drivers/input/serio/i8042-x86ia64io.h

   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__) || defined(__x86_64__)
  67
  68 #include <linux/dmi.h>
  69
  70 static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
  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         },
  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         },
  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         },
 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         },
 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         },
 121         { }
 122 };
 123
 124 /*
 125  * Some Fujitsu notebooks are having trouble with touchpads if
 126  * active multiplexing mode is activated. Luckily they don't have
 127  * external PS/2 ports so we can safely disable it.
 128  * ... apparently some Toshibas don't like MUX mode either and
 129  * die horrible death on reboot.
 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         },
 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         },
 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         },
 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         },
 167         {
 168                 .ident = "Fujitsu T70H",
 169                 .matches = {
 170                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 171                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 172                 },
 173         },
 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         },
 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         },
 188         {
 189                 .ident = "Fujitsu-Siemens Amilo Pro 2010",
 190                 .matches = {
 191                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 192                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
 193                 },
 194         },
 195         {
 196                 .ident = "Fujitsu-Siemens Amilo Pro 2030",
 197                 .matches = {
 198                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 199                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
 200                 },
 201         },
 202         {
 203                 /*
 204                  * No data is coming from the touchscreen unless KBC
 205                  * is in legacy mode.
 206                  */
 207                 .ident = "Panasonic CF-29",
 208                 .matches = {
 209                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 210                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 211                 },
 212         },
 213         {
 214                 /*
 215                  * Errors on MUX ports are reported without raising AUXDATA
 216                  * causing "spurious NAK" messages.
 217                  */
 218                 .ident = "HP Pavilion DV4017EA",
 219                 .matches = {
 220                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 221                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 222                 },
 223         },
 224         {
 225                 /*
 226                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 227                  */
 228                 .ident = "HP Pavilion ZT1000",
 229                 .matches = {
 230                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 231                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 232                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 233                 },
 234         },
 235         {
 236                 /*
 237                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 238                  */
 239                 .ident = "HP Pavilion DV4270ca",
 240                 .matches = {
 241                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 242                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 243                 },
 244         },
 245         {
 246                 .ident = "Toshiba P10",
 247                 .matches = {
 248                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 249                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 250                 },
 251         },
 252         {
 253                 .ident = "Toshiba Equium A110",
 254                 .matches = {
 255                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 256                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 257                 },
 258         },
 259         {
 260                 .ident = "Alienware Sentia",
 261                 .matches = {
 262                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 263                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 264                 },
 265         },
 266         {
 267                 .ident = "Sharp Actius MM20",
 268                 .matches = {
 269                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 270                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 271                 },
 272         },
 273         {
 274                 .ident = "Sony Vaio FS-115b",
 275                 .matches = {
 276                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 277                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 278                 },
 279         },
 280         {
 281                 .ident = "Amoi M636/A737",
 282                 .matches = {
 283                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 284                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 285                 },
 286         },
 287         {
 288                 .ident = "Lenovo 3000 n100",
 289                 .matches = {
 290                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 291                         DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
 292                 },
 293         },
 294         { }
 295 };
 296
 297
 298
 299 #endif
 300
 301 #ifdef CONFIG_X86
 302
 303 #include <linux/dmi.h>
 304
 305 /*
 306  * Some Wistron based laptops need us to explicitly enable the 'Dritek
 307  * keyboard extension' to make their extra keys start generating scancodes.
 308  * Originally, this was just confined to older laptops, but a few Acer laptops
 309  * have turned up in 2007 that also need this again.
