42 lines
1.7 KiB
Plaintext
42 lines
1.7 KiB
Plaintext
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What: /sys/devices/virtual/misc/intel_ifs_<N>/run_test
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Date: Nov 16 2022
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KernelVersion: 6.2
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Contact: "Jithu Joseph" <jithu.joseph@intel.com>
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Description: Write <cpu#> to trigger IFS test for one online core.
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Note that the test is per core. The cpu# can be
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for any thread on the core. Running on one thread
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completes the test for the core containing that thread.
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Example: to test the core containing cpu5: echo 5 >
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/sys/devices/virtual/misc/intel_ifs_<N>/run_test
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What: /sys/devices/virtual/misc/intel_ifs_<N>/status
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Date: Nov 16 2022
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KernelVersion: 6.2
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Contact: "Jithu Joseph" <jithu.joseph@intel.com>
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Description: The status of the last test. It can be one of "pass", "fail"
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or "untested".
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What: /sys/devices/virtual/misc/intel_ifs_<N>/details
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Date: Nov 16 2022
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KernelVersion: 6.2
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Contact: "Jithu Joseph" <jithu.joseph@intel.com>
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Description: Additional information regarding the last test. The details file reports
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the hex value of the SCAN_STATUS MSR. Note that the error_code field
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may contain driver defined software code not defined in the Intel SDM.
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What: /sys/devices/virtual/misc/intel_ifs_<N>/image_version
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Date: Nov 16 2022
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KernelVersion: 6.2
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Contact: "Jithu Joseph" <jithu.joseph@intel.com>
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Description: Version (hexadecimal) of loaded IFS binary image. If no scan image
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is loaded reports "none".
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What: /sys/devices/virtual/misc/intel_ifs_<N>/current_batch
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Date: Nov 16 2022
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KernelVersion: 6.2
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Contact: "Jithu Joseph" <jithu.joseph@intel.com>
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Description: Write a number less than or equal to 0xff to load an IFS test image.
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The number written treated as the 2 digit suffix in the following file name:
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/lib/firmware/intel/ifs_<N>/ff-mm-ss-02x.scan
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Reading the file will provide the suffix of the currently loaded IFS test image.
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