Input: i8042 - add HP DV9700 to the noloop list
[linux-2.6.git] / drivers / input / serio / i8042-x86ia64io.h
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 /*
11  * Names.
12  */
13
14 #define I8042_KBD_PHYS_DESC "isa0060/serio0"
15 #define I8042_AUX_PHYS_DESC "isa0060/serio1"
16 #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
17
18 /*
19  * IRQs.
20  */
21
22 #if defined(__ia64__)
23 # define I8042_MAP_IRQ(x)       isa_irq_to_vector((x))
24 #else
25 # define I8042_MAP_IRQ(x)       (x)
26 #endif
27
28 #define I8042_KBD_IRQ   i8042_kbd_irq
29 #define I8042_AUX_IRQ   i8042_aux_irq
30
31 static int i8042_kbd_irq;
32 static int i8042_aux_irq;
33
34 /*
35  * Register numbers.
36  */
37
38 #define I8042_COMMAND_REG       i8042_command_reg
39 #define I8042_STATUS_REG        i8042_command_reg
40 #define I8042_DATA_REG          i8042_data_reg
41
42 static int i8042_command_reg = 0x64;
43 static int i8042_data_reg = 0x60;
44
45
46 static inline int i8042_read_data(void)
47 {
48         return inb(I8042_DATA_REG);
49 }
50
51 static inline int i8042_read_status(void)
52 {
53         return inb(I8042_STATUS_REG);
54 }
55
56 static inline void i8042_write_data(int val)
57 {
58         outb(val, I8042_DATA_REG);
59 }
60
61 static inline void i8042_write_command(int val)
62 {
63         outb(val, I8042_COMMAND_REG);
64 }
65
66 #ifdef CONFIG_X86
67
68 #include <linux/dmi.h>
69
70 static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
71         {
72                 /* AUX LOOP command does not raise AUX IRQ */
73                 .ident = "Arima-Rioworks HDAMB",
74                 .matches = {
75                         DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
76                         DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
77                         DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
78                 },
79         },
80         {
81                 /* AUX LOOP command does not raise AUX IRQ */
82                 .ident = "ASUS P65UP5",
83                 .matches = {
84                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
85                         DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
86                         DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
87                 },
88         },
89         {
90                 .ident = "Compaq Proliant 8500",
91                 .matches = {
92                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
93                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
94                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
95                 },
96         },
97         {
98                 .ident = "Compaq Proliant DL760",
99                 .matches = {
100                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
101                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
102                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
103                 },
104         },
105         {
106                 .ident = "OQO Model 01",
107                 .matches = {
108                         DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
109                         DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
110                         DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
111                 },
112         },
113         {
114                 /* AUX LOOP does not work properly */
115                 .ident = "ULI EV4873",
116                 .matches = {
117                         DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
118                         DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
119                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
120                 },
121         },
122         {
123                 .ident = "Microsoft Virtual Machine",
124                 .matches = {
125                         DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
126                         DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
127                         DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
128                 },
129         },
130         {
131                 .ident = "Medion MAM 2070",
132                 .matches = {
133                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
134                         DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
135                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
136                 },
137         },
138         {
139                 .ident = "Blue FB5601",
140                 .matches = {
141                         DMI_MATCH(DMI_SYS_VENDOR, "blue"),
142                         DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
143                         DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
144                 },
145         },
146         {
147                 .ident = "Gigabyte M912",
148                 .matches = {
149                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
150                         DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
151                         DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
152                 },
153         },
154         {
155                 .ident = "HP DV9700",
156                 .matches = {
157                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
158                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
159                         DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
160                 },
161         },
162         { }
163 };
164
165 /*
166  * Some Fujitsu notebooks are having trouble with touchpads if
167  * active multiplexing mode is activated. Luckily they don't have
168  * external PS/2 ports so we can safely disable it.
169  * ... apparently some Toshibas don't like MUX mode either and
170  * die horrible death on reboot.
