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
35 static int i8042_kbd_irq;
36 static 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
46 static int i8042_command_reg = 0x64;
47 static int i8042_data_reg = 0x60;
48
49
i8042_read_data(void)50 static inline int i8042_read_data(void)
51 {
52 return inb(I8042_DATA_REG);
53 }
54
i8042_read_status(void)55 static inline int i8042_read_status(void)
56 {
57 return inb(I8042_STATUS_REG);
58 }
59
i8042_write_data(int val)60 static inline void i8042_write_data(int val)
61 {
62 outb(val, I8042_DATA_REG);
63 }
64
i8042_write_command(int val)65 static 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
74 static 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, "Compaq"),
105 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
106 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
107 },
108 },
109 {
110 .matches = {
111 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
112 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
113 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
114 },
115 },
116 {
117 /* OQO Model 01 */
118 .matches = {
119 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
120 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
121 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
122 },
123 },
124 {
125 /* ULI EV4873 - AUX LOOP does not work properly */
126 .matches = {
127 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
128 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
129 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
130 },
131 },
132 {
133 /* Microsoft Virtual Machine */
134 .matches = {
135 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
136 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
137 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
138 },
139 },
140 {
141 /* Medion MAM 2070 */
142 .matches = {
143 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
144 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
145 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
146 },
147 },
148 {
149 /* Blue FB5601 */
150 .matches = {
151 DMI_MATCH(DMI_SYS_VENDOR, "blue"),
152 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
153 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
154 },
155 },
156 {
157 /* Gigabyte M912 */
158 .matches = {
159 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
160 DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
161 DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
162 },
163 },
164 {
165 /* Gigabyte M1022M netbook */
166 .matches = {
167 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
168 DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
169 DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
170 },
171 },
172 {
173 /* Gigabyte Spring Peak - defines wrong chassis type */
174 .matches = {
175 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
176 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
177 },
178 },
179 {
180 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
181 .matches = {
182 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
183 DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
184 },
185 },
186 {
187 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
188 .matches = {
189 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
190 DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
191 },
192 },
193 {
194 .matches = {
195 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
196 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
197 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
198 },
199 },
200 { }
201 };
202
203 /*
204 * Some Fujitsu notebooks are having trouble with touchpads if
205 * active multiplexing mode is activated. Luckily they don't have
206 * external PS/2 ports so we can safely disable it.
207 * ... apparently some Toshibas don't like MUX mode either and
208 * die horrible death on reboot.
209 */
210 static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
211 {
212 /* Fujitsu Lifebook P7010/P7010D */
213 .matches = {
214 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
215 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
216 },
217 },
218 {
219 /* Fujitsu Lifebook P7010 */
220 .matches = {
221 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
222 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
223 },
224 },
225 {
226 /* Fujitsu Lifebook P5020D */
227 .matches = {
228 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
229 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
230 },
231 },
232 {
233 /* Fujitsu Lifebook S2000 */
234 .matches = {
235 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
236 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
237 },
238 },
239 {
240 /* Fujitsu Lifebook S6230 */
241 .matches = {
242 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
243 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
244 },
245 },
246 {
247 /* Fujitsu T70H */
248 .matches = {
249 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
250 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
251 },
252 },
253 {
254 /* Fujitsu-Siemens Lifebook T3010 */
255 .matches = {
256 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
257 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
258 },
259 },
260 {
261 /* Fujitsu-Siemens Lifebook E4010 */
262 .matches = {
263 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
264 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
265 },
266 },
267 {
268 /* Fujitsu-Siemens Amilo Pro 2010 */
269 .matches = {
270 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
271 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
272 },
273 },
274 {
275 /* Fujitsu-Siemens Amilo Pro 2030 */
276 .matches = {
277 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
278 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
279 },
280 },
281 {
282 /*
283 * No data is coming from the touchscreen unless KBC
284 * is in legacy mode.
285 */
286 /* Panasonic CF-29 */
287 .matches = {
288 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
289 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
290 },
291 },
292 {
293 /*
294 * HP Pavilion DV4017EA -
295 * errors on MUX ports are reported without raising AUXDATA
296 * causing "spurious NAK" messages.
