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Rev | Author | Line No. | Line |
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1498 | serge | 1 | /****************************************************************************** |
2 | * |
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3 | * Module Name: dtcompile.c - Front-end for data table compiler |
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4 | * |
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5 | *****************************************************************************/ |
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6 | |||
7 | /****************************************************************************** |
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8 | * |
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9 | * 1. Copyright Notice |
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10 | * |
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2216 | Serge | 11 | * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp. |
1498 | serge | 12 | * All rights reserved. |
13 | * |
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14 | * 2. License |
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15 | * |
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16 | * 2.1. This is your license from Intel Corp. under its intellectual property |
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17 | * rights. You may have additional license terms from the party that provided |
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18 | * you this software, covering your right to use that party's intellectual |
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19 | * property rights. |
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20 | * |
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21 | * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a |
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22 | * copy of the source code appearing in this file ("Covered Code") an |
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23 | * irrevocable, perpetual, worldwide license under Intel's copyrights in the |
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24 | * base code distributed originally by Intel ("Original Intel Code") to copy, |
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25 | * make derivatives, distribute, use and display any portion of the Covered |
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26 | * Code in any form, with the right to sublicense such rights; and |
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27 | * |
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28 | * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent |
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29 | * license (with the right to sublicense), under only those claims of Intel |
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30 | * patents that are infringed by the Original Intel Code, to make, use, sell, |
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31 | * offer to sell, and import the Covered Code and derivative works thereof |
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32 | * solely to the minimum extent necessary to exercise the above copyright |
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33 | * license, and in no event shall the patent license extend to any additions |
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34 | * to or modifications of the Original Intel Code. No other license or right |
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35 | * is granted directly or by implication, estoppel or otherwise; |
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36 | * |
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37 | * The above copyright and patent license is granted only if the following |
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38 | * conditions are met: |
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39 | * |
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40 | * 3. Conditions |
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41 | * |
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42 | * 3.1. Redistribution of Source with Rights to Further Distribute Source. |
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43 | * Redistribution of source code of any substantial portion of the Covered |
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44 | * Code or modification with rights to further distribute source must include |
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45 | * the above Copyright Notice, the above License, this list of Conditions, |
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46 | * and the following Disclaimer and Export Compliance provision. In addition, |
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47 | * Licensee must cause all Covered Code to which Licensee contributes to |
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48 | * contain a file documenting the changes Licensee made to create that Covered |
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49 | * Code and the date of any change. Licensee must include in that file the |
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50 | * documentation of any changes made by any predecessor Licensee. Licensee |
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51 | * must include a prominent statement that the modification is derived, |
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52 | * directly or indirectly, from Original Intel Code. |
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53 | * |
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54 | * 3.2. Redistribution of Source with no Rights to Further Distribute Source. |
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55 | * Redistribution of source code of any substantial portion of the Covered |
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56 | * Code or modification without rights to further distribute source must |
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57 | * include the following Disclaimer and Export Compliance provision in the |
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58 | * documentation and/or other materials provided with distribution. In |
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59 | * addition, Licensee may not authorize further sublicense of source of any |
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60 | * portion of the Covered Code, and must include terms to the effect that the |
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61 | * license from Licensee to its licensee is limited to the intellectual |
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62 | * property embodied in the software Licensee provides to its licensee, and |
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63 | * not to intellectual property embodied in modifications its licensee may |
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64 | * make. |
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65 | * |
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66 | * 3.3. Redistribution of Executable. Redistribution in executable form of any |
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67 | * substantial portion of the Covered Code or modification must reproduce the |
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68 | * above Copyright Notice, and the following Disclaimer and Export Compliance |
