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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[] = { | |
71 | { | |
72 | .ident = "Compaq Proliant 8500", | |
73 | .matches = { | |
74 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), | |
75 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), | |
76 | DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), | |
77 | }, | |
78 | }, | |
79 | { | |
80 | .ident = "Compaq Proliant DL760", | |
81 | .matches = { | |
82 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), | |
83 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), | |
84 | DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), | |
85 | }, | |
86 | }, | |
87 | { } | |
88 | }; | |
89 | ||
90 | /* | |
59311de3 | 91 | * Some Fujitsu notebooks are having trouble with touchpads if |
1da177e4 LT |
92 | * active multiplexing mode is activated. Luckily they don't have |
93 | * external PS/2 ports so we can safely disable it. | |
59311de3 DT |
94 | * ... apparently some Toshibas don't like MUX mode either and |
95 | * die horrible death on reboot. | |
1da177e4 LT |
96 | */ |
97 | static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = { | |
98 | { | |
99 | .ident = "Fujitsu Lifebook P7010/P7010D", | |
100 | .matches = { | |
101 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
102 | DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), | |
103 | }, | |
104 | }, | |
105 | { | |
106 | .ident = "Fujitsu Lifebook P5020D", | |
107 | .matches = { | |
108 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
109 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), | |
110 | }, | |
111 | }, | |
112 | { | |
113 | .ident = "Fujitsu Lifebook S2000", | |
114 | .matches = { | |
115 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
116 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), | |
117 | }, | |
118 | }, | |
b4ff99b6 DT |
119 | { |
120 | .ident = "Fujitsu Lifebook S6230", | |
121 | .matches = { | |
122 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
123 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), | |
124 | }, | |
125 | }, | |
1da177e4 LT |
126 | { |
127 | .ident = "Fujitsu T70H", | |
128 | .matches = { | |
129 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), | |
130 | DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), | |
131 | }, | |
132 | }, | |
20f07944 VP |
133 | { |
134 | .ident = "Fujitsu-Siemens Lifebook T3010", | |
135 | .matches = { | |
136 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
137 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), | |
138 | }, | |
139 | }, | |
59311de3 DT |
140 | { |
141 | .ident = "Toshiba P10", | |
142 | .matches = { | |
143 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
144 | DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), | |
145 | }, | |
146 | }, | |
865190cd DT |
147 | { |
148 | .ident = "Alienware Sentia", | |
149 | .matches = { | |
150 | DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), | |
151 | DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), | |
152 | }, | |
153 | }, | |
1da177e4 LT |
154 | { } |
155 | }; | |
156 | ||
157 | ||
158 | ||
159 | #endif | |
160 | ||
161 | ||
162 | #ifdef CONFIG_PNP | |
163 | #include <linux/pnp.h> | |
164 | ||
165 | static int i8042_pnp_kbd_registered; | |
166 | static int i8042_pnp_aux_registered; | |
167 | ||
168 | static int i8042_pnp_command_reg; | |
169 | static int i8042_pnp_data_reg; | |
170 | static int i8042_pnp_kbd_irq; | |
171 | static int i8042_pnp_aux_irq; | |
172 | ||
173 | static char i8042_pnp_kbd_name[32]; | |
174 | static char i8042_pnp_aux_name[32]; | |
175 | ||
176 | static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
