1What: /sys/class/chromeos/<ec-device-name>/flashinfo 2Date: August 2015 3KernelVersion: 4.2 4Description: 5 Show the EC flash information. 6 7What: /sys/class/chromeos/<ec-device-name>/kb_wake_angle 8Date: March 2018 9KernelVersion: 4.17 10Description: 11 Control the keyboard wake lid angle. Values are between 12 0 and 360. This file will also show the keyboard wake lid 13 angle by querying the hardware. 14 15What: /sys/class/chromeos/<ec-device-name>/reboot 16Date: August 2015 17KernelVersion: 4.2 18Description: 19 Tell the EC to reboot in various ways. Options are: 20 21 - "cancel": Cancel a pending reboot. 22 - "ro": Jump to RO without rebooting. 23 - "rw": Jump to RW without rebooting. 24 - "cold": Cold reboot. 25 - "disable-jump": Disable jump until next reboot. 26 - "hibernate": Hibernate the EC. 27 - "at-shutdown": Reboot after an AP shutdown. 28 29What: /sys/class/chromeos/<ec-device-name>/version 30Date: August 2015 31KernelVersion: 4.2 32Description: 33 Show the information about the EC software and hardware. 34 35What: /sys/class/chromeos/cros_ec/usbpdmuxinfo 36Date: February 2025 37Description: 38 Show PD mux status for each typec port with following flags: 39 - "USB": USB connected 40 - "DP": DP connected 41 - "POLARITY": CC line Polarity inverted 42 - "HPD_IRQ": Hot Plug Detect interrupt is asserted 43 - "HPD_LVL": Hot Plug Detect level is asserted 44 - "SAFE": DP is in safe mode 45 - "TBT": TBT enabled 46 - "USB4": USB4 enabled 47 48What: /sys/class/chromeos/cros_ec/ap_mode_entry 49Date: February 2025 50Description: 51 Show if the AP mode entry EC feature is supported. 52 It indicates whether the EC waits for direction from the AP 53 to enter Type-C altmodes or USB4 mode. 54