linux/include/acpi/acoutput.h
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   1/******************************************************************************
   2 *
   3 * Name: acoutput.h -- debug output
   4 *
   5 *****************************************************************************/
   6
   7/*
   8 * Copyright (C) 2000 - 2008, Intel Corp.
   9 * All rights reserved.
  10 *
  11 * Redistribution and use in source and binary forms, with or without
  12 * modification, are permitted provided that the following conditions
  13 * are met:
  14 * 1. Redistributions of source code must retain the above copyright
  15 *    notice, this list of conditions, and the following disclaimer,
  16 *    without modification.
  17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18 *    substantially similar to the "NO WARRANTY" disclaimer below
  19 *    ("Disclaimer") and any redistribution must be conditioned upon
  20 *    including a substantially similar Disclaimer requirement for further
  21 *    binary redistribution.
  22 * 3. Neither the names of the above-listed copyright holders nor the names
  23 *    of any contributors may be used to endorse or promote products derived
  24 *    from this software without specific prior written permission.
  25 *
  26 * Alternatively, this software may be distributed under the terms of the
  27 * GNU General Public License ("GPL") version 2 as published by the Free
  28 * Software Foundation.
  29 *
  30 * NO WARRANTY
  31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41 * POSSIBILITY OF SUCH DAMAGES.
  42 */
  43
  44#ifndef __ACOUTPUT_H__
  45#define __ACOUTPUT_H__
  46
  47/*
  48 * Debug levels and component IDs. These are used to control the
  49 * granularity of the output of the ACPI_DEBUG_PRINT macro -- on a
  50 * per-component basis and a per-exception-type basis.
  51 */
  52
  53/* Component IDs are used in the global "DebugLayer" */
  54
  55#define ACPI_UTILITIES              0x00000001
  56#define ACPI_HARDWARE               0x00000002
  57#define ACPI_EVENTS                 0x00000004
  58#define ACPI_TABLES                 0x00000008
  59#define ACPI_NAMESPACE              0x00000010
  60#define ACPI_PARSER                 0x00000020
  61#define ACPI_DISPATCHER             0x00000040
  62#define ACPI_EXECUTER               0x00000080
  63#define ACPI_RESOURCES              0x00000100
  64#define ACPI_CA_DEBUGGER            0x00000200
  65#define ACPI_OS_SERVICES            0x00000400
  66#define ACPI_CA_DISASSEMBLER        0x00000800
  67
  68/* Component IDs for ACPI tools and utilities */
  69
  70#define ACPI_COMPILER               0x00001000
  71#define ACPI_TOOLS                  0x00002000
  72#define ACPI_EXAMPLE                0x00004000
  73#define ACPI_DRIVER                 0x00008000
  74
  75#define ACPI_ALL_COMPONENTS         0x0000FFFF
  76#define ACPI_COMPONENT_DEFAULT      (ACPI_ALL_COMPONENTS)
  77
  78/* Component IDs reserved for ACPI drivers */
  79
  80#define ACPI_ALL_DRIVERS            0xFFFF0000
  81
  82/*
  83 * Raw debug output levels, do not use these in the ACPI_DEBUG_PRINT macros
  84 */
  85#define ACPI_LV_INIT                0x00000001
  86#define ACPI_LV_DEBUG_OBJECT        0x00000002
  87#define ACPI_LV_INFO                0x00000004
  88#define ACPI_LV_ALL_EXCEPTIONS      0x00000007
  89
  90/* Trace verbosity level 1 [Standard Trace Level] */
  91
  92#define ACPI_LV_INIT_NAMES          0x00000020
  93#define ACPI_LV_PARSE               0x00000040
  94#define ACPI_LV_LOAD                0x00000080
  95#define ACPI_LV_DISPATCH            0x00000100
  96#define ACPI_LV_EXEC                0x00000200
  97#define ACPI_LV_NAMES               0x00000400
  98#define ACPI_LV_OPREGION            0x00000800
  99#define ACPI_LV_BFIELD              0x00001000