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69 | * provision in the documentation and/or other materials provided with the |
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70 | * distribution. |
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71 | * |
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72 | * 3.4. Intel retains all right, title, and interest in and to the Original |
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73 | * Intel Code. |
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74 | * |
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75 | * 3.5. Neither the name Intel nor any other trademark owned or controlled by |
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76 | * Intel shall be used in advertising or otherwise to promote the sale, use or |
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77 | * other dealings in products derived from or relating to the Covered Code |
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78 | * without prior written authorization from Intel. |
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79 | * |
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80 | * 4. Disclaimer and Export Compliance |
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81 | * |
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82 | * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED |
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83 | * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE |
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84 | * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, |
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85 | * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY |
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86 | * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY |
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87 | * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A |
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88 | * PARTICULAR PURPOSE. |
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89 | * |
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90 | * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES |
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91 | * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR |
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92 | * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, |
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93 | * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY |
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94 | * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL |
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95 | * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS |
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96 | * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY |
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97 | * LIMITED REMEDY. |
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98 | * |
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99 | * 4.3. Licensee shall not export, either directly or indirectly, any of this |
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100 | * software or system incorporating such software without first obtaining any |
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101 | * required license or other approval from the U. S. Department of Commerce or |
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102 | * any other agency or department of the United States Government. In the |
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103 | * event Licensee exports any such software from the United States or |
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104 | * re-exports any such software from a foreign destination, Licensee shall |
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105 | * ensure that the distribution and export/re-export of the software is in |
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106 | * compliance with all laws, regulations, orders, or other restrictions of the |
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107 | * U.S. Export Administration Regulations. Licensee agrees that neither it nor |
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108 | * any of its subsidiaries will export/re-export any technical data, process, |
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109 | * software, or service, directly or indirectly, to any country for which the |
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110 | * United States government or any agency thereof requires an export license, |
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111 | * other governmental approval, or letter of assurance, without first obtaining |
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112 | * such license, approval or letter. |
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113 | * |
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114 | *****************************************************************************/ |
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115 | |||
116 | #define __DTCOMPILE_C__ |
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117 | #define _DECLARE_DT_GLOBALS |
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118 | |||
119 | #include "aslcompiler.h" |
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120 | #include "dtcompiler.h" |
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121 | |||
122 | #define _COMPONENT DT_COMPILER |
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123 | ACPI_MODULE_NAME ("dtcompile") |
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124 | |||
125 | static char VersionString[9]; |
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126 | |||
127 | |||
128 | /* Local prototypes */ |
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129 | |||
2216 | Serge | 130 | static ACPI_STATUS |
1498 | serge | 131 | DtInitialize ( |
132 | void); |
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133 | |||
134 | static ACPI_STATUS |
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135 | DtCompileDataTable ( |
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136 | DT_FIELD **Field); |
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137 | |||
138 | static void |
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139 | DtInsertCompilerIds ( |
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140 | DT_FIELD *FieldList); |
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141 | |||
142 | |||
143 | /****************************************************************************** |
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144 | * |
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145 | * FUNCTION: DtDoCompile |
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146 | * |
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147 | * PARAMETERS: None |
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148 | * |
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149 | * RETURN: Status |
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150 | * |
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151 | * DESCRIPTION: Main entry point for the data table compiler. |
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152 | * |
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153 | * Note: Assumes Gbl_Files[ASL_FILE_INPUT] is initialized and the file is |
