xref: /freebsd/sys/contrib/dev/acpica/compiler/aslmapenter.c (revision 18054d0220cfc8df9c9568c437bd6fbb59d53c3c)
1 /******************************************************************************
2  *
3  * Module Name: aslmapenter - Build resource descriptor/device maps
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2022, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
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
19  * property rights.
20  *
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
27  *
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;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
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.
53  *
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
64  * make.
65  *
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
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
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.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
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
88  * PARTICULAR PURPOSE.
89  *
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
97  * LIMITED REMEDY.
98  *
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.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
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.
133  *
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.
145  *
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.
149  *
150  *****************************************************************************/
151 
152 #include <contrib/dev/acpica/include/acpi.h>
153 #include <contrib/dev/acpica/include/accommon.h>
154 #include <contrib/dev/acpica/include/acapps.h>
155 #include <contrib/dev/acpica/compiler/aslcompiler.h>
156 
157 /* This module used for application-level code only */
158 
159 #define _COMPONENT          ACPI_COMPILER
160         ACPI_MODULE_NAME    ("aslmapenter")
161 
162 /* Local prototypes */
163 
164 static ACPI_GPIO_INFO *
165 MpCreateGpioInfo (
166     UINT16                  PinNumber,
167     char                    *DeviceName);
168 
169 static ACPI_SERIAL_INFO *
170 MpCreateSerialInfo (
171     char                    *DeviceName,
172     UINT16                  Address);
173 
174 
175 /*******************************************************************************
176  *
177  * FUNCTION:    MpSaveGpioInfo
178  *
179  * PARAMETERS:  Resource                - GPIO resource descriptor
180  *              PinCount                - From GPIO descriptor
181  *              PinList                 - From GPIO descriptor
182  *              DeviceName              - The "ResourceSource" name
183  *
184  * RETURN:      None
185  *
186  * DESCRIPTION: External Interface.
187  *              Save GPIO resource descriptor information.
188  *              Creates new GPIO info blocks, one for each pin defined by the
189  *              GPIO descriptor.
190  *
191  ******************************************************************************/
192 
193 void
194 MpSaveGpioInfo (
195     ACPI_PARSE_OBJECT       *Op,
196     AML_RESOURCE            *Resource,
197     UINT32                  PinCount,
198     UINT16                  *PinList,
199     char                    *DeviceName)
200 {
201     ACPI_GPIO_INFO          *Info;
202     UINT32                  i;
203 
204 
205     /* Mapfile option enabled? */
206 
207     if (!AslGbl_MapfileFlag)
208     {
209         return;
210     }
211 
212     /* Create an info block for each pin defined in the descriptor */
213 
214     for (i = 0; i < PinCount; i++)
215     {
216         Info = MpCreateGpioInfo (PinList[i], DeviceName);
217 
218         Info->Op = Op;
219         Info->DeviceName = DeviceName;
220         Info->PinCount = PinCount;
221         Info->PinIndex = i;
222         Info->PinNumber = PinList[i];
223         Info->Type = Resource->Gpio.ConnectionType;
224         Info->Direction = (UINT8) (Resource->Gpio.IntFlags & 0x0003);       /* _IOR, for IO descriptor */
225         Info->Polarity = (UINT8) ((Resource->Gpio.IntFlags >> 1) & 0x0003); /* _POL, for INT descriptor */
226     }
227 }
228 
229 
230 /*******************************************************************************
231  *
232  * FUNCTION:    MpSaveSerialInfo
233  *
234  * PARAMETERS:  Resource                - A Serial resource descriptor
235  *              DeviceName              - The "ResourceSource" name.
236  *
237  * RETURN:      None
238  *
239  * DESCRIPTION: External Interface.
240  *              Save serial resource descriptor information.
241  *              Creates a new serial info block.
242  *
243  ******************************************************************************/
244 
245 void
246 MpSaveSerialInfo (
247     ACPI_PARSE_OBJECT       *Op,
248     AML_RESOURCE            *Resource,
249     char                    *DeviceName)
250 {
251     ACPI_SERIAL_INFO        *Info;
252     UINT16                  Address;
253     UINT32                  Speed;
254 
255 
256     /* Mapfile option enabled? */
257 
258     if (!AslGbl_MapfileFlag)
259     {
260         return;
261     }
262 
263     if (Resource->DescriptorType != ACPI_RESOURCE_NAME_SERIAL_BUS)
264     {
265         return;
266     }
267 
268     /* Extract address and speed from the resource descriptor */
269 
270     switch (Resource->CommonSerialBus.Type)
271     {
272     case AML_RESOURCE_I2C_SERIALBUSTYPE:
273 
274         Address = Resource->I2cSerialBus.SlaveAddress;
275         Speed = Resource->I2cSerialBus.ConnectionSpeed;
276         break;
277 
278     case AML_RESOURCE_SPI_SERIALBUSTYPE:
279 
280         Address = Resource->SpiSerialBus.DeviceSelection;
281         Speed = Resource->SpiSerialBus.ConnectionSpeed;
282         break;
283 
284     case AML_RESOURCE_UART_SERIALBUSTYPE:
285 
286         Address = 0;
287         Speed = Resource->UartSerialBus.DefaultBaudRate;
288         break;
289 
290     default:    /* Invalid bus subtype */
291         return;
292     }
293 
294     Info = MpCreateSerialInfo (DeviceName, Address);
295 
296     Info->Op = Op;
297     Info->DeviceName = DeviceName;
298     Info->Resource = Resource;
299     Info->Address = Address;
300     Info->Speed = Speed;
301 }
302 
303 
304 /*******************************************************************************
305  *
306  * FUNCTION:    MpCreateGpioInfo
307  *
308  * PARAMETERS:  PinNumber               - GPIO pin number
309  *              DeviceName              - The "ResourceSource" name
310  *
311  * RETURN:      New GPIO info block.
