xiaoxiang781216 commented on a change in pull request #1009:
URL: https://github.com/apache/incubator-nuttx/pull/1009#discussion_r422498303
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File path: arch/sim/src/sim/up_idle.c
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@@ -89,6 +89,15 @@ void up_idle(void)
}
#endif
+#ifndef CONFIG_SIM_PREEMPTIBLE
+ /* If the system is idle, then process "fake" timer interrupts.
+ * Hopefully, something will wake up.
+ */
+
+ nxsched_process_timer();
Review comment:
> We no longer needed the fake timer interrupts delivered from `Idle
Task` because we can rely on the host timer to drive the scheduler. What do you
think ?
But we can reuse the most logic inside up_oneshot.c, add the alarm tmer
logic and empty up_timer_update.
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