297 */
298 .matches = {
299 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
300 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
301 },
302 },
303 {
304 /*
305 * HP Pavilion ZT1000 -
306 * like DV4017EA does not raise AUXERR for errors on MUX ports.
307 */
308 .matches = {
309 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
310 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
311 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
312 },
313 },
314 {
315 /*
316 * HP Pavilion DV4270ca -
317 * like DV4017EA does not raise AUXERR for errors on MUX ports.
318 */
319 .matches = {
320 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
321 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
322 },
323 },
324 {
325 .matches = {
326 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
327 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
328 },
329 },
330 {
331 .matches = {
332 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
333 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
334 },
335 },
336 {
337 .matches = {
338 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
339 DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
340 },
341 },
342 {
343 .matches = {
344 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
345 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
346 },
347 },
348 {
349 /* Sharp Actius MM20 */
350 .matches = {
351 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
352 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
353 },
354 },
355 {
356 /* Sony Vaio FS-115b */
357 .matches = {
358 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
359 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
360 },
361 },
362 {
363 /*
364 * Sony Vaio FZ-240E -
365 * reset and GET ID commands issued via KBD port are
366 * sometimes being delivered to AUX3.
367 */
368 .matches = {
369 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
370 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
371 },
372 },
373 {
374 /*
375 * Most (all?) VAIOs do not have external PS/2 ports nor
376 * they implement active multiplexing properly, and
377 * MUX discovery usually messes up keyboard/touchpad.
378 */
379 .matches = {
380 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
381 DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
382 },
383 },
384 {
385 /* Amoi M636/A737 */
386 .matches = {
387 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
388 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
389 },
390 },
391 {
392 /* Lenovo 3000 n100 */
393 .matches = {
394 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
395 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
396 },
397 },
398 {
399 .matches = {
400 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
401 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
402 },
403 },
404 {
405 /* Gericom Bellagio */
406 .matches = {
407 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
408 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
409 },
410 },
411 {
412 /* IBM 2656 */
413 .matches = {
414 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
415 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
416 },
417 },
418 {
419 /* Dell XPS M1530 */
420 .matches = {
421 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
422 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
423 },
424 },
425 {
426 /* Compal HEL80I */
427 .matches = {
428 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
429 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
430 },
431 },
432 {
433 /* Dell Vostro 1510 */
434 .matches = {
435 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
436 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
437 },
438 },
439 {
440 /* Acer Aspire 5536 */
441 .matches = {
442 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
443 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
444 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
445 },
446 },
447 {
448 /* Dell Vostro V13 */
449 .matches = {
450 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
451 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
452 },
453 },
454 {
455 /* Newer HP Pavilion dv4 models */
456 .matches = {
457 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
458 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
459 },
460 },
461 { }
462 };
463
464 static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
465 {
466 /* MSI Wind U-100 */
467 .matches = {
468 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
469 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
470 },
471 },
472 {
473 /* LG Electronics X110 */
474 .matches = {
475 DMI_MATCH(DMI_BOARD_NAME, "X110"),
476 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
477 },
478 },
479 {
480 /* Acer Aspire One 150 */
481 .matches = {
482 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
483 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
484 },
485 },
486 {
487 /* Advent 4211 */
488 .matches = {
489 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
490 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
491 },
492 },
493 {
494 /* Medion Akoya Mini E1210 */
495 .matches = {
496 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
497 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
498 },
499 },
500 {
501 /* Medion Akoya E1222 */
502 .matches = {
503 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
504 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
505 },
506 },
507 {
508 /* Mivvy M310 */
509 .matches = {
510 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
511 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
512 },
513 },
514 {
515 /* Dell Vostro 1320 */
516 .matches = {
517 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
518 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
519 },
520 },
521 {
522 /* Dell Vostro 1520 */
523 .matches = {
524 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
525 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
526 },
527 },
528 {
529 /* Dell Vostro 1720 */
530 .matches = {
531 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
532 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
533 },
534 },
535 {
536 /* Lenovo Ideapad U455 */
537 .matches = {
538 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
539 DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
540 },
541 },
542 { }
543 };
544
545 #ifdef CONFIG_PNP
546 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
547 {
548 /* Intel MBO Desktop D845PESV */
549 .matches = {
550 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
551 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
552 },
553 },
554 {
555 /* MSI Wind U-100 */
556 .matches = {
557 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
558 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
559 },
560 },
561 { }
562 };
563
564 static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
565 {
566 .matches = {
567 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
568 },
569 },
570 {
571 .matches = {
572 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
573 },
574 },
575 {
576 .matches = {
577 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
578 },
579 },
580 {
581 .matches = {
582 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
583 },
584 },
585 { }
586 };
587 #endif
588
589 static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
590 {
591 /* Dell Vostro V13 */
592 .matches = {
593 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
594 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
595 },
596 },
597 {
598 /* Newer HP Pavilion dv4 models */
599 .matches = {
600 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
601 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
602 },
603 },
604 { }
605 };
606
607 /*
608 * Some Wistron based laptops need us to explicitly enable the 'Dritek
609 * keyboard extension' to make their extra keys start generating scancodes.