177 | { | |
178 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
179 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
180 | ||
181 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
182 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
183 | ||
184 | if (pnp_irq_valid(dev,0)) | |
185 | i8042_pnp_kbd_irq = pnp_irq(dev, 0); | |
186 | ||
187 | strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); | |
188 | if (strlen(pnp_dev_name(dev))) { | |
189 | strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); | |
190 | strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); | |
191 | } | |
192 | ||
193 | return 0; | |
194 | } | |
195 | ||
196 | static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
197 | { | |
198 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
199 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
200 | ||
201 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
202 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
203 | ||
204 | if (pnp_irq_valid(dev, 0)) | |
205 | i8042_pnp_aux_irq = pnp_irq(dev, 0); | |
206 | ||
207 | strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); | |
208 | if (strlen(pnp_dev_name(dev))) { | |
209 | strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); | |
210 | strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); | |
211 | } | |
212 | ||
213 | return 0; | |
214 | } | |
215 | ||
216 | static struct pnp_device_id pnp_kbd_devids[] = { | |
217 | { .id = "PNP0303", .driver_data = 0 }, | |
218 | { .id = "PNP030b", .driver_data = 0 }, | |
219 | { .id = "", }, | |
220 | }; | |
221 | ||
222 | static struct pnp_driver i8042_pnp_kbd_driver = { | |
223 | .name = "i8042 kbd", | |
224 | .id_table = pnp_kbd_devids, | |
225 | .probe = i8042_pnp_kbd_probe, | |
226 | }; | |
227 | ||
228 | static struct pnp_device_id pnp_aux_devids[] = { | |
229 | { .id = "PNP0f03", .driver_data = 0 }, | |
230 | { .id = "PNP0f0b", .driver_data = 0 }, | |
231 | { .id = "PNP0f0e", .driver_data = 0 }, | |
232 | { .id = "PNP0f12", .driver_data = 0 }, | |
233 | { .id = "PNP0f13", .driver_data = 0 }, | |
234 | { .id = "PNP0f19", .driver_data = 0 }, | |
235 | { .id = "PNP0f1c", .driver_data = 0 }, | |
236 | { .id = "SYN0801", .driver_data = 0 }, | |
237 | { .id = "", }, | |
238 | }; | |
239 | ||
240 | static struct pnp_driver i8042_pnp_aux_driver = { | |
241 | .name = "i8042 aux", | |
242 | .id_table = pnp_aux_devids, | |
243 | .probe = i8042_pnp_aux_probe, | |
244 | }; | |
245 | ||
246 | static void i8042_pnp_exit(void) | |
247 | { | |
74af42bb KG |
248 | if (i8042_pnp_kbd_registered) { |
249 | i8042_pnp_kbd_registered = 0; | |
1da177e4 | 250 | pnp_unregister_driver(&i8042_pnp_kbd_driver); |
74af42bb | 251 | } |
1da177e4 | 252 | |
74af42bb KG |
253 | if (i8042_pnp_aux_registered) { |
254 | i8042_pnp_aux_registered = 0; | |
1da177e4 | 255 | pnp_unregister_driver(&i8042_pnp_aux_driver); |
74af42bb | 256 | } |
1da177e4 LT |
257 | } |
258 | ||
8d5987a6 | 259 | static int __init i8042_pnp_init(void) |
1da177e4 | 260 | { |
c3d31e7f DT |
261 | int result_kbd = 0, result_aux = 0; |
262 | char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; | |
1da177e4 LT |
263 | |
264 | if (i8042_nopnp) { | |
39fa5800 | 265 | printk(KERN_INFO "i8042: PNP detection disabled\n"); |
1da177e4 LT |
266 | return 0; |
267 | } | |
268 | ||
269 | if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0) | |
270 | i8042_pnp_kbd_registered = 1; | |
c3d31e7f | 271 | |
1da177e4 LT |
272 | if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0) |
273 | i8042_pnp_aux_registered = 1; | |
274 | ||
275 | if (result_kbd <= 0 && result_aux <= 0) { | |
276 | i8042_pnp_exit(); | |
