dbfileio.c revision 1.1.1.2.2.2
1 1.1.1.2.2.2 bouyer /******************************************************************************* 2 1.1.1.2.2.2 bouyer * 3 1.1.1.2.2.2 bouyer * Module Name: dbfileio - Debugger file I/O commands. These can't usually 4 1.1.1.2.2.2 bouyer * be used when running the debugger in Ring 0 (Kernel mode) 5 1.1.1.2.2.2 bouyer * 6 1.1.1.2.2.2 bouyer ******************************************************************************/ 7 1.1.1.2.2.2 bouyer 8 1.1.1.2.2.2 bouyer /* 9 1.1.1.2.2.2 bouyer * Copyright (C) 2000 - 2011, Intel Corp. 10 1.1.1.2.2.2 bouyer * All rights reserved. 11 1.1.1.2.2.2 bouyer * 12 1.1.1.2.2.2 bouyer * Redistribution and use in source and binary forms, with or without 13 1.1.1.2.2.2 bouyer * modification, are permitted provided that the following conditions 14 1.1.1.2.2.2 bouyer * are met: 15 1.1.1.2.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 16 1.1.1.2.2.2 bouyer * notice, this list of conditions, and the following disclaimer, 17 1.1.1.2.2.2 bouyer * without modification. 18 1.1.1.2.2.2 bouyer * 2. Redistributions in binary form must reproduce at minimum a disclaimer 19 1.1.1.2.2.2 bouyer * substantially similar to the "NO WARRANTY" disclaimer below 20 1.1.1.2.2.2 bouyer * ("Disclaimer") and any redistribution must be conditioned upon 21 1.1.1.2.2.2 bouyer * including a substantially similar Disclaimer requirement for further 22 1.1.1.2.2.2 bouyer * binary redistribution. 23 1.1.1.2.2.2 bouyer * 3. Neither the names of the above-listed copyright holders nor the names 24 1.1.1.2.2.2 bouyer * of any contributors may be used to endorse or promote products derived 25 1.1.1.2.2.2 bouyer * from this software without specific prior written permission. 26 1.1.1.2.2.2 bouyer * 27 1.1.1.2.2.2 bouyer * Alternatively, this software may be distributed under the terms of the 28 1.1.1.2.2.2 bouyer * GNU General Public License ("GPL") version 2 as published by the Free 29 1.1.1.2.2.2 bouyer * Software Foundation. 30 1.1.1.2.2.2 bouyer * 31 1.1.1.2.2.2 bouyer * NO WARRANTY 32 1.1.1.2.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 1.1.1.2.2.2 bouyer * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 1.1.1.2.2.2 bouyer * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 35 1.1.1.2.2.2 bouyer * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 36 1.1.1.2.2.2 bouyer * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 1.1.1.2.2.2 bouyer * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 1.1.1.2.2.2 bouyer * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 1.1.1.2.2.2 bouyer * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 40 1.1.1.2.2.2 bouyer * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 41 1.1.1.2.2.2 bouyer * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 42 1.1.1.2.2.2 bouyer * POSSIBILITY OF SUCH DAMAGES. 