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US 2003/0117759 A1Published application
Universal thermal management by interacting with speed step technology applet and operating system having native performance control
AssigneeIntel Corporation
InventorBarnes Cooper
Life of this patent
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Abstract
In one embodiment of the invention, a system management interrupt (SMI) handler is invoked in response to an SMI. The SMI handler determines a thermal state of a processor. The SMI handler interacts with one of a speed step technology applet and a thermal driver in a thermal management operating system to transition the processor to one of a low power state and a high power state based on the thermal state according to a native performance control status.
Claims30
A method comprising:
- invoking a system management interrupt (SMI) handler in response to an SMI;
- determining a thermal state of a processor by the SMI handler;
- and
- interacting between the SMI handler and one of a speed step technology (SST) applet and a thermal driver in a thermal management operating system (OS) to transition the processor to one of a low power state and a high power state based on the thermal state according to a native performance control status.
1 more element
A computer program product comprises:
- a machine useable medium having computer program code embedded therein, the computer program product having:
- computer readable program code to invoke a system management interrupt (SMI) handler in response to an SMI;
- computer readable program code to determine a thermal state of a processor by the SMI handler;
- and
- computer readable program code to interact between the SMI handler and one of a speed step technology (SST) applet and a thermal driver in a thermal management operating system (OS) to transition the processor to one of a low power state and a high power state based on the thermal state according to a native performance control status.
2 more elements
A system comprising:
- a processor;
- a memory coupled to the processor to store a thermal management module, the thermal management module including a system management interrupt (SMI) handler and a thermal management operating system (OS), the thermal management module, when executed, causing the processor to:
- invoke a system management interrupt (SMI) handler in response to an SMI,
- determine a thermal state of a processor by the SMI handler, and
- interact between the SMI handler and one of a speed step technology (SST) applet and a thermal driver in a thermal management operating system (OS) to transition the processor to one of a low power state and a high power state based on the thermal state according to a native performance control status.
2 more elements
Dependencies are inferred from the claim text.