1 /******************************************************************************* 2 * 3 * Module Name: dbfileio - Debugger file I/O commands. These can't usually 4 * be used when running the debugger in Ring 0 (Kernel mode) 5 * 6 ******************************************************************************/ 7 8 /* 9 * Copyright (C) 2000 - 2015, Intel Corp. 10 * All rights reserved. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions, and the following disclaimer, 17 * without modification. 18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 19 * substantially similar to the "NO WARRANTY" disclaimer below 20 * ("Disclaimer") and any redistribution must be conditioned upon 21 * including a substantially similar Disclaimer requirement for further 22 * binary redistribution. 23 * 3. Neither the names of the above-listed copyright holders nor the names 24 * of any contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * Alternatively, this software may be distributed under the terms of the 28 * GNU General Public License ("GPL") version 2 as published by the Free 29 * Software Foundation. 30 * 31 * NO WARRANTY 32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 42 * POSSIBILITY OF SUCH DAMAGES. 43 */ 44 45 #include <contrib/dev/acpica/include/acpi.h> 46 #include <contrib/dev/acpica/include/accommon.h> 47 #include <contrib/dev/acpica/include/acdebug.h> 48 #include <contrib/dev/acpica/include/actables.h> 49 50 51 #define _COMPONENT ACPI_CA_DEBUGGER 52 ACPI_MODULE_NAME ("dbfileio") 53 54 55 #ifdef ACPI_DEBUGGER 56 /******************************************************************************* 57 * 58 * FUNCTION: AcpiDbCloseDebugFile 59 * 60 * PARAMETERS: None 61 * 62 * RETURN: None 63 * 64 * DESCRIPTION: If open, close the current debug output file 65 * 66 ******************************************************************************/ 67 68 void 69 AcpiDbCloseDebugFile ( 70 void) 71 { 72 73 #ifdef ACPI_APPLICATION 74 75 if (AcpiGbl_DebugFile) 76 { 77 fclose (AcpiGbl_DebugFile); 78 AcpiGbl_DebugFile = NULL; 79 AcpiGbl_DbOutputToFile = FALSE; 80 AcpiOsPrintf ("Debug output file %s closed\n", 81 AcpiGbl_DbDebugFilename); 82 } 83 #endif 84 } 85 86 87 /******************************************************************************* 88 * 89 * FUNCTION: AcpiDbOpenDebugFile 90 * 91 * PARAMETERS: Name - Filename to open 92 * 93 * RETURN: None 94 * 95 * DESCRIPTION: Open a file where debug output will be directed. 96 * 97 ******************************************************************************/ 98 99 void 100 AcpiDbOpenDebugFile ( 101 char *Name) 102 { 103 104 #ifdef ACPI_APPLICATION 105 106 AcpiDbCloseDebugFile (); 107 AcpiGbl_DebugFile = fopen (Name, "w+"); 108 if (!AcpiGbl_DebugFile) 109 { 110 AcpiOsPrintf ("Could not open debug file %s\n", Name); 111 return; 112 } 113 114 AcpiOsPrintf ("Debug output file %s opened\n", Name); 115 strncpy (AcpiGbl_DbDebugFilename, Name, 116 sizeof (AcpiGbl_DbDebugFilename)); 117 AcpiGbl_DbOutputToFile = TRUE; 118 119 #endif 120 } 121 #endif 122 123 124 #ifdef ACPI_APPLICATION 125 #include <contrib/dev/acpica/include/acapps.h> 126 127 /******************************************************************************* 128 * 129 * FUNCTION: AeLocalLoadTable 130 * 131 * PARAMETERS: Table - pointer to a buffer containing the entire 132 * table to be loaded 133 * 134 * RETURN: Status 135 * 136 * DESCRIPTION: This function is called to load a table from