Non Module File Vivado

Vivado Design Suite User Guide Partial Reconfiguration of the Vivado Partial Reconfiguration file as well as one partial BIT file for each Reconfigurable Module. Generate DCP’s for static design and RM modules i. md file on how to install Vivado Board Support Package files for Numato Lab boards. We do not currently have Vivado Board Definition Files for PicoZed SDR. You can store XDCs in one or more files that can be added to a constraint set in Vivado Project Mode, or read the same files directly into memory using the read_xdc command in Non-Project mode. declare them internally. 2 Linux Worker required for some non Virtex-II FPGAs. Opening the source file. Display the values from the text file on the compiler screen. Click Finish. Here the inputs and outputs of a module can be defined. The hardware we are using is ZYNQ XC72Z020 CLG400ABX1601 D5170858A. tb file and add the following VHDL statements to instantiate a copy of the comb module and create a simple test bench:. 1 FPGA Module Xilinx Compilation Tool for Vivado 2017. Finally, assign some of the I/O pins using the IO Planner. Changing the board file to the Arty-Z7-20 still does not allow me to add the module. Please try using make with vivado 2017. This hierarchical source view feature supports the following three update modes:. There are 3 options to create the Vivado project from the Trenz Electronic Project Delivery. 'make -C projects/adrv9371x/' should be all that is necessary to build the project. Implementation Note: ISE/Vivado projects are automatically recognized by the DVT build auto-configuration engine. 使用vivado的时候可能会出现non-module的问题,排除自己的模块写错的可能性,会出现以下报错信息:如果点addsource后发现生成的模块分配到的是non-module,那么很有可能遇到和我 博文 来自: 同名氏. Make sure File type is set to "Verilog" and name the file top. A typical design flow consists of creating model(s), creating user constraint file(s), creating a Vivado project, importing the created models, assigning created constraint file(s),. More Simulation top module name bcd to 7seg tb 3 (Make sure to use the path that used for. I ordered mine just before I recently flew to Japan, and it was waiting for me when I returned. Project Mode and Non-Project Modes The Vivado Design Suite lets you run implementation with a project file (Project Mode) or without a project file (Non-Project Mode). We can load the QSPI serial flash on the Basys3 board so it loads the bit file from the flash on power up. That is, the existence of a branch does not mean it is a fully tested release. We do not currently have Vivado Board Definition Files for PicoZed SDR. This hierarchical source view feature supports the following three update modes:. During the simulation, the test bench should be a "top module" (top-level module) with no I/O ports. The IP cache generated by Vivado is supplemented by RapidWright by providing placed and routed DCPs and module files in each hash-named directory for each non-trivial IP. Due to this I am not able to assign it as a top module. Package a design as an IP module and add it to the Vivado IP catalog. Some of these files are: *. xpr) by default. In this tutorial we will create a simple VHDL project using the text editor of Xilinx Vivado 2016. • Bottom-up synthesis (to create multiple netlist files) and management of Reconfigurable Module netlist files is the responsibility of the user. Add your Digilent FPGA board definitions and presets to Vivado. I have installed Vivado 2018. This means that files declared in processes or architectures are opened only once at the beginning of a simulation. I wonder how such code is generated in vivado - i mean, is there any ready-to-use graphical library that generates such code? Many projects contains only vhdl files (without any blocks design). Choose "Add or create design sources" and click "Next". ) and width of each port. foo is present in the project location, but I can't see it in the Navigator View How to copy the full path to the file in the current editor? How to adjust the console logs filters matching parameters?. Extract the zip file contents into any write-accessible location on your hard drive, or network location. Now, I modified the counter module and top module and implemented it on Basys 3. After all five passes through Vivado Synthesis have completed, the Vivado Tcl shell is left open. Xilinx does offer a free version of their Vivado Design Suite called WebPACK, and they will also provide you a free non-expiring license for it if you register on their website and provide them some basic information. Conclusion: I ended up blaming version 2014. Select "Create File" in the middle of the dialog. For Verilog, module declarations with complex or split ports are not supported. xpr This file is the Vivado IDE project file that describes all of the attributes of the Vivado IDE design. Repeat the steps in the previous section to generate the netlist for this alternative version of the user module. BuildingaRIFFA2. The module for this is called a Differential Input Buffer; it can be found in Vivado's Language Templates window. (Xilinx Answer 59980) Vivado Synthesis - When moving from 2013. You can delete the reference to DA2RefComp. 