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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 | ||
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 | #if defined(__i386__) | |
67 | ||
68 | #include <linux/dmi.h> | |
69 | ||
70 | static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = { | |
90245c17 DT |
71 | { |
72 | /* AUX LOOP command does not raise AUX IRQ */ | |
73 | .ident = "ASUS P65UP5", | |
74 | .matches = { | |
75 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), | |
76 | DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"), | |
77 | DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"), | |
78 | }, | |
79 | }, | |
1da177e4 LT |
80 | { |
81 | .ident = "Compaq Proliant 8500", | |
82 | .matches = { | |
83 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), | |
84 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), | |
85 | DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), | |
86 | }, | |
87 | }, | |
88 | { | |
89 | .ident = "Compaq Proliant DL760", | |
90 | .matches = { | |
91 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), | |
92 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), | |
93 | DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), | |
94 | }, | |
95 | }, | |
6020bafc BC |
96 | { |
97 | .ident = "OQO Model 01", | |
98 | .matches = { | |
99 | DMI_MATCH(DMI_SYS_VENDOR, "OQO"), | |
100 | DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), | |
101 | DMI_MATCH(DMI_PRODUCT_VERSION, "00"), | |
102 | }, | |
103 | }, | |
8c4df74e DT |
104 | { |
105 | /* AUX LOOP does not work properly */ | |
106 | .ident = "ULI EV4873", | |
107 | .matches = { | |
108 | DMI_MATCH(DMI_SYS_VENDOR, "ULI"), | |
109 | DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), | |
110 | DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), | |
111 | }, | |
112 | }, | |
8bf4215e JK |
113 | { |
114 | .ident = "Microsoft Virtual Machine", | |
115 | .matches = { | |
116 | DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), | |
117 | DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), | |
118 | DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), | |
119 | }, | |
120 | }, | |
1da177e4 LT |
121 | { } |
122 | }; | |
123 | ||
124 | /* | |
59311de3 | 125 | * Some Fujitsu notebooks are having trouble with touchpads if |
1da177e4 LT |
126 | * active multiplexing mode is activated. Luckily they don't have |
127 | * external PS/2 ports so we can safely disable it. | |
59311de3 DT |
128 | * ... apparently some Toshibas don't like MUX mode either and |
129 | * die horrible death on reboot. | |
1da177e4 LT |
130 | */ |
131 | static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = { | |
132 | { | |
133 | .ident = "Fujitsu Lifebook P7010/P7010D", | |
134 | .matches = { | |
135 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
136 | DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), | |
137 | }, | |
138 | }, | |
bb06ec3c DT |
139 | { |
140 | .ident = "Fujitsu Lifebook P7010", | |
141 | .matches = { | |
142 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
143 | DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), | |
144 | }, | |
145 | }, | |
1da177e4 LT |
146 | { |
147 | .ident = "Fujitsu Lifebook P5020D", | |
148 | .matches = { | |
149 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
150 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), | |
151 | }, | |
152 | }, | |
153 | { | |
154 | .ident = "Fujitsu Lifebook S2000", | |
155 | .matches = { | |
156 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
157 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), | |
158 | }, | |
159 | }, | |
b4ff99b6 DT |
160 | { |
161 | .ident = "Fujitsu Lifebook S6230", | |
162 | .matches = { | |
163 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
164 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), | |
165 | }, | |
166 | }, | |
1da177e4 LT |
167 | { |
168 | .ident = "Fujitsu T70H", | |
169 | .matches = { | |
170 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
171 | DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), | |
172 | }, | |
173 | }, | |
20f07944 VP |
174 | { |
175 | .ident = "Fujitsu-Siemens Lifebook T3010", | |
176 | .matches = { | |
177 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
