i8042-x86ia64io.h 14 KB

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  1. #ifndef _I8042_X86IA64IO_H
  2. #define _I8042_X86IA64IO_H
  3. /*
  4. * This program is free software; you can redistribute it and/or modify it
  5. * under the terms of the GNU General Public License version 2 as published by
  6. * the Free Software Foundation.
  7. */
  8. /*
  9. * Names.
  10. */
  11. #define I8042_KBD_PHYS_DESC "isa0060/serio0"
  12. #define I8042_AUX_PHYS_DESC "isa0060/serio1"
  13. #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
  14. /*
  15. * IRQs.
  16. */
  17. #if defined(__ia64__)
  18. # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
  19. #else
  20. # define I8042_MAP_IRQ(x) (x)
  21. #endif
  22. #define I8042_KBD_IRQ i8042_kbd_irq
  23. #define I8042_AUX_IRQ i8042_aux_irq
  24. static int i8042_kbd_irq;
  25. static int i8042_aux_irq;
  26. /*
  27. * Register numbers.
  28. */
  29. #define I8042_COMMAND_REG i8042_command_reg
  30. #define I8042_STATUS_REG i8042_command_reg
  31. #define I8042_DATA_REG i8042_data_reg
  32. static int i8042_command_reg = 0x64;
  33. static int i8042_data_reg = 0x60;
  34. static inline int i8042_read_data(void)
  35. {
  36. return inb(I8042_DATA_REG);
  37. }
  38. static inline int i8042_read_status(void)
  39. {
  40. return inb(I8042_STATUS_REG);
  41. }
  42. static inline void i8042_write_data(int val)
  43. {
  44. outb(val, I8042_DATA_REG);
  45. }
  46. static inline void i8042_write_command(int val)
  47. {
  48. outb(val, I8042_COMMAND_REG);
  49. }
  50. #if defined(__i386__) || defined(__x86_64__)
  51. #include <linux/dmi.h>
  52. static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
  53. {
  54. /* AUX LOOP command does not raise AUX IRQ */
  55. .ident = "ASUS P65UP5",
  56. .matches = {
  57. DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
  58. DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
  59. DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
  60. },
  61. },
  62. {
  63. .ident = "Compaq Proliant 8500",
  64. .matches = {
  65. DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  66. DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  67. DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
  68. },
  69. },
  70. {
  71. .ident = "Compaq Proliant DL760",
  72. .matches = {
  73. DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  74. DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  75. DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
  76. },
  77. },
  78. {
  79. .ident = "OQO Model 01",
  80. .matches = {
  81. DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
  82. DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
  83. DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
  84. },
  85. },
  86. {
  87. /* AUX LOOP does not work properly */
  88. .ident = "ULI EV4873",
  89. .matches = {
  90. DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
  91. DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
  92. DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
  93. },
  94. },
  95. {
  96. .ident = "Microsoft Virtual Machine",
  97. .matches = {
  98. DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
  99. DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
  100. DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
  101. },
  102. },
  103. { }
  104. };
  105. /*
  106. * Some Fujitsu notebooks are having trouble with touchpads if
  107. * active multiplexing mode is activated. Luckily they don't have
  108. * external PS/2 ports so we can safely disable it.
  109. * ... apparently some Toshibas don't like MUX mode either and
  110. * die horrible death on reboot.
  111. */
  112. static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
  113. {
  114. .ident = "Fujitsu Lifebook P7010/P7010D",
  115. .matches = {
  116. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  117. DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
  118. },
  119. },
  120. {
  121. .ident = "Fujitsu Lifebook P7010",
  122. .matches = {
  123. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  124. DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
  125. },
  126. },
  127. {
  128. .ident = "Fujitsu Lifebook P5020D",
  129. .matches = {
  130. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  131. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
  132. },
  133. },
  134. {
  135. .ident = "Fujitsu Lifebook S2000",
  136. .matches = {
  137. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  138. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
  139. },
  140. },
  141. {
  142. .ident = "Fujitsu Lifebook S6230",
  143. .matches = {
  144. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  145. DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
  146. },
  147. },
  148. {
  149. .ident = "Fujitsu T70H",
  150. .matches = {
  151. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
  152. DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
  153. },
  154. },
  155. {
  156. .ident = "Fujitsu-Siemens Lifebook T3010",
  157. .matches = {
  158. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  159. DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
  160. },
  161. },
  162. {
  163. .ident = "Fujitsu-Siemens Lifebook E4010",
  164. .matches = {
  165. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  166. DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
  167. },
  168. },
  169. {
  170. .ident = "Fujitsu-Siemens Amilo Pro 2010",
  171. .matches = {
  172. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  173. DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
  174. },
  175. },
  176. {
  177. .ident = "Fujitsu-Siemens Amilo Pro 2030",
  178. .matches = {
  179. DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
  180. DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
  181. },
  182. },
  183. {
  184. /*
  185. * No data is coming from the touchscreen unless KBC
  186. * is in legacy mode.
