kernel_optimize_test/drivers/firmware/Kconfig
Linus Torvalds 09da8dfa98 ACPI and power management updates for 3.14-rc1
- ACPI core changes to make it create a struct acpi_device object for every
    device represented in the ACPI tables during all namespace scans regardless
    of the current status of that device.  In accordance with this, ACPI hotplug
    operations will not delete those objects, unless the underlying ACPI tables
    go away.
 
  - On top of the above, new sysfs attribute for ACPI device objects allowing
    user space to check device status by triggering the execution of _STA for
    its ACPI object.  From Srinivas Pandruvada.
 
  - ACPI core hotplug changes reducing code duplication, integrating the
    PCI root hotplug with the core and reworking container hotplug.
 
  - ACPI core simplifications making it use ACPI_COMPANION() in the code
    "glueing" ACPI device objects to "physical" devices.
 
  - ACPICA update to upstream version 20131218.  This adds support for the
    DBG2 and PCCT tables to ACPICA, fixes some bugs and improves debug
    facilities.  From Bob Moore, Lv Zheng and Betty Dall.
 
  - Init code change to carry out the early ACPI initialization earlier.
    That should allow us to use ACPI during the timekeeping initialization
    and possibly to simplify the EFI initialization too.  From Chun-Yi Lee.
 
  - Clenups of the inclusions of ACPI headers in many places all over from
    Lv Zheng and Rashika Kheria (work in progress).
 
  - New helper for ACPI _DSM execution and rework of the code in drivers
    that uses _DSM to execute it via the new helper.  From Jiang Liu.
 
  - New Win8 OSI blacklist entries from Takashi Iwai.
 
  - Assorted ACPI fixes and cleanups from Al Stone, Emil Goode, Hanjun Guo,
    Lan Tianyu, Masanari Iida, Oliver Neukum, Prarit Bhargava, Rashika Kheria,
    Tang Chen, Zhang Rui.
 
  - intel_pstate driver updates, including proper Baytrail support, from
    Dirk Brandewie and intel_pstate documentation from Ramkumar Ramachandra.
 
  - Generic CPU boost ("turbo") support for cpufreq from Lukasz Majewski.
 
  - powernow-k6 cpufreq driver fixes from Mikulas Patocka.
 
  - cpufreq core fixes and cleanups from Viresh Kumar, Jane Li, Mark Brown.
 
  - Assorted cpufreq drivers fixes and cleanups from Anson Huang, John Tobias,
    Paul Bolle, Paul Walmsley, Sachin Kamat, Shawn Guo, Viresh Kumar.
 
  - cpuidle cleanups from Bartlomiej Zolnierkiewicz.
 
  - Support for hibernation APM events from Bin Shi.
 
  - Hibernation fix to avoid bringing up nonboot CPUs with ACPI EC disabled
    during thaw transitions from Bjørn Mork.
 
  - PM core fixes and cleanups from Ben Dooks, Leonardo Potenza, Ulf Hansson.
 
  - PNP subsystem fixes and cleanups from Dmitry Torokhov, Levente Kurusa,
    Rashika Kheria.
 
  - New tool for profiling system suspend from Todd E Brandt and a cpupower
    tool cleanup from One Thousand Gnomes.
 
 /
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Merge tag 'pm+acpi-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI and power management updates from Rafael Wysocki:
 "As far as the number of commits goes, the top spot belongs to ACPI
  this time with cpufreq in the second position and a handful of PM
  core, PNP and cpuidle updates.  They are fixes and cleanups mostly, as
  usual, with a couple of new features in the mix.

  The most visible change is probably that we will create struct
  acpi_device objects (visible in sysfs) for all devices represented in
  the ACPI tables regardless of their status and there will be a new
  sysfs attribute under those objects allowing user space to check that
  status via _STA.

  Consequently, ACPI device eject or generally hot-removal will not
  delete those objects, unless the table containing the corresponding
  namespace nodes is unloaded, which is extremely rare.  Also ACPI
  container hotplug will be handled quite a bit differently and cpufreq
  will support CPU boost ("turbo") generically and not only in the
  acpi-cpufreq driver.

  Specifics:

   - ACPI core changes to make it create a struct acpi_device object for
     every device represented in the ACPI tables during all namespace
     scans regardless of the current status of that device.  In
     accordance with this, ACPI hotplug operations will not delete those
     objects, unless the underlying ACPI tables go away.

