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Diffstat (limited to 'drivers/acpi/Kconfig')
| -rw-r--r-- | drivers/acpi/Kconfig | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig new file mode 100644 index 000000000000..0400a52d5085 --- /dev/null +++ b/drivers/acpi/Kconfig @@ -0,0 +1,356 @@ +# +# ACPI Configuration +# + +menu "ACPI (Advanced Configuration and Power Interface) Support" + depends on !X86_VISWS + depends on !IA64_HP_SIM + depends on IA64 || X86 + +config ACPI + bool "ACPI Support" + depends on IA64 || X86 + + default y + ---help--- + Advanced Configuration and Power Interface (ACPI) support for + Linux requires an ACPI compliant platform (hardware/firmware), + and assumes the presence of OS-directed configuration and power + management (OSPM) software. This option will enlarge your + kernel by about 70K. + + Linux ACPI provides a robust functional replacement for several + legacy configuration and power management interfaces, including + the Plug-and-Play BIOS specification (PnP BIOS), the + MultiProcessor Specification (MPS), and the Advanced Power + Management (APM) specification. If both ACPI and APM support + are configured, whichever is loaded first shall be used. + + The ACPI SourceForge project contains the latest source code, + documentation, tools, mailing list subscription, and other + information. This project is available at: + <http://sourceforge.net/projects/acpi> + + Linux support for ACPI is based on Intel Corporation's ACPI + Component Architecture (ACPI CA). For more information see: + <http://developer.intel.com/technology/iapc/acpi> + + ACPI is an open industry specification co-developed by Compaq, + Intel, Microsoft, Phoenix, and Toshiba. The specification is + available at: + <http://www.acpi.info> + +config ACPI_BOOT + bool + depends on ACPI || X86_HT + default y + +if ACPI + +config ACPI_INTERPRETER + bool + depends on !IA64_SGI_SN + default y + +if ACPI_INTERPRETER + +config ACPI_SLEEP + bool "Sleep States (EXPERIMENTAL)" + depends on X86 + depends on EXPERIMENTAL && PM + default y + ---help--- + This option adds support for ACPI suspend states. + + With this option, you will be able to put the system "to sleep". + Sleep states are low power states for the system and devices. All + of the system operating state is saved to either memory or disk + (depending on the state), to allow the system to resume operation + quickly at your request. + + Although this option sounds really nifty, barely any of the device + drivers have been converted to the new driver model and hence few + have proper power management support. + + This option is not recommended for anyone except those doing driver + power management development. + +config ACPI_SLEEP_PROC_FS + bool + depends on ACPI_SLEEP && PROC_FS + default y + +config ACPI_AC + tristate "AC Adapter" + depends on X86 + default m + help + This driver adds support for the AC Adapter object, which indicates + whether a system is on AC, or not. Typically, only mobile systems + have this object, since desktops are always on AC. + +config ACPI_BATTERY + tristate "Battery" + depends on X86 + default m + help + This driver adds support for battery information through + /proc/acpi/battery. If you have a mobile system with a battery, + say Y. + +config ACPI_BUTTON + tristate "Button" + depends on !IA64_SGI_SN + default m + help + This driver registers for events based on buttons, such as the + power, sleep, and lid switch. In the future, a daemon will read + /proc/acpi/event and perform user-defined actions such as shutting + down the system. Until then, you can cat it, and see output when + a button is pressed. + +config ACPI_VIDEO + tristate "Video" + depends on EXPERIMENTAL + depends on !IA64_SGI_SN + default m + help + This driver implement the ACPI Extensions For Display Adapters + for integrated graphics devices on motherboard, as specified in + ACPI 2.0 Specification, Appendix B, allowing to perform some basic + control like defining the video POST device, retrieving EDID information + or to setup a video output, etc. + Note that this is an ref. implementation only. It may or may not work + for your integrated video device. + +config ACPI_FAN + tristate "Fan" + depends on !IA64_SGI_SN + default m + help + This driver adds support for ACPI fan devices, allowing user-mode + applications to perform basic fan control (on, off, status). + +config ACPI_PROCESSOR + tristate "Processor" + depends on !IA64_SGI_SN + default m + help + This driver installs ACPI as the idle handler for Linux, and uses + ACPI C2 and C3 processor states to save power, on systems that + support it. + +config ACPI_HOTPLUG_CPU + bool "Processor Hotplug (EXPERIMENTAL)" + depends on ACPI_PROCESSOR && HOTPLUG_CPU && EXPERIMENTAL + depends on !IA64_SGI_SN + select ACPI_CONTAINER + default n + ---help--- + Select this option if your platform support physical CPU hotplug. + +config ACPI_THERMAL + tristate "Thermal Zone" + depends on ACPI_PROCESSOR + default m + help + This driver adds support for ACPI thermal zones. Most mobile and + some desktop systems support ACPI thermal zones. It is HIGHLY + recommended that this option be enabled, as your processor(s) + may be damaged without it. + +config ACPI_NUMA + bool "NUMA support" + depends on NUMA + depends on (IA64 || X86_64) + default y if IA64_GENERIC || IA64_SGI_SN2 + +config ACPI_ASUS + tristate "ASUS/Medion Laptop Extras" + depends on X86 + default m + ---help--- + This driver provides support for extra features of ACPI-compatible + ASUS laptops. As some of Medion laptops are made by ASUS, it may also + support some Medion laptops (such as 9675 for example). It makes all + the extra buttons generate standard ACPI events that go through + /proc/acpi/events, and (on some models) adds support for changing the + display brightness and output, switching