12e2672b8SSascha Wildner /******************************************************************************
22e2672b8SSascha Wildner *
32e2672b8SSascha Wildner * Module Name: aslmapoutput - Output/emit the resource descriptor/device maps
42e2672b8SSascha Wildner *
52e2672b8SSascha Wildner *****************************************************************************/
62e2672b8SSascha Wildner
7b4315fc7SSascha Wildner /******************************************************************************
8b4315fc7SSascha Wildner *
9b4315fc7SSascha Wildner * 1. Copyright Notice
10b4315fc7SSascha Wildner *
11*383048acSSascha Wildner * Some or all of this work - Copyright (c) 1999 - 2021, Intel Corp.
122e2672b8SSascha Wildner * All rights reserved.
132e2672b8SSascha Wildner *
14b4315fc7SSascha Wildner * 2. License
15b4315fc7SSascha Wildner *
16b4315fc7SSascha Wildner * 2.1. This is your license from Intel Corp. under its intellectual property
17b4315fc7SSascha Wildner * rights. You may have additional license terms from the party that provided
18b4315fc7SSascha Wildner * you this software, covering your right to use that party's intellectual
19b4315fc7SSascha Wildner * property rights.
20b4315fc7SSascha Wildner *
21b4315fc7SSascha Wildner * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22b4315fc7SSascha Wildner * copy of the source code appearing in this file ("Covered Code") an
23b4315fc7SSascha Wildner * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24b4315fc7SSascha Wildner * base code distributed originally by Intel ("Original Intel Code") to copy,
25b4315fc7SSascha Wildner * make derivatives, distribute, use and display any portion of the Covered
26b4315fc7SSascha Wildner * Code in any form, with the right to sublicense such rights; and
27b4315fc7SSascha Wildner *
28b4315fc7SSascha Wildner * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29b4315fc7SSascha Wildner * license (with the right to sublicense), under only those claims of Intel
30b4315fc7SSascha Wildner * patents that are infringed by the Original Intel Code, to make, use, sell,
31b4315fc7SSascha Wildner * offer to sell, and import the Covered Code and derivative works thereof
32b4315fc7SSascha Wildner * solely to the minimum extent necessary to exercise the above copyright
33b4315fc7SSascha Wildner * license, and in no event shall the patent license extend to any additions
34b4315fc7SSascha Wildner * to or modifications of the Original Intel Code. No other license or right
35b4315fc7SSascha Wildner * is granted directly or by implication, estoppel or otherwise;
36b4315fc7SSascha Wildner *
37b4315fc7SSascha Wildner * The above copyright and patent license is granted only if the following
38b4315fc7SSascha Wildner * conditions are met:
39b4315fc7SSascha Wildner *
40b4315fc7SSascha Wildner * 3. Conditions
41b4315fc7SSascha Wildner *
42b4315fc7SSascha Wildner * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43b4315fc7SSascha Wildner * Redistribution of source code of any substantial portion of the Covered
44b4315fc7SSascha Wildner * Code or modification with rights to further distribute source must include
45b4315fc7SSascha Wildner * the above Copyright Notice, the above License, this list of Conditions,
46b4315fc7SSascha Wildner * and the following Disclaimer and Export Compliance provision. In addition,
47b4315fc7SSascha Wildner * Licensee must cause all Covered Code to which Licensee contributes to
48b4315fc7SSascha Wildner * contain a file documenting the changes Licensee made to create that Covered
49b4315fc7SSascha Wildner * Code and the date of any change. Licensee must include in that file the
50b4315fc7SSascha Wildner * documentation of any changes made by any predecessor Licensee. Licensee
51b4315fc7SSascha Wildner * must include a prominent statement that the modification is derived,
52b4315fc7SSascha Wildner * directly or indirectly, from Original Intel Code.
53b4315fc7SSascha Wildner *
54b4315fc7SSascha Wildner * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55b4315fc7SSascha Wildner * Redistribution of source code of any substantial portion of the Covered
56b4315fc7SSascha Wildner * Code or modification without rights to further distribute source must
57b4315fc7SSascha Wildner * include the following Disclaimer and Export Compliance provision in the
58b4315fc7SSascha Wildner * documentation and/or other materials provided with distribution. In
59b4315fc7SSascha Wildner * addition, Licensee may not authorize further sublicense of source of any
60b4315fc7SSascha Wildner * portion of the Covered Code, and must include terms to the effect that the
61b4315fc7SSascha Wildner * license from Licensee to its licensee is limited to the intellectual
62b4315fc7SSascha Wildner * property embodied in the software Licensee provides to its licensee, and
63b4315fc7SSascha Wildner * not to intellectual property embodied in modifications its licensee may
64b4315fc7SSascha Wildner * make.
65b4315fc7SSascha Wildner *
66b4315fc7SSascha Wildner * 3.3. Redistribution of Executable. Redistribution in executable form of any
67b4315fc7SSascha Wildner * substantial portion of the Covered Code or modification must reproduce the
68b4315fc7SSascha Wildner * above Copyright Notice, and the following Disclaimer and Export Compliance
69b4315fc7SSascha Wildner * provision in the documentation and/or other materials provided with the
70b4315fc7SSascha Wildner * distribution.
71b4315fc7SSascha Wildner *
72b4315fc7SSascha Wildner * 3.4. Intel retains all right, title, and interest in and to the Original
73b4315fc7SSascha Wildner * Intel Code.
74b4315fc7SSascha Wildner *
75b4315fc7SSascha Wildner * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76b4315fc7SSascha Wildner * Intel shall be used in advertising or otherwise to promote the sale, use or
77b4315fc7SSascha Wildner * other dealings in products derived from or relating to the Covered Code
78b4315fc7SSascha Wildner * without prior written authorization from Intel.