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154 | * open at seek offset zero. |
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155 | * |
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156 | *****************************************************************************/ |
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157 | |||
158 | ACPI_STATUS |
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159 | DtDoCompile ( |
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160 | void) |
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161 | { |
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162 | ACPI_STATUS Status; |
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163 | UINT8 Event; |
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164 | DT_FIELD *FieldList; |
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165 | |||
166 | |||
167 | /* Initialize globals */ |
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168 | |||
2216 | Serge | 169 | Status = DtInitialize (); |
170 | if (ACPI_FAILURE (Status)) |
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171 | { |
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172 | printf ("Error during compiler initialization, 0x%X\n", Status); |
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173 | return (Status); |
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174 | } |
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1498 | serge | 175 | |
176 | /* |
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177 | * Scan the input file (file is already open) and |
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178 | * build the parse tree |
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179 | */ |
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180 | Event = UtBeginEvent ("Scan and parse input file"); |
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181 | FieldList = DtScanFile (Gbl_Files[ASL_FILE_INPUT].Handle); |
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182 | UtEndEvent (Event); |
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183 | |||
184 | /* Did the parse tree get successfully constructed? */ |
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185 | |||
186 | if (!FieldList) |
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187 | { |
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188 | /* TBD: temporary error message. Msgs should come from function above */ |
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189 | |||
190 | DtError (ASL_ERROR, ASL_MSG_SYNTAX, NULL, |
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2216 | Serge | 191 | "Input file does not appear to be an ASL or data table source file"); |
192 | |||
193 | Status = AE_ERROR; |
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194 | goto CleanupAndExit; |
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1498 | serge | 195 | } |
196 | |||
197 | Event = UtBeginEvent ("Compile parse tree"); |
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198 | |||
199 | /* |
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200 | * Compile the parse tree |
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201 | */ |
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202 | Status = DtCompileDataTable (&FieldList); |
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203 | UtEndEvent (Event); |
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204 | |||
205 | DtFreeFieldList (); |
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206 | |||
207 | if (ACPI_FAILURE (Status)) |
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208 | { |
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209 | /* TBD: temporary error message. Msgs should come from function above */ |
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210 | |||
211 | DtError (ASL_ERROR, ASL_MSG_SYNTAX, NULL, |
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212 | "Could not compile input file"); |
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2216 | Serge | 213 | |
1498 | serge | 214 | goto CleanupAndExit; |
215 | } |
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216 | |||
217 | /* Create/open the binary output file */ |
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218 | |||
219 | Gbl_Files[ASL_FILE_AML_OUTPUT].Filename = NULL; |
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220 | Status = FlOpenAmlOutputFile (Gbl_OutputFilenamePrefix); |
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221 | if (ACPI_FAILURE (Status)) |
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222 | { |
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223 | goto CleanupAndExit; |
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224 | } |
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225 | |||
226 | /* Write the binary, then the optional hex file */ |
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227 | |||
228 | DtOutputBinary (Gbl_RootTable); |
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229 | LsDoHexOutput (); |
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2216 | Serge | 230 | DtWriteTableToListing (); |
1498 | serge | 231 | |
232 | CleanupAndExit: |
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233 | |||
234 | CmCleanupAndExit (); |
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235 | return (Status); |
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236 | } |
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237 | |||
238 | |||
239 | /****************************************************************************** |
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240 | * |
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241 | * FUNCTION: DtInitialize |
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242 | * |
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243 | * PARAMETERS: None |
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244 | * |
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2216 | Serge | 245 | * RETURN: Status |
1498 | serge | 246 | * |
247 | * DESCRIPTION: Initialize data table compiler globals. Enables multiple |
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248 | * compiles per invocation. |
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249 | * |
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250 | *****************************************************************************/ |
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251 | |||
2216 | Serge | 252 | static ACPI_STATUS |
1498 | serge | 253 | DtInitialize ( |
254 | void) |
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255 | { |
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2216 | Serge | 256 | ACPI_STATUS Status; |
1498 | serge | 257 | |
2216 | Serge | 258 | |
259 | Status = AcpiOsInitialize (); |
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260 | if (ACPI_FAILURE (Status)) |
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261 | { |
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262 | return (Status); |
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263 | } |
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264 | |||
265 | Status = AcpiUtInitGlobals (); |
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266 | if (ACPI_FAILURE (Status)) |
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267 | { |
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268 | return (Status); |
