Bits in debug_level correspond to a level in
ACPI_DEBUG_PRINT statements, e.g.,
ACPI_DEBUG_PRINT((ACPI_DB_INFO, ...
- See Documentation/acpi/debug.txt for more information
- about debug layers and levels.
+ The debug_level mask defaults to "info". See
+ Documentation/acpi/debug.txt for more information about
+ debug layers and levels.
+ Enable processor driver info messages:
+ acpi.debug_layer=0x20000000
+ Enable PCI/PCI interrupt routing info messages:
+ acpi.debug_layer=0x400000
Enable AML "Debug" output, i.e., stores to the Debug
object while interpreting AML:
acpi.debug_layer=0xffffffff acpi.debug_level=0x2
- Enable PCI/PCI interrupt routing info messages:
- acpi.debug_layer=0x400000 acpi.debug_level=0x4
Enable all messages related to ACPI hardware:
acpi.debug_layer=0x2 acpi.debug_level=0xffffffff
if (acpi_disabled)
return;
- /*
- * ACPI CA initializes acpi_dbg_level to non-zero, which means
- * we get debug output merely by turning on CONFIG_ACPI_DEBUG.
- * Turn it off so we don't get output unless the user specifies
- * acpi.debug_level.
- */
- acpi_dbg_level = 0;
-
printk(KERN_INFO PREFIX "Core revision %08x\n", ACPI_CA_VERSION);
/* enable workarounds, unless strict ACPI spec. compliance */
/* Defaults for debug_level, debug and normal */
-#define ACPI_DEBUG_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
+#define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO)
#define ACPI_NORMAL_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
#define ACPI_DEBUG_ALL (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
/*
* We need to show where it is safe to preempt execution of ACPICA
*/
-#define ACPI_PREEMPTION_POINT() cond_resched()
+#define ACPI_PREEMPTION_POINT() \
+ do { \
+ if (!irqs_disabled()) \
+ cond_resched(); \
+ } while (0)
#endif /* __ACLINUX_H__ */