Hcl America Inc.

Razi Abdul Rahim

Manickam Muthiah

Sathish Kumar Krishnamoorthy

Karthikeyan Keelapandal Sundaram

Shashank Nafde

Nisha Ravichandran

Rohit Kumar

This disclosure relates to method and system for representing functional simulation performance for a plurality of simulations in real-time using Graphical User Interface (GUI) elements. For each of the plurality of simulations in a verification environment and upon completing each of a plurality of simulation intervals, the method includes determining a simulation performance value for a simulation interval based on wall clock time lapsed during completion of the simulation interval; calculating, in real-time, an average simulation performance value based on a sum of the simulation performance value corresponding to each of completed simulation intervals from the plurality of simulation intervals; estimating an additional wall clock time required to complete remaining of the plurality of simulation intervals using the average simulation performance value; and updating a special log file with a set of simulation parameters.

Method and system for representing functional simulation speed in real-time using GUI elements

A method for simultaneously testing multiple Device Under Test (DUT) internal blocks is disclosed. The method includes receiving by a reconfigurable internal buffer of a DUT, an input stimulus corresponding to at least one of a plurality of DUT internal blocks; selecting, via a control register, one or more DUT internal blocks from the plurality of DUT internal blocks to perform testing based on the input stimulus. The method to select the one or more DUT internal blocks includes enabling control bits of at least one multiplexer associated with the one or more DUT internal blocks. The method includes sending, by the reconfigurable internal buffer, the input stimulus corresponding to each of the one or more DUT internal blocks; testing the one or more DUT internal blocks based on the corresponding input stimulus; and generating, by each of the one or more DUT internal blocks, a corresponding output.

Method and system for testing blocks within device under test (DUT) using reconfigurable test logic

A method and system for generating an activity report for testbench components in a test environment is disclosed. In some embodiments, the method includes retrieving a unique ID associated with each of a plurality of registered testbench components. The method further includes selectively configuring the ATU associated with one or more testbench components from the plurality of registered testbench components to generate an activity tracking report at an end of a simulation, based on a user requirement. The method further includes fetching the activity tracking report corresponding to the one or more testbench components based on the associated unique ID. The method further includes generating a summarized activity report corresponding to the one or more testbench components based on the activity tracking report received from the respective ATU. The method further includes rendering at least one of the activity tracking report and the summarized activity report to a user.

Method and system for generating activity report of testbench components in a test environment

This disclosure relates to system and method for generating an encapsulated error signature during functional simulation. The method includes receiving at least one error descriptor notification message from at least one of a plurality of testbench components. Each of the at least one error descriptor notification message includes values corresponding to a plurality of error attributes including error ranking, error code, error message, and error score. The method further includes iteratively updating in real-time, a plurality of arrays based on values corresponding to one or more of the plurality of error attributes, in response to receiving each of the at least one error descriptor notification message. The method further includes iteratively generating in real-time, an encapsulated error signature based on each of the error ranking, the error code, and an error count associated with the error code derived from one or more of the plurality of arrays.

System and method for generating encapsulated error signature during functional simulation

A method and system for controlling actions of testbench components present within a test environment based on a testing context is disclosed. In some embodiments, the method includes receiving a controllable actions packet from each of a plurality of testbench components in the test environment; parsing a testing context associated with a test sequence; generating a context-based actions control packet for each of the plurality of testbench components, based on the testing context metadata and the list of controllable actions corresponding to each of the plurality of testbench components; and transmitting the context-based actions control packet to an associated testbench component of the plurality of testbench components.

Method and system for controlling actions of testbench components within a test environment

A method for identifying locked-up simulation testbench components during a simulation is disclosed. In some embodiments, the method includes creating, by an initiator simulation testbench component, at least one migrant packet. The method further includes circulating, during a component identification cycle, each of the at least one migrant packet in an associated predefined direction through each of the plurality of simulation testbench components in the associated daisy loop from the at least one daisy loop. The method further includes circulating, during an issue identification cycle, each of the least one migrant packet in the associated predefined direction through each of the plurality of simulation testbench components in the associated daisy loop. The method further includes identifying, by a migrant packet from the at least one migrant packet, a locked-up simulation testbench component from the subsequent simulation testbench components based on the at least one attribute associated with locked-up simulation testbench component.

Method and system for testbench component lock-up identification during simulation

A method for managing transactions burstiness associated with a sequence of transactions generated in a test environment for verifying a Device Under Test (DUT) is disclosed. In some embodiments, the method includes processing a plurality of signals associated with a sequence of transactions. The method further includes generating a transactions burstiness signature representative of the sequence of transactions based on processing a set of signals from the plurality of signals. The method further includes analysing the transactions burstiness signature to identify at least one pattern of interest. The method further includes iteratively providing an input comprising at least one missing pattern of interest. The method further includes iteratively generating a subsequent sequence of transactions and a subsequent transactions burstiness signature associated with the subsequent sequence of transactions.

Method and system for managing transactions burstiness and generating signature thereof in a test environment

A method for off-loading streams selection to generate organized concurrent streams in a simulation environment is disclosed. In some embodiments, the method includes receiving at least one stream selection request for a DUT from a DUT input generator; performing a stream selection process in response to receiving the request. In order to perform the stream selection process, the method includes analyzing each of a plurality of stream specification entries of a stream specification entries array; selecting a stream from the plurality of streams based on one or more of the set of stream specification entry fields associated with the stream; and generating a stream selection result object based on the selected stream; sending the stream selection result object associated with the selected stream to a respective DUT input generator; and utilizing, by the respective DUT input generator, the stream selection result object associated with the selected stream.

Growing community of inventors

Willowbrook, IL, United States of America

Razi Abdul Rahim