  187. */
  188. .ident = "Panasonic CF-29",
  189. .matches = {
  190. DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
  191. DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
  192. },
  193. },
  194. {
  195. /*
  196. * Errors on MUX ports are reported without raising AUXDATA
  197. * causing "spurious NAK" messages.
  198. */
  199. .ident = "HP Pavilion DV4017EA",
  200. .matches = {
  201. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  202. DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
  203. },
  204. },
  205. {
  206. /*
  207. * Like DV4017EA does not raise AUXERR for errors on MUX ports.
  208. */
  209. .ident = "HP Pavilion ZT1000",
  210. .matches = {
  211. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  212. DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
  213. DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
  214. },
  215. },
  216. {
  217. /*
  218. * Like DV4017EA does not raise AUXERR for errors on MUX ports.
  219. */
  220. .ident = "HP Pavilion DV4270ca",
  221. .matches = {
  222. DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
  223. DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
  224. },
  225. },
  226. {
  227. .ident = "Toshiba P10",
  228. .matches = {
  229. DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
  230. DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
  231. },
  232. },
  233. {
  234. .ident = "Toshiba Equium A110",
  235. .matches = {
  236. DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
  237. DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
  238. },
  239. },
  240. {
  241. .ident = "Alienware Sentia",
  242. .matches = {
  243. DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
  244. DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
  245. },
  246. },
  247. {
  248. .ident = "Sharp Actius MM20",
  249. .matches = {
  250. DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
  251. DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
  252. },
  253. },
  254. {
  255. .ident = "Sony Vaio FS-115b",
  256. .matches = {
  257. DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
  258. DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
  259. },
  260. },
  261. {
  262. .ident = "Amoi M636/A737",
  263. .matches = {
  264. DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
  265. DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
  266. },
  267. },
  268. {
  269. .ident = "Lenovo 3000 n100",
  270. .matches = {
  271. DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
  272. DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
  273. },
  274. },
  275. { }
  276. };
  277. #endif
  278. #ifdef CONFIG_X86
  279. #include <linux/dmi.h>
  280. /*
  281. * Some Wistron based laptops need us to explicitly enable the 'Dritek
  282. * keyboard extension' to make their extra keys start generating scancodes.
  283. * Originally, this was just confined to older laptops, but a few Acer laptops
  284. * have turned up in 2007 that also need this again.
  285. */
  286. static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
  287. {
  288. .ident = "Acer Aspire 5630",
  289. .matches = {
  290. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  291. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
  292. },
  293. },
  294. {
  295. .ident = "Acer Aspire 5650",
  296. .matches = {
  297. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  298. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
  299. },
  300. },
  301. {
  302. .ident = "Acer Aspire 5680",
  303. .matches = {
  304. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  305. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
  306. },
  307. },
  308. {
  309. .ident = "Acer Aspire 9110",
  310. .matches = {
  311. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  312. DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
  313. },
  314. },
  315. {
  316. .ident = "Acer TravelMate 660",
  317. .matches = {