 100#define ACPI_LV_TABLES              0x00002000
 101#define ACPI_LV_VALUES              0x00004000
 102#define ACPI_LV_OBJECTS             0x00008000
 103#define ACPI_LV_RESOURCES           0x00010000
 104#define ACPI_LV_USER_REQUESTS       0x00020000
 105#define ACPI_LV_PACKAGE             0x00040000
 106#define ACPI_LV_VERBOSITY1          0x0007FF40 | ACPI_LV_ALL_EXCEPTIONS
 107
 108/* Trace verbosity level 2 [Function tracing and memory allocation] */
 109
 110#define ACPI_LV_ALLOCATIONS         0x00100000
 111#define ACPI_LV_FUNCTIONS           0x00200000
 112#define ACPI_LV_OPTIMIZATIONS       0x00400000
 113#define ACPI_LV_VERBOSITY2          0x00700000 | ACPI_LV_VERBOSITY1
 114#define ACPI_LV_ALL                 ACPI_LV_VERBOSITY2
 115
 116/* Trace verbosity level 3 [Threading, I/O, and Interrupts] */
 117
 118#define ACPI_LV_MUTEX               0x01000000
 119#define ACPI_LV_THREADS             0x02000000
 120#define ACPI_LV_IO                  0x04000000
 121#define ACPI_LV_INTERRUPTS          0x08000000
 122#define ACPI_LV_VERBOSITY3          0x0F000000 | ACPI_LV_VERBOSITY2
 123
 124/* Exceptionally verbose output -- also used in the global "DebugLevel"  */
 125
 126#define ACPI_LV_AML_DISASSEMBLE     0x10000000
 127#define ACPI_LV_VERBOSE_INFO        0x20000000
 128#define ACPI_LV_FULL_TABLES         0x40000000
 129#define ACPI_LV_EVENTS              0x80000000
 130#define ACPI_LV_VERBOSE             0xF0000000
 131
 132/*
 133 * Debug level macros that are used in the DEBUG_PRINT macros
 134 */
 135#define ACPI_DEBUG_LEVEL(dl)        (u32) dl,ACPI_DEBUG_PARAMETERS
 136
 137/*
 138 * Exception level -- used in the global "DebugLevel"
 139 *
 140 * Note: For errors, use the ACPI_ERROR or ACPI_EXCEPTION interfaces.
 141 * For warnings, use ACPI_WARNING.
 142 */
 143#define ACPI_DB_INIT                ACPI_DEBUG_LEVEL (ACPI_LV_INIT)
 144#define ACPI_DB_DEBUG_OBJECT        ACPI_DEBUG_LEVEL (ACPI_LV_DEBUG_OBJECT)
 145#define ACPI_DB_INFO                ACPI_DEBUG_LEVEL (ACPI_LV_INFO)
 146#define ACPI_DB_ALL_EXCEPTIONS      ACPI_DEBUG_LEVEL (ACPI_LV_ALL_EXCEPTIONS)
 147
 148/* Trace level -- also used in the global "DebugLevel" */
 149
 150#define ACPI_DB_INIT_NAMES          ACPI_DEBUG_LEVEL (ACPI_LV_INIT_NAMES)
 151#define ACPI_DB_THREADS             ACPI_DEBUG_LEVEL (ACPI_LV_THREADS)
 152#define ACPI_DB_PARSE               ACPI_DEBUG_LEVEL (ACPI_LV_PARSE)
 153#define ACPI_DB_DISPATCH            ACPI_DEBUG_LEVEL (ACPI_LV_DISPATCH)
 154#define ACPI_DB_LOAD                ACPI_DEBUG_LEVEL (ACPI_LV_LOAD)
 155#define ACPI_DB_EXEC                ACPI_DEBUG_LEVEL (ACPI_LV_EXEC)
 156#define ACPI_DB_NAMES               ACPI_DEBUG_LEVEL (ACPI_LV_NAMES)
 157#define ACPI_DB_OPREGION            ACPI_DEBUG_LEVEL (ACPI_LV_OPREGION)
 158#define ACPI_DB_BFIELD              ACPI_DEBUG_LEVEL (ACPI_LV_BFIELD)
 159#define ACPI_DB_TABLES              ACPI_DEBUG_LEVEL (ACPI_LV_TABLES)
 160#define ACPI_DB_FUNCTIONS           ACPI_DEBUG_LEVEL (ACPI_LV_FUNCTIONS)
 161#define ACPI_DB_OPTIMIZATIONS       ACPI_DEBUG_LEVEL (ACPI_LV_OPTIMIZATIONS)
 162#define ACPI_DB_VALUES              ACPI_DEBUG_LEVEL (ACPI_LV_VALUES)
 163#define ACPI_DB_OBJECTS             ACPI_DEBUG_LEVEL (ACPI_LV_OBJECTS)
 164#define ACPI_DB_ALLOCATIONS         ACPI_DEBUG_LEVEL (ACPI_LV_ALLOCATIONS)
 165#define ACPI_DB_RESOURCES           ACPI_DEBUG_LEVEL (ACPI_LV_RESOURCES)
 166#define ACPI_DB_IO                  ACPI_DEBUG_LEVEL (ACPI_LV_IO)
 167#define ACPI_DB_INTERRUPTS          ACPI_DEBUG_LEVEL (ACPI_LV_INTERRUPTS)
 168#define ACPI_DB_USER_REQUESTS       ACPI_DEBUG_LEVEL (ACPI_LV_USER_REQUESTS)
 169#define ACPI_DB_PACKAGE             ACPI_DEBUG_LEVEL (ACPI_LV_PACKAGE)
 170#define ACPI_DB_MUTEX               ACPI_DEBUG_LEVEL (ACPI_LV_MUTEX)
 171#define ACPI_DB_EVENTS              ACPI_DEBUG_LEVEL (ACPI_LV_EVENTS)
