Sleep mode initialization in a distributed computing system

An apparatus comprising:

• a controller configured to execute code;
• and
• non-transitory computer readable memory storing code that when executed by the controller is configured to at least:
• detect a sleep mode condition, wherein the sleep mode condition indicates that an integrated circuit chip is to be placed into a sleep mode, the integrated circuit chip comprising a plurality of components and a receiver;
• selectively deactivate a component from the plurality of components, wherein selectively deactivating the component comprises:
• deactivating each of the plurality of components while maintaining the receiver in an active state when the sleep mode condition comprises a loss of a clock signal;
• and
• deactivating the component from the plurality of components while maintaining the receiver and at least one other component from the plurality of components in the active state when the sleep mode condition comprises receiving a sleep mode command, wherein the sleep mode command identifies the component;
• detect an awake mode condition, wherein the awake mode condition indicates that the integrated circuit chip is to be at least partially awoken from the sleep mode;
• and
• partially awaken the integrated circuit chip in response to detection of the awake mode condition,
• wherein detecting the awake mode condition comprises detecting a second clock signal.

A method of initializing a sleep mode for an integrated circuit chip comprising a receiver and a plurality of other components, the method comprising:

• by an integrated circuit chip comprising a receiver and a plurality of other components, the plurality of other components comprising at least one of an internal function interface, a configuration control processor, a clock circuit, or a primary function circuit:
• detecting a sleep mode condition, wherein the sleep mode condition indicates that the integrated circuit chip is to be placed into a sleep mode;
• determining to deactivate one or more components in response to detecting the sleep mode condition, wherein the determining to deactivate one or more components includes determining which component or components to deactivate;
• selectively deactivating at least one component from the plurality of other components in response to determining to deactivate one or more components, wherein selectively deactivating the at least one component comprises:
• deactivating each of the plurality of other components while maintaining the receiver in an active state when the sleep mode condition comprises a loss of a clock signal;
• and
• deactivating the at least one component from the plurality of other components while maintaining the receiver and at least one other component from the plurality of other components in the active state when the sleep mode condition comprises receiving a sleep mode command, wherein the sleep mode command identifies the at least one component;
• detecting an awake mode condition, wherein the awake mode condition indicates that the integrated circuit chip is to be at least partially awoken from the sleep mode;
• and
• at least partially awakening the integrated circuit chip in response to detection of the awake mode condition,
• wherein at least partially awakening the integrated circuit chip comprises awakening an external communications interface and a non-blocking cross-point switch while maintaining a remaining set of the plurality of other components in the sleep mode.

A method of initializing a sleep mode for an integrated circuit chip comprising a receiver and a plurality of other components, the method comprising:

• by an integrated circuit chip comprising a receiver and a plurality of other components, the plurality of other components comprising at least one of an internal function interface, a configuration control processor, a clock circuit, or a primary function circuit:
• detecting a sleep mode condition, wherein the sleep mode condition indicates that the integrated circuit chip is to be placed into a sleep mode;
• determining to deactivate one or more components in response to detecting the sleep mode condition, wherein the determining to deactivate one or more components includes determining which component or components to deactivate;
• selectively deactivating at least one component from the plurality of other components in response to determining to deactivate one or more components, wherein selectively deactivating the at least one component comprises:
• deactivating each of the plurality of other components while maintaining the receiver in an active state when the sleep mode condition comprises a loss of a clock signal;
• and
• deactivating the at least one component from the plurality of other components while maintaining the receiver and at least one other component from the plurality of other components in the active state when the sleep mode condition comprises receiving a sleep mode command, wherein the sleep mode command identifies the at least one component;
• detecting an awake mode condition, wherein the awake mode condition indicates that the integrated circuit chip is to be at least partially awoken from the sleep mode;
• and
• at least partially awakening the integrated circuit chip in response to detection of the awake mode condition,
• wherein at least partially awakening the integrated circuit chip comprises maintaining the internal function interface and an internal functional module in the sleep mode, and awakening each remaining component of the plurality of other components.

An apparatus comprising:

• a controller configured to execute code;
• and
• non-transitory computer readable memory storing code that when executed by the controller is configured to at least:
• detect a sleep mode condition, wherein the sleep mode condition indicates that an integrated circuit chip is to be placed into a sleep mode, the integrated circuit chip comprising a plurality of components and a receiver;
• selectively deactivate a component from the plurality of components, wherein selectively deactivating the component comprises:
• deactivating each of the plurality of components while maintaining the receiver in an active state when the sleep mode condition comprises a loss of a clock signal;
• and
• deactivating the component from the plurality of components while maintaining the receiver and at least one other component from the plurality of components in the active state when the sleep mode condition comprises receiving a sleep mode command, wherein the sleep mode command identifies the component;
• detect an awake mode condition, wherein the awake mode condition indicates that the integrated circuit chip is to be at least partially awoken from the sleep mode;
• and
• partially awaken the integrated circuit chip in response to detection of the awake mode condition,
• wherein at least partially awakening the integrated circuit chip comprises awakening an external communications interface and a non-blocking cross-point switch while maintaining a remaining set of the plurality of components in the sleep mode.

An apparatus comprising:

• a controller configured to execute code;
• and
• non-transitory computer readable memory storing code that when executed by the controller is configured to at least:
• detect a sleep mode condition, wherein the sleep mode condition indicates that an integrated circuit chip is to be placed into a sleep mode, the integrated circuit chip comprising a plurality of components and a receiver;
• selectively deactivate a component from the plurality of components, wherein selectively deactivating the component comprises:
• deactivating each of the plurality of components while maintaining the receiver in an active state when the sleep mode condition comprises a loss of a clock signal;
• and
• deactivating the component from the plurality of components while maintaining the receiver and at least one other component from the plurality of components in the active state when the sleep mode condition comprises receiving a sleep mode command, wherein the sleep mode command identifies the component;
• detect an awake mode condition, wherein the awake mode condition indicates that the integrated circuit chip is to be at least partially awoken from the sleep mode;
• and
• partially awaken the integrated circuit chip in response to detection of the awake mode condition,
• wherein at least partially awakening the integrated circuit chip comprises maintaining an internal function interface and an internal functional module in the sleep mode, and awakening any remaining components from the plurality of components that are in the sleep mode.