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- What: /sys/class/fpga_region/<region>/compat_id
- Date: June 2018
- KernelVersion: 4.19
- Contact: Wu Hao <[email protected]>
- Description: FPGA region id for compatibility check, e.g. compatibility
- of the FPGA reconfiguration hardware and image. This value
- is defined or calculated by the layer that is creating the
- FPGA region. This interface returns the compat_id value or
- just error code -ENOENT in case compat_id is not used.
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