1#ifndef _I8042_X86IA64IO_H
2#define _I8042_X86IA64IO_H
3
4/*
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
8 */
9
10#ifdef CONFIG_X86
11#include <asm/x86_init.h>
12#endif
13
14/*
15 * Names.
16 */
17
18#define I8042_KBD_PHYS_DESC "isa0060/serio0"
19#define I8042_AUX_PHYS_DESC "isa0060/serio1"
20#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
21
22/*
23 * IRQs.
24 */
25
26#if defined(__ia64__)
27# define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
28#else
29# define I8042_MAP_IRQ(x) (x)
30#endif
31
32#define I8042_KBD_IRQ i8042_kbd_irq
33#define I8042_AUX_IRQ i8042_aux_irq
34
35static int i8042_kbd_irq;
36static int i8042_aux_irq;
37
38/*
39 * Register numbers.
40 */
41
42#define I8042_COMMAND_REG i8042_command_reg
43#define I8042_STATUS_REG i8042_command_reg
44#define I8042_DATA_REG i8042_data_reg
45
46static int i8042_command_reg = 0x64;
47static int i8042_data_reg = 0x60;
48
49
50static inline int i8042_read_data(void)
51{
52 return inb(I8042_DATA_REG);
53}
54
55static inline int i8042_read_status(void)
56{
57 return inb(I8042_STATUS_REG);
58}
59
60static inline void i8042_write_data(int val)
61{
62 outb(val, I8042_DATA_REG);
63}
64
65static inline void i8042_write_command(int val)
66{
67 outb(val, I8042_COMMAND_REG);
68}
69
70#ifdef CONFIG_X86
71
72#include <linux/dmi.h>
73
74static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
75 {
76 /*
77 * Arima-Rioworks HDAMB -
78 * AUX LOOP command does not raise AUX IRQ
79 */
80 .matches = {
81 DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
82 DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
83 DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
84 },
85 },
86 {
87 /* ASUS G1S */
88 .matches = {
89 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
90 DMI_MATCH(DMI_BOARD_NAME, "G1S"),
91 DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
92 },
93 },
94 {
95 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
96 .matches = {
97 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
98 DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
99 DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
100 },
101 },
102 {
103 .matches = {
104 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
105 DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
106 },
107 },
108 {
109 .matches = {
110 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
111 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
112 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
113 },
114 },
115 {
116 .matches = {
117 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
118 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
119 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
120 },
121 },
122 {
123 /* Dell Embedded Box PC 3000 */
124 .matches = {
125 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
126 DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
127 },
128 },
129 {
130 /* OQO Model 01 */
131 .matches = {
132 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
133 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
134 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
135 },
136 },
137 {
138 /* ULI EV4873 - AUX LOOP does not work properly */
139 .matches = {
140 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
141 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
142 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
143 },
144 },
145 {
146 /* Microsoft Virtual Machine */
147 .matches = {
148 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
149 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
150 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
151 },
152 },
153 {
154 /* Medion MAM 2070 */
155 .matches = {
156 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
157 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
158 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
159 },
160 },
161 {
162 /* Medion Akoya E7225 */
163 .matches = {
164 DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
165 DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
166 DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
167 },
168 },
169 {
170 /* Blue FB5601 */
171 .matches = {
172 DMI_MATCH(DMI_SYS_VENDOR, "blue"),
173 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
174 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
175 },
176 },
177 {
178 /* Gigabyte M912 */
179 .matches = {
180 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
181 DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
182 DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
183 },
184 },
185 {
186 /* Gigabyte M1022M netbook */
187 .matches = {
188 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
189 DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
190 DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
191 },
192 },
193 {
194 /* Gigabyte Spring Peak - defines wrong chassis type */
195 .matches = {
196 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
197 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
198 },
199 },
200 {
201 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
202 .matches = {
203 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
204 DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
205 },
206 },
207 {
208 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
209 .matches = {
210 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
211 DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
212 },
213 },
214 {
215 .matches = {
216 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
217 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
218 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
219 },
220 },
221 {
222 .matches = {
223 DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
224 DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
225 },
226 },
227 { }
228};
229
230/*
231 * Some Fujitsu notebooks are having trouble with touchpads if
232 * active multiplexing mode is activated. Luckily they don't have
233 * external PS/2 ports so we can safely disable it.