79b4315fc7SSascha Wildner *
80b4315fc7SSascha Wildner * 4. Disclaimer and Export Compliance
81b4315fc7SSascha Wildner *
82b4315fc7SSascha Wildner * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83b4315fc7SSascha Wildner * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84b4315fc7SSascha Wildner * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85b4315fc7SSascha Wildner * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86b4315fc7SSascha Wildner * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87b4315fc7SSascha Wildner * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88b4315fc7SSascha Wildner * PARTICULAR PURPOSE.
89b4315fc7SSascha Wildner *
90b4315fc7SSascha Wildner * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91b4315fc7SSascha Wildner * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92b4315fc7SSascha Wildner * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93b4315fc7SSascha Wildner * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94b4315fc7SSascha Wildner * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95b4315fc7SSascha Wildner * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96b4315fc7SSascha Wildner * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97b4315fc7SSascha Wildner * LIMITED REMEDY.
98b4315fc7SSascha Wildner *
99b4315fc7SSascha Wildner * 4.3. Licensee shall not export, either directly or indirectly, any of this
100b4315fc7SSascha Wildner * software or system incorporating such software without first obtaining any
101b4315fc7SSascha Wildner * required license or other approval from the U. S. Department of Commerce or
102b4315fc7SSascha Wildner * any other agency or department of the United States Government. In the
103b4315fc7SSascha Wildner * event Licensee exports any such software from the United States or
104b4315fc7SSascha Wildner * re-exports any such software from a foreign destination, Licensee shall
105b4315fc7SSascha Wildner * ensure that the distribution and export/re-export of the software is in
106b4315fc7SSascha Wildner * compliance with all laws, regulations, orders, or other restrictions of the
107b4315fc7SSascha Wildner * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108b4315fc7SSascha Wildner * any of its subsidiaries will export/re-export any technical data, process,
109b4315fc7SSascha Wildner * software, or service, directly or indirectly, to any country for which the
110b4315fc7SSascha Wildner * United States government or any agency thereof requires an export license,
111b4315fc7SSascha Wildner * other governmental approval, or letter of assurance, without first obtaining
112b4315fc7SSascha Wildner * such license, approval or letter.
113b4315fc7SSascha Wildner *
114b4315fc7SSascha Wildner *****************************************************************************
115b4315fc7SSascha Wildner *
116b4315fc7SSascha Wildner * Alternatively, you may choose to be licensed under the terms of the
117b4315fc7SSascha Wildner * following license:
118b4315fc7SSascha Wildner *
1192e2672b8SSascha Wildner * Redistribution and use in source and binary forms, with or without
1202e2672b8SSascha Wildner * modification, are permitted provided that the following conditions
1212e2672b8SSascha Wildner * are met:
1222e2672b8SSascha Wildner * 1. Redistributions of source code must retain the above copyright
1232e2672b8SSascha Wildner * notice, this list of conditions, and the following disclaimer,
1242e2672b8SSascha Wildner * without modification.
1252e2672b8SSascha Wildner * 2. Redistributions in binary form must reproduce at minimum a disclaimer
1262e2672b8SSascha Wildner * substantially similar to the "NO WARRANTY" disclaimer below
1272e2672b8SSascha Wildner * ("Disclaimer") and any redistribution must be conditioned upon
1282e2672b8SSascha Wildner * including a substantially similar Disclaimer requirement for further
1292e2672b8SSascha Wildner * binary redistribution.
1302e2672b8SSascha Wildner * 3. Neither the names of the above-listed copyright holders nor the names
1312e2672b8SSascha Wildner * of any contributors may be used to endorse or promote products derived
1322e2672b8SSascha Wildner * from this software without specific prior written permission.
1332e2672b8SSascha Wildner *
134b4315fc7SSascha Wildner * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135b4315fc7SSascha Wildner * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136b4315fc7SSascha Wildner * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137b4315fc7SSascha Wildner * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138b4315fc7SSascha Wildner * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139b4315fc7SSascha Wildner * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140b4315fc7SSascha Wildner * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141b4315fc7SSascha Wildner * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142b4315fc7SSascha Wildner * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143b4315fc7SSascha Wildner * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144b4315fc7SSascha Wildner * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145b4315fc7SSascha Wildner *
146b4315fc7SSascha Wildner * Alternatively, you may choose to be licensed under the terms of the
1472e2672b8SSascha Wildner * GNU General Public License ("GPL") version 2 as published by the Free
1482e2672b8SSascha Wildner * Software Foundation.