  318. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  319. DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
  320. },
  321. },
  322. {
  323. .ident = "Acer TravelMate 2490",
  324. .matches = {
  325. DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
  326. DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
  327. },
  328. },
  329. { }
  330. };
  331. #endif /* CONFIG_X86 */
  332. #ifdef CONFIG_PNP
  333. #include <linux/pnp.h>
  334. static int i8042_pnp_kbd_registered;
  335. static unsigned int i8042_pnp_kbd_devices;
  336. static int i8042_pnp_aux_registered;
  337. static unsigned int i8042_pnp_aux_devices;
  338. static int i8042_pnp_command_reg;
  339. static int i8042_pnp_data_reg;
  340. static int i8042_pnp_kbd_irq;
  341. static int i8042_pnp_aux_irq;
  342. static char i8042_pnp_kbd_name[32];
  343. static char i8042_pnp_aux_name[32];
  344. static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
  345. {
  346. if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
  347. i8042_pnp_data_reg = pnp_port_start(dev,0);
  348. if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
  349. i8042_pnp_command_reg = pnp_port_start(dev, 1);
  350. if (pnp_irq_valid(dev,0))
  351. i8042_pnp_kbd_irq = pnp_irq(dev, 0);
  352. strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
  353. if (strlen(pnp_dev_name(dev))) {
  354. strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
  355. strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
  356. }
  357. i8042_pnp_kbd_devices++;
  358. return 0;
  359. }
  360. static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
  361. {
  362. if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
  363. i8042_pnp_data_reg = pnp_port_start(dev,0);
  364. if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
  365. i8042_pnp_command_reg = pnp_port_start(dev, 1);
  366. if (pnp_irq_valid(dev, 0))
  367. i8042_pnp_aux_irq = pnp_irq(dev, 0);
  368. strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
  369. if (strlen(pnp_dev_name(dev))) {
  370. strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
  371. strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
  372. }
  373. i8042_pnp_aux_devices++;
  374. return 0;
  375. }
  376. static struct pnp_device_id pnp_kbd_devids[] = {
  377. { .id = "PNP0303", .driver_data = 0 },
  378. { .id = "PNP030b", .driver_data = 0 },
  379. { .id = "", },
  380. };
  381. static struct pnp_driver i8042_pnp_kbd_driver = {
  382. .name = "i8042 kbd",
  383. .id_table = pnp_kbd_devids,
  384. .probe = i8042_pnp_kbd_probe,
  385. };
  386. static struct pnp_device_id pnp_aux_devids[] = {
  387. { .id = "FJC6000", .driver_data = 0 },
  388. { .id = "FJC6001", .driver_data = 0 },
  389. { .id = "PNP0f03", .driver_data = 0 },
  390. { .id = "PNP0f0b", .driver_data = 0 },
  391. { .id = "PNP0f0e", .driver_data = 0 },
  392. { .id = "PNP0f12", .driver_data = 0 },
  393. { .id = "PNP0f13", .driver_data = 0 },
  394. { .id = "PNP0f19", .driver_data = 0 },
  395. { .id = "PNP0f1c", .driver_data = 0 },
  396. { .id = "SYN0801", .driver_data = 0 },
  397. { .id = "", },
  398. };
  399. static struct pnp_driver i8042_pnp_aux_driver = {
  400. .name = "i8042 aux",
  401. .id_table = pnp_aux_devids,
  402. .probe = i8042_pnp_aux_probe,
  403. };
  404. static void i8042_pnp_exit(void)
  405. {
  406. if (i8042_pnp_kbd_registered) {
  407. i8042_pnp_kbd_registered = 0;
  408. pnp_unregister_driver(&i8042_pnp_kbd_driver);
  409. }
  410. if (i8042_pnp_aux_registered) {
  411. i8042_pnp_aux_registered = 0;
  412. pnp_unregister_driver(&i8042_pnp_aux_driver);
  413. }
  414. }
  415. static int __init i8042_pnp_init(void)
  416. {
  417. char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
  418. int pnp_data_busted = 0;
  419. int err;
  420. if (i8042_nopnp) {
  421. printk(KERN_INFO "i8042: PNP detection disabled\n");
  422. return 0;
  423. }
  424. err = pnp_register_driver(&i8042_pnp_kbd_driver);
  425. if (!err)
  426. i8042_pnp_kbd_registered = 1;
