| 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 | #ifdef CONFIG_X86 |
| 11 | #include <asm/x86_init.h> |
| 12 | #endif |
| 13 | |
| 14 | /* |
| 15 | * Names. |
| 16 | */ |
| 17 | |
| 18 | #define I8042_KBD_PHYS_DESC "isa0060/serio0" |
| 19 | #define I8042_AUX_PHYS_DESC "isa0060/serio1" |
| 20 | #define I8042_MUX_PHYS_DESC "isa0060/serio%d" |
| 21 | |
| 22 | /* |
| 23 | * IRQs. |
| 24 | */ |
| 25 | |
| 26 | #if defined(__ia64__) |
| 27 | # define I8042_MAP_IRQ(x) isa_irq_to_vector((x)) |
| 28 | #else |
| 29 | # define I8042_MAP_IRQ(x) (x) |
| 30 | #endif |
| 31 | |
| 32 | #define I8042_KBD_IRQ i8042_kbd_irq |
| 33 | #define I8042_AUX_IRQ i8042_aux_irq |
| 34 | |
| 35 | static int i8042_kbd_irq; |
| 36 | static int i8042_aux_irq; |
| 37 | |
| 38 | /* |
| 39 | * Register numbers. |
| 40 | */ |
| 41 | |
| 42 | #define I8042_COMMAND_REG i8042_command_reg |
| 43 | #define I8042_STATUS_REG i8042_command_reg |
| 44 | #define I8042_DATA_REG i8042_data_reg |
| 45 | |
| 46 | static int i8042_command_reg = 0x64; |
| 47 | static int i8042_data_reg = 0x60; |
| 48 | |
| 49 | |
| 50 | static inline int i8042_read_data(void) |
| 51 | { |
| 52 | return inb(I8042_DATA_REG); |
| 53 | } |
| 54 | |
| 55 | static inline int i8042_read_status(void) |
| 56 | { |
| 57 | return inb(I8042_STATUS_REG); |
| 58 | } |
| 59 | |
| 60 | static inline void i8042_write_data(int val) |
| 61 | { |
| 62 | outb(val, I8042_DATA_REG); |
| 63 | } |
| 64 | |
| 65 | static inline void i8042_write_command(int val) |
| 66 | { |
| 67 | outb(val, I8042_COMMAND_REG); |
| 68 | } |
| 69 | |
| 70 | #ifdef CONFIG_X86 |
| 71 | |
| 72 | #include <linux/dmi.h> |
| 73 | |
| 74 | static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { |
| 75 | { |
| 76 | /* |
| 77 | * Arima-Rioworks HDAMB - |
| 78 | * AUX LOOP command does not raise AUX IRQ |
| 79 | */ |
| 80 | .matches = { |
| 81 | DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"), |
| 82 | DMI_MATCH(DMI_BOARD_NAME, "HDAMB"), |
| 83 | DMI_MATCH(DMI_BOARD_VERSION, "Rev E"), |
| 84 | }, |
| 85 | }, |
| 86 | { |
| 87 | /* ASUS G1S */ |
| 88 | .matches = { |
| 89 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."), |
| 90 | DMI_MATCH(DMI_BOARD_NAME, "G1S"), |
| 91 | DMI_MATCH(DMI_BOARD_VERSION, "1.0"), |
| 92 | }, |
| 93 | }, |
| 94 | { |
| 95 | /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */ |
| 96 | .matches = { |
| 97 | DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), |
| 98 | DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"), |
| 99 | DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"), |
| 100 | }, |
| 101 | }, |
| 102 | { |
| 103 | .matches = { |
| 104 | DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
| 105 | DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"), |
| 106 | }, |
| 107 | }, |
| 108 | { |
| 109 | .matches = { |
| 110 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), |
| 111 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), |
| 112 | DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), |
| 113 | }, |
| 114 | }, |
| 115 | { |
| 116 | .matches = { |
| 117 | DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), |
| 118 | DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"), |
| 119 | DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), |
| 120 | }, |
| 121 | }, |
| 122 | { |
| 123 | /* OQO Model 01 */ |
| 124 | .matches = { |
| 125 | DMI_MATCH(DMI_SYS_VENDOR, "OQO"), |
| 126 | DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), |
| 127 | DMI_MATCH(DMI_PRODUCT_VERSION, "00"), |
| 128 | }, |
| 129 | }, |
| 130 | { |
| 131 | /* ULI EV4873 - AUX LOOP does not work properly */ |
| 132 | .matches = { |
| 133 | DMI_MATCH(DMI_SYS_VENDOR, "ULI"), |
| 134 | DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), |
| 135 | DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), |
| 136 | }, |
| 137 | }, |
| 138 | { |
| 139 | /* Microsoft Virtual Machine */ |
| 140 | .matches = { |
| 141 | DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), |
| 142 | DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), |
| 143 | DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), |
| 144 | }, |
| 145 | }, |
| 146 | { |
| 147 | /* Medion MAM 2070 */ |
| 148 | .matches = { |
| 149 | DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), |
| 150 | DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"), |
| 151 | DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), |
| 152 | }, |
| 153 | }, |
| 154 | { |
| 155 | /* Medion Akoya E7225 */ |
| 156 | .matches = { |
| 157 | DMI_MATCH(DMI_SYS_VENDOR, "Medion"), |
| 158 | DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"), |
| 159 | DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"), |