1492e2672b8SSascha Wildner *
150b4315fc7SSascha Wildner *****************************************************************************/
1512e2672b8SSascha Wildner
1522e2672b8SSascha Wildner #include "acpi.h"
1532e2672b8SSascha Wildner #include "accommon.h"
1542e2672b8SSascha Wildner #include "acapps.h"
1552e2672b8SSascha Wildner #include "aslcompiler.h"
1562e2672b8SSascha Wildner #include "aslcompiler.y.h"
1572e2672b8SSascha Wildner #include "acinterp.h"
1582e2672b8SSascha Wildner #include "acparser.h"
1592e2672b8SSascha Wildner #include "acnamesp.h"
1602e2672b8SSascha Wildner #include "amlcode.h"
1612e2672b8SSascha Wildner
1622e2672b8SSascha Wildner /* This module used for application-level code only */
1632e2672b8SSascha Wildner
1642e2672b8SSascha Wildner #define _COMPONENT ACPI_COMPILER
1652e2672b8SSascha Wildner ACPI_MODULE_NAME ("aslmapoutput")
1662e2672b8SSascha Wildner
1672e2672b8SSascha Wildner /* Local prototypes */
1682e2672b8SSascha Wildner
1692e2672b8SSascha Wildner static void
1702e2672b8SSascha Wildner MpEmitGpioInfo (
1712e2672b8SSascha Wildner void);
1722e2672b8SSascha Wildner
1732e2672b8SSascha Wildner static void
1742e2672b8SSascha Wildner MpEmitSerialInfo (
1752e2672b8SSascha Wildner void);
1762e2672b8SSascha Wildner
1772e2672b8SSascha Wildner static void
1782e2672b8SSascha Wildner MpEmitDeviceTree (
1792e2672b8SSascha Wildner void);
1802e2672b8SSascha Wildner
1812e2672b8SSascha Wildner static ACPI_STATUS
1822e2672b8SSascha Wildner MpEmitOneDevice (
1832e2672b8SSascha Wildner ACPI_HANDLE ObjHandle,
1842e2672b8SSascha Wildner UINT32 NestingLevel,
1852e2672b8SSascha Wildner void *Context,
1862e2672b8SSascha Wildner void **ReturnValue);
1872e2672b8SSascha Wildner
1882e2672b8SSascha Wildner static void
1892e2672b8SSascha Wildner MpXrefDevices (
1902e2672b8SSascha Wildner ACPI_GPIO_INFO *Info);
1912e2672b8SSascha Wildner
1922e2672b8SSascha Wildner static ACPI_STATUS
1932e2672b8SSascha Wildner MpNamespaceXrefBegin (
1942e2672b8SSascha Wildner ACPI_PARSE_OBJECT *Op,
1952e2672b8SSascha Wildner UINT32 Level,
1962e2672b8SSascha Wildner void *Context);
1972e2672b8SSascha Wildner
1982e2672b8SSascha Wildner
1992e2672b8SSascha Wildner /* Strings used to decode flag bits */
2002e2672b8SSascha Wildner
2012e2672b8SSascha Wildner const char *DirectionDecode[] =
2022e2672b8SSascha Wildner {
2032e2672b8SSascha Wildner "Both I/O ",
2042e2672b8SSascha Wildner "InputOnly ",
2052e2672b8SSascha Wildner "OutputOnly ",
2062e2672b8SSascha Wildner "Preserve "
2072e2672b8SSascha Wildner };
2082e2672b8SSascha Wildner
2092e2672b8SSascha Wildner const char *PolarityDecode[] =
2102e2672b8SSascha Wildner {
2112e2672b8SSascha Wildner "ActiveHigh",
2122e2672b8SSascha Wildner "ActiveLow ",
2132e2672b8SSascha Wildner "ActiveBoth",
2142e2672b8SSascha Wildner "Reserved "
2152e2672b8SSascha Wildner };
2162e2672b8SSascha Wildner
2172e2672b8SSascha Wildner
2182e2672b8SSascha Wildner /*******************************************************************************
2192e2672b8SSascha Wildner *
2202e2672b8SSascha Wildner * FUNCTION: MpEmitMappingInfo
2212e2672b8SSascha Wildner *
2222e2672b8SSascha Wildner * PARAMETERS: None
2232e2672b8SSascha Wildner *
2242e2672b8SSascha Wildner * RETURN: None
2252e2672b8SSascha Wildner *
2262e2672b8SSascha Wildner * DESCRIPTION: External interface.
227fe7b5cb4SSascha Wildner * Map file has already been opened. Emit all of the collected
2282e2672b8SSascha Wildner * hardware mapping information. Includes: GPIO information,
2292e2672b8SSascha Wildner * Serial information, and a dump of the entire ACPI device tree.
2302e2672b8SSascha Wildner *
2312e2672b8SSascha Wildner ******************************************************************************/
2322e2672b8SSascha Wildner
2332e2672b8SSascha Wildner void
MpEmitMappingInfo(void)2342e2672b8SSascha Wildner MpEmitMappingInfo (
2352e2672b8SSascha Wildner void)
2362e2672b8SSascha Wildner {
2372e2672b8SSascha Wildner
2382e2672b8SSascha Wildner /* Mapfile option enabled? */
2392e2672b8SSascha Wildner
240806343b9SSascha Wildner if (!AslGbl_MapfileFlag)
2412e2672b8SSascha Wildner {
2422e2672b8SSascha Wildner return;
2432e2672b8SSascha Wildner }
2442e2672b8SSascha Wildner
245806343b9SSascha Wildner if (!AslGbl_GpioList)
2462e2672b8SSascha Wildner {
2472e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT,
2482e2672b8SSascha Wildner "\nNo GPIO devices found\n");
2492e2672b8SSascha Wildner }
2502e2672b8SSascha Wildner
251806343b9SSascha Wildner if (!AslGbl_SerialList)
2522e2672b8SSascha Wildner {
2532e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT,
2542e2672b8SSascha Wildner "\nNo Serial devices found (I2C/SPI/UART)\n");
2552e2672b8SSascha Wildner }
2562e2672b8SSascha Wildner
257806343b9SSascha Wildner if (!AslGbl_GpioList && !AslGbl_SerialList)
2582e2672b8SSascha Wildner {
2592e2672b8SSascha Wildner return;
2602e2672b8SSascha Wildner }
2612e2672b8SSascha Wildner
2622e2672b8SSascha Wildner /* Headers */
2632e2672b8SSascha Wildner
2642e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\nResource Descriptor Connectivity Map\n");
2652e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "------------------------------------\n");
2662e2672b8SSascha Wildner
2672e2672b8SSascha Wildner /* Emit GPIO and Serial descriptors, then entire ACPI device tree */
2682e2672b8SSascha Wildner
2692e2672b8SSascha Wildner MpEmitGpioInfo ();
2702e2672b8SSascha Wildner MpEmitSerialInfo ();
2712e2672b8SSascha Wildner MpEmitDeviceTree ();
2722e2672b8SSascha Wildner
2732e2672b8SSascha Wildner /* Clear the lists - no need to free memory here */
2742e2672b8SSascha Wildner
275806343b9SSascha Wildner AslGbl_SerialList = NULL;
276806343b9SSascha Wildner AslGbl_GpioList = NULL;
2772e2672b8SSascha Wildner }
2782e2672b8SSascha Wildner
2792e2672b8SSascha Wildner
2802e2672b8SSascha Wildner /*******************************************************************************
2812e2672b8SSascha Wildner *
2822e2672b8SSascha Wildner * FUNCTION: MpEmitGpioInfo
2832e2672b8SSascha Wildner *
2842e2672b8SSascha Wildner * PARAMETERS: None
2852e2672b8SSascha Wildner *
2862e2672b8SSascha Wildner * RETURN: None
2872e2672b8SSascha Wildner *
2882e2672b8SSascha Wildner * DESCRIPTION: Emit the info about all GPIO devices found during the
2892e2672b8SSascha Wildner * compile or disassembly.
