asllength.c revision 1.1.1.2.8.2
1 1.1.1.2.8.2 jruoho 2 1.1.1.2.8.2 jruoho /****************************************************************************** 3 1.1.1.2.8.2 jruoho * 4 1.1.1.2.8.2 jruoho * Module Name: asllength - Tree walk to determine package and opcode lengths 5 1.1.1.2.8.2 jruoho * 6 1.1.1.2.8.2 jruoho *****************************************************************************/ 7 1.1.1.2.8.2 jruoho 8 1.1.1.2.8.2 jruoho /* 9 1.1.1.2.8.2 jruoho * Copyright (C) 2000 - 2011, Intel Corp. 10 1.1.1.2.8.2 jruoho * All rights reserved. 11 1.1.1.2.8.2 jruoho * 12 1.1.1.2.8.2 jruoho * Redistribution and use in source and binary forms, with or without 13 1.1.1.2.8.2 jruoho * modification, are permitted provided that the following conditions 14 1.1.1.2.8.2 jruoho * are met: 15 1.1.1.2.8.2 jruoho * 1. Redistributions of source code must retain the above copyright 16 1.1.1.2.8.2 jruoho * notice, this list of conditions, and the following disclaimer, 17 1.1.1.2.8.2 jruoho * without modification. 18 1.1.1.2.8.2 jruoho * 2. Redistributions in binary form must reproduce at minimum a disclaimer 19 1.1.1.2.8.2 jruoho * substantially similar to the "NO WARRANTY" disclaimer below 20 1.1.1.2.8.2 jruoho * ("Disclaimer") and any redistribution must be conditioned upon 21 1.1.1.2.8.2 jruoho * including a substantially similar Disclaimer requirement for further 22 1.1.1.2.8.2 jruoho * binary redistribution. 23 1.1.1.2.8.2 jruoho * 3. Neither the names of the above-listed copyright holders nor the names 24 1.1.1.2.8.2 jruoho * of any contributors may be used to endorse or promote products derived 25 1.1.1.2.8.2 jruoho * from this software without specific prior written permission. 26 1.1.1.2.8.2 jruoho * 27 1.1.1.2.8.2 jruoho * Alternatively, this software may be distributed under the terms of the 28 1.1.1.2.8.2 jruoho * GNU General Public License ("GPL") version 2 as published by the Free 29 1.1.1.2.8.2 jruoho * Software Foundation. 30 1.1.1.2.8.2 jruoho * 31 1.1.1.2.8.2 jruoho * NO WARRANTY 32 1.1.1.2.8.2 jruoho * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 1.1.1.2.8.2 jruoho * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 1.1.1.2.8.2 jruoho * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 35 1.1.1.2.8.2 jruoho * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 36 1.1.1.2.8.2 jruoho * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 1.1.1.2.8.2 jruoho * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 1.1.1.2.8.2 jruoho * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 1.1.1.2.8.2 jruoho * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 40 1.1.1.2.8.2 jruoho * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 41 1.1.1.2.8.2 jruoho * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 42 1.1.1.2.8.2 jruoho * POSSIBILITY OF SUCH DAMAGES. 