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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 | }, | |
59311de3 DT |
133 | { |
134 | .ident = "Toshiba P10", | |
135 | .matches = { | |
136 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
137 | DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), | |
138 | }, | |
139 | }, | |
1da177e4 LT |
140 | { } |
141 | }; | |
142 | ||
143 | ||
144 | ||
145 | #endif | |
146 | ||
147 | ||
148 | #ifdef CONFIG_PNP | |
149 | #include <linux/pnp.h> | |
150 | ||
151 | static int i8042_pnp_kbd_registered; | |
152 | static int i8042_pnp_aux_registered; | |
153 | ||
154 | static int i8042_pnp_command_reg; | |
155 | static int i8042_pnp_data_reg; | |
156 | static int i8042_pnp_kbd_irq; | |
157 | static int i8042_pnp_aux_irq; | |
158 | ||
159 | static char i8042_pnp_kbd_name[32]; | |
160 | static char i8042_pnp_aux_name[32]; | |
161 | ||
162 | static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
163 | { | |
164 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
165 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
166 | ||
167 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
168 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
169 | ||
170 | if (pnp_irq_valid(dev,0)) | |
171 | i8042_pnp_kbd_irq = pnp_irq(dev, 0); | |
172 | ||
173 | strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); | |
174 | if (strlen(pnp_dev_name(dev))) { | |
175 | strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); | |
176 | strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); | |
177 | } | |
178 | ||
179 | return 0; | |
180 | } | |
181 | ||
182 | static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) | |
183 | { | |
184 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) | |
185 | i8042_pnp_data_reg = pnp_port_start(dev,0); | |
186 | ||
187 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) | |
188 | i8042_pnp_command_reg = pnp_port_start(dev, 1); | |
189 | ||
190 | if (pnp_irq_valid(dev, 0)) | |
191 | i8042_pnp_aux_irq = pnp_irq(dev, 0); | |
192 | ||
193 | strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); | |
194 | if (strlen(pnp_dev_name(dev))) { | |
195 | strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); | |
196 | strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); | |
197 | } | |
198 | ||
199 | return 0; | |
200 | } | |
201 | ||
202 | static struct pnp_device_id pnp_kbd_devids[] = { | |
203 | { .id = "PNP0303", .driver_data = 0 }, | |
204 | { .id = "PNP030b", .driver_data = 0 }, | |
205 | { .id = "", }, | |
206 | }; | |
207 | ||
208 | static struct pnp_driver i8042_pnp_kbd_driver = { | |
209 | .name = "i8042 kbd", | |
210 | .id_table = pnp_kbd_devids, | |
211 | .probe = i8042_pnp_kbd_probe, | |
212 | }; | |
213 | ||
214 | static struct pnp_device_id pnp_aux_devids[] = { | |
215 | { .id = "PNP0f03", .driver_data = 0 }, | |
216 | { .id = "PNP0f0b", .driver_data = 0 }, | |
217 | { .id = "PNP0f0e", .driver_data = 0 }, | |
218 | { .id = "PNP0f12", .driver_data = 0 }, | |
219 | { .id = "PNP0f13", .driver_data = 0 }, | |
220 | { .id = "PNP0f19", .driver_data = 0 }, | |
221 | { .id = "PNP0f1c", .driver_data = 0 }, | |
222 | { .id = "SYN0801", .driver_data = 0 }, | |
223 | { .id = "", }, | |
224 | }; | |
225 | ||
226 | static struct pnp_driver i8042_pnp_aux_driver = { | |
227 | .name = "i8042 aux", | |
228 | .id_table = pnp_aux_devids, | |
229 | .probe = i8042_pnp_aux_probe, | |
230 | }; | |
231 | ||
232 | static void i8042_pnp_exit(void) | |
233 | { | |
74af42bb KG |
234 | if (i8042_pnp_kbd_registered) { |
235 | i8042_pnp_kbd_registered = 0; | |
1da177e4 | 236 | pnp_unregister_driver(&i8042_pnp_kbd_driver); |
74af42bb | 237 | } |
1da177e4 | 238 | |
74af42bb KG |
239 | if (i8042_pnp_aux_registered) { |