171  */
172 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
173         {
174                 .ident = "Fujitsu Lifebook P7010/P7010D",
175                 .matches = {
176                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
177                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
178                 },
179         },
180         {
181                 .ident = "Fujitsu Lifebook P7010",
182                 .matches = {
183                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
184                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
185                 },
186         },
187         {
188                 .ident = "Fujitsu Lifebook P5020D",
189                 .matches = {
190                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
191                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
192                 },
193         },
194         {
195                 .ident = "Fujitsu Lifebook S2000",
196                 .matches = {
197                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
198                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
199                 },
200         },
201         {
202                 .ident = "Fujitsu Lifebook S6230",
203                 .matches = {
204                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
205                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
206                 },
207         },
208         {
209                 .ident = "Fujitsu T70H",
210                 .matches = {
211                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
212                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
213                 },
214         },
215         {
216                 .ident = "Fujitsu-Siemens Lifebook T3010",
217                 .matches = {
218                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
219                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
220                 },
221         },
222         {
223                 .ident = "Fujitsu-Siemens Lifebook E4010",
224                 .matches = {
225                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
226                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
227                 },
228         },
229         {
230                 .ident = "Fujitsu-Siemens Amilo Pro 2010",
231                 .matches = {
232                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
233                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
234                 },
235         },
236         {
237                 .ident = "Fujitsu-Siemens Amilo Pro 2030",
238                 .matches = {
239                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
240                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
241                 },
242         },
243         {
244                 /*
245                  * No data is coming from the touchscreen unless KBC
246                  * is in legacy mode.
247                  */
248                 .ident = "Panasonic CF-29",
249                 .matches = {
250                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
251                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
252                 },
253         },
254         {
255                 /*
256                  * Errors on MUX ports are reported without raising AUXDATA
257                  * causing "spurious NAK" messages.
258                  */
259                 .ident = "HP Pavilion DV4017EA",
260                 .matches = {
261                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
262                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
263                 },
264         },
265         {
266                 /*
267                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
268                  */
269                 .ident = "HP Pavilion ZT1000",
270                 .matches = {
271                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
272                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
273                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
274                 },
275         },
276         {
277                 /*
278                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
279                  */
280                 .ident = "HP Pavilion DV4270ca",
281                 .matches = {
282                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
283                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
284                 },
285         },
286         {
287                 .ident = "Toshiba P10",
288                 .matches = {
289                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
290                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
291                 },
292         },
293         {
294                 .ident = "Toshiba Equium A110",
295                 .matches = {
296                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
297                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
298                 },
299         },
300         {
301                 .ident = "Alienware Sentia",
302                 .matches = {
303                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
304                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
305                 },
306         },
307         {
308                 .ident = "Sharp Actius MM20",
309                 .matches = {
310                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
311                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
312                 },
313         },
314         {
315                 .ident = "Sony Vaio FS-115b",
316                 .matches = {
317                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
318                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
319                 },
320         },
321         {
322                 .ident = "Amoi M636/A737",
323                 .matches = {
324                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
325                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
326                 },
327         },
328         {
329                 .ident = "Lenovo 3000 n100",
330                 .matches = {
331                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
332                         DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
333                 },
334         },
335         {
336                 .ident = "Acer Aspire 1360",
337                 .matches = {
338                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
339                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
340                 },
341         },
342         {
343                 .ident = "Gericom Bellagio",
344                 .matches = {
345                         DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
346                         DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
347                 },
348         },
349         {
350                 .ident = "IBM 2656",
351                 .matches = {
352                         DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
353                         DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
354                 },
355         },
356         {
357                 .ident = "Dell XPS M1530",
358                 .matches = {
359                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
360                         DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
361                 },
362         },
363         {
364                 .ident = "Compal HEL80I",
365                 .matches = {
366                         DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
367                         DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
368                 },
369         },
370         {
371                 .ident = "Dell Vostro 1510",
372                 .matches = {
373                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
374                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
375                 },
376         },
377         { }
378 };
379
380 #ifdef CONFIG_PNP
381 static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
382         {
383                 .ident = "Intel MBO Desktop D845PESV",
384                 .matches = {
385                         DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
386                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
387                 },
388         },
389         { }
390 };
391 #endif
392
393 /*
394  * Some Wistron based laptops need us to explicitly enable the 'Dritek
395  * keyboard extension' to make their extra keys start generating scancodes.
396  * Originally, this was just confined to older laptops, but a few Acer laptops
397  * have turned up in 2007 that also need this again.
