Simnplyfing the average calculation

nccgroup · Nov 23, 2024 · 1d5d0ed · 1d5d0ed
1 parent 7e5da09
commit 1d5d0ed
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/chipsec/modules/tools/smm/smm_ptr.py b/chipsec/modules/tools/smm/smm_ptr.py
@@ -254,6 +254,8 @@ def clear(self):
         self.acc_smi_duration = 0
         self.acc_smi_num = 0
         self.avg_smi_duration = 0
+        self.avg_smi_duration_2 = 0
+        self.hist_smi_duration_2 = 0
         self.avg_smi_num = 0
         self.outliers = 0
         self.code = None
@@ -298,6 +300,8 @@ def update_stdev(self, value):
         difference = value - self.avg_smi_duration
         difference_hist = value - self.hist_smi_duration
         self.avg()
+        self.avg_smi_duration_2 += difference / self.avg_smi_num
+        self.hist_smi_duration_2 += difference_hist / self.hist_smi_num
         self.m2 += difference * (value - self.avg_smi_duration)
         self.m2_hist += difference_hist * (value - self.hist_smi_duration)
         variance = self.m2 / self.avg_smi_num