43 1.1.1.2.8.2 jruoho */ 44 1.1.1.2.8.2 jruoho 45 1.1.1.2.8.2 jruoho 46 1.1.1.2.8.2 jruoho #include "aslcompiler.h" 47 1.1.1.2.8.2 jruoho #include "aslcompiler.y.h" 48 1.1.1.2.8.2 jruoho #include "amlcode.h" 49 1.1.1.2.8.2 jruoho 50 1.1.1.2.8.2 jruoho 51 1.1.1.2.8.2 jruoho #define _COMPONENT ACPI_COMPILER 52 1.1.1.2.8.2 jruoho ACPI_MODULE_NAME ("asllength") 53 1.1.1.2.8.2 jruoho 54 1.1.1.2.8.2 jruoho /* Local prototypes */ 55 1.1.1.2.8.2 jruoho 56 1.1.1.2.8.2 jruoho static UINT8 57 1.1.1.2.8.2 jruoho CgGetPackageLenByteCount ( 58 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op, 59 1.1.1.2.8.2 jruoho UINT32 PackageLength); 60 1.1.1.2.8.2 jruoho 61 1.1.1.2.8.2 jruoho static void 62 1.1.1.2.8.2 jruoho CgGenerateAmlOpcodeLength ( 63 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op); 64 1.1.1.2.8.2 jruoho 65 1.1.1.2.8.2 jruoho 66 1.1.1.2.8.2 jruoho #ifdef ACPI_OBSOLETE_FUNCTIONS 67 1.1.1.2.8.2 jruoho void 68 1.1.1.2.8.2 jruoho LnAdjustLengthToRoot ( 69 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op, 70 1.1.1.2.8.2 jruoho UINT32 LengthDelta); 71 1.1.1.2.8.2 jruoho #endif 72 1.1.1.2.8.2 jruoho 73 1.1.1.2.8.2 jruoho 74 1.1.1.2.8.2 jruoho /******************************************************************************* 75 1.1.1.2.8.2 jruoho * 76 1.1.1.2.8.2 jruoho * FUNCTION: LnInitLengthsWalk 77 1.1.1.2.8.2 jruoho * 78 1.1.1.2.8.2 jruoho * PARAMETERS: ASL_WALK_CALLBACK 79 1.1.1.2.8.2 jruoho * 80 1.1.1.2.8.2 jruoho * RETURN: Status 81 1.1.1.2.8.2 jruoho * 82 1.1.1.2.8.2 jruoho * DESCRIPTION: Walk callback to initialize (and re-initialize) the node 83 1.1.1.2.8.2 jruoho * subtree length(s) to zero. The Subtree lengths are bubbled 84 1.1.1.2.8.2 jruoho * up to the root node in order to get a total AML length. 85 1.1.1.2.8.2 jruoho * 86 1.1.1.2.8.2 jruoho ******************************************************************************/ 87 1.1.1.2.8.2 jruoho 88 1.1.1.2.8.2 jruoho ACPI_STATUS 89 1.1.1.2.8.2 jruoho LnInitLengthsWalk ( 90 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op, 91 1.1.1.2.8.2 jruoho UINT32 Level, 92 1.1.1.2.8.2 jruoho void *Context) 93 1.1.1.2.8.2 jruoho { 94 1.1.1.2.8.2 jruoho 95 1.1.1.2.8.2 jruoho Op->Asl.AmlSubtreeLength = 0; 96 1.1.1.2.8.2 jruoho return (AE_OK); 97 1.1.1.2.8.2 jruoho } 98 1.1.1.2.8.2 jruoho 99 1.1.1.2.8.2 jruoho 100 1.1.1.2.8.2 jruoho /******************************************************************************* 101 1.1.1.2.8.2 jruoho * 102 1.1.1.2.8.2 jruoho * FUNCTION: LnPackageLengthWalk 103 1.1.1.2.8.2 jruoho * 104 1.1.1.2.8.2 jruoho * PARAMETERS: ASL_WALK_CALLBACK 105 1.1.1.2.8.2 jruoho * 106 1.1.1.2.8.2 jruoho * RETURN: Status 107 1.1.1.2.8.2 jruoho * 108 1.1.1.2.8.2 jruoho * DESCRIPTION: Walk callback to calculate the total AML length. 109 1.1.1.2.8.2 jruoho * 1) Calculate the AML lengths (opcode, package length, etc.) for 110 1.1.1.2.8.2 jruoho * THIS node. 111 1.1.1.2.8.2 jruoho * 2) Bubbble up all of these lengths to the parent node by summing 112 1.1.1.2.8.2 jruoho * them all into the parent subtree length. 