 310  */
 311 static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
 312         {
 313                 .ident = "Acer Aspire 5630",
 314                 .matches = {
 315                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 316                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
 317                 },
 318         },
 319         {
 320                 .ident = "Acer Aspire 5650",
 321                 .matches = {
 322                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 323                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
 324                 },
 325         },
 326         {
 327                 .ident = "Acer Aspire 5680",
 328                 .matches = {
 329                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 330                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
 331                 },
 332         },
 333         {
 334                 .ident = "Acer Aspire 9110",
 335                 .matches = {
 336                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 337                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
 338                 },
 339         },
 340         {
 341                 .ident = "Acer TravelMate 660",
 342                 .matches = {
 343                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 344                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
 345                 },
 346         },
 347         {
 348                 .ident = "Acer TravelMate 2490",
 349                 .matches = {
 350                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 351                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
 352                 },
 353         },
 354         { }
 355 };
 356
 357 #endif /* CONFIG_X86 */
 358
 359
 360 #ifdef CONFIG_PNP
 361 #include <linux/pnp.h>
 362
 363 static int i8042_pnp_kbd_registered;
 364 static unsigned int i8042_pnp_kbd_devices;
 365 static int i8042_pnp_aux_registered;
 366 static unsigned int i8042_pnp_aux_devices;
 367
 368 static int i8042_pnp_command_reg;
 369 static int i8042_pnp_data_reg;
 370 static int i8042_pnp_kbd_irq;
 371 static int i8042_pnp_aux_irq;
 372
 373 static char i8042_pnp_kbd_name[32];
 374 static char i8042_pnp_aux_name[32];
 375
 376 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 377 {
 378         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 379                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 380
 381         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 382                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 383
 384         if (pnp_irq_valid(dev,0))
 385                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 386
 387         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 388         if (strlen(pnp_dev_name(dev))) {
 389                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 390                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 391         }
 392
 393         i8042_pnp_kbd_devices++;
 394         return 0;
 395 }
 396
 397 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 398 {
 399         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 400                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 401
 402         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 403                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 404
 405         if (pnp_irq_valid(dev, 0))
 406                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 407
 408         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 409         if (strlen(pnp_dev_name(dev))) {
 410                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 411                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 412         }
 413
 414         i8042_pnp_aux_devices++;
 415         return 0;
 416 }
 417
 418 static struct pnp_device_id pnp_kbd_devids[] = {
 419         { .id = "PNP0303", .driver_data = 0 },
 420         { .id = "PNP030b", .driver_data = 0 },
 421         { .id = "", },
 422 };
 423
 424 static struct pnp_driver i8042_pnp_kbd_driver = {
 425         .name           = "i8042 kbd",
 426         .id_table       = pnp_kbd_devids,
 427         .probe          = i8042_pnp_kbd_probe,
 428 };
 429
 430 static struct pnp_device_id pnp_aux_devids[] = {
 431         { .id = "FJC6000", .driver_data = 0 },
 432         { .id = "FJC6001", .driver_data = 0 },
 433         { .id = "PNP0f03", .driver_data = 0 },
 434         { .id = "PNP0f0b", .driver_data = 0 },
 435         { .id = "PNP0f0e", .driver_data = 0 },
 436         { .id = "PNP0f12", .driver_data = 0 },
 437         { .id = "PNP0f13", .driver_data = 0 },
 438         { .id = "PNP0f19", .driver_data = 0 },
 439         { .id = "PNP0f1c", .driver_data = 0 },
 440         { .id = "SYN0801", .driver_data = 0 },
 441         { .id = "", },
 442 };
 443
 444 static struct pnp_driver i8042_pnp_aux_driver = {
 445         .name           = "i8042 aux",
 446         .id_table       = pnp_aux_devids,
 447         .probe          = i8042_pnp_aux_probe,
 448 };
 449
 450 static void i8042_pnp_exit(void)
 451 {
 452         if (i8042_pnp_kbd_registered) {
 453                 i8042_pnp_kbd_registered = 0;
 454                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 455         }
 456
 457         if (i8042_pnp_aux_registered) {
 458                 i8042_pnp_aux_registered = 0;
 459                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 460         }
 461 }
 462
 463 static int __init i8042_pnp_init(void)