| 160 | }, |
| 161 | }, |
| 162 | { |
| 163 | /* Blue FB5601 */ |
| 164 | .matches = { |
| 165 | DMI_MATCH(DMI_SYS_VENDOR, "blue"), |
| 166 | DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"), |
| 167 | DMI_MATCH(DMI_PRODUCT_VERSION, "M606"), |
| 168 | }, |
| 169 | }, |
| 170 | { |
| 171 | /* Gigabyte M912 */ |
| 172 | .matches = { |
| 173 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 174 | DMI_MATCH(DMI_PRODUCT_NAME, "M912"), |
| 175 | DMI_MATCH(DMI_PRODUCT_VERSION, "01"), |
| 176 | }, |
| 177 | }, |
| 178 | { |
| 179 | /* Gigabyte M1022M netbook */ |
| 180 | .matches = { |
| 181 | DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."), |
| 182 | DMI_MATCH(DMI_BOARD_NAME, "M1022E"), |
| 183 | DMI_MATCH(DMI_BOARD_VERSION, "1.02"), |
| 184 | }, |
| 185 | }, |
| 186 | { |
| 187 | /* Gigabyte Spring Peak - defines wrong chassis type */ |
| 188 | .matches = { |
| 189 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 190 | DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), |
| 191 | }, |
| 192 | }, |
| 193 | { |
| 194 | /* Gigabyte T1005 - defines wrong chassis type ("Other") */ |
| 195 | .matches = { |
| 196 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 197 | DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), |
| 198 | }, |
| 199 | }, |
| 200 | { |
| 201 | /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ |
| 202 | .matches = { |
| 203 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 204 | DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), |
| 205 | }, |
| 206 | }, |
| 207 | { |
| 208 | .matches = { |
| 209 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 210 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), |
| 211 | DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), |
| 212 | }, |
| 213 | }, |
| 214 | { |
| 215 | .matches = { |
| 216 | DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"), |
| 217 | DMI_MATCH(DMI_PRODUCT_NAME, "C15B"), |
| 218 | }, |
| 219 | }, |
| 220 | { } |
| 221 | }; |
| 222 | |
| 223 | /* |
| 224 | * Some Fujitsu notebooks are having trouble with touchpads if |
| 225 | * active multiplexing mode is activated. Luckily they don't have |
| 226 | * external PS/2 ports so we can safely disable it. |
| 227 | * ... apparently some Toshibas don't like MUX mode either and |
| 228 | * die horrible death on reboot. |
| 229 | */ |
| 230 | static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { |
| 231 | { |
| 232 | /* Fujitsu Lifebook P7010/P7010D */ |
| 233 | .matches = { |
| 234 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 235 | DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), |
| 236 | }, |
| 237 | }, |
| 238 | { |
| 239 | /* Fujitsu Lifebook P7010 */ |
| 240 | .matches = { |
| 241 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), |
| 242 | DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), |
| 243 | }, |
| 244 | }, |
| 245 | { |
| 246 | /* Fujitsu Lifebook P5020D */ |
| 247 | .matches = { |
| 248 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 249 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), |
| 250 | }, |
| 251 | }, |
| 252 | { |
| 253 | /* Fujitsu Lifebook S2000 */ |
| 254 | .matches = { |
| 255 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 256 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), |
| 257 | }, |
| 258 | }, |
| 259 | { |
| 260 | /* Fujitsu Lifebook S6230 */ |
| 261 | .matches = { |
| 262 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 263 | DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), |
| 264 | }, |
| 265 | }, |
| 266 | { |
| 267 | /* Fujitsu Lifebook U745 */ |
| 268 | .matches = { |
| 269 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 270 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"), |
| 271 | }, |
| 272 | }, |
| 273 | { |
| 274 | /* Fujitsu T70H */ |
| 275 | .matches = { |
| 276 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 277 | DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), |
| 278 | }, |
| 279 | }, |
| 280 | { |
| 281 | /* Fujitsu-Siemens Lifebook T3010 */ |
| 282 | .matches = { |
| 283 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), |
| 284 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), |
| 285 | }, |
| 286 | }, |
| 287 | { |
| 288 | /* Fujitsu-Siemens Lifebook E4010 */ |
| 289 | .matches = { |
| 290 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), |
| 291 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), |
| 292 | }, |
| 293 | }, |
| 294 | { |
| 295 | /* Fujitsu-Siemens Amilo Pro 2010 */ |
| 296 | .matches = { |
| 297 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), |
| 298 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"), |
| 299 | }, |
| 300 | }, |
| 301 | { |