  427. err = pnp_register_driver(&i8042_pnp_aux_driver);
  428. if (!err)
  429. i8042_pnp_aux_registered = 1;
  430. if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
  431. i8042_pnp_exit();
  432. #if defined(__ia64__)
  433. return -ENODEV;
  434. #else
  435. printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
  436. return 0;
  437. #endif
  438. }
  439. if (i8042_pnp_kbd_devices)
  440. snprintf(kbd_irq_str, sizeof(kbd_irq_str),
  441. "%d", i8042_pnp_kbd_irq);
  442. if (i8042_pnp_aux_devices)
  443. snprintf(aux_irq_str, sizeof(aux_irq_str),
  444. "%d", i8042_pnp_aux_irq);
  445. printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
  446. i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
  447. i8042_pnp_aux_name,
  448. i8042_pnp_data_reg, i8042_pnp_command_reg,
  449. kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
  450. aux_irq_str);
  451. #if defined(__ia64__)
  452. if (!i8042_pnp_kbd_devices)
  453. i8042_nokbd = 1;
  454. if (!i8042_pnp_aux_devices)
  455. i8042_noaux = 1;
  456. #endif
  457. if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
  458. i8042_pnp_data_reg != i8042_data_reg) ||
  459. !i8042_pnp_data_reg) {
  460. printk(KERN_WARNING
  461. "PNP: PS/2 controller has invalid data port %#x; "
  462. "using default %#x\n",
  463. i8042_pnp_data_reg, i8042_data_reg);
  464. i8042_pnp_data_reg = i8042_data_reg;
  465. pnp_data_busted = 1;
  466. }
  467. if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
  468. i8042_pnp_command_reg != i8042_command_reg) ||
  469. !i8042_pnp_command_reg) {
  470. printk(KERN_WARNING
  471. "PNP: PS/2 controller has invalid command port %#x; "
  472. "using default %#x\n",
  473. i8042_pnp_command_reg, i8042_command_reg);
  474. i8042_pnp_command_reg = i8042_command_reg;
  475. pnp_data_busted = 1;
  476. }
  477. if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
  478. printk(KERN_WARNING
  479. "PNP: PS/2 controller doesn't have KBD irq; "
  480. "using default %d\n", i8042_kbd_irq);
  481. i8042_pnp_kbd_irq = i8042_kbd_irq;
  482. pnp_data_busted = 1;
  483. }
  484. if (!i8042_noaux && !i8042_pnp_aux_irq) {
  485. if (!pnp_data_busted && i8042_pnp_kbd_irq) {
  486. printk(KERN_WARNING
  487. "PNP: PS/2 appears to have AUX port disabled, "
  488. "if this is incorrect please boot with "
  489. "i8042.nopnp\n");
  490. i8042_noaux = 1;
  491. } else {
  492. printk(KERN_WARNING
  493. "PNP: PS/2 controller doesn't have AUX irq; "
  494. "using default %d\n", i8042_aux_irq);
  495. i8042_pnp_aux_irq = i8042_aux_irq;
  496. }
  497. }
  498. i8042_data_reg = i8042_pnp_data_reg;
  499. i8042_command_reg = i8042_pnp_command_reg;
  500. i8042_kbd_irq = i8042_pnp_kbd_irq;
  501. i8042_aux_irq = i8042_pnp_aux_irq;
  502. return 0;
  503. }
  504. #else
  505. static inline int i8042_pnp_init(void) { return 0; }
  506. static inline void i8042_pnp_exit(void) { }
  507. #endif
  508. static int __init i8042_platform_init(void)
  509. {
  510. int retval;
  511. /*
  512. * On ix86 platforms touching the i8042 data register region can do really
  513. * bad things. Because of this the region is always reserved on ix86 boxes.
  514. *
  515. * if (!request_region(I8042_DATA_REG, 16, "i8042"))
  516. * return -EBUSY;
  517. */
  518. i8042_kbd_irq = I8042_MAP_IRQ(1);
  519. i8042_aux_irq = I8042_MAP_IRQ(12);
  520. retval = i8042_pnp_init();
  521. if (retval)
  522. return retval;
  523. #if defined(__ia64__)
  524. i8042_reset = 1;
  525. #endif
  526. #if defined(__i386__) || defined(__x86_64__)
  527. if (dmi_check_system(i8042_dmi_noloop_table))
  528. i8042_noloop = 1;
  529. if (dmi_check_system(i8042_dmi_nomux_table))
  530. i8042_nomux = 1;
  531. #endif
  532. #ifdef CONFIG_X86
  533. if (dmi_check_system(i8042_dmi_dritek_table))
  534. i8042_dritek = 1;
  535. #endif /* CONFIG_X86 */
  536. return retval;
  537. }
  538. static inline void i8042_platform_exit(void)
  539. {
  540. i8042_pnp_exit();
  541. }
  542. #endif /* _I8042_X86IA64IO_H */