234 * ... apparently some Toshibas don't like MUX mode either and
235 * die horrible death on reboot.
236 */
237static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
238 {
239 /* Fujitsu Lifebook P7010/P7010D */
240 .matches = {
241 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
242 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
243 },
244 },
245 {
246 /* Fujitsu Lifebook P7010 */
247 .matches = {
248 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
249 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
250 },
251 },
252 {
253 /* Fujitsu Lifebook P5020D */
254 .matches = {
255 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
256 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
257 },
258 },
259 {
260 /* Fujitsu Lifebook S2000 */
261 .matches = {
262 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
263 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
264 },
265 },
266 {
267 /* Fujitsu Lifebook S6230 */
268 .matches = {
269 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
270 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
271 },
272 },
273 {
274 /* Fujitsu Lifebook U745 */
275 .matches = {
276 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
277 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
278 },
279 },
280 {
281 /* Fujitsu T70H */
282 .matches = {
283 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
284 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
285 },
286 },
287 {
288 /* Fujitsu-Siemens Lifebook T3010 */
289 .matches = {
290 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
291 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
292 },
293 },
294 {
295 /* Fujitsu-Siemens Lifebook E4010 */
296 .matches = {
297 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
298 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
299 },
300 },
301 {
302 /* Fujitsu-Siemens Amilo Pro 2010 */
303 .matches = {
304 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
305 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
306 },
307 },
308 {
309 /* Fujitsu-Siemens Amilo Pro 2030 */
310 .matches = {
311 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
312 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
313 },
314 },
315 {
316 /*
317 * No data is coming from the touchscreen unless KBC
318 * is in legacy mode.
319 */
320 /* Panasonic CF-29 */
321 .matches = {
322 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
323 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
324 },
325 },
326 {
327 /*
328 * HP Pavilion DV4017EA -
329 * errors on MUX ports are reported without raising AUXDATA
330 * causing "spurious NAK" messages.
331 */
332 .matches = {
333 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
334 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
335 },
336 },
337 {
338 /*
339 * HP Pavilion ZT1000 -
340 * like DV4017EA does not raise AUXERR for errors on MUX ports.
341 */
342 .matches = {
343 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
344 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
345 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
346 },
347 },
348 {
349 /*
350 * HP Pavilion DV4270ca -
351 * like DV4017EA does not raise AUXERR for errors on MUX ports.
352 */
353 .matches = {
354 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
355 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
356 },
357 },
358 {
359 .matches = {
360 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
361 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
362 },
363 },
364 {
365 .matches = {
366 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
367 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
368 },
369 },
370 {
371 .matches = {
372 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
373 DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
374 },
375 },
376 {
377 .matches = {
378 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
379 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
380 },
381 },
382 {
383 /* Sharp Actius MM20 */
384 .matches = {
385 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
386 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
387 },
388 },
389 {
390 /* Sony Vaio FS-115b */
391 .matches = {
392 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
393 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
394 },
395 },
396 {
397 /*
398 * Sony Vaio FZ-240E -
399 * reset and GET ID commands issued via KBD port are
400 * sometimes being delivered to AUX3.
401 */
402 .matches = {
403 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
404 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
405 },
406 },
407 {
408 /*
409 * Most (all?) VAIOs do not have external PS/2 ports nor
410 * they implement active multiplexing properly, and
411 * MUX discovery usually messes up keyboard/touchpad.