| 302 | /* Fujitsu-Siemens Amilo Pro 2030 */ |
| 303 | .matches = { |
| 304 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), |
| 305 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"), |
| 306 | }, |
| 307 | }, |
| 308 | { |
| 309 | /* |
| 310 | * No data is coming from the touchscreen unless KBC |
| 311 | * is in legacy mode. |
| 312 | */ |
| 313 | /* Panasonic CF-29 */ |
| 314 | .matches = { |
| 315 | DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), |
| 316 | DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), |
| 317 | }, |
| 318 | }, |
| 319 | { |
| 320 | /* |
| 321 | * HP Pavilion DV4017EA - |
| 322 | * errors on MUX ports are reported without raising AUXDATA |
| 323 | * causing "spurious NAK" messages. |
| 324 | */ |
| 325 | .matches = { |
| 326 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 327 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), |
| 328 | }, |
| 329 | }, |
| 330 | { |
| 331 | /* |
| 332 | * HP Pavilion ZT1000 - |
| 333 | * like DV4017EA does not raise AUXERR for errors on MUX ports. |
| 334 | */ |
| 335 | .matches = { |
| 336 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 337 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), |
| 338 | DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), |
| 339 | }, |
| 340 | }, |
| 341 | { |
| 342 | /* |
| 343 | * HP Pavilion DV4270ca - |
| 344 | * like DV4017EA does not raise AUXERR for errors on MUX ports. |
| 345 | */ |
| 346 | .matches = { |
| 347 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 348 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), |
| 349 | }, |
| 350 | }, |
| 351 | { |
| 352 | .matches = { |
| 353 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), |
| 354 | DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), |
| 355 | }, |
| 356 | }, |
| 357 | { |
| 358 | .matches = { |
| 359 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), |
| 360 | DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), |
| 361 | }, |
| 362 | }, |
| 363 | { |
| 364 | .matches = { |
| 365 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), |
| 366 | DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), |
| 367 | }, |
| 368 | }, |
| 369 | { |
| 370 | .matches = { |
| 371 | DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"), |
| 372 | DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"), |
| 373 | }, |
| 374 | }, |
| 375 | { |
| 376 | /* Sharp Actius MM20 */ |
| 377 | .matches = { |
| 378 | DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), |
| 379 | DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), |
| 380 | }, |
| 381 | }, |
| 382 | { |
| 383 | /* Sony Vaio FS-115b */ |
| 384 | .matches = { |
| 385 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
| 386 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), |
| 387 | }, |
| 388 | }, |
| 389 | { |
| 390 | /* |
| 391 | * Sony Vaio FZ-240E - |
| 392 | * reset and GET ID commands issued via KBD port are |
| 393 | * sometimes being delivered to AUX3. |
| 394 | */ |
| 395 | .matches = { |
| 396 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
| 397 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), |
| 398 | }, |
| 399 | }, |
| 400 | { |
| 401 | /* |
| 402 | * Most (all?) VAIOs do not have external PS/2 ports nor |
| 403 | * they implement active multiplexing properly, and |
| 404 | * MUX discovery usually messes up keyboard/touchpad. |
| 405 | */ |
| 406 | .matches = { |
| 407 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
| 408 | DMI_MATCH(DMI_BOARD_NAME, "VAIO"), |
| 409 | }, |
| 410 | }, |
| 411 | { |
| 412 | /* Amoi M636/A737 */ |
| 413 | .matches = { |
| 414 | DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), |
| 415 | DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), |
| 416 | }, |
| 417 | }, |
| 418 | { |
| 419 | /* Lenovo 3000 n100 */ |
| 420 | .matches = { |
| 421 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), |
| 422 | DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), |
| 423 | }, |
| 424 | }, |
| 425 | { |
| 426 | .matches = { |
| 427 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 428 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), |
| 429 | }, |
| 430 | }, |
| 431 | { |
| 432 | /* Acer Aspire 5710 */ |
| 433 | .matches = { |
| 434 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 435 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"), |
| 436 | }, |
| 437 | }, |
| 438 | { |
| 439 | /* Acer Aspire 7738 */ |
| 440 | .matches = { |
| 441 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 442 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"), |
| 443 | }, |
| 444 | }, |
| 445 | { |
| 446 | /* Gericom Bellagio */ |
| 447 | .matches = { |
