/******************************************************************************
*
* Module Name: ahmain - Main module for the acpi help utility
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2022, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#define DEFINE_AHELP_GLOBALS
#include "acpihelp.h"
/* Local prototypes */
static void
AhDisplayUsage (
void);
#define AH_UTILITY_NAME "ACPI Help Utility"
#define AH_SUPPORTED_OPTIONS "adeghikmopstuv^x"
#if defined ACPI_OPTION
#undef ACPI_OPTION
#endif
#define ACPI_OPTION(Name, Description) \
AcpiOsPrintf (" %-24s%s\n", Name, Description);
/******************************************************************************
*
* FUNCTION: AhDisplayUsage
*
* DESCRIPTION: Usage message
*
******************************************************************************/
static void
AhDisplayUsage (
void)
{
ACPI_USAGE_HEADER ("acpihelp <options> [Name/Prefix | HexValue]");
ACPI_OPTION ("-h", "Display help");
ACPI_OPTION ("-v", "Display version information");
ACPI_OPTION ("-vd", "Display build date and time");
ACPI_USAGE_TEXT ("\nAML Names and Encodings (ACPI Machine Language):\n");
ACPI_OPTION ("-a [Name/Prefix | *]", "Display both ASL operator and AML opcode name(s)");
ACPI_OPTION ("-g [Name/Prefix | *]", "Display AML grammar elements(s)");
ACPI_OPTION ("-m [Name/Prefix | *]", "Display AML opcode name(s)");
ACPI_USAGE_TEXT ("\nACPI Values:\n");
ACPI_OPTION ("-e [HexValue]", "Decode ACPICA exception code");
ACPI_OPTION ("-o [HexValue]", "Decode hex AML opcode");
ACPI_OPTION ("-x [HexValue]", "Decode iASL exception code");
ACPI_USAGE_TEXT ("\nASL Names and Symbols (ACPI Source Language):\n");
ACPI_OPTION ("-k [Name/Prefix | *]", "Display ASL non-operator keyword(s)");
ACPI_OPTION ("-p [Name/Prefix | *]", "Display ASL predefined method name(s)");
ACPI_OPTION ("-s [Name/Prefix | *]", "Display ASL operator name(s)");
ACPI_USAGE_TEXT ("\nOther miscellaneous ACPI Names:\n");
ACPI_OPTION ("-i [Name/Prefix | *]", "Display ACPI/PNP Hardware ID(s)");
ACPI_OPTION ("-d", "Display iASL Preprocessor directives");
ACPI_OPTION ("-t", "Display supported ACPI tables");
ACPI_OPTION ("-u", "Display ACPI-related UUIDs");
ACPI_USAGE_TEXT ("\nName/Prefix or HexValue not specified means \"Display All\"\n");
ACPI_USAGE_TEXT ("\nDefault search with valid Name/Prefix and no options:\n");
ACPI_USAGE_TEXT (" Find ASL/AML operator names - if NamePrefix does not start with underscore\n");
ACPI_USAGE_TEXT (" Find ASL predefined method names - if NamePrefix starts with underscore\n");
}
/******************************************************************************
*
* FUNCTION: main
*
* DESCRIPTION: C main function for AcpiHelp utility.
*
******************************************************************************/
int ACPI_SYSTEM_XFACE
main (
int argc,
char *argv[])
{
char *Name;
UINT32 DecodeType;
int j;
AcpiOsInitialize ();
ACPI_DEBUG_INITIALIZE (); /* For debug version only */
printf (ACPI_COMMON_SIGNON (AH_UTILITY_NAME));
DecodeType = AH_DECODE_DEFAULT;
if (argc < 2)
{
AhDisplayUsage ();
return (0);
}
/* Command line options */
while ((j = AcpiGetopt (argc, argv, AH_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch (j)
{
case 'a':
DecodeType = AH_DECODE_ASL_AML;
break;
case 'd':
DecodeType = AH_DISPLAY_DIRECTIVES;
break;
case 'e':
DecodeType = AH_DECODE_EXCEPTION;
break;
case 'g':
DecodeType = AH_DECODE_AML_TYPE;
break;
case 'i':
DecodeType = AH_DISPLAY_DEVICE_IDS;
break;
case 'k':
DecodeType = AH_DECODE_ASL_KEYWORD;
break;
case 'm':
DecodeType = AH_DECODE_AML;
break;
case 'o':
DecodeType = AH_DECODE_AML_OPCODE;
break;
case 'p':
DecodeType = AH_DECODE_PREDEFINED_NAME;
break;
case 's':
DecodeType = AH_DECODE_ASL;
break;
case 't':
DecodeType = AH_DISPLAY_TABLES;
break;
case 'u':
DecodeType = AH_DISPLAY_UUIDS;
break;
case 'x':
DecodeType = AH_DECODE_ASL_EXCEPTION;
break;
case 'v': /* -v: (Version): signon already emitted, just exit */
switch (AcpiGbl_Optarg[0])
{
case '^': /* -v: (Version) */
return (1);
case 'd':
printf (ACPI_COMMON_BUILD_TIME);
return (1);
default:
printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
return (-1);
}
break;
case 'h':
default:
AhDisplayUsage ();
return (-1);
}
/* Missing (null) name means "display all" */
Name = argv[AcpiGbl_Optind];
switch (DecodeType)
{
case AH_DECODE_ASL_AML:
AhFindAslAndAmlOperators (Name);
break;
case AH_DECODE_AML:
AhFindAmlOpcode (Name);
break;
case AH_DECODE_AML_OPCODE:
AhDecodeAmlOpcode (Name);
break;
case AH_DECODE_AML_TYPE:
AhFindAmlTypes (Name);
break;
case AH_DECODE_PREDEFINED_NAME:
AhFindPredefinedNames (Name);
break;
case AH_DECODE_ASL:
AhFindAslOperators (Name);
break;
case AH_DECODE_ASL_KEYWORD:
AhFindAslKeywords (Name);
break;
case AH_DISPLAY_DEVICE_IDS:
AhDisplayDeviceIds (Name);
break;
case AH_DECODE_EXCEPTION:
AhDecodeException (Name);
break;
case AH_DISPLAY_UUIDS:
AhDisplayUuids ();
break;
case AH_DISPLAY_TABLES:
AhDisplayTables ();
break;
case AH_DISPLAY_DIRECTIVES:
AhDisplayDirectives ();
break;
case AH_DECODE_ASL_EXCEPTION:
AhDecodeAslException (Name);
break;
default:
if (!Name)
{
AhFindAslOperators (Name);
break;
}
if (*Name == '_')
{
AhFindPredefinedNames (Name);
}
else
{
AhFindAslAndAmlOperators (Name);
}
break;
}
return (0);
}