2902e2672b8SSascha Wildner *
2912e2672b8SSascha Wildner ******************************************************************************/
2922e2672b8SSascha Wildner
2932e2672b8SSascha Wildner static void
MpEmitGpioInfo(void)2942e2672b8SSascha Wildner MpEmitGpioInfo (
2952e2672b8SSascha Wildner void)
2962e2672b8SSascha Wildner {
2972e2672b8SSascha Wildner ACPI_GPIO_INFO *Info;
2982e2672b8SSascha Wildner char *Type;
2992e2672b8SSascha Wildner char *PrevDeviceName = NULL;
3002e2672b8SSascha Wildner const char *Direction;
3012e2672b8SSascha Wildner const char *Polarity;
3022e2672b8SSascha Wildner char *ParentPathname;
3032e2672b8SSascha Wildner const char *Description;
3042e2672b8SSascha Wildner char *HidString;
3052e2672b8SSascha Wildner const AH_DEVICE_ID *HidInfo;
3062e2672b8SSascha Wildner
3072e2672b8SSascha Wildner
3082e2672b8SSascha Wildner /* Walk the GPIO descriptor list */
3092e2672b8SSascha Wildner
310806343b9SSascha Wildner Info = AslGbl_GpioList;
3112e2672b8SSascha Wildner while (Info)
3122e2672b8SSascha Wildner {
3132e2672b8SSascha Wildner HidString = MpGetHidViaNamestring (Info->DeviceName);
3142e2672b8SSascha Wildner
3152e2672b8SSascha Wildner /* Print header info for the controller itself */
3162e2672b8SSascha Wildner
3172e2672b8SSascha Wildner if (!PrevDeviceName ||
31825ca8c79SSascha Wildner strcmp (PrevDeviceName, Info->DeviceName))
3192e2672b8SSascha Wildner {
3202e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT,
3212e2672b8SSascha Wildner "\n\nGPIO Controller: %-8s %-28s",
3222e2672b8SSascha Wildner HidString, Info->DeviceName);
3232e2672b8SSascha Wildner
3242e2672b8SSascha Wildner HidInfo = AcpiAhMatchHardwareId (HidString);
3252e2672b8SSascha Wildner if (HidInfo)
3262e2672b8SSascha Wildner {
3272e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s",
3282e2672b8SSascha Wildner HidInfo->Description);
3292e2672b8SSascha Wildner }
3302e2672b8SSascha Wildner
3312e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT,
3322e2672b8SSascha Wildner "\n\nPin Type Direction Polarity"
3332e2672b8SSascha Wildner " Dest _HID Destination\n");
3342e2672b8SSascha Wildner }
3352e2672b8SSascha Wildner
3362e2672b8SSascha Wildner PrevDeviceName = Info->DeviceName;
3372e2672b8SSascha Wildner
3382e2672b8SSascha Wildner /* Setup various strings based upon the type (GpioInt or GpioIo) */
3392e2672b8SSascha Wildner
3402e2672b8SSascha Wildner switch (Info->Type)
3412e2672b8SSascha Wildner {
3422e2672b8SSascha Wildner case AML_RESOURCE_GPIO_TYPE_INT:
3432e2672b8SSascha Wildner
3442e2672b8SSascha Wildner Type = "GpioInt";
3452e2672b8SSascha Wildner Direction = "-Interrupt-";
3462e2672b8SSascha Wildner Polarity = PolarityDecode[Info->Polarity];
3472e2672b8SSascha Wildner break;
3482e2672b8SSascha Wildner
3492e2672b8SSascha Wildner case AML_RESOURCE_GPIO_TYPE_IO:
3502e2672b8SSascha Wildner
3512e2672b8SSascha Wildner Type = "GpioIo ";
3522e2672b8SSascha Wildner Direction = DirectionDecode[Info->Direction];
3532e2672b8SSascha Wildner Polarity = " ";
3542e2672b8SSascha Wildner break;
3552e2672b8SSascha Wildner
3562e2672b8SSascha Wildner default:
3572e2672b8SSascha Wildner continue;
3582e2672b8SSascha Wildner }
3592e2672b8SSascha Wildner
3602e2672b8SSascha Wildner /* Emit the GPIO info */
3612e2672b8SSascha Wildner
3622e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%4.4X %s %s %s ",
3632e2672b8SSascha Wildner Info->PinNumber, Type, Direction, Polarity);
3642e2672b8SSascha Wildner
3652e2672b8SSascha Wildner ParentPathname = NULL;
3662e2672b8SSascha Wildner HidString = MpGetConnectionInfo (Info->Op, Info->PinIndex,
3672e2672b8SSascha Wildner &Info->TargetNode, &ParentPathname);
3682e2672b8SSascha Wildner if (HidString)
3692e2672b8SSascha Wildner {
3702e2672b8SSascha Wildner /*
3712e2672b8SSascha Wildner * This is a Connection() field
3722e2672b8SSascha Wildner * Attempt to find all references to the field.
