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-rw-r--r--Documentation/ABI/testing/sysfs-bus-mei2
-rw-r--r--Documentation/ABI/testing/sysfs-class-mei10
2 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-mei b/Documentation/ABI/testing/sysfs-bus-mei
index 6bd45346ac7e..3f8701e8fa24 100644
--- a/Documentation/ABI/testing/sysfs-bus-mei
+++ b/Documentation/ABI/testing/sysfs-bus-mei
@@ -4,7 +4,7 @@ KernelVersion: 3.10
Contact: Samuel Ortiz <sameo@linux.intel.com>
linux-mei@linux.intel.com
Description: Stores the same MODALIAS value emitted by uevent
- Format: mei:<mei device name>:<device uuid>:
+ Format: mei:<mei device name>:<device uuid>:<protocol version>
What: /sys/bus/mei/devices/.../name
Date: May 2015
diff --git a/Documentation/ABI/testing/sysfs-class-mei b/Documentation/ABI/testing/sysfs-class-mei
index a92d844f806e..e9dc110650ae 100644
--- a/Documentation/ABI/testing/sysfs-class-mei
+++ b/Documentation/ABI/testing/sysfs-class-mei
@@ -80,3 +80,13 @@ Description: Display the ME device state.
DISABLED
POWER_DOWN
POWER_UP
+
+What: /sys/class/mei/meiN/trc
+Date: Nov 2019
+KernelVersion: 5.5
+Contact: Tomas Winkler <tomas.winkler@intel.com>
+Description: Display trc status register content
+
+ The ME FW writes Glitch Detection HW (TRC)
+ status information into trc status register
+ for BIOS and OS to monitor fw health.