113 1.1.1.2.8.2 jruoho * 114 1.1.1.2.8.2 jruoho * Note: The SubtreeLength represents the total AML length of all child nodes 115 1.1.1.2.8.2 jruoho * in all subtrees under a given node. Therefore, once this walk is 116 1.1.1.2.8.2 jruoho * complete, the Root Node subtree length is the AML length of the entire 117 1.1.1.2.8.2 jruoho * tree (and thus, the entire ACPI table) 118 1.1.1.2.8.2 jruoho * 119 1.1.1.2.8.2 jruoho ******************************************************************************/ 120 1.1.1.2.8.2 jruoho 121 1.1.1.2.8.2 jruoho ACPI_STATUS 122 1.1.1.2.8.2 jruoho LnPackageLengthWalk ( 123 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op, 124 1.1.1.2.8.2 jruoho UINT32 Level, 125 1.1.1.2.8.2 jruoho void *Context) 126 1.1.1.2.8.2 jruoho { 127 1.1.1.2.8.2 jruoho 128 1.1.1.2.8.2 jruoho /* Generate the AML lengths for this node */ 129 1.1.1.2.8.2 jruoho 130 1.1.1.2.8.2 jruoho CgGenerateAmlLengths (Op); 131 1.1.1.2.8.2 jruoho 132 1.1.1.2.8.2 jruoho /* Bubble up all lengths (this node and all below it) to the parent */ 133 1.1.1.2.8.2 jruoho 134 1.1.1.2.8.2 jruoho if ((Op->Asl.Parent) && 135 1.1.1.2.8.2 jruoho (Op->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)) 136 1.1.1.2.8.2 jruoho { 137 1.1.1.2.8.2 jruoho Op->Asl.Parent->Asl.AmlSubtreeLength += (Op->Asl.AmlLength + 138 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength + 139 1.1.1.2.8.2 jruoho Op->Asl.AmlPkgLenBytes + 140 1.1.1.2.8.2 jruoho Op->Asl.AmlSubtreeLength); 141 1.1.1.2.8.2 jruoho } 142 1.1.1.2.8.2 jruoho return (AE_OK); 143 1.1.1.2.8.2 jruoho } 144 1.1.1.2.8.2 jruoho 145 1.1.1.2.8.2 jruoho 146 1.1.1.2.8.2 jruoho /******************************************************************************* 147 1.1.1.2.8.2 jruoho * 148 1.1.1.2.8.2 jruoho * FUNCTION: CgGetPackageLenByteCount 149 1.1.1.2.8.2 jruoho * 150 1.1.1.2.8.2 jruoho * PARAMETERS: Op - Parse node 151 1.1.1.2.8.2 jruoho * PackageLength - Length to be encoded 152 1.1.1.2.8.2 jruoho * 153 1.1.1.2.8.2 jruoho * RETURN: Required length of the package length encoding 154 1.1.1.2.8.2 jruoho * 155 1.1.1.2.8.2 jruoho * DESCRIPTION: Calculate the number of bytes required to encode the given 156 1.1.1.2.8.2 jruoho * package length. 157 1.1.1.2.8.2 jruoho * 158 1.1.1.2.8.2 jruoho ******************************************************************************/ 159 1.1.1.2.8.2 jruoho 160 1.1.1.2.8.2 jruoho static UINT8 161 1.1.1.2.8.2 jruoho CgGetPackageLenByteCount ( 162 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op, 163 1.1.1.2.8.2 jruoho UINT32 PackageLength) 164 1.1.1.2.8.2 jruoho { 165 1.1.1.2.8.2 jruoho 166 1.1.1.2.8.2 jruoho /* 167 1.1.1.2.8.2 jruoho * Determine the number of bytes required to encode the package length 168 1.1.1.2.8.2 jruoho * Note: the package length includes the number of bytes used to encode 169 1.1.1.2.8.2 jruoho * the package length, so we must account for this also. 170 1.1.1.2.8.2 jruoho */ 171 1.1.1.2.8.2 jruoho if (PackageLength <= (0x0000003F - 1)) 172 1.1.1.2.8.2 