diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index edab81c1318..f44552e0791 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -221,14 +221,17 @@ and is between 256 and 4096 characters. It is defined in the file | |||
221 | Bits in debug_level correspond to a level in | 221 | Bits in debug_level correspond to a level in |
222 | ACPI_DEBUG_PRINT statements, e.g., | 222 | ACPI_DEBUG_PRINT statements, e.g., |
223 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, ... | 223 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, ... |
224 | See Documentation/acpi/debug.txt for more information | 224 | The debug_level mask defaults to "info". See |
225 | about debug layers and levels. | 225 | Documentation/acpi/debug.txt for more information about |
226 | debug layers and levels. | ||
226 | 227 | ||
228 | Enable processor driver info messages: | ||
229 | acpi.debug_layer=0x20000000 | ||
230 | Enable PCI/PCI interrupt routing info messages: | ||
231 | acpi.debug_layer=0x400000 | ||
227 | Enable AML "Debug" output, i.e., stores to the Debug | 232 | Enable AML "Debug" output, i.e., stores to the Debug |
228 | object while interpreting AML: | 233 | object while interpreting AML: |
229 | acpi.debug_layer=0xffffffff acpi.debug_level=0x2 | 234 | acpi.debug_layer=0xffffffff acpi.debug_level=0x2 |
230 | Enable PCI/PCI interrupt routing info messages: | ||
231 | acpi.debug_layer=0x400000 acpi.debug_level=0x4 | ||
232 | Enable all messages related to ACPI hardware: | 235 | Enable all messages related to ACPI hardware: |
233 | acpi.debug_layer=0x2 acpi.debug_level=0xffffffff | 236 | acpi.debug_layer=0x2 acpi.debug_level=0xffffffff |
234 | 237 | ||