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kernel-mode #1

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anton merged 69 commits from kernel-mode into master 2021-11-16 08:02:40 +01:00
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1 changed files with 2 additions and 2 deletions
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riscemu/priv/PrivCPU.py
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@ -142,11 +142,11 @@ class PrivCPU(CPU):
@self.csr.virtual_register('time')
def get_time():
return (time.perf_counter_ns() // self.TIME_RESOLUTION_NS) & (2 ** 32 - 1)
return (time.perf_counter_ns() // self.TIME_RESOLUTION_NS - self._time_start) & (2 ** 32 - 1)
@self.csr.virtual_register('timeh')
def get_timeh():
return (time.perf_counter_ns() // self.TIME_RESOLUTION_NS) >> 32
return (time.perf_counter_ns() // self.TIME_RESOLUTION_NS - self._time_start) >> 32
# add minstret and mcycle counters