1 /*******************************************************************************
3 * Module Name: dmbuffer - AML disassembler, buffer and string support
5 ******************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
12 * All rights reserved.
16 * 2.1. This is your license from Intel Corp. under its intellectual property
17 * rights. You may have additional license terms from the party that provided
18 * you this software, covering your right to use that party's intellectual
21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22 * copy of the source code appearing in this file ("Covered Code") an
23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24 * base code distributed originally by Intel ("Original Intel Code") to copy,
25 * make derivatives, distribute, use and display any portion of the Covered
26 * Code in any form, with the right to sublicense such rights; and
28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29 * license (with the right to sublicense), under only those claims of Intel
30 * patents that are infringed by the Original Intel Code, to make, use, sell,
31 * offer to sell, and import the Covered Code and derivative works thereof
32 * solely to the minimum extent necessary to exercise the above copyright
33 * license, and in no event shall the patent license extend to any additions
34 * to or modifications of the Original Intel Code. No other license or right
35 * is granted directly or by implication, estoppel or otherwise;
37 * The above copyright and patent license is granted only if the following
42 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43 * Redistribution of source code of any substantial portion of the Covered
44 * Code or modification with rights to further distribute source must include
45 * the above Copyright Notice, the above License, this list of Conditions,
46 * and the following Disclaimer and Export Compliance provision. In addition,
47 * Licensee must cause all Covered Code to which Licensee contributes to
48 * contain a file documenting the changes Licensee made to create that Covered
49 * Code and the date of any change. Licensee must include in that file the
50 * documentation of any changes made by any predecessor Licensee. Licensee
51 * must include a prominent statement that the modification is derived,
52 * directly or indirectly, from Original Intel Code.
54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55 * Redistribution of source code of any substantial portion of the Covered
56 * Code or modification without rights to further distribute source must
57 * include the following Disclaimer and Export Compliance provision in the
58 * documentation and/or other materials provided with distribution. In
59 * addition, Licensee may not authorize further sublicense of source of any
60 * portion of the Covered Code, and must include terms to the effect that the
61 * license from Licensee to its licensee is limited to the intellectual
62 * property embodied in the software Licensee provides to its licensee, and
63 * not to intellectual property embodied in modifications its licensee may
66 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67 * substantial portion of the Covered Code or modification must reproduce the
68 * above Copyright Notice, and the following Disclaimer and Export Compliance
69 * provision in the documentation and/or other materials provided with the
72 * 3.4. Intel retains all right, title, and interest in and to the Original
75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76 * Intel shall be used in advertising or otherwise to promote the sale, use or
77 * other dealings in products derived from or relating to the Covered Code
78 * without prior written authorization from Intel.
80 * 4. Disclaimer and Export Compliance
82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
99 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100 * software or system incorporating such software without first obtaining any
101 * required license or other approval from the U. S. Department of Commerce or
102 * any other agency or department of the United States Government. In the
103 * event Licensee exports any such software from the United States or
104 * re-exports any such software from a foreign destination, Licensee shall
105 * ensure that the distribution and export/re-export of the software is in
106 * compliance with all laws, regulations, orders, or other restrictions of the
107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108 * any of its subsidiaries will export/re-export any technical data, process,
109 * software, or service, directly or indirectly, to any country for which the
110 * United States government or any agency thereof requires an export license,
111 * other governmental approval, or letter of assurance, without first obtaining
112 * such license, approval or letter.
114 *****************************************************************************
116 * Alternatively, you may choose to be licensed under the terms of the
119 * Redistribution and use in source and binary forms, with or without
120 * modification, are permitted provided that the following conditions
122 * 1. Redistributions of source code must retain the above copyright
123 * notice, this list of conditions, and the following disclaimer,
124 * without modification.
125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126 * substantially similar to the "NO WARRANTY" disclaimer below
127 * ("Disclaimer") and any redistribution must be conditioned upon
128 * including a substantially similar Disclaimer requirement for further
129 * binary redistribution.
130 * 3. Neither the names of the above-listed copyright holders nor the names
131 * of any contributors may be used to endorse or promote products derived
132 * from this software without specific prior written permission.