3732e2672b8SSascha Wildner */
3742e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%8s %-28s",
3752e2672b8SSascha Wildner HidString, ParentPathname);
3762e2672b8SSascha Wildner
3772e2672b8SSascha Wildner MpXrefDevices (Info);
3782e2672b8SSascha Wildner }
3792e2672b8SSascha Wildner else
3802e2672b8SSascha Wildner {
3812e2672b8SSascha Wildner /*
3822e2672b8SSascha Wildner * For Devices, attempt to get the _HID description string.
3832e2672b8SSascha Wildner * Failing that (many _HIDs are not recognized), attempt to
3842e2672b8SSascha Wildner * get the _DDN description string.
3852e2672b8SSascha Wildner */
3862e2672b8SSascha Wildner HidString = MpGetParentDeviceHid (Info->Op, &Info->TargetNode,
3872e2672b8SSascha Wildner &ParentPathname);
3882e2672b8SSascha Wildner
3892e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%8s %-28s",
3902e2672b8SSascha Wildner HidString, ParentPathname);
3912e2672b8SSascha Wildner
3922e2672b8SSascha Wildner /* Get the _HID description or _DDN string */
3932e2672b8SSascha Wildner
3942e2672b8SSascha Wildner HidInfo = AcpiAhMatchHardwareId (HidString);
3952e2672b8SSascha Wildner if (HidInfo)
3962e2672b8SSascha Wildner {
3972e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s",
3982e2672b8SSascha Wildner HidInfo->Description);
3992e2672b8SSascha Wildner }
4002e2672b8SSascha Wildner else if ((Description = MpGetDdnValue (ParentPathname)))
4012e2672b8SSascha Wildner {
4022e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s (_DDN)",
4032e2672b8SSascha Wildner Description);
4042e2672b8SSascha Wildner }
4052e2672b8SSascha Wildner }
4062e2672b8SSascha Wildner
4072e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n");
4082e2672b8SSascha Wildner ACPI_FREE (ParentPathname);
4092e2672b8SSascha Wildner Info = Info->Next;
4102e2672b8SSascha Wildner }
4112e2672b8SSascha Wildner }
4122e2672b8SSascha Wildner
4132e2672b8SSascha Wildner
4142e2672b8SSascha Wildner /*******************************************************************************
4152e2672b8SSascha Wildner *
4162e2672b8SSascha Wildner * FUNCTION: MpEmitSerialInfo
4172e2672b8SSascha Wildner *
4182e2672b8SSascha Wildner * PARAMETERS: None
4192e2672b8SSascha Wildner *
4202e2672b8SSascha Wildner * RETURN: None
4212e2672b8SSascha Wildner *
4222e2672b8SSascha Wildner * DESCRIPTION: Emit the info about all Serial devices found during the
4232e2672b8SSascha Wildner * compile or disassembly.
4242e2672b8SSascha Wildner *
4252e2672b8SSascha Wildner ******************************************************************************/
4262e2672b8SSascha Wildner
4272e2672b8SSascha Wildner static void
MpEmitSerialInfo(void)4282e2672b8SSascha Wildner MpEmitSerialInfo (
4292e2672b8SSascha Wildner void)
4302e2672b8SSascha Wildner {
4312e2672b8SSascha Wildner ACPI_SERIAL_INFO *Info;
4322e2672b8SSascha Wildner char *Type;
4332e2672b8SSascha Wildner char *ParentPathname;
4342e2672b8SSascha Wildner char *PrevDeviceName = NULL;
4352e2672b8SSascha Wildner char *HidString;
4362e2672b8SSascha Wildner const AH_DEVICE_ID *HidInfo;
4372e2672b8SSascha Wildner const char *Description;
4382e2672b8SSascha Wildner AML_RESOURCE *Resource;
4392e2672b8SSascha Wildner
4402e2672b8SSascha Wildner
4412e2672b8SSascha Wildner /* Walk the constructed serial descriptor list */
4422e2672b8SSascha Wildner
443806343b9SSascha Wildner Info = AslGbl_SerialList;
4442e2672b8SSascha Wildner while (Info)
4452e2672b8SSascha Wildner {
4462e2672b8SSascha Wildner Resource = Info->Resource;
4472e2672b8SSascha Wildner switch (Resource->CommonSerialBus.Type)
4482e2672b8SSascha Wildner {
4492e2672b8SSascha Wildner case AML_RESOURCE_I2C_SERIALBUSTYPE:
4502e2672b8SSascha Wildner Type = "I2C ";
4512e2672b8SSascha Wildner break;
4522e2672b8SSascha Wildner
4532e2672b8SSascha Wildner case AML_RESOURCE_SPI_SERIALBUSTYPE:
4542e2672b8SSascha Wildner Type = "SPI ";
4552e2672b8SSascha Wildner break;
4562e2672b8SSascha Wildner
4572e2672b8SSascha Wildner case AML_RESOURCE_UART_SERIALBUSTYPE:
4582e2672b8SSascha Wildner Type = "UART";
4592e2672b8SSascha Wildner break;
4602e2672b8SSascha Wildner
4612e2672b8SSascha Wildner default:
4622e2672b8SSascha Wildner Type = "UNKN";
4632e2672b8SSascha Wildner break;
4642e2672b8SSascha Wildner }
4652e2672b8SSascha Wildner
4662e2672b8SSascha Wildner HidString = MpGetHidViaNamestring (Info->DeviceName);
4672e2672b8SSascha Wildner
4682e2672b8SSascha Wildner /* Print header info for the controller itself */
4692e2672b8SSascha Wildner
4702e2672b8SSascha Wildner if (!PrevDeviceName ||
47125ca8c79SSascha Wildner strcmp (PrevDeviceName, Info->DeviceName))
4722e2672b8SSascha Wildner {
4732e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n\n%s Controller: ",
4742e2672b8SSascha Wildner Type);
4752e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%-8s %-28s",
4762e2672b8SSascha Wildner HidString, Info->DeviceName);
4772e2672b8SSascha Wildner
4782e2672b8SSascha Wildner HidInfo = AcpiAhMatchHardwareId (HidString);