412 */
413 .matches = {
414 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
415 DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
416 },
417 },
418 {
419 /* Amoi M636/A737 */
420 .matches = {
421 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
422 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
423 },
424 },
425 {
426 /* Lenovo 3000 n100 */
427 .matches = {
428 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
429 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
430 },
431 },
432 {
433 .matches = {
434 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
435 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
436 },
437 },
438 {
439 /* Acer Aspire 5710 */
440 .matches = {
441 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
442 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
443 },
444 },
445 {
446 /* Acer Aspire 7738 */
447 .matches = {
448 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
449 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
450 },
451 },
452 {
453 /* Gericom Bellagio */
454 .matches = {
455 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
456 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
457 },
458 },
459 {
460 /* IBM 2656 */
461 .matches = {
462 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
463 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
464 },
465 },
466 {
467 /* Dell XPS M1530 */
468 .matches = {
469 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
470 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
471 },
472 },
473 {
474 /* Compal HEL80I */
475 .matches = {
476 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
477 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
478 },
479 },
480 {
481 /* Dell Vostro 1510 */
482 .matches = {
483 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
484 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
485 },
486 },
487 {
488 /* Acer Aspire 5536 */
489 .matches = {
490 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
491 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
492 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
493 },
494 },
495 {
496 /* Dell Vostro V13 */
497 .matches = {
498 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
499 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
500 },
501 },
502 {
503 /* Newer HP Pavilion dv4 models */
504 .matches = {
505 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
506 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
507 },
508 },
509 {
510 /* Asus X450LCP */
511 .matches = {
512 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
513 DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
514 },
515 },
516 {
517 /* Avatar AVIU-145A6 */
518 .matches = {
519 DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
520 DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
521 },
522 },
523 {
524 /* TUXEDO BU1406 */
525 .matches = {
526 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
527 DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
528 },
529 },
530 {
531 /* Lenovo LaVie Z */
532 .matches = {
533 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
534 DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
535 },
536 },
537 { }
538};
539
540static const struct dmi_system_id i8042_dmi_forcemux_table[] __initconst = {
541 {
542 /*
543 * Sony Vaio VGN-CS series require MUX or the touch sensor
544 * buttons will disturb touchpad operation
545 */
546 .matches = {
547 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
548 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
549 },
550 },
551 { }
552};
553
554/*
555 * On some Asus laptops, just running self tests cause problems.
556 */
557static const struct dmi_system_id i8042_dmi_noselftest_table[] = {
558 {
559 .matches = {
560 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
561 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
562 },
563 },
564 { }
565};
566static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
567 {
568 /* MSI Wind U-100 */
569 .matches = {
570 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
571 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
572 },
573 },
574 {
575 /* LG Electronics X110 */
576 .matches = {
577 DMI_MATCH(DMI_BOARD_NAME, "X110"),
578 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
579 },
580 },
581 {
582 /* Acer Aspire One 150 */
583 .matches = {
584 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
585 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
586 },
587 },
588 {
589 /* Advent 4211 */
590 .matches = {
591 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
592 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
593 },
594 },
595 {
596 /* Medion Akoya Mini E1210 */
597 .matches = {
598 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
599 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
600 },
601 },
602 {
603 /* Medion Akoya E1222 */
604 .matches = {
605 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
606 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
607 },
608 },
609 {
610 /* Mivvy M310 */
611 .matches = {
612 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
613 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
614 },
615 },
616 {
617 /* Dell Vostro 1320 */
618 .matches = {
619 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
620 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
621 },
622 },
623 {
624 /* Dell Vostro 1520 */
625 .matches = {
626 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
627 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
628 },
629 },
630 {
631 /* Dell Vostro 1720 */
632 .matches = {
633 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
634 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
635 },
636 },
637 {
638 /* Lenovo Ideapad U455 */
639 .matches = {
640 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
641 DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
642 },
643 },
644 {
645 /* Lenovo ThinkPad L460 */
646 .matches = {
647 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
648 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
649 },
650 },
651 {
652 /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
653 .matches = {
654 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
655 DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
656 },
657 },
658 { }
659};
660
661#ifdef CONFIG_PNP
662static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
663 {
664 /* Intel MBO Desktop D845PESV */
665 .matches = {
666 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
667 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
668 },
669 },
670 {
671 /*
672 * Intel NUC D54250WYK - does not have i8042 controller but
673 * declares PS/2 devices in DSDT.
