| What: /sys/class/chromeos/<ec-device-name>/flashinfo | |
| Date: August 2015 | |
| KernelVersion: 4.2 | |
| Description: | |
| Show the EC flash information. | |
| What: /sys/class/chromeos/<ec-device-name>/kb_wake_angle | |
| Date: March 2018 | |
| KernelVersion: 4.17 | |
| Description: | |
| Control the keyboard wake lid angle. Values are between | |
| 0 and 360. This file will also show the keyboard wake lid | |
| angle by querying the hardware. | |
| What: /sys/class/chromeos/<ec-device-name>/reboot | |
| Date: August 2015 | |
| KernelVersion: 4.2 | |
| Description: | |
| Tell the EC to reboot in various ways. Options are: | |
| - "cancel": Cancel a pending reboot. | |
| - "ro": Jump to RO without rebooting. | |
| - "rw": Jump to RW without rebooting. | |
| - "cold": Cold reboot. | |
| - "disable-jump": Disable jump until next reboot. | |
| - "hibernate": Hibernate the EC. | |
| - "at-shutdown": Reboot after an AP shutdown. | |
| What: /sys/class/chromeos/<ec-device-name>/version | |
| Date: August 2015 | |
| KernelVersion: 4.2 | |
| Description: | |
| Show the information about the EC software and hardware. | |
| What: /sys/class/chromeos/cros_ec/usbpdmuxinfo | |
| Date: February 2025 | |
| Description: | |
| Show PD mux status for each typec port with following flags: | |
| - "USB": USB connected | |
| - "DP": DP connected | |
| - "POLARITY": CC line Polarity inverted | |
| - "HPD_IRQ": Hot Plug Detect interrupt is asserted | |
| - "HPD_LVL": Hot Plug Detect level is asserted | |
| - "SAFE": DP is in safe mode | |
| - "TBT": TBT enabled | |
| - "USB4": USB4 enabled | |
| What: /sys/class/chromeos/cros_ec/ap_mode_entry | |
| Date: February 2025 | |
| Description: | |
| Show if the AP mode entry EC feature is supported. | |
| It indicates whether the EC waits for direction from the AP | |
| to enter Type-C altmodes or USB4 mode. |