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CONFIG_2BUFF_MODE: Use 2 Buffer Mode on Rx side.

General informations

The Linux kernel configuration item CONFIG_2BUFF_MODE:

Help text

On enabling the 2 buffer mode, the received frame will be split into 2 parts before being DMA'ed to the hosts memory. The parts are the ethernet header and ethernet payload. This is useful on systems where DMA'ing to to unaligned physical memory loactions comes with a heavy price. If not sure please say N.

Hardware

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