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ACPICA: Split AcpiFormatException into two parts. New function is AcpiUtVerifyException and will be used to verify exception codes returned by user

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callback functions.
This commit is contained in:
rmoore1 2006-08-30 22:34:36 +00:00
parent 35666ec273
commit ed4bb76753
4 changed files with 137 additions and 93 deletions
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132
source/components/utilities/utglobal.c
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@ -1,7 +1,7 @@
/******************************************************************************
*
* Module Name: utglobal - Global variables for the ACPI subsystem
* $Revision: 1.246 $
* $Revision: 1.247 $
*
*****************************************************************************/
@ -126,95 +126,6 @@ ACPI_EXPORT_SYMBOL (AcpiGbl_FADT)
ACPI_MODULE_NAME ("utglobal")
/*******************************************************************************
*
* FUNCTION: AcpiFormatException
*
* PARAMETERS: Status - The ACPI_STATUS code to be formatted
*
* RETURN: A string containing the exception text. A valid pointer is
* always returned.
*
* DESCRIPTION: This function translates an ACPI exception into an ASCII string.
*
******************************************************************************/
const char *
AcpiFormatException (
ACPI_STATUS Status)
{
ACPI_STATUS SubStatus;
const char *Exception = NULL;
ACPI_FUNCTION_ENTRY ();
/*
* Status is composed of two parts, a "type" and an actual code
*/
SubStatus = (Status & ~AE_CODE_MASK);
switch (Status & AE_CODE_MASK)
{
case AE_CODE_ENVIRONMENTAL:
if (SubStatus <= AE_CODE_ENV_MAX)
{
Exception = AcpiGbl_ExceptionNames_Env [SubStatus];
}
break;
case AE_CODE_PROGRAMMER:
if (SubStatus <= AE_CODE_PGM_MAX)
{
Exception = AcpiGbl_ExceptionNames_Pgm [SubStatus -1];
}
break;
case AE_CODE_ACPI_TABLES:
if (SubStatus <= AE_CODE_TBL_MAX)
{
Exception = AcpiGbl_ExceptionNames_Tbl [SubStatus -1];
}
break;
case AE_CODE_AML:
if (SubStatus <= AE_CODE_AML_MAX)
{
Exception = AcpiGbl_ExceptionNames_Aml [SubStatus -1];
}
break;
case AE_CODE_CONTROL:
if (SubStatus <= AE_CODE_CTRL_MAX)
{
Exception = AcpiGbl_ExceptionNames_Ctrl [SubStatus -1];
}
break;
default:
break;
}
if (!Exception)
{
/* Exception code was not recognized */
ACPI_ERROR ((AE_INFO,
"Unknown exception code: 0x%8.8X", Status));
Exception = "UNKNOWN_STATUS_CODE";
}
return (ACPI_CAST_PTR (const char, Exception));
}
/*******************************************************************************
*
* Static global variable initialization.
@ -272,6 +183,47 @@ const char *AcpiGbl_HighestDstateNames[4] =
};
/*******************************************************************************
*
* FUNCTION: AcpiFormatException
*
* PARAMETERS: Status - The ACPI_STATUS code to be formatted
*
* RETURN: A string containing the exception text. A valid pointer is
* always returned.
*
* DESCRIPTION: This function translates an ACPI exception into an ASCII string
* It is here instead of utxface.c so it is always present.
*
******************************************************************************/
const char *
AcpiFormatException (
ACPI_STATUS Status)
{
const char *Exception = NULL;
ACPI_FUNCTION_ENTRY ();
Exception = AcpiUtValidateException (Status);
if (!Exception)
{
/* Exception code was not recognized */
ACPI_ERROR ((AE_INFO,
"Unknown exception code: 0x%8.8X", Status));
Exception = "UNKNOWN_STATUS_CODE";
}
return (ACPI_CAST_PTR (const char, Exception));
}
ACPI_EXPORT_SYMBOL (AcpiFormatException)
/*******************************************************************************
*
* Namespace globals

82
source/components/utilities/utmisc.c
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@ -1,7 +1,7 @@
/*******************************************************************************
*
* Module Name: utmisc - common utility procedures
* $Revision: 1.149 $
* $Revision: 1.150 $
*
******************************************************************************/
@ -125,6 +125,86 @@
ACPI_MODULE_NAME ("utmisc")
/*******************************************************************************
*
* FUNCTION: AcpiUtValidateException
*
* PARAMETERS: Status - The ACPI_STATUS code to be formatted
*
* RETURN: A string containing the exception text. NULL if exception is
* not valid.
*
* DESCRIPTION: This function validates and translates an ACPI exception into
* an ASCII string.
*
******************************************************************************/
const char *
AcpiUtValidateException (
ACPI_STATUS Status)
{
ACPI_STATUS SubStatus;
const char *Exception = NULL;
ACPI_FUNCTION_ENTRY ();
/*
* Status is composed of two parts, a "type" and an actual code
*/
SubStatus = (Status & ~AE_CODE_MASK);
switch (Status & AE_CODE_MASK)
{
case AE_CODE_ENVIRONMENTAL:
if (SubStatus <= AE_CODE_ENV_MAX)
{
Exception = AcpiGbl_ExceptionNames_Env [SubStatus];
}
break;
case AE_CODE_PROGRAMMER:
if (SubStatus <= AE_CODE_PGM_MAX)
{
Exception = AcpiGbl_ExceptionNames_Pgm [SubStatus -1];
}
break;
case AE_CODE_ACPI_TABLES:
if (SubStatus <= AE_CODE_TBL_MAX)
{
Exception = AcpiGbl_ExceptionNames_Tbl [SubStatus -1];
}
break;
case AE_CODE_AML:
if (SubStatus <= AE_CODE_AML_MAX)
{
Exception = AcpiGbl_ExceptionNames_Aml [SubStatus -1];
}
break;
case AE_CODE_CONTROL:
if (SubStatus <= AE_CODE_CTRL_MAX)
{
Exception = AcpiGbl_ExceptionNames_Ctrl [SubStatus -1];
}
break;
default:
break;
}
return (ACPI_CAST_PTR (const char, Exception));
}
/*******************************************************************************
*
* FUNCTION: AcpiUtIsAmlTable

10
source/include/acglobal.h
View File

@ -1,7 +1,7 @@
/******************************************************************************
*
* Name: acglobal.h - Declarations for global variables
* $Revision: 1.189 $
* $Revision: 1.190 $
*
*****************************************************************************/
@ -320,6 +320,14 @@ extern const char *AcpiGbl_HighestDstateNames[4];
extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES];
extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS];
/* Exception codes */
extern char const *AcpiGbl_ExceptionNames_Env[];
extern char const *AcpiGbl_ExceptionNames_Pgm[];
extern char const *AcpiGbl_ExceptionNames_Tbl[];
extern char const *AcpiGbl_ExceptionNames_Aml[];
extern char const *AcpiGbl_ExceptionNames_Ctrl[];
/*****************************************************************************
*

6
source/include/acutils.h
View File

@ -1,7 +1,7 @@
/******************************************************************************
*
* Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
* $Revision: 1.197 $
* $Revision: 1.198 $
*
*****************************************************************************/
@ -740,6 +740,10 @@ AcpiUtShortDivide (
/*
* utmisc
*/
const char *
AcpiUtValidateException (
ACPI_STATUS Status);
BOOLEAN
AcpiUtIsAmlTable (
ACPI_TABLE_HEADER *Table);