610 * Originally, this was just confined to older laptops, but a few Acer laptops
611 * have turned up in 2007 that also need this again.
612 */
613 static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
614 {
615 /* Acer Aspire 5100 */
616 .matches = {
617 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
618 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
619 },
620 },
621 {
622 /* Acer Aspire 5610 */
623 .matches = {
624 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
625 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
626 },
627 },
628 {
629 /* Acer Aspire 5630 */
630 .matches = {
631 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
632 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
633 },
634 },
635 {
636 /* Acer Aspire 5650 */
637 .matches = {
638 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
639 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
640 },
641 },
642 {
643 /* Acer Aspire 5680 */
644 .matches = {
645 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
646 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
647 },
648 },
649 {
650 /* Acer Aspire 5720 */
651 .matches = {
652 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
653 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
654 },
655 },
656 {
657 /* Acer Aspire 9110 */
658 .matches = {
659 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
660 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
661 },
662 },
663 {
664 /* Acer TravelMate 660 */
665 .matches = {
666 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
667 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
668 },
669 },
670 {
671 /* Acer TravelMate 2490 */
672 .matches = {
673 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
674 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
675 },
676 },
677 {
678 /* Acer TravelMate 4280 */
679 .matches = {
680 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
681 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
682 },
683 },
684 { }
685 };
686
687 #endif /* CONFIG_X86 */
688
689 #ifdef CONFIG_PNP
690 #include <linux/pnp.h>
691
692 static bool i8042_pnp_kbd_registered;
693 static unsigned int i8042_pnp_kbd_devices;
694 static bool i8042_pnp_aux_registered;
695 static unsigned int i8042_pnp_aux_devices;
696
697 static int i8042_pnp_command_reg;
698 static int i8042_pnp_data_reg;
699 static int i8042_pnp_kbd_irq;
700 static int i8042_pnp_aux_irq;
701
702 static char i8042_pnp_kbd_name[32];
703 static char i8042_pnp_aux_name[32];
704
i8042_pnp_kbd_probe(struct pnp_dev * dev,const struct pnp_device_id * did)705 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
706 {
707 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
708 i8042_pnp_data_reg = pnp_port_start(dev,0);
709
710 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
711 i8042_pnp_command_reg = pnp_port_start(dev, 1);
712
713 if (pnp_irq_valid(dev,0))
714 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
715
716 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
717 if (strlen(pnp_dev_name(dev))) {
718 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
719 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
720 }
721
722 /* Keyboard ports are always supposed to be wakeup-enabled */
723 device_set_wakeup_enable(&dev->dev, true);
724
725 i8042_pnp_kbd_devices++;
726 return 0;
727 }
728
i8042_pnp_aux_probe(struct pnp_dev * dev,const struct pnp_device_id * did)729 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
730 {
731 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
732 i8042_pnp_data_reg = pnp_port_start(dev,0);
733
734 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
