_stklimit = &__main_thread_stack_base__;
@@ -131,12 +134,15 @@ void chSysInit(void) { active, else the parameter is ignored.*/
chRegSetThreadName((const char *)&ch_debug);
-#if !CH_CFG_NO_IDLE_THREAD
+#if CH_CFG_NO_IDLE_THREAD == FALSE
/* This thread has the lowest priority in the system, its role is just to
serve interrupts in its context while keeping the lowest energy saving
mode compatible with the system status.*/
- chThdCreateStatic(ch.idle_thread_wa, sizeof(ch.idle_thread_wa), IDLEPRIO,
- (tfunc_t)_idle_thread, NULL);
+ /*lint -save -e9074 -e9087 [11.3, 11.1] The idle thread returns void because
+ an optimization.*/
+ (void) chThdCreateStatic(ch.idle_thread_wa, sizeof(ch.idle_thread_wa),
+ IDLEPRIO, (tfunc_t)_idle_thread, NULL);
+ /*lint -restore*/
#endif
}
@@ -189,7 +195,7 @@ void chSysTimerHandlerI(void) { /* Decrement remaining quantum.*/
currp->p_preempt--;
#endif
-#if CH_DBG_THREADS_PROFILING
+#if CH_DBG_THREADS_PROFILING == TRUE
currp->p_time++;
#endif
chVTDoTickI();
@@ -247,7 +253,7 @@ void chSysRestoreStatusX(syssts_t sts) { }
}
-#if PORT_SUPPORTS_RT || defined(__DOXYGEN__)
+#if (PORT_SUPPORTS_RT == TRUE) || defined(__DOXYGEN__)
/**
* @brief Realtime window test.
* @details This function verifies if the current realtime counter value
@@ -268,8 +274,8 @@ void chSysRestoreStatusX(syssts_t sts) { */
bool chSysIsCounterWithinX(rtcnt_t cnt, rtcnt_t start, rtcnt_t end) {
- return end > start ? (cnt >= start) && (cnt < end) :
- (cnt >= start) || (cnt < end);
+ return (end > start) ? ((cnt >= start) && (cnt < end)) :
+ ((cnt >= start) || (cnt < end));
}
/**
@@ -290,6 +296,6 @@ void chSysPolledDelayX(rtcnt_t cycles) { while (chSysIsCounterWithinX(chSysGetRealtimeCounterX(), start, end)) {
}
}
-#endif /* PORT_SUPPORTS_RT */
+#endif /* PORT_SUPPORTS_RT == TRUE */
/** @} */
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