include/acpi/acexcep.h

/******************************************************************************
 *
 * Name: acexcep.h - Exception codes returned by the ACPI subsystem
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2015, 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 MERCHANTIBILITY 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.
 */

#ifndef __ACEXCEP_H__
#define __ACEXCEP_H__

/* This module contains all possible exception codes for acpi_status */

/*
 * Exception code classes
 */
#define AE_CODE_ENVIRONMENTAL           0x0000	/* General ACPICA environment */
#define AE_CODE_PROGRAMMER              0x1000	/* External ACPICA interface caller */
#define AE_CODE_ACPI_TABLES             0x2000	/* ACPI tables */
#define AE_CODE_AML                     0x3000	/* From executing AML code */
#define AE_CODE_CONTROL                 0x4000	/* Internal control codes */

#define AE_CODE_MAX                     0x4000
#define AE_CODE_MASK                    0xF000

/*
 * Macros to insert the exception code classes
 */
#define EXCEP_ENV(code)                 ((acpi_status) (code | AE_CODE_ENVIRONMENTAL))
#define EXCEP_PGM(code)                 ((acpi_status) (code | AE_CODE_PROGRAMMER))
#define EXCEP_TBL(code)                 ((acpi_status) (code | AE_CODE_ACPI_TABLES))
#define EXCEP_AML(code)                 ((acpi_status) (code | AE_CODE_AML))
#define EXCEP_CTL(code)                 ((acpi_status) (code | AE_CODE_CONTROL))

/*
 * Exception info table. The "Description" field is used only by the
 * ACPICA help application (acpihelp).
 */
struct acpi_exception_info {
	char *name;

#ifdef ACPI_HELP_APP
	char *description;
#endif
};

#ifdef ACPI_HELP_APP
#define EXCEP_TXT(name,description)     {name, description}
#else
#define EXCEP_TXT(name,description)     {name}
#endif

/*
 * Success is always zero, failure is non-zero
 */
#define ACPI_SUCCESS(a)                 (!(a))
#define ACPI_FAILURE(a)                 (a)

#define ACPI_SKIP(a)                    (a == AE_CTRL_SKIP)
#define AE_OK                           (acpi_status) 0x0000

/*
 * Environmental exceptions
 */
#define AE_ERROR                        EXCEP_ENV (0x0001)
#define AE_NO_ACPI_TABLES               EXCEP_ENV (0x0002)
#define AE_NO_NAMESPACE                 EXCEP_ENV (0x0003)
#define AE_NO_MEMORY                    EXCEP_ENV (0x0004)
#define AE_NOT_FOUND                    EXCEP_ENV (0x0005)
#define AE_NOT_EXIST                    EXCEP_ENV (0x0006)
#define AE_ALREADY_EXISTS               EXCEP_ENV (0x0007)
#define AE_TYPE                         EXCEP_ENV (0x0008)
#define AE_NULL_OBJECT                  EXCEP_ENV (0x0009)
#define AE_NULL_ENTRY                   EXCEP_ENV (0x000A)
#define AE_BUFFER_OVERFLOW              EXCEP_ENV (0x000B)
#define AE_STACK_OVERFLOW               EXCEP_ENV (0x000C)
#define AE_STACK_UNDERFLOW              EXCEP_ENV (0x000D)
#define AE_NOT_IMPLEMENTED              EXCEP_ENV (0x000E)
#define AE_SUPPORT                      EXCEP_ENV (0x000F)
#define AE_LIMIT                        EXCEP_ENV (0x0010)
#define AE_TIME                         EXCEP_ENV (0x0011)
#define AE_ACQUIRE_DEADLOCK             EXCEP_ENV (0x0012)
#define AE_RELEASE_DEADLOCK             EXCEP_ENV (0x0013)
#define AE_NOT_ACQUIRED                 EXCEP_ENV (0x0014)
#define AE_ALREADY_ACQUIRED             EXCEP_ENV (0x0015)
#define AE_NO_HARDWARE_RESPONSE         EXCEP_ENV (0x0016)
#define AE_NO_GLOBAL_LOCK               EXCEP_ENV (0x0017)
#define AE_ABORT_METHOD                 EXCEP_ENV (0x0018)
#define AE_SAME_HANDLER                 EXCEP_ENV (0x0019)
#define AE_NO_HANDLER                   EXCEP_ENV (0x001A)
#define AE_OWNER_ID_LIMIT               EXCEP_ENV (0x001B)
#define AE_NOT_CONFIGURED               EXCEP_ENV (0x001C)
#define AE_ACCESS                       EXCEP_ENV (0x001D)

