Handling ARM TrustZones
http://infocenter.arm.com/help/topic/com.arm.doc.prd29-genc-009492c/index.html is a pretty good introductory document that gives an overview of something a little bit too complex to be satisfactorily explained by typing into a text box. But I’ll try to answer your direct questions below. It refers to an additional privilege option orthogonal to the execution modes. Secure world has the ability to … Read more