From: Darek Marcinkiewicz
Date: Thu, 24 Apr 2014 22:46:15 +0200
> +struct desc_header {
> + u32 next:24;
> + u32 reserved1:7;
> + u32 next_valid:1;
> + u32 recv:1;
> + u32 reserved2:31;
> + u16 len:12;
> + u16 reserved3:4;
> + u16 port;
> + u32 reserved4;
> +
This simple driver adds support for EtherCAT master module located on CCAT
FPGA found on Beckhoff CX series industrail PCs. The driver exposes
EtherCAT master as a network interface.
EtherCAT is a filedbus protocol defined on top of ethernet and Beckhoff
CX5020 PCs come with built-in EtherCAT mast
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