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Altera_Forum's avatar
Altera_Forum
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10 years ago

Need PCIe Driver of X86 PC for DMA Read/Write Support on QSYS Cycleon V FPGA System

I am working to develop PCIe Driver on X86 Linux System for Cycleon V FPGA System. I have included DMA Read/Write Control in FPGA System as well. Now, I want to use standard DMA Read/Write...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Read what I wrote yesterday into a very similar thread.

Look at /sys/devices/pci* there is a standard dev entry that maps each bar.

lspci will help you find your device.

There are 'remore' and 'rescan' entries that give you a reasonable chance of reloading the fpga without having to reboot.