134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
146 * Alternatively, you may choose to be licensed under the terms of the
147 * GNU General Public License ("GPL") version 2 as published by the Free
148 * Software Foundation.
150 *****************************************************************************/
152 #include <contrib/dev/acpica/include/acpi.h>
153 #include <contrib/dev/acpica/include/accommon.h>
154 #include <contrib/dev/acpica/include/acutils.h>
155 #include <contrib/dev/acpica/include/acdisasm.h>
156 #include <contrib/dev/acpica/include/acparser.h>
157 #include <contrib/dev/acpica/include/amlcode.h>
158 #include <contrib/dev/acpica/include/acinterp.h>
161 #define _COMPONENT ACPI_CA_DEBUGGER
162 ACPI_MODULE_NAME ("dmbuffer")
164 /* Local prototypes */
168 ACPI_PARSE_OBJECT *Op);
172 ACPI_PARSE_OBJECT *Op);
175 AcpiDmGetHardwareIdType (
176 ACPI_PARSE_OBJECT *Op);
185 AcpiDmFindNameByIndex (
190 #define ACPI_BUFFER_BYTES_PER_LINE 8
193 /*******************************************************************************
195 * FUNCTION: AcpiDmDisasmByteList
197 * PARAMETERS: Level - Current source code indentation level
198 * ByteData - Pointer to the byte list
199 * ByteCount - Length of the byte list
203 * DESCRIPTION: Dump an AML "ByteList" in Hex format. 8 bytes per line, prefixed
204 * with the hex buffer offset.
206 ******************************************************************************/
209 AcpiDmDisasmByteList (
225 for (i = 0; i < ByteCount; i += ACPI_BUFFER_BYTES_PER_LINE)
227 /* Line indent and offset prefix for each new line */
229 AcpiDmIndent (Level);
230 if (ByteCount > ACPI_BUFFER_BYTES_PER_LINE)
232 AcpiOsPrintf ("/* %04X */ ", i);
235 /* Dump the actual hex values */
237 for (j = 0; j < ACPI_BUFFER_BYTES_PER_LINE; j++)
239 CurrentIndex = i + j;
240 if (CurrentIndex >= ByteCount)
242 /* Dump fill spaces */
248 AcpiOsPrintf (" 0x%2.2X", ByteData[CurrentIndex]);
250 /* Add comma if there are more bytes to display */
252 if (CurrentIndex < (ByteCount - 1))
262 /* Dump the ASCII equivalents within a comment */
264 AcpiOsPrintf (" // ");
265 for (j = 0; j < ACPI_BUFFER_BYTES_PER_LINE; j++)
267 CurrentIndex = i + j;
268 if (CurrentIndex >= ByteCount)
273 BufChar = ByteData[CurrentIndex];
274 if (isprint (BufChar))
276 AcpiOsPrintf ("%c", BufChar);
284 /* Finished with this line */
291 /*******************************************************************************
293 * FUNCTION: AcpiDmByteList
295 * PARAMETERS: Info - Parse tree walk info
300 * DESCRIPTION: Dump a buffer byte list, handling the various types of buffers.
301 * Buffer type must be already set in the Op DisasmOpcode.
303 ******************************************************************************/
307 ACPI_OP_WALK_INFO *Info,
308 ACPI_PARSE_OBJECT *Op)
314 ByteData = Op->Named.Data;
315 ByteCount = (UINT32) Op->Common.Value.Integer;
318 * The byte list belongs to a buffer, and can be produced by either
319 * a ResourceTemplate, Unicode, quoted string, or a plain byte list.
321 switch (Op->Common.Parent->Common.DisasmOpcode)
323 case ACPI_DASM_RESOURCE:
325 AcpiDmResourceTemplate (
326 Info, Op->Common.Parent, ByteData, ByteCount);
329 case ACPI_DASM_STRING:
331 AcpiDmIndent (Info->Level);
332 AcpiUtPrintString ((char *) ByteData, ACPI_UINT16_MAX);
341 case ACPI_DASM_UNICODE:
346 case ACPI_DASM_PLD_METHOD:
348 AcpiDmDisasmByteList (Info->Level, ByteData, ByteCount);
350 AcpiDmPldBuffer (Info->Level, ByteData, ByteCount);
353 case ACPI_DASM_BUFFER:
356 * Not a resource, string, or unicode string.
