Input: i8042 - add Thinkpad R31 to nomux 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 };
140
141 /*
142  * Some Fujitsu notebooks are having trouble with touchpads if
143  * active multiplexing mode is activated. Luckily they don't have
144  * external PS/2 ports so we can safely disable it.
145  * ... apparently some Toshibas don't like MUX mode either and
146  * die horrible death on reboot.
147  */
148 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
149         {
150                 .ident = "Fujitsu Lifebook P7010/P7010D",
151                 .matches = {
152                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
153                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
154                 },
155         },
156         {
157                 .ident = "Fujitsu Lifebook P7010",
158                 .matches = {
159                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
160                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
161                 },
162         },
163         {
164                 .ident = "Fujitsu Lifebook P5020D",
165                 .matches = {
166                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
167                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
168                 },
169         },
170         {
171                 .ident = "Fujitsu Lifebook S2000",
172                 .matches = {
173                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
174                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
175                 },
176         },
177         {
178                 .ident = "Fujitsu Lifebook S6230",
179                 .matches = {
180                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
181                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
182                 },
183         },
184         {
185                 .ident = "Fujitsu T70H",
186                 .matches = {
187                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
188                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
189                 },
190         },
191         {
192                 .ident = "Fujitsu-Siemens Lifebook T3010",
193                 .matches = {
194                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
195                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
196                 },
197         },
198         {
199                 .ident = "Fujitsu-Siemens Lifebook E4010",
200                 .matches = {
201                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
202                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
203                 },
204         },
205         {
206                 .ident = "Fujitsu-Siemens Amilo Pro 2010",
207                 .matches = {
208                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
209                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
210                 },
211         },
212         {
213                 .ident = "Fujitsu-Siemens Amilo Pro 2030",
214                 .matches = {
215                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
216                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
217                 },
218         },
219         {
220                 /*
221                  * No data is coming from the touchscreen unless KBC
222                  * is in legacy mode.
223                  */
224                 .ident = "Panasonic CF-29",
225                 .matches = {
226                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
227                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
228                 },
229         },
230         {
231                 /*
232                  * Errors on MUX ports are reported without raising AUXDATA
233                  * causing "spurious NAK" messages.
234                  */
235                 .ident = "HP Pavilion DV4017EA",
236                 .matches = {
237                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
238                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
239                 },
240         },
241         {
242                 /*
243                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
244                  */
245                 .ident = "HP Pavilion ZT1000",
246                 .matches = {
247                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
248                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
249                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
250                 },
251         },
252         {
253                 /*
254                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
255                  */
256                 .ident = "HP Pavilion DV4270ca",
257                 .matches = {
258                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
259                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
260                 },
261         },
262         {
263                 .ident = "Toshiba P10",
264                 .matches = {
265                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
266                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
267                 },
268         },
269         {
270                 .ident = "Toshiba Equium A110",
271                 .matches = {
272                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
273                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
274                 },
275         },
276         {
277                 .ident = "Alienware Sentia",
278                 .matches = {
279                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
280                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
281                 },
282         },
283         {
284                 .ident = "Sharp Actius MM20",
285                 .matches = {
286                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
287                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
288                 },
289         },
290         {
291                 .ident = "Sony Vaio FS-115b",
292                 .matches = {
293                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
294                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
295                 },
296         },
297         {
298                 .ident = "Amoi M636/A737",
299                 .matches = {
300                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
301                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
302                 },
303         },
304         {
305                 .ident = "Lenovo 3000 n100",
306                 .matches = {
307                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
308                         DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
309                 },
310         },
311         {
312                 .ident = "Acer Aspire 1360",
313                 .matches = {
314                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
315                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
316                 },
317         },
318         {
319                 .ident = "Gericom Bellagio",
320                 .matches = {
321                         DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
322                         DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
323                 },
324         },
325         {
326                 .ident = "IBM 2656",
327                 .matches = {
328                         DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
329                         DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
330                 },
331         },
332         { }
333 };
334
335 #ifdef CONFIG_PNP
336 static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
337         {
338                 .ident = "Intel MBO Desktop D845PESV",
339                 .matches = {
340                         DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
341                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
342                 },
343         },
344         { }
345 };
346 #endif
347
348 /*
349  * Some Wistron based laptops need us to explicitly enable the 'Dritek
350  * keyboard extension' to make their extra keys start generating scancodes.
351  * Originally, this was just confined to older laptops, but a few Acer laptops
352  * have turned up in 2007 that also need this again.