4792e2672b8SSascha Wildner if (HidInfo)
4802e2672b8SSascha Wildner {
4812e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s",
4822e2672b8SSascha Wildner HidInfo->Description);
4832e2672b8SSascha Wildner }
4842e2672b8SSascha Wildner
4852e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n\n");
4862e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT,
4872e2672b8SSascha Wildner "Type Address Speed Dest _HID Destination\n");
4882e2672b8SSascha Wildner }
4892e2672b8SSascha Wildner
4902e2672b8SSascha Wildner PrevDeviceName = Info->DeviceName;
4912e2672b8SSascha Wildner
4922e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%s %4.4X %8.8X ",
4932e2672b8SSascha Wildner Type, Info->Address, Info->Speed);
4942e2672b8SSascha Wildner
4952e2672b8SSascha Wildner ParentPathname = NULL;
4962e2672b8SSascha Wildner HidString = MpGetConnectionInfo (Info->Op, 0, &Info->TargetNode,
4972e2672b8SSascha Wildner &ParentPathname);
4982e2672b8SSascha Wildner if (HidString)
4992e2672b8SSascha Wildner {
5002e2672b8SSascha Wildner /*
5012e2672b8SSascha Wildner * This is a Connection() field
5022e2672b8SSascha Wildner * Attempt to find all references to the field.
5032e2672b8SSascha Wildner */
5042e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%8s %-28s",
5052e2672b8SSascha Wildner HidString, ParentPathname);
5062e2672b8SSascha Wildner }
5072e2672b8SSascha Wildner else
5082e2672b8SSascha Wildner {
5092e2672b8SSascha Wildner /* Normal resource template */
5102e2672b8SSascha Wildner
5112e2672b8SSascha Wildner HidString = MpGetParentDeviceHid (Info->Op, &Info->TargetNode,
5122e2672b8SSascha Wildner &ParentPathname);
5132e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%8s %-28s",
5142e2672b8SSascha Wildner HidString, ParentPathname);
5152e2672b8SSascha Wildner
5162e2672b8SSascha Wildner /* Get the _HID description or _DDN string */
5172e2672b8SSascha Wildner
5182e2672b8SSascha Wildner HidInfo = AcpiAhMatchHardwareId (HidString);
5192e2672b8SSascha Wildner if (HidInfo)
5202e2672b8SSascha Wildner {
5212e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s",
5222e2672b8SSascha Wildner HidInfo->Description);
5232e2672b8SSascha Wildner }
5242e2672b8SSascha Wildner else if ((Description = MpGetDdnValue (ParentPathname)))
5252e2672b8SSascha Wildner {
5262e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s (_DDN)",
5272e2672b8SSascha Wildner Description);
5282e2672b8SSascha Wildner }
5292e2672b8SSascha Wildner }
5302e2672b8SSascha Wildner
5312e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n");
5322e2672b8SSascha Wildner ACPI_FREE (ParentPathname);
5332e2672b8SSascha Wildner Info = Info->Next;
5342e2672b8SSascha Wildner }
5352e2672b8SSascha Wildner }
5362e2672b8SSascha Wildner
5372e2672b8SSascha Wildner
5382e2672b8SSascha Wildner /*******************************************************************************
5392e2672b8SSascha Wildner *
5402e2672b8SSascha Wildner * FUNCTION: MpEmitDeviceTree
5412e2672b8SSascha Wildner *
5422e2672b8SSascha Wildner * PARAMETERS: None
5432e2672b8SSascha Wildner *
5442e2672b8SSascha Wildner * RETURN: None
5452e2672b8SSascha Wildner *
5462e2672b8SSascha Wildner * DESCRIPTION: Emit information about all devices within the ACPI namespace.
5472e2672b8SSascha Wildner *
5482e2672b8SSascha Wildner ******************************************************************************/
5492e2672b8SSascha Wildner
5502e2672b8SSascha Wildner static void
MpEmitDeviceTree(void)5512e2672b8SSascha Wildner MpEmitDeviceTree (
5522e2672b8SSascha Wildner void)
5532e2672b8SSascha Wildner {
5542e2672b8SSascha Wildner
5552e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n\nACPI Device Tree\n");
5562e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "----------------\n\n");
5572e2672b8SSascha Wildner
5582e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "Device Pathname "
5592e2672b8SSascha Wildner "_HID Description\n\n");
5602e2672b8SSascha Wildner
5612e2672b8SSascha Wildner /* Walk the namespace from the root */
5622e2672b8SSascha Wildner
5632e2672b8SSascha Wildner (void) AcpiNsWalkNamespace (ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
5642e2672b8SSascha Wildner ACPI_UINT32_MAX, FALSE, MpEmitOneDevice, NULL, NULL, NULL);
5652e2672b8SSascha Wildner }
5662e2672b8SSascha Wildner
5672e2672b8SSascha Wildner
5682e2672b8SSascha Wildner /*******************************************************************************
5692e2672b8SSascha Wildner *
5702e2672b8SSascha Wildner * FUNCTION: MpEmitOneDevice
5712e2672b8SSascha Wildner *
5722e2672b8SSascha Wildner * PARAMETERS: ACPI_NAMESPACE_WALK callback
5732e2672b8SSascha Wildner *
5742e2672b8SSascha Wildner * RETURN: Status
5752e2672b8SSascha Wildner *
5762e2672b8SSascha Wildner * DESCRIPTION: Emit information about one ACPI device in the namespace. Used
5772e2672b8SSascha Wildner * during dump of all device objects within the namespace.