43 1.1.1.2.2.2 bouyer */ 44 1.1.1.2.2.2 bouyer 45 1.1.1.2.2.2 bouyer 46 1.1.1.2.2.2 bouyer #include "acpi.h" 47 1.1.1.2.2.2 bouyer #include "accommon.h" 48 1.1.1.2.2.2 bouyer #include "acdebug.h" 49 1.1.1.2.2.2 bouyer 50 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 51 1.1.1.2.2.2 bouyer #include "actables.h" 52 1.1.1.2.2.2 bouyer #endif 53 1.1.1.2.2.2 bouyer 54 1.1.1.2.2.2 bouyer #if (defined ACPI_DEBUGGER || defined ACPI_DISASSEMBLER) 55 1.1.1.2.2.2 bouyer 56 1.1.1.2.2.2 bouyer #define _COMPONENT ACPI_CA_DEBUGGER 57 1.1.1.2.2.2 bouyer ACPI_MODULE_NAME ("dbfileio") 58 1.1.1.2.2.2 bouyer 59 1.1.1.2.2.2 bouyer /* 60 1.1.1.2.2.2 bouyer * NOTE: this is here for lack of a better place. It is used in all 61 1.1.1.2.2.2 bouyer * flavors of the debugger, need LCD file 62 1.1.1.2.2.2 bouyer */ 63 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 64 1.1.1.2.2.2 bouyer #include <stdio.h> 65 1.1.1.2.2.2 bouyer FILE *AcpiGbl_DebugFile = NULL; 66 1.1.1.2.2.2 bouyer #endif 67 1.1.1.2.2.2 bouyer 68 1.1.1.2.2.2 bouyer 69 1.1.1.2.2.2 bouyer #ifdef ACPI_DEBUGGER 70 1.1.1.2.2.2 bouyer 71 1.1.1.2.2.2 bouyer /* Local prototypes */ 72 1.1.1.2.2.2 bouyer 73 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 74 1.1.1.2.2.2 bouyer 75 1.1.1.2.2.2 bouyer static ACPI_STATUS 76 1.1.1.2.2.2 bouyer AcpiDbCheckTextModeCorruption ( 77 1.1.1.2.2.2 bouyer UINT8 *Table, 78 1.1.1.2.2.2 bouyer UINT32 TableLength, 79 1.1.1.2.2.2 bouyer UINT32 FileLength); 80 1.1.1.2.2.2 bouyer 81 1.1.1.2.2.2 bouyer #endif 82 1.1.1.2.2.2 bouyer 83 1.1.1.2.2.2 bouyer /******************************************************************************* 84 1.1.1.2.2.2 bouyer * 85 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbCloseDebugFile 86 1.1.1.2.2.2 bouyer * 87 1.1.1.2.2.2 bouyer * PARAMETERS: None 88 1.1.1.2.2.2 bouyer * 89 1.1.1.2.2.2 bouyer * RETURN: None 90 1.1.1.2.2.2 bouyer * 91 1.1.1.2.2.2 bouyer * DESCRIPTION: If open, close the current debug output file 92 1.1.1.2.2.2 bouyer * 93 1.1.1.2.2.2 bouyer ******************************************************************************/ 94 1.1.1.2.2.2 bouyer 95 1.1.1.2.2.2 bouyer void 96 1.1.1.2.2.2 bouyer AcpiDbCloseDebugFile ( 97 1.1.1.2.2.2 bouyer void) 98 1.1.1.2.2.2 bouyer { 99 1.1.1.2.2.2 bouyer 100 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 101 1.1.1.2.2.2 bouyer 102 1.1.1.2.2.2 bouyer if (AcpiGbl_DebugFile) 103 1.1.1.2.2.2 bouyer { 104 1.1.1.2.2.2 bouyer fclose (AcpiGbl_DebugFile); 105 1.1.1.2.2.2 bouyer AcpiGbl_DebugFile = NULL; 106 1.1.1.2.2.2 bouyer AcpiGbl_DbOutputToFile = FALSE; 107 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Debug output file %s closed\n", AcpiGbl_DbDebugFilename); 108 1.1.1.2.2.2 bouyer } 109 1.1.1.2.2.2 bouyer #endif 110 1.1.1.2.2.2 bouyer } 111 1.1.1.2.2.2 bouyer 112 1.1.1.2.2.2 bouyer 113 1.1.1.2.2.2 bouyer /******************************************************************************* 114 1.1.1.2.2.2 bouyer * 115 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbOpenDebugFile 116 1.1.1.2.2.2 bouyer * 117 1.1.1.2.2.2 bouyer * PARAMETERS: Name - Filename to open 118 1.1.1.2.2.2 bouyer * 119 1.1.1.2.2.2 bouyer * RETURN: None 120 1.1.1.2.2.2 bouyer * 121 1.1.1.2.2.2 bouyer * DESCRIPTION: Open a file where debug output will be directed. 