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Input: i8042 - add Gigabyte M912 netbook to noloop exception table
[deliverable/linux.git] / drivers / input / serio / i8042-x86ia64io.h
CommitLineData
1da177e4
LT		 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
31static int i8042_kbd_irq;
32static 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
42static int i8042_command_reg = 0x64;
43static int i8042_data_reg = 0x60;
44
45
46static inline int i8042_read_data(void)
47{
48 return inb(I8042_DATA_REG);
49}
50
51static inline int i8042_read_status(void)
52{
53 return inb(I8042_STATUS_REG);
54}
55
56static inline void i8042_write_data(int val)
57{
58 outb(val, I8042_DATA_REG);
59}
60
61static inline void i8042_write_command(int val)
62{
63 outb(val, I8042_COMMAND_REG);
64}
65
c3a34f43 66#ifdef CONFIG_X86
1da177e4
LT		 67
68#include <linux/dmi.h>
69
70static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
87d9173e
DT		 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 },
90245c17
DT		 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 },
1da177e4
LT		 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 },
6020bafc
BC		 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 },
8c4df74e
DT		 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 },
8bf4215e
JK		 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 },
89cdb8ce
DT		 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 },
2c6f2cb8
SB		 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 },
a6f66ddf
OÇ		 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 },
1da177e4
LT		 154 { }
155};
156
157/*
59311de3 158 * Some Fujitsu notebooks are having trouble with touchpads if
1da177e4
LT		 159 * active multiplexing mode is activated. Luckily they don't have
160 * external PS/2 ports so we can safely disable it.
59311de3
DT		 161 * ... apparently some Toshibas don't like MUX mode either and
162 * die horrible death on reboot.
1da177e4
LT		 163 */
164static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
165 {
166 .ident = "Fujitsu Lifebook P7010/P7010D",
167 .matches = {
168 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
169 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
170 },
171 },
bb06ec3c
DT		 172 {
173 .ident = "Fujitsu Lifebook P7010",
174 .matches = {
175 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
176 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
177 },
178 },
1da177e4
LT		 179 {
180 .ident = "Fujitsu Lifebook P5020D",
181 .matches = {
182 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
183 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
184 },
185 },
186 {
187 .ident = "Fujitsu Lifebook S2000",
188 .matches = {
189 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
190 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
191 },
192 },
b4ff99b6
DT		 193 {
194 .ident = "Fujitsu Lifebook S6230",
195 .matches = {
196 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
197 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
198 },
199 },
1da177e4
LT		 200 {
201 .ident = "Fujitsu T70H",
202 .matches = {
203 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
204 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
205 },
206 },
20f07944
VP		 207 {
208 .ident = "Fujitsu-Siemens Lifebook T3010",
209 .matches = {
210 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
211 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
212 },
213 },
7545c24c
DT		 214 {
215 .ident = "Fujitsu-Siemens Lifebook E4010",
216 .matches = {
217 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
218 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
219 },
220 },
3f79b1e9
JK		 221 {
222 .ident = "Fujitsu-Siemens Amilo Pro 2010",
223 .matches = {
224 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
225 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
226 },
227 },
efd51846
JK		 228 {
229 .ident = "Fujitsu-Siemens Amilo Pro 2030",
230 .matches = {
231 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
232 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
233 },
234 },
cc8310e3
DT		 235 {
236 /*
237 * No data is coming from the touchscreen unless KBC
238 * is in legacy mode.
239 */
240 .ident = "Panasonic CF-29",
241 .matches = {
242 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
243 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
244 },
245 },
6e782584
DT		 246 {
247 /*
248 * Errors on MUX ports are reported without raising AUXDATA
249 * causing "spurious NAK" messages.
250 */
251 .ident = "HP Pavilion DV4017EA",
252 .matches = {
253 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
254 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
255 },
256 },
9d9d50bb
DT		 257 {
258 /*
259 * Like DV4017EA does not raise AUXERR for errors on MUX ports.
260 */
261 .ident = "HP Pavilion ZT1000",
262 .matches = {
263 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
264 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
265 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
266 },
267 },
749aea73
EP		 268 {
269 /*
270 * Like DV4017EA does not raise AUXERR for errors on MUX ports.
