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[PrivCPU] changed timer compare to lower equals to trigger exactly on time

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This commit is contained in:
Anton Lydike 2021-06-08 11:35:20 +02:00
parent affaa60d22
commit cc598c0910
1 changed files with 1 additions and 1 deletions
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2
riscemu/priv/PrivCPU.py
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@ -175,7 +175,7 @@ class PrivCPU(CPU):
def _timer_step(self):
if not self._time_interrupt_enabled:
return
if self._time_timecmp < (time.perf_counter_ns() // self.TIME_RESOLUTION_NS) - self._time_start:
if self._time_timecmp <= (time.perf_counter_ns() // self.TIME_RESOLUTION_NS) - self._time_start:
self.pending_traps.append(TimerInterrupt())
self._time_interrupt_enabled = False
print(FMT_CPU + "[CPU] raising timer interrupt: tartegt: {}, current: {}".format(self._time_timecmp, (time.perf_counter_ns() // self.TIME_RESOLUTION_NS) - self._time_start) + FMT_NONE)