122 1.1.1.2.2.2 bouyer * 123 1.1.1.2.2.2 bouyer ******************************************************************************/ 124 1.1.1.2.2.2 bouyer 125 1.1.1.2.2.2 bouyer void 126 1.1.1.2.2.2 bouyer AcpiDbOpenDebugFile ( 127 1.1.1.2.2.2 bouyer char *Name) 128 1.1.1.2.2.2 bouyer { 129 1.1.1.2.2.2 bouyer 130 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 131 1.1.1.2.2.2 bouyer 132 1.1.1.2.2.2 bouyer AcpiDbCloseDebugFile (); 133 1.1.1.2.2.2 bouyer AcpiGbl_DebugFile = fopen (Name, "w+"); 134 1.1.1.2.2.2 bouyer if (AcpiGbl_DebugFile) 135 1.1.1.2.2.2 bouyer { 136 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Debug output file %s opened\n", Name); 137 1.1.1.2.2.2 bouyer ACPI_STRCPY (AcpiGbl_DbDebugFilename, Name); 138 1.1.1.2.2.2 bouyer AcpiGbl_DbOutputToFile = TRUE; 139 1.1.1.2.2.2 bouyer } 140 1.1.1.2.2.2 bouyer else 141 1.1.1.2.2.2 bouyer { 142 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not open debug file %s\n", Name); 143 1.1.1.2.2.2 bouyer } 144 1.1.1.2.2.2 bouyer 145 1.1.1.2.2.2 bouyer #endif 146 1.1.1.2.2.2 bouyer } 147 1.1.1.2.2.2 bouyer #endif 148 1.1.1.2.2.2 bouyer 149 1.1.1.2.2.2 bouyer 150 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 151 1.1.1.2.2.2 bouyer /******************************************************************************* 152 1.1.1.2.2.2 bouyer * 153 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbCheckTextModeCorruption 154 1.1.1.2.2.2 bouyer * 155 1.1.1.2.2.2 bouyer * PARAMETERS: Table - Table buffer 156 1.1.1.2.2.2 bouyer * TableLength - Length of table from the table header 157 1.1.1.2.2.2 bouyer * FileLength - Length of the file that contains the table 158 1.1.1.2.2.2 bouyer * 159 1.1.1.2.2.2 bouyer * RETURN: Status 160 1.1.1.2.2.2 bouyer * 161 1.1.1.2.2.2 bouyer * DESCRIPTION: Check table for text mode file corruption where all linefeed 162 1.1.1.2.2.2 bouyer * characters (LF) have been replaced by carriage return linefeed 163 1.1.1.2.2.2 bouyer * pairs (CR/LF). 164 1.1.1.2.2.2 bouyer * 165 1.1.1.2.2.2 bouyer ******************************************************************************/ 166 1.1.1.2.2.2 bouyer 167 1.1.1.2.2.2 bouyer static ACPI_STATUS 168 1.1.1.2.2.2 bouyer AcpiDbCheckTextModeCorruption ( 169 1.1.1.2.2.2 bouyer UINT8 *Table, 170 1.1.1.2.2.2 bouyer UINT32 TableLength, 171 1.1.1.2.2.2 bouyer UINT32 FileLength) 172 1.1.1.2.2.2 bouyer { 173 1.1.1.2.2.2 bouyer UINT32 i; 174 1.1.1.2.2.2 bouyer UINT32 Pairs = 0; 175 1.1.1.2.2.2 bouyer 176 1.1.1.2.2.2 bouyer 177 1.1.1.2.2.2 bouyer if (TableLength != FileLength) 178 1.1.1.2.2.2 bouyer { 179 1.1.1.2.2.2 bouyer ACPI_WARNING ((AE_INFO, 180 1.1.1.2.2.2 bouyer "File length (0x%X) is not the same as the table length (0x%X)", 181 1.1.1.2.2.2 bouyer FileLength, TableLength)); 182 1.1.1.2.2.2 bouyer } 183 1.1.1.2.2.2 bouyer 184 1.1.1.2.2.2 bouyer /* Scan entire table to determine if each LF has been prefixed with a CR */ 185 1.1.1.2.2.2 bouyer 186 1.1.1.2.2.2 bouyer for (i = 1; i < FileLength; i++) 187 1.1.1.2.2.2 bouyer { 188 1.1.1.2.2.2 bouyer if (Table[i] == 0x0A) 189 1.1.1.2.2.2 bouyer { 190 1.1.1.2.2.2 bouyer if (Table[i - 1] != 0x0D) 191 1.1.1.2.2.2 bouyer { 192 1.1.1.2.2.2 bouyer /* The LF does not have a preceding CR, table not corrupted */ 193 1.1.1.2.2.2 bouyer 194 1.1.1.2.2.2 bouyer return (AE_OK); 195 1.1.1.2.2.2 bouyer } 196 1.1.1.2.2.2 bouyer else 197 1.1.1.2.2.2 bouyer { 198 1.1.1.2.2.2 bouyer /* Found a CR/LF pair */ 199 1.1.1.2.2.2 bouyer 200 1.1.1.2.2.2 bouyer Pairs++; 201 1.1.1.2.2.2 bouyer } 202 1.1.1.2.2.2 bouyer i++; 203 1.1.1.2.2.2 bouyer } 204 1.1.1.2.2.2 bouyer } 205 1.1.1.2.2.2 bouyer 206 1.1.1.2.2.2 bouyer if (!Pairs) 207 1.1.1.2.2.2 bouyer { 208 1.1.1.2.2.2 bouyer return (AE_OK); 209 1.1.1.2.2.2 bouyer } 210 1.1.1.2.2.2 bouyer 211 1.1.1.2.2.2 bouyer /* 212 1.1.1.2.2.2 bouyer * Entire table scanned, each CR is part of a CR/LF pair -- 213 1.1.1.2.2.2 bouyer * meaning that the table was treated as a text file somewhere. 