 464 {
 465         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 466         int pnp_data_busted = 0;
 467         int err;
 468
 469         if (i8042_nopnp) {
 470                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 471                 return 0;
 472         }
 473
 474         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 475         if (!err)
 476                 i8042_pnp_kbd_registered = 1;
 477
 478         err = pnp_register_driver(&i8042_pnp_aux_driver);
 479         if (!err)
 480                 i8042_pnp_aux_registered = 1;
 481
 482         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 483                 i8042_pnp_exit();
 484 #if defined(__ia64__)
 485                 return -ENODEV;
 486 #else
 487                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 488                 return 0;
 489 #endif
 490         }
 491
 492         if (i8042_pnp_kbd_devices)
 493                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 494                         "%d", i8042_pnp_kbd_irq);
 495         if (i8042_pnp_aux_devices)
 496                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 497                         "%d", i8042_pnp_aux_irq);
 498
 499         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 500                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 501                 i8042_pnp_aux_name,
 502                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 503                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 504                 aux_irq_str);
 505
 506 #if defined(__ia64__)
 507         if (!i8042_pnp_kbd_devices)
 508                 i8042_nokbd = 1;
 509         if (!i8042_pnp_aux_devices)
 510                 i8042_noaux = 1;
 511 #endif
 512
 513         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 514               i8042_pnp_data_reg != i8042_data_reg) ||
 515             !i8042_pnp_data_reg) {
 516                 printk(KERN_WARNING
 517                         "PNP: PS/2 controller has invalid data port %#x; "
 518                         "using default %#x\n",
 519                         i8042_pnp_data_reg, i8042_data_reg);
 520                 i8042_pnp_data_reg = i8042_data_reg;
 521                 pnp_data_busted = 1;
 522         }
 523
 524         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 525               i8042_pnp_command_reg != i8042_command_reg) ||
 526             !i8042_pnp_command_reg) {
 527                 printk(KERN_WARNING
 528                         "PNP: PS/2 controller has invalid command port %#x; "
 529                         "using default %#x\n",
 530                         i8042_pnp_command_reg, i8042_command_reg);
 531                 i8042_pnp_command_reg = i8042_command_reg;
 532                 pnp_data_busted = 1;
 533         }
 534
 535         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 536                 printk(KERN_WARNING
 537                         "PNP: PS/2 controller doesn't have KBD irq; "
 538                         "using default %d\n", i8042_kbd_irq);
 539                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 540                 pnp_data_busted = 1;
 541         }
 542
 543         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 544                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 545                         printk(KERN_WARNING
 546                                 "PNP: PS/2 appears to have AUX port disabled, "
 547                                 "if this is incorrect please boot with "
 548                                 "i8042.nopnp\n");
 549                         i8042_noaux = 1;
 550                 } else {
 551                         printk(KERN_WARNING
 552                                 "PNP: PS/2 controller doesn't have AUX irq; "
 553                                 "using default %d\n", i8042_aux_irq);
 554                         i8042_pnp_aux_irq = i8042_aux_irq;
 555                 }
 556         }
 557
 558         i8042_data_reg = i8042_pnp_data_reg;
 559         i8042_command_reg = i8042_pnp_command_reg;
 560         i8042_kbd_irq = i8042_pnp_kbd_irq;
 561         i8042_aux_irq = i8042_pnp_aux_irq;
 562
 563         return 0;
 564 }
 565
 566 #else
 567 static inline int i8042_pnp_init(void) { return 0; }
 568 static inline void i8042_pnp_exit(void) { }
 569 #endif
 570
 571 static int __init i8042_platform_init(void)
 572 {
 573         int retval;
 574
 575 /*
 576  * On ix86 platforms touching the i8042 data register region can do really
 577  * bad things. Because of this the region is always reserved on ix86 boxes.
 578  *
 579  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 580  *              return -EBUSY;
 581  */
 582
 583         i8042_kbd_irq = I8042_MAP_IRQ(1);
 584         i8042_aux_irq = I8042_MAP_IRQ(12);
 585
 586         retval = i8042_pnp_init();
 587         if (retval)
 588                 return retval;
 589
 590 #if defined(__ia64__)
 591         i8042_reset = 1;
 592 #endif
 593
 594 #if defined(__i386__) || defined(__x86_64__)
 595         if (dmi_check_system(i8042_dmi_noloop_table))
 596                 i8042_noloop = 1;
 597
 598         if (dmi_check_system(i8042_dmi_nomux_table))
 599                 i8042_nomux = 1;
 600 #endif
 601
 602 #ifdef CONFIG_X86
 603         if (dmi_check_system(i8042_dmi_dritek_table))
 604                 i8042_dritek = 1;
 605 #endif /* CONFIG_X86 */
 606
 607         return retval;
 608 }
 609
 610 static inline void i8042_platform_exit(void)
 611 {
 612         i8042_pnp_exit();
 613 }
 614
 615 #endif /* _I8042_X86IA64IO_H */