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use dma ip ,the driver,examples worked well, but vdma cant:
Z-turn# ./axidma_benchmark -v
AXI DMA Benchmark Parameters:
Transmit Buffer Size: 7.91 Mb
Receive Buffer Size: 7.91 Mb…
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Hi!
I was using this driver on an MPSOC board. For PS side it was xlnx-linux 4.9.0 + ubuntu 16.04, and for PL side it was just a axidma with loopback.
When I was trying to insmod, I received follo…
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I receive the message "xilinx-vdma 40400000.dma: Channel ef3cb010 has errors 10, cdr 0 tdr 0".
I use the Zynq Zybo Z7 board with 2017.4 Linux from Xilinx.
I only use one receive channel to read data…
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Hi,
Fisrt of all, many thanks for sharing your driver. I have got it working pretty good with your loop-back example and with my particular Vivado design. In this last, I have a flow of data which …
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https://github.com/Digilent/Zybo-Z7-20-pcam-5c/blob/e2dac9736661801065d741eb4a84ca3321507ebf/sdk/pcam_vdma_hdmi/src/ov5640/OV5640.h#L628-L630
I just downloaded the git master branch as zip and impo…
ghost updated
6 years ago
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Hi Brandon,
In the first, thanks for your driver. I spent a lot time on Xilinx dma.
I got many help from it rather than Xilinx support....
The driver can work on Loopback environment, but I encou…
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Brandon,
I seem to be having a problem finding the channels in the device tree. Below is the device tree node which is really just a copy of yours with a couple of changes. Can you suggest anything?
…
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Hi bperez77,
I am trying to install your driver for using with DMA on petalinux 2017.4 and run into some problems.
Here is what I have done:
```
root@zynq_petalinux:/lib/modules/4.9.0-xilinx-v20…
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Hello,
I'm trying to install xilinx_axidma driver. For drive coppile I using petalinux with 4.9.0-xilinx-v2017.4 kernel version. After system build I get only messages like these:
dma-pl330 f8003…
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Can any one help me understand what this error message means?
here is my situation:
I been trying to build the pcam-5c project for the zybo-z7 system but i have had no success with it..
I'm using a…