1 d9#idv-tech#com Posted on May 18, 2014 Posted in MicroZed , Vivado , Xilinx Zynq , ZedBoard — 1 Comment ↓ A small, step-by-step tutorial on how to create and package IP. 2 and imported the project which has the same issue. I believe the project was originally created in ISE as there is no Tcl file to run and regenerate the original block design from. Do you want to learn the new Xilinx Development Environment called Vivado Design Suite? Are you migrating from the old ISE environment to Vivado? Or are you new to FPGA's? This course will teach you all the fundamentals of the Vivado Design Suite in the shortest time so that you can get started developing on FPGA's. In this way, we can implement a particular module in the OOC mode and avoid consuming additional CPU cycles for that module when implementing the top-level module. top_gen_mon_i) are instances of the entities (eg. In general, you run Non-Project Mode using Tcl commands or scripts. com website. Referencing RTL Modules for use in Vivado IP Integrator Vivado 2015. You can view and modify the source code by opening the file from the Source directory. Name the constraint file HelloWorld (file type is XDC). The most error-proof method I have personally found to go about this is that I select the option to allow for Vivado to manage the HDL wrapper, then create my own module in Project Manager by selecting 'Add Sources' → 'Add or Create Design Source' and I simply copy+paste the instantiation from the auto-generated wrapper file into my own. 3 Added DCP file management to Packaged IP flow in Lab #3. You're using an out-of-date version of Internet Explorer. Follow the README. In addition, I used Vivado Webpack instead of ISE. Constraint Files. 'make -C projects/adrv9371x/' should be all that is necessary to build the project. Xilinx - Vivado Advanced XDC and STA (Also known as Vivado Advanced XDC and Static Timing Analysis for ISE Software Users* by Xilinx) The content of this course module is included within the Vivado Adopter Class course (shown below) and Vivado Adopter Class for New Users. If you change the module and over write the generated TCL description. h Header file for the filter and test bench. The hardware we are using is ZYNQ XC72Z020 CLG400ABX1601 D5170858A. Click Yes, the text fixture file is added to the simulation sources: Open up the nearly created comb. In the "Define Module" dialog hit "OK" then click "Yes" when prompted. It covers the same scope and content, and delivers similar learning outcomes, as a scheduled face-to face class. It would be useful for this project to add a file describing what needs to be changed or how to get the vivado toolchain to work if you are able to resolve the issues. The download-file is not so big, because during the installation it will download the necessary files. Just for completeness, here is one way to call the script from Vivado:. The LabVIEW FPGA Module provides an option to export an FPGA VI as a Vivado Design Suite project. Download and install Vivado Board Support Package files for the Numato Lab boards from here. Getting Started With Xilinx Vivado W/ Digilent Nexys 4 FPGA 1 - Build Multiple Inputs AND Logic Gate: I do this instructable because it looks like there is not simple getting started tutorial to teach people to use the latest Xilinx Vivado CAD tool. Though one could create a module with inputs and output and connect these to pins using the "Elaborated Design" part of Vivado, there is a better way with the constraints file which can be downloaded from Digilent's website -- you want the master XDC file for Vivado. Another Verilog file will be used to wrap up the mux and de-mux to form a communication system. Vivado Design Suite and it's Use Modes; Differences between Project and Non-Project Mode; SELECTOR. set_property expects at least one object: Input/Output name mismatch between the top module and the constraint file. The latter was a project mode script, even though the project overhead seem to be minimal. Introduction. You can also source a project Tcl. Launch the Xilinx Vivado Design Suite installation that installs with the LabVIEW FPGA Module Xilinx Compile Tool for Vivado by running the following batch file: C:\NIFPGA\programs\\bin\vivado. 2 and imported the project which has the same issue. As demonstrated by this example the memory array can have more entries than the data file. Reference Designs will be delivered as scripted project file. 3 through 2017. se March 21, 2017 This tutorial shows you how to create and run a simple MicroBlaze-based system on a Digilent Nexys-4 prototyping board. There are 3 options to create the Vivado project from the Trenz Electronic Project Delivery. Posted by Florent - 03 October 2017. In this mode, you create a project in the Vivado IDE, and the Vivado IDE automatically saves the state of the design, generates reports and messaging, and manages source files. Extract the zip file contents into any write-accessible location on your hard drive, or network location. files declared in procedures are reopened at the beginning of the file every time the procedure is elaborated (every time it is executed) and are closed every time the procedure. 