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请教:1、REE切换到TEE后,TEE能否一直主动控制保持在TEE状态,不切换到REE?即:若没有TEE同意切换,即使有REE任何硬件中断也不会切换回REE?2、若1不能实现,想问:REE切换到TEE后,TEE可保持TEE状态不切换回REE的保持时间最大是多少?这个最大保持时间根据什么定义?3、目前已有TEE应用中,TEE的连续保持时间是怎么定义的? 谢谢。
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请教:1、REE切换到TEE后,TEE能否一直主动控制保持在TEE状态,不切换到REE?即:若没有TEE同意切换,即使有REE任何硬件中断也不会切换回REE?2、若1不能实现,想问:REE切换到TEE后,TEE可保持TEE状态不切换回REE的保持时间最大是多少?这个最大保持时间根据什么定义?3、目前已有TEE应用中,TEE的连续保持时间是怎么定义的? 谢谢。
MTS
over 6 years ago
同标题。