214 1.1.1.2.2.2 bouyer * 215 1.1.1.2.2.2 bouyer * NOTE: We can't "fix" the table, because any existing CR/LF pairs in the 216 1.1.1.2.2.2 bouyer * original table are left untouched by the text conversion process -- 217 1.1.1.2.2.2 bouyer * meaning that we cannot simply replace CR/LF pairs with LFs. 218 1.1.1.2.2.2 bouyer */ 219 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Table has been corrupted by text mode conversion\n"); 220 1.1.1.2.2.2 bouyer AcpiOsPrintf ("All LFs (%u) were changed to CR/LF pairs\n", Pairs); 221 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Table cannot be repaired!\n"); 222 1.1.1.2.2.2 bouyer return (AE_BAD_VALUE); 223 1.1.1.2.2.2 bouyer } 224 1.1.1.2.2.2 bouyer 225 1.1.1.2.2.2 bouyer 226 1.1.1.2.2.2 bouyer /******************************************************************************* 227 1.1.1.2.2.2 bouyer * 228 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbReadTable 229 1.1.1.2.2.2 bouyer * 230 1.1.1.2.2.2 bouyer * PARAMETERS: fp - File that contains table 231 1.1.1.2.2.2 bouyer * Table - Return value, buffer with table 232 1.1.1.2.2.2 bouyer * TableLength - Return value, length of table 233 1.1.1.2.2.2 bouyer * 234 1.1.1.2.2.2 bouyer * RETURN: Status 235 1.1.1.2.2.2 bouyer * 236 1.1.1.2.2.2 bouyer * DESCRIPTION: Load the DSDT from the file pointer 237 1.1.1.2.2.2 bouyer * 238 1.1.1.2.2.2 bouyer ******************************************************************************/ 239 1.1.1.2.2.2 bouyer 240 1.1.1.2.2.2 bouyer static ACPI_STATUS 241 1.1.1.2.2.2 bouyer AcpiDbReadTable ( 242 1.1.1.2.2.2 bouyer FILE *fp, 243 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER **Table, 244 1.1.1.2.2.2 bouyer UINT32 *TableLength) 245 1.1.1.2.2.2 bouyer { 246 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER TableHeader; 247 1.1.1.2.2.2 bouyer UINT32 Actual; 248 1.1.1.2.2.2 bouyer ACPI_STATUS Status; 249 1.1.1.2.2.2 bouyer UINT32 FileSize; 250 1.1.1.2.2.2 bouyer BOOLEAN StandardHeader = TRUE; 251 1.1.1.2.2.2 bouyer 252 1.1.1.2.2.2 bouyer 253 1.1.1.2.2.2 bouyer /* Get the file size */ 254 1.1.1.2.2.2 bouyer 255 1.1.1.2.2.2 bouyer fseek (fp, 0, SEEK_END); 256 1.1.1.2.2.2 bouyer FileSize = (UINT32) ftell (fp); 257 1.1.1.2.2.2 bouyer fseek (fp, 0, SEEK_SET); 258 1.1.1.2.2.2 bouyer 259 1.1.1.2.2.2 bouyer if (FileSize < 4) 260 1.1.1.2.2.2 bouyer { 261 1.1.1.2.2.2 bouyer return (AE_BAD_HEADER); 262 1.1.1.2.2.2 bouyer } 263 1.1.1.2.2.2 bouyer 264 1.1.1.2.2.2 bouyer /* Read the signature */ 265 1.1.1.2.2.2 bouyer 266 1.1.1.2.2.2 bouyer if (fread (&TableHeader, 1, 4, fp) != 4) 267 1.1.1.2.2.2 bouyer { 268 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not read the table signature\n"); 269 1.1.1.2.2.2 bouyer return (AE_BAD_HEADER); 270 1.1.1.2.2.2 bouyer } 271 1.1.1.2.2.2 bouyer 272 1.1.1.2.2.2 bouyer fseek (fp, 0, SEEK_SET); 273 1.1.1.2.2.2 bouyer 274 1.1.1.2.2.2 bouyer /* The RSDT and FACS tables do not have standard ACPI headers */ 275 1.1.1.2.2.2 bouyer 276 1.1.1.2.2.2 bouyer if (ACPI_COMPARE_NAME (TableHeader.Signature, "RSD ") || 277 1.1.1.2.2.2 bouyer ACPI_COMPARE_NAME (TableHeader.Signature, "FACS")) 278 1.1.1.2.2.2 bouyer { 279 