#define AE_CODE_ENV_MAX                 0x001D

/*
 * Programmer exceptions
 */
#define AE_BAD_PARAMETER                EXCEP_PGM (0x0001)
#define AE_BAD_CHARACTER                EXCEP_PGM (0x0002)
#define AE_BAD_PATHNAME                 EXCEP_PGM (0x0003)
#define AE_BAD_DATA                     EXCEP_PGM (0x0004)
#define AE_BAD_HEX_CONSTANT             EXCEP_PGM (0x0005)
#define AE_BAD_OCTAL_CONSTANT           EXCEP_PGM (0x0006)
#define AE_BAD_DECIMAL_CONSTANT         EXCEP_PGM (0x0007)
#define AE_MISSING_ARGUMENTS            EXCEP_PGM (0x0008)
#define AE_BAD_ADDRESS                  EXCEP_PGM (0x0009)

#define AE_CODE_PGM_MAX                 0x0009

/*
 * Acpi table exceptions
 */
#define AE_BAD_SIGNATURE                EXCEP_TBL (0x0001)
#define AE_BAD_HEADER                   EXCEP_TBL (0x0002)
#define AE_BAD_CHECKSUM                 EXCEP_TBL (0x0003)
#define AE_BAD_VALUE                    EXCEP_TBL (0x0004)
#define AE_INVALID_TABLE_LENGTH         EXCEP_TBL (0x0005)

#define AE_CODE_TBL_MAX                 0x0005

/*
 * AML exceptions. These are caused by problems with
 * the actual AML byte stream
 */
#define AE_AML_BAD_OPCODE               EXCEP_AML (0x0001)
#define AE_AML_NO_OPERAND               EXCEP_AML (0x0002)
#define AE_AML_OPERAND_TYPE             EXCEP_AML (0x0003)
#define AE_AML_OPERAND_VALUE            EXCEP_AML (0x0004)
#define AE_AML_UNINITIALIZED_LOCAL      EXCEP_AML (0x0005)
#define AE_AML_UNINITIALIZED_ARG        EXCEP_AML (0x0006)
#define AE_AML_UNINITIALIZED_ELEMENT    EXCEP_AML (0x0007)
#define AE_AML_NUMERIC_OVERFLOW         EXCEP_AML (0x0008)
#define AE_AML_REGION_LIMIT             EXCEP_AML (0x0009)
#define AE_AML_BUFFER_LIMIT             EXCEP_AML (0x000A)
#define AE_AML_PACKAGE_LIMIT            EXCEP_AML (0x000B)
#define AE_AML_DIVIDE_BY_ZERO           EXCEP_AML (0x000C)
#define AE_AML_BAD_NAME                 EXCEP_AML (0x000D)
#define AE_AML_NAME_NOT_FOUND           EXCEP_AML (0x000E)
#define AE_AML_INTERNAL                 EXCEP_AML (0x000F)
#define AE_AML_INVALID_SPACE_ID         EXCEP_AML (0x0010)
#define AE_AML_STRING_LIMIT             EXCEP_AML (0x0011)
#define AE_AML_NO_RETURN_VALUE          EXCEP_AML (0x0012)
#define AE_AML_METHOD_LIMIT             EXCEP_AML (0x0013)
#define AE_AML_NOT_OWNER                EXCEP_AML (0x0014)
#define AE_AML_MUTEX_ORDER              EXCEP_AML (0x0015)
#define AE_AML_MUTEX_NOT_ACQUIRED       EXCEP_AML (0x0016)
#define AE_AML_INVALID_RESOURCE_TYPE    EXCEP_AML (0x0017)
#define AE_AML_INVALID_INDEX            EXCEP_AML (0x0018)
#define AE_AML_REGISTER_LIMIT           EXCEP_AML (0x0019)
#define AE_AML_NO_WHILE                 EXCEP_AML (0x001A)
#define AE_AML_ALIGNMENT                EXCEP_AML (0x001B)
#define AE_AML_NO_RESOURCE_END_TAG      EXCEP_AML (0x001C)
#define AE_AML_BAD_RESOURCE_VALUE       EXCEP_AML (0x001D)
#define AE_AML_CIRCULAR_REFERENCE       EXCEP_AML (0x001E)
#define AE_AML_BAD_RESOURCE_LENGTH      EXCEP_AML (0x001F)
#define AE_AML_ILLEGAL_ADDRESS          EXCEP_AML (0x0020)
#define AE_AML_INFINITE_LOOP            EXCEP_AML (0x0021)