4 as well as newer versions. For my case I chose C. I ordered mine just before I recently flew to Japan, and it was waiting for me when I returned. After you have assembled a Vivado Design Suite user design, the IP packager lets you turn your design into a reusable IP module that yo u can then add to the Vivado IP catalog, and that others can use for design work. Synthesis will be re-run and then the implementation will start. The article uses Neso Artix 7 FPGA Module for illustrating the steps, but similar steps are applicable for Skoll Kintex 7 FPGA Module and the Styx Zynq FPGA Module. com Chapter 1 Release Notes 2017. The relevant boards include: * arty-s7-25 * arty-s7-25 * arty-z7-10 * arty-z7-20 * basys3. However i have attached component BRAM in my top module and have port mapped the clock of the top module to that of BRAM and have connected the clock of the processing system i. Add the Microblaze IP* 3. You do this as you would for a design or simulation source using "Add Sources" then selecting "Files of type: Memory. We will first create a 1-bit Logical AND. The tutorial steps through basic information about the current Partial Reconfiguration (PR) design flow, example Tcl scripts, and shows results within the Vivado integrated design environment. After adding/updating/removing design files, I have some "non-module files" in design sources. of source files or whether the design is in Project/Non-Project mode, all the constraints can be exported as a single file with the write_xdc command. Then I open the project in Vivado by double clicking on the generated. Which file to choose for Main Simulation Entity? When I import using xml file from configuration. As an example, the following module declaration contains both complex and split port. The file I/O operations supported by textio are useful for simulation purposes but are not currently synthesizable. xpr opened by vivado, I did not see any other ip in the project?. Report post Edit Delete Quote selected text Reply Reply with quote Re: There are no HDL sources in file set 'sources_1'. completed Vivado Design Suite project; package the design as an IP core and add it to the IP catalog using IP packager; then verify the new IP through synthesis and implementation. This hierarchical source view feature supports the following three update modes:. Do you want to learn the new Xilinx Development Environment called Vivado Design Suite? Are you migrating from the old ISE environment to Vivado? Or are you new to FPGA's? This course will teach you all the fundamentals of the Vivado Design Suite in the shortest time so that you can get started developing on FPGA's. Creating a custom IP in Vivado. 4) start up command files are available to generate the project: Project Delivery QuickStart. I am currently working on a project in Vivado 2017 using the external mux. In Vivado, launch SDK: File -> Launch SDK. Let’s do that. Lab 1: Vivado Tool Overview – Create a project in the Vivado Design Suite. The hardware will be using. Each section can be interpreted as follows:. Save the image file (image. zip file (this is a Verilog design for the KC705 demonstration board) 3 Tutorial 3. edu)((This(is(a(step(by(step(guide(to(building(a(RIFFA2. Make sure File type is set to "Verilog" and name the file top. log' and is inside the 'projects/daq2/zc706' directory. ° Vivado Synthesis uses the out-of-context Module Analysis flow for Reconfigurable Module synthesis. It would be useful for this project to add a file describing what needs to be changed or how to get the vivado toolchain to work if you are able to resolve the issues. inc can't all kinds of node stuff like have dependencies and implement hooks and so on. The test bench will generate the necessary inputs for the module under analysis (Here "myModule"). 3 Added DCP file management to Packaged IP flow in Lab #3. It can be opened from the Sources window. You can store XDCs in one or more files that can be added to a constraint set in Vivado Project Mode, or read the same files directly into memory using the read_xdc command in Non-Project mode. Just press Ctrl+I. Hi, Quite often I see such piece of code on the github repositories. v) of the auto-generated IP. This tutorial refers to the location of the extracted ug997-vivado-power-analysis-optimization-tutorial. c to run print "Hello World" in endless loop. Give a name and a project directory to store all the related files. The last thing make does in this above example is building the project. (A tcl script is also included. xpr opened by vivado, I did not see any other ip in the project?. The control to run synthesis on the module is controlled by the synth attribute, and assigned to one of the flow control variables at the top of design. It covers the same scope and content, and delivers similar learning outcomes, as a scheduled face-to face class. You'll have to paste the above code over the top module source code (axis_fifo_v1_0. Create a new VHDL file called logic_function. It is one of the first steps. 