mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 03:55:20 +07:00
89ca78a060
Add initial ABI documentation for ACPI devices' sysfs interfaces. Contacts information fields are filled with current ACPI maintainer and the relevant authors are carbon copied. [rjw: Use my e-mail address that's likely to be valid longer.] Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
59 lines
1.9 KiB
Plaintext
59 lines
1.9 KiB
Plaintext
What: /sys/bus/acpi/devices/.../path
|
|
Date: December 2006
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute indicates the full path of ACPI namespace
|
|
object associated with the device object. For example,
|
|
\_SB_.PCI0.
|
|
This file is not present for device objects representing
|
|
fixed ACPI hardware features (like power and sleep
|
|
buttons).
|
|
|
|
What: /sys/bus/acpi/devices/.../modalias
|
|
Date: July 2007
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute indicates the PNP IDs of the device object.
|
|
That is acpi:HHHHHHHH:[CCCCCCC:]. Where each HHHHHHHH or
|
|
CCCCCCCC contains device object's PNPID (_HID or _CID).
|
|
|
|
What: /sys/bus/acpi/devices/.../hid
|
|
Date: April 2005
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute indicates the hardware ID (_HID) of the
|
|
device object. For example, PNP0103.
|
|
This file is present for device objects having the _HID
|
|
control method.
|
|
|
|
What: /sys/bus/acpi/devices/.../description
|
|
Date: October 2012
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute contains the output of the device object's
|
|
_STR control method, if present.
|
|
|
|
What: /sys/bus/acpi/devices/.../adr
|
|
Date: October 2012
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute contains the output of the device object's
|
|
_ADR control method, which is present for ACPI device
|
|
objects representing devices having standard enumeration
|
|
algorithms, such as PCI.
|
|
|
|
What: /sys/bus/acpi/devices/.../uid
|
|
Date: October 2012
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
This attribute contains the output of the device object's
|
|
_UID control method, if present.
|
|
|
|
What: /sys/bus/acpi/devices/.../eject
|
|
Date: December 2006
|
|
Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
|
|
Description:
|
|
Writing 1 to this attribute will trigger hot removal of
|
|
this device object. This file exists for every device
|
|
object that has _EJ0 method.
|