Lines Matching +full:rpm +full:- +full:proc
9 - Borislav Deianov <[email protected]>
10 - Henrique de Moraes Holschuh <[email protected]>
12 http://ibm-acpi.sf.net/
19 This driver used to be named ibm-acpi until kernel 2.6.21 and release
20 0.13-20070314. It used to be in the drivers/acpi tree, but it was
21 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel
25 The driver is named "thinkpad-acpi". In some places, like module
29 "tpacpi" is used as a shorthand where "thinkpad-acpi" would be too
33 ------
38 - Fn key combinations
39 - Bluetooth enable and disable
40 - video output switching, expansion control
41 - ThinkLight on and off
42 - CMOS/UCMS control
43 - LED control
44 - ACPI sounds
45 - temperature sensors
46 - Experimental: embedded controller register dump
47 - LCD brightness control
48 - Volume control
49 - Fan control and monitoring: fan speed, fan enable/disable
50 - WAN enable and disable
51 - UWB enable and disable
52 - LCD Shadow (PrivacyGuard) enable and disable
53 - Lap mode sensor
54 - Setting keyboard language
55 - WWAN Antenna type
56 - Auxmac
59 site, http://ibm-acpi.sf.net/. I appreciate any success or failure
63 - ThinkPad model name
64 - a copy of your ACPI tables, using the "acpidump" utility
65 - a copy of the output of dmidecode, with serial numbers
67 - which driver features work and which don't
68 - the observed behavior of non-working features
74 ------------
78 It is located on the menu path: "Device Drivers" -> "X86 Platform
79 Specific Device Drivers" -> "ThinkPad ACPI Laptop Extras".
83 --------
86 used to access the features it provides. One is a legacy procfs-based
88 is a new sysfs-based interface which is not complete yet.
90 The procfs interface creates the /proc/acpi/ibm directory. There is a
107 thinkpad-acpi's implementation of sysfs interfaces.
109 Also, any bugs in the thinkpad-acpi sysfs driver code or in the
110 thinkpad-acpi's implementation of the sysfs interfaces will be fixed for
112 non-compatible ways. As these interfaces mature both in the kernel and
113 in thinkpad-acpi, such changes should become quite rare.
115 Applications interfacing to the thinkpad-acpi sysfs interfaces must
120 The version of thinkpad-acpi's sysfs interface is exported by the driver
138 --------------
140 procfs: /proc/acpi/ibm/driver
148 -----------------------
152 Version of the thinkpad-acpi sysfs interface, as an unsigned long
156 - major revision
158 - minor revision
160 - bugfix revision
167 Changes to the thinkpad-acpi sysfs interface are only considered
168 non-experimental when they are submitted to Linux mainline, at which
170 may be updated. If you are using any thinkpad-acpi features not yet
175 Changes that are backwards-compatible by nature (e.g. the addition of
184 --------
186 procfs: /proc/acpi/ibm/hotkey
192 system. Enabling the hotkey functionality of thinkpad-acpi signals the
213 thinkpad-acpi would prefer to handle it, if the firmware would be so
238 The following commands can be written to the /proc/acpi/ibm/hotkey file::
240 echo 0xffffffff > /proc/acpi/ibm/hotkey -- enable all hot keys
241 echo 0 > /proc/acpi/ibm/hotkey -- disable all possible hot keys
242 ... any other 8-hex-digit mask ...
243 echo reset > /proc/acpi/ibm/hotkey -- restore the recommended mask
248 echo enable > /proc/acpi/ibm/hotkey -- does nothing
249 echo disable > /proc/acpi/ibm/hotkey -- returns an error
252 maintain maximum bug-to-bug compatibility, it does not report any masks,
267 Returns the hot keys mask when thinkpad-acpi was loaded.
276 0: returns -EPERM
302 poll the NVRAM for. This is auto-detected by the driver
318 version -- not just with firmware models -- as well as
354 undock. Set to zero for normal wake-ups or wake-ups
392 backwards-compatible way. The MSB shall always be 0x41 for this input
396 been changed in a non-backwards compatible way.
399 backwards-compatible change for this input device.
401 Thinkpad-acpi Hot Key event map (version 0x4101):
407 0x1001 0x00 FN+F1 -
417 off the ThinkLight as side-effect
421 semantics, i.e. sleep-to-RAM).