1.1.1.2.2.2 bouyer *TableLength = FileSize; 280 1.1.1.2.2.2 bouyer StandardHeader = FALSE; 281 1.1.1.2.2.2 bouyer } 282 1.1.1.2.2.2 bouyer else 283 1.1.1.2.2.2 bouyer { 284 1.1.1.2.2.2 bouyer /* Read the table header */ 285 1.1.1.2.2.2 bouyer 286 1.1.1.2.2.2 bouyer if (fread (&TableHeader, 1, sizeof (TableHeader), fp) != 287 1.1.1.2.2.2 bouyer sizeof (ACPI_TABLE_HEADER)) 288 1.1.1.2.2.2 bouyer { 289 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not read the table header\n"); 290 1.1.1.2.2.2 bouyer return (AE_BAD_HEADER); 291 1.1.1.2.2.2 bouyer } 292 1.1.1.2.2.2 bouyer 293 1.1.1.2.2.2 bouyer #if 0 294 1.1.1.2.2.2 bouyer /* Validate the table header/length */ 295 1.1.1.2.2.2 bouyer 296 1.1.1.2.2.2 bouyer Status = AcpiTbValidateTableHeader (&TableHeader); 297 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 298 1.1.1.2.2.2 bouyer { 299 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Table header is invalid!\n"); 300 1.1.1.2.2.2 bouyer return (Status); 301 1.1.1.2.2.2 bouyer } 302 1.1.1.2.2.2 bouyer #endif 303 1.1.1.2.2.2 bouyer 304 1.1.1.2.2.2 bouyer /* File size must be at least as long as the Header-specified length */ 305 1.1.1.2.2.2 bouyer 306 1.1.1.2.2.2 bouyer if (TableHeader.Length > FileSize) 307 1.1.1.2.2.2 bouyer { 308 1.1.1.2.2.2 bouyer AcpiOsPrintf ( 309 1.1.1.2.2.2 bouyer "TableHeader length [0x%X] greater than the input file size [0x%X]\n", 310 1.1.1.2.2.2 bouyer TableHeader.Length, FileSize); 311 1.1.1.2.2.2 bouyer return (AE_BAD_HEADER); 312 1.1.1.2.2.2 bouyer } 313 1.1.1.2.2.2 bouyer 314 1.1.1.2.2.2 bouyer #ifdef ACPI_OBSOLETE_CODE 315 1.1.1.2.2.2 bouyer /* We only support a limited number of table types */ 316 1.1.1.2.2.2 bouyer 317 1.1.1.2.2.2 bouyer if (ACPI_STRNCMP ((char *) TableHeader.Signature, DSDT_SIG, 4) && 318 1.1.1.2.2.2 bouyer ACPI_STRNCMP ((char *) TableHeader.Signature, PSDT_SIG, 4) && 319 1.1.1.2.2.2 bouyer ACPI_STRNCMP ((char *) TableHeader.Signature, SSDT_SIG, 4)) 320 1.1.1.2.2.2 bouyer { 321 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Table signature [%4.4s] is invalid or not supported\n", 322 1.1.1.2.2.2 bouyer (char *) TableHeader.Signature); 323 1.1.1.2.2.2 bouyer ACPI_DUMP_BUFFER (&TableHeader, sizeof (ACPI_TABLE_HEADER)); 324 1.1.1.2.2.2 bouyer return (AE_ERROR); 325 1.1.1.2.2.2 bouyer } 326 1.1.1.2.2.2 bouyer #endif 327 1.1.1.2.2.2 bouyer 328 1.1.1.2.2.2 bouyer *TableLength = TableHeader.Length; 329 1.1.1.2.2.2 bouyer } 330 1.1.1.2.2.2 bouyer 331 1.1.1.2.2.2 bouyer /* Allocate a buffer for the table */ 332 1.1.1.2.2.2 bouyer 333 1.1.1.2.2.2 bouyer *Table = AcpiOsAllocate ((size_t) FileSize); 334 1.1.1.2.2.2 bouyer if (!*Table) 335 1.1.1.2.2.2 bouyer { 336 1.1.1.2.2.2 bouyer AcpiOsPrintf ( 337 1.1.1.2.2.2 bouyer "Could not allocate memory for ACPI table %4.4s (size=0x%X)\n", 338 1.1.1.2.2.2 bouyer TableHeader.Signature, *TableLength); 339 1.1.1.2.2.2 bouyer return (AE_NO_MEMORY); 340 1.1.1.2.2.2 bouyer } 341 1.1.1.2.2.2 bouyer 342 1.1.1.2.2.2 bouyer /* Get the rest of the table */ 343 1.1.1.2.2.2 bouyer 344 1.1.1.2.2.2 bouyer fseek (fp, 0, SEEK_SET); 345 1.1.1.2.2.2 bouyer Actual = fread (*Table, 1, (size_t) FileSize, fp); 346 1.1.1.2.2.2 bouyer if (Actual == FileSize) 347 1.1.1.2.2.2 bouyer { 348 1.1.1.2.2.2 bouyer if (StandardHeader) 349 1.1.1.2.2.2 bouyer { 350 1.1.1.2.2.2 