| 448 | DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), |
| 449 | DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), |
| 450 | }, |
| 451 | }, |
| 452 | { |
| 453 | /* IBM 2656 */ |
| 454 | .matches = { |
| 455 | DMI_MATCH(DMI_SYS_VENDOR, "IBM"), |
| 456 | DMI_MATCH(DMI_PRODUCT_NAME, "2656"), |
| 457 | }, |
| 458 | }, |
| 459 | { |
| 460 | /* Dell XPS M1530 */ |
| 461 | .matches = { |
| 462 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 463 | DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), |
| 464 | }, |
| 465 | }, |
| 466 | { |
| 467 | /* Compal HEL80I */ |
| 468 | .matches = { |
| 469 | DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), |
| 470 | DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), |
| 471 | }, |
| 472 | }, |
| 473 | { |
| 474 | /* Dell Vostro 1510 */ |
| 475 | .matches = { |
| 476 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 477 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), |
| 478 | }, |
| 479 | }, |
| 480 | { |
| 481 | /* Acer Aspire 5536 */ |
| 482 | .matches = { |
| 483 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 484 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"), |
| 485 | DMI_MATCH(DMI_PRODUCT_VERSION, "0100"), |
| 486 | }, |
| 487 | }, |
| 488 | { |
| 489 | /* Dell Vostro V13 */ |
| 490 | .matches = { |
| 491 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 492 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), |
| 493 | }, |
| 494 | }, |
| 495 | { |
| 496 | /* Newer HP Pavilion dv4 models */ |
| 497 | .matches = { |
| 498 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 499 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), |
| 500 | }, |
| 501 | }, |
| 502 | { |
| 503 | /* Asus X450LCP */ |
| 504 | .matches = { |
| 505 | DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
| 506 | DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"), |
| 507 | }, |
| 508 | }, |
| 509 | { |
| 510 | /* Avatar AVIU-145A6 */ |
| 511 | .matches = { |
| 512 | DMI_MATCH(DMI_SYS_VENDOR, "Intel"), |
| 513 | DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), |
| 514 | }, |
| 515 | }, |
| 516 | { } |
| 517 | }; |
| 518 | |
| 519 | /* |
| 520 | * On some Asus laptops, just running self tests cause problems. |
| 521 | */ |
| 522 | static const struct dmi_system_id i8042_dmi_noselftest_table[] = { |
| 523 | { |
| 524 | .matches = { |
| 525 | DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
| 526 | DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ |
| 527 | }, |
| 528 | }, |
| 529 | { } |
| 530 | }; |
| 531 | static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { |
| 532 | { |
| 533 | /* MSI Wind U-100 */ |
| 534 | .matches = { |
| 535 | DMI_MATCH(DMI_BOARD_NAME, "U-100"), |
| 536 | DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), |
| 537 | }, |
| 538 | }, |
| 539 | { |
| 540 | /* LG Electronics X110 */ |
| 541 | .matches = { |
| 542 | DMI_MATCH(DMI_BOARD_NAME, "X110"), |
| 543 | DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."), |
| 544 | }, |
| 545 | }, |
| 546 | { |
| 547 | /* Acer Aspire One 150 */ |
| 548 | .matches = { |
| 549 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 550 | DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), |
| 551 | }, |
| 552 | }, |
| 553 | { |
| 554 | /* Advent 4211 */ |
| 555 | .matches = { |
| 556 | DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"), |
| 557 | DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"), |
| 558 | }, |
| 559 | }, |
| 560 | { |
| 561 | /* Medion Akoya Mini E1210 */ |
| 562 | .matches = { |
| 563 | DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), |
| 564 | DMI_MATCH(DMI_PRODUCT_NAME, "E1210"), |
| 565 | }, |
| 566 | }, |
| 567 | { |
| 568 | /* Medion Akoya E1222 */ |
| 569 | .matches = { |
| 570 | DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), |
| 571 | DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), |
| 572 | }, |
| 573 | }, |
| 574 | { |
| 575 | /* Mivvy M310 */ |
| 576 | .matches = { |
| 577 | DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), |
| 578 | DMI_MATCH(DMI_PRODUCT_NAME, "N10"), |
| 579 | }, |
| 580 | }, |
| 581 | { |
| 582 | /* Dell Vostro 1320 */ |
| 583 | .matches = { |
| 584 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 585 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), |
| 586 | }, |
| 587 | }, |
| 588 | { |
| 589 | /* Dell Vostro 1520 */ |
| 590 | .matches = { |
| 591 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 592 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), |
| 593 | }, |
| 594 | }, |
| 595 | { |
| 596 | /* Dell Vostro 1720 */ |
| 597 | .matches = { |
| 598 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 599 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), |
