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Questions tagged [vitis-ai]

18 questions
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Error regarding input node in vitis-ai-quantizer

Im trying to quantize my model using vitis-ai tensoflow in the vitis ai docker image.But an error occurs sating my input node is wrong.I checked my input node via displaying using netron,but it is the only input node.why does this…
Kevini Perera
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read and copy buffer from kernel in CPU to kernel in FPGA with OpenCL

I'm trying to speed up Ethash algorithm on Xilinx u50 FPGA. My problem is not about FPGA, it is about pass DAG file that are generated in CPU and send it to FPGA. first I'm using this code in my test. I made a few changes to support Intel OpenCL…
Bin Green
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How to access ethernet ports from both RPU and APU?

​ I am using ZU19EG Zynq UltraScale+ MPSoC bought from iWave with APU – Cortex 53 (quadcore) and RPU – Cortex R5 (dualcore). On this board, I am trying to run the sample lwIP echo server application provided in Vitis 2021.1 on RPU in lockstep mode…
Munna
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Cross-Compilation of Point Cloud Library for ARM Cortex R5

I have Zynq UltraScale+ MPSoC board with RPU (Cortex R5). I am trying to create a FreeRTOS application on Cortex R5 to generate point clouds and send it out to a host PC. PCL library has been clonned on my WSL and I am able to compile it. But, when…
Munna
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Trying to pull the vitis ai containers through the following commands but getting the same error for each

docker pull xilinx/vitis-ai--cpu:latest -bash: pytorch/tensorflow/tensorflow2: No such file or directory ~$ adb pull xilinx/vitis-ai--cpu:latest -bash: pytorch/tensorflow/tensorflow2:…
Tanya Jaiswal
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question regarding limitations on using c instead of c++ on vitis hls

So I am fairly new to vitis hls but I've read over most of the documentation and I had some concerns on whether there would be limitations with using C instead of C++. I am fairly accustomed with C and have been coding with it for years and never…
User626
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libopencv_highgui.so.3.3, needed by /dnndk/runtime-files/lib/libdputils.so, not found

I have recently migrated from opencv 3 to opencv 4, but one of the external library : libdputils.so used by dnndk module is still pointing to opencv 3.3 **warning: libopencv_highgui.so.3.3, needed by /dnndk/runtime-files/lib/libdputils.so, not found…
Satish Nadar
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how can i resolve the error relocation truncated to fit?

i use vitis program. i want to make section and use this. but, error occured. (.text+0x2c): relocation truncated to fit: R_AARCH64_ADR_PREL_PG_HI21 against symbol `gMyClass' defined in .MySection section in~~ this error is solved when CMyClass()…
Jane
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How to load a pre-trained model in vitis-ai environment?

I have a GAN model that I developed for signal generation. This was trained on an external Windows GPU server, which has Pytorch 1.6 installed on it. However, when I try to load the model to quantise it gives me the error in the image below, saying…
Ioana Cretu
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Failed to build and install Xilinx VVAS 3.0

I'm new to Xilinx VVAS. I want to build and install Xilinx VVAS 3.0 on Ubuntu 18.04.2 following the link VVAS. I got a result from executing command './build_install_vvas.sh TARGET=Edge' indicating that no cmake was found. How should I solve this…
yellowd
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how to create a Tcl file in Vitis

I am trying to learn how to create the TCL file from Vitis so I can use it to re-create the same project later. I have done the same in Vivado, but Vitis seems different. how can I re-create a project by using TCL or any other file in…
Sameh
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Usage of Xilinix Built in UART Function to Bitmask certain Value

I am using the Xilinx uartps data sheet in order to write functions to disable and enable Flow Control For UART. I found the appropriate bitmask defined in the data sheet, however I am not sure which built in function I should call with this mask in…
29belgrade29
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vitis hls 2020.2 Pre-synthesis failed, but it didn't prompt any errors. How can I find out the cause of the error and fix it？

#define READ_COL 4 void read_data(kern_colmeta *colmeta , int ncols , HeapTupleHeaderData *htup , cl_char tup_dclass[READ_COL] , cl_long tup_values[READ_COL]) { char *addr…
Annabelle
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Vitis PetaLinux build cant fetch required files while building an application project

I want to build a PetaLinux Image for my Ultra96v2. I followed this guide up until building my application project in Vitis. It looks promising but then while building the application project for my custom platform, Vitis throws this error: 18:08:28…
Vandrey
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lwip to send data bigger than 64kb

i'm trying to send over lwip a RT data (4 bytes) sampled at 100kHz for 10 channels. I've understood that lwip has a timer which loops every 250ms and it cannot be changed. In this case i'm saving the RT over RAM at 100kHz and every 250ms sending the…
Marco Martines
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