| What: /sys/bus/platform/devices/dfl-fme.0/ports_num |
| Date: June 2018 |
| KernelVersion: 4.19 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. One DFL FPGA device may have more than 1 |
| port/Accelerator Function Unit (AFU). It returns the |
| number of ports on the FPGA device when read it. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/bitstream_id |
| Date: June 2018 |
| KernelVersion: 4.19 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns Bitstream (static FPGA region) |
| identifier number, which includes the detailed version |
| and other information of this static FPGA region. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/bitstream_metadata |
| Date: June 2018 |
| KernelVersion: 4.19 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns Bitstream (static FPGA region) meta |
| data, which includes the synthesis date, seed and other |
| information of this static FPGA region. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/cache_size |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns cache size of this FPGA device. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/fabric_version |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns fabric version of this FPGA device. |
| Userspace applications need this information to select |
| best data channels per different fabric design. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/socket_id |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns socket_id to indicate which socket |
| this FPGA belongs to, only valid for integrated solution. |
| User only needs this information, in case standard numa node |
| can't provide correct information. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/pcie0_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-Write. Read this file for errors detected on pcie0 link. |
| Write this file to clear errors logged in pcie0_errors. Write |
| fails with -EINVAL if input parsing fails or input error code |
| doesn't match. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/pcie1_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-Write. Read this file for errors detected on pcie1 link. |
| Write this file to clear errors logged in pcie1_errors. Write |
| fails with -EINVAL if input parsing fails or input error code |
| doesn't match. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/nonfatal_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns non-fatal errors detected. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/catfatal_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. It returns catastrophic and fatal errors detected. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/inject_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-Write. Read this file to check errors injected. Write this |
| file to inject errors for testing purpose. Write fails with |
| -EINVAL if input parsing fails or input inject error code isn't |
| supported. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/fme_errors |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-Write. Read this file to get errors detected on FME. |
| Write this file to clear errors logged in fme_errors. Write |
| fials with -EINVAL if input parsing fails or input error code |
| doesn't match. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/first_error |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. Read this file to get the first error detected by |
| hardware. |
| |
| What: /sys/bus/platform/devices/dfl-fme.0/errors/next_error |
| Date: August 2019 |
| KernelVersion: 5.4 |
| Contact: Wu Hao <hao.wu@intel.com> |
| Description: Read-only. Read this file to get the second error detected by |
| hardware. |