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269 | } |
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270 | |||
1498 | serge | 271 | Gbl_FieldList = NULL; |
272 | Gbl_RootTable = NULL; |
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273 | Gbl_SubtableStack = NULL; |
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274 | |||
275 | sprintf (VersionString, "%X", (UINT32) ACPI_CA_VERSION); |
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2216 | Serge | 276 | return (AE_OK); |
1498 | serge | 277 | } |
278 | |||
279 | |||
280 | /****************************************************************************** |
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281 | * |
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282 | * FUNCTION: DtInsertCompilerIds |
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283 | * |
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284 | * PARAMETERS: FieldList - Current field list pointer |
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285 | * |
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286 | * RETURN: None |
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287 | * |
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288 | * DESCRIPTION: Insert the IDs (Name, Version) of the current compiler into |
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289 | * the original ACPI table header. |
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290 | * |
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291 | *****************************************************************************/ |
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292 | |||
293 | static void |
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294 | DtInsertCompilerIds ( |
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295 | DT_FIELD *FieldList) |
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296 | { |
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297 | DT_FIELD *Next; |
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298 | UINT32 i; |
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299 | |||
300 | |||
301 | /* |
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302 | * Don't insert current compiler ID if requested. Used for compiler |
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303 | * debug/validation only. |
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304 | */ |
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305 | if (Gbl_UseOriginalCompilerId) |
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306 | { |
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307 | return; |
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308 | } |
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309 | |||
310 | /* Walk to the Compiler fields at the end of the header */ |
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311 | |||
312 | Next = FieldList; |
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313 | for (i = 0; i < 7; i++) |
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314 | { |
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315 | Next = Next->Next; |
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316 | } |
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317 | |||
2216 | Serge | 318 | Next->Value = ASL_CREATOR_ID; |
1498 | serge | 319 | Next->Flags = DT_FIELD_NOT_ALLOCATED; |
320 | |||
321 | Next = Next->Next; |
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322 | Next->Value = VersionString; |
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323 | Next->Flags = DT_FIELD_NOT_ALLOCATED; |
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324 | } |
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325 | |||
326 | |||
327 | /****************************************************************************** |
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328 | * |
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329 | * FUNCTION: DtCompileDataTable |
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330 | * |
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331 | * PARAMETERS: FieldList - Current field list pointer |
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332 | * |
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333 | * RETURN: Status |
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334 | * |
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335 | * DESCRIPTION: Entry point to compile one data table |
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336 | * |
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337 | *****************************************************************************/ |
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338 | |||
339 | static ACPI_STATUS |
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340 | DtCompileDataTable ( |
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341 | DT_FIELD **FieldList) |
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342 | { |
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343 | ACPI_DMTABLE_DATA *TableData; |
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344 | DT_SUBTABLE *Subtable; |
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345 | char *Signature; |
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346 | ACPI_TABLE_HEADER *AcpiTableHeader; |
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347 | ACPI_STATUS Status; |
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348 | |||
349 | |||
350 | /* Verify that we at least have a table signature and save it */ |
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351 | |||
2216 | Serge | 352 | Signature = DtGetFieldValue (*FieldList); |
1498 | serge | 353 | if (!Signature) |
354 | { |
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2216 | Serge | 355 | sprintf (MsgBuffer, "Expected \"%s\"", "Signature"); |
356 | DtNameError (ASL_ERROR, ASL_MSG_INVALID_FIELD_NAME, |
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357 | *FieldList, MsgBuffer); |
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1498 | serge | 358 | return (AE_ERROR); |
359 | } |
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360 | |||
361 | Gbl_Signature = UtLocalCalloc (ACPI_STRLEN (Signature) + 1); |
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362 | strcpy (Gbl_Signature, Signature); |
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363 | |||
364 | /* |
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365 | * Handle tables that don't use the common ACPI table header structure. |
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366 | * Currently, these are the FACS and RSDP. Also check for an OEMx table, |
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367 | * these tables have user-defined contents. |
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368 | */ |
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369 | if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_FACS)) |
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370 | { |
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371 | Status = DtCompileFacs (FieldList); |
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372 | if (ACPI_FAILURE (Status)) |
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373 | { |
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374 | return (Status); |
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375 | } |
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376 | |||