jruoho { 173 1.1.1.2.8.2 jruoho return (1); 174 1.1.1.2.8.2 jruoho } 175 1.1.1.2.8.2 jruoho else if (PackageLength <= (0x00000FFF - 2)) 176 1.1.1.2.8.2 jruoho { 177 1.1.1.2.8.2 jruoho return (2); 178 1.1.1.2.8.2 jruoho } 179 1.1.1.2.8.2 jruoho else if (PackageLength <= (0x000FFFFF - 3)) 180 1.1.1.2.8.2 jruoho { 181 1.1.1.2.8.2 jruoho return (3); 182 1.1.1.2.8.2 jruoho } 183 1.1.1.2.8.2 jruoho else if (PackageLength <= (0x0FFFFFFF - 4)) 184 1.1.1.2.8.2 jruoho { 185 1.1.1.2.8.2 jruoho return (4); 186 1.1.1.2.8.2 jruoho } 187 1.1.1.2.8.2 jruoho else 188 1.1.1.2.8.2 jruoho { 189 1.1.1.2.8.2 jruoho /* Fatal error - the package length is too large to encode */ 190 1.1.1.2.8.2 jruoho 191 1.1.1.2.8.2 jruoho AslError (ASL_ERROR, ASL_MSG_ENCODING_LENGTH, Op, NULL); 192 1.1.1.2.8.2 jruoho } 193 1.1.1.2.8.2 jruoho 194 1.1.1.2.8.2 jruoho return (0); 195 1.1.1.2.8.2 jruoho } 196 1.1.1.2.8.2 jruoho 197 1.1.1.2.8.2 jruoho 198 1.1.1.2.8.2 jruoho /******************************************************************************* 199 1.1.1.2.8.2 jruoho * 200 1.1.1.2.8.2 jruoho * FUNCTION: CgGenerateAmlOpcodeLength 201 1.1.1.2.8.2 jruoho * 202 1.1.1.2.8.2 jruoho * PARAMETERS: Op - Parse node whose AML opcode lengths will be 203 1.1.1.2.8.2 jruoho * calculated 204 1.1.1.2.8.2 jruoho * 205 1.1.1.2.8.2 jruoho * RETURN: None. 206 1.1.1.2.8.2 jruoho * 207 1.1.1.2.8.2 jruoho * DESCRIPTION: Calculate the AmlOpcodeLength, AmlPkgLenBytes, and AmlLength 208 1.1.1.2.8.2 jruoho * fields for this node. 209 1.1.1.2.8.2 jruoho * 210 1.1.1.2.8.2 jruoho ******************************************************************************/ 211 1.1.1.2.8.2 jruoho 212 1.1.1.2.8.2 jruoho static void 213 1.1.1.2.8.2 jruoho CgGenerateAmlOpcodeLength ( 214 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op) 215 1.1.1.2.8.2 jruoho { 216 1.1.1.2.8.2 jruoho 217 1.1.1.2.8.2 jruoho /* Check for two-byte opcode */ 218 1.1.1.2.8.2 jruoho 219 1.1.1.2.8.2 jruoho if (Op->Asl.AmlOpcode > 0x00FF) 220 1.1.1.2.8.2 jruoho { 221 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 2; 222 1.1.1.2.8.2 jruoho } 223 1.1.1.2.8.2 jruoho else 224 1.1.1.2.8.2 jruoho { 225 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 1; 226 1.1.1.2.8.2 jruoho } 227 1.1.1.2.8.2 jruoho 228 1.1.1.2.8.2 jruoho /* Does this opcode have an associated "PackageLength" field? */ 229 1.1.1.2.8.2 jruoho 230 1.1.1.2.8.2 jruoho Op->Asl.AmlPkgLenBytes = 0; 231 1.1.1.2.8.2 jruoho if (Op->Asl.CompileFlags & NODE_AML_PACKAGE) 232 1.1.1.2.8.2 jruoho { 233 1.1.1.2.8.2 jruoho Op->Asl.AmlPkgLenBytes = CgGetPackageLenByteCount ( 234 1.1.1.2.8.2 jruoho Op, Op->Asl.AmlSubtreeLength); 235 1.1.1.2.8.2 jruoho } 236 1.1.1.2.8.2 jruoho 237 1.1.1.2.8.2 jruoho /* Data opcode lengths are easy */ 238 1.1.1.2.8.2 jruoho 239 1.1.1.2.8.2 jruoho switch (Op->Asl.AmlOpcode) 240 1.1.1.2.8.2 jruoho { 241 1.1.1.2.8.2 jruoho case AML_BYTE_OP: 242 1.1.1.2.8.2 jruoho 243 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 