- What does the Secure / Non-Secure World means. Is it related to Processor executing modes or it is related to setting the permissions of memory regions or something else.
- Is there any relationship between the 7 operating modes of ARM and the Secure / Non-Secure Worlds.
- How to enable the TrustZone in ARM.
- From Which version of ARM is this introduced.
- Is it mandatory to use this TrustZone. Does linux kernel uses this TrustZone extension.
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Handling ARM TrustZones
How TrustZones are handled in linux kernel
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#1
prabagaran 
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Posted 08 September 2012 - 08:26 PM
ARM has something called TrustZone. As per ARM documentation , it gives that a process can run in Secure / Non-Secure World.
#2
ttfn
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Posted 10 September 2012 - 09:17 AM
I suggest reading this....
http://infocenter.ar...492c/index.html
It is a good high level explanation of what TZ is and what it is for.
http://infocenter.ar...492c/index.html
It is a good high level explanation of what TZ is and what it is for.
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