674 */
675 .matches = {
676 DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
677 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
678 },
679 },
680 {
681 /* MSI Wind U-100 */
682 .matches = {
683 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
684 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
685 },
686 },
687 { }
688};
689
690static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
691 {
692 .matches = {
693 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
694 },
695 },
696 {
697 .matches = {
698 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
699 },
700 },
701 {
702 .matches = {
703 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
704 },
705 },
706 {
707 .matches = {
708 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
709 },
710 },
711 { }
712};
713#endif
714
715static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
716 {
717 /* Dell Vostro V13 */
718 .matches = {
719 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
720 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
721 },
722 },
723 {
724 /* Newer HP Pavilion dv4 models */
725 .matches = {
726 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
727 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
728 },
729 },
730 {
731 /* Fujitsu A544 laptop */
732 /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
733 .matches = {
734 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
735 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
736 },
737 },
738 {
739 /* Fujitsu AH544 laptop */
740 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
741 .matches = {
742 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
743 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
744 },
745 },
746 {
747 /* Fujitsu U574 laptop */
748 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
749 .matches = {
750 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
751 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
752 },
753 },
754 {
755 /* Fujitsu UH554 laptop */
756 .matches = {
757 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
758 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
759 },
760 },
761 { }
762};
763
764/*
765 * Some Wistron based laptops need us to explicitly enable the 'Dritek
766 * keyboard extension' to make their extra keys start generating scancodes.
767 * Originally, this was just confined to older laptops, but a few Acer laptops
768 * have turned up in 2007 that also need this again.
769 */
770static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
771 {
772 /* Acer Aspire 5100 */
773 .matches = {
774 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
775 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
776 },
777 },
778 {
779 /* Acer Aspire 5610 */
780 .matches = {
781 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
782 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
783 },
784 },
785 {
786 /* Acer Aspire 5630 */
787 .matches = {
788 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
789 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
790 },
791 },
792 {
793 /* Acer Aspire 5650 */
794 .matches = {
795 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
796 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
797 },
798 },
799 {
800 /* Acer Aspire 5680 */
801 .matches = {
802 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
803 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
804 },
805 },
806 {
807 /* Acer Aspire 5720 */
808 .matches = {
809 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
810 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
811 },
812 },
813 {
814 /* Acer Aspire 9110 */
815 .matches = {
816 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
817 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
818 },
819 },
820 {
821 /* Acer TravelMate 660 */
822 .matches = {
823 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
824 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
825 },
826 },
827 {
828 /* Acer TravelMate 2490 */
829 .matches = {
830 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
831 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
832 },
833 },
834 {
835 /* Acer TravelMate 4280 */
836 .matches = {
837 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
838 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
839 },
840 },
841 { }
842};
843
844/*
845 * Some laptops need keyboard reset before probing for the trackpad to get
846 * it detected, initialised & finally work.
