wanpp / XPDMA

PCIe DMA Subsystem based on Xilinx XAPP1171

XPDMA

Overview

Xilinx PCI Express Endpoint-DMA Initiator Subsystem based on Xilinx XAPP1171 for KC705 Development Board

Tested on Linux Debian 7.0 (Wheezy) with Linux kernel 3.2.0 x64

Changelog

v.0.1.1

• fix top level wrapper for PCIe x8 (thanks for Xavier Martin)

v.0.1.0

• multiple boards support
• change basic library interface
• fix concurrent access errors
• fix many critical errors

v.0.0.2

• added simple test software (speed meter)
• added basic library for driver using
• PCIe x8
• AXI width 128 bit
• speed test (1 GB data read and write) Write: ~1050 MB/s Read: ~1170 MB/s

v.0.0.1

• system generation script updated for Xilinx Vivado 14.3
• fix AXI addresses and block sizes
• tested on KC705
• make scatter gather mode in driver
• add linux driver for read/write DDR over PCIe
• PCIe x4
• AXI width 64 bit
• speed test (1 GB data read and write) Write: ~580 MB/s Read: ~560 MB/s