-
Hi,
I am the only beginner in this area, but as far as I understand write/read calls of the file implementations can write/read provided data only partially (I suppose behaviour of async counterpart…
-
I have this running on a p2 SMD1515 128x64 display with a HUB75E connector type and am having a couple of issues, is there a way to add support for the E pin on this display so that it outputs correc…
-
@jeongminpark417
could you please help shed some light if there is any tune method?
I run the block bench with 100% read, if page size is 4K, I can get 12GB/s BW, if page size is 8K BaM can get 1…
-
Currently, the DMA engine has an internal buffer of a number of packets. If a period of time goes by where the AXI stream is not read and over runs, future use of the DMA will result in corrupted data…
-
When running axidma_transfer (or the benchmark example) on PetaLinux 2017.2, I am getting "axidma: axidma_dma.c: axidma_start_transfer: 305: DMA receive transaction timed out".
My Vivado 2017.2 desi…
-
Currently almost all Ethernet MAC with DMA roughly work in the following manner
```mermaid
sequenceDiagram
participant DMA
participant MAC driver
MAC driver->>MAC driver: Allocate r…
-
The problem is sporadic.
It seems to always happen at the last position of buf.
-
When executing a SHA3 Final IPI operation the DMA appears to corrupt bytes outside the 384 bit (48 byte) output buffer.
I believe this is due to calls to XPlmi_DmaXfr with the length specified in _…
-
Hi Brandon,
When I run the benchmark, I got the problem ''Test Failed! The receive buffer was not updated.'' I check the tx and rx buffer and find that receive buffer didn't receive the message. Foll…
-
What if I want to allocate two buffers of size 256 bytes but not in a single go?
insmod u-dma-buf.ko udmabuf0=256 udmabuf1=256 --> this is correct
but what if I want to allocate them separately?
in…