178 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), | |
179 | }, | |
180 | }, | |
7545c24c DT |
181 | { |
182 | .ident = "Fujitsu-Siemens Lifebook E4010", | |
183 | .matches = { | |
184 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
185 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), | |
186 | }, | |
187 | }, | |
cc8310e3 DT |
188 | { |
189 | /* | |
190 | * No data is coming from the touchscreen unless KBC | |
191 | * is in legacy mode. | |
192 | */ | |
193 | .ident = "Panasonic CF-29", | |
194 | .matches = { | |
195 | DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), | |
196 | DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), | |
197 | }, | |
198 | }, | |
6e782584 DT |
199 | { |
200 | /* | |
201 | * Errors on MUX ports are reported without raising AUXDATA | |
202 | * causing "spurious NAK" messages. | |
203 | */ | |
204 | .ident = "HP Pavilion DV4017EA", | |
205 | .matches = { | |
206 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
207 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), | |
208 | }, | |
209 | }, | |
9d9d50bb DT |
210 | { |
211 | /* | |
212 | * Like DV4017EA does not raise AUXERR for errors on MUX ports. | |
213 | */ | |
214 | .ident = "HP Pavilion ZT1000", | |
215 | .matches = { | |
216 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
217 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), | |
218 | DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), | |
219 | }, | |
220 | }, | |
749aea73 EP |
221 | { |
222 | /* | |
223 | * Like DV4017EA does not raise AUXERR for errors on MUX ports. | |
224 | */ | |
225 | .ident = "HP Pavilion DV4270ca", | |
226 | .matches = { | |
227 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
228 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), | |
229 | }, | |
230 | }, | |
59311de3 DT |
231 | { |
232 | .ident = "Toshiba P10", | |
233 | .matches = { | |
234 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
235 | DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), | |
236 | }, | |
237 | }, | |
a91eaa16 DT |
238 | { |
239 | .ident = "Toshiba Equium A110", | |
240 | .matches = { | |
241 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
242 | DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), | |
243 | }, | |
244 | }, | |
865190cd DT |
245 | { |
246 | .ident = "Alienware Sentia", | |
247 | .matches = { | |
248 | DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), | |
249 | DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), | |
250 | }, | |
251 | }, | |
4eb38ac0 DT |
252 | { |
253 | .ident = "Sharp Actius MM20", | |
254 | .matches = { | |
255 | DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), | |
256 | DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), | |
257 | }, | |
258 | }, | |
3dd01a83 VP |
259 | { |
260 | .ident = "Sony Vaio FS-115b", | |
261 | .matches = { | |
262 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | |
263 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), | |
264 | }, | |
265 | }, | |
e2df452b CH |
266 | { |
267 | .ident = "Amoi M636/A737", | |
268 | .matches = { | |
269 | DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), | |
270 | DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), | |
271 | }, | |
272 | }, | |
1da177e4 LT |
273 | { } |
274 | }; | |
275 | ||
276 | ||
277 | ||
278 | #endif | |
279 | ||
280 | ||
281 | #ifdef CONFIG_PNP | |
282 | #include <linux/pnp.h> | |
283 | ||
284 | static int i8042_pnp_kbd_registered; | |
2bfc3c6e | 285 | static unsigned int i8042_pnp_kbd_devices; |
1da177e4 | 286 | static int i8042_pnp_aux_registered; |
2bfc3c6e | 287 | static unsigned int i8042_pnp_aux_devices; |
1da177e4 LT |
288 | |
289 | static int i8042_pnp_command_reg; | |
290 | static int i8042_pnp_data_reg; | |
291 | static int i8042_pnp_kbd_irq; | |
292 | static int i8042_pnp_aux_irq; | |
293 | ||
294 | static char i8042_pnp_kbd_name[32]; | |
295 | static char i8042_pnp_aux_name[32]; | |
296 | ||
297 | static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
298 | { | |
299 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
300 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
301 | ||
302 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
