G06F2115/08

System and method for generation of quality metrics for optimization tasks in topology synthesis of a network
11601357 · 2023-03-07 · ·

System and methods are disclosed to qualify networks properties and that can be used for topology synthesis of networks, such as a network-on-chip (NoC). In accordance with various embodiments and different aspects of the invention, quality metric are generated, analyzed, and used to determine a quantitative quality set of values for a given generated solution for a network. The method disclosed allows the network designer or an automated network generation process to understand if the results produced are a good, an average or a bad solution. The advantage of the invention includes simplification of design process and the work of the designer by using quality metrics. Various quality metrics are generated using network definitions. These quality metrics provide quality evaluation and the quality assessment of the optimization process for a generated (optimized) network. The quality metrics include analyzing latency through a network and analyzing total wore length used by the network.

QUALITY METRICS FOR OPTIMIZATION TASKS IN GENERATION OF A NETWORK
20230155919 · 2023-05-18 · ·

Qualifying networks properties that can be used for topology generation of networks, such as a network-on-chip (NoC). In accordance with various embodiments and different aspects of the invention, quality metrics are generated, analyzed, and used to determine a quantitative quality set of values for a given generated solution for a network. The method disclosed allows the network designer or an automated network generation process to determine if the results produced are a good, an average or a bad solution. The advantage of the invention includes simplification of design process and the work of the designer by using quality metrics. Various quality metrics are generated using network definitions. These quality metrics provide quality evaluation and the quality assessment of the optimization process for a generated (optimized) network. The quality metrics include analyzing latency through a network and analyzing total wire length used by the network.

HYBRID SYNCHRONOUS AND ASYNCHRONOUS CONTROL FOR SCAN-BASED TESTING

An integrated circuit includes an intellectual property core, scan data pipeline circuitry configured to convey scan data to the intellectual property core, and scan control pipeline circuitry configured to convey one or more scan control signals to the intellectual property core. The integrated circuit also includes a wave shaping circuit configured to detect a trigger event on the one or more scan control signals and, in response to detecting the trigger event, suppress a scan clock to the intellectual property core for a selected number of clock cycles.

Semiconductor LSI Design Device and Design Method

Provided is a technology capable of reducing the number of resources necessary for logic implementation in a control device. A semiconductor LSI design device generates a combinational circuit configured with functional blocks defined by a functional block library from an application specification, allocates an operation order of each functional block in the combinational circuit under a condition for starting an operation of a functional block connected to an input pin after ending the operation, converts into a sequence circuit which uses the functional block twice or more in a time division manner, extracts the operation order at a time of execution of the sequential circuit, and determines whether the operation order allocated to the combinational circuit coincide with the extracted operation execution order.

On-the-fly multi-bit flip flop generation

On-the-fly multi-bit flip-flop (MBFF) generation is provided by selecting at least two flip-flop blocks from a plurality of candidate flip-flop blocks; identifying a control block from a plurality of candidate control blocks, the control block being identified based on operational specifications of the selected flip-flop blocks; and generating a multi-bit flip-flop instance based on the selected flip-flop blocks and the identified control block.

VIRTUAL ENVIRONMENT FOR IMPLEMENTING INTEGRATED PHOTONICS ASSEMBLIES
20230186005 · 2023-06-15 ·

Systems and methods for generating a virtual environment for implementing an integrated photonics assembly are presented. An example system can include one or more processors and a memory coupled with the processors, where the processor executes a plurality of modules stored in the memory. The plurality of modules can include a user interface module for deploying one or more virtual photonic integrated subcircuits within the virtual environment, in which the virtual environment is configured to enable coupling of at least two virtual photonic integrated subcircuits. The coupling of the virtual photonic integrated subcircuits can form a virtual integrated photonics assembly. The modules can include a library module comprising a plurality of virtual photonic integrated subcircuits. One or more virtual photonic integrated subcircuits can include a performance characteristic. The performance characteristic can represent a real-world performance characteristic of a pre-fabricated physical photonic integrated subcircuit corresponding to the virtual photonic integrated subcircuit.

Tool to create a reconfigurable interconnect framework

Embodiments are directed towards a method to create a reconfigurable interconnect framework in an integrated circuit. The method includes accessing a configuration template directed toward the reconfigurable interconnect framework, editing parameters of the configuration template, functionally combining the configuration template with a plurality of modules from an IP library to produce a register transfer level (RTL) circuit model, generating at least one automated test-bench function, and generating at least one logic synthesis script. Editing parameters of the configuration template includes confirming a first number of output ports of a reconfigurable stream switch and confirming a second number of input ports of the reconfigurable stream switch. Each output port and each input port has a respective architectural composition. The output port architectural composition is defined by a plurality of N data paths including A data outputs and B control outputs. The input port architectural composition is defined by a plurality of M data paths including A data inputs and B control inputs.

Point-to-point module connection interface for integrated circuit generation

Systems and methods are disclosed for generation and testing of integrated circuit designs with point-to-point connections between modules. These may allow for the rapid design and testing (e.g. silicon testing) of processors and SoCs. For example, type parameterization may be used to generate point-to-point connections in a flexible manner. For example, a point-to-point connection between the source module and the sink module that includes one or more named wires specified by bundle type may be automatically generated based on using the bundle type as a type parameterization input. For example, these system and methods may be used to rapidly connect a custom processor design, including one or more IP cores, to a standard input/output shell for a SoC design to facilitate rapid silicon testing of the custom processor design.

Circuit architecture for expanded design for testability functionality

A circuit architecture for expanded design for testability functionality is provided that includes an Intellectual Property (IP) core for use with a design for an integrated circuit (IC). The IP core provides an infrastructure harness circuit configured to control expanded design for testability functions available within the IC. An instance of the IP core can be included in a circuit block of the design for the IC. The infrastructure harness circuit can include an outward facing interface configured to connect to circuitry outside of the circuit block and an inward facing interface configured to connect to circuitry within the circuit block. The instance of the IP core can be parameterized to configure the infrastructure harness circuit to control a plurality of functions selected from the expanded design for testability functions based on a user parameterization of the instance of the IP core.

Simulation of system designs

A method is provided for simulating a program executable by a processor and a circuit design configured to communicate with the processor. A processor on a programmable IC is configured to execute the program. Programmable resources on the programmable IC are configured to implement a plurality of interface circuits. Each of the interface circuits is configured to communicate data between the processor and a simulation environment using a respective communication protocol. The interface circuits that uses a communication protocol used by the circuit design is enabled and other ones of the interface circuits are disabled. The circuit design is simulated in a simulation environment coupled to the programmable IC. During the simulating, the program is executed on the processor and data is communicated between the processor and the computing platform using the determined one of the plurality of interface circuits.