发明名称 |
APPARATUS AND METHODS FOR TRANSITIONING BETWEEN A SECURE AREA AND A LESS-SECURE AREA |
摘要 |
A data processing apparatus having a first secure area and a second secure area coupled by a monitor is provided. The monitor applies security credentials to processing circuitry transitioning from the first secure area to the second secure area to enable the processing circuitry to perform functions in the second secure area. A call gateway comprising a transition instruction and access parameters stored in a trusted storage device is used by the monitor to determine when to applying the security credentials to the processing circuitry. The access parameters comprising a target function or a memory location. |
申请公布号 |
WO2016198831(A1) |
申请公布日期 |
2016.12.15 |
申请号 |
WO2016GB51582 |
申请日期 |
2016.05.31 |
申请人 |
ARM IP LIMITED |
发明人 |
ANGELINO, Alessandro;MERIAC, Milosch |
分类号 |
G06F21/50;G06F21/51;G06F21/52;G06F21/54;G06F21/70;G06F21/71;G06F21/74;G06F21/78;G06F21/79 |
主分类号 |
G06F21/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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