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Class 710/260 - INTERRUPT PROCESSING


Subclass of Class 710 - Electrical computers and digital data processing systems: input/output
Definition: Subject matter comprising means or steps for stopping, halting,
No. of patents: 1431
Last issue date: 01/31/2012


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NumberTitleIssue Date
8108582Notifying asynchronous events to a host of a data storage system and apparatus for the same
A method of notifying asynchronous events to a host of a data storage system is presented. The method comprises the steps of: detecting an asynchronous event; generating an interrupt message in response to the detected asynchronous event; and communicating the gener...
01/31/2012
8074005Data processor and control system
Provided are a data processor, and a control system, in which an interrupt controller and an event link controller are adopted. The event link controller responds to a generated event signal to output a start control signal for controlling start of an operation of a...
12/06/2011
8055827Guest interrupt controllers for each processor to aid interrupt virtualization
In one embodiment, a system comprises a processor, a first interrupt controller coupled to the processor, and a second interrupt controller coupled to the processor. The first interrupt controller is configured to signal the processor for an interrupt in response to...
11/08/2011
8037227System and method for virtualizing processor and interrupt priorities
Dispatching of interrupts to a processor is conditionally suppressed, that is, only if an old priority value and a new priority value are either both less than or both greater than a maximum pending priority value. This conditional avoidance of dispatching is prefer...
10/11/2011
8028114Information processing apparatus, method, and program for simplifying an interrupt process
The present invention relates to an information processing apparatus, an information processing method and a program for simplifying an interrupt process to reduce time needed for the interrupt process. If it is determined in step S52 that a network card poin...
09/27/2011
8024504Processor interrupt determination
Processor interrupt determination procedures are described. In an implementation, one or more computer-readable media comprise instructions that are executable by a computer to determine, based on a performance goal, which of a plurality of processors is to be targe...
09/20/2011
8019922Interruption facility for adjunct processor queues
Interruption facility for adjunct processor queues. In response to a queue transitioning from a no replies pending state to a reply pending state, an interruption is initiated. This interruption signals to a processor that a reply to a request is waiting on the queu...
09/13/2011
8001308Method and system for handling a management interrupt event in a multi-processor computing device
A method and system for handling a management interrupt, such as a system management interrupt (SMI) and/or a platform management interrupt (PMI), includes sequestering two or more processor cores from a plurality of processor cores to form a group of sequestered pr...
08/16/2011
7996594Interrupt-driven link status feedback mechanism for embedded switches
A computer implemented method, a tangible computer readable medium, and a data processing system intelligently propagate link status information received by a blade server to the various ports of an embedded multi-port switch. The link status of a switch port in an ...
08/09/2011
7996593Interrupt handling using simultaneous multi-threading
Disclosed are a method, information processing system, and computer readable medium for managing interrupts. The method includes placing at least one physical processor of an information processing system in a simultaneous multi-threading mode. At least a first logi...
08/09/2011
7987307Interrupt coalescing control scheme
In an embodiment, a method is provided. The method of this embodiment provides determining a flow context associated with a receive packet; and if the flow context complies with a dynamic interrupt moderation policy having one or more rules, generating an interrupt ...
07/26/2011
7979618Image forming apparatus and control method thereof
An image forming apparatus and a control method thereof. The image forming apparatus includes a plurality of image processors which process an image to be formed on a printing medium corresponding to a plurality of colors, a processor which executes an interrupt rou...
07/12/2011
7930457Channel mechanisms for communicating with a processor event facility
Mechanisms for communicating with a processor event facility are provided. The mechanisms make use of a channel interface as the primary mechanism for communicating with the processor event facility. The channel interface provides channels for communicating with pro...
04/19/2011
7917677Smart profiler
A method, system, and computer usable program product for a smart profiler are provided in the illustrative embodiments. An allowable number of interrupts for use by a profiler application is determined. A count number for a counter is determined. The counter is con...
03/29/2011
7895382Method and apparatus for qualifying collection of performance monitoring events by types of interrupt when interrupt occurs
A method, apparatus, and computer instructions for qualifying events by types of interrupt when interrupt occurs in the processor of a data processing system. A programmable performance monitoring unit (PMU) is used to program hardware counters that collect events a...
02/22/2011
7886101Interruption control system and method
An interruption control system includes two sense elements, a microprocessor, and a controller. The microprocessor includes two registers, two flip-latches, a multiplexer, and a microcontroller. Each sense element senses a device and sends a sense signal. The corres...
02/08/2011
7886100Information processing apparatus and SMI processing method thereof
An information processing apparatus includes: a CPU; a controller including a signal transmission unit configured to supply an SMI (system management interrupt) signal to the CPU; a multifunctional device having a plurality of functions each potentially causing an S...
02/08/2011
7886099Systems and methods for providing a personal computer with non-volatile system memory
In some embodiments, a system comprises a system memory module and an access card. The system memory module connects to a memory bus on a motherboard for a personal computer, while the access card connects to an expansion bus. The access card couples to the system m...
02/08/2011
7873769Micro controller unit (MCU) capable of increasing data retention time and method of driving the MCU
A method of operating a micro controller unit including maintaining a stop mode operation when a battery level detected in response to a first interrupt signal input from an external source is in a predetermined low voltage level range during the stop mode operation...