357 * Just dump the buffer
359 AcpiDmDisasmByteList (Info->Level, ByteData, ByteCount);
365 /*******************************************************************************
367 * FUNCTION: AcpiDmIsUuidBuffer
369 * PARAMETERS: Op - Buffer Object to be examined
371 * RETURN: TRUE if buffer contains a UUID
373 * DESCRIPTION: Determine if a buffer Op contains a UUID
375 * To help determine whether the buffer is a UUID versus a raw data buffer,
376 * there a are a couple bytes we can look at:
378 * xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx
380 * The variant covered by the UUID specification is indicated by the two most
381 * significant bits of N being 1 0 (i.e., the hexadecimal N will always be
384 * The variant covered by the UUID specification has five versions. For this
385 * variant, the four bits of M indicates the UUID version (i.e., the
386 * hexadecimal M will be either 1, 2, 3, 4, or 5).
388 ******************************************************************************/
392 ACPI_PARSE_OBJECT *Op)
396 ACPI_PARSE_OBJECT *SizeOp;
397 ACPI_PARSE_OBJECT *NextOp;
400 /* Buffer size is the buffer argument */
402 SizeOp = Op->Common.Value.Arg;
408 /* Next, the initializer byte list to examine */
410 NextOp = SizeOp->Common.Next;
416 /* Extract the byte list info */
418 ByteData = NextOp->Named.Data;
419 ByteCount = (UINT32) NextOp->Common.Value.Integer;
421 /* Byte count must be exactly 16 */
423 if (ByteCount != UUID_BUFFER_LENGTH)
428 /* Check for valid "M" and "N" values (see function header above) */
430 if (((ByteData[7] & 0xF0) == 0x00) || /* M={1,2,3,4,5} */
431 ((ByteData[7] & 0xF0) > 0x50) ||
432 ((ByteData[8] & 0xF0) < 0x80) || /* N={8,9,A,B} */
433 ((ByteData[8] & 0xF0) > 0xB0))
438 /* Ignore the Size argument in the disassembly of this buffer op */
440 SizeOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
445 /*******************************************************************************
447 * FUNCTION: AcpiDmUuid
449 * PARAMETERS: Op - Byte List op containing a UUID
453 * DESCRIPTION: Dump a buffer containing a UUID as a standard ASCII string.
456 * In its canonical form, the UUID is represented by a string containing 32
457 * lowercase hexadecimal digits, displayed in 5 groups separated by hyphens.
458 * The complete form is 8-4-4-4-12 for a total of 36 characters (32
459 * alphanumeric characters representing hex digits and 4 hyphens). In bytes,
460 * 4-2-2-2-6. Example:
462 * ToUUID ("107ededd-d381-4fd7-8da9-08e9a6c79644")
464 ******************************************************************************/
468 ACPI_PARSE_OBJECT *Op)
471 const char *Description;
474 Data = ACPI_CAST_PTR (UINT8, Op->Named.Data);
476 /* Emit the 36-byte UUID string in the proper format/order */
479 "\"%2.2x%2.2x%2.2x%2.2x-"
483 "%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x\")",
484 Data[3], Data[2], Data[1], Data[0],
488 Data[10], Data[11], Data[12], Data[13], Data[14], Data[15]);
490 /* Dump the UUID description string if available */
492 Description = AcpiAhMatchUuid (Data);
495 AcpiOsPrintf (" /* %s */", Description);
500 /*******************************************************************************
502 * FUNCTION: AcpiDmIsUnicodeBuffer
504 * PARAMETERS: Op - Buffer Object to be examined
506 * RETURN: TRUE if buffer contains a UNICODE string
508 * DESCRIPTION: Determine if a buffer Op contains a Unicode string
510 ******************************************************************************/
513 AcpiDmIsUnicodeBuffer (
514 ACPI_PARSE_OBJECT *Op)