377 | DtSetTableLength (); |
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378 | return (Status); |
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379 | } |
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380 | else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_RSDP)) |
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381 | { |
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382 | Status = DtCompileRsdp (FieldList); |
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383 | return (Status); |
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384 | } |
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385 | |||
386 | /* |
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387 | * All other tables must use the common ACPI table header. Insert the |
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388 | * current iASL IDs (name, version), and compile the header now. |
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389 | */ |
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390 | DtInsertCompilerIds (*FieldList); |
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391 | |||
392 | Status = DtCompileTable (FieldList, AcpiDmTableInfoHeader, |
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393 | &Gbl_RootTable, TRUE); |
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394 | if (ACPI_FAILURE (Status)) |
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395 | { |
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396 | return (Status); |
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397 | } |
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398 | |||
399 | DtPushSubtable (Gbl_RootTable); |
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400 | |||
2216 | Serge | 401 | /* Validate the signature via the ACPI table list */ |
1498 | serge | 402 | |
403 | TableData = AcpiDmGetTableData (Signature); |
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404 | if (!TableData) |
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405 | { |
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2216 | Serge | 406 | DtCompileGeneric ((void **) FieldList); |
407 | goto Out; |
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1498 | serge | 408 | } |
409 | |||
2216 | Serge | 410 | /* Dispatch to per-table compile */ |
411 | |||
1498 | serge | 412 | if (TableData->CmTableHandler) |
413 | { |
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414 | /* Complex table, has a handler */ |
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415 | |||
416 | Status = TableData->CmTableHandler ((void **) FieldList); |
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417 | if (ACPI_FAILURE (Status)) |
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418 | { |
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419 | return (Status); |
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420 | } |
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421 | } |
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422 | else if (TableData->TableInfo) |
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423 | { |
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424 | /* Simple table, just walk the info table */ |
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425 | |||
426 | Subtable = NULL; |
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427 | Status = DtCompileTable (FieldList, TableData->TableInfo, |
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428 | &Subtable, TRUE); |
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429 | if (ACPI_FAILURE (Status)) |
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430 | { |
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431 | return (Status); |
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432 | } |
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433 | |||
434 | DtInsertSubtable (Gbl_RootTable, Subtable); |
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435 | DtPopSubtable (); |
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436 | } |
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437 | else |
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438 | { |
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439 | DtFatal (ASL_MSG_COMPILER_INTERNAL, *FieldList, |
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440 | "Missing table dispatch info"); |
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441 | return (AE_ERROR); |
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442 | } |
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443 | |||
2216 | Serge | 444 | Out: |
1498 | serge | 445 | /* Set the final table length and then the checksum */ |
446 | |||
447 | DtSetTableLength (); |
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448 | AcpiTableHeader = ACPI_CAST_PTR ( |
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449 | ACPI_TABLE_HEADER, Gbl_RootTable->Buffer); |
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450 | DtSetTableChecksum (&AcpiTableHeader->Checksum); |
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451 | |||
452 | return (AE_OK); |
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453 | } |
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454 | |||
455 | |||
456 | /****************************************************************************** |
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457 | * |
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458 | * FUNCTION: DtCompileTable |
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459 | * |
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460 | * PARAMETERS: Field - Current field list pointer |
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461 | * Info - Info table for this ACPI table |
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462 | * RetSubtable - Compile result of table |
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463 | * Required - If this subtable must exist |
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464 | * |
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465 | * RETURN: Status |
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466 | * |
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467 | * DESCRIPTION: Compile a subtable |
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468 | * |
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469 | *****************************************************************************/ |
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470 | |||
471 | ACPI_STATUS |
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472 | DtCompileTable ( |
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473 | DT_FIELD **Field, |
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474 | ACPI_DMTABLE_INFO *Info, |
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475 | DT_SUBTABLE **RetSubtable, |
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476 | BOOLEAN Required) |
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477 | { |
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478 | DT_FIELD *LocalField; |
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479 | UINT32 Length; |
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480 | DT_SUBTABLE *Subtable; |
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481 | DT_SUBTABLE *InlineSubtable; |
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482 | UINT32 FieldLength = 0; |
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483 | UINT8 FieldType; |
