snap | CAPI SNAP Framework Hardware and Software | Artificial Intelligence library

 by   open-power C Version: v1.5.1 License: Apache-2.0

kandi X-RAY | snap Summary

kandi X-RAY | snap Summary

snap is a C library typically used in Artificial Intelligence, Framework applications. snap has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

The SNAP Framework enables programmers and computer engineers to quickly create FPGA-based acceleration actions that work on server host data, as well as data from storage, flash, Ethernet, or other connected resources. SNAP, therefore, is an acronym for “Storage, Network, and Analytics Programming”. The SNAP framework makes it easy to create accelerated actions utilizing the IBM Coherent Accelerator Processor Interface (CAPI). Note that SNAP addresses only CAPI1 and CAPI2 attached Cards. For CAPI3 (also named OpenCAPI) please refere to oc-accel at : The framework hardware consists of a AXI-to-CAPI bridge unit, memory-mapped register I/O, host DMA, and a job management unit. It interfaces with a user-written action (a.k.a. kernel) through an AXI-lite control interface, and gives coherent access to host memory through AXI. Optionally, it also provides access to the on-card DRAM via AXI. A NVMe host controller-AXI bridge complements the framework for storage or database applications as an independent unit. Software gets access to the action through the libsnap library, allowing applications to call a "function" instead of programming an accelerator. The framework supports multi-process applications and can be extended to support multiple instantiated hardware actions in parallel. Note: The current 1.x releases support a single action per FPGA.
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            kandi-support Support

              snap has a low active ecosystem.
              It has 91 star(s) with 58 fork(s). There are 37 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 13 open issues and 241 have been closed. On average issues are closed in 223 days. There are 3 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of snap is v1.5.1

            kandi-Quality Quality

              snap has 0 bugs and 0 code smells.

            kandi-Security Security

              snap has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              snap code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              snap is licensed under the Apache-2.0 License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              snap releases are available to install and integrate.
              Installation instructions, examples and code snippets are available.
              It has 656 lines of code, 36 functions and 3 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi's functional review helps you automatically verify the functionalities of the libraries and avoid rework.
            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of snap
            Get all kandi verified functions for this library.

            snap Key Features

            No Key Features are available at this moment for snap.

            snap Examples and Code Snippets

            No Code Snippets are available at this moment for snap.

            Community Discussions

            QUESTION

            cannot install "code": classic confinement requires snaps under /snap or symlink from /snap to /var/lib/snapd/snap
            Asked 2022-Mar-11 at 07:47

            how I can fix it? I've tried to create "soft link" like sudo ln /snap /var/lib/snapd/snap and also sudo ln /var/lib/snapd/snap /snap --> but it doesn't work. I just want to install VSCode in Manjaro

            ...

            ANSWER

            Answered 2021-Jul-29 at 13:43

            I use Manjaro too and have the same problem today, it happens after update some pkgs. And snapd can't install vscode for now.

            And if you have the same problem as my, you should uninstall the vscode first and delete the .desktop file located on /home/your_username/.local/share/applications

            To install I downloaded the .deb version on Visual Studio Code website, and converted it to something pacman could install.

            Now a little tutorial on how to do that

            How to install .deb on manjaro (arch linux)

            The package that convert .deb is debtap, but it is only available on AUR. So first u'll need to install pacaur

            Source https://stackoverflow.com/questions/68565756

            QUESTION

            How can I make a Shiny app W3C compliant?
            Asked 2022-Mar-04 at 08:05

            I've written and optimized a Shiny app, and now I'm struggling with the IT section of the organization where I work to have it published on their servers. Currently, they are claiming that the app is not W3C compliant, which is true, according to the W3C validator.

            The errors I'm trying to solve, with no success, are:

            • Bad value “complementary” for attribute “role” on element “form”.

            • The value of the “for” attribute of the “label” element must be the ID of a non-hidden form control.

            Such errors can be seen also in very minimal shiny apps, like:

            ...

            ANSWER

            Answered 2022-Mar-04 at 08:05

            The following only deals with the first of the errors you mention (as this one is pretty clear thanks to @BenBolkers comment), but hopefully it points you to the right tools to use.

