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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-23 10:20:36 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-23 10:20:36 -0700 |
commit | 765426e8ee4c0ab2bc9d44951f4865b8494cdbd0 (patch) | |
tree | 2b46ab8953eff175c8d3474a9754c1ab1394e4de /Documentation/kernel-parameters.txt | |
parent | 36ec891895020f3bc9953c8b11d079c6d77d76bd (diff) | |
parent | 898b054f3eec5921320ae8614b5bdd7b07ea5b43 (diff) | |
download | blackbird-op-linux-765426e8ee4c0ab2bc9d44951f4865b8494cdbd0.tar.gz blackbird-op-linux-765426e8ee4c0ab2bc9d44951f4865b8494cdbd0.zip |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (123 commits)
dock: make dock driver not a module
ACPI: fix ia64 build warning
ACPI: hack around sysfs warning with link order
ACPI suspend: fix build warning when CONFIG_ACPI_SLEEP=n
intel_menlo: fix build warning
panasonic-laptop: fix build
ACPICA: Update version to 20080926
ACPICA: Add support for zero-length buffer-to-string conversions
ACPICA: New: Validation for predefined ACPI methods/objects
ACPICA: Fix for implicit return compatibility
ACPICA: Fixed a couple memory leaks associated with "implicit return"
ACPICA: Optimize buffer allocation procedure
ACPICA: Fix possible memory leak, error exit path
ACPICA: Fix fault after mem allocation failure in AML parser
ACPICA: Remove unused ACPI register bit definition
ACPICA: Update version to 20080829
ACPICA: Fix possible memory leak in acpi_ns_get_external_pathname
ACPICA: Cleanup for internal Reference Object
ACPICA: Update comments - no functional changes
ACPICA: Update for Reference ACPI_OPERAND_OBJECT
...
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 61 |
1 files changed, 46 insertions, 15 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 53ba7c7d82b3..343e0f0f84b6 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -218,20 +218,47 @@ and is between 256 and 4096 characters. It is defined in the file acpi.debug_level= [HW,ACPI] Format: <int> Each bit of the <int> indicates an ACPI debug level, - 1: enable, 0: disable. It is useful for boot time - debugging. After system has booted up, it can be set - via /sys/module/acpi/parameters/debug_level. - CONFIG_ACPI_DEBUG must be enabled for this to produce any output. - Available bits (add the numbers together) to enable different - debug output levels of the ACPI subsystem: - 0x01 error 0x02 warn 0x04 init 0x08 debug object - 0x10 info 0x20 init names 0x40 parse 0x80 load - 0x100 dispatch 0x200 execute 0x400 names 0x800 operation region - 0x1000 bfield 0x2000 tables 0x4000 values 0x8000 objects - 0x10000 resources 0x20000 user requests 0x40000 package. - The number can be in decimal or prefixed with 0x in hex. - Warning: Many of these options can produce a lot of - output and make your system unusable. Be very careful. + which corresponds to the level in an ACPI_DEBUG_PRINT + statement. After system has booted up, this mask + can be set via /sys/module/acpi/parameters/debug_level. + + CONFIG_ACPI_DEBUG must be enabled for this to produce + any output. The number can be in decimal or prefixed + with 0x in hex. Some of these options produce so much + output that the system is unusable. + + The following global components are defined by the + ACPI CA: + 0x01 error + 0x02 warn + 0x04 init + 0x08 debug object + 0x10 info + 0x20 init names + 0x40 parse + 0x80 load + 0x100 dispatch + 0x200 execute + 0x400 names + 0x800 operation region + 0x1000 bfield + 0x2000 tables + 0x4000 values + 0x8000 objects + 0x10000 resources + 0x20000 user requests + 0x40000 package + The number can be in decimal or prefixed with 0x in hex. + Warning: Many of these options can produce a lot of + output and make your system unusable. Be very careful. + + acpi.power_nocheck= [HW,ACPI] + Format: 1/0 enable/disable the check of power state. + On some bogus BIOS the _PSC object/_STA object of + power resource can't return the correct device power + state. In such case it is unneccessary to check its + power state again in power transition. + 1 : disable the power state check acpi_pm_good [X86-32,X86-64] Override the pmtimer bug detection: force the kernel @@ -1711,6 +1738,10 @@ and is between 256 and 4096 characters. It is defined in the file Override pmtimer IOPort with a hex value. e.g. pmtmr=0x508 + pnp.debug [PNP] + Enable PNP debug messages. This depends on the + CONFIG_PNP_DEBUG_MESSAGES option. + pnpacpi= [ACPI] { off } @@ -2208,7 +2239,7 @@ and is between 256 and 4096 characters. It is defined in the file thermal.crt= [HW,ACPI] -1: disable all critical trip points in all thermal zones - <degrees C>: lower all critical trip points + <degrees C>: override all critical trip points thermal.nocrt= [HW,ACPI] Set to disable actions on ACPI thermal zone |