| 600 | }, |
| 601 | }, |
| 602 | { |
| 603 | /* Lenovo Ideapad U455 */ |
| 604 | .matches = { |
| 605 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), |
| 606 | DMI_MATCH(DMI_PRODUCT_NAME, "20046"), |
| 607 | }, |
| 608 | }, |
| 609 | { } |
| 610 | }; |
| 611 | |
| 612 | #ifdef CONFIG_PNP |
| 613 | static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = { |
| 614 | { |
| 615 | /* Intel MBO Desktop D845PESV */ |
| 616 | .matches = { |
| 617 | DMI_MATCH(DMI_BOARD_NAME, "D845PESV"), |
| 618 | DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), |
| 619 | }, |
| 620 | }, |
| 621 | { |
| 622 | /* |
| 623 | * Intel NUC D54250WYK - does not have i8042 controller but |
| 624 | * declares PS/2 devices in DSDT. |
| 625 | */ |
| 626 | .matches = { |
| 627 | DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"), |
| 628 | DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), |
| 629 | }, |
| 630 | }, |
| 631 | { |
| 632 | /* MSI Wind U-100 */ |
| 633 | .matches = { |
| 634 | DMI_MATCH(DMI_BOARD_NAME, "U-100"), |
| 635 | DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), |
| 636 | }, |
| 637 | }, |
| 638 | { } |
| 639 | }; |
| 640 | |
| 641 | static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = { |
| 642 | { |
| 643 | .matches = { |
| 644 | DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ |
| 645 | }, |
| 646 | }, |
| 647 | { |
| 648 | .matches = { |
| 649 | DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */ |
| 650 | }, |
| 651 | }, |
| 652 | { |
| 653 | .matches = { |
| 654 | DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ |
| 655 | }, |
| 656 | }, |
| 657 | { |
| 658 | .matches = { |
| 659 | DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */ |
| 660 | }, |
| 661 | }, |
| 662 | { } |
| 663 | }; |
| 664 | #endif |
| 665 | |
| 666 | static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = { |
| 667 | { |
| 668 | /* Dell Vostro V13 */ |
| 669 | .matches = { |
| 670 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), |
| 671 | DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), |
| 672 | }, |
| 673 | }, |
| 674 | { |
| 675 | /* Newer HP Pavilion dv4 models */ |
| 676 | .matches = { |
| 677 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
| 678 | DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), |
| 679 | }, |
| 680 | }, |
| 681 | { |
| 682 | /* Fujitsu A544 laptop */ |
| 683 | /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ |
| 684 | .matches = { |
| 685 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 686 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), |
| 687 | }, |
| 688 | }, |
| 689 | { |
| 690 | /* Fujitsu AH544 laptop */ |
| 691 | /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ |
| 692 | .matches = { |
| 693 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 694 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), |
| 695 | }, |
| 696 | }, |
| 697 | { |
| 698 | /* Fujitsu U574 laptop */ |
| 699 | /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ |
| 700 | .matches = { |
| 701 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), |
| 702 | DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), |
| 703 | }, |
| 704 | }, |
| 705 | { } |
| 706 | }; |
| 707 | |
| 708 | /* |
| 709 | * Some Wistron based laptops need us to explicitly enable the 'Dritek |
| 710 | * keyboard extension' to make their extra keys start generating scancodes. |
| 711 | * Originally, this was just confined to older laptops, but a few Acer laptops |
| 712 | * have turned up in 2007 that also need this again. |
| 713 | */ |
| 714 | static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = { |
| 715 | { |
| 716 | /* Acer Aspire 5100 */ |
| 717 | .matches = { |
| 718 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 719 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), |
| 720 | }, |
| 721 | }, |
| 722 | { |
| 723 | /* Acer Aspire 5610 */ |
| 724 | .matches = { |
| 725 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 726 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), |
| 727 | }, |
| 728 | }, |
| 729 | { |
| 730 | /* Acer Aspire 5630 */ |
| 731 | .matches = { |
| 732 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 733 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), |
| 734 | }, |
| 735 | }, |
| 736 | { |
| 737 | /* Acer Aspire 5650 */ |
| 738 | .matches = { |
| 739 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 740 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), |
| 741 | }, |
| 742 | }, |
| 743 | { |
| 744 | /* Acer Aspire 5680 */ |
| 745 | .matches = { |
| 746 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 747 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), |