271 */
272 .ident = "HP Pavilion DV4270ca",
273 .matches = {
274 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
275 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
276 },
277 },
59311de3
DT		 278 {
279 .ident = "Toshiba P10",
280 .matches = {
281 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
282 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
283 },
284 },
a91eaa16
DT		 285 {
286 .ident = "Toshiba Equium A110",
287 .matches = {
288 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
289 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
290 },
291 },
865190cd
DT		 292 {
293 .ident = "Alienware Sentia",
294 .matches = {
295 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
296 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
297 },
298 },
4eb38ac0
DT		 299 {
300 .ident = "Sharp Actius MM20",
301 .matches = {
302 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
303 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
304 },
305 },
3dd01a83
VP		 306 {
307 .ident = "Sony Vaio FS-115b",
308 .matches = {
309 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
310 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
311 },
312 },
e2df452b
CH		 313 {
314 .ident = "Amoi M636/A737",
315 .matches = {
316 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
317 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
318 },
319 },
2a2dcd65
JK		 320 {
321 .ident = "Lenovo 3000 n100",
322 .matches = {
323 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
9ce1ca28 324 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
2a2dcd65
JK		 325 },
326 },
0376bce7
JK		 327 {
328 .ident = "Acer Aspire 1360",
329 .matches = {
330 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
331 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
332 },
333 },
5b5b43d0
JK		 334 {
335 .ident = "Gericom Bellagio",
336 .matches = {
337 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
338 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
339 },
340 },
5bd8a05e
CM		 341 {
342 .ident = "IBM 2656",
343 .matches = {
344 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
345 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
346 },
347 },
786b11cc
HRK		 348 {
349 .ident = "Dell XPS M1530",
350 .matches = {
351 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
352 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
353 },
354 },
5f4ba04f
DT		 355 {
356 .ident = "Compal HEL80I",
357 .matches = {
358 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
359 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
360 },
361 },
1da177e4
LT		 362 { }
363};
364
c3a34f43
JK		 365#ifdef CONFIG_PNP
366static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
367 {
368 .ident = "Intel MBO Desktop D845PESV",
369 .matches = {
370 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
371 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
372 },
373 },
374 { }
375};
1da177e4
LT		 376#endif
377
8987fec0
CC		 378/*
379 * Some Wistron based laptops need us to explicitly enable the 'Dritek
380 * keyboard extension' to make their extra keys start generating scancodes.
381 * Originally, this was just confined to older laptops, but a few Acer laptops
382 * have turned up in 2007 that also need this again.
383 */
384static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
385 {
386 .ident = "Acer Aspire 5630",
387 .matches = {
388 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
389 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
390 },
391 },
392 {
393 .ident = "Acer Aspire 5650",
394 .matches = {
395 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
396 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
397 },
398 },
399 {
400 .ident = "Acer Aspire 5680",
401 .matches = {
402 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
403 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
404 },
405 },
0e7e92fa
CC		 406 {
407 .ident = "Acer Aspire 5720",
408 .matches = {
409 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
410 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
411 },
412 },
5799ddb5
CC		 413 {
414 .ident = "Acer Aspire 9110",
415 .matches = {
416 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
417 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
418 },
419 },
65e660aa
BP		 420 {
421 .ident = "Acer TravelMate 660",
422 .matches = {
423 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