519 ACPI_PARSE_OBJECT *SizeOp;
520 ACPI_PARSE_OBJECT *NextOp;
524 /* Buffer size is the buffer argument */
526 SizeOp = Op->Common.Value.Arg;
532 /* Next, the initializer byte list to examine */
534 NextOp = SizeOp->Common.Next;
540 /* Extract the byte list info */
542 ByteData = NextOp->Named.Data;
543 ByteCount = (UINT32) NextOp->Common.Value.Integer;
544 WordCount = ACPI_DIV_2 (ByteCount);
547 * Unicode string must have an even number of bytes and last
553 ((UINT16 *) (void *) ByteData)[WordCount - 1] != 0)
559 * For each word, 1st byte must be printable ascii, and the
560 * 2nd byte must be zero. This does not allow for escape
561 * sequences, but it is the most secure way to detect a
564 for (i = 0; i < (ByteCount - 2); i += 2)
566 if ((ByteData[i] == 0) ||
567 !(isprint (ByteData[i])) ||
568 (ByteData[(ACPI_SIZE) i + 1] != 0))
574 /* Ignore the Size argument in the disassembly of this buffer op */
576 SizeOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
581 /*******************************************************************************
583 * FUNCTION: AcpiDmIsStringBuffer
585 * PARAMETERS: Op - Buffer Object to be examined
587 * RETURN: TRUE if buffer contains a ASCII string, FALSE otherwise
589 * DESCRIPTION: Determine if a buffer Op contains a ASCII string
591 ******************************************************************************/
594 AcpiDmIsStringBuffer (
595 ACPI_PARSE_OBJECT *Op)
599 ACPI_PARSE_OBJECT *SizeOp;
600 ACPI_PARSE_OBJECT *NextOp;
604 /* Buffer size is the buffer argument */
606 SizeOp = Op->Common.Value.Arg;
612 /* Next, the initializer byte list to examine */
614 NextOp = SizeOp->Common.Next;
620 /* Extract the byte list info */
622 ByteData = NextOp->Named.Data;
623 ByteCount = (UINT32) NextOp->Common.Value.Integer;
625 /* Last byte must be the null terminator */
629 (ByteData[ByteCount-1] != 0))
635 * Check for a possible standalone resource EndTag, ignore it
636 * here. However, this sequence is also the string "Y", but
637 * this seems rare enough to be acceptable.
639 if ((ByteCount == 2) && (ByteData[0] == 0x79))
644 /* Check all bytes for ASCII */
646 for (i = 0; i < (ByteCount - 1); i++)
649 * TBD: allow some escapes (non-ascii chars).
650 * they will be handled in the string output routine
653 /* Not a string if not printable ascii */
655 if (!isprint (ByteData[i]))
665 /*******************************************************************************
667 * FUNCTION: AcpiDmIsPldBuffer
669 * PARAMETERS: Op - Buffer Object to be examined
671 * RETURN: TRUE if buffer appears to contain data produced via the
672 * ToPLD macro, FALSE otherwise
674 * DESCRIPTION: Determine if a buffer Op contains a _PLD structure
676 ******************************************************************************/
680 ACPI_PARSE_OBJECT *Op)
682 ACPI_NAMESPACE_NODE *Node;
683 ACPI_PARSE_OBJECT *SizeOp;
684 ACPI_PARSE_OBJECT *ByteListOp;
685 ACPI_PARSE_OBJECT *ParentOp;
687 UINT64 InitializerSize;
696 * Get the BufferSize argument - Buffer(BufferSize)
697 * If the buffer was generated by the ToPld macro, it must
698 * be a BYTE constant.
700 SizeOp = Op->Common.Value.Arg;
701 if (!SizeOp || SizeOp->Common.AmlOpcode != AML_BYTE_OP)
706 /* Check the declared BufferSize, two possibilities */
708 BufferSize = SizeOp->Common.Value.Integer;
709 if ((BufferSize != ACPI_PLD_REV1_BUFFER_SIZE) &&
710 (BufferSize != ACPI_PLD_REV2_BUFFER_SIZE))
716 * Check the initializer list length. This is the actual
717 * number of bytes in the buffer as counted by the AML parser.