398  */
399 static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
400         {
401                 .ident = "Acer Aspire 5630",
402                 .matches = {
403                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
404                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
405                 },
406         },
407         {
408                 .ident = "Acer Aspire 5650",
409                 .matches = {
410                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
411                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
412                 },
413         },
414         {
415                 .ident = "Acer Aspire 5680",
416                 .matches = {
417                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
418                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
419                 },
420         },
421         {
422                 .ident = "Acer Aspire 5720",
423                 .matches = {
424                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
425                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
426                 },
427         },
428         {
429                 .ident = "Acer Aspire 9110",
430                 .matches = {
431                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
432                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
433                 },
434         },
435         {
436                 .ident = "Acer TravelMate 660",
437                 .matches = {
438                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
439                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
440                 },
441         },
442         {
443                 .ident = "Acer TravelMate 2490",
444                 .matches = {
445                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
446                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
447                 },
448         },
449         {
450                 .ident = "Acer TravelMate 4280",
451                 .matches = {
452                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
453                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
454                 },
455         },
456         { }
457 };
458
459 #endif /* CONFIG_X86 */
460
461 #ifdef CONFIG_PNP
462 #include <linux/pnp.h>
463
464 static int i8042_pnp_kbd_registered;
465 static unsigned int i8042_pnp_kbd_devices;
466 static int i8042_pnp_aux_registered;
467 static unsigned int i8042_pnp_aux_devices;
468
469 static int i8042_pnp_command_reg;
470 static int i8042_pnp_data_reg;
471 static int i8042_pnp_kbd_irq;
472 static int i8042_pnp_aux_irq;
473
474 static char i8042_pnp_kbd_name[32];
475 static char i8042_pnp_aux_name[32];
476
477 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
478 {
479         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
480                 i8042_pnp_data_reg = pnp_port_start(dev,0);
481
482         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
483                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
484
485         if (pnp_irq_valid(dev,0))
486                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
487
488         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
489         if (strlen(pnp_dev_name(dev))) {
490                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
491                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
492         }
493
494         i8042_pnp_kbd_devices++;
495         return 0;
496 }
497
498 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
499 {
500         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
501                 i8042_pnp_data_reg = pnp_port_start(dev,0);
502
503         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
504                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
505
506         if (pnp_irq_valid(dev, 0))
507                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
508
509         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
510         if (strlen(pnp_dev_name(dev))) {
511                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
512                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
513         }
514
515         i8042_pnp_aux_devices++;
516         return 0;
517 }
518
519 static struct pnp_device_id pnp_kbd_devids[] = {
520         { .id = "PNP0303", .driver_data = 0 },
521         { .id = "PNP030b", .driver_data = 0 },
522         { .id = "", },
523 };
524
525 static struct pnp_driver i8042_pnp_kbd_driver = {
526         .name           = "i8042 kbd",
527         .id_table       = pnp_kbd_devids,
528         .probe          = i8042_pnp_kbd_probe,
529 };
530
531 static struct pnp_device_id pnp_aux_devids[] = {
532         { .id = "FJC6000", .driver_data = 0 },
533         { .id = "FJC6001", .driver_data = 0 },
534         { .id = "PNP0f03", .driver_data = 0 },
535         { .id = "PNP0f0b", .driver_data = 0 },
536         { .id = "PNP0f0e", .driver_data = 0 },
537         { .id = "PNP0f12", .driver_data = 0 },
538         { .id = "PNP0f13", .driver_data = 0 },
539         { .id = "PNP0f19", .driver_data = 0 },
540         { .id = "PNP0f1c", .driver_data = 0 },
541         { .id = "SYN0801", .driver_data = 0 },
542         { .id = "", },
543 };
544
545 static struct pnp_driver i8042_pnp_aux_driver = {
546         .name           = "i8042 aux",
547         .id_table       = pnp_aux_devids,
548         .probe          = i8042_pnp_aux_probe,
549 };
550
551 static void i8042_pnp_exit(void)
552 {
553         if (i8042_pnp_kbd_registered) {
554                 i8042_pnp_kbd_registered = 0;
555                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