the LCD backlight on and off, + and most importantly, allows you to blink those fancy LEDs intended + for reporting mail and wireless status. + + Note: display switching code is currently considered EXPERIMENTAL, + toying with these values may even lock your machine. + + All settings are changed via /proc/acpi/asus directory entries. Owner + and group for these entries can be set with asus_uid and asus_gid + parameters. + + More information and a userspace daemon for handling the extra buttons + at <http://sourceforge.net/projects/acpi4asus/>. + + If you have an ACPI-compatible ASUS laptop, say Y or M here. This + driver is still under development, so if your laptop is unsupported or + something works not quite as expected, please use the mailing list + available on the above page (acpi4asus-user@lists.sourceforge.net) + +config ACPI_IBM + tristate "IBM ThinkPad Laptop Extras" + depends on X86 + default m + ---help--- + This is a Linux ACPI driver for the IBM ThinkPad laptops. It adds + support for Fn-Fx key combinations, Bluetooth control, video + output switching, ThinkLight control, UltraBay eject and more. + For more information about this driver see <file:Documentation/ibm-acpi.txt> + and <http://ibm-acpi.sf.net/> . + + If you have an IBM ThinkPad laptop, say Y or M here. + +config ACPI_TOSHIBA + tristate "Toshiba Laptop Extras" + depends on X86 + default m + ---help--- + This driver adds support for access to certain system settings + on "legacy free" Toshiba laptops. These laptops can be recognized by + their lack of a BIOS setup menu and APM support. + + On these machines, all system configuration is handled through the + ACPI. This driver is required for access to controls not covered + by the general ACPI drivers, such as LCD brightness, video output, + etc. + + This driver differs from the non-ACPI Toshiba laptop driver (located + under "Processor type and features") in several aspects. + Configuration is accessed by reading and writing text files in the + /proc tree instead of by program interface to /dev. Furthermore, no + power management functions are exposed, as those are handled by the + general ACPI drivers. + + More information about this driver is available at + <http://memebeam.org/toys/ToshibaAcpiDriver>. + + If you have a legacy free Toshiba laptop (such as the Libretto L1 + series), say Y. + +config ACPI_CUSTOM_DSDT + bool "Include Custom DSDT" + depends on !STANDALONE + default n + help + Thist option is to load a custom ACPI DSDT + If you don't know what that is, say N. + +config ACPI_CUSTOM_DSDT_FILE + string "Custom DSDT Table file to include" + depends on ACPI_CUSTOM_DSDT + default "" + help + Enter the full path name to the file wich includes the AmlCode declaration. + +config ACPI_BLACKLIST_YEAR + int "Disable ACPI for systems before Jan 1st this year" + depends on ACPI_INTERPRETER + default 0 + help + enter a 4-digit year, eg. 2001 to disable ACPI by default + on platforms with DMI BIOS date before January 1st that year. + "acpi=force" can be used to override this mechanism. + + Enter 0 to disable this mechanism and allow ACPI to + run by default no matter what the year. (default) + +config ACPI_DEBUG + bool "Debug Statements" + depends on !IA64_SGI_SN + default n + help + The ACPI driver can optionally report errors with a great deal + of verbosity. Saying Y enables these statements. This will increase + your kernel size by around 50K. + +config ACPI_BUS + bool + depends on !IA64_SGI_SN + default y + +config ACPI_EC + bool + depends on X86 + default y + help + This driver is required on some systems for the proper operation of + the battery and thermal drivers. If you are compiling for a + mobile system, say Y. + +config ACPI_POWER + bool + depends on !IA64_SGI_SN + default y + +config ACPI_PCI + bool + depends on !IA64_SGI_SN + default PCI + +config ACPI_SYSTEM + bool + depends on !IA64_SGI_SN + default y + help + This driver will enable your system to shut down using ACPI, and + dump your ACPI DSDT table using /proc/acpi/dsdt. + +endif # ACPI_INTERPRETER + +config X86_PM_TIMER + bool "Power Management Timer Support" + depends on X86 + depends on ACPI_BOOT && EXPERIMENTAL + depends on !X86_64 + default n + help + The Power Management Timer is available on all ACPI-capable, + in most cases even if ACPI is unusable or blacklisted. + + This timing source is not affected by powermanagement features + like aggressive processor idling, throttling, frequency and/or + voltage scaling, unlike the commonly used Time Stamp Counter + (TSC) timing source. + + So, if you see messages like 'Losing too many ticks!' in the + kernel logs, and/or you are using this on a notebook which + does not yet have an HPET, you should say "Y" here. + +config ACPI_CONTAINER + tristate "ACPI0004,PNP0A05 and PNP0A06 Container Driver (EXPERIMENTAL)" + depends on EXPERIMENTAL + default (ACPI_HOTPLUG_MEMORY || ACPI_HOTPLUG_CPU || ACPI_HOTPLUG_IO) + ---help--- + This is the ACPI generic container driver which supports + ACPI0004, PNP0A05 and PNP0A06 devices + +config ACPI_HOTPLUG_MEMORY + tristate "Memory Hotplug" + depends on ACPI + depends on MEMORY_HOTPLUG + default n + help + This driver adds supports for ACPI Memory Hotplug. This driver + provides support for fielding notifications on ACPI memory + devices (PNP0C80) which represent memory ranges that may be + onlined or offlined during runtime. + + Enabling this driver assumes that your platform hardware + and firmware have support for hot-plugging physical memory. If + your system does not support physically adding or ripping out + memory DIMMs at some platfrom defined granularity (individually + or as a bank) at runtime, then you need not enable this driver. + + If one selects "m," this driver can be loaded using the following + command: + $>modprobe acpi_memhotplug +endif # ACPI + +endmenu |