#define AE_CODE_AML_MAX                 0x0021

/*
 * Internal exceptions used for control
 */
#define AE_CTRL_RETURN_VALUE            EXCEP_CTL (0x0001)
#define AE_CTRL_PENDING                 EXCEP_CTL (0x0002)
#define AE_CTRL_TERMINATE               EXCEP_CTL (0x0003)
#define AE_CTRL_TRUE                    EXCEP_CTL (0x0004)
#define AE_CTRL_FALSE                   EXCEP_CTL (0x0005)
#define AE_CTRL_DEPTH                   EXCEP_CTL (0x0006)
#define AE_CTRL_END                     EXCEP_CTL (0x0007)
#define AE_CTRL_TRANSFER                EXCEP_CTL (0x0008)
#define AE_CTRL_BREAK                   EXCEP_CTL (0x0009)
#define AE_CTRL_CONTINUE                EXCEP_CTL (0x000A)
#define AE_CTRL_SKIP                    EXCEP_CTL (0x000B)
#define AE_CTRL_PARSE_CONTINUE          EXCEP_CTL (0x000C)
#define AE_CTRL_PARSE_PENDING           EXCEP_CTL (0x000D)

#define AE_CODE_CTRL_MAX                0x000D

/* Exception strings for acpi_format_exception */

#ifdef ACPI_DEFINE_EXCEPTION_TABLE

/*
 * String versions of the exception codes above
 * These strings must match the corresponding defines exactly
 */
static const struct acpi_exception_info acpi_gbl_exception_names_env[] = {
	EXCEP_TXT("AE_OK", "No error"),
	EXCEP_TXT("AE_ERROR", "Unspecified error"),
	EXCEP_TXT("AE_NO_ACPI_TABLES", "ACPI tables could not be found"),
	EXCEP_TXT("AE_NO_NAMESPACE", "A namespace has not been loaded"),
	EXCEP_TXT("AE_NO_MEMORY", "Insufficient dynamic memory"),
	EXCEP_TXT("AE_NOT_FOUND", "A requested entity is not found"),
	EXCEP_TXT("AE_NOT_EXIST", "A required entity does not exist"),
	EXCEP_TXT("AE_ALREADY_EXISTS", "An entity already exists"),
	EXCEP_TXT("AE_TYPE", "The object type is incorrect"),
	EXCEP_TXT("AE_NULL_OBJECT", "A required object was missing"),
	EXCEP_TXT("AE_NULL_ENTRY", "The requested object does not exist"),
	EXCEP_TXT("AE_BUFFER_OVERFLOW", "The buffer provided is too small"),
	EXCEP_TXT("AE_STACK_OVERFLOW", "An internal stack overflowed"),
	EXCEP_TXT("AE_STACK_UNDERFLOW", "An internal stack underflowed"),
	EXCEP_TXT("AE_NOT_IMPLEMENTED", "The feature is not implemented"),
	EXCEP_TXT("AE_SUPPORT", "The feature is not supported"),
	EXCEP_TXT("AE_LIMIT", "A predefined limit was exceeded"),
	EXCEP_TXT("AE_TIME", "A time limit or timeout expired"),
	EXCEP_TXT("AE_ACQUIRE_DEADLOCK",
		  "Internal error, attempt was made to acquire a mutex in improper order"),
	EXCEP_TXT("AE_RELEASE_DEADLOCK",
		  "Internal error, attempt was made to release a mutex in improper order"),
	EXCEP_TXT("AE_NOT_ACQUIRED",
		  "An attempt to release a mutex or Global Lock without a previous acquire"),
	EXCEP_TXT("AE_ALREADY_ACQUIRED",
		  "Internal error, attempt was made to acquire a mutex twice"),
	EXCEP_TXT("AE_NO_HARDWARE_RESPONSE",
		  "Hardware did not respond after an I/O operation"),
	EXCEP_TXT("AE_NO_GLOBAL_LOCK", "There is no FACS Global Lock"),
	EXCEP_TXT("AE_ABORT_METHOD", "A control method was aborted"),
	EXCEP_TXT("AE_SAME_HANDLER",
		  "Attempt was made to install the same handler that is already installed"),
	EXCEP_TXT("AE_NO_HANDLER",
		  "A handler for the operation is not installed"),
	EXCEP_TXT("AE_OWNER_ID_LIMIT",
		  "There are no more Owner IDs available for ACPI tables or control methods"),
	EXCEP_TXT("AE_NOT_CONFIGURED",
		  "The interface is not part of the current subsystem configuration"),
	EXCEP_TXT("AE_ACCESS", "Permission denied for the requested operation")
};

