Controlling forced idle state operation in a processor

E Weissmann, E Rotem, Y Aizik, D Rajwan… - US Patent …, 2019 - Google Patents
In one embodiment, a processor includes a plurality of cores and a power controller
including a first logic, responsive to a determination that the processor resided in a forced …

Thread scheduling over compute blocks for power optimization

A Koker, B Vembu, J Ray, JA Valerio… - US Patent …, 2019 - Google Patents
One embodiment provides for a general-purpose graphics processing unit comprising a
processing array including multiple compute blocks, each compute block including multiple …

Dynamic control of halt polling based on receiving a monitoring instruction executed by a guest

M Tsirkin - US Patent 10,564,995, 2020 - Google Patents
The present disclosure provides a new and innovative system and methods for dynamic halt-
polling control. In an example, a system includes a memory, one or more physical …

Managing power state in one power domain based on power states in another power domain

SC Wen, JS Lee, RB Gunna - US Patent 10,147,464, 2018 - Google Patents
An IC in which a power state of a circuit in one power domain is managed based at least in
part on a power state of a circuit in another power domain is disclosed. In one embodiment …

Methods for core recovery after a cold start

BS Feero, DJ Williamson, JJ Tyler… - US Patent 10,007,616, 2018 - Google Patents
In an embodiment, an apparatus includes a cache memory and a control circuit. The control
circuit may be configured to pre-fetch and store a first quantity of instruction data in response …

Method for managing central processing unit and related products

Y Zeng - US Patent 10,444,822, 2019 - Google Patents
A method for managing a central processing unit (CPU) and related products are provided.
The method includes the follows. A first prediction condition and a second prediction …

Method for Managing Central Processing Unit and Related Products

Y Zeng - US Patent App. 16/122,400, 2019 - Google Patents
A method for managing a central processing unit and related products are provided. The
method includes the follows. A first prediction condition and a second prediction condition …

Predictive prefetch of a memory page

I Avron, A Habusha, M Tzipori - US Patent 10,838,869, 2020 - Google Patents
In a memory controller, a prefetch indication can be sent to memory to prepare the memory
for a potential future read or write. Statistics can be used to select when such a prefetch …

Managing power state in one power domain based on power states in another power domain

SC Wen, JS Lee, RB Gunna - US Patent 10,410,688, 2019 - Google Patents
An IC in which a power state of a circuit in one power domain is managed based at least in
part on a power state of a circuit in another power domain is disclosed. In one embodiment …

Cache memory with reduced power consumption mode

PP Lai, RA Shearer - US Patent 10,591,978, 2020 - Google Patents
Processors may include cache circuitry that is a significant source of power consumption. A
cache is going to be placed into a lower power mode. Based at least in part on this …