| 748 | }, |
| 749 | }, |
| 750 | { |
| 751 | /* Acer Aspire 5720 */ |
| 752 | .matches = { |
| 753 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 754 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"), |
| 755 | }, |
| 756 | }, |
| 757 | { |
| 758 | /* Acer Aspire 9110 */ |
| 759 | .matches = { |
| 760 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 761 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), |
| 762 | }, |
| 763 | }, |
| 764 | { |
| 765 | /* Acer TravelMate 660 */ |
| 766 | .matches = { |
| 767 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 768 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"), |
| 769 | }, |
| 770 | }, |
| 771 | { |
| 772 | /* Acer TravelMate 2490 */ |
| 773 | .matches = { |
| 774 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 775 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), |
| 776 | }, |
| 777 | }, |
| 778 | { |
| 779 | /* Acer TravelMate 4280 */ |
| 780 | .matches = { |
| 781 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), |
| 782 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"), |
| 783 | }, |
| 784 | }, |
| 785 | { } |
| 786 | }; |
| 787 | |
| 788 | /* |
| 789 | * Some laptops need keyboard reset before probing for the trackpad to get |
| 790 | * it detected, initialised & finally work. |
| 791 | */ |
| 792 | static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = { |
| 793 | { |
| 794 | /* Gigabyte P35 v2 - Elantech touchpad */ |
| 795 | .matches = { |
| 796 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 797 | DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"), |
| 798 | }, |
| 799 | }, |
| 800 | { |
| 801 | /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */ |
| 802 | .matches = { |
| 803 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 804 | DMI_MATCH(DMI_PRODUCT_NAME, "X3"), |
| 805 | }, |
| 806 | }, |
| 807 | { |
| 808 | /* Gigabyte P34 - Elantech touchpad */ |
| 809 | .matches = { |
| 810 | DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), |
| 811 | DMI_MATCH(DMI_PRODUCT_NAME, "P34"), |
| 812 | }, |
| 813 | }, |
| 814 | { |
| 815 | /* Schenker XMG C504 - Elantech touchpad */ |
| 816 | .matches = { |
| 817 | DMI_MATCH(DMI_SYS_VENDOR, "XMG"), |
| 818 | DMI_MATCH(DMI_PRODUCT_NAME, "C504"), |
| 819 | }, |
| 820 | }, |
| 821 | { } |
| 822 | }; |
| 823 | |
| 824 | #endif /* CONFIG_X86 */ |
| 825 | |
| 826 | #ifdef CONFIG_PNP |
| 827 | #include <linux/pnp.h> |
| 828 | |
| 829 | static bool i8042_pnp_kbd_registered; |
| 830 | static unsigned int i8042_pnp_kbd_devices; |
| 831 | static bool i8042_pnp_aux_registered; |
| 832 | static unsigned int i8042_pnp_aux_devices; |
| 833 | |
| 834 | static int i8042_pnp_command_reg; |
| 835 | static int i8042_pnp_data_reg; |
| 836 | static int i8042_pnp_kbd_irq; |
| 837 | static int i8042_pnp_aux_irq; |
| 838 | |
| 839 | static char i8042_pnp_kbd_name[32]; |
| 840 | static char i8042_pnp_aux_name[32]; |
| 841 | |
| 842 | static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size) |
| 843 | { |
| 844 | strlcpy(dst, "PNP:", dst_size); |
| 845 | |
| 846 | while (id) { |
| 847 | strlcat(dst, " ", dst_size); |
| 848 | strlcat(dst, id->id, dst_size); |
| 849 | id = id->next; |
| 850 | } |
| 851 | } |
| 852 | |
| 853 | static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) |
| 854 | { |
| 855 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) |
| 856 | i8042_pnp_data_reg = pnp_port_start(dev,0); |
| 857 | |
| 858 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) |
| 859 | i8042_pnp_command_reg = pnp_port_start(dev, 1); |
| 860 | |
| 861 | if (pnp_irq_valid(dev,0)) |
| 862 | i8042_pnp_kbd_irq = pnp_irq(dev, 0); |
| 863 | |
| 864 | strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); |
| 865 | if (strlen(pnp_dev_name(dev))) { |
| 866 | strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); |
| 867 | strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); |
| 868 | } |
| 869 | i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id, |
| 870 | sizeof(i8042_kbd_firmware_id)); |
| 871 | |
| 872 | /* Keyboard ports are always supposed to be wakeup-enabled */ |
| 873 | device_set_wakeup_enable(&dev->dev, true); |
| 874 | |
| 875 | i8042_pnp_kbd_devices++; |
| 876 | return 0; |
| 877 | } |
| 878 | |
| 879 | static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) |
| 880 | { |
| 881 | if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) |
| 882 | i8042_pnp_data_reg = pnp_port_start(dev,0); |
| 883 | |
| 884 | if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) |
| 885 | i8042_pnp_command_reg = pnp_port_start(dev, 1); |
| 886 | |
| 887 | if (pnp_irq_valid(dev, 0)) |
| 888 | i8042_pnp_aux_irq = pnp_irq(dev, 0); |
| 889 | |