static const struct acpi_exception_info acpi_gbl_exception_names_pgm[] = {
	EXCEP_TXT(NULL, NULL),
	EXCEP_TXT("AE_BAD_PARAMETER", "A parameter is out of range or invalid"),
	EXCEP_TXT("AE_BAD_CHARACTER",
		  "An invalid character was found in a name"),
	EXCEP_TXT("AE_BAD_PATHNAME",
		  "An invalid character was found in a pathname"),
	EXCEP_TXT("AE_BAD_DATA",
		  "A package or buffer contained incorrect data"),
	EXCEP_TXT("AE_BAD_HEX_CONSTANT", "Invalid character in a Hex constant"),
	EXCEP_TXT("AE_BAD_OCTAL_CONSTANT",
		  "Invalid character in an Octal constant"),
	EXCEP_TXT("AE_BAD_DECIMAL_CONSTANT",
		  "Invalid character in a Decimal constant"),
	EXCEP_TXT("AE_MISSING_ARGUMENTS",
		  "Too few arguments were passed to a control method"),
	EXCEP_TXT("AE_BAD_ADDRESS", "An illegal null I/O address")
};

static const struct acpi_exception_info acpi_gbl_exception_names_tbl[] = {
	EXCEP_TXT(NULL, NULL),
	EXCEP_TXT("AE_BAD_SIGNATURE", "An ACPI table has an invalid signature"),
	EXCEP_TXT("AE_BAD_HEADER", "Invalid field in an ACPI table header"),
	EXCEP_TXT("AE_BAD_CHECKSUM", "An ACPI table checksum is not correct"),
	EXCEP_TXT("AE_BAD_VALUE", "An invalid value was found in a table"),
	EXCEP_TXT("AE_INVALID_TABLE_LENGTH",
		  "The FADT or FACS has improper length")
};

