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Diffstat (limited to '')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-platform-dfl-port | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-platform-dfl-port b/Documentation/ABI/testing/sysfs-platform-dfl-port new file mode 100644 index 000000000..6a92dda51 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-dfl-port @@ -0,0 +1,16 @@ +What: /sys/bus/platform/devices/dfl-port.0/id +Date: June 2018 +KernelVersion: 4.19 +Contact: Wu Hao <hao.wu@intel.com> +Description: Read-only. It returns id of this port. One DFL FPGA device + may have more than one port. Userspace could use this id to + distinguish different ports under same FPGA device. + +What: /sys/bus/platform/devices/dfl-port.0/afu_id +Date: June 2018 +KernelVersion: 4.19 +Contact: Wu Hao <hao.wu@intel.com> +Description: Read-only. User can program different PR bitstreams to FPGA + Accelerator Function Unit (AFU) for different functions. It + returns uuid which could be used to identify which PR bitstream + is programmed in this AFU. |