433 and W-WAN card if left in control
437 radios (Bluetooth+W-WAN+WLAN),
440 0x1006 0x05 FN+F6 -
453 0x1009 0x08 FN+F9 -
457 0x100B 0x0A FN+F11 -
469 0x100D 0x0C FN+BACKSPACE -
470 0x100E 0x0D FN+INSERT -
471 0x100F 0x0E FN+DELETE -
489 0x1013 0x12 FN+PGDOWN -
534 In addition to the EV_KEY events, thinkpad-acpi may also issue EV_SW
543 ------------------------------
574 0x4010 Docked into hotplug port replicator (non-ACPI dock)
575 0x4011 Undocked from hotplug port replicator (non-ACPI dock)
621 ---------
623 procfs: /proc/acpi/ibm/bluetooth
633 so it is kept across reboots and power-off.
640 echo enable > /proc/acpi/ibm/bluetooth
641 echo disable > /proc/acpi/ibm/bluetooth
647 disabled through the "bluetooth_enable" thinkpad-acpi device
652 - 0: disables Bluetooth / Bluetooth is disabled
653 - 1: enables Bluetooth / Bluetooth is enabled.
660 Documentation/driver-api/rfkill.rst for details.
663 Video output control -- /proc/acpi/ibm/video
664 --------------------------------------------
666 This feature allows control over the devices used for video output -
669 echo lcd_enable > /proc/acpi/ibm/video
670 echo lcd_disable > /proc/acpi/ibm/video
671 echo crt_enable > /proc/acpi/ibm/video
672 echo crt_disable > /proc/acpi/ibm/video
673 echo dvi_enable > /proc/acpi/ibm/video
674 echo dvi_disable > /proc/acpi/ibm/video
675 echo auto_enable > /proc/acpi/ibm/video
676 echo auto_disable > /proc/acpi/ibm/video
677 echo expand_toggle > /proc/acpi/ibm/video
678 echo video_switch > /proc/acpi/ibm/video
686 Reading /proc/acpi/ibm/video shows the status of each device.
696 (it simulates the behavior of Fn-F7).
705 Fn-F7 from working. This also disables the video output switching
707 Fn-F7. Video switching on the console should still work.
713 ------------------
715 procfs: /proc/acpi/ibm/light
726 echo on > /proc/acpi/ibm/light
727 echo off > /proc/acpi/ibm/light
733 documentation, in Documentation/leds/leds-class.rst. The ThinkLight LED name
737 cannot be read or if it is unknown, thinkpad-acpi will report it as "off".
742 -----------------
744 procfs: /proc/acpi/ibm/cmos
762 - 0 - Related to "Volume down" key press
763 - 1 - Related to "Volume up" key press
764 - 2 - Related to "Mute on" key press
765 - 3 - Related to "Access IBM" key press
766 - 4 - Related to "LCD brightness up" key press
767 - 5 - Related to "LCD brightness down" key press
768 - 11 - Related to "toggle screen expansion" key press/function
769 - 12 - Related to "ThinkLight on"
770 - 13 - Related to "ThinkLight off"
771 - 14 - Related to "ThinkLight" key press (toggle ThinkLight)
773 The cmos command interface is prone to firmware split-brain problems, as
779 -----------
781 procfs: /proc/acpi/ibm/led
795 Unrestricted access to all LEDs requires that thinkpad-acpi be
801 visible to userspace. They are used by the snd-hda-intel audio driver.
808 echo '<LED number> on' >/proc/acpi/ibm/led
809 echo '<LED number> off' >/proc/acpi/ibm/led
810 echo '<LED number> blink' >/proc/acpi/ibm/led
816 - 0 - power
817 - 1 - battery (orange)
818 - 2 - battery (green)
819 - 3 - UltraBase/dock
820 - 4 - UltraBay
821 - 5 - UltraBase battery slot
822 - 6 - (unknown)
823 - 7 - standby
824 - 8 - dock status 1
825 - 9 - dock status 2
826 - 10, 11 - (unknown)
827 - 12 - thinkvantage
828 - 13, 14, 15 - (unknown)
836 documentation, in Documentation/leds/leds-class.rst.
846 indicators cannot be read due to an error, thinkpad-acpi will report it as
862 a report to ibm-acpi-[email protected] is appreciated.
