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I've come to learn that there are one of two ways an interrupt will be triggered when DMAing data from the PL to the PS...
Case 1. Data stream hits a TLAST signal and generates an interrupt based o…
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I am running the SUME SIMULATION for fred_basic example program by executing the following commands:
`cd $NF_DESIGN_DIR/test/sim_switch_2flows && make
`
`cd $SUME_FOLDER && ./tools/scripts/nf_tes…
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Hello, I am a beginner. I want to use these open source module to build a module similar to xilinx's XDMA IP function. Regarding the pcie_axi_master module, I saw the explanation you gave is ：It can b…
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The detailed description is https://forums.xilinx.com/t5/PCIe-and-CPM/XDMA-linux-driver-from-git-C2H-transfor-1MB-fail-crash-in-Stream/m-p/1087752#M16120.
Ubuntu18.04.1 , x64 OS, Vivado 2018.3.1
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Hello everyone：
if this driver is a single DMA hook, I have succeeded.Can it be used in multi-DMA?
This is my device tree.
axi_dma_0: dma@80010000 {
#dma-cells = ;
clock-names = "s_ax…
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First of all, thanks for the great work with NaxRiscv! With your howto I was able to launch Debian on latest LiteX with 175 MHz dual core NaxRiscv and 1MB L2 cache on Alinx AXKU040 board (Kintex Ultra…
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I've been using 32 KB dma transactions to reliably transfer streaming data. I can read 1 or 100,000 dma dma blocks reliable. However, when increasing the read size by a factor of 2 (to 65KB), I get a …
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First and foremost, thanks for this great platform (RFSoc4x2) and framework (PYNQ)!
While running some tests (base overlay), I came across the software-enforced maximum transaction length of 32768…
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Hi Gianluca
I'm trying to use your driver on a zedboard, petalinux system.The kernel version is 4.6.0.When i run the applicatio,the error in the title comes up.
The driver is loaded successfully. …
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The Zynq processing system has a limited number of DMA channels, so sharing the channel between multiple agents can be useful, if they have low bandwidth requirements.