303 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
304 | ||
305 | if (pnp_irq_valid(dev,0)) | |
306 | i8042_pnp_kbd_irq = pnp_irq(dev, 0); | |
307 | ||
308 | strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); | |
309 | if (strlen(pnp_dev_name(dev))) { | |
310 | strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); | |
311 | strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); | |
312 | } | |
313 | ||
2bfc3c6e | 314 | i8042_pnp_kbd_devices++; |
1da177e4 LT |
315 | return 0; |
316 | } | |
317 | ||
318 | static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
319 | { | |
320 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
321 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
322 | ||
323 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
324 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
325 | ||
326 | if (pnp_irq_valid(dev, 0)) | |
327 | i8042_pnp_aux_irq = pnp_irq(dev, 0); | |
328 | ||
329 | strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); | |
330 | if (strlen(pnp_dev_name(dev))) { | |
331 | strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); | |
332 | strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); | |
333 | } | |
334 | ||
2bfc3c6e | 335 | i8042_pnp_aux_devices++; |
1da177e4 LT |
336 | return 0; |
337 | } | |
338 | ||
339 | static struct pnp_device_id pnp_kbd_devids[] = { | |
340 | { .id = "PNP0303", .driver_data = 0 }, | |
341 | { .id = "PNP030b", .driver_data = 0 }, | |
342 | { .id = "", }, | |
343 | }; | |
344 | ||
345 | static struct pnp_driver i8042_pnp_kbd_driver = { | |
346 | .name = "i8042 kbd", | |
347 | .id_table = pnp_kbd_devids, | |
348 | .probe = i8042_pnp_kbd_probe, | |
349 | }; | |
350 | ||
351 | static struct pnp_device_id pnp_aux_devids[] = { | |
b9973954 DT |
352 | { .id = "FJC6000", .driver_data = 0 }, |
353 | { .id = "FJC6001", .driver_data = 0 }, | |
1da177e4 LT |
354 | { .id = "PNP0f03", .driver_data = 0 }, |
355 | { .id = "PNP0f0b", .driver_data = 0 }, | |
356 | { .id = "PNP0f0e", .driver_data = 0 }, | |
357 | { .id = "PNP0f12", .driver_data = 0 }, | |
358 | { .id = "PNP0f13", .driver_data = 0 }, | |
359 | { .id = "PNP0f19", .driver_data = 0 }, | |
360 | { .id = "PNP0f1c", .driver_data = 0 }, | |
361 | { .id = "SYN0801", .driver_data = 0 }, | |
362 | { .id = "", }, | |
363 | }; | |
364 | ||
365 | static struct pnp_driver i8042_pnp_aux_driver = { | |
366 | .name = "i8042 aux", | |
367 | .id_table = pnp_aux_devids, | |
368 | .probe = i8042_pnp_aux_probe, | |
369 | }; | |
370 | ||
371 | static void i8042_pnp_exit(void) | |
372 | { | |
74af42bb KG |
373 | if (i8042_pnp_kbd_registered) { |
374 | i8042_pnp_kbd_registered = 0; | |
1da177e4 | 375 | pnp_unregister_driver(&i8042_pnp_kbd_driver); |
74af42bb | 376 | } |
1da177e4 | 377 | |
74af42bb KG |
378 | if (i8042_pnp_aux_registered) { |
379 | i8042_pnp_aux_registered = 0; | |
1da177e4 | 380 | pnp_unregister_driver(&i8042_pnp_aux_driver); |
74af42bb | 381 | } |
1da177e4 LT |
382 | } |
383 | ||
8d5987a6 | 384 | static int __init i8042_pnp_init(void) |
1da177e4 | 385 | { |
c3d31e7f | 386 | char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; |
080c652d | 387 | int pnp_data_busted = 0; |
2bfc3c6e | 388 | int err; |
1da177e4 LT |
389 | |
390 | if (i8042_nopnp) { | |
39fa5800 | 391 | printk(KERN_INFO "i8042: PNP detection disabled\n"); |
1da177e4 LT |
392 | return 0; |
393 | } | |
394 | ||
2bfc3c6e BH |
395 | err = pnp_register_driver(&i8042_pnp_kbd_driver); |
396 | if (!err) | |
1da177e4 | 397 | i8042_pnp_kbd_registered = 1; |
c3d31e7f | 398 | |
2bfc3c6e BH |
399 | err = pnp_register_driver(&i8042_pnp_aux_driver); |
400 | if (!err) | |
1da177e4 LT |
401 | i8042_pnp_aux_registered = 1; |
402 | ||
2bfc3c6e | 403 | if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) { |
1da177e4 LT |
404 | i8042_pnp_exit(); |
405 | #if defined(__ia64__) | |
406 | return -ENODEV; | |
407 | #else | |
5a72afc0 | 408 | printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n"); |
1da177e4 LT |
409 | return 0; |
410 | #endif | |
411 | } | |
412 | ||
2bfc3c6e | 413 | if (i8042_pnp_kbd_devices) |
c3d31e7f DT |
414 | snprintf(kbd_irq_str, sizeof(kbd_irq_str), |
415 | "%d", i8042_pnp_kbd_irq); | |
2bfc3c6e | 416 | if (i8042_pnp_aux_devices) |