865 ACPI sounds -- /proc/acpi/ibm/beep
866 ----------------------------------
872 The commands are non-negative integer numbers::
874 echo <number> >/proc/acpi/ibm/beep
880 - 0 - stop a sound in progress (but use 17 to stop 16)
881 - 2 - two beeps, pause, third beep ("low battery")
882 - 3 - single beep
883 - 4 - high, followed by low-pitched beep ("unable")
884 - 5 - single beep
885 - 6 - very high, followed by high-pitched beep ("AC/DC")
886 - 7 - high-pitched beep
887 - 9 - three short beeps
888 - 10 - very long beep
889 - 12 - low-pitched beep
890 - 15 - three high-pitched beeps repeating constantly, stop with 0
891 - 16 - one medium-pitched beep repeating constantly, stop with 17
892 - 17 - stop 16
896 -------------------
898 procfs: /proc/acpi/ibm/thermal
910 42 42 45 41 36 -128 33 -128
915 48 48 36 52 38 -128 31 -128 48 52 48 -128 -128 -128 -128 -128
918 system-board model (and thus, on ThinkPad model).
925 - 1: CPU
926 - 2: (depends on model)
927 - 3: (depends on model)
928 - 4: GPU
929 - 5: Main battery: main sensor
930 - 6: Bay battery: main sensor
931 - 7: Main battery: secondary sensor
932 - 8: Bay battery: secondary sensor
933 - 9-15: (depends on model)
937 - 2: Mini-PCI
938 - 3: Internal HDD
943 - 2: System board, left side (near PCMCIA slot), reported as HDAPS temp
944 - 3: PCMCIA slot
945 - 9: MCH (northbridge) to DRAM Bus
946 - 10: Clock-generator, mini-pci card and ICH (southbridge), under Mini-PCI
948 - 11: Power regulator, underside of system board, below F2 key
953 - 1: CPU
954 - 2: Main Battery: main sensor
955 - 3: Power Converter
956 - 4: Bay Battery: main sensor
957 - 5: MCH (northbridge)
958 - 6: PCMCIA/ambient
959 - 7: Main Battery: secondary sensor
960 - 8: Bay Battery: secondary sensor
966 Readings from sensors that are not available return -128.
976 thinkpad-acpi thermal sensors are reported through the hwmon
981 -----------------------------------------------
991 - make sure the battery is fully charged
992 - make sure the fan is running
993 - use above mentioned tool to read out the EC
1000 embedded controller registers - e.g. make sure nothing else changes
1008 ----------------------
1010 procfs: /proc/acpi/ibm/brightness
1042 ThinkPad-specific interface. The driver will disable its native
1046 If you want to use the thinkpad-acpi backlight brightness control
1061 echo up >/proc/acpi/ibm/brightness
1062 echo down >/proc/acpi/ibm/brightness
1063 echo 'level <level>' >/proc/acpi/ibm/brightness
1091 because thinkpad-acpi cannot really turn the backlight
1099 Whatever you do, do NOT ever call thinkpad-acpi backlight-level change
1100 interface and the ACPI-based backlight level change interface
1108 --------------------------------------
1110 procfs: /proc/acpi/ibm/volume
1114 NOTE: by default, the volume control interface operates in read-only
1115 mode, as it is supposed to be used for on-screen-display purposes.
1122 the desktop environment to just provide on-screen-display feedback.
1130 ThinkPads have a built-in amplifier and muting circuit that drives the
1147 This is a very superior design when compared to the cheap software-only
1148 mute-toggle solution found on normal consumer laptops: you can be
1152 The IBM ThinkPads, and the earlier Lenovo ThinkPads have variable-gain
1163 normal key presses to the operating system (thinkpad-acpi is not
1167 The ThinkPad-ACPI volume control
1176 echo up >/proc/acpi/ibm/volume
1177 echo down >/proc/acpi/ibm/volume
1178 echo mute >/proc/acpi/ibm/volume
1179 echo unmute >/proc/acpi/ibm/volume
1180 echo 'level <level>' >/proc/acpi/ibm/volume
1188 whether your thinkpad has volume control or mute-only control:
1193 please report this to ibm-acpi-[email protected], so that we
1203 ibm-acpi-[email protected].
1210 ---------------------------------------------------------
1212 procfs: /proc/acpi/ibm/fan
1221 must be given to thinkpad-acpi.
