UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

DMA Subsystem for PCI Express v3.0 IP核中断问题

回复
Highlighted
Visitor
发帖数: 14
注册日期: ‎03-22-2009

DMA Subsystem for PCI Express v3.0 IP核中断问题

在Vivado2016.4下,使用该IP的参考例程,PG195手册中提到每次DMA完成后,会向主机发送中断,实际测试(Win7下,驱动程序参考官方提供的linux下的驱动)时发现:第一次DMA完成后IP核能正常发出中断,主机也能正常接收,但是第二次DMA完成后,主机再也无法收到中断。有人遇到类似的问题吗,求解答啊!!!