847 */
848static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
849 {
850 /* Gigabyte P35 v2 - Elantech touchpad */
851 .matches = {
852 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
853 DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
854 },
855 },
856 {
857 /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
858 .matches = {
859 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
860 DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
861 },
862 },
863 {
864 /* Gigabyte P34 - Elantech touchpad */
865 .matches = {
866 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
867 DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
868 },
869 },
870 {
871 /* Gigabyte P57 - Elantech touchpad */
872 .matches = {
873 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
874 DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
875 },
876 },
877 {
878 /* Schenker XMG C504 - Elantech touchpad */
879 .matches = {
880 DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
881 DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
882 },
883 },
884 { }
885};
886
887#endif /* CONFIG_X86 */
888
889#ifdef CONFIG_PNP
890#include <linux/pnp.h>
891
892static bool i8042_pnp_kbd_registered;
893static unsigned int i8042_pnp_kbd_devices;
894static bool i8042_pnp_aux_registered;
895static unsigned int i8042_pnp_aux_devices;
896
897static int i8042_pnp_command_reg;
898static int i8042_pnp_data_reg;
899static int i8042_pnp_kbd_irq;
900static int i8042_pnp_aux_irq;
901
902static char i8042_pnp_kbd_name[32];
903static char i8042_pnp_aux_name[32];
904
905static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
906{
907 strlcpy(dst, "PNP:", dst_size);
908
909 while (id) {
910 strlcat(dst, " ", dst_size);
911 strlcat(dst, id->id, dst_size);
912 id = id->next;
913 }
914}
915
916static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
917{
918 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
919 i8042_pnp_data_reg = pnp_port_start(dev,0);
920
921 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
922 i8042_pnp_command_reg = pnp_port_start(dev, 1);
923
924 if (pnp_irq_valid(dev,0))
925 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
926
927 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
928 if (strlen(pnp_dev_name(dev))) {
929 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
930 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
931 }
932 i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
933 sizeof(i8042_kbd_firmware_id));
934
935 /* Keyboard ports are always supposed to be wakeup-enabled */
936 device_set_wakeup_enable(&dev->dev, true);
937
938 i8042_pnp_kbd_devices++;
939 return 0;
940}
941
942static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
943{
944 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
945 i8042_pnp_data_reg = pnp_port_start(dev,0);
946
947 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
948 i8042_pnp_command_reg = pnp_port_start(dev, 1);
949
950 if (pnp_irq_valid(dev, 0))
951 i8042_pnp_aux_irq = pnp_irq(dev, 0);
952
953 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
954 if (strlen(pnp_dev_name(dev))) {
955 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
956 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
957 }
958 i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
959 sizeof(i8042_aux_firmware_id));
960
961 i8042_pnp_aux_devices++;
962 return 0;
963}
964
965static const struct pnp_device_id pnp_kbd_devids[] = {
966 { .id = "PNP0300", .driver_data = 0 },
967 { .id = "PNP0301", .driver_data = 0 },
968 { .id = "PNP0302", .driver_data = 0 },
969 { .id = "PNP0303", .driver_data = 0 },
970 { .id = "PNP0304", .driver_data = 0 },
971 { .id = "PNP0305", .driver_data = 0 },