312  *
313  * DESCRIPTION: Create a new GPIO info block and place it on the global list.
314  *              The list is sorted by GPIO device names first, and pin numbers
315  *              secondarily.
316  *
317  ******************************************************************************/
318 
319 static ACPI_GPIO_INFO *
320 MpCreateGpioInfo (
321     UINT16                  PinNumber,
322     char                    *DeviceName)
323 {
324     ACPI_GPIO_INFO          *Info;
325     ACPI_GPIO_INFO          *NextGpio;
326     ACPI_GPIO_INFO          *PrevGpio;
327     char                    *Buffer;
328 
329 
330     /*
331      * Allocate a new info block and insert it into the global GPIO list
332      * sorted by both source device name and then the pin number. There is
333      * one block per pin.
334      */
335     Buffer = UtLocalCacheCalloc (sizeof (ACPI_GPIO_INFO));
336     Info = ACPI_CAST_PTR (ACPI_GPIO_INFO, Buffer);
337 
338     NextGpio = AslGbl_GpioList;
339     PrevGpio = NULL;
340     if (!AslGbl_GpioList)
341     {
342         AslGbl_GpioList = Info;
343         Info->Next = NULL;
344         return (Info);
345     }
346 
347     /* Sort on source DeviceName first */
348 
349     while (NextGpio &&
350         (strcmp (DeviceName, NextGpio->DeviceName) > 0))
351     {
352         PrevGpio = NextGpio;
353         NextGpio = NextGpio->Next;
354     }
355 
356     /* Now sort on the PinNumber */
357 
358     while (NextGpio &&
359         (NextGpio->PinNumber < PinNumber) &&
360         !strcmp (DeviceName, NextGpio->DeviceName))
361     {
362         PrevGpio = NextGpio;
363         NextGpio = NextGpio->Next;
364     }
365 
366     /* Finish the list insertion */
367 
368     if (PrevGpio)
369     {
370         PrevGpio->Next = Info;
371     }
372     else
373     {
374         AslGbl_GpioList = Info;
375     }
376 
377     Info->Next = NextGpio;
378     return (Info);
379 }
380 
381 
382 /*******************************************************************************
383  *
384  * FUNCTION:    MpCreateSerialInfo
385  *
386  * PARAMETERS:  DeviceName              - The "ResourceSource" name.
387  *              Address                 - Physical address for the device
388  *
389  * RETURN:      New Serial info block.
390  *
391  * DESCRIPTION: Create a new Serial info block and place it on the global list.
392  *              The list is sorted by Serial device names first, and addresses
393  *              secondarily.
394  *
395  ******************************************************************************/
396 
397 static ACPI_SERIAL_INFO *
398 MpCreateSerialInfo (
399     char                    *DeviceName,
400     UINT16                  Address)
401 {
402     ACPI_SERIAL_INFO        *Info;
403     ACPI_SERIAL_INFO        *NextSerial;
404     ACPI_SERIAL_INFO        *PrevSerial;
405     char                    *Buffer;
406 
407 
408     /*
409      * Allocate a new info block and insert it into the global Serial list
410      * sorted by both source device name and then the address.
411      */
412     Buffer = UtLocalCacheCalloc (sizeof (ACPI_SERIAL_INFO));
413     Info = ACPI_CAST_PTR (ACPI_SERIAL_INFO, Buffer);
414 
415     NextSerial = AslGbl_SerialList;
416     PrevSerial = NULL;
417     if (!AslGbl_SerialList)
418     {
419         AslGbl_SerialList = Info;
420         Info->Next = NULL;
421         return (Info);
422     }
423 
424     /* Sort on source DeviceName */
425 
426     while (NextSerial &&
427         (strcmp (DeviceName, NextSerial->DeviceName) > 0))
428     {
429         PrevSerial = NextSerial;
430         NextSerial = NextSerial->Next;
431     }
432 
433     /* Now sort on the Address */
434 
435     while (NextSerial &&
436         (NextSerial->Address < Address) &&
437         !strcmp (DeviceName, NextSerial->DeviceName))
438     {
439         PrevSerial = NextSerial;
440         NextSerial = NextSerial->Next;
441     }
442 
443     /* Finish the list insertion */
444 
445     if (PrevSerial)
446     {
447         PrevSerial->Next = Info;
448     }
449     else
450     {
451         AslGbl_SerialList = Info;
452     }
453 
454     Info->Next = NextSerial;
455     return (Info);
456 }
457