718 * The declared BufferSize can be larger than the actual length.
719 * However, for the ToPLD macro, the BufferSize will be the same
720 * as the initializer list length.
722 ByteListOp = SizeOp->Common.Next;
725 return (FALSE); /* Zero-length buffer case */
728 InitializerSize = ByteListOp->Common.Value.Integer;
729 if ((InitializerSize != ACPI_PLD_REV1_BUFFER_SIZE) &&
730 (InitializerSize != ACPI_PLD_REV2_BUFFER_SIZE))
735 /* Final size check */
737 if (BufferSize != InitializerSize)
742 /* Now examine the buffer parent */
744 ParentOp = Op->Common.Parent;
750 /* Check for form: Name(_PLD, Buffer() {}). Not legal, however */
752 if (ParentOp->Common.AmlOpcode == AML_NAME_OP)
754 Node = ParentOp->Common.Node;
756 if (ACPI_COMPARE_NAMESEG (Node->Name.Ascii, METHOD_NAME__PLD))
758 /* Ignore the Size argument in the disassembly of this buffer op */
760 SizeOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
768 * Check for proper form: Name(_PLD, Package() {ToPLD()})
770 * Note: All other forms such as
771 * Return (Package() {ToPLD()})
773 * etc. are not converted back to the ToPLD macro, because
774 * there is really no deterministic way to disassemble the buffer
775 * back to the ToPLD macro, other than trying to find the "_PLD"
778 if (ParentOp->Common.AmlOpcode == AML_PACKAGE_OP)
780 ParentOp = ParentOp->Common.Parent;
786 if (ParentOp->Common.AmlOpcode == AML_NAME_OP)
788 Node = ParentOp->Common.Node;
790 if (ACPI_COMPARE_NAMESEG (Node->Name.Ascii, METHOD_NAME__PLD))
792 /* Ignore the Size argument in the disassembly of this buffer op */
794 SizeOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
804 /*******************************************************************************
806 * FUNCTION: AcpiDmFindNameByIndex
808 * PARAMETERS: Index - Index of array to check
809 * List - Array to reference
811 * RETURN: String from List or empty string
813 * DESCRIPTION: Finds and returns the char string located at the given index
816 ******************************************************************************/
819 AcpiDmFindNameByIndex (
823 const char *NameString;
829 NameString = List[0];
835 NameString = List[i];
840 /* TBD: Add error msg */
845 return (List[Index]);
849 /*******************************************************************************
851 * FUNCTION: AcpiDmPldBuffer
853 * PARAMETERS: Level - Current source code indentation level
854 * ByteData - Pointer to the byte list
855 * ByteCount - Length of the byte list
859 * DESCRIPTION: Dump and format the contents of a _PLD buffer object
861 ******************************************************************************/
863 #define ACPI_PLD_OUTPUT08 "%*.s%-22s = 0x%X,\n", ACPI_MUL_4 (Level), " "
864 #define ACPI_PLD_OUTPUT08P "%*.s%-22s = 0x%X)\n", ACPI_MUL_4 (Level), " "
865 #define ACPI_PLD_OUTPUT16 "%*.s%-22s = 0x%X,\n", ACPI_MUL_4 (Level), " "
866 #define ACPI_PLD_OUTPUT16P "%*.s%-22s = 0x%X)\n", ACPI_MUL_4 (Level), " "
867 #define ACPI_PLD_OUTPUT24 "%*.s%-22s = 0x%X,\n", ACPI_MUL_4 (Level), " "
868 #define ACPI_PLD_OUTPUTSTR "%*.s%-22s = \"%s\",\n", ACPI_MUL_4 (Level), " "
876 ACPI_PLD_INFO *PldInfo;
880 /* Check for valid byte count */
882 if (ByteCount < ACPI_PLD_REV1_BUFFER_SIZE)