| 890 | strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); |
| 891 | if (strlen(pnp_dev_name(dev))) { |
| 892 | strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); |
| 893 | strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); |
| 894 | } |
| 895 | i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id, |
| 896 | sizeof(i8042_aux_firmware_id)); |
| 897 | |
| 898 | i8042_pnp_aux_devices++; |
| 899 | return 0; |
| 900 | } |
| 901 | |
| 902 | static struct pnp_device_id pnp_kbd_devids[] = { |
| 903 | { .id = "PNP0300", .driver_data = 0 }, |
| 904 | { .id = "PNP0301", .driver_data = 0 }, |
| 905 | { .id = "PNP0302", .driver_data = 0 }, |
| 906 | { .id = "PNP0303", .driver_data = 0 }, |
| 907 | { .id = "PNP0304", .driver_data = 0 }, |
| 908 | { .id = "PNP0305", .driver_data = 0 }, |
| 909 | { .id = "PNP0306", .driver_data = 0 }, |
| 910 | { .id = "PNP0309", .driver_data = 0 }, |
| 911 | { .id = "PNP030a", .driver_data = 0 }, |
| 912 | { .id = "PNP030b", .driver_data = 0 }, |
| 913 | { .id = "PNP0320", .driver_data = 0 }, |
| 914 | { .id = "PNP0343", .driver_data = 0 }, |
| 915 | { .id = "PNP0344", .driver_data = 0 }, |
| 916 | { .id = "PNP0345", .driver_data = 0 }, |
| 917 | { .id = "CPQA0D7", .driver_data = 0 }, |
| 918 | { .id = "", }, |
| 919 | }; |
| 920 | MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids); |
| 921 | |
| 922 | static struct pnp_driver i8042_pnp_kbd_driver = { |
| 923 | .name = "i8042 kbd", |
| 924 | .id_table = pnp_kbd_devids, |
| 925 | .probe = i8042_pnp_kbd_probe, |
| 926 | }; |
| 927 | |
| 928 | static struct pnp_device_id pnp_aux_devids[] = { |
| 929 | { .id = "AUI0200", .driver_data = 0 }, |
| 930 | { .id = "FJC6000", .driver_data = 0 }, |
| 931 | { .id = "FJC6001", .driver_data = 0 }, |
| 932 | { .id = "PNP0f03", .driver_data = 0 }, |
| 933 | { .id = "PNP0f0b", .driver_data = 0 }, |
| 934 | { .id = "PNP0f0e", .driver_data = 0 }, |
| 935 | { .id = "PNP0f12", .driver_data = 0 }, |
| 936 | { .id = "PNP0f13", .driver_data = 0 }, |
| 937 | { .id = "PNP0f19", .driver_data = 0 }, |
| 938 | { .id = "PNP0f1c", .driver_data = 0 }, |
| 939 | { .id = "SYN0801", .driver_data = 0 }, |
| 940 | { .id = "", }, |
| 941 | }; |
| 942 | MODULE_DEVICE_TABLE(pnp, pnp_aux_devids); |
| 943 | |
| 944 | static struct pnp_driver i8042_pnp_aux_driver = { |
| 945 | .name = "i8042 aux", |
| 946 | .id_table = pnp_aux_devids, |
| 947 | .probe = i8042_pnp_aux_probe, |
| 948 | }; |
| 949 | |
| 950 | static void i8042_pnp_exit(void) |
| 951 | { |
| 952 | if (i8042_pnp_kbd_registered) { |
| 953 | i8042_pnp_kbd_registered = false; |
| 954 | pnp_unregister_driver(&i8042_pnp_kbd_driver); |
| 955 | } |
| 956 | |
| 957 | if (i8042_pnp_aux_registered) { |
| 958 | i8042_pnp_aux_registered = false; |
| 959 | pnp_unregister_driver(&i8042_pnp_aux_driver); |
| 960 | } |
| 961 | } |
| 962 | |
| 963 | static int __init i8042_pnp_init(void) |
| 964 | { |
| 965 | char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; |
| 966 | bool pnp_data_busted = false; |
| 967 | int err; |
| 968 | |
| 969 | #ifdef CONFIG_X86 |
| 970 | if (dmi_check_system(i8042_dmi_nopnp_table)) |
| 971 | i8042_nopnp = true; |
| 972 | #endif |
| 973 | |
| 974 | if (i8042_nopnp) { |
| 975 | pr_info("PNP detection disabled\n"); |
| 976 | return 0; |
| 977 | } |
| 978 | |
| 979 | err = pnp_register_driver(&i8042_pnp_kbd_driver); |
| 980 | if (!err) |
| 981 | i8042_pnp_kbd_registered = true; |
| 982 | |
| 983 | err = pnp_register_driver(&i8042_pnp_aux_driver); |
| 984 | if (!err) |
| 985 | i8042_pnp_aux_registered = true; |
| 986 | |
| 987 | if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) { |
| 988 | i8042_pnp_exit(); |
| 989 | #if defined(__ia64__) |
| 990 | return -ENODEV; |
| 991 | #else |
| 992 | pr_info("PNP: No PS/2 controller found.\n"); |
| 993 | if (x86_platform.legacy.i8042 != |
| 994 | X86_LEGACY_I8042_EXPECTED_PRESENT) |
| 995 | return -ENODEV; |
| 996 | pr_info("Probing ports directly.\n"); |
| 997 | return 0; |
| 998 | #endif |
| 999 | } |
| 1000 | |
| 1001 | if (i8042_pnp_kbd_devices) |
| 1002 | snprintf(kbd_irq_str, sizeof(kbd_irq_str), |
| 1003 | "%d", i8042_pnp_kbd_irq); |
| 1004 | if (i8042_pnp_aux_devices) |
| 1005 | snprintf(aux_irq_str, sizeof(aux_irq_str), |
| 1006 | "%d", i8042_pnp_aux_irq); |
| 1007 | |
| 1008 | pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n", |
| 1009 | i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", |
| 1010 | i8042_pnp_aux_name, |
| 1011 | i8042_pnp_data_reg, i8042_pnp_command_reg, |
| 1012 | kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", |
| 1013 | aux_irq_str); |
| 1014 | |
| 1015 | #if defined(__ia64__) |
| 1016 | if (!i8042_pnp_kbd_devices) |
| 1017 | i8042_nokbd = true; |
