Intel® ISA Extensions
Use hardware-based isolation and memory encryption to provide more code protection in your solutions.
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A Question about MSR ？

zp_s_
Beginner
‎04-07-2015 10:16 AM
981 Views

Hi，

I am a grean-hand，I have a question about msr：when i reboot the computer，will The MSR register reset？or not？，if i write some  infomation to the msr register ，when the cpu reboot ，I need rewrite？

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McCalpinJohn
Honored Contributor III
‎04-07-2015 01:26 PM
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You should assume that all MSRs will be reset to default values on a reboot -- whether it is done by the hardware, by the BIOS, or by the OS.

It is conceivable that there might be an exception, but I can't think of one.

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