 172
 173#define ACPI_DB_ALL                 ACPI_DEBUG_LEVEL (ACPI_LV_ALL)
 174
 175/* Defaults for debug_level, debug and normal */
 176
 177#define ACPI_DEBUG_DEFAULT          (ACPI_LV_INFO)
 178#define ACPI_NORMAL_DEFAULT         (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
 179#define ACPI_DEBUG_ALL              (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
 180
 181#if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
 182/*
 183 * Module name is included in both debug and non-debug versions primarily for
 184 * error messages. The __FILE__ macro is not very useful for this, because it
 185 * often includes the entire pathname to the module
 186 */
 187#define ACPI_MODULE_NAME(name)          static const char ACPI_UNUSED_VAR _acpi_module_name[] = name;
 188#else
 189#define ACPI_MODULE_NAME(name)
 190#endif
 191
 192/*
 193 * Ascii error messages can be configured out
 194 */
 195#ifndef ACPI_NO_ERROR_MESSAGES
 196#define AE_INFO                         _acpi_module_name, __LINE__
 197
 198/*
 199 * Error reporting. Callers module and line number are inserted by AE_INFO,
 200 * the plist contains a set of parens to allow variable-length lists.
 201 * These macros are used for both the debug and non-debug versions of the code.
 202 */
 203#define ACPI_INFO(plist)                acpi_info plist
 204#define ACPI_WARNING(plist)             acpi_warning plist
 205#define ACPI_EXCEPTION(plist)           acpi_exception plist
 206#define ACPI_ERROR(plist)               acpi_error plist
 207
 208#else
 209
 210/* No error messages */
 211
 212#define ACPI_INFO(plist)
 213#define ACPI_WARNING(plist)
 214#define ACPI_EXCEPTION(plist)
 215#define ACPI_ERROR(plist)
 216
 217#endif                          /* ACPI_NO_ERROR_MESSAGES */
 218
 219/*
 220 * Debug macros that are conditionally compiled
 221 */
 222#ifdef ACPI_DEBUG_OUTPUT
 223
 224/*
 225 * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
 226 * define it now. This is the case where there the compiler does not support
 227 * a __FUNCTION__ macro or equivalent.
 228 */
 229#ifndef ACPI_GET_FUNCTION_NAME
 230#define ACPI_GET_FUNCTION_NAME          _acpi_function_name
 231
 232/*
 233 * The Name parameter should be the procedure name as a quoted string.
 234 * The function name is also used by the function exit macros below.
 235 * Note: (const char) is used to be compatible with the debug interfaces
 236 * and macros such as __FUNCTION__.
 237 */
 238#define ACPI_FUNCTION_NAME(name)        static const char _acpi_function_name[] = #name;
 239
 240#else
 241/* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */
 242
 243#define ACPI_FUNCTION_NAME(name)
 244#endif                          /* ACPI_GET_FUNCTION_NAME */
 245
 246/*
 247 * Common parameters used for debug output functions:
 248 * line number, function name, module(file) name, component ID
 249 */
 250#define ACPI_DEBUG_PARAMETERS           __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT
 251
 252/*
 253 * Master debug print macros
 254 * Print message if and only if:
 255 *    1) Debug print for the current component is enabled
 256 *    2) Debug error level or trace level for the print statement is enabled
 257 */
 258#define ACPI_DEBUG_PRINT(plist)         acpi_debug_print plist
 259#define ACPI_DEBUG_PRINT_RAW(plist)     acpi_debug_print_raw plist
 260
 261#else
 262/*
 263 * This is the non-debug case -- make everything go away,
 264 * leaving no executable debug code!
 265 */
 266#define ACPI_FUNCTION_NAME(a)
 267#define ACPI_DEBUG_PRINT(pl)
 268#define ACPI_DEBUG_PRINT_RAW(pl)
 269
 270#endif                          /* ACPI_DEBUG_OUTPUT */
 271
 272#endif                          /* __ACOUTPUT_H__ */
 273
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