1 /****************************************************************************** 2 * 3 * Module Name: aslmain - compiler main and utilities 4 * 5 *****************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #define _DECLARE_GLOBALS 153 154 #include "aslcompiler.h" 155 #include "acapps.h" 156 #include "acdisasm.h" 157 #include <signal.h> 158 159 #define _COMPONENT ACPI_COMPILER 160 ACPI_MODULE_NAME ("aslmain") 161 162 /* 163 * Main routine for the iASL compiler. 164 * 165 * Portability note: The compiler depends upon the host for command-line 166 * wildcard support - it is not implemented locally. For example: 167 * 168 * Linux/Unix systems: Shell expands wildcards automatically. 169 * 170 * Windows: The setargv.obj module must be linked in to automatically 171 * expand wildcards. 172 */ 173 174 /* Local prototypes */ 175 176 static void ACPI_SYSTEM_XFACE 177 AslSignalHandler ( 178 int Sig); 179 180 static void 181 AslInitialize ( 182 void); 183 184 185 /******************************************************************************* 186 * 187 * FUNCTION: main 188 * 189 * PARAMETERS: Standard argc/argv 190 * 191 * RETURN: Program termination code 192 * 193 * DESCRIPTION: C main routine for the iASL Compiler/Disassembler. Process 194 * command line options and begin the compile/disassembly for each file on 195 * the command line (wildcards supported). 196 * 197 ******************************************************************************/ 198 199 int ACPI_SYSTEM_XFACE 200 main ( 201 int argc, 202 char **argv) 203 { 204 ACPI_STATUS Status; 205 int Index1; 206 int Index2; 207 int ReturnStatus = 0; 208 209 210 signal (SIGINT, AslSignalHandler); 211 212 /* 213 * Big-endian machines are not currently supported. ACPI tables must 214 * be little-endian, and support for big-endian machines needs to 215 * be implemented. 216 */ 217 if (UtIsBigEndianMachine ()) 218 { 219 fprintf (stderr, 220 "iASL is not currently supported on big-endian machines.\n"); 221 return (-1); 222 } 223 224 AcpiOsInitialize (); 225 ACPI_DEBUG_INITIALIZE (); /* For debug version only */ 226 227 /* Initialize preprocessor and compiler before command line processing */ 228 229 AcpiGbl_ExternalFileList = NULL; 230 AcpiDbgLevel = 0; 231 PrInitializePreprocessor (); 232 AslInitialize (); 233 234 Index1 = Index2 = 235 AslCommandLine (argc, argv); 236 237 /* Allocate the line buffer(s), must be after command line */ 238 239 Gbl_LineBufferSize /= 2; 240 UtExpandLineBuffers (); 241 242 /* Perform global actions first/only */ 243 244 if (Gbl_DisassembleAll) 245 { 246 while (argv[Index1]) 247 { 248 Status = AcpiDmAddToExternalFileList (argv[Index1]); 249 if (ACPI_FAILURE (Status)) 250 { 251 return (-1); 252 } 253 254 Index1++; 255 } 256 } 257 258 259 /* Process each pathname/filename in the list, with possible wildcards */ 260 261 while (argv[Index2]) 262 { 263 /* 264 * If -p not specified, we will use the input filename as the 265 * output filename prefix 266 */ 267 if (Gbl_UseDefaultAmlFilename) 268 { 269 Gbl_OutputFilenamePrefix = argv[Index2]; 270 UtConvertBackslashes (Gbl_OutputFilenamePrefix); 271 } 272 273 Status = AslDoOneFile (argv[Index2]); 274 if (ACPI_FAILURE (Status)) 275 { 276 ReturnStatus = -1; 277 goto CleanupAndExit; 278 } 279 280 Index2++; 281 } 282 283 284 CleanupAndExit: 285 286 UtFreeLineBuffers (); 287 AslParserCleanup (); 288 289 if (AcpiGbl_ExternalFileList) 290 { 291 AcpiDmClearExternalFileList(); 292 } 293 294 return (ReturnStatus); 295 } 296 297 298 /****************************************************************************** 299 * 300 * FUNCTION: AslSignalHandler 301 * 302 * PARAMETERS: Sig - Signal that invoked this handler 303 * 304 * RETURN: None 305 * 306 * DESCRIPTION: Signal interrupt handler. Delete any intermediate files and 307 * any output files that may be left in an indeterminate state. 308 * Currently handles SIGINT (control-c). 309 * 310 *****************************************************************************/ 311 312 static void ACPI_SYSTEM_XFACE 313 AslSignalHandler ( 314 int Sig) 315 { 316 UINT32 i; 317 318 319 signal (Sig, SIG_IGN); 320 fflush (stdout); 321 fflush (stderr); 322 323 switch (Sig) 324 { 325 case SIGINT: 326 327 printf ("\n" ASL_PREFIX "<Control-C>\n"); 328 break; 329 330 default: 331 332 printf (ASL_PREFIX "Unknown interrupt signal (%u)\n", Sig); 333 break; 334 } 335 336 /* 337 * Close all open files 338 * Note: the .pre file is the same as the input source file 339 */ 340 Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; 341 342 for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++) 343 { 344 FlCloseFile (i); 345 } 346 347 /* Delete any output files */ 348 349 for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++) 350 { 351 FlDeleteFile (i); 352 } 353 354 printf (ASL_PREFIX "Terminating\n"); 355 exit (0); 356 } 357 358 359 /******************************************************************************* 360 * 361 * FUNCTION: AslInitialize 362 * 363 * PARAMETERS: None 364 * 365 * RETURN: None 366 * 367 * DESCRIPTION: Initialize compiler globals 368 * 369 ******************************************************************************/ 370 371 static void 372 AslInitialize ( 373 void) 374 { 375 UINT32 i; 376 377 378 AcpiGbl_DmOpt_Verbose = FALSE; 379 380 /* Default integer width is 32 bits */ 381 382 AcpiGbl_IntegerBitWidth = 32; 383 AcpiGbl_IntegerNybbleWidth = 8; 384 AcpiGbl_IntegerByteWidth = 4; 385 386 for (i = 0; i < ASL_NUM_FILES; i++) 387 { 388 Gbl_Files[i].Handle = NULL; 389 Gbl_Files[i].Filename = NULL; 390 } 391 392 Gbl_Files[ASL_FILE_STDOUT].Handle = stdout; 393 Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT"; 394 395 Gbl_Files[ASL_FILE_STDERR].Handle = stderr; 396 Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR"; 397 } 398