   - On top of the above, new sysfs attribute for ACPI device objects
     allowing user space to check device status by triggering the
     execution of _STA for its ACPI object.  From Srinivas Pandruvada.

   - ACPI core hotplug changes reducing code duplication, integrating
     the PCI root hotplug with the core and reworking container hotplug.

   - ACPI core simplifications making it use ACPI_COMPANION() in the
     code "glueing" ACPI device objects to "physical" devices.

   - ACPICA update to upstream version 20131218.  This adds support for
     the DBG2 and PCCT tables to ACPICA, fixes some bugs and improves
     debug facilities.  From Bob Moore, Lv Zheng and Betty Dall.

   - Init code change to carry out the early ACPI initialization
     earlier.  That should allow us to use ACPI during the timekeeping
     initialization and possibly to simplify the EFI initialization too.
     From Chun-Yi Lee.

   - Clenups of the inclusions of ACPI headers in many places all over
     from Lv Zheng and Rashika Kheria (work in progress).

   - New helper for ACPI _DSM execution and rework of the code in
     drivers that uses _DSM to execute it via the new helper.  From
     Jiang Liu.

   - New Win8 OSI blacklist entries from Takashi Iwai.

   - Assorted ACPI fixes and cleanups from Al Stone, Emil Goode, Hanjun
     Guo, Lan Tianyu, Masanari Iida, Oliver Neukum, Prarit Bhargava,
     Rashika Kheria, Tang Chen, Zhang Rui.

   - intel_pstate driver updates, including proper Baytrail support,
     from Dirk Brandewie and intel_pstate documentation from Ramkumar
     Ramachandra.

   - Generic CPU boost ("turbo") support for cpufreq from Lukasz
     Majewski.

   - powernow-k6 cpufreq driver fixes from Mikulas Patocka.

   - cpufreq core fixes and cleanups from Viresh Kumar, Jane Li, Mark
     Brown.

   - Assorted cpufreq drivers fixes and cleanups from Anson Huang, John
     Tobias, Paul Bolle, Paul Walmsley, Sachin Kamat, Shawn Guo, Viresh
     Kumar.

   - cpuidle cleanups from Bartlomiej Zolnierkiewicz.

   - Support for hibernation APM events from Bin Shi.

   - Hibernation fix to avoid bringing up nonboot CPUs with ACPI EC
     disabled during thaw transitions from Bjørn Mork.

   - PM core fixes and cleanups from Ben Dooks, Leonardo Potenza, Ulf
     Hansson.

   - PNP subsystem fixes and cleanups from Dmitry Torokhov, Levente
     Kurusa, Rashika Kheria.

   - New tool for profiling system suspend from Todd E Brandt and a
     cpupower tool cleanup from One Thousand Gnomes"

* tag 'pm+acpi-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (153 commits)
  thermal: exynos: boost: Automatic enable/disable of BOOST feature (at Exynos4412)
  cpufreq: exynos4x12: Change L0 driver data to CPUFREQ_BOOST_FREQ
  Documentation: cpufreq / boost: Update BOOST documentation
  cpufreq: exynos: Extend Exynos cpufreq driver to support boost
  cpufreq / boost: Kconfig: Support for software-managed BOOST
  acpi-cpufreq: Adjust the code to use the common boost attribute
  cpufreq: Add boost frequency support in core
  intel_pstate: Add trace point to report internal state.
  cpufreq: introduce cpufreq_generic_get() routine
  ARM: SA1100: Create dummy clk_get_rate() to avoid build failures
  cpufreq: stats: create sysfs entries when cpufreq_stats is a module
  cpufreq: stats: free table and remove sysfs entry in a single routine
  cpufreq: stats: remove hotplug notifiers
  cpufreq: stats: handle cpufreq_unregister_driver() and suspend/resume properly
  cpufreq: speedstep: remove unused speedstep_get_state
  platform: introduce OF style 'modalias' support for platform bus
  PM / tools: new tool for suspend/resume performance optimization
  ACPI: fix module autoloading for ACPI enumerated devices
  ACPI: add module autoloading support for ACPI enumerated devices
  ACPI: fix create_modalias() return value handling
  ...
2014-01-24 15:51:02 -08:00