bouyer /* Now validate the checksum */ 351 1.1.1.2.2.2 bouyer 352 1.1.1.2.2.2 bouyer Status = AcpiTbVerifyChecksum ((void *) *Table, 353 1.1.1.2.2.2 bouyer ACPI_CAST_PTR (ACPI_TABLE_HEADER, *Table)->Length); 354 1.1.1.2.2.2 bouyer 355 1.1.1.2.2.2 bouyer if (Status == AE_BAD_CHECKSUM) 356 1.1.1.2.2.2 bouyer { 357 1.1.1.2.2.2 bouyer Status = AcpiDbCheckTextModeCorruption ((UINT8 *) *Table, 358 1.1.1.2.2.2 bouyer FileSize, (*Table)->Length); 359 1.1.1.2.2.2 bouyer return (Status); 360 1.1.1.2.2.2 bouyer } 361 1.1.1.2.2.2 bouyer } 362 1.1.1.2.2.2 bouyer return (AE_OK); 363 1.1.1.2.2.2 bouyer } 364 1.1.1.2.2.2 bouyer 365 1.1.1.2.2.2 bouyer if (Actual > 0) 366 1.1.1.2.2.2 bouyer { 367 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Warning - reading table, asked for %X got %X\n", 368 1.1.1.2.2.2 bouyer FileSize, Actual); 369 1.1.1.2.2.2 bouyer return (AE_OK); 370 1.1.1.2.2.2 bouyer } 371 1.1.1.2.2.2 bouyer 372 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Error - could not read the table file\n"); 373 1.1.1.2.2.2 bouyer AcpiOsFree (*Table); 374 1.1.1.2.2.2 bouyer *Table = NULL; 375 1.1.1.2.2.2 bouyer *TableLength = 0; 376 1.1.1.2.2.2 bouyer 377 1.1.1.2.2.2 bouyer return (AE_ERROR); 378 1.1.1.2.2.2 bouyer } 379 1.1.1.2.2.2 bouyer 380 1.1.1.2.2.2 bouyer 381 1.1.1.2.2.2 bouyer /******************************************************************************* 382 1.1.1.2.2.2 bouyer * 383 1.1.1.2.2.2 bouyer * FUNCTION: AeLocalLoadTable 384 1.1.1.2.2.2 bouyer * 385 1.1.1.2.2.2 bouyer * PARAMETERS: Table - pointer to a buffer containing the entire 386 1.1.1.2.2.2 bouyer * table to be loaded 387 1.1.1.2.2.2 bouyer * 388 1.1.1.2.2.2 bouyer * RETURN: Status 389 1.1.1.2.2.2 bouyer * 390 1.1.1.2.2.2 bouyer * DESCRIPTION: This function is called to load a table from the caller's 391 1.1.1.2.2.2 bouyer * buffer. The buffer must contain an entire ACPI Table including 392 1.1.1.2.2.2 bouyer * a valid header. The header fields will be verified, and if it 393 1.1.1.2.2.2 bouyer * is determined that the table is invalid, the call will fail. 394 1.1.1.2.2.2 bouyer * 395 1.1.1.2.2.2 bouyer ******************************************************************************/ 396 1.1.1.2.2.2 bouyer 397 1.1.1.2.2.2 bouyer static ACPI_STATUS 398 1.1.1.2.2.2 bouyer AeLocalLoadTable ( 399 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER *Table) 400 1.1.1.2.2.2 bouyer { 401 1.1.1.2.2.2 bouyer ACPI_STATUS Status = AE_OK; 402 1.1.1.2.2.2 bouyer /* ACPI_TABLE_DESC TableInfo; */ 403 1.1.1.2.2.2 bouyer 404 1.1.1.2.2.2 bouyer 405 1.1.1.2.2.2 bouyer ACPI_FUNCTION_TRACE (AeLocalLoadTable); 406 1.1.1.2.2.2 bouyer #if 0 407 1.1.1.2.2.2 bouyer 408 1.1.1.2.2.2 bouyer 409 1.1.1.2.2.2 bouyer if (!Table) 410 1.1.1.2.2.2 bouyer { 411 1.1.1.2.2.2 bouyer return_ACPI_STATUS (AE_BAD_PARAMETER); 412 1.1.1.2.2.2 bouyer } 413 1.1.1.2.2.2 bouyer 414 1.1.1.2.2.2 bouyer TableInfo.Pointer = Table; 415 1.1.1.2.2.2 bouyer Status = AcpiTbRecognizeTable (&TableInfo, ACPI_TABLE_ALL); 416 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 417 1.1.1.2.2.2 bouyer { 418 1.1.1.2.2.2 bouyer return_ACPI_STATUS (Status); 419 1.1.1.2.2.2 bouyer } 420 1.1.1.2.2.2 bouyer 421 1.1.1.2.2.2 bouyer /* Install the new table into the local data structures */ 422 1.1.1.2.2.2 bouyer 423 1.1.1.2.2.2 bouyer