            I'd use htmltools::tagQuery to make the needed modifications - please check the following:

            Source https://stackoverflow.com/questions/71343768

            QUESTION

            No Firebase App has been created - call Firebase.initializeApp()
            Asked 2022-Mar-03 at 08:12

            I am trying to run my app and it is giving the following error

            [core/no-app] No Firebase App '[DEFAULT]' has been created - call Firebase.initializeApp()

            I have already called firebase.initializeApp() but still the error is same. here is my code of main file

            ...

            ANSWER

            Answered 2021-Dec-26 at 13:53

            You should initialise it in main().

            For example:

            Source https://stackoverflow.com/questions/70486658

            QUESTION

            java.lang.NoSuchMethodError: No virtual method setSkipClientToken(Z)V in class Lcom/facebook/GraphRequest;
            Asked 2022-Feb-25 at 23:22

            It was working fine before I have done nothing, no packages update, no gradle update no nothing just created new build and this error occurs. but for some team members the error occur after gradle sync.

            The issue is that build is generating successfully without any error but when opens the app it suddenly gets crash (in both debug and release mode)

            Error

            ...

            ANSWER

            Answered 2022-Feb-25 at 23:22

            We have fixed the issue by replacing

            Source https://stackoverflow.com/questions/71256006

            QUESTION

            fatal error: google fonts in flutter throws error
            Asked 2022-Feb-06 at 07:37

            i'm getting this error in flutter

            ...

            ANSWER

            Answered 2022-Feb-05 at 23:05

            You should try setting a specific version as it seems to be caused by a requirement by the recent google_fonts update.

            Using google_fonts:2.1.1 worked for me.

            Also check https://github.com/material-foundation/google-fonts-flutter/issues/219 .

            Source https://stackoverflow.com/questions/70997214

            QUESTION

            ScrollViewReader scrollTo with .center anchor bug?
            Asked 2022-Jan-31 at 10:38

            So I'm try to use ScrollViewReader to programmatically scroll a horizontal scroll view. I thought it would work like scrollToItem with .centeredHorizontally in UIKit, and for the most part it does, but the last few elements in the scroll view are being forcefully scrolled to the center of the screen, despite the fact that the scroll view isn't normally able to scroll that far over (without snapping back after releasing the drag, at least). This ends up creating white space across the trailing half of the screen.

            I've seen some other questions about this and it seems like the general opinion is that it's not a bug? On the one hand I suppose we're telling the scroll view to center the item, and it's doing just that -- so, not a bug? On the other hand, that's not how similar functionality worked in UIKit. Also, this behavior is only happening on the trailing end of the scroll view! If it was the intended behavior I would expect that scrolling to the first element in the scroll view using .center anchor would force it into the center of the screen and leave leading white space, but this doesn't happen.

            Is there an elegant solution to this? Or do we have to calculate the width of our elements + spacing and figure out based on the screen width whether we should anchor .center or just scroll to the last element with anchor .trailing in order to replicate the UIKit behavior?

            ...

            ANSWER

            Answered 2021-Jul-25 at 06:31

            I found a package (Amzd/ScrollViewProxy) that was made before ScrollViewReader was released that functions much the same as ScrollViewReader, but also seems to not have the bug (if it is a bug) detailed in the question.

            Usage examples can be seen on the repository page, but here's a quick minimal example.

            Source https://stackoverflow.com/questions/68515053

            QUESTION

            Expo SDK 44 upgrade ERROR - App.js: [BABEL]: Unexpected token '.'
            Asked 2022-Jan-24 at 21:48

            I have recently upgraded my app from SDK 40 to SDK 44 and came across this error App.js: [BABEL]: Unexpected token '.' (While processing: /Users/user/path/to/project/node_modules/babel-preset-expo/index.js)

            Error Stack Trace:

            ...

            ANSWER

            Answered 2021-Dec-21 at 05:52

            can you give your

            • package.json
            • node version

            I think that's because of the babel issue / your node version, because it cannot transpile the optional chaining https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Optional_chaining

            maybe tried using latest LTS node version? because as far as I know, the latest LTS node version already support optional chaining

            Source https://stackoverflow.com/questions/70431115

            QUESTION

            Keyboard suddenly disappears of TextField
            Asked 2022-Jan-19 at 17:52

            I have created a page in which there is search bar and then the listview builder which is building items of List coming from provider class. When I tap on search bar, the keyboard appears ,suddenly disappears and page refreshes. when page is refreshed, first it shows circularprogressIndicator and then regular ListView.builder. Kindly Help. Thank you in advance!