240 | i8042_pnp_aux_registered = 0; | |
1da177e4 | 241 | pnp_unregister_driver(&i8042_pnp_aux_driver); |
74af42bb | 242 | } |
1da177e4 LT |
243 | } |
244 | ||
245 | static int i8042_pnp_init(void) | |
246 | { | |
247 | int result_kbd, result_aux; | |
248 | ||
249 | if (i8042_nopnp) { | |
39fa5800 | 250 | printk(KERN_INFO "i8042: PNP detection disabled\n"); |
1da177e4 LT |
251 | return 0; |
252 | } | |
253 | ||
254 | if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0) | |
255 | i8042_pnp_kbd_registered = 1; | |
256 | if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0) | |
257 | i8042_pnp_aux_registered = 1; | |
258 | ||
259 | if (result_kbd <= 0 && result_aux <= 0) { | |
260 | i8042_pnp_exit(); | |
261 | #if defined(__ia64__) | |
262 | return -ENODEV; | |
263 | #else | |
5a72afc0 | 264 | printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n"); |
1da177e4 LT |
265 | return 0; |
266 | #endif | |
267 | } | |
268 | ||
269 | if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && | |
270 | i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) { | |
271 | printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n", | |
272 | i8042_pnp_data_reg, i8042_data_reg); | |
273 | i8042_pnp_data_reg = i8042_data_reg; | |
274 | } | |
275 | ||
276 | if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && | |
277 | i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) { | |
278 | printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n", | |
279 | i8042_pnp_command_reg, i8042_command_reg); | |
280 | i8042_pnp_command_reg = i8042_command_reg; | |
281 | } | |
282 | ||
283 | if (!i8042_pnp_kbd_irq) { | |
284 | printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq); | |
285 | i8042_pnp_kbd_irq = i8042_kbd_irq; | |
286 | } | |
287 | ||
39fa5800 | 288 | if (!i8042_pnp_aux_irq) { |
1da177e4 LT |
289 | printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq); |
290 | i8042_pnp_aux_irq = i8042_aux_irq; | |
291 | } | |
292 | ||
293 | #if defined(__ia64__) | |
294 | if (result_aux <= 0) | |
295 | i8042_noaux = 1; | |
296 | #endif | |
297 | ||
298 | i8042_data_reg = i8042_pnp_data_reg; | |
299 | i8042_command_reg = i8042_pnp_command_reg; | |
300 | i8042_kbd_irq = i8042_pnp_kbd_irq; | |
301 | i8042_aux_irq = i8042_pnp_aux_irq; | |
302 | ||
303 | printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n", | |
304 | i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name, | |
305 | i8042_data_reg, i8042_command_reg, i8042_kbd_irq, | |
306 | (result_aux > 0) ? "," : "", i8042_aux_irq); | |
307 | ||
308 | return 0; | |
309 | } | |
310 | ||
311 | #endif | |
312 | ||
313 | static inline int i8042_platform_init(void) | |
314 | { | |
315 | /* | |
316 | * On ix86 platforms touching the i8042 data register region can do really | |
317 | * bad things. Because of this the region is always reserved on ix86 boxes. | |
318 | * | |
319 | * if (!request_region(I8042_DATA_REG, 16, "i8042")) | |
320 | * return -1; | |
321 | */ | |
322 | ||
323 | i8042_kbd_irq = I8042_MAP_IRQ(1); | |
324 | i8042_aux_irq = I8042_MAP_IRQ(12); | |
325 | ||
326 | #ifdef CONFIG_PNP | |
327 | if (i8042_pnp_init()) | |
328 | return -1; | |
329 | #endif | |
330 | ||
331 | #if defined(__ia64__) | |
332 | i8042_reset = 1; | |
333 | #endif | |
334 | ||
335 | #if defined(__i386__) | |
336 | if (dmi_check_system(i8042_dmi_noloop_table)) | |
337 | i8042_noloop = 1; | |
338 | ||
339 | if (dmi_check_system(i8042_dmi_nomux_table)) | |
340 | i8042_nomux = 1; | |
341 | #endif | |
342 | ||
343 | return 0; | |
344 | } | |
345 | ||
346 | static inline void i8042_platform_exit(void) | |
347 | { | |
348 | #ifdef CONFIG_PNP | |
349 | i8042_pnp_exit(); | |
350 | #endif | |
351 | } | |
352 | ||
353 | #endif /* _I8042_X86IA64IO_H */ |