353  */
354 static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
355         {
356                 .ident = "Acer Aspire 5630",
357                 .matches = {
358                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
359                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
360                 },
361         },
362         {
363                 .ident = "Acer Aspire 5650",
364                 .matches = {
365                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
366                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
367                 },
368         },
369         {
370                 .ident = "Acer Aspire 5680",
371                 .matches = {
372                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
373                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
374                 },
375         },
376         {
377                 .ident = "Acer Aspire 5720",
378                 .matches = {
379                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
380                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
381                 },
382         },
383         {
384                 .ident = "Acer Aspire 9110",
385                 .matches = {
386                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
387                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
388                 },
389         },
390         {
391                 .ident = "Acer TravelMate 660",
392                 .matches = {
393                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
394                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
395                 },
396         },
397         {
398                 .ident = "Acer TravelMate 2490",
399                 .matches = {
400                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
401                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
402                 },
403         },
404         { }
405 };
406
407 #endif /* CONFIG_X86 */
408
409 #ifdef CONFIG_PNP
410 #include <linux/pnp.h>
411
412 static int i8042_pnp_kbd_registered;
413 static unsigned int i8042_pnp_kbd_devices;
414 static int i8042_pnp_aux_registered;
415 static unsigned int i8042_pnp_aux_devices;
416
417 static int i8042_pnp_command_reg;
418 static int i8042_pnp_data_reg;
419 static int i8042_pnp_kbd_irq;
420 static int i8042_pnp_aux_irq;
421
422 static char i8042_pnp_kbd_name[32];
423 static char i8042_pnp_aux_name[32];
424
425 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
426 {
427         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
428                 i8042_pnp_data_reg = pnp_port_start(dev,0);
429
430         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
431                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
432
433         if (pnp_irq_valid(dev,0))
434                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
435
436         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
437         if (strlen(pnp_dev_name(dev))) {
438                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
439                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
440         }
441
442         i8042_pnp_kbd_devices++;
443         return 0;
444 }
445
446 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
447 {
448         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
449                 i8042_pnp_data_reg = pnp_port_start(dev,0);
450
451         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
452                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
453
454         if (pnp_irq_valid(dev, 0))
455                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
456
457         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
458         if (strlen(pnp_dev_name(dev))) {
459                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
460                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
461         }
462
463         i8042_pnp_aux_devices++;
464         return 0;
465 }
466
467 static struct pnp_device_id pnp_kbd_devids[] = {
468         { .id = "PNP0303", .driver_data = 0 },
469         { .id = "PNP030b", .driver_data = 0 },
470         { .id = "", },
471 };
472
473 static struct pnp_driver i8042_pnp_kbd_driver = {
474         .name           = "i8042 kbd",
475         .id_table       = pnp_kbd_devids,
476         .probe          = i8042_pnp_kbd_probe,
477 };
478
479 static struct pnp_device_id pnp_aux_devids[] = {
480         { .id = "FJC6000", .driver_data = 0 },
481         { .id = "FJC6001", .driver_data = 0 },
482         { .id = "PNP0f03", .driver_data = 0 },
483         { .id = "PNP0f0b", .driver_data = 0 },
484         { .id = "PNP0f0e", .driver_data = 0 },
485         { .id = "PNP0f12", .driver_data = 0 },
486         { .id = "PNP0f13", .driver_data = 0 },
487         { .id = "PNP0f19", .driver_data = 0 },
488         { .id = "PNP0f1c", .driver_data = 0 },
489         { .id = "SYN0801", .driver_data = 0 },
490         { .id = "", },
491 };
492
493 static struct pnp_driver i8042_pnp_aux_driver = {
494         .name           = "i8042 aux",
495         .id_table       = pnp_aux_devids,
496         .probe          = i8042_pnp_aux_probe,
497 };
498
499 static void i8042_pnp_exit(void)
500 {
501         if (i8042_pnp_kbd_registered) {
502                 i8042_pnp_kbd_registered = 0;
503                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
504         }
505
506         if (i8042_pnp_aux_registered) {
507                 i8042_pnp_aux_registered = 0;