1 as required by the branch. You can store XDCs in one or more files that can be added to a constraint set in Vivado Project Mode, or read the same files directly into memory using the read_xdc command in Non-Project mode. We do have TCL scripts for setting up the PS7 for everything hardwired on the SOM. Introduction. zip file (this is a Verilog design for the KC705 demonstration board) 3 Tutorial 3. Description; Creating a New Project; Vivado Integrated Design Environment; Creating Module. J and k are outputs) a b c j k 0 0 0 0 1. Any help would be. Getting Started With Xilinx Vivado W/ Digilent Nexys 4 FPGA 1 - Build Multiple Inputs AND Logic Gate: I do this instructable because it looks like there is not simple getting started tutorial to teach people to use the latest Xilinx Vivado CAD tool. instead of multiplying we will be adding. simpleTestModuleOne_alt. For more information about the Vivado IDE and the Vivado Design Suite flow, see: • Vivado Design Suite User Guide: Using the Vivado IDE (UG893) [Ref3] • Vivado Design Suite User Guide: Design Flows Overview (UG892) [Ref11] Simulation Flow Simulation can be applied at several points in the design flow. I wonder how such code is generated in vivado - i mean, is there any ready-to-use graphical library that generates such code? Many projects contains only vhdl files (without any blocks design). for the SOM only (no carrier peripherals). The 2 first inputs, which we will name A and B, will be connected to an AND gate and the two last inputs, C and D, will be connected to an OR gate. Create a new VHDL file called logic_function. xpr) by default. 2 and create a new project. The test bench will generate the necessary inputs for the module under analysis (Here “myModule”). Depending on the Schema Version of the XML-Files and Xilinx IP definitions,. Lab 4: Write and run a Tcl script using the Vivado Design Suite Project Mode. Windows and Linux (since Vivado 2016. The VHDL when and else keywords are used to implement the multiplexer. The scripts sets up PS7 peripherals, DDR3L trace delays, clock/PLL settings, etc. Click on the Bitstream Settings in the Program and Debug section of the Project manager. This tutorial shows how to package a RTL project (VHDL) to create a custom IP in Vivado 2017. This files are included into the reference projects, please choose a reference design under the proper module. - xupgit/High-Level-Synthesis-Flow-on-Zynq-using-Vivado-HLS. (A tcl script is also included. The OOC implementation helps us to verify a module before placing it in a larger design which can have a much longer run time. For More Vivado Tutorials please visit. Students had a project in which they had to model a. This problem does not affect the other versions to which this patch can be applied. Report post Edit Delete Quote selected text Reply Reply with quote Re: There are no HDL sources in file set 'sources_1'. Show/Hide Code. xpr) by default. • For sample syntax and a list of VHDL statements supported by the VHDL Synthesizer, see Appendix A, "Quick Reference. We often need to know the top level module of a Vivado design so that we can appropriately name other things, such as the SDK hardware project. The Vivado® Design Suite allows you to create projects based on specific boards. foo is present in the project location, but I can't see it in the Navigator View How to copy the full path to the file in the current editor? How to adjust the console logs filters matching parameters?. Click Finish. Select "Create File" in the middle of the dialog. How can I remove those files from the project?. This means that files declared in processes or architectures are opened only once at the beginning of a simulation. Lab 1: Vivado Tool Overview – Create a project in the Vivado Design Suite. Reference Designs will be delivered as scripted project file. I have also disabled the constraints file in case if it is conflicting with the procedure. Lab 1: Vivado Tool Overview - Create a project in the Vivado Design Suite. Copy any files depended upon by an RTL module into the sources folder. Display the values from the text file on the compiler screen. ° Vivado Synthesis uses the out-of-context Module Analysis flow for Reconfigurable Module synthesis. Originally, the project was implemented in Basys 2. A Test Bench does not need any inputs and outputs so just click OK. When you create the TCL description make sure you know where the file will be created by running a pwd command first and if necessary setting the working path to a more. xml of IP Catalog export of VIVADO HLS it automatically populates the field with file name same as top module. The hierarchical sources view (HSV) feature in Vivado IDE and PlanAhead(version 13. First we need to create a bin file to be able to program the serial flash. 