| What: /sys/devices/virtual/misc/intel_ifs_<N>/run_test | |
| Date: April 21 2022 | |
| KernelVersion: 5.19 | |
| Contact: "Jithu Joseph" <jithu.joseph@intel.com> | |
| Description: Write <cpu#> to trigger IFS test for one online core. | |
| Note that the test is per core. The cpu# can be | |
| for any thread on the core. Running on one thread | |
| completes the test for the core containing that thread. | |
| Example: to test the core containing cpu5: echo 5 > | |
| /sys/devices/platform/intel_ifs.<N>/run_test | |
| What: /sys/devices/virtual/misc/intel_ifs_<N>/status | |
| Date: April 21 2022 | |
| KernelVersion: 5.19 | |
| Contact: "Jithu Joseph" <jithu.joseph@intel.com> | |
| Description: The status of the last test. It can be one of "pass", "fail" | |
| or "untested". | |
| What: /sys/devices/virtual/misc/intel_ifs_<N>/details | |
| Date: April 21 2022 | |
| KernelVersion: 5.19 | |
| Contact: "Jithu Joseph" <jithu.joseph@intel.com> | |
| Description: Additional information regarding the last test. The details file reports | |
| the hex value of the SCAN_STATUS MSR. Note that the error_code field | |
| may contain driver defined software code not defined in the Intel SDM. | |
| What: /sys/devices/virtual/misc/intel_ifs_<N>/image_version | |
| Date: April 21 2022 | |
| KernelVersion: 5.19 | |
| Contact: "Jithu Joseph" <jithu.joseph@intel.com> | |
| Description: Version (hexadecimal) of loaded IFS binary image. If no scan image | |
| is loaded reports "none". | |
| What: /sys/devices/virtual/misc/intel_ifs_<N>/reload | |
| Date: April 21 2022 | |
| KernelVersion: 5.19 | |
| Contact: "Jithu Joseph" <jithu.joseph@intel.com> | |
| Description: Write "1" (or "y" or "Y") to reload the IFS image from | |
| /lib/firmware/intel/ifs/ff-mm-ss.scan. |