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Altera_Forum
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17 years ago

Altera PCI Express Development Kit: Linux DMA Driver

Hi, I am a newbie to FPGA design and implementation. While installing the PCI express board on LINUX machine, I don't see Demo application driver for DMA read and write for LINUX (Manual talk...
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Altera_Forum
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16 years ago

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Check the bar_min_len array in the driver C file. Is each number <= to the actual BAR size of your core? I remember I had to set BAR 4 to 0 in the array, because the board example .pof doesn't define it.

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Thanks Robb.

Acually, I should have updated that I Fixed it I have Bar[0]-Bar[2] in my setup. I am getting DMA loopback test failed though.