972 { .id = "PNP0306", .driver_data = 0 },
973 { .id = "PNP0309", .driver_data = 0 },
974 { .id = "PNP030a", .driver_data = 0 },
975 { .id = "PNP030b", .driver_data = 0 },
976 { .id = "PNP0320", .driver_data = 0 },
977 { .id = "PNP0343", .driver_data = 0 },
978 { .id = "PNP0344", .driver_data = 0 },
979 { .id = "PNP0345", .driver_data = 0 },
980 { .id = "CPQA0D7", .driver_data = 0 },
981 { .id = "", },
982};
983MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
984
985static struct pnp_driver i8042_pnp_kbd_driver = {
986 .name = "i8042 kbd",
987 .id_table = pnp_kbd_devids,
988 .probe = i8042_pnp_kbd_probe,
989 .driver = {
990 .probe_type = PROBE_FORCE_SYNCHRONOUS,
991 .suppress_bind_attrs = true,
992 },
993};
994
995static const struct pnp_device_id pnp_aux_devids[] = {
996 { .id = "AUI0200", .driver_data = 0 },
997 { .id = "FJC6000", .driver_data = 0 },
998 { .id = "FJC6001", .driver_data = 0 },
999 { .id = "PNP0f03", .driver_data = 0 },
1000 { .id = "PNP0f0b", .driver_data = 0 },
1001 { .id = "PNP0f0e", .driver_data = 0 },
1002 { .id = "PNP0f12", .driver_data = 0 },
1003 { .id = "PNP0f13", .driver_data = 0 },
1004 { .id = "PNP0f19", .driver_data = 0 },
1005 { .id = "PNP0f1c", .driver_data = 0 },
1006 { .id = "SYN0801", .driver_data = 0 },
1007 { .id = "", },
1008};
1009MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
1010
1011static struct pnp_driver i8042_pnp_aux_driver = {
1012 .name = "i8042 aux",
1013 .id_table = pnp_aux_devids,
1014 .probe = i8042_pnp_aux_probe,
1015 .driver = {
1016 .probe_type = PROBE_FORCE_SYNCHRONOUS,
1017 .suppress_bind_attrs = true,
1018 },
1019};
1020
1021static void i8042_pnp_exit(void)
1022{
1023 if (i8042_pnp_kbd_registered) {
1024 i8042_pnp_kbd_registered = false;
1025 pnp_unregister_driver(&i8042_pnp_kbd_driver);
1026 }
1027
1028 if (i8042_pnp_aux_registered) {
1029 i8042_pnp_aux_registered = false;
1030 pnp_unregister_driver(&i8042_pnp_aux_driver);
1031 }
1032}
1033
1034static int __init i8042_pnp_init(void)
1035{
1036 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
1037 bool pnp_data_busted = false;
1038 int err;
1039
1040#ifdef CONFIG_X86
1041 if (dmi_check_system(i8042_dmi_nopnp_table))
1042 i8042_nopnp = true;
1043#endif
1044
1045 if (i8042_nopnp) {
1046 pr_info("PNP detection disabled\n");
1047 return 0;
1048 }
1049
1050 err = pnp_register_driver(&i8042_pnp_kbd_driver);
1051 if (!err)
1052 i8042_pnp_kbd_registered = true;
1053
1054 err = pnp_register_driver(&i8042_pnp_aux_driver);
1055 if (!err)
1056 i8042_pnp_aux_registered = true;
1057
1058 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1059 i8042_pnp_exit();
1060#if defined(__ia64__)
1061 return -ENODEV;
1062#else
1063 pr_info("PNP: No PS/2 controller found.\n");
1064 if (x86_platform.legacy.i8042 !=
1065 X86_LEGACY_I8042_EXPECTED_PRESENT)
1066 return -ENODEV;
1067 pr_info("Probing ports directly.\n");
1068 return 0;
1069#endif
1070 }
1071
1072 if (i8042_pnp_kbd_devices)
1073 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
1074 "%d", i8042_pnp_kbd_irq);
1075 if (i8042_pnp_aux_devices)
1076 snprintf(aux_irq_str, sizeof(aux_irq_str),
1077 "%d", i8042_pnp_aux_irq);
1078
1079 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
1080 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1081 i8042_pnp_aux_name,
1082 i8042_pnp_data_reg, i8042_pnp_command_reg,
1083 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1084 aux_irq_str);
1085
1086#if defined(__ia64__)
1087 if (!i8042_pnp_kbd_devices)
1088 i8042_nokbd = true;
1089 if (!i8042_pnp_aux_devices)
1090 i8042_noaux = true;
1091#endif
1092
1093 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
1094 i8042_pnp_data_reg != i8042_data_reg) ||
1095 !i8042_pnp_data_reg) {
1096 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
