1 /******************************************************************************
3 * Module Name: cmeval - Object evaluation
6 *****************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
120 #include "acnamesp.h"
121 #include "acinterp.h"
124 #define _COMPONENT MISCELLANEOUS
125 MODULE_NAME ("cmeval")
128 /****************************************************************************
130 * FUNCTION: AcpiCmEvaluateNumericObject
132 * PARAMETERS: *ObjectName - Object name to be evaluated
133 * DeviceNode - Node for the device
134 * *Address - Where the value is returned
138 * DESCRIPTION: evaluates a numeric namespace object for a selected device
139 * and stores results in *Address.
141 * NOTE: Internal function, no parameter validation
143 ***************************************************************************/
146 AcpiCmEvaluateNumericObject (
147 NATIVE_CHAR *ObjectName,
148 ACPI_NAMESPACE_NODE *DeviceNode,
149 ACPI_INTEGER *Address)
151 ACPI_OPERAND_OBJECT *ObjDesc;
155 FUNCTION_TRACE ("CmEvaluateNumericObject");
158 /* Execute the method */
160 Status = AcpiNsEvaluateRelative (DeviceNode, ObjectName, NULL, &ObjDesc);
161 if (ACPI_FAILURE (Status))
163 if (Status == AE_NOT_FOUND)
165 DEBUG_PRINT (ACPI_INFO,
166 ("%s on %4.4s was not found\n", ObjectName,
171 DEBUG_PRINT (ACPI_ERROR,
172 ("%s on %4.4s failed with status %4.4x\n", ObjectName,
174 AcpiCmFormatException (Status)));
177 return_ACPI_STATUS (Status);
181 /* Did we get a return object? */
185 DEBUG_PRINT (ACPI_ERROR,
186 ("No object was returned from %s\n", ObjectName));
187 return_ACPI_STATUS (AE_TYPE);
190 /* Is the return object of the correct type? */
192 if (ObjDesc->Common.Type != ACPI_TYPE_INTEGER)
195 DEBUG_PRINT (ACPI_ERROR,
196 ("Type returned from %s was not a number: %X \n",
197 ObjectName, ObjDesc->Common.Type));
202 * Since the structure is a union, setting any field will set all
203 * of the variables in the union
205 *Address = ObjDesc->Integer.Value;
208 /* On exit, we must delete the return object */
210 AcpiCmRemoveReference (ObjDesc);
212 return_ACPI_STATUS (Status);
216 /****************************************************************************
218 * FUNCTION: AcpiCmExecute_HID
220 * PARAMETERS: DeviceNode - Node for the device
221 * *Hid - Where the HID is returned
225 * DESCRIPTION: Executes the _HID control method that returns the hardware
228 * NOTE: Internal function, no parameter validation
230 ***************************************************************************/
234 ACPI_NAMESPACE_NODE *DeviceNode,
237 ACPI_OPERAND_OBJECT *ObjDesc;
241 FUNCTION_TRACE ("CmExecute_HID");
244 /* Execute the method */
246 Status = AcpiNsEvaluateRelative (DeviceNode,
247 METHOD_NAME__HID, NULL, &ObjDesc);
248 if (ACPI_FAILURE (Status))
250 if (Status == AE_NOT_FOUND)
252 DEBUG_PRINT (ACPI_INFO,
253 ("_HID on %4.4s was not found\n",
259 DEBUG_PRINT (ACPI_ERROR,
260 ("_HID on %4.4s failed with status %4.4x\n",
262 AcpiCmFormatException (Status)));
265 return_ACPI_STATUS (Status);
268 /* Did we get a return object? */
272 DEBUG_PRINT (ACPI_ERROR, ("No object was returned from _HID\n"));
273 return_ACPI_STATUS (AE_TYPE);
277 * A _HID can return either a Number (32 bit compressed EISA ID) or
281 if ((ObjDesc->Common.Type != ACPI_TYPE_INTEGER) &&
282 (ObjDesc->Common.Type != ACPI_TYPE_STRING))
285 DEBUG_PRINT (ACPI_ERROR,
286 ("Type returned from _HID not a number or string: %s(%X) \n",
287 AcpiCmGetTypeName (ObjDesc->Common.Type), ObjDesc->Common.Type));