1; 244 1.1.1.2.8.2 jruoho break; 245 1.1.1.2.8.2 jruoho 246 1.1.1.2.8.2 jruoho case AML_WORD_OP: 247 1.1.1.2.8.2 jruoho 248 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 2; 249 1.1.1.2.8.2 jruoho break; 250 1.1.1.2.8.2 jruoho 251 1.1.1.2.8.2 jruoho case AML_DWORD_OP: 252 1.1.1.2.8.2 jruoho 253 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 4; 254 1.1.1.2.8.2 jruoho break; 255 1.1.1.2.8.2 jruoho 256 1.1.1.2.8.2 jruoho case AML_QWORD_OP: 257 1.1.1.2.8.2 jruoho 258 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 8; 259 1.1.1.2.8.2 jruoho break; 260 1.1.1.2.8.2 jruoho 261 1.1.1.2.8.2 jruoho default: 262 1.1.1.2.8.2 jruoho /* All data opcodes must be above */ 263 1.1.1.2.8.2 jruoho break; 264 1.1.1.2.8.2 jruoho } 265 1.1.1.2.8.2 jruoho } 266 1.1.1.2.8.2 jruoho 267 1.1.1.2.8.2 jruoho 268 1.1.1.2.8.2 jruoho /******************************************************************************* 269 1.1.1.2.8.2 jruoho * 270 1.1.1.2.8.2 jruoho * FUNCTION: CgGenerateAmlLengths 271 1.1.1.2.8.2 jruoho * 272 1.1.1.2.8.2 jruoho * PARAMETERS: Op - Parse node 273 1.1.1.2.8.2 jruoho * 274 1.1.1.2.8.2 jruoho * RETURN: None. 275 1.1.1.2.8.2 jruoho * 276 1.1.1.2.8.2 jruoho * DESCRIPTION: Generate internal length fields based on the AML opcode or 277 1.1.1.2.8.2 jruoho * parse opcode. 278 1.1.1.2.8.2 jruoho * 279 1.1.1.2.8.2 jruoho ******************************************************************************/ 280 1.1.1.2.8.2 jruoho 281 1.1.1.2.8.2 jruoho void 282 1.1.1.2.8.2 jruoho CgGenerateAmlLengths ( 283 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op) 284 1.1.1.2.8.2 jruoho { 285 1.1.1.2.8.2 jruoho char *Buffer; 286 1.1.1.2.8.2 jruoho ACPI_STATUS Status; 287 1.1.1.2.8.2 jruoho 288 1.1.1.2.8.2 jruoho 289 1.1.1.2.8.2 jruoho switch (Op->Asl.AmlOpcode) 290 1.1.1.2.8.2 jruoho { 291 1.1.1.2.8.2 jruoho case AML_RAW_DATA_BYTE: 292 1.1.1.2.8.2 jruoho 293 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 294 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 1; 295 1.1.1.2.8.2 jruoho return; 296 1.1.1.2.8.2 jruoho 297 1.1.1.2.8.2 jruoho case AML_RAW_DATA_WORD: 298 1.1.1.2.8.2 jruoho 299 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 300 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 2; 301 1.1.1.2.8.2 jruoho return; 302 1.1.1.2.8.2 jruoho 303 1.1.1.2.8.2 jruoho case AML_RAW_DATA_DWORD: 304 1.1.1.2.8.2 jruoho 305 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 306 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 4; 307 1.1.1.2.8.2 jruoho return; 308 1.1.1.2.8.2 jruoho 309 1.1.1.2.8.2 jruoho case AML_RAW_DATA_QWORD: 310 1.1.1.2.8.2 jruoho 311 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 312 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 8; 313 1.1.1.2.8.2 jruoho return; 314 1.1.1.2.8.2 jruoho 315 1.1.1.2.8.2 jruoho case AML_RAW_DATA_BUFFER: 316 1.1.1.2.8.2 jruoho 317 1.1.1.2.8.2 jruoho /* Aml length is/was set by creator */ 318 1.1.1.2.8.2 jruoho 