the caller's 137 * buffer. The buffer must contain an entire ACPI Table including 138 * a valid header. The header fields will be verified, and if it 139 * is determined that the table is invalid, the call will fail. 140 * 141 ******************************************************************************/ 142 143 static ACPI_STATUS 144 AeLocalLoadTable ( 145 ACPI_TABLE_HEADER *Table) 146 { 147 ACPI_STATUS Status = AE_OK; 148 149 150 ACPI_FUNCTION_TRACE (AeLocalLoadTable); 151 152 #if 0 153 /* ACPI_TABLE_DESC TableInfo; */ 154 155 if (!Table) 156 { 157 return_ACPI_STATUS (AE_BAD_PARAMETER); 158 } 159 160 TableInfo.Pointer = Table; 161 Status = AcpiTbRecognizeTable (&TableInfo, ACPI_TABLE_ALL); 162 if (ACPI_FAILURE (Status)) 163 { 164 return_ACPI_STATUS (Status); 165 } 166 167 /* Install the new table into the local data structures */ 168 169 Status = AcpiTbInitTableDescriptor (&TableInfo); 170 if (ACPI_FAILURE (Status)) 171 { 172 if (Status == AE_ALREADY_EXISTS) 173 { 174 /* Table already exists, no error */ 175 176 Status = AE_OK; 177 } 178 179 /* Free table allocated by AcpiTbGetTable */ 180 181 AcpiTbDeleteSingleTable (&TableInfo); 182 return_ACPI_STATUS (Status); 183 } 184 185 #if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) 186 187 Status = AcpiNsLoadTable (TableInfo.InstalledDesc, AcpiGbl_RootNode); 188 if (ACPI_FAILURE (Status)) 189 { 190 /* Uninstall table and free the buffer */ 191 192 AcpiTbDeleteTablesByType (ACPI_TABLE_ID_DSDT); 193 return_ACPI_STATUS (Status); 194 } 195 #endif 196 #endif 197 198 return_ACPI_STATUS (Status); 199 } 200 #endif 201 202 203 /******************************************************************************* 204 * 205 * FUNCTION: AcpiDbGetTableFromFile 206 * 207 * PARAMETERS: Filename - File where table is located 208 * ReturnTable - Where a pointer to the table is returned 209 * 210 * RETURN: Status 211 * 212 * DESCRIPTION: Load an ACPI table from a file 213 * 214 ******************************************************************************/ 215 216 ACPI_STATUS 217 AcpiDbGetTableFromFile ( 218 char *Filename, 219 ACPI_TABLE_HEADER **ReturnTable, 220 BOOLEAN MustBeAmlFile) 221 { 222 #ifdef ACPI_APPLICATION 223 ACPI_STATUS Status; 224 ACPI_TABLE_HEADER *Table; 225 BOOLEAN IsAmlTable = TRUE; 226 227 228 Status = AcpiUtReadTableFromFile (Filename, &Table); 229 if (ACPI_FAILURE (Status)) 230 { 231 return (Status); 232 } 233 234 if (MustBeAmlFile) 235 { 236 IsAmlTable = AcpiUtIsAmlTable (Table); 237 if (!IsAmlTable) 238 { 239 ACPI_EXCEPTION ((AE_INFO, AE_OK, 240 "Input for -e is not an AML table: " 241 "\"%4.4s\" (must be DSDT/SSDT)", 242 Table->Signature)); 243 return (AE_TYPE); 244 } 245 } 246 247 if (IsAmlTable) 248 { 249 /* Attempt to recognize and install the table */ 250 251 Status = AeLocalLoadTable (Table); 252 if (ACPI_FAILURE (Status)) 253 { 254 if (Status == AE_ALREADY_EXISTS) 255 { 256 AcpiOsPrintf ("Table %4.4s is already installed\n", 257 Table->Signature); 258 } 259 else 260 { 261 AcpiOsPrintf ("Could not install table, %s\n", 262 AcpiFormatException (Status)); 263 } 264 265 return (Status); 266 } 267 268 AcpiTbPrintTableHeader (0, Table); 269 270 fprintf (stderr, 271 "Acpi table [%4.4s] successfully installed and loaded\n", 272 Table->Signature); 273 } 274 275 AcpiGbl_AcpiHardwarePresent = FALSE; 276 if (ReturnTable) 277 { 278 *ReturnTable = Table; 279 } 280 281 282 #endif /* ACPI_APPLICATION */ 283 return (AE_OK); 284 } 285