Intel corporation (20240427636). APPARATUS AND METHOD FOR SECURE RESOURCE ALLOCATION
Contents
APPARATUS AND METHOD FOR SECURE RESOURCE ALLOCATION
Organization Name
Inventor(s)
Fangfei Liu of Hillsboro OR (US)
Carlos Rozas of Portland OR (US)
Thomas Unterluggauer of Carinthia (AT)
Scott Constable of PORTLAND OR (US)
APPARATUS AND METHOD FOR SECURE RESOURCE ALLOCATION
This abstract first appeared for US patent application 20240427636 titled 'APPARATUS AND METHOD FOR SECURE RESOURCE ALLOCATION
Original Abstract Submitted
an apparatus and method for securely reserving resources for trusted execution. for example, one embodiment of a processor comprises: a plurality of cores, each core of the plurality of cores to provide at least one logical processor of a plurality of logical processors; a first plurality of registers, each register of the first plurality of registers to associate a class of service (clos) value with a corresponding logical processor of the plurality of logical processors; a second plurality of registers, each register of the second plurality of registers to indicate a portion of a shared resource to be allocated to a corresponding clos value; a first control register of a first logical processor of the plurality of logical processors to be configured with a reserved clos value associated with a trusted control structure; resource reservation circuitry configurable by secure firmware or software to indicate a reserved portion of the shared resource associated with the reserved clos value; and enforcement circuitry to limit access to the reserved portion of the shared resource to threads or logical processors associated with the reserved clos value.
