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ACPICA: Add function to decode reference obj types to strings 

Created for improved error messages.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore 2008-08-04 10:40:09 +08:00 committed by Len Brown
parent d00d23651d
commit f02a99ac66
2 changed files with 38 additions and 0 deletions
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36
drivers/acpi/utilities/utglobal.c
View File

@ -45,6 +45,7 @@
#include <acpi/acpi.h>
#include <acpi/acnamesp.h>
#include <acpi/amlcode.h>
ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
#define _COMPONENT ACPI_UTILITIES
@ -575,6 +576,41 @@ char *acpi_ut_get_descriptor_name(void *object)
}
/*******************************************************************************
*
* FUNCTION: acpi_ut_get_reference_name
*
* PARAMETERS: Object - An ACPI reference object
*
* RETURN: Pointer to a string
*
* DESCRIPTION: Decode a reference object sub-type to a string.
*
******************************************************************************/
/* Printable names of reference object sub-types */
const char *acpi_ut_get_reference_name(union acpi_operand_object *object)
{
switch (object->reference.opcode) {
case AML_INT_NAMEPATH_OP:
return "Name";
case AML_LOAD_OP:
return "DDB-Handle";
case AML_REF_OF_OP:
return "RefOf";
case AML_INDEX_OP:
return "Index";
default:
return "Unknown";
}
}
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
/*
* Strings and procedures used for debug only

2
include/acpi/acutils.h
View File

@ -126,6 +126,8 @@ char *acpi_ut_get_node_name(void *object);
char *acpi_ut_get_descriptor_name(void *object);
const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
char *acpi_ut_get_region_name(u8 space_id);