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Class 714/31 - Additional processor for in-system fault locating (e.g., distributed diagnosis program)


Subclass of Class 714 - Error detection/correction and fault detection/recovery
Definition: Subject matter further including an additional processor
No. of patents: 544
Last issue date: 05/15/2012


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NumberTitleIssue Date
8181067Apparatus and method for test and debug of a processor/core having advanced power management
An interface unit is provided in a JTAG test and debug procedure involving a plurality of processor cores. The interface unit includes a TAP unit. A switch unit is coupled to the interface unit and switch units are coupled to each of the plurality of processor/cores...
05/15/2012
8176365Computer apparatus and processor diagnostic method
A computer apparatus includes a first processor, a second processor, and a main memory. The computer apparatus further includes a memory-diagnostic unit, a diagnostic-program loading unit, and a defective-function identifying unit. The memory-diagnostic unit causes ...
05/08/2012
8122291Method and system of error logging
Method and system of error logging. At least some of the illustrative embodiments are methods including detecting assertion of an error pin by a processor system, (comprising at least a main processor and a chipset, the assertion of the error pin an indication to re...
02/21/2012
8112669Wireless diagnostic system
Results of field testing of portions of a distributed system such as a Broadband Communications System from a testing device to a controller which downloads programmed test protocols and sequences thereof to the separate testing device over a wired or wireless link ...
02/07/2012
8108730Debugging a multiprocessor system that switches between a locked mode and a split mode
A data processing system 2 is provided with multiple processors 4, 6 which can operate in either a split-mode in which each processor executes its own program flow or a locked-mode in which the processors execute the same program flow. Debug circuitry ...
01/31/2012
8103912Sequencer and test system including the sequencer
A test system 100 that can accept a plurality of plug-in electronic cards in Xi Slots 126 or PXI slots 134 is described. The test or source measure switching system 100 includes a sequencer or sequence engine 130 which is fully cap...
01/24/2012
8060783Distributed runtime diagnostics in hierarchical parallel environments
A technique is disclosed for distributed runtime diagnostics in hierarchical parallel environments. In one embodiment, a user is allowed to configure, during runtime, a processing element on which to perform diagnostics, an algorithm for the processing element to ex...
11/15/2011
8046638Testing of distributed systems
In an embodiment, a method is provided for tracking a test. In this method, a test session identifier is transmitted to a test system. The test session identifier identifies a particular test session. A test of a component is triggered at the test system, and this t...
10/25/2011
8037356System and method for validating channel transmission
A system for validating communications between a plurality of processors is disclosed. The system includes a plurality of loop back paths, and each of the loop back paths is coupled to a corresponding one of the plurality of processors. In addition, each loop back p...
10/11/2011
8032789Apparatus maintenance system and method
An apparatus maintenance system and method are provided. The apparatus maintenance system includes an apparatus including a first control part, and a second control part connected to the first control part and a maintenance-data management server managing maintenanc...
10/04/2011
7984332Distributed system checker
A distributed system checker may check a distributed system against events to detect bugs in the distributed system. The events may include machines crashes, network partitions, and packet losses, for example. The distributed system checker may check a distributed s...
07/19/2011
7958396Watchdog processors in multicore systems
Systems and methods are provided for securing a multicore computer chip with a watchdog processor. In a system with a watchdog process and any number of other processors and components, the watchdog processor monitors bus communications between the second processor ...
06/07/2011
7954007Detecting faulty CPU heat sink coupling during system power-up
The present invention is directed to the detection of faulty CPU heat sink coupling during system power-up. A method in accordance with an embodiment of the present invention includes: monitoring a slope of a CPU temperature rise from initial system power-up; determ...
05/31/2011
7882395Debug device for embedded systems and method thereof
A debug device of embedded systems is provided. The embedded system includes an embedded processor for reading a bootloader from a flash memory through a data flash interface. The debug device includes a memory transmission interface, a dada storage module, a data c...
02/01/2011
7877637Multicore abnormality monitoring device
A monitoring side core has an input protection part including an access checking part and an address information storage part. Address information of a count RAM area and an access prohibiting mode to the address are stored in the address information storage part in...
01/25/2011
7870430Method and apparatus for sharing debug resources
A method includes providing an integrated circuit having a plurality of debug resources. The debug resources are usable exclusively for debug operations. The debug operations include operations directed by debug software executed by the integrated circuit and operat...
01/11/2011
7865774Multiprocessor core dump retrieval
In particular embodiments, a monitoring processor may receive an interrupt from status monitoring logic associated with a monitored processor that has experienced an error. Interrupt logic at the monitoring processor may interrupt the monitored processor to initiate...
01/04/2011
7730354Control microcomputer verification device and vehicle-mounted control device
The present invention offers an advanced control software verification technology, particularly, an assertion-based verification technology, by providing a control microcomputer verification device and vehicle-mounted control device that exhibit improved verificatio...
06/01/2010
7702956Circuit for transferring test flag signals among multiple processors, the test flag signals being used by a test controller to generate test signals
A system on chip processor, that is, a semiconductor integrated circuit in which a processor, a cache memory and the like are integrated into one chip, includes a test controller, and a trace memory. The test controller generates test control signals in response to ...
04/20/2010
7603586Intelligent stationary power equipment and diagnostics
Stationary power equipment including a sensing device configured to collect data associated with an operation of the equipment, and a data storage device configured for storing the collected data. Information derived from the collected data may be transmitted to a r...