887 /* Convert _PLD buffer to local _PLD struct */
889 Status = AcpiDecodePldBuffer (ByteData, ByteCount, &PldInfo);
890 if (ACPI_FAILURE (Status))
897 /* First 32-bit dword */
899 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Revision", PldInfo->Revision);
900 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_IgnoreColor", PldInfo->IgnoreColor);
901 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Red", PldInfo->Red);
902 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Green", PldInfo->Green);
903 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Blue", PldInfo->Blue);
905 /* Second 32-bit dword */
907 AcpiOsPrintf (ACPI_PLD_OUTPUT16, "PLD_Width", PldInfo->Width);
908 AcpiOsPrintf (ACPI_PLD_OUTPUT16, "PLD_Height", PldInfo->Height);
910 /* Third 32-bit dword */
912 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_UserVisible", PldInfo->UserVisible);
913 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Dock", PldInfo->Dock);
914 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Lid", PldInfo->Lid);
915 AcpiOsPrintf (ACPI_PLD_OUTPUTSTR, "PLD_Panel",
916 AcpiDmFindNameByIndex(PldInfo->Panel, AcpiGbl_PldPanelList));
918 AcpiOsPrintf (ACPI_PLD_OUTPUTSTR, "PLD_VerticalPosition",
919 AcpiDmFindNameByIndex(PldInfo->VerticalPosition, AcpiGbl_PldVerticalPositionList));
921 AcpiOsPrintf (ACPI_PLD_OUTPUTSTR, "PLD_HorizontalPosition",
922 AcpiDmFindNameByIndex(PldInfo->HorizontalPosition, AcpiGbl_PldHorizontalPositionList));
924 AcpiOsPrintf (ACPI_PLD_OUTPUTSTR, "PLD_Shape",
925 AcpiDmFindNameByIndex(PldInfo->Shape, AcpiGbl_PldShapeList));
926 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_GroupOrientation", PldInfo->GroupOrientation);
928 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_GroupToken", PldInfo->GroupToken);
929 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_GroupPosition", PldInfo->GroupPosition);
930 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Bay", PldInfo->Bay);
932 /* Fourth 32-bit dword */
934 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Ejectable", PldInfo->Ejectable);
935 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_EjectRequired", PldInfo->OspmEjectRequired);
936 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_CabinetNumber", PldInfo->CabinetNumber);
937 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_CardCageNumber", PldInfo->CardCageNumber);
938 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Reference", PldInfo->Reference);
939 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Rotation", PldInfo->Rotation);
941 if (ByteCount >= ACPI_PLD_REV2_BUFFER_SIZE)
943 AcpiOsPrintf (ACPI_PLD_OUTPUT08, "PLD_Order", PldInfo->Order);
945 /* Fifth 32-bit dword */
947 AcpiOsPrintf (ACPI_PLD_OUTPUT16, "PLD_VerticalOffset", PldInfo->VerticalOffset);
948 AcpiOsPrintf (ACPI_PLD_OUTPUT16P, "PLD_HorizontalOffset", PldInfo->HorizontalOffset);
950 else /* Rev 1 buffer */
952 AcpiOsPrintf (ACPI_PLD_OUTPUT08P, "PLD_Order", PldInfo->Order);
959 /*******************************************************************************
961 * FUNCTION: AcpiDmUnicode
963 * PARAMETERS: Op - Byte List op containing Unicode string
967 * DESCRIPTION: Dump Unicode string as a standard ASCII string. (Remove
968 * the extra zero bytes).