292 if (ObjDesc->Common.Type == ACPI_TYPE_INTEGER)
294 /* Convert the Numeric HID to string */
296 AcpiAmlEisaIdToString ((UINT32) ObjDesc->Integer.Value, Hid->Buffer);
301 /* Copy the String HID from the returned object */
303 STRNCPY(Hid->Buffer, ObjDesc->String.Pointer, sizeof(Hid->Buffer));
308 /* On exit, we must delete the return object */
310 AcpiCmRemoveReference (ObjDesc);
312 return_ACPI_STATUS (Status);
316 /****************************************************************************
318 * FUNCTION: AcpiCmExecute_UID
320 * PARAMETERS: DeviceNode - Node for the device
321 * *Uid - Where the UID is returned
325 * DESCRIPTION: Executes the _UID control method that returns the hardware
328 * NOTE: Internal function, no parameter validation
330 ***************************************************************************/
334 ACPI_NAMESPACE_NODE *DeviceNode,
337 ACPI_OPERAND_OBJECT *ObjDesc;
341 /* Execute the method */
343 Status = AcpiNsEvaluateRelative (DeviceNode,
344 METHOD_NAME__UID, NULL, &ObjDesc);
345 if (ACPI_FAILURE (Status))
347 if (Status == AE_NOT_FOUND)
349 DEBUG_PRINT (ACPI_INFO,
350 ("_UID on %4.4s was not found\n",
356 DEBUG_PRINT (ACPI_ERROR,
357 ("_UID on %4.4s failed with status %4.4x\n",
359 AcpiCmFormatException (Status)));
365 /* Did we get a return object? */
369 DEBUG_PRINT (ACPI_ERROR, ("No object was returned from _UID\n"));
374 * A _UID can return either a Number (32 bit compressed EISA ID) or
378 if ((ObjDesc->Common.Type != ACPI_TYPE_INTEGER) &&
379 (ObjDesc->Common.Type != ACPI_TYPE_STRING))
382 DEBUG_PRINT (ACPI_ERROR,
383 ("Type returned from _UID was not a number or string: %X \n",
384 ObjDesc->Common.Type));
389 if (ObjDesc->Common.Type == ACPI_TYPE_INTEGER)
391 /* Convert the Numeric UID to string */
393 AcpiAmlUnsignedIntegerToString (ObjDesc->Integer.Value, Uid->Buffer);
398 /* Copy the String UID from the returned object */
400 STRNCPY(Uid->Buffer, ObjDesc->String.Pointer, sizeof(Uid->Buffer));
405 /* On exit, we must delete the return object */
407 AcpiCmRemoveReference (ObjDesc);
412 /****************************************************************************
414 * FUNCTION: AcpiCmExecute_STA
416 * PARAMETERS: DeviceNode - Node for the device
417 * *Flags - Where the status flags are returned
421 * DESCRIPTION: Executes _STA for selected device and stores results in
424 * NOTE: Internal function, no parameter validation
426 ***************************************************************************/
430 ACPI_NAMESPACE_NODE *DeviceNode,
433 ACPI_OPERAND_OBJECT *ObjDesc;
437 FUNCTION_TRACE ("CmExecute_STA");
439 /* Execute the method */
441 Status = AcpiNsEvaluateRelative (DeviceNode,
442 METHOD_NAME__STA, NULL, &ObjDesc);
443 if (AE_NOT_FOUND == Status)
445 DEBUG_PRINT (ACPI_INFO,
446 ("_STA on %4.4s was not found, assuming present.\n",
453 else if (ACPI_FAILURE (Status))
455 DEBUG_PRINT (ACPI_ERROR,
456 ("_STA on %4.4s failed with status %s\n",
458 AcpiCmFormatException (Status)));
463 /* Did we get a return object? */
467 DEBUG_PRINT (ACPI_ERROR, ("No object was returned from _STA\n"));
468 return_ACPI_STATUS (AE_TYPE);
471 /* Is the return object of the correct type? */
473 if (ObjDesc->Common.Type != ACPI_TYPE_INTEGER)
476 DEBUG_PRINT (ACPI_ERROR,
477 ("Type returned from _STA was not a number: %X \n",
478 ObjDesc->Common.Type));
483 /* Extract the status flags */
485 *Flags = (UINT32) ObjDesc->Integer.Value;
488 /* On exit, we must delete the return object */
490 AcpiCmRemoveReference (ObjDesc);
493 return_ACPI_STATUS (Status);