319 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 320 1.1.1.2.8.2 jruoho return; 321 1.1.1.2.8.2 jruoho 322 1.1.1.2.8.2 jruoho case AML_RAW_DATA_CHAIN: 323 1.1.1.2.8.2 jruoho 324 1.1.1.2.8.2 jruoho /* Aml length is/was set by creator */ 325 1.1.1.2.8.2 jruoho 326 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 327 1.1.1.2.8.2 jruoho return; 328 1.1.1.2.8.2 jruoho 329 1.1.1.2.8.2 jruoho default: 330 1.1.1.2.8.2 jruoho break; 331 1.1.1.2.8.2 jruoho } 332 1.1.1.2.8.2 jruoho 333 1.1.1.2.8.2 jruoho switch (Op->Asl.ParseOpcode) 334 1.1.1.2.8.2 jruoho { 335 1.1.1.2.8.2 jruoho case PARSEOP_DEFINITIONBLOCK: 336 1.1.1.2.8.2 jruoho 337 1.1.1.2.8.2 jruoho Gbl_TableLength = sizeof (ACPI_TABLE_HEADER) + 338 1.1.1.2.8.2 jruoho Op->Asl.AmlSubtreeLength; 339 1.1.1.2.8.2 jruoho break; 340 1.1.1.2.8.2 jruoho 341 1.1.1.2.8.2 jruoho case PARSEOP_NAMESEG: 342 1.1.1.2.8.2 jruoho 343 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 344 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 4; 345 1.1.1.2.8.2 jruoho Op->Asl.ExternalName = Op->Asl.Value.String; 346 1.1.1.2.8.2 jruoho break; 347 1.1.1.2.8.2 jruoho 348 1.1.1.2.8.2 jruoho case PARSEOP_NAMESTRING: 349 1.1.1.2.8.2 jruoho case PARSEOP_METHODCALL: 350 1.1.1.2.8.2 jruoho 351 1.1.1.2.8.2 jruoho if (Op->Asl.CompileFlags & NODE_NAME_INTERNALIZED) 352 1.1.1.2.8.2 jruoho { 353 1.1.1.2.8.2 jruoho break; 354 1.1.1.2.8.2 jruoho } 355 1.1.1.2.8.2 jruoho 356 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 357 1.1.1.2.8.2 jruoho Status = UtInternalizeName (Op->Asl.Value.String, &Buffer); 358 1.1.1.2.8.2 jruoho if (ACPI_FAILURE (Status)) 359 1.1.1.2.8.2 jruoho { 360 1.1.1.2.8.2 jruoho DbgPrint (ASL_DEBUG_OUTPUT, 361 1.1.1.2.8.2 jruoho "Failure from internalize name %X\n", Status); 362 1.1.1.2.8.2 jruoho break; 363 1.1.1.2.8.2 jruoho } 364 1.1.1.2.8.2 jruoho 365 1.1.1.2.8.2 jruoho Op->Asl.ExternalName = Op->Asl.Value.String; 366 1.1.1.2.8.2 jruoho Op->Asl.Value.String = Buffer; 367 1.1.1.2.8.2 jruoho Op->Asl.CompileFlags |= NODE_NAME_INTERNALIZED; 368 1.1.1.2.8.2 jruoho 369 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = strlen (Buffer); 370 1.1.1.2.8.2 jruoho 371 1.1.1.2.8.2 jruoho /* 372 1.1.1.2.8.2 jruoho * Check for single backslash reference to root, 373 1.1.1.2.8.2 jruoho * make it a null terminated string in the AML 374 1.1.1.2.8.2 jruoho */ 375 1.1.1.2.8.2 jruoho if (Op->Asl.AmlLength == 1) 376 1.1.1.2.8.2 jruoho { 377 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = 2; 378 1.1.1.2.8.2 jruoho } 379 1.1.1.2.8.2 jruoho break; 380 1.1.1.2.8.2 jruoho 381 1.1.1.2.8.2 jruoho case PARSEOP_STRING_LITERAL: 382 1.1.1.2.8.2 jruoho 383 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 1; 384 1.1.1.2.8.2 jruoho 385 1.1.1.2.8.2 jruoho /* Get null terminator */ 386 1.1.1.2.8.2 jruoho 387 1.1.1.2.8.2 jruoho Op->Asl.AmlLength = strlen (Op->Asl.Value.String) + 1; 388 1.1.1.2.8.2 jruoho break; 389 1.1.1.2.8.2 jruoho 390 1.1.1.2.8.2 jruoho case