139 lines
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#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
#
menu "Firmware Drivers"
config EDD
tristate "BIOS Enhanced Disk Drive calls determine boot disk"
depends on X86
help
Say Y or M here if you want to enable BIOS Enhanced Disk Drive
Services real mode BIOS calls to determine which disk
BIOS tries boot from. This information is then exported via sysfs.
This option is experimental and is known to fail to boot on some
obscure configurations. Most disk controller BIOS vendors do
not yet implement this feature.
config EDD_OFF
bool "Sets default behavior for EDD detection to off"
depends on EDD
default n
help
Say Y if you want EDD disabled by default, even though it is compiled into the
kernel. Say N if you want EDD enabled by default. EDD can be dynamically set
using the kernel parameter 'edd={on|skipmbr|off}'.
config FIRMWARE_MEMMAP
bool "Add firmware-provided memory map to sysfs" if EXPERT
default X86
help
Add the firmware-provided (unmodified) memory map to /sys/firmware/memmap.
That memory map is used for example by kexec to set up parameter area
for the next kernel, but can also be used for debugging purposes.
See also Documentation/ABI/testing/sysfs-firmware-memmap.
config EFI_PCDP
bool "Console device selection via EFI PCDP or HCDP table"
depends on ACPI && EFI && IA64
default y if IA64
help
If your firmware supplies the PCDP table, and you want to
automatically use the primary console device it describes
as the Linux console, say Y here.
If your firmware supplies the HCDP table, and you want to
use the first serial port it describes as the Linux console,
say Y here. If your EFI ConOut path contains only a UART
device, it will become the console automatically. Otherwise,
you must specify the "console=hcdp" kernel boot argument.
Neither the PCDP nor the HCDP affects naming of serial devices,
so a serial console may be /dev/ttyS0, /dev/ttyS1, etc, depending
on how the driver discovers devices.
You must also enable the appropriate drivers (serial, VGA, etc.)
See DIG64_HCDPv20_042804.pdf available from
<http://www.dig64.org/specifications/>
config DELL_RBU
tristate "BIOS update support for DELL systems via sysfs"
depends on X86
select FW_LOADER
select FW_LOADER_USER_HELPER
help
Say m if you want to have the option of updating the BIOS for your
DELL system. Note you need a Dell OpenManage or Dell Update package (DUP)
supporting application to communicate with the BIOS regarding the new
image for the image update to take effect.
See <file:Documentation/dell_rbu.txt> for more details on the driver.
config DCDBAS
tristate "Dell Systems Management Base Driver"
depends on X86
help
The Dell Systems Management Base Driver provides a sysfs interface
for systems management software to perform System Management
Interrupts (SMIs) and Host Control Actions (system power cycle or
power off after OS shutdown) on certain Dell systems.
See <file:Documentation/dcdbas.txt> for more details on the driver
and the Dell systems on which Dell systems management software makes
use of this driver.
Say Y or M here to enable the driver for use by Dell systems
management software such as Dell OpenManage.
config DMIID
bool "Export DMI identification via sysfs to userspace"
depends on DMI
default y
help
Say Y here if you want to query SMBIOS/DMI system identification
information from userspace through /sys/class/dmi/id/ or if you want
DMI-based module auto-loading.
config DMI_SYSFS
tristate "DMI table support in sysfs"
depends on SYSFS && DMI
default n
help
Say Y or M here to enable the exporting of the raw DMI table
data via sysfs. This is useful for consuming the data without
requiring any access to /dev/mem at all. Tables are found
under /sys/firmware/dmi when this option is enabled and
loaded.
config DMI_SCAN_MACHINE_NON_EFI_FALLBACK
bool
config ISCSI_IBFT_FIND
bool "iSCSI Boot Firmware Table Attributes"
depends on X86 && ACPI
default n
help
This option enables the kernel to find the region of memory
in which the ISCSI Boot Firmware Table (iBFT) resides. This
is necessary for iSCSI Boot Firmware Table Attributes module to work
properly.
config ISCSI_IBFT
tristate "iSCSI Boot Firmware Table Attributes module"
select ISCSI_BOOT_SYSFS
depends on ISCSI_IBFT_FIND && SCSI && SCSI_LOWLEVEL
default n
help
This option enables support for detection and exposing of iSCSI
Boot Firmware Table (iBFT) via sysfs to userspace. If you wish to
detect iSCSI boot parameters dynamically during system boot, say Y.
Otherwise, say N.
source "drivers/firmware/google/Kconfig"
source "drivers/firmware/efi/Kconfig"
endmenu