Status = AcpiTbInstallTable (&TableInfo); 424 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 425 1.1.1.2.2.2 bouyer { 426 1.1.1.2.2.2 bouyer if (Status == AE_ALREADY_EXISTS) 427 1.1.1.2.2.2 bouyer { 428 1.1.1.2.2.2 bouyer /* Table already exists, no error */ 429 1.1.1.2.2.2 bouyer 430 1.1.1.2.2.2 bouyer Status = AE_OK; 431 1.1.1.2.2.2 bouyer } 432 1.1.1.2.2.2 bouyer 433 1.1.1.2.2.2 bouyer /* Free table allocated by AcpiTbGetTable */ 434 1.1.1.2.2.2 bouyer 435 1.1.1.2.2.2 bouyer AcpiTbDeleteSingleTable (&TableInfo); 436 1.1.1.2.2.2 bouyer return_ACPI_STATUS (Status); 437 1.1.1.2.2.2 bouyer } 438 1.1.1.2.2.2 bouyer 439 1.1.1.2.2.2 bouyer #if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) 440 1.1.1.2.2.2 bouyer 441 1.1.1.2.2.2 bouyer Status = AcpiNsLoadTable (TableInfo.InstalledDesc, AcpiGbl_RootNode); 442 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 443 1.1.1.2.2.2 bouyer { 444 1.1.1.2.2.2 bouyer /* Uninstall table and free the buffer */ 445 1.1.1.2.2.2 bouyer 446 1.1.1.2.2.2 bouyer AcpiTbDeleteTablesByType (ACPI_TABLE_ID_DSDT); 447 1.1.1.2.2.2 bouyer return_ACPI_STATUS (Status); 448 1.1.1.2.2.2 bouyer } 449 1.1.1.2.2.2 bouyer #endif 450 1.1.1.2.2.2 bouyer #endif 451 1.1.1.2.2.2 bouyer 452 1.1.1.2.2.2 bouyer return_ACPI_STATUS (Status); 453 1.1.1.2.2.2 bouyer } 454 1.1.1.2.2.2 bouyer 455 1.1.1.2.2.2 bouyer 456 1.1.1.2.2.2 bouyer /******************************************************************************* 457 1.1.1.2.2.2 bouyer * 458 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbReadTableFromFile 459 1.1.1.2.2.2 bouyer * 460 1.1.1.2.2.2 bouyer * PARAMETERS: Filename - File where table is located 461 1.1.1.2.2.2 bouyer * Table - Where a pointer to the table is returned 462 1.1.1.2.2.2 bouyer * 463 1.1.1.2.2.2 bouyer * RETURN: Status 464 1.1.1.2.2.2 bouyer * 465 1.1.1.2.2.2 bouyer * DESCRIPTION: Get an ACPI table from a file 466 1.1.1.2.2.2 bouyer * 467 1.1.1.2.2.2 bouyer ******************************************************************************/ 468 1.1.1.2.2.2 bouyer 469 1.1.1.2.2.2 bouyer ACPI_STATUS 470 1.1.1.2.2.2 bouyer AcpiDbReadTableFromFile ( 471 1.1.1.2.2.2 bouyer char *Filename, 472 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER **Table) 473 1.1.1.2.2.2 bouyer { 474 1.1.1.2.2.2 bouyer FILE *fp; 475 1.1.1.2.2.2 bouyer UINT32 TableLength; 476 1.1.1.2.2.2 bouyer ACPI_STATUS Status; 477 1.1.1.2.2.2 bouyer 478 1.1.1.2.2.2 bouyer 479 1.1.1.2.2.2 bouyer /* Open the file */ 480 1.1.1.2.2.2 bouyer 481 1.1.1.2.2.2 bouyer fp = fopen (Filename, "rb"); 482 1.1.1.2.2.2 bouyer if (!fp) 483 1.1.1.2.2.2 bouyer { 484 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not open input file %s\n", Filename); 485 1.1.1.2.2.2 bouyer return (AE_ERROR); 486 1.1.1.2.2.2 bouyer } 487 1.1.1.2.2.2 bouyer 488 1.1.1.2.2.2 bouyer /* Get the entire file */ 489 1.1.1.2.2.2 bouyer 490 1.1.1.2.2.2 bouyer fprintf (stderr, "Loading Acpi table from file %s\n", Filename); 491 1.1.1.2.2.2 bouyer Status = AcpiDbReadTable (fp, Table, &TableLength); 492 1.1.1.2.2.2 bouyer fclose(fp); 493 1.1.1.2.2.2 bouyer 494 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 495 1.1.1.2.2.2 bouyer { 496 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not get table from the file\n"); 497 1.1.1.2.2.2 bouyer return (Status); 498 