PARSEOP_PACKAGE_LENGTH: 391 1.1.1.2.8.2 jruoho 392 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 393 1.1.1.2.8.2 jruoho Op->Asl.AmlPkgLenBytes = CgGetPackageLenByteCount (Op, 394 1.1.1.2.8.2 jruoho (UINT32) Op->Asl.Value.Integer); 395 1.1.1.2.8.2 jruoho break; 396 1.1.1.2.8.2 jruoho 397 1.1.1.2.8.2 jruoho case PARSEOP_RAW_DATA: 398 1.1.1.2.8.2 jruoho 399 1.1.1.2.8.2 jruoho Op->Asl.AmlOpcodeLength = 0; 400 1.1.1.2.8.2 jruoho break; 401 1.1.1.2.8.2 jruoho 402 1.1.1.2.8.2 jruoho case PARSEOP_DEFAULT_ARG: 403 1.1.1.2.8.2 jruoho case PARSEOP_EXTERNAL: 404 1.1.1.2.8.2 jruoho case PARSEOP_INCLUDE: 405 1.1.1.2.8.2 jruoho case PARSEOP_INCLUDE_END: 406 1.1.1.2.8.2 jruoho 407 1.1.1.2.8.2 jruoho /* Ignore the "default arg" nodes, they are extraneous at this point */ 408 1.1.1.2.8.2 jruoho 409 1.1.1.2.8.2 jruoho break; 410 1.1.1.2.8.2 jruoho 411 1.1.1.2.8.2 jruoho default: 412 1.1.1.2.8.2 jruoho 413 1.1.1.2.8.2 jruoho CgGenerateAmlOpcodeLength (Op); 414 1.1.1.2.8.2 jruoho break; 415 1.1.1.2.8.2 jruoho } 416 1.1.1.2.8.2 jruoho } 417 1.1.1.2.8.2 jruoho 418 1.1.1.2.8.2 jruoho 419 1.1.1.2.8.2 jruoho #ifdef ACPI_OBSOLETE_FUNCTIONS 420 1.1.1.2.8.2 jruoho /******************************************************************************* 421 1.1.1.2.8.2 jruoho * 422 1.1.1.2.8.2 jruoho * FUNCTION: LnAdjustLengthToRoot 423 1.1.1.2.8.2 jruoho * 424 1.1.1.2.8.2 jruoho * PARAMETERS: Op - Node whose Length was changed 425 1.1.1.2.8.2 jruoho * 426 1.1.1.2.8.2 jruoho * RETURN: None. 427 1.1.1.2.8.2 jruoho * 428 1.1.1.2.8.2 jruoho * DESCRIPTION: Change the Subtree length of the given node, and bubble the 429 1.1.1.2.8.2 jruoho * change all the way up to the root node. This allows for 430 1.1.1.2.8.2 jruoho * last second changes to a package length (for example, if the 431 1.1.1.2.8.2 jruoho * package length encoding gets shorter or longer.) 432 1.1.1.2.8.2 jruoho * 433 1.1.1.2.8.2 jruoho ******************************************************************************/ 434 1.1.1.2.8.2 jruoho 435 1.1.1.2.8.2 jruoho void 436 1.1.1.2.8.2 jruoho LnAdjustLengthToRoot ( 437 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *SubtreeOp, 438 1.1.1.2.8.2 jruoho UINT32 LengthDelta) 439 1.1.1.2.8.2 jruoho { 440 1.1.1.2.8.2 jruoho ACPI_PARSE_OBJECT *Op; 441 1.1.1.2.8.2 jruoho 442 1.1.1.2.8.2 jruoho 443 1.1.1.2.8.2 jruoho /* Adjust all subtree lengths up to the root */ 444 1.1.1.2.8.2 jruoho 445 1.1.1.2.8.2 jruoho Op = SubtreeOp->Asl.Parent; 446 1.1.1.2.8.2 jruoho while (Op) 447 1.1.1.2.8.2 jruoho { 448 1.1.1.2.8.2 jruoho Op->Asl.AmlSubtreeLength -= LengthDelta; 449 1.1.1.2.8.2 jruoho Op = Op->Asl.Parent; 450 1.1.1.2.8.2 jruoho } 451 1.1.1.2.8.2 jruoho 452 1.1.1.2.8.2 jruoho /* Adjust the global table length */ 453 1.1.1.2.8.2 jruoho 454 1.1.1.2.8.2 jruoho Gbl_TableLength -= LengthDelta; 455 1.1.1.2.8.2 jruoho } 456 1.1.1.2.8.2 jruoho #endif 457 1.1.1.2.8.2 jruoho 458 1.1.1.2.8.2 jruoho 459
Indexes created Thu Oct 02 01:09:59 GMT 2025