277 | #if defined(__ia64__) | |
278 | return -ENODEV; | |
279 | #else | |
5a72afc0 | 280 | printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n"); |
1da177e4 LT |
281 | return 0; |
282 | #endif | |
283 | } | |
284 | ||
c3d31e7f DT |
285 | if (result_kbd > 0) |
286 | snprintf(kbd_irq_str, sizeof(kbd_irq_str), | |
287 | "%d", i8042_pnp_kbd_irq); | |
288 | if (result_aux > 0) | |
289 | snprintf(aux_irq_str, sizeof(aux_irq_str), | |
290 | "%d", i8042_pnp_aux_irq); | |
291 | ||
292 | printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n", | |
293 | i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", | |
294 | i8042_pnp_aux_name, | |
295 | i8042_pnp_data_reg, i8042_pnp_command_reg, | |
296 | kbd_irq_str, (result_kbd > 0 && result_aux > 0) ? "," : "", | |
297 | aux_irq_str); | |
298 | ||
299 | #if defined(__ia64__) | |
300 | if (result_aux <= 0) | |
301 | i8042_noaux = 1; | |
302 | #endif | |
303 | ||
1da177e4 LT |
304 | if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && |
305 | i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) { | |
306 | printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n", | |
307 | i8042_pnp_data_reg, i8042_data_reg); | |
308 | i8042_pnp_data_reg = i8042_data_reg; | |
309 | } | |
310 | ||
311 | if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && | |
312 | i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) { | |
313 | printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n", | |
314 | i8042_pnp_command_reg, i8042_command_reg); | |
315 | i8042_pnp_command_reg = i8042_command_reg; | |
316 | } | |
317 | ||
318 | if (!i8042_pnp_kbd_irq) { | |
c3d31e7f | 319 | printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq); |
1da177e4 LT |
320 | i8042_pnp_kbd_irq = i8042_kbd_irq; |
321 | } | |
322 | ||
c3d31e7f DT |
323 | if (!i8042_noaux && !i8042_pnp_aux_irq) { |
324 | printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq); | |
1da177e4 LT |
325 | i8042_pnp_aux_irq = i8042_aux_irq; |
326 | } | |
327 | ||
1da177e4 LT |
328 | i8042_data_reg = i8042_pnp_data_reg; |
329 | i8042_command_reg = i8042_pnp_command_reg; | |
330 | i8042_kbd_irq = i8042_pnp_kbd_irq; | |
331 | i8042_aux_irq = i8042_pnp_aux_irq; | |
332 | ||
1da177e4 LT |
333 | return 0; |
334 | } | |
335 | ||
8d5987a6 DT |
336 | #else |
337 | static inline int i8042_pnp_init(void) { return 0; } | |
338 | static inline void i8042_pnp_exit(void) { } | |
1da177e4 LT |
339 | #endif |
340 | ||
8d5987a6 | 341 | static int __init i8042_platform_init(void) |
1da177e4 | 342 | { |
8d5987a6 DT |
343 | int retval; |
344 | ||
1da177e4 LT |
345 | /* |
346 | * On ix86 platforms touching the i8042 data register region can do really | |
347 | * bad things. Because of this the region is always reserved on ix86 boxes. | |
348 | * | |
349 | * if (!request_region(I8042_DATA_REG, 16, "i8042")) | |
8d5987a6 | 350 | * return -EBUSY; |
1da177e4 LT |
351 | */ |
352 | ||
353 | i8042_kbd_irq = I8042_MAP_IRQ(1); | |
354 | i8042_aux_irq = I8042_MAP_IRQ(12); | |
355 | ||
8d5987a6 DT |
356 | retval = i8042_pnp_init(); |
357 | if (retval) | |
358 | return retval; | |
1da177e4 LT |
359 | |
360 | #if defined(__ia64__) | |
361 | i8042_reset = 1; | |
362 | #endif | |
363 | ||
364 | #if defined(__i386__) | |
365 | if (dmi_check_system(i8042_dmi_noloop_table)) | |
366 | i8042_noloop = 1; | |
367 | ||
368 | if (dmi_check_system(i8042_dmi_nomux_table)) | |
369 | i8042_nomux = 1; | |
370 | #endif | |
371 | ||
8d5987a6 | 372 | return retval; |
1da177e4 LT |
373 | } |
374 | ||
375 | static inline void i8042_platform_exit(void) | |
376 | { | |
1da177e4 | 377 | i8042_pnp_exit(); |
1da177e4 LT |
378 | } |
379 | ||
380 | #endif /* _I8042_X86IA64IO_H */ |