diff options
Diffstat (limited to 'Documentation/ABI')
-rw-r--r-- | Documentation/ABI/testing/sysfs-class-firmware-attributes | 32 | ||||
-rw-r--r-- | Documentation/ABI/testing/sysfs-class-power | 14 |
2 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-firmware-attributes b/Documentation/ABI/testing/sysfs-class-firmware-attributes index 90fdf935aa5e..13e31c6a0e9c 100644 --- a/Documentation/ABI/testing/sysfs-class-firmware-attributes +++ b/Documentation/ABI/testing/sysfs-class-firmware-attributes @@ -161,6 +161,15 @@ Description: power-on: Representing a password required to use the system + system-mgmt: + Representing System Management password. + See Lenovo extensions section for details + HDD: + Representing HDD password + See Lenovo extensions section for details + NVMe: + Representing NVMe password + See Lenovo extensions section for details mechanism: The means of authentication. This attribute is mandatory. @@ -207,6 +216,13 @@ Description: On Lenovo systems the following additional settings are available: + role: system-mgmt This gives the same authority as the bios-admin password to control + security related features. The authorities allocated can be set via + the BIOS menu SMP Access Control Policy + + role: HDD & NVMe This password is used to unlock access to the drive at boot. Note see + 'level' and 'index' extensions below. + lenovo_encoding: The encoding method that is used. This can be either "ascii" or "scancode". Default is set to "ascii" @@ -216,6 +232,22 @@ Description: two char code (e.g. "us", "fr", "gr") and may vary per platform. Default is set to "us" + level: + Available for HDD and NVMe authentication to set 'user' or 'master' + privilege level. + If only the user password is configured then this should be used to + unlock the drive at boot. If both master and user passwords are set + then either can be used. If a master password is set a user password + is required. + This attribute defaults to 'user' level + + index: + Used with HDD and NVME authentication to set the drive index + that is being referenced (e.g hdd0, hdd1 etc) + This attribute defaults to device 0. + + + What: /sys/class/firmware-attributes/*/attributes/pending_reboot Date: February 2021 KernelVersion: 5.11 diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power index a0b2a4280e38..fde21d900420 100644 --- a/Documentation/ABI/testing/sysfs-class-power +++ b/Documentation/ABI/testing/sysfs-class-power @@ -455,6 +455,20 @@ Description: "Unknown", "Charging", "Discharging", "Not charging", "Full" +What: /sys/class/power_supply/<supply_name>/charge_behaviour +Date: November 2021 +Contact: linux-pm@vger.kernel.org +Description: + Represents the charging behaviour. + + Access: Read, Write + + Valid values: + ================ ==================================== + auto: Charge normally, respect thresholds + inhibit-charge: Do not charge while AC is attached + force-discharge: Force discharge while AC is attached + What: /sys/class/power_supply/<supply_name>/technology Date: May 2007 Contact: linux-pm@vger.kernel.org |