1/******************************************************************************* 2 * 3 * Module Name: dmutils - AML disassembler utilities 4 * 5 ******************************************************************************/ 6 7/* 8 * Copyright (C) 2000 - 2013, 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 45#include <contrib/dev/acpica/include/acpi.h> 46#include <contrib/dev/acpica/include/accommon.h> 47#include <contrib/dev/acpica/include/amlcode.h> 48#include <contrib/dev/acpica/include/acdisasm.h> 49 50#ifdef ACPI_ASL_COMPILER 51#include <contrib/dev/acpica/include/acnamesp.h> 52#endif 53 54#ifdef ACPI_DISASSEMBLER 55 56#define _COMPONENT ACPI_CA_DEBUGGER 57 ACPI_MODULE_NAME ("dmutils") 58 59 60/* Data used in keeping track of fields */ 61#if 0 62const char *AcpiGbl_FENames[] = 63{ 64 "skip", 65 "?access?" 66}; /* FE = Field Element */ 67#endif 68 69/* Operators for Match() */ 70 71const char *AcpiGbl_MatchOps[] = 72{ 73 "MTR", 74 "MEQ", 75 "MLE", 76 "MLT", 77 "MGE", 78 "MGT" 79}; 80 81/* Access type decoding */ 82 83const char *AcpiGbl_AccessTypes[] = 84{ 85 "AnyAcc", 86 "ByteAcc", 87 "WordAcc", 88 "DWordAcc", 89 "QWordAcc", 90 "BufferAcc", 91 "InvalidAccType", 92 "InvalidAccType" 93}; 94 95/* Lock rule decoding */ 96 97const char *AcpiGbl_LockRule[] = 98{ 99 "NoLock", 100 "Lock" 101}; 102 103/* Update rule decoding */ 104 105const char *AcpiGbl_UpdateRules[] = 106{ 107 "Preserve", 108 "WriteAsOnes", 109 "WriteAsZeros", 110 "InvalidUpdateRule" 111}; 112 113/* Strings used to decode resource descriptors */ 114 115const char *AcpiGbl_WordDecode[] = 116{ 117 "Memory", 118 "IO", 119 "BusNumber", 120 "UnknownResourceType" 121}; 122 123const char *AcpiGbl_IrqDecode[] = 124{ 125 "IRQNoFlags", 126 "IRQ" 127}; 128 129 130/******************************************************************************* 131 * 132 * FUNCTION: AcpiDmDecodeAttribute 133 * 134 * PARAMETERS: Attribute - Attribute field of AccessAs keyword 135 * 136 * RETURN: None 137 * 138 * DESCRIPTION: Decode the AccessAs attribute byte. (Mostly SMBus and 139 * GenericSerialBus stuff.) 140 * 141 ******************************************************************************/ 142 143void 144AcpiDmDecodeAttribute ( 145 UINT8 Attribute) 146{ 147 148 switch (Attribute) 149 { 150 case AML_FIELD_ATTRIB_QUICK: 151 152 AcpiOsPrintf ("AttribQuick"); 153 break; 154 155 case AML_FIELD_ATTRIB_SEND_RCV: 156 157 AcpiOsPrintf ("AttribSendReceive"); 158 break; 159 160 case AML_FIELD_ATTRIB_BYTE: 161 162 AcpiOsPrintf ("AttribByte"); 163 break; 164 165 case AML_FIELD_ATTRIB_WORD: 166 167 AcpiOsPrintf ("AttribWord"); 168 break; 169 170 case AML_FIELD_ATTRIB_BLOCK: 171 172 AcpiOsPrintf ("AttribBlock"); 173 break; 174 175 case AML_FIELD_ATTRIB_MULTIBYTE: 176 177 AcpiOsPrintf ("AttribBytes"); 178 break; 179 180 case AML_FIELD_ATTRIB_WORD_CALL: 181 182 AcpiOsPrintf ("AttribProcessCall"); 183 break; 184 185 case AML_FIELD_ATTRIB_BLOCK_CALL: 186 187 AcpiOsPrintf ("AttribBlockProcessCall"); 188 break; 189 190 case AML_FIELD_ATTRIB_RAW_BYTES: 191 192 AcpiOsPrintf ("AttribRawBytes"); 193 break; 194 195 case AML_FIELD_ATTRIB_RAW_PROCESS: 196 197 AcpiOsPrintf ("AttribRawProcessBytes"); 198 break; 199 200 default: 201 202 /* A ByteConst is allowed by the grammar */ 203 204 AcpiOsPrintf ("0x%2.2X", Attribute); 205 break; 206 } 207} 208 209 210/******************************************************************************* 211 * 212 * FUNCTION: AcpiDmIndent 213 * 214 * PARAMETERS: Level - Current source code indentation level 215 * 216 * RETURN: None 217 * 218 * DESCRIPTION: Indent 4 spaces per indentation level. 219 * 220 ******************************************************************************/ 221 222void 223AcpiDmIndent ( 224 UINT32 Level) 225{ 226 227 if (!Level) 228 { 229 return; 230 } 231 232 AcpiOsPrintf ("%*.s", ACPI_MUL_4 (Level), " "); 233} 234 235 236/******************************************************************************* 237 * 238 * FUNCTION: AcpiDmCommaIfListMember 239 * 240 * PARAMETERS: Op - Current operator/operand 241 * 242 * RETURN: TRUE if a comma was inserted 243 * 244 * DESCRIPTION: Insert a comma if this Op is a member of an argument list. 245 * 246 ******************************************************************************/ 247 248BOOLEAN 249AcpiDmCommaIfListMember ( 250 ACPI_PARSE_OBJECT *Op) 251{ 252 253 if (!Op->Common.Next) 254 { 255 return (FALSE); 256 } 257 258 if (AcpiDmListType (Op->Common.Parent) & BLOCK_COMMA_LIST) 259 { 260 /* Check for a NULL target operand */ 261 262 if ((Op->Common.Next->Common.AmlOpcode == AML_INT_NAMEPATH_OP) && 263 (!Op->Common.Next->Common.Value.String)) 264 { 265 /* 266 * To handle the Divide() case where there are two optional 267 * targets, look ahead one more op. If null, this null target 268 * is the one and only target -- no comma needed. Otherwise, 269 * we need a comma to prepare for the next target. 270 */ 271 if (!Op->Common.Next->Common.Next) 272 { 273 return (FALSE); 274 } 275 } 276 277 if ((Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST) && 278 (!(Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))) 279 { 280 return (FALSE); 281 } 282 283 AcpiOsPrintf (", "); 284 return (TRUE); 285 } 286 287 else if ((Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST) && 288 (Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) 289 { 290 AcpiOsPrintf (", "); 291 return (TRUE); 292 } 293 294 return (FALSE); 295} 296 297 298/******************************************************************************* 299 * 300 * FUNCTION: AcpiDmCommaIfFieldMember 301 * 302 * PARAMETERS: Op - Current operator/operand 303 * 304 * RETURN: None 305 * 306 * DESCRIPTION: Insert a comma if this Op is a member of a Field argument list. 307 * 308 ******************************************************************************/ 309 310void 311AcpiDmCommaIfFieldMember ( 312 ACPI_PARSE_OBJECT *Op) 313{ 314 315 if (Op->Common.Next) 316 { 317 AcpiOsPrintf (", "); 318 } 319} 320 321#endif 322