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ACCESS TYPE PROTECTION OF MEMORY RESERVED FOR USE BY PROCESSOR LOGIC

  • US 20140189261A1
  • Filed: 12/28/2012
  • Published: 07/03/2014
  • Est. Priority Date: 12/28/2012
  • Status: Active Grant
First Claim
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1. A processor comprising:

  • operation mode check logic to determine whether to allow an attempted access to an operation mode and access type protected memory based on an operation mode that is to indicate whether the attempted access is by an on-die processor logic;

    access type check logic to determine whether to allow the attempted access to the operation mode and access type protected memory based on an access type of the attempted access to the operation mode and access type protected memory; and

    protection logic coupled with the operation mode check logic, and coupled with the access type check logic, the protection logic to deny the attempted access to the operation mode and access type protected memory if at least one of the operation mode check logic and the access type check logic determines not to allow the attempted access.

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