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authorThomas Renninger <trenn@suse.de>2008-08-11 09:03:20 -0400
committerLen Brown <len.brown@intel.com>2008-10-22 17:56:04 -0400
commit36eec5e29cf31011a7fbe121badfed7efb2a4ebb (patch)
tree8585f1d1c81f6213bd3ee5abc96236d0b1b0c5bd /Documentation/kernel-parameters.txt
parent3fa8749e584b55f1180411ab1b51117190bac1e5 (diff)
ACPI: Add expand acpi.debug_layer in kernel-parameters.txt
Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt47
1 files changed, 33 insertions, 14 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 1150444a21ab..44d1bd142edf 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -217,20 +217,39 @@ and is between 256 and 4096 characters. It is defined in the file
217 acpi.debug_level= [HW,ACPI] 217 acpi.debug_level= [HW,ACPI]
218 Format: <int> 218 Format: <int>
219 Each bit of the <int> indicates an ACPI debug level, 219 Each bit of the <int> indicates an ACPI debug level,
220 1: enable, 0: disable. It is useful for boot time 220 which corresponds to the level in an ACPI_DEBUG_PRINT
221 debugging. After system has booted up, it can be set 221 statement. After system has booted up, this mask
222 via /sys/module/acpi/parameters/debug_level. 222 can be set via /sys/module/acpi/parameters/debug_level.
223 CONFIG_ACPI_DEBUG must be enabled for this to produce any output. 223
224 Available bits (add the numbers together) to enable different 224 CONFIG_ACPI_DEBUG must be enabled for this to produce
225 debug output levels of the ACPI subsystem: 225 any output. The number can be in decimal or prefixed
226 0x01 error 0x02 warn 0x04 init 0x08 debug object 226 with 0x in hex. Some of these options produce so much
227 0x10 info 0x20 init names 0x40 parse 0x80 load 227 output that the system is unusable.
228 0x100 dispatch 0x200 execute 0x400 names 0x800 operation region 228
229 0x1000 bfield 0x2000 tables 0x4000 values 0x8000 objects 229 The following global components are defined by the
230 0x10000 resources 0x20000 user requests 0x40000 package. 230 ACPI CA:
231 The number can be in decimal or prefixed with 0x in hex. 231 0x01 error
232 Warning: Many of these options can produce a lot of 232 0x02 warn
233 output and make your system unusable. Be very careful. 233 0x04 init
234 0x08 debug object
235 0x10 info
236 0x20 init names
237 0x40 parse
238 0x80 load
239 0x100 dispatch
240 0x200 execute
241 0x400 names
242 0x800 operation region
243 0x1000 bfield
244 0x2000 tables
245 0x4000 values
246 0x8000 objects
247 0x10000 resources
248 0x20000 user requests
249 0x40000 package
250 The number can be in decimal or prefixed with 0x in hex.
251 Warning: Many of these options can produce a lot of
252 output and make your system unusable. Be very careful.
234 253
235 acpi_pm_good [X86-32,X86-64] 254 acpi_pm_good [X86-32,X86-64]
236 Override the pmtimer bug detection: force the kernel 255 Override the pmtimer bug detection: force the kernel