1 create: File -> Export -> Export Hardware. ° Any synthesis tool may be used. This is a simple change to the functionality of the user module that we can test and verify later. Obtaining the Toolflow. Both mux and de-mux will be implemented in two Verilog files for future re-use. 4) Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. c C test bench for the FIR design. Creating a custom IP in Vivado. Please try using make with vivado 2017. com Chapter 1 Release Notes 2017. If you change the module and over write the generated TCL description. Digilent's Basys 3 is a trainer board for introductory FPGA users, and is built around one of Xilinx's Artix-7 devices. The Vivado Design Suite provides an environment to configure, implement, verify, and integrate IP as a standalone module or within the context of the system-level design. IPI_repo: Repository of files and IP needed to create the MicroBlaze hardware platform. You can use packaged IP within a Project or Non-Project-based design. So the reported behavior is related to the non-module files. You first turn it into a component and test it. Finally, we're at main Vivado GUI where we can actually "do stuff", i. For More Vivado Tutorials please visit. If using Vivado, make sure to select "write all project properties" when generating the Tcl. Introduction. I have a #Vivado project that I pieced together from #Verilog and IP files from a Github repository. Configuration Frame. >New Project. md file on how to install Vivado Board Support Package files for. Vivado has the ability to create and manage your own IP, which is a good thing. Xilinx IP configuration files: (Xilinx ISE). Find out more about Doulos Online. xml of IP Catalog export of VIVADO HLS it automatically populates the field with file name same as top module. Even then, the new file appears under "non-module files". This hierarchical design methodology will help manage design complexity, promote design reuse, and allow parallel development. xco files or (Xilinx Vivado). This problem does not affect the other versions to which this patch can be applied. (a) Launch Vivado by double-clic king on the Vivado desktop ic on: , or by navigating to Start > All Programs > Xilinx Design Tools > Vivado 2014. All other options are described on: Vivado Projects. Repeat the steps in the previous section to generate the netlist for this alternative version of the user module. It can be opened from the Sources window. xpr) and directory structure that allows you to: • Manage the design source files. I have also disabled the constraints file in case if it is conflicting with the procedure. Lab 1: Vivado Tool Overview - Create a project in the Vivado Design Suite. Vivado Non-Project Mode (Part II) - building off a solid foundation January 29, 2017 September 1, 2019 ~ Amol In my last post we talked about Vivado's Non-Project mode to build FPGA designs. 5 Open up the nearly created comb. xpr) by default. Vivado Design Suite and it's Use Modes; Differences between Project and Non-Project Mode; SELECTOR. Originally, the project was implemented in Basys 2. We do not currently have Vivado Board Definition Files for PicoZed SDR. Just to add, I am using Xilinx Vivado for code compilation. Referencing RTL Modules for use in Vivado IP Integrator Vivado 2015. 4 as well as newer versions. Setting Up the Design. Xilinx Vivado/SDK Tutorial (Laboratory Session 1, EDAN15) Flavius. Generate DCP’s for static design and RM modules i. The Vivado® Design Suite allows you to create projects based on specific boards. tcl which has: > create_project -force foo_proj_1 > add_files bar. Open Vivado 2017. se March 21, 2017 This tutorial shows you how to create and run a simple MicroBlaze-based system on a Digilent Nexys-4 prototyping board. top_gen_mon_i) are instances of the entities (eg. Follow the README. FPGA Vivado. The module for this is called a Differential Input Buffer; it can be found in Vivado's Language Templates window. An object type identifier is access subtype_indication; type node_ptr is access node; variable root : node_ptr := new node' ("xyz", 0, null, null, red); variable item : node := root. xpr opened by vivado, I did not see any other ip in the project?. Next step is to click on the design sources and export the top-level wrapper file. Each section can be interpreted as follows:. We have introduced on this lecture about how to write a testbench on VHDL and how to run that testbench file on VIVADO Simulator for generating simulation. We will first create a 1-bit Logical AND. Parse and verify method does not work when there are multiple files in ip. module as a proxy. To boot from QSPI Flash we need. The default port width is 1 bit. Now, I modified the counter module and top module and implemented it on Basys 3. C:\Xilinx\Vivado\2014. I wonder how such code is generated in vivado - i mean, is there any ready-to-use graphical library that generates such code? Many projects contains only vhdl files (without any blocks design). Install Board Part files from the reference project, as described in option 2 or option 3 from Vivado Board Part Flow Installation Create new empty Vivado Project (without import any files, select only the correct board part) (Vivado Version must be the same as the project zip files version). Currently this list is empty, this will change when files have been added or created. Vivado 2017. 