735 i8042_pnp_command_reg = pnp_port_start(dev, 1);
736
737 if (pnp_irq_valid(dev, 0))
738 i8042_pnp_aux_irq = pnp_irq(dev, 0);
739
740 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
741 if (strlen(pnp_dev_name(dev))) {
742 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
743 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
744 }
745
746 i8042_pnp_aux_devices++;
747 return 0;
748 }
749
750 static struct pnp_device_id pnp_kbd_devids[] = {
751 { .id = "PNP0300", .driver_data = 0 },
752 { .id = "PNP0301", .driver_data = 0 },
753 { .id = "PNP0302", .driver_data = 0 },
754 { .id = "PNP0303", .driver_data = 0 },
755 { .id = "PNP0304", .driver_data = 0 },
756 { .id = "PNP0305", .driver_data = 0 },
757 { .id = "PNP0306", .driver_data = 0 },
758 { .id = "PNP0309", .driver_data = 0 },
759 { .id = "PNP030a", .driver_data = 0 },
760 { .id = "PNP030b", .driver_data = 0 },
761 { .id = "PNP0320", .driver_data = 0 },
762 { .id = "PNP0343", .driver_data = 0 },
763 { .id = "PNP0344", .driver_data = 0 },
764 { .id = "PNP0345", .driver_data = 0 },
765 { .id = "CPQA0D7", .driver_data = 0 },
766 { .id = "", },
767 };
768 MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
769
770 static struct pnp_driver i8042_pnp_kbd_driver = {
771 .name = "i8042 kbd",
772 .id_table = pnp_kbd_devids,
773 .probe = i8042_pnp_kbd_probe,
774 };
775
776 static struct pnp_device_id pnp_aux_devids[] = {
777 { .id = "AUI0200", .driver_data = 0 },
778 { .id = "FJC6000", .driver_data = 0 },
779 { .id = "FJC6001", .driver_data = 0 },
780 { .id = "PNP0f03", .driver_data = 0 },
781 { .id = "PNP0f0b", .driver_data = 0 },
782 { .id = "PNP0f0e", .driver_data = 0 },
783 { .id = "PNP0f12", .driver_data = 0 },
784 { .id = "PNP0f13", .driver_data = 0 },
785 { .id = "PNP0f19", .driver_data = 0 },
786 { .id = "PNP0f1c", .driver_data = 0 },
787 { .id = "SYN0801", .driver_data = 0 },
788 { .id = "", },
789 };
790 MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
791
792 static struct pnp_driver i8042_pnp_aux_driver = {
793 .name = "i8042 aux",
794 .id_table = pnp_aux_devids,
795 .probe = i8042_pnp_aux_probe,
796 };
797
i8042_pnp_exit(void)798 static void i8042_pnp_exit(void)
799 {
800 if (i8042_pnp_kbd_registered) {
801 i8042_pnp_kbd_registered = false;
802 pnp_unregister_driver(&i8042_pnp_kbd_driver);
803 }
804
805 if (i8042_pnp_aux_registered) {
806 i8042_pnp_aux_registered = false;
807 pnp_unregister_driver(&i8042_pnp_aux_driver);
808 }
809 }
810
i8042_pnp_init(void)811 static int __init i8042_pnp_init(void)
812 {
813 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
814 bool pnp_data_busted = false;
815 int err;
816
817 #ifdef CONFIG_X86
818 if (dmi_check_system(i8042_dmi_nopnp_table))
819 i8042_nopnp = true;
820 #endif
821
822 if (i8042_nopnp) {
823 pr_info("PNP detection disabled\n");
824 return 0;
825 }
826
827 err = pnp_register_driver(&i8042_pnp_kbd_driver);
828 if (!err)
829 i8042_pnp_kbd_registered = true;
830
831 err = pnp_register_driver(&i8042_pnp_aux_driver);
832 if (!err)
833 i8042_pnp_aux_registered = true;
834
835 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
836 i8042_pnp_exit();
837 #if defined(__ia64__)
838 return -ENODEV;
839 #else
840 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
841 return 0;
842 #endif
843 }
844
845 if (i8042_pnp_kbd_devices)
846 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
847 "%d", i8042_pnp_kbd_irq);
848 if (i8042_pnp_aux_devices)
849 snprintf(aux_irq_str, sizeof(aux_irq_str),
850 "%d", i8042_pnp_aux_irq);
851
852 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
853 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
854 i8042_pnp_aux_name,
855 i8042_pnp_data_reg, i8042_pnp_command_reg,