1097 i8042_pnp_data_reg, i8042_data_reg);
1098 i8042_pnp_data_reg = i8042_data_reg;
1099 pnp_data_busted = true;
1100 }
1101
1102 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
1103 i8042_pnp_command_reg != i8042_command_reg) ||
1104 !i8042_pnp_command_reg) {
1105 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
1106 i8042_pnp_command_reg, i8042_command_reg);
1107 i8042_pnp_command_reg = i8042_command_reg;
1108 pnp_data_busted = true;
1109 }
1110
1111 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
1112 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
1113 i8042_kbd_irq);
1114 i8042_pnp_kbd_irq = i8042_kbd_irq;
1115 pnp_data_busted = true;
1116 }
1117
1118 if (!i8042_noaux && !i8042_pnp_aux_irq) {
1119 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
1120 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
1121 "if this is incorrect please boot with i8042.nopnp\n");
1122 i8042_noaux = true;
1123 } else {
1124 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
1125 i8042_aux_irq);
1126 i8042_pnp_aux_irq = i8042_aux_irq;
1127 }
1128 }
1129
1130 i8042_data_reg = i8042_pnp_data_reg;
1131 i8042_command_reg = i8042_pnp_command_reg;
1132 i8042_kbd_irq = i8042_pnp_kbd_irq;
1133 i8042_aux_irq = i8042_pnp_aux_irq;
1134
1135#ifdef CONFIG_X86
1136 i8042_bypass_aux_irq_test = !pnp_data_busted &&
1137 dmi_check_system(i8042_dmi_laptop_table);
1138#endif
1139
1140 return 0;
1141}
1142
1143#else /* !CONFIG_PNP */
1144static inline int i8042_pnp_init(void) { return 0; }
1145static inline void i8042_pnp_exit(void) { }
1146#endif /* CONFIG_PNP */
1147
1148static int __init i8042_platform_init(void)
1149{
1150 int retval;
1151
1152#ifdef CONFIG_X86
1153 u8 a20_on = 0xdf;
1154 /* Just return if platform does not have i8042 controller */
1155 if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT)
1156 return -ENODEV;
1157#endif
1158
1159/*
1160 * On ix86 platforms touching the i8042 data register region can do really
1161 * bad things. Because of this the region is always reserved on ix86 boxes.
1162 *
1163 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
1164 * return -EBUSY;
1165 */
1166
1167 i8042_kbd_irq = I8042_MAP_IRQ(1);
1168 i8042_aux_irq = I8042_MAP_IRQ(12);
1169
1170 retval = i8042_pnp_init();
1171 if (retval)
1172 return retval;
1173
1174#if defined(__ia64__)
1175 i8042_reset = I8042_RESET_ALWAYS;
1176#endif
1177
1178#ifdef CONFIG_X86
1179 /* Honor module parameter when value is not default */
1180 if (i8042_reset == I8042_RESET_DEFAULT) {
1181 if (dmi_check_system(i8042_dmi_reset_table))
1182 i8042_reset = I8042_RESET_ALWAYS;
1183
1184 if (dmi_check_system(i8042_dmi_noselftest_table))
1185 i8042_reset = I8042_RESET_NEVER;
1186 }
1187
1188 if (dmi_check_system(i8042_dmi_noloop_table))
1189 i8042_noloop = true;
1190
1191 if (dmi_check_system(i8042_dmi_nomux_table))
1192 i8042_nomux = true;
1193
1194 if (dmi_check_system(i8042_dmi_forcemux_table))
1195 i8042_nomux = false;
1196
1197 if (dmi_check_system(i8042_dmi_notimeout_table))
1198 i8042_notimeout = true;
1199
1200 if (dmi_check_system(i8042_dmi_dritek_table))
1201 i8042_dritek = true;
1202
1203 if (dmi_check_system(i8042_dmi_kbdreset_table))
1204 i8042_kbdreset = true;
1205
1206 /*
1207 * A20 was already enabled during early kernel init. But some buggy
1208 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
1209 * resume from S3. So we do it here and hope that nothing breaks.
1210 */
1211 i8042_command(&a20_on, 0x10d1);
1212 i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */
1213#endif /* CONFIG_X86 */
1214
1215 return retval;
1216}
1217
1218static inline void i8042_platform_exit(void)
1219{
1220 i8042_pnp_exit();
1221}
1222
1223#endif /* _I8042_X86IA64IO_H */
1224