01/18/2011
7853743Processor and interrupt controlling method
A processor includes: a plurality of processors; a process and status managing section which manages management information including information on statuses of the plurality of processors and priorities of processes being executed by the plurality of processors; a ...
12/14/2010
7822899Data processor and control system
Provided are a data processor, and a control system, in which an interrupt controller and an event link controller are adopted. The event link controller responds to a generated event signal to output a start control signal for controlling start of an operation of a...
10/26/2010
7809875Method and system for secure communication between processor partitions
A system and method for writing, by a sender, a message into blocks of a memory space, the memory space being shared by the sender of the message and a receiver of the message, and sending, by the sender, an interrupt corresponding to the message. ...
10/05/2010
7805555Multiprocessor system
The present invention provides a technique capable of processing a plurality of interrupt causes sharing one interrupt request in different processors. An interrupt controller outputs an interrupt request when the interrupt request shared by a plurality of interrupt...
09/28/2010
7802042Method and system for handling a management interrupt event in a multi-processor computing device
A method and system for handling a management interrupt, such as a system management interrupt (SMI) and/or a platform management interrupt (PMI), includes sequestering two or more processor cores from a plurality of processor cores to form a group of sequestered pr...
09/21/2010
7797473System for executing system management interrupts and methods thereof
An information handling system includes a first processor device to execute a handler in response to a system management interrupt (SMI). While the first processor device executes the SMI handler, a second processor device of the information handling system can cont...
09/14/2010
7793024Method for utilizing a PCI-Express bus to communicate between system chips
A method for command transmission between systems is introduced. The command transmission between the systems, such as a north bridge chip, a south bridge chip and a central processing unit (CPU), employs the signals transmission specified by a PCI Express bus origi...
09/07/2010
7761637Slave device with latched request for service
Consistent with one example embodiment, communications systems, using a serial data transfer bus having a serial data line and a clock line used to implement a communications protocol, incorporate latched service requests. Methods for one or more slave devices to re...
07/20/2010
7743193Logic gateway circuit for bus that supports multiple interrupt request signals
A logic gateway circuit is provided for a bus to support multiple interrupt request signals, including an output OR gate having a plurality of input terminals and an interrupt request signal output signal, an inverter having an input terminal connected to the interr...
06/22/2010
7721033Interrupt notification block
An interrupt notification block stored in host memory is disclosed that contains an image of the interrupt condition contents that may be stored in a host attention register in a host interface port. The interrupt notification block is written by the host interface ...
05/18/2010
7716407Executing application function calls in response to an interrupt
Executing application function calls in response to an interrupt including creating a thread; receiving an interrupt having an interrupt type; determining whether a value of a semaphore represents that interrupts are disabled; if the value of the semaphore represent...
05/11/2010
7711881Method for restoring system configuration information of a network attached storage
A method for restoring system configuration information of a network attached storage includes the steps of: setting system configuration information of an network attached storage as a backup file; registering an interrupt handler; pressing down an input key (16...
05/04/2010
7702835Tagged interrupt forwarding
A system for tagged interrupt forwarding comprises a multiprocessor including a first and a second processor, an I/O device, and I/O management software. In response to an application I/O request, the I/O management software may be configured to prepare a request de...
04/20/2010
7694055Directing interrupts to currently idle processors
Interrupts are directed to currently idle processors. Which of a number of processors of a computing system that are currently idle is determined. An interrupt is received and directed to one of the currently idle processors for processing. Determining which process...
04/06/2010
7680972Micro interrupt handler
A system and method is provided for improved interrupt handling via a micro interrupt handler. Upon an interrupt signal being sent to a processor running a task, a first part of the running task is stored to system memory via direct memory access. A micro interrupt ...
03/16/2010
7680973Sideband signal for USB with interrupt capability
The invention provides for a sideband signal for the USB that has real-time interrupt capabilities. A system and method for hardware detection of an interrupt signal provides for the ability to superimpose a high frequency interrupt signal on a USB power line for tr...
03/16/2010
7657683Cross-thread interrupt controller for a multi-thread processor
An interrupt controller for a dual thread processor has for a first thread, an interrupt request register accessible to the second thread, an interrupt count accessible to the second thread, and an interrupt acknowledge accessible to the first thread. Additionally, ...
02/02/2010
7644214Information processing apparatus and task execution method
An even-driven interrupt processing is efficiently carried out in a multiprocessor system. A main control unit 112 executes a main process as a processing for controlling an apparatus in a unified manner. A sub-control unit 116 executes a task assigned...
01/05/2010
7624215Interrupt controller
An interrupt controller for managing interrupt requests comprises interrupt control circuitry in a first domain, the first domain being switchable to a low-power mode, and interrupt request monitoring circuitry in a second domain. The interrupt control circuitry is ...
11/24/2009
7617345Prioritization of interrupts in a storage controller based on interrupt control directives received from hosts
A storage controller receives an interrupt control directive from a host. The storage controller generates a first plurality of interrupts, in response to access requests received from the host for at least one storage device coupled to the storage controller, where...
11/10/2009
7613860Prioritization of interrupts in a storage controller based on interrupt control directives received from hosts
A storage controller receives an interrupt control directive from a host. The storage controller generates a first plurality of interrupts, in response to access requests received from the host for at least one storage device coupled to the storage controller, where...
11/03/2009
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