static const struct acpi_exception_info acpi_gbl_exception_names_aml[] = {
	EXCEP_TXT(NULL, NULL),
	EXCEP_TXT("AE_AML_BAD_OPCODE", "Invalid AML opcode encountered"),
	EXCEP_TXT("AE_AML_NO_OPERAND", "A required operand is missing"),
	EXCEP_TXT("AE_AML_OPERAND_TYPE",
		  "An operand of an incorrect type was encountered"),
	EXCEP_TXT("AE_AML_OPERAND_VALUE",
		  "The operand had an inappropriate or invalid value"),
	EXCEP_TXT("AE_AML_UNINITIALIZED_LOCAL",
		  "Method tried to use an uninitialized local variable"),
	EXCEP_TXT("AE_AML_UNINITIALIZED_ARG",
		  "Method tried to use an uninitialized argument"),
	EXCEP_TXT("AE_AML_UNINITIALIZED_ELEMENT",
		  "Method tried to use an empty package element"),
	EXCEP_TXT("AE_AML_NUMERIC_OVERFLOW",
		  "Overflow during BCD conversion or other"),
	EXCEP_TXT("AE_AML_REGION_LIMIT",
		  "Tried to access beyond the end of an Operation Region"),
	EXCEP_TXT("AE_AML_BUFFER_LIMIT",
		  "Tried to access beyond the end of a buffer"),
	EXCEP_TXT("AE_AML_PACKAGE_LIMIT",
		  "Tried to access beyond the end of a package"),
	EXCEP_TXT("AE_AML_DIVIDE_BY_ZERO",
		  "During execution of AML Divide operator"),
	EXCEP_TXT("AE_AML_BAD_NAME",
		  "An ACPI name contains invalid character(s)"),
	EXCEP_TXT("AE_AML_NAME_NOT_FOUND",
		  "Could not resolve a named reference"),
	EXCEP_TXT("AE_AML_INTERNAL", "An internal error within the interprete"),
	EXCEP_TXT("AE_AML_INVALID_SPACE_ID",
		  "An Operation Region SpaceID is invalid"),
	EXCEP_TXT("AE_AML_STRING_LIMIT",
		  "String is longer than 200 characters"),
	EXCEP_TXT("AE_AML_NO_RETURN_VALUE",
		  "A method did not return a required value"),
	EXCEP_TXT("AE_AML_METHOD_LIMIT",
		  "A control method reached the maximum reentrancy limit of 255"),
	EXCEP_TXT("AE_AML_NOT_OWNER",
		  "A thread tried to release a mutex that it does not own"),
	EXCEP_TXT("AE_AML_MUTEX_ORDER", "Mutex SyncLevel release mismatch"),
	EXCEP_TXT("AE_AML_MUTEX_NOT_ACQUIRED",
		  "Attempt to release a mutex that was not previously acquired"),
	EXCEP_TXT("AE_AML_INVALID_RESOURCE_TYPE",
		  "Invalid resource type in resource list"),
	EXCEP_TXT("AE_AML_INVALID_INDEX",
		  "Invalid Argx or Localx (x too large)"),
	EXCEP_TXT("AE_AML_REGISTER_LIMIT",
		  "Bank value or Index value beyond range of register"),
	EXCEP_TXT("AE_AML_NO_WHILE", "Break or Continue without a While"),
	EXCEP_TXT("AE_AML_ALIGNMENT",
		  "Non-aligned memory transfer on platform that does not support this"),
	EXCEP_TXT("AE_AML_NO_RESOURCE_END_TAG",
		  "No End Tag in a resource list"),
	EXCEP_TXT("AE_AML_BAD_RESOURCE_VALUE",
		  "Invalid value of a resource element"),
	EXCEP_TXT("AE_AML_CIRCULAR_REFERENCE",
		  "Two references refer to each other"),
	EXCEP_TXT("AE_AML_BAD_RESOURCE_LENGTH",
		  "The length of a Resource Descriptor in the AML is incorrect"),
	EXCEP_TXT("AE_AML_ILLEGAL_ADDRESS",
		  "A memory, I/O, or PCI configuration address is invalid"),
	EXCEP_TXT("AE_AML_INFINITE_LOOP",
		  "An apparent infinite AML While loop, method was aborted")
};

static const struct acpi_exception_info acpi_gbl_exception_names_ctrl[] = {
	EXCEP_TXT(NULL, NULL),
	EXCEP_TXT("AE_CTRL_RETURN_VALUE", "A Method returned a value"),
	EXCEP_TXT("AE_CTRL_PENDING", "Method is calling another method"),
	EXCEP_TXT("AE_CTRL_TERMINATE", "Terminate the executing method"),
	EXCEP_TXT("AE_CTRL_TRUE", "An If or While predicate result"),
	EXCEP_TXT("AE_CTRL_FALSE", "An If or While predicate result"),
	EXCEP_TXT("AE_CTRL_DEPTH", "Maximum search depth has been reached"),
	EXCEP_TXT("AE_CTRL_END", "An If or While predicate is false"),
	EXCEP_TXT("AE_CTRL_TRANSFER", "Transfer control to called method"),
	EXCEP_TXT("AE_CTRL_BREAK", "A Break has been executed"),
	EXCEP_TXT("AE_CTRL_CONTINUE", "A Continue has been executed"),
	EXCEP_TXT("AE_CTRL_SKIP", "Not currently used"),
	EXCEP_TXT("AE_CTRL_PARSE_CONTINUE", "Used to skip over bad opcodes"),
	EXCEP_TXT("AE_CTRL_PARSE_PENDING", "Used to implement AML While loops")
};

#endif				/* EXCEPTION_TABLE */

#endif				/* __ACEXCEP_H__ */