            ...

            ANSWER

            Answered 2022-Jan-16 at 07:55

            future builder trigger on every build. so when you click on searchBox the keyboard changes screen size and Expanded rebuild futureBuilder.

            Solution Easy way .

            Replace below part of future Builder

            Source https://stackoverflow.com/questions/70679484

            QUESTION

            Brownie not working: Cython undefined symbol _PyGen_Send
            Asked 2021-Dec-22 at 20:40

            I set up my development environment on Fedora 35 and when I run any brownie command such as $ brownie console or even brownie --version I get the following error:

            ...

            ANSWER

            Answered 2021-Dec-22 at 20:40

            The problem here seems to be Python 3.10.1!

            I used anaconda to create a new virtual environment with Python 3.8.12, installed brownie using pipx install --python python3.8 eth-brownie and it worked!

            The trick here was, to also tell pipx to use another python version, otherwise it would create a dependency to the global python version, which is python 3.10 in my case.

            Source https://stackoverflow.com/questions/70453104

            QUESTION

            error: snap “package” has “install-snap” change in progress
            Asked 2021-Dec-22 at 09:12

            I am using linux manjaro and i got this error while installing spotify.

            Tried - sudo snap remove spotify but it's says that spotify is not istalled.

            ...

            ANSWER

            Answered 2021-Oct-24 at 18:27

            Wait for a few minutes. Then run sudo snap remove spotify to remove spotify snap from your machine. Then again you can run sudo snap install spotify to install the spotify snap in your machine. Thanks.

            Source https://stackoverflow.com/questions/69290412

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install snap

            SNAP currently supports Xilinx FPGA devices, exclusively. For synthesis, simulation model and FPGA/image build, the Xilinx Vivado HL Design Edition 2018.1 tool suite for CAPI1.0 boards and Xilinx Vivado HL Design Edition 2019.2 tool suite for CAPI2.0 boards is recommended. Different licenses are available. Some licenses are limiting the components that can be used; check the FPGA you target. (CAPI1.0 cards use UltraScale family components and CAPI2.0 cards use UltraScale+ family components). This Design Suite includes a C synthesizer (Vivado HLS), a simulator (xsim), a synthesizer and FPGA/Image build tools (Vivado).
            Access to CAPI from the FPGA card requires the Power Service Layer (PSL) for CAPI1.0 cards or the Board Support Package (BSP) for CAPI2.0 cards. After accepting the terms of conditions, user will need to download a file to build the FPGA code. Detailed information is available in hardware/README.md.
            First clone snap (git clone https://github.com/open-power/snap.git). Then use the usual development tools: gcc, make, sed, awk to build the code and to run the make environment. If not installed already, the installer package build-essential will set up the most important tools. Configuring the SNAP framework via make snap_config will call a standalone tool that is based on the Linux kernel kconfig tool. This tool gets automatically cloned from https://github.com/guillon/kconfig. The ncurses library must be installed to use the menu-driven user interface for kconfig. Please see Image and model build for more information on the build process.
            For simulation, SNAP relies on the xterm program and on the PSL Simulation Environment (PSLSE) which is free and available on github. Please see PSLSE Setup for more information. Simulating the NVMe host controller including flash storage devices requires licenses for the Cadence Incisive Simulator (IES) and DENALI Verification IP (PCIe and NVMe). However, building images is possible without these licenses. For more information, see the Simulation README.
            This code uses libcxl to access the CAPI hardware. Install it with the package manager of your Linux distribution, e.g. sudo apt-get install libcxl-dev for Ubuntu, or sudo yum install libcxl-devel for RHEL. For more information, please see https://github.com/ibm-capi/libcxl.
            SNAP uses the generic program capi-flash-script to upload FPGA code/bitstreams into the CAPI FPGA cards. This can be downloaded from https://github.com/ibm-capi/capi-utils. This tool can be used ONLY if a CAPI image has already been put once in the FPGA. If not, please follow instructions to program any FPGA card to be recognized as a CAPI card or ask help from CAPI support.

            Support

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