5782e2672b8SSascha Wildner *
5792e2672b8SSascha Wildner ******************************************************************************/
5802e2672b8SSascha Wildner
5812e2672b8SSascha Wildner static ACPI_STATUS
MpEmitOneDevice(ACPI_HANDLE ObjHandle,UINT32 NestingLevel,void * Context,void ** ReturnValue)5822e2672b8SSascha Wildner MpEmitOneDevice (
5832e2672b8SSascha Wildner ACPI_HANDLE ObjHandle,
5842e2672b8SSascha Wildner UINT32 NestingLevel,
5852e2672b8SSascha Wildner void *Context,
5862e2672b8SSascha Wildner void **ReturnValue)
5872e2672b8SSascha Wildner {
5882e2672b8SSascha Wildner char *DevicePathname;
5892e2672b8SSascha Wildner char *DdnString;
5902e2672b8SSascha Wildner char *HidString;
5912e2672b8SSascha Wildner const AH_DEVICE_ID *HidInfo;
5922e2672b8SSascha Wildner
5932e2672b8SSascha Wildner
5942e2672b8SSascha Wildner /* Device pathname */
5952e2672b8SSascha Wildner
5962e2672b8SSascha Wildner DevicePathname = AcpiNsGetExternalPathname (
5972e2672b8SSascha Wildner ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, ObjHandle));
5982e2672b8SSascha Wildner
5992e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%-32s", DevicePathname);
6002e2672b8SSascha Wildner
6012e2672b8SSascha Wildner /* _HID or _DDN */
6022e2672b8SSascha Wildner
6032e2672b8SSascha Wildner HidString = MpGetHidValue (
6042e2672b8SSascha Wildner ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, ObjHandle));
6052e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "%8s", HidString);
6062e2672b8SSascha Wildner
6072e2672b8SSascha Wildner HidInfo = AcpiAhMatchHardwareId (HidString);
6082e2672b8SSascha Wildner if (HidInfo)
6092e2672b8SSascha Wildner {
6102e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s",
6112e2672b8SSascha Wildner HidInfo->Description);
6122e2672b8SSascha Wildner }
6132e2672b8SSascha Wildner else if ((DdnString = MpGetDdnValue (DevicePathname)))
6142e2672b8SSascha Wildner {
6152e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // %s (_DDN)", DdnString);
6162e2672b8SSascha Wildner }
6172e2672b8SSascha Wildner
6182e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, "\n");
6192e2672b8SSascha Wildner ACPI_FREE (DevicePathname);
6202e2672b8SSascha Wildner return (AE_OK);
6212e2672b8SSascha Wildner }
6222e2672b8SSascha Wildner
6232e2672b8SSascha Wildner
6242e2672b8SSascha Wildner /*******************************************************************************
6252e2672b8SSascha Wildner *
6262e2672b8SSascha Wildner * FUNCTION: MpXrefDevices
6272e2672b8SSascha Wildner *
6282e2672b8SSascha Wildner * PARAMETERS: Info - A GPIO Info block
6292e2672b8SSascha Wildner *
6302e2672b8SSascha Wildner * RETURN: None
6312e2672b8SSascha Wildner *
6322e2672b8SSascha Wildner * DESCRIPTION: Cross-reference the parse tree and find all references to the
6332e2672b8SSascha Wildner * specified GPIO device.
6342e2672b8SSascha Wildner *
6352e2672b8SSascha Wildner ******************************************************************************/
6362e2672b8SSascha Wildner
6372e2672b8SSascha Wildner static void
MpXrefDevices(ACPI_GPIO_INFO * Info)6382e2672b8SSascha Wildner MpXrefDevices (
6392e2672b8SSascha Wildner ACPI_GPIO_INFO *Info)
6402e2672b8SSascha Wildner {
6412e2672b8SSascha Wildner
6422e2672b8SSascha Wildner /* Walk the entire parse tree */
6432e2672b8SSascha Wildner
644806343b9SSascha Wildner TrWalkParseTree (AslGbl_ParseTreeRoot, ASL_WALK_VISIT_DOWNWARD,
6452e2672b8SSascha Wildner MpNamespaceXrefBegin, NULL, Info);
6462e2672b8SSascha Wildner
6472e2672b8SSascha Wildner if (!Info->References)
6482e2672b8SSascha Wildner {
6492e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // **** No references in table");
6502e2672b8SSascha Wildner }
6512e2672b8SSascha Wildner }
6522e2672b8SSascha Wildner
6532e2672b8SSascha Wildner
6542e2672b8SSascha Wildner /*******************************************************************************
6552e2672b8SSascha Wildner *
6562e2672b8SSascha Wildner * FUNCTION: MpNamespaceXrefBegin
6572e2672b8SSascha Wildner *
6582e2672b8SSascha Wildner * PARAMETERS: WALK_PARSE_TREE callback
6592e2672b8SSascha Wildner *
6602e2672b8SSascha Wildner * RETURN: Status
6612e2672b8SSascha Wildner *
6622e2672b8SSascha Wildner * DESCRIPTION: Walk parse tree callback used to cross-reference GPIO pins.
