From Hardware to Operating System: A Static Measurement Method of Android System Based on TrustZone

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Test item</td><td class="align_center">Performance loss rate (%)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">RAM speed</td><td class="align_center">2.86</td></tr><tr><td class="align_left">CPU floating-point calculation</td><td class="align_center">2.58</td></tr><tr><td class="align_left">CPU integer calculation</td><td class="align_center">6.21</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Using AnTuTu to test measurement module results.</div>

Wireless Communications and Mobile Computing

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Table 7

Table 7: From Hardware to Operating System: A Static Measurement Method of Android System Based on TrustZone 