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484 | UINT8 *Buffer; |
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485 | UINT8 *FlagBuffer = NULL; |
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486 | ACPI_STATUS Status; |
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487 | |||
488 | |||
489 | if (!Field || !*Field) |
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490 | { |
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491 | return (AE_BAD_PARAMETER); |
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492 | } |
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493 | |||
494 | Length = DtGetSubtableLength (*Field, Info); |
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2216 | Serge | 495 | if (Length == ASL_EOF) |
496 | { |
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497 | return (AE_ERROR); |
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498 | } |
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499 | |||
1498 | serge | 500 | Subtable = UtLocalCalloc (sizeof (DT_SUBTABLE)); |
501 | |||
2216 | Serge | 502 | if (Length > 0) |
503 | { |
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504 | Subtable->Buffer = UtLocalCalloc (Length); |
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505 | } |
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1498 | serge | 506 | Subtable->Length = Length; |
507 | Subtable->TotalLength = Length; |
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508 | Buffer = Subtable->Buffer; |
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509 | |||
510 | LocalField = *Field; |
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511 | |||
512 | /* |
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513 | * Main loop walks the info table for this ACPI table or subtable |
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514 | */ |
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515 | for (; Info->Name; Info++) |
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516 | { |
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517 | if (!LocalField) |
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518 | { |
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519 | sprintf (MsgBuffer, "Found NULL field - Field name \"%s\" needed", |
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520 | Info->Name); |
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521 | DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer); |
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522 | Status = AE_BAD_DATA; |
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523 | goto Error; |
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524 | } |
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525 | |||
2216 | Serge | 526 | /* Maintain table offsets */ |
1498 | serge | 527 | |
2216 | Serge | 528 | LocalField->TableOffset = Gbl_CurrentTableOffset; |
529 | FieldLength = DtGetFieldLength (LocalField, Info); |
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530 | Gbl_CurrentTableOffset += FieldLength; |
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1498 | serge | 531 | |
532 | FieldType = DtGetFieldType (Info); |
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533 | Gbl_InputFieldCount++; |
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534 | |||
535 | switch (FieldType) |
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536 | { |
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537 | case DT_FIELD_TYPE_FLAGS_INTEGER: |
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538 | /* |
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539 | * Start of the definition of a flags field. |
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540 | * This master flags integer starts at value zero, in preparation |
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541 | * to compile and insert the flag fields from the individual bits |
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542 | */ |
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543 | LocalField = LocalField->Next; |
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544 | *Field = LocalField; |
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545 | |||
546 | FlagBuffer = Buffer; |
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547 | break; |
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548 | |||
549 | case DT_FIELD_TYPE_FLAG: |
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550 | |||
551 | /* Individual Flag field, can be multiple bits */ |
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552 | |||
553 | if (FlagBuffer) |
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554 | { |
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2216 | Serge | 555 | DtCompileFlag (FlagBuffer, LocalField, Info); |
1498 | serge | 556 | } |
557 | else |
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558 | { |
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559 | /* TBD - this is an internal error */ |
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560 | } |
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561 | |||
562 | LocalField = LocalField->Next; |
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563 | *Field = LocalField; |
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564 | break; |
||
565 | |||
566 | case DT_FIELD_TYPE_INLINE_SUBTABLE: |
||
567 | /* |
||
568 | * Recursion (one level max): compile GAS (Generic Address) |
||
569 | * or Notify in-line subtable |
||
570 | */ |
||
571 | *Field = LocalField; |
||
572 | |||
573 | if (Info->Opcode == ACPI_DMT_GAS) |
||
574 | { |
||
575 | Status = DtCompileTable (Field, AcpiDmTableInfoGas, |
||
576 | &InlineSubtable, TRUE); |
||
577 | } |
||
578 | else |
||
579 | { |
||
580 | Status = DtCompileTable (Field, AcpiDmTableInfoHestNotify, |
||
581 | &InlineSubtable, TRUE); |
||
582 | } |
||
583 | |||
584 | if (ACPI_FAILURE (Status)) |
||
585 | { |
||
586 | goto Error; |
||
587 | } |
||
588 | |||
2216 | Serge | 589 | DtSetSubtableLength (InlineSubtable); |
590 | |||
1498 | serge | 591 | ACPI_MEMCPY (Buffer, InlineSubtable->Buffer, FieldLength); |
592 | ACPI_FREE (InlineSubtable->Buffer); |
||
593 | ACPI_FREE (InlineSubtable); |
||
594 | LocalField = *Field; |
||
595 | break; |
||
596 | |||
2216 | Serge | 597 | case DT_FIELD_TYPE_LABEL: |
598 | |||
599 | DtWriteFieldToListing (Buffer, LocalField, 0); |
||
600 | LocalField = LocalField->Next; |
||
601 | break; |
||
602 | |||
1498 | serge | 603 | default: |
604 | |||
605 | /* Normal case for most field types (Integer, String, etc.) */ |
||
606 | |||
607 | DtCompileOneField (Buffer, LocalField, |
||
608 | FieldLength, FieldType, Info->Flags); |
||
2216 | Serge | 609 | |
610 | DtWriteFieldToListing (Buffer, LocalField, FieldLength); |
||
1498 | serge | 611 | LocalField = LocalField->Next; |
612 | |||
613 | if (Info->Flags & DT_LENGTH) |
||
614 | { |
||
615 | /* Field is an Integer that will contain a subtable length */ |
||
616 | |||
617 | Subtable->LengthField = Buffer; |
||
618 | Subtable->SizeOfLengthField = FieldLength; |
||
619 | } |
||
2216 | Serge | 620 | |
1498 | serge | 621 | break; |
622 | } |
||
623 | |||
624 | Buffer += FieldLength; |
||
625 | } |
||
626 | |||
627 | *Field = LocalField; |
||
628 | *RetSubtable = Subtable; |
||
629 | return (AE_OK); |
||
630 | |||
631 | Error: |
||
632 | ACPI_FREE (Subtable->Buffer); |
||
633 | ACPI_FREE (Subtable); |
||
634 | return (Status); |
||
635 | }> |