6632e2672b8SSascha Wildner *
6642e2672b8SSascha Wildner ******************************************************************************/
6652e2672b8SSascha Wildner
6662e2672b8SSascha Wildner static ACPI_STATUS
MpNamespaceXrefBegin(ACPI_PARSE_OBJECT * Op,UINT32 Level,void * Context)6672e2672b8SSascha Wildner MpNamespaceXrefBegin (
6682e2672b8SSascha Wildner ACPI_PARSE_OBJECT *Op,
6692e2672b8SSascha Wildner UINT32 Level,
6702e2672b8SSascha Wildner void *Context)
6712e2672b8SSascha Wildner {
6722e2672b8SSascha Wildner ACPI_GPIO_INFO *Info = ACPI_CAST_PTR (ACPI_GPIO_INFO, Context);
6732e2672b8SSascha Wildner const ACPI_OPCODE_INFO *OpInfo;
6742e2672b8SSascha Wildner char *DevicePathname;
6752e2672b8SSascha Wildner ACPI_PARSE_OBJECT *ParentOp;
6762e2672b8SSascha Wildner char *HidString;
6772e2672b8SSascha Wildner
6782e2672b8SSascha Wildner
6792e2672b8SSascha Wildner ACPI_FUNCTION_TRACE_PTR (MpNamespaceXrefBegin, Op);
6802e2672b8SSascha Wildner
6812e2672b8SSascha Wildner /*
6822e2672b8SSascha Wildner * If this node is the actual declaration of a name
6832e2672b8SSascha Wildner * [such as the XXXX name in "Method (XXXX)"],
6842e2672b8SSascha Wildner * we are not interested in it here. We only care about names that
6852e2672b8SSascha Wildner * are references to other objects within the namespace and the
6862e2672b8SSascha Wildner * parent objects of name declarations
6872e2672b8SSascha Wildner */
6881093ca81SSascha Wildner if (Op->Asl.CompileFlags & OP_IS_NAME_DECLARATION)
6892e2672b8SSascha Wildner {
6902e2672b8SSascha Wildner return (AE_OK);
6912e2672b8SSascha Wildner }
6922e2672b8SSascha Wildner
6932e2672b8SSascha Wildner /* We are only interested in opcodes that have an associated name */
6942e2672b8SSascha Wildner
6952e2672b8SSascha Wildner OpInfo = AcpiPsGetOpcodeInfo (Op->Asl.AmlOpcode);
6962e2672b8SSascha Wildner
6972e2672b8SSascha Wildner if ((OpInfo->Flags & AML_NAMED) ||
6982e2672b8SSascha Wildner (OpInfo->Flags & AML_CREATE))
6992e2672b8SSascha Wildner {
7002e2672b8SSascha Wildner return (AE_OK);
7012e2672b8SSascha Wildner }
7022e2672b8SSascha Wildner
7032e2672b8SSascha Wildner if ((Op->Asl.ParseOpcode != PARSEOP_NAMESTRING) &&
7042e2672b8SSascha Wildner (Op->Asl.ParseOpcode != PARSEOP_NAMESEG) &&
7052e2672b8SSascha Wildner (Op->Asl.ParseOpcode != PARSEOP_METHODCALL))
7062e2672b8SSascha Wildner {
7072e2672b8SSascha Wildner return (AE_OK);
7082e2672b8SSascha Wildner }
7092e2672b8SSascha Wildner
7102e2672b8SSascha Wildner if (!Op->Asl.Node)
7112e2672b8SSascha Wildner {
7122e2672b8SSascha Wildner return (AE_OK);
7132e2672b8SSascha Wildner }
7142e2672b8SSascha Wildner
7152e2672b8SSascha Wildner ParentOp = Op->Asl.Parent;
7162e2672b8SSascha Wildner if (ParentOp->Asl.ParseOpcode == PARSEOP_FIELD)
7172e2672b8SSascha Wildner {
7182e2672b8SSascha Wildner return (AE_OK);
7192e2672b8SSascha Wildner }
7202e2672b8SSascha Wildner
7212e2672b8SSascha Wildner if (Op->Asl.Node == Info->TargetNode)
7222e2672b8SSascha Wildner {
7232e2672b8SSascha Wildner while (ParentOp && (!ParentOp->Asl.Node))
7242e2672b8SSascha Wildner {
7252e2672b8SSascha Wildner ParentOp = ParentOp->Asl.Parent;
7262e2672b8SSascha Wildner }
7272e2672b8SSascha Wildner
7282e2672b8SSascha Wildner if (ParentOp)
7292e2672b8SSascha Wildner {
7302e2672b8SSascha Wildner DevicePathname = AcpiNsGetExternalPathname (
7312e2672b8SSascha Wildner ParentOp->Asl.Node);
7322e2672b8SSascha Wildner
7332e2672b8SSascha Wildner if (!Info->References)
7342e2672b8SSascha Wildner {
7352e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " // References:");
7362e2672b8SSascha Wildner }
7372e2672b8SSascha Wildner
7382e2672b8SSascha Wildner HidString = MpGetHidViaNamestring (DevicePathname);
7392e2672b8SSascha Wildner
7402e2672b8SSascha Wildner FlPrintFile (ASL_FILE_MAP_OUTPUT, " %s [%s]",
7412e2672b8SSascha Wildner DevicePathname, HidString);
7422e2672b8SSascha Wildner
7432e2672b8SSascha Wildner Info->References++;
744fe7b5cb4SSascha Wildner
745fe7b5cb4SSascha Wildner ACPI_FREE (DevicePathname);
7462e2672b8SSascha Wildner }
7472e2672b8SSascha Wildner }
7482e2672b8SSascha Wildner
7492e2672b8SSascha Wildner return (AE_OK);
7502e2672b8SSascha Wildner }
751