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Altera_Forum's avatar
Altera_Forum
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12 years ago

Editing an existing Megafunction

I am trying to edit the the altera_pcie_av_hip_avmm Megafunction to simply change the BAR size field that is established when the Megafunction is generated by the Wizard. Editing the existing M...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

On some research, it seems the COMMAND register of the endpoint , bit 1 needs to be set for the endpoint to respond to memory requests .

I have no device driver active at this time , so that may make sense. I am writing a Lauterbach .cmm script first to exercise the endpoint before

getting a simple device driver going ( Linux ), to work with our exerciser running on Linux.

I am planning to review the simple device drivers for Altera PCIe endpoints with MM to see what basic device configuration takes

place during the pcie_init.