0) July 31, 2012 www. The 2 first inputs, which we will name A and B, will be connected to an AND gate and the two last inputs, C and D, will be connected to an OR gate. So the reported behavior is related to the non-module files. The constraint file is just an ordinary text file. - Vivado HLS determines in which cycle operations should occur (scheduling) - Determines which hardware units to use for each operation (binding) - It performs HLS by : • Obeying built-in defaults • Obeying user directives & constraints to override defaults • Calculating delays and area using the specified technology/device. In this tutorial we will create a simple VHDL project using the text editor of Xilinx Vivado 2016. 3 Added DCP file management to Packaged IP flow in Lab #3. Just for completeness, here is one way to call the script from Vivado:. > or you can use > vivado -mode tcl -source foo. This hierarchical design methodology will help manage design complexity, promote design reuse, and allow parallel development. [Synth 8-115] binding instance 'system_i' in module 'system_wrapper' to reference 'system' which has no pins Sign up for free to join this conversation on GitHub. Report post Edit Delete Quote selected text Reply Reply with quote Re: There are no HDL sources in file set 'sources_1'. 'make -C projects/adrv9371x/' should be all that is necessary to build the project. I tried to search the problem but I couldn't find it on the internet. You must clearly understand how for. In this mode, you create a project in the Vivado IDE, and the Vivado IDE automatically saves the state of the design, generates reports and messaging, and manages source files. As an example, the following module declaration contains both complex and split port. Find out more about Doulos Online. For my case I chose C. Project Mode and Non-Project Modes The Vivado Design Suite lets you run implementation with a project file (Project Mode) or without a project file (Non-Project Mode). 7a This must be the entity name of the design you are trying to test. Xilinx Hello World appears only one time on startup, so use HW-Reset Button on Module or Vivado Hardware Manager "Boot from Configuration Memory Device" Command to reboot PS. For the changes to take effect in your project you must reload it in to Vivado and then re instantiate it. program_flash: Batch file and Vivado TCL scripts to program the QSPI Flash memory. BASYS3 board tutorial (Decoder design using Vivado 2015. If a testbench is requested, then, in addition to the above, System Generator produces files that allow simulation results to be compared. IP can include logic, embedded processors, digital signal processing (DSP) modules, or C-based DSP algorithm designs. xpr) and directory structure that allows you to: • Manage the design source files. 1, getting a message that says "Vivado no longer uses 'work' as the default library. If using Vivado, make sure to select "write all project properties" when generating the Tcl. Module Declaration A module is the principal design entity in Verilog. We do have TCL scripts for setting up the PS7 for everything hardwired on the SOM. xpr) by default. Please try using make with vivado 2017. In some cases also a PCB revision changes or a special carrier module combination needs a separate board part. Vivado Design Suite and it's Use Modes; Differences between Project and Non-Project Mode; SELECTOR. 0(referencedesign. Select "Create File" in the middle of the dialog. xpr) by default. View an introduction to the Vivado Integrated Design Environment (IDE) and an overview of design flows from synthesis and simulation through implementation. Project Mode and Non-Project Modes The Vivado Design Suite lets you run implementation with a project file (Project Mode) or without a project file (Non-Project Mode). Now, we would like to create the new module. The IP cache generated by Vivado is supplemented by RapidWright by providing placed and routed DCPs and module files in each hash-named directory for each non-trivial IP. Bitstream generation. Select the bin_file option: Click OK. In addition, I used Vivado Webpack instead of ISE. for example, system_cron() is implemented on behalf of file. tcl which has: > create_project -force foo_proj_1 > add_files bar. Digilent's Basys 3 is a trainer board for introductory FPGA users, and is built around one of Xilinx's Artix-7 devices. Another Verilog file will be used to wrap up the mux and de-mux to form a communication system. ° Any synthesis tool may be used. Constraint Files. During the simulation, the test bench should be a “top module” (top-level module) with no I/O ports. After adding/updating/removing design files, I have some "non-module files" in design sources.