424 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
425 },
426 },
8987fec0
CC		 427 {
428 .ident = "Acer TravelMate 2490",
429 .matches = {
430 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
431 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
432 },
433 },
8e4ae101
CC		 434 {
435 .ident = "Acer TravelMate 4280",
436 .matches = {
437 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
438 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
439 },
440 },
8987fec0
CC		 441 { }
442};
443
444#endif /* CONFIG_X86 */
445
1da177e4
LT		 446#ifdef CONFIG_PNP
447#include <linux/pnp.h>
448
449static int i8042_pnp_kbd_registered;
2bfc3c6e 450static unsigned int i8042_pnp_kbd_devices;
1da177e4 451static int i8042_pnp_aux_registered;
2bfc3c6e 452static unsigned int i8042_pnp_aux_devices;
1da177e4
LT		 453
454static int i8042_pnp_command_reg;
455static int i8042_pnp_data_reg;
456static int i8042_pnp_kbd_irq;
457static int i8042_pnp_aux_irq;
458
459static char i8042_pnp_kbd_name[32];
460static char i8042_pnp_aux_name[32];
461
462static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
463{
464 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
465 i8042_pnp_data_reg = pnp_port_start(dev,0);
466
467 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
468 i8042_pnp_command_reg = pnp_port_start(dev, 1);
469
470 if (pnp_irq_valid(dev,0))
471 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
472
8c6deb9c 473 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
1da177e4 474 if (strlen(pnp_dev_name(dev))) {
8c6deb9c
RK		 475 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
476 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
1da177e4
LT		 477 }
478
2bfc3c6e 479 i8042_pnp_kbd_devices++;
1da177e4
LT		 480 return 0;
481}
482
483static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
484{
485 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
486 i8042_pnp_data_reg = pnp_port_start(dev,0);
487
488 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
489 i8042_pnp_command_reg = pnp_port_start(dev, 1);
490
491 if (pnp_irq_valid(dev, 0))
492 i8042_pnp_aux_irq = pnp_irq(dev, 0);
493
8c6deb9c 494 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
1da177e4 495 if (strlen(pnp_dev_name(dev))) {
8c6deb9c
RK		 496 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
497 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
1da177e4
LT		 498 }
499
2bfc3c6e 500 i8042_pnp_aux_devices++;
1da177e4
LT		 501 return 0;
502}
503
504static struct pnp_device_id pnp_kbd_devids[] = {
505 { .id = "PNP0303", .driver_data = 0 },
506 { .id = "PNP030b", .driver_data = 0 },
507 { .id = "", },
508};
509
510static struct pnp_driver i8042_pnp_kbd_driver = {
511 .name = "i8042 kbd",
512 .id_table = pnp_kbd_devids,
513 .probe = i8042_pnp_kbd_probe,
514};
515
516static struct pnp_device_id pnp_aux_devids[] = {
b9973954
DT		 517 { .id = "FJC6000", .driver_data = 0 },
518 { .id = "FJC6001", .driver_data = 0 },
1da177e4
LT		 519 { .id = "PNP0f03", .driver_data = 0 },
520 { .id = "PNP0f0b", .driver_data = 0 },
521 { .id = "PNP0f0e", .driver_data = 0 },
522 { .id = "PNP0f12", .driver_data = 0 },
523 { .id = "PNP0f13", .driver_data = 0 },
524 { .id = "PNP0f19", .driver_data = 0 },
525 { .id = "PNP0f1c", .driver_data = 0 },
526 { .id = "SYN0801", .driver_data = 0 },
527 { .id = "", },
528};
529
530static struct pnp_driver i8042_pnp_aux_driver = {
531 .name = "i8042 aux",
532 .id_table = pnp_aux_devids,
533 .probe = i8042_pnp_aux_probe,
534};
535
536static void i8042_pnp_exit(void)
537{
74af42bb
KG		 538 if (i8042_pnp_kbd_registered) {
539 i8042_pnp_kbd_registered = 0;
1da177e4 540 pnp_unregister_driver(&i8042_pnp_kbd_driver);
74af42bb 541 }
1da177e4 542
74af42bb
KG		 543 if (i8042_pnp_aux_registered) {
544 i8042_pnp_aux_registered = 0;
1da177e4 545 pnp_unregister_driver(&i8042_pnp_aux_driver);
74af42bb 546 }
1da177e4
LT		 547}
548
8d5987a6 549static int __init i8042_pnp_init(void)
1da177e4 550{
c3d31e7f 551 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
080c652d 552 int pnp_data_busted = 0;
2bfc3c6e 553 int err;
1da177e4 554
c3a34f43
JK		 555#ifdef CONFIG_X86
556 if (dmi_check_system(i8042_dmi_nopnp_table))
557 i8042_nopnp = 1;
558#endif
559
1da177e4 560 if (i8042_nopnp) {
39fa5800 561 printk(KERN_INFO "i8042: PNP detection disabled\n");
1da177e4
LT		 562 return 0;
563 }
564
2bfc3c6e
BH		 565 err = pnp_register_driver(&i8042_pnp_kbd_driver);
566 if (!err)