970 ******************************************************************************/
974 ACPI_PARSE_OBJECT *Op)
982 /* Extract the buffer info as a WORD buffer */
984 WordData = ACPI_CAST_PTR (UINT16, Op->Named.Data);
985 WordCount = ACPI_DIV_2 (((UINT32) Op->Common.Value.Integer));
987 /* Write every other byte as an ASCII character */
990 for (i = 0; i < (WordCount - 1); i++)
992 OutputValue = (int) WordData[i];
994 /* Handle values that must be escaped */
996 if ((OutputValue == '\"') ||
997 (OutputValue == '\\'))
999 AcpiOsPrintf ("\\%c", OutputValue);
1001 else if (!isprint (OutputValue))
1003 AcpiOsPrintf ("\\x%2.2X", OutputValue);
1007 AcpiOsPrintf ("%c", OutputValue);
1011 AcpiOsPrintf ("\")");
1015 /*******************************************************************************
1017 * FUNCTION: AcpiDmGetHardwareIdType
1019 * PARAMETERS: Op - Op to be examined
1023 * DESCRIPTION: Determine the type of the argument to a _HID or _CID
1024 * 1) Strings are allowed
1025 * 2) If Integer, determine if it is a valid EISAID
1027 ******************************************************************************/
1030 AcpiDmGetHardwareIdType (
1031 ACPI_PARSE_OBJECT *Op)
1038 switch (Op->Common.AmlOpcode)
1042 /* Mark this string as an _HID/_CID string */
1044 Op->Common.DisasmOpcode = ACPI_DASM_HID_STRING;
1050 /* Determine if a Word/Dword is a valid encoded EISAID */
1052 /* Swap from little-endian to big-endian to simplify conversion */
1054 BigEndianId = AcpiUtDwordByteSwap ((UINT32) Op->Common.Value.Integer);
1056 /* Create the 3 leading ASCII letters */
1058 Prefix[0] = ((BigEndianId >> 26) & 0x1F) + 0x40;
1059 Prefix[1] = ((BigEndianId >> 21) & 0x1F) + 0x40;
1060 Prefix[2] = ((BigEndianId >> 16) & 0x1F) + 0x40;
1062 /* Verify that all 3 are ascii and alpha */
1064 for (i = 0; i < 3; i++)
1066 if (!ACPI_IS_ASCII (Prefix[i]) ||
1067 !isalpha (Prefix[i]))
1073 /* Mark this node as convertible to an EISA ID string */
1075 Op->Common.DisasmOpcode = ACPI_DASM_EISAID;
1084 /*******************************************************************************
1086 * FUNCTION: AcpiDmCheckForHardwareId
1088 * PARAMETERS: Op - Op to be examined
1092 * DESCRIPTION: Determine if a Name() Op is a _HID/_CID.
1094 ******************************************************************************/
1097 AcpiDmCheckForHardwareId (
1098 ACPI_PARSE_OBJECT *Op)
1101 ACPI_PARSE_OBJECT *NextOp;
1104 /* Get the NameSegment */
1106 Name = AcpiPsGetName (Op);
1112 NextOp = AcpiPsGetDepthNext (NULL, Op);
1118 /* Check for _HID - has one argument */
1120 if (ACPI_COMPARE_NAMESEG (&Name, METHOD_NAME__HID))
1122 AcpiDmGetHardwareIdType (NextOp);
1126 /* Exit if not _CID */
1128 if (!ACPI_COMPARE_NAMESEG (&Name, METHOD_NAME__CID))
1133 /* _CID can contain a single argument or a package */
1135 if (NextOp->Common.AmlOpcode != AML_PACKAGE_OP)
1137 AcpiDmGetHardwareIdType (NextOp);
1141 /* _CID with Package: get the package length, check all elements */
1143 NextOp = AcpiPsGetDepthNext (NULL, NextOp);
1149 /* Don't need to use the length, just walk the peer list */
1151 NextOp = NextOp->Common.Next;
1154 AcpiDmGetHardwareIdType (NextOp);
1155 NextOp = NextOp->Common.Next;
1160 /*******************************************************************************
1162 * FUNCTION: AcpiDmDecompressEisaId
1164 * PARAMETERS: EncodedId - Raw encoded EISA ID.
1168 * DESCRIPTION: Convert an encoded EISAID back to the original ASCII String
1169 * and emit the correct ASL statement. If the ID is known, emit
1170 * a description of the ID as a comment.
1172 ******************************************************************************/
1175 AcpiDmDecompressEisaId (
1178 char IdBuffer[ACPI_EISAID_STRING_SIZE];
1179 const AH_DEVICE_ID *Info;
1182 /* Convert EISAID to a string an emit the statement */
1184 AcpiExEisaIdToString (IdBuffer, EncodedId);
1185 AcpiOsPrintf ("EisaId (\"%s\")", IdBuffer);
1187 /* If we know about the ID, emit the description */
1189 Info = AcpiAhMatchHardwareId (IdBuffer);
1192 AcpiOsPrintf (" /* %s */", Info->Description);