1243 There is also a "full-speed" level, also known as "disengaged" level.
1244 In this level, the EC disables the speed-locked closed-loop fan control,
1250 commands. The full-speed level may take up to two minutes to ramp up to
1252 while the EC is transitioning to the full-speed level.
1272 through thinkpad-acpi.
1274 The thinkpad-acpi kernel driver can be programmed to revert the fan
1293 echo enable >/proc/acpi/ibm/fan
1294 echo disable >/proc/acpi/ibm/fan
1301 echo 'level <level>' > /proc/acpi/ibm/fan
1304 "full-speed" (without the quotes). Not all ThinkPads support the "auto"
1305 and "full-speed" levels. The driver accepts "disengaged" as an alias for
1306 "full-speed", and reports it as "disengaged" for backwards
1313 echo 'speed <speed>' > /proc/acpi/ibm/fan
1323 echo 'watchdog <interval in seconds>' > /proc/acpi/ibm/fan
1335 is out-of-bounds, and EPERM if it is forbidden. They may also return
1342 - 0: PWM offline (fan is set to full-speed mode)
1343 - 1: Manual PWM control (use pwm1 to set fan level)
1344 - 2: Hardware PWM control (EC "auto" mode)
1345 - 3: reserved (Software PWM control, not implemented yet)
1349 mode is unsupported, it will return -EINVAL.
1352 Fan level, scaled from the firmware values of 0-7 to the hwmon
1353 scale of 0-255. 0 means fan stopped, 255 means highest normal
1360 Fan tachometer reading, in RPM. May go stale on certain
1366 Fan tachometer reading, in RPM, for the secondary fan.
1382 ---
1384 procfs: /proc/acpi/ibm/wan
1390 This feature shows the presence and current state of the built-in
1394 so it is kept across reboots and power-off.
1402 If the W-WAN card is installed, the following commands can be used::
1404 echo enable > /proc/acpi/ibm/wan
1405 echo disable > /proc/acpi/ibm/wan
1410 If the W-WAN card is installed, it can be enabled /
1411 disabled through the "wwan_enable" thinkpad-acpi device
1415 - 0: disables WWAN card / WWAN card is disabled
1416 - 1: enables WWAN card / WWAN card is enabled.
1423 Documentation/driver-api/rfkill.rst for details.
1427 ------------------
1429 procfs: /proc/acpi/ibm/lcdshadow
1441 echo '0' >/proc/acpi/ibm/lcdshadow
1442 echo '1' >/proc/acpi/ibm/lcdshadow
1449 -------------------
1459 The property is read-only. If the platform doesn't have support the sysfs
1463 -----------------
1479 Documentation/driver-api/rfkill.rst for details.
1483 -------------------------
1500 fr(French), fr-ch(French(Switzerland)), hu(Hungarian), it(Italy), jp (Japan),
1505 -----------------
1518 - type a
1519 - type b
1521 The property is read-only. If the platform doesn't have support the sysfs
1525 ------
1529 Some newer Thinkpads have a feature called MAC Address Pass-through. This
1532 network. This property enables user-space to easily determine the MAC address
1541 This property is read-only.
1544 -----------------
1552 - 0 = Home mode
1553 - 1 = Web-browser mode
1554 - 2 = Web-conference mode
1555 - 3 = Function mode
1556 - 4 = Layflat mode
1563 ----------------------
1577 Documentation/ABI/testing/sysfs-class-power.
1580 ------------------------------------
1582 Multiple commands can be written to the proc files in one shot by
1585 echo enable,0xffff > /proc/acpi/ibm/hotkey
1586 echo lcd_disable,crt_enable > /proc/acpi/ibm/video
1588 Commands can also be specified when loading the thinkpad-acpi module,
1595 -------------------------
1629 -----------------------
1631 If thinkpad-acpi refuses to detect your ThinkPad, you can try to specify
1633 not, please contact ibm-acpi-[email protected] with a report.
1651 and the hwmon class for libsensors4 (lm-sensors 3)
1655 0x020100: Marker for thinkpad-acpi with hot key NVRAM polling
1660 0x020101: Marker for thinkpad-acpi with hot key NVRAM polling
1684 0x020700: Support for mute-only mixers.
1685 Volume control in read-only mode by default.