10/13/2009
7596719Microcontroller information extraction system and method
A system for debugging a device under test may include a processor register with a program count and a debug program register that receives the program count upon execution of an instruction by a processor. In one implementation, a microcontroller under test by a de...
09/29/2009
7577874Interactive debug system for multiprocessor array
A debug network on a multiprocessor array includes communication channels, a master controller, and one or more individual debug units in communication with one or more of the processors. The master controller solicits information from the debug units by sending mes...
08/18/2009
7558984Apparatus and method for test and debug of a processor/core having advanced power management
An interface unit is provided in a JTAG test and debug procedure involving a plurality of processor cores. The interface unit includes a TAP unit. A switch unit is coupled to the interface unit and switch units are coupled to each of the plurality of processor/cores...
07/07/2009
7529976Multiple subsystem error reporting
To log errors of a plurality of subsystems, a master reporting tool provides a table identifying the subsystems and their interface protocol addresses with respect to a network. A subsystem reports errors, via the network, to the master reporting tool, and the repor...
05/05/2009
7526679Apparatus for developing and verifying system-on-chip for internet phone
Provided is an apparatus for developing and verifying a system-on-chip for an Internet phone. The object of the present invention is to provide the system-on-chip developing and verifying apparatus for the Internet phone, which can develop and verify the system-on-c...
04/28/2009
7516363System and method for on-board diagnostics of memory modules
A memory hub includes an on-board diagnostic engine through which diagnostic testing and evaluation of the memory system can be performed. The memory hub includes a link interface for receiving memory requests for access to memory devices of the memory system and a ...
04/07/2009
7484123Micro telecommunications computing architecture, MicroTCA, test system and method
A Micro Telecommunications Computing Architecture, MicroTCA, test system comprises an interconnect for communication between modules of the MicroTCA test system. A test controller module, such as a JTAG, Switch Module, is coupled to the interconnect and comprises an...
01/27/2009
7484122Controlling timing of execution of test instruction by target computing device
Controlling the timing of execution of test instructions by a target computing device is disclosed. A method initiates a test process at each target computing device. The method receives a process handle of the test process from each target computing device, as gene...
01/27/2009
7478281System and methods for functional testing of embedded processor-based systems
Functional testing of an embedded system is performed by a test control system that implements a peripheral emulation module to interface with an externally accessible port of the embedded system. The test control system implements a test generation processor that o...
01/13/2009
7444546On-board diagnostic circuit for an integrated circuit
An integrated circuit having a plurality of functional circuits interconnected via a functional bus is provided with a diagnostic bus-master circuit which uses bus transactions on the functional bus to perform diagnostic operations. These diagnostic operations can b...
10/28/2008
7444573VLCT programmation/read protocol
An integrated circuit with built-in self test enables internal data registers to be written to or read from via an external tester. In a command phase the programmable built-in self test unit receives a command, an address and a data transfer count. The address spec...
10/28/2008
7444574Stimulus extraction and sequence generation for an electric device under test
A method and system that utilizes a graphical interface that enables a user to select and capture building blocks of a Device Under Test (DUT) test scenario from a previously run test case or from multiple stimulation results. Each of these extracted building block ...
10/28/2008
7437618Method in a processor for dynamically during runtime allocating memory for in-memory hardware tracing
A method, apparatus, and computer program product are disclosed in a processor for dynamically, during runtime, allocating memory for in-memory hardware tracing. The processor is included within a data processing system. The processor includes multiple processing un...
10/14/2008
7430688Network monitoring method and apparatus
A network monitoring method and system reduces a load to a monitoring network without deteriorating accuracy of detecting a malfunction. A plurality of network constituent elements that constitute a communication network are connected to an operation system through ...
09/30/2008
7424642Method for synchronization of a controller
A system and method for reintegration of a redundant controller after occurrence of a fault is provided, comprising synchronizing outputs of a primary controller with outputs of secondary controllers. The controller is placed in a different mode of operation in whic...
09/09/2008
7421384Semiconductor integrated circuit device and microcomputer development supporting device
During software development, a multichip module is used which encloses a target chip and a development chip in one package. A CPU of the development chip fetches instructions from a flash memory in the chip to execute them, and accesses RAM and peripheral circuits i...
09/02/2008
7418631Program-controlled unit
A program-controlled unit has debug resources for monitoring the operations proceeding within the program-controlled unit. The program-controlled unit described is distinguished by the fact that the debug resources contain a CPU, and/or that a portion of the debug r...
08/26/2008
7415700Runtime quality verification of execution units
One embodiment disclosed relates to a method of compiling a program to be executed on a target microprocessor with multiple execution units of a same type. The method includes selecting one of the execution units for testing and scheduling the parallel execution of ...
08/19/2008
7401259System and method for scenario generation in a distributed system
A system and method may emulate scenarios for testing a distributed system. The distributed system may include a plurality of nodes, each having one or more resources. The system may include a resource driver for each type of the one or more resources in the distrib...
07/15/2008
7401260Apparatus, system, and method for performing storage device maintenance
An apparatus, system, and method are disclosed for performing a storage device maintenance operation. A management module receives a command through an interconnection module configured as a non-blocking switch. The management module performs a maintenance operation...
07/15/2008
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