| 1018 | if (!i8042_pnp_aux_devices) |
| 1019 | i8042_noaux = true; |
| 1020 | #endif |
| 1021 | |
| 1022 | if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && |
| 1023 | i8042_pnp_data_reg != i8042_data_reg) || |
| 1024 | !i8042_pnp_data_reg) { |
| 1025 | pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n", |
| 1026 | i8042_pnp_data_reg, i8042_data_reg); |
| 1027 | i8042_pnp_data_reg = i8042_data_reg; |
| 1028 | pnp_data_busted = true; |
| 1029 | } |
| 1030 | |
| 1031 | if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && |
| 1032 | i8042_pnp_command_reg != i8042_command_reg) || |
| 1033 | !i8042_pnp_command_reg) { |
| 1034 | pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n", |
| 1035 | i8042_pnp_command_reg, i8042_command_reg); |
| 1036 | i8042_pnp_command_reg = i8042_command_reg; |
| 1037 | pnp_data_busted = true; |
| 1038 | } |
| 1039 | |
| 1040 | if (!i8042_nokbd && !i8042_pnp_kbd_irq) { |
| 1041 | pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n", |
| 1042 | i8042_kbd_irq); |
| 1043 | i8042_pnp_kbd_irq = i8042_kbd_irq; |
| 1044 | pnp_data_busted = true; |
| 1045 | } |
| 1046 | |
| 1047 | if (!i8042_noaux && !i8042_pnp_aux_irq) { |
| 1048 | if (!pnp_data_busted && i8042_pnp_kbd_irq) { |
| 1049 | pr_warn("PNP: PS/2 appears to have AUX port disabled, " |
| 1050 | "if this is incorrect please boot with i8042.nopnp\n"); |
| 1051 | i8042_noaux = true; |
| 1052 | } else { |
| 1053 | pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n", |
| 1054 | i8042_aux_irq); |
| 1055 | i8042_pnp_aux_irq = i8042_aux_irq; |
| 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | i8042_data_reg = i8042_pnp_data_reg; |
| 1060 | i8042_command_reg = i8042_pnp_command_reg; |
| 1061 | i8042_kbd_irq = i8042_pnp_kbd_irq; |
| 1062 | i8042_aux_irq = i8042_pnp_aux_irq; |
| 1063 | |
| 1064 | #ifdef CONFIG_X86 |
| 1065 | i8042_bypass_aux_irq_test = !pnp_data_busted && |
| 1066 | dmi_check_system(i8042_dmi_laptop_table); |
| 1067 | #endif |
| 1068 | |
| 1069 | return 0; |
| 1070 | } |
| 1071 | |
| 1072 | #else /* !CONFIG_PNP */ |
| 1073 | static inline int i8042_pnp_init(void) { return 0; } |
| 1074 | static inline void i8042_pnp_exit(void) { } |
| 1075 | #endif /* CONFIG_PNP */ |
| 1076 | |
| 1077 | static int __init i8042_platform_init(void) |
| 1078 | { |
| 1079 | int retval; |
| 1080 | |
| 1081 | #ifdef CONFIG_X86 |
| 1082 | u8 a20_on = 0xdf; |
| 1083 | /* Just return if platform does not have i8042 controller */ |
| 1084 | if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT) |
| 1085 | return -ENODEV; |
| 1086 | #endif |
| 1087 | |
| 1088 | /* |
| 1089 | * On ix86 platforms touching the i8042 data register region can do really |
| 1090 | * bad things. Because of this the region is always reserved on ix86 boxes. |
| 1091 | * |
| 1092 | * if (!request_region(I8042_DATA_REG, 16, "i8042")) |
| 1093 | * return -EBUSY; |
| 1094 | */ |
| 1095 | |
| 1096 | i8042_kbd_irq = I8042_MAP_IRQ(1); |
| 1097 | i8042_aux_irq = I8042_MAP_IRQ(12); |
| 1098 | |
| 1099 | retval = i8042_pnp_init(); |
| 1100 | if (retval) |
| 1101 | return retval; |
| 1102 | |
| 1103 | #if defined(__ia64__) |
| 1104 | i8042_reset = I8042_RESET_ALWAYS; |
| 1105 | #endif |
| 1106 | |
| 1107 | #ifdef CONFIG_X86 |
| 1108 | /* Honor module parameter when value is not default */ |
| 1109 | if (i8042_reset == I8042_RESET_DEFAULT) { |
| 1110 | if (dmi_check_system(i8042_dmi_reset_table)) |
| 1111 | i8042_reset = I8042_RESET_ALWAYS; |
| 1112 | |
| 1113 | if (dmi_check_system(i8042_dmi_noselftest_table)) |
| 1114 | i8042_reset = I8042_RESET_NEVER; |
| 1115 | } |
| 1116 | |
| 1117 | if (dmi_check_system(i8042_dmi_noloop_table)) |
| 1118 | i8042_noloop = true; |
| 1119 | |
| 1120 | if (dmi_check_system(i8042_dmi_nomux_table)) |
| 1121 | i8042_nomux = true; |
| 1122 | |
| 1123 | if (dmi_check_system(i8042_dmi_notimeout_table)) |
| 1124 | i8042_notimeout = true; |
| 1125 | |
| 1126 | if (dmi_check_system(i8042_dmi_dritek_table)) |
| 1127 | i8042_dritek = true; |
| 1128 | |
| 1129 | if (dmi_check_system(i8042_dmi_kbdreset_table)) |
| 1130 | i8042_kbdreset = true; |
| 1131 | |
| 1132 | /* |
| 1133 | * A20 was already enabled during early kernel init. But some buggy |
| 1134 | * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to |
| 1135 | * resume from S3. So we do it here and hope that nothing breaks. |
| 1136 | */ |
| 1137 | i8042_command(&a20_on, 0x10d1); |
| 1138 | i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */ |
| 1139 | #endif /* CONFIG_X86 */ |
| 1140 | |
| 1141 | return retval; |
| 1142 | } |
| 1143 | |
| 1144 | static inline void i8042_platform_exit(void) |
| 1145 | { |
| 1146 | i8042_pnp_exit(); |
| 1147 | } |
| 1148 | |
| 1149 | #endif /* _I8042_X86IA64IO_H */ |