1.1.1.2.2.2 bouyer } 499 1.1.1.2.2.2 bouyer 500 1.1.1.2.2.2 bouyer return (AE_OK); 501 1.1.1.2.2.2 bouyer } 502 1.1.1.2.2.2 bouyer #endif 503 1.1.1.2.2.2 bouyer 504 1.1.1.2.2.2 bouyer 505 1.1.1.2.2.2 bouyer /******************************************************************************* 506 1.1.1.2.2.2 bouyer * 507 1.1.1.2.2.2 bouyer * FUNCTION: AcpiDbGetTableFromFile 508 1.1.1.2.2.2 bouyer * 509 1.1.1.2.2.2 bouyer * PARAMETERS: Filename - File where table is located 510 1.1.1.2.2.2 bouyer * ReturnTable - Where a pointer to the table is returned 511 1.1.1.2.2.2 bouyer * 512 1.1.1.2.2.2 bouyer * RETURN: Status 513 1.1.1.2.2.2 bouyer * 514 1.1.1.2.2.2 bouyer * DESCRIPTION: Load an ACPI table from a file 515 1.1.1.2.2.2 bouyer * 516 1.1.1.2.2.2 bouyer ******************************************************************************/ 517 1.1.1.2.2.2 bouyer 518 1.1.1.2.2.2 bouyer ACPI_STATUS 519 1.1.1.2.2.2 bouyer AcpiDbGetTableFromFile ( 520 1.1.1.2.2.2 bouyer char *Filename, 521 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER **ReturnTable) 522 1.1.1.2.2.2 bouyer { 523 1.1.1.2.2.2 bouyer #ifdef ACPI_APPLICATION 524 1.1.1.2.2.2 bouyer ACPI_STATUS Status; 525 1.1.1.2.2.2 bouyer ACPI_TABLE_HEADER *Table; 526 1.1.1.2.2.2 bouyer BOOLEAN IsAmlTable = TRUE; 527 1.1.1.2.2.2 bouyer 528 1.1.1.2.2.2 bouyer 529 1.1.1.2.2.2 bouyer Status = AcpiDbReadTableFromFile (Filename, &Table); 530 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 531 1.1.1.2.2.2 bouyer { 532 1.1.1.2.2.2 bouyer return (Status); 533 1.1.1.2.2.2 bouyer } 534 1.1.1.2.2.2 bouyer 535 1.1.1.2.2.2 bouyer #ifdef ACPI_DATA_TABLE_DISASSEMBLY 536 1.1.1.2.2.2 bouyer IsAmlTable = AcpiUtIsAmlTable (Table); 537 1.1.1.2.2.2 bouyer #endif 538 1.1.1.2.2.2 bouyer 539 1.1.1.2.2.2 bouyer if (IsAmlTable) 540 1.1.1.2.2.2 bouyer { 541 1.1.1.2.2.2 bouyer /* Attempt to recognize and install the table */ 542 1.1.1.2.2.2 bouyer 543 1.1.1.2.2.2 bouyer Status = AeLocalLoadTable (Table); 544 1.1.1.2.2.2 bouyer if (ACPI_FAILURE (Status)) 545 1.1.1.2.2.2 bouyer { 546 1.1.1.2.2.2 bouyer if (Status == AE_ALREADY_EXISTS) 547 1.1.1.2.2.2 bouyer { 548 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Table %4.4s is already installed\n", 549 1.1.1.2.2.2 bouyer Table->Signature); 550 1.1.1.2.2.2 bouyer } 551 1.1.1.2.2.2 bouyer else 552 1.1.1.2.2.2 bouyer { 553 1.1.1.2.2.2 bouyer AcpiOsPrintf ("Could not install table, %s\n", 554 1.1.1.2.2.2 bouyer AcpiFormatException (Status)); 555 1.1.1.2.2.2 bouyer } 556 1.1.1.2.2.2 bouyer 557 1.1.1.2.2.2 bouyer return (Status); 558 1.1.1.2.2.2 bouyer } 559 1.1.1.2.2.2 bouyer 560 1.1.1.2.2.2 bouyer fprintf (stderr, 561 1.1.1.2.2.2 bouyer "Acpi table [%4.4s] successfully installed and loaded\n", 562 1.1.1.2.2.2 bouyer Table->Signature); 563 1.1.1.2.2.2 bouyer } 564 1.1.1.2.2.2 bouyer 565 1.1.1.2.2.2 bouyer AcpiGbl_AcpiHardwarePresent = FALSE; 566 1.1.1.2.2.2 bouyer if (ReturnTable) 567 1.1.1.2.2.2 bouyer { 568 1.1.1.2.2.2 bouyer *ReturnTable = Table; 569 1.1.1.2.2.2 bouyer } 570 1.1.1.2.2.2 bouyer 571 1.1.1.2.2.2 bouyer 572 1.1.1.2.2.2 bouyer #endif /* ACPI_APPLICATION */ 573 1.1.1.2.2.2 bouyer return (AE_OK); 574 1.1.1.2.2.2 bouyer } 575 1.1.1.2.2.2 bouyer 576 1.1.1.2.2.2 bouyer #endif /* ACPI_DEBUGGER */ 577 1.1.1.2.2.2 bouyer 578
Indexes created Wed Oct 15 16:09:53 GMT 2025