856 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
857 aux_irq_str);
858
859 #if defined(__ia64__)
860 if (!i8042_pnp_kbd_devices)
861 i8042_nokbd = true;
862 if (!i8042_pnp_aux_devices)
863 i8042_noaux = true;
864 #endif
865
866 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
867 i8042_pnp_data_reg != i8042_data_reg) ||
868 !i8042_pnp_data_reg) {
869 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
870 i8042_pnp_data_reg, i8042_data_reg);
871 i8042_pnp_data_reg = i8042_data_reg;
872 pnp_data_busted = true;
873 }
874
875 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
876 i8042_pnp_command_reg != i8042_command_reg) ||
877 !i8042_pnp_command_reg) {
878 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
879 i8042_pnp_command_reg, i8042_command_reg);
880 i8042_pnp_command_reg = i8042_command_reg;
881 pnp_data_busted = true;
882 }
883
884 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
885 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
886 i8042_kbd_irq);
887 i8042_pnp_kbd_irq = i8042_kbd_irq;
888 pnp_data_busted = true;
889 }
890
891 if (!i8042_noaux && !i8042_pnp_aux_irq) {
892 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
893 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
894 "if this is incorrect please boot with i8042.nopnp\n");
895 i8042_noaux = true;
896 } else {
897 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
898 i8042_aux_irq);
899 i8042_pnp_aux_irq = i8042_aux_irq;
900 }
901 }
902
903 i8042_data_reg = i8042_pnp_data_reg;
904 i8042_command_reg = i8042_pnp_command_reg;
905 i8042_kbd_irq = i8042_pnp_kbd_irq;
906 i8042_aux_irq = i8042_pnp_aux_irq;
907
908 #ifdef CONFIG_X86
909 i8042_bypass_aux_irq_test = !pnp_data_busted &&
910 dmi_check_system(i8042_dmi_laptop_table);
911 #endif
912
913 return 0;
914 }
915
916 #else
i8042_pnp_init(void)917 static inline int i8042_pnp_init(void) { return 0; }
i8042_pnp_exit(void)918 static inline void i8042_pnp_exit(void) { }
919 #endif
920
i8042_platform_init(void)921 static int __init i8042_platform_init(void)
922 {
923 int retval;
924
925 #ifdef CONFIG_X86
926 u8 a20_on = 0xdf;
927 /* Just return if pre-detection shows no i8042 controller exist */
928 if (!x86_platform.i8042_detect())
929 return -ENODEV;
930 #endif
931
932 /*
933 * On ix86 platforms touching the i8042 data register region can do really
934 * bad things. Because of this the region is always reserved on ix86 boxes.
935 *
936 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
937 * return -EBUSY;
938 */
939
940 i8042_kbd_irq = I8042_MAP_IRQ(1);
941 i8042_aux_irq = I8042_MAP_IRQ(12);
942
943 retval = i8042_pnp_init();
944 if (retval)
945 return retval;
946
947 #if defined(__ia64__)
948 i8042_reset = true;
949 #endif
950
951 #ifdef CONFIG_X86
952 if (dmi_check_system(i8042_dmi_reset_table))
953 i8042_reset = true;
954
955 if (dmi_check_system(i8042_dmi_noloop_table))
956 i8042_noloop = true;
957
958 if (dmi_check_system(i8042_dmi_nomux_table))
959 i8042_nomux = true;
960
961 if (dmi_check_system(i8042_dmi_notimeout_table))
962 i8042_notimeout = true;
963
964 if (dmi_check_system(i8042_dmi_dritek_table))
965 i8042_dritek = true;
966
967 /*
968 * A20 was already enabled during early kernel init. But some buggy
969 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
970 * resume from S3. So we do it here and hope that nothing breaks.
971 */
972 i8042_command(&a20_on, 0x10d1);
973 i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */
974 #endif /* CONFIG_X86 */
975
976 return retval;
977 }
978
i8042_platform_exit(void)979 static inline void i8042_platform_exit(void)
980 {
981 i8042_pnp_exit();
982 }
983
984 #endif /* _I8042_X86IA64IO_H */
985