556         }
557
558         if (i8042_pnp_aux_registered) {
559                 i8042_pnp_aux_registered = 0;
560                 pnp_unregister_driver(&i8042_pnp_aux_driver);
561         }
562 }
563
564 static int __init i8042_pnp_init(void)
565 {
566         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
567         int pnp_data_busted = 0;
568         int err;
569
570 #ifdef CONFIG_X86
571         if (dmi_check_system(i8042_dmi_nopnp_table))
572                 i8042_nopnp = 1;
573 #endif
574
575         if (i8042_nopnp) {
576                 printk(KERN_INFO "i8042: PNP detection disabled\n");
577                 return 0;
578         }
579
580         err = pnp_register_driver(&i8042_pnp_kbd_driver);
581         if (!err)
582                 i8042_pnp_kbd_registered = 1;
583
584         err = pnp_register_driver(&i8042_pnp_aux_driver);
585         if (!err)
586                 i8042_pnp_aux_registered = 1;
587
588         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
589                 i8042_pnp_exit();
590 #if defined(__ia64__)
591                 return -ENODEV;
592 #else
593                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
594                 return 0;
595 #endif
596         }
597
598         if (i8042_pnp_kbd_devices)
599                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
600                         "%d", i8042_pnp_kbd_irq);
601         if (i8042_pnp_aux_devices)
602                 snprintf(aux_irq_str, sizeof(aux_irq_str),
603                         "%d", i8042_pnp_aux_irq);
604
605         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
606                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
607                 i8042_pnp_aux_name,
608                 i8042_pnp_data_reg, i8042_pnp_command_reg,
609                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
610                 aux_irq_str);
611
612 #if defined(__ia64__)
613         if (!i8042_pnp_kbd_devices)
614                 i8042_nokbd = 1;
615         if (!i8042_pnp_aux_devices)
616                 i8042_noaux = 1;
617 #endif
618
619         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
620               i8042_pnp_data_reg != i8042_data_reg) ||
621             !i8042_pnp_data_reg) {
622                 printk(KERN_WARNING
623                         "PNP: PS/2 controller has invalid data port %#x; "
624                         "using default %#x\n",
625                         i8042_pnp_data_reg, i8042_data_reg);
626                 i8042_pnp_data_reg = i8042_data_reg;
627                 pnp_data_busted = 1;
628         }
629
630         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
631               i8042_pnp_command_reg != i8042_command_reg) ||
632             !i8042_pnp_command_reg) {
633                 printk(KERN_WARNING
634                         "PNP: PS/2 controller has invalid command port %#x; "
635                         "using default %#x\n",
636                         i8042_pnp_command_reg, i8042_command_reg);
637                 i8042_pnp_command_reg = i8042_command_reg;
638                 pnp_data_busted = 1;
639         }
640
641         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
642                 printk(KERN_WARNING
643                         "PNP: PS/2 controller doesn't have KBD irq; "
644                         "using default %d\n", i8042_kbd_irq);
645                 i8042_pnp_kbd_irq = i8042_kbd_irq;
646                 pnp_data_busted = 1;
647         }
648
649         if (!i8042_noaux && !i8042_pnp_aux_irq) {
650                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
651                         printk(KERN_WARNING
652                                 "PNP: PS/2 appears to have AUX port disabled, "
653                                 "if this is incorrect please boot with "
654                                 "i8042.nopnp\n");
655                         i8042_noaux = 1;
656                 } else {
657                         printk(KERN_WARNING
658                                 "PNP: PS/2 controller doesn't have AUX irq; "
659                                 "using default %d\n", i8042_aux_irq);
660                         i8042_pnp_aux_irq = i8042_aux_irq;
661                 }
662         }
663
664         i8042_data_reg = i8042_pnp_data_reg;
665         i8042_command_reg = i8042_pnp_command_reg;
666         i8042_kbd_irq = i8042_pnp_kbd_irq;
667         i8042_aux_irq = i8042_pnp_aux_irq;
668
669         return 0;
670 }
671
672 #else
673 static inline int i8042_pnp_init(void) { return 0; }
674 static inline void i8042_pnp_exit(void) { }
675 #endif
676
677 static int __init i8042_platform_init(void)
678 {
679         int retval;
680
681 /*
682  * On ix86 platforms touching the i8042 data register region can do really
683  * bad things. Because of this the region is always reserved on ix86 boxes.
684  *
685  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
686  *              return -EBUSY;
687  */
688
689         i8042_kbd_irq = I8042_MAP_IRQ(1);
690         i8042_aux_irq = I8042_MAP_IRQ(12);
691
692         retval = i8042_pnp_init();
693         if (retval)
694                 return retval;
695
696 #if defined(__ia64__)
697         i8042_reset = 1;
698 #endif
699
700 #ifdef CONFIG_X86
701         if (dmi_check_system(i8042_dmi_noloop_table))
702                 i8042_noloop = 1;
703
704         if (dmi_check_system(i8042_dmi_nomux_table))
705                 i8042_nomux = 1;
706
707         if (dmi_check_system(i8042_dmi_dritek_table))
708                 i8042_dritek = 1;
709 #endif /* CONFIG_X86 */
710
711         return retval;
712 }
713
714 static inline void i8042_platform_exit(void)
715 {
716         i8042_pnp_exit();
717 }
718
719 #endif /* _I8042_X86IA64IO_H */