508                 pnp_unregister_driver(&i8042_pnp_aux_driver);
509         }
510 }
511
512 static int __init i8042_pnp_init(void)
513 {
514         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
515         int pnp_data_busted = 0;
516         int err;
517
518 #ifdef CONFIG_X86
519         if (dmi_check_system(i8042_dmi_nopnp_table))
520                 i8042_nopnp = 1;
521 #endif
522
523         if (i8042_nopnp) {
524                 printk(KERN_INFO "i8042: PNP detection disabled\n");
525                 return 0;
526         }
527
528         err = pnp_register_driver(&i8042_pnp_kbd_driver);
529         if (!err)
530                 i8042_pnp_kbd_registered = 1;
531
532         err = pnp_register_driver(&i8042_pnp_aux_driver);
533         if (!err)
534                 i8042_pnp_aux_registered = 1;
535
536         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
537                 i8042_pnp_exit();
538 #if defined(__ia64__)
539                 return -ENODEV;
540 #else
541                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
542                 return 0;
543 #endif
544         }
545
546         if (i8042_pnp_kbd_devices)
547                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
548                         "%d", i8042_pnp_kbd_irq);
549         if (i8042_pnp_aux_devices)
550                 snprintf(aux_irq_str, sizeof(aux_irq_str),
551                         "%d", i8042_pnp_aux_irq);
552
553         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
554                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
555                 i8042_pnp_aux_name,
556                 i8042_pnp_data_reg, i8042_pnp_command_reg,
557                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
558                 aux_irq_str);
559
560 #if defined(__ia64__)
561         if (!i8042_pnp_kbd_devices)
562                 i8042_nokbd = 1;
563         if (!i8042_pnp_aux_devices)
564                 i8042_noaux = 1;
565 #endif
566
567         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
568               i8042_pnp_data_reg != i8042_data_reg) ||
569             !i8042_pnp_data_reg) {
570                 printk(KERN_WARNING
571                         "PNP: PS/2 controller has invalid data port %#x; "
572                         "using default %#x\n",
573                         i8042_pnp_data_reg, i8042_data_reg);
574                 i8042_pnp_data_reg = i8042_data_reg;
575                 pnp_data_busted = 1;
576         }
577
578         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
579               i8042_pnp_command_reg != i8042_command_reg) ||
580             !i8042_pnp_command_reg) {
581                 printk(KERN_WARNING
582                         "PNP: PS/2 controller has invalid command port %#x; "
583                         "using default %#x\n",
584                         i8042_pnp_command_reg, i8042_command_reg);
585                 i8042_pnp_command_reg = i8042_command_reg;
586                 pnp_data_busted = 1;
587         }
588
589         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
590                 printk(KERN_WARNING
591                         "PNP: PS/2 controller doesn't have KBD irq; "
592                         "using default %d\n", i8042_kbd_irq);
593                 i8042_pnp_kbd_irq = i8042_kbd_irq;
594                 pnp_data_busted = 1;
595         }
596
597         if (!i8042_noaux && !i8042_pnp_aux_irq) {
598                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
599                         printk(KERN_WARNING
600                                 "PNP: PS/2 appears to have AUX port disabled, "
601                                 "if this is incorrect please boot with "
602                                 "i8042.nopnp\n");
603                         i8042_noaux = 1;
604                 } else {
605                         printk(KERN_WARNING
606                                 "PNP: PS/2 controller doesn't have AUX irq; "
607                                 "using default %d\n", i8042_aux_irq);
608                         i8042_pnp_aux_irq = i8042_aux_irq;
609                 }
610         }
611
612         i8042_data_reg = i8042_pnp_data_reg;
613         i8042_command_reg = i8042_pnp_command_reg;
614         i8042_kbd_irq = i8042_pnp_kbd_irq;
615         i8042_aux_irq = i8042_pnp_aux_irq;
616
617         return 0;
618 }
619
620 #else
621 static inline int i8042_pnp_init(void) { return 0; }
622 static inline void i8042_pnp_exit(void) { }
623 #endif
624
625 static int __init i8042_platform_init(void)
626 {
627         int retval;
628
629 /*
630  * On ix86 platforms touching the i8042 data register region can do really
631  * bad things. Because of this the region is always reserved on ix86 boxes.
632  *
633  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
634  *              return -EBUSY;
635  */
636
637         i8042_kbd_irq = I8042_MAP_IRQ(1);
638         i8042_aux_irq = I8042_MAP_IRQ(12);
639
640         retval = i8042_pnp_init();
641         if (retval)
642                 return retval;
643
644 #if defined(__ia64__)
645         i8042_reset = 1;
646 #endif
647
648 #ifdef CONFIG_X86
649         if (dmi_check_system(i8042_dmi_noloop_table))
650                 i8042_noloop = 1;
651
652         if (dmi_check_system(i8042_dmi_nomux_table))
653                 i8042_nomux = 1;
654
655         if (dmi_check_system(i8042_dmi_dritek_table))
656                 i8042_dritek = 1;
657 #endif /* CONFIG_X86 */
658
659         return retval;
660 }
661
662 static inline void i8042_platform_exit(void)
663 {
664         i8042_pnp_exit();
665 }
666
667 #endif /* _I8042_X86IA64IO_H */