1da177e4 567 i8042_pnp_kbd_registered = 1;
c3d31e7f 568
2bfc3c6e
BH		 569 err = pnp_register_driver(&i8042_pnp_aux_driver);
570 if (!err)
1da177e4
LT		 571 i8042_pnp_aux_registered = 1;
572
2bfc3c6e 573 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1da177e4
LT		 574 i8042_pnp_exit();
575#if defined(__ia64__)
576 return -ENODEV;
577#else
5a72afc0 578 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
1da177e4
LT		 579 return 0;
580#endif
581 }
582
2bfc3c6e 583 if (i8042_pnp_kbd_devices)
c3d31e7f
DT		 584 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
585 "%d", i8042_pnp_kbd_irq);
2bfc3c6e 586 if (i8042_pnp_aux_devices)
c3d31e7f
DT		 587 snprintf(aux_irq_str, sizeof(aux_irq_str),
588 "%d", i8042_pnp_aux_irq);
589
590 printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
2bfc3c6e 591 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f
DT		 592 i8042_pnp_aux_name,
593 i8042_pnp_data_reg, i8042_pnp_command_reg,
2bfc3c6e 594 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f
DT		 595 aux_irq_str);
596
597#if defined(__ia64__)
2bfc3c6e 598 if (!i8042_pnp_kbd_devices)
945ef0d4 599 i8042_nokbd = 1;
2bfc3c6e 600 if (!i8042_pnp_aux_devices)
c3d31e7f
DT		 601 i8042_noaux = 1;
602#endif
603
1da177e4 604 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
080c652d
DT		 605 i8042_pnp_data_reg != i8042_data_reg) ||
606 !i8042_pnp_data_reg) {
607 printk(KERN_WARNING
608 "PNP: PS/2 controller has invalid data port %#x; "
609 "using default %#x\n",
1da177e4
LT		 610 i8042_pnp_data_reg, i8042_data_reg);
611 i8042_pnp_data_reg = i8042_data_reg;
080c652d 612 pnp_data_busted = 1;
1da177e4
LT		 613 }
614
615 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
080c652d
DT		 616 i8042_pnp_command_reg != i8042_command_reg) ||
617 !i8042_pnp_command_reg) {
618 printk(KERN_WARNING
619 "PNP: PS/2 controller has invalid command port %#x; "
620 "using default %#x\n",
1da177e4
LT		 621 i8042_pnp_command_reg, i8042_command_reg);
622 i8042_pnp_command_reg = i8042_command_reg;
080c652d 623 pnp_data_busted = 1;
1da177e4
LT		 624 }
625
945ef0d4 626 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
080c652d
DT		 627 printk(KERN_WARNING
628 "PNP: PS/2 controller doesn't have KBD irq; "
629 "using default %d\n", i8042_kbd_irq);
1da177e4 630 i8042_pnp_kbd_irq = i8042_kbd_irq;
080c652d 631 pnp_data_busted = 1;
1da177e4
LT		 632 }
633
c3d31e7f 634 if (!i8042_noaux && !i8042_pnp_aux_irq) {
080c652d
DT		 635 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
636 printk(KERN_WARNING
637 "PNP: PS/2 appears to have AUX port disabled, "
638 "if this is incorrect please boot with "
639 "i8042.nopnp\n");
640 i8042_noaux = 1;
641 } else {
642 printk(KERN_WARNING
643 "PNP: PS/2 controller doesn't have AUX irq; "
644 "using default %d\n", i8042_aux_irq);
645 i8042_pnp_aux_irq = i8042_aux_irq;
646 }
1da177e4
LT		 647 }
648
1da177e4
LT		 649 i8042_data_reg = i8042_pnp_data_reg;
650 i8042_command_reg = i8042_pnp_command_reg;
651 i8042_kbd_irq = i8042_pnp_kbd_irq;
652 i8042_aux_irq = i8042_pnp_aux_irq;
653
1da177e4
LT		 654 return 0;
655}
656
8d5987a6
DT		 657#else
658static inline int i8042_pnp_init(void) { return 0; }
659static inline void i8042_pnp_exit(void) { }
1da177e4
LT		 660#endif
661
8d5987a6 662static int __init i8042_platform_init(void)
1da177e4 663{
8d5987a6
DT		 664 int retval;
665
1da177e4
LT		 666/*
667 * On ix86 platforms touching the i8042 data register region can do really
668 * bad things. Because of this the region is always reserved on ix86 boxes.
669 *
670 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
8d5987a6 671 * return -EBUSY;
1da177e4
LT		 672 */
673
674 i8042_kbd_irq = I8042_MAP_IRQ(1);
675 i8042_aux_irq = I8042_MAP_IRQ(12);
676
8d5987a6
DT		 677 retval = i8042_pnp_init();
678 if (retval)
679 return retval;
1da177e4
LT		 680
681#if defined(__ia64__)
682 i8042_reset = 1;
683#endif
684
c3a34f43 685#ifdef CONFIG_X86
1da177e4
LT		 686 if (dmi_check_system(i8042_dmi_noloop_table))
687 i8042_noloop = 1;
688
689 if (dmi_check_system(i8042_dmi_nomux_table))
690 i8042_nomux = 1;
1da177e4 691
8987fec0
CC		 692 if (dmi_check_system(i8042_dmi_dritek_table))
693 i8042_dritek = 1;
694#endif /* CONFIG_X86 */
695
8d5987a6 696 return retval;
1da177e4
LT		 697}
698
699static inline void i8042_platform_exit(void)
700{
1da177e4 701 i8042_pnp_exit();
1da177e4
LT		 702}
703
704#endif /* _I8042_X86IA64IO_H */
Linux kernel - Deliverables
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