c3d31e7f DT |
417 | snprintf(aux_irq_str, sizeof(aux_irq_str), |
418 | "%d", i8042_pnp_aux_irq); | |
419 | ||
420 | printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n", | |
2bfc3c6e | 421 | i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", |
c3d31e7f DT |
422 | i8042_pnp_aux_name, |
423 | i8042_pnp_data_reg, i8042_pnp_command_reg, | |
2bfc3c6e | 424 | kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", |
c3d31e7f DT |
425 | aux_irq_str); |
426 | ||
427 | #if defined(__ia64__) | |
2bfc3c6e | 428 | if (!i8042_pnp_kbd_devices) |
945ef0d4 | 429 | i8042_nokbd = 1; |
2bfc3c6e | 430 | if (!i8042_pnp_aux_devices) |
c3d31e7f DT |
431 | i8042_noaux = 1; |
432 | #endif | |
433 | ||
1da177e4 | 434 | if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && |
080c652d DT |
435 | i8042_pnp_data_reg != i8042_data_reg) || |
436 | !i8042_pnp_data_reg) { | |
437 | printk(KERN_WARNING | |
438 | "PNP: PS/2 controller has invalid data port %#x; " | |
439 | "using default %#x\n", | |
1da177e4 LT |
440 | i8042_pnp_data_reg, i8042_data_reg); |
441 | i8042_pnp_data_reg = i8042_data_reg; | |
080c652d | 442 | pnp_data_busted = 1; |
1da177e4 LT |
443 | } |
444 | ||
445 | if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && | |
080c652d DT |
446 | i8042_pnp_command_reg != i8042_command_reg) || |
447 | !i8042_pnp_command_reg) { | |
448 | printk(KERN_WARNING | |
449 | "PNP: PS/2 controller has invalid command port %#x; " | |
450 | "using default %#x\n", | |
1da177e4 LT |
451 | i8042_pnp_command_reg, i8042_command_reg); |
452 | i8042_pnp_command_reg = i8042_command_reg; | |
080c652d | 453 | pnp_data_busted = 1; |
1da177e4 LT |
454 | } |
455 | ||
945ef0d4 | 456 | if (!i8042_nokbd && !i8042_pnp_kbd_irq) { |
080c652d DT |
457 | printk(KERN_WARNING |
458 | "PNP: PS/2 controller doesn't have KBD irq; " | |
459 | "using default %d\n", i8042_kbd_irq); | |
1da177e4 | 460 | i8042_pnp_kbd_irq = i8042_kbd_irq; |
080c652d | 461 | pnp_data_busted = 1; |
1da177e4 LT |
462 | } |
463 | ||
c3d31e7f | 464 | if (!i8042_noaux && !i8042_pnp_aux_irq) { |
080c652d DT |
465 | if (!pnp_data_busted && i8042_pnp_kbd_irq) { |
466 | printk(KERN_WARNING | |
467 | "PNP: PS/2 appears to have AUX port disabled, " | |
468 | "if this is incorrect please boot with " | |
469 | "i8042.nopnp\n"); | |
470 | i8042_noaux = 1; | |
471 | } else { | |
472 | printk(KERN_WARNING | |
473 | "PNP: PS/2 controller doesn't have AUX irq; " | |
474 | "using default %d\n", i8042_aux_irq); | |
475 | i8042_pnp_aux_irq = i8042_aux_irq; | |
476 | } | |
1da177e4 LT |
477 | } |
478 | ||
1da177e4 LT |
479 | i8042_data_reg = i8042_pnp_data_reg; |
480 | i8042_command_reg = i8042_pnp_command_reg; | |
481 | i8042_kbd_irq = i8042_pnp_kbd_irq; | |
482 | i8042_aux_irq = i8042_pnp_aux_irq; | |
483 | ||
1da177e4 LT |
484 | return 0; |
485 | } | |
486 | ||
8d5987a6 DT |
487 | #else |
488 | static inline int i8042_pnp_init(void) { return 0; } | |
489 | static inline void i8042_pnp_exit(void) { } | |
1da177e4 LT |
490 | #endif |
491 | ||
8d5987a6 | 492 | static int __init i8042_platform_init(void) |
1da177e4 | 493 | { |
8d5987a6 DT |
494 | int retval; |
495 | ||
1da177e4 LT |
496 | /* |
497 | * On ix86 platforms touching the i8042 data register region can do really | |
498 | * bad things. Because of this the region is always reserved on ix86 boxes. | |
499 | * | |
500 | * if (!request_region(I8042_DATA_REG, 16, "i8042")) | |
8d5987a6 | 501 | * return -EBUSY; |
1da177e4 LT |
502 | */ |
503 | ||
504 | i8042_kbd_irq = I8042_MAP_IRQ(1); | |
505 | i8042_aux_irq = I8042_MAP_IRQ(12); | |
506 | ||
8d5987a6 DT |
507 | retval = i8042_pnp_init(); |
508 | if (retval) | |
509 | return retval; | |
1da177e4 LT |
510 | |
511 | #if defined(__ia64__) | |
512 | i8042_reset = 1; | |
513 | #endif | |
514 | ||
515 | #if defined(__i386__) | |
516 | if (dmi_check_system(i8042_dmi_noloop_table)) | |
517 | i8042_noloop = 1; | |
518 | ||
519 | if (dmi_check_system(i8042_dmi_nomux_table)) | |
520 | i8042_nomux = 1; | |
521 | #endif | |
522 | ||
8d5987a6 | 523 | return retval; |
1da177e4 LT |
524 | } |
525 | ||
526 | static inline void i8042_platform_exit(void) | |
527 | { | |
1da177e4 | 528 | i8042_pnp_exit(); |
1da177e4 LT |
529 | } |
530 | ||
531 | #endif /* _I8042_X86IA64IO_H */ |