mirror of https://gitee.com/openkylin/linux.git
59 lines
1.9 KiB
Plaintext
59 lines
1.9 KiB
Plaintext
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What: /sys/bus/acpi/devices/.../path
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Date: December 2006
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute indicates the full path of ACPI namespace
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object associated with the device object. For example,
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\_SB_.PCI0.
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This file is not present for device objects representing
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fixed ACPI hardware features (like power and sleep
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buttons).
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What: /sys/bus/acpi/devices/.../modalias
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Date: July 2007
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute indicates the PNP IDs of the device object.
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That is acpi:HHHHHHHH:[CCCCCCC:]. Where each HHHHHHHH or
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CCCCCCCC contains device object's PNPID (_HID or _CID).
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What: /sys/bus/acpi/devices/.../hid
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Date: April 2005
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute indicates the hardware ID (_HID) of the
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device object. For example, PNP0103.
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This file is present for device objects having the _HID
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control method.
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What: /sys/bus/acpi/devices/.../description
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Date: October 2012
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute contains the output of the device object's
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_STR control method, if present.
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What: /sys/bus/acpi/devices/.../adr
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Date: October 2012
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute contains the output of the device object's
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_ADR control method, which is present for ACPI device
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objects representing devices having standard enumeration
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algorithms, such as PCI.
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What: /sys/bus/acpi/devices/.../uid
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Date: October 2012
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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This attribute contains the output of the device object's
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_UID control method, if present.
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What: /sys/bus/acpi/devices/.../eject
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Date: December 2006
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Contact: Rafael J. Wysocki <rjw@rjwysocki.net>
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Description:
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Writing 1 to this attribute will trigger hot removal of
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this device object. This file exists for every device
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object that has _EJ0 method.
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