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 #ifdef CONFIG_X86
  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 = "Arima-Rioworks HDAMB",
  74                 .matches = {
  75                         DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
  76                         DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
  77                         DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
  78                 },
  79         },
  80         {
  81                 /* AUX LOOP command does not raise AUX IRQ */
  82                 .ident = "ASUS P65UP5",
  83                 .matches = {
  84                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
  85                         DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
  86                         DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
  87                 },
  88         },
  89         {
  90                 .ident = "Compaq Proliant 8500",
  91                 .matches = {
  92                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  93                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  94                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
  95                 },
  96         },
  97         {
  98                 .ident = "Compaq Proliant DL760",
  99                 .matches = {
 100                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
 101                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
 102                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
 103                 },
 104         },
 105         {
 106                 .ident = "OQO Model 01",
 107                 .matches = {
 108                         DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
 109                         DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
 110                         DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
 111                 },
 112         },
 113         {
 114                 /* AUX LOOP does not work properly */
 115                 .ident = "ULI EV4873",
 116                 .matches = {
 117                         DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
 118                         DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
 119                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 120                 },
 121         },
 122         {
 123                 .ident = "Microsoft Virtual Machine",
 124                 .matches = {
 125                         DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
 126                         DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
 127                         DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
 128                 },
 129         },
 130         {
 131                 .ident = "Medion MAM 2070",
 132                 .matches = {
 133                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 134                         DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
 135                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 136                 },
 137         },
 138         {
 139                 .ident = "Blue FB5601",
 140                 .matches = {
 141                         DMI_MATCH(DMI_SYS_VENDOR, "blue"),
 142                         DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
 143                         DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
 144                 },
 145         },
 146         {
 147                 .ident = "Gigabyte M912",
 148                 .matches = {
 149                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 150                         DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
 151                         DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
 152                 },
 153         },
 154         { }
 155 };
 156
 157 /*
 158  * Some Fujitsu notebooks are having trouble with touchpads if
 159  * active multiplexing mode is activated. Luckily they don't have
 160  * external PS/2 ports so we can safely disable it.
 161  * ... apparently some Toshibas don't like MUX mode either and
 162  * die horrible death on reboot.
 163  */
 164 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 165         {
 166                 .ident = "Fujitsu Lifebook P7010/P7010D",
 167                 .matches = {
 168                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 169                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
 170                 },
 171         },
 172         {
 173                 .ident = "Fujitsu Lifebook P7010",
 174                 .matches = {
 175                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 176                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
 177                 },
 178         },
 179         {
 180                 .ident = "Fujitsu Lifebook P5020D",
 181                 .matches = {
 182                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 183                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 184                 },
 185         },
 186         {
 187                 .ident = "Fujitsu Lifebook S2000",
 188                 .matches = {
 189                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 190                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 191                 },
 192         },
 193         {
 194                 .ident = "Fujitsu Lifebook S6230",
 195                 .matches = {
 196                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 197                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 198                 },
 199         },
 200         {
 201                 .ident = "Fujitsu T70H",
 202                 .matches = {
 203                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 204                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 205                 },
 206         },
 207         {
 208                 .ident = "Fujitsu-Siemens Lifebook T3010",
 209                 .matches = {
 210                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 211                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 212                 },
 213         },
 214         {
 215                 .ident = "Fujitsu-Siemens Lifebook E4010",
 216                 .matches = {
 217                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 218                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 219                 },
 220         },
 221         {
 222                 .ident = "Fujitsu-Siemens Amilo Pro 2010",
 223                 .matches = {
 224                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 225                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
 226                 },
 227         },
 228         {
 229                 .ident = "Fujitsu-Siemens Amilo Pro 2030",
 230                 .matches = {
 231                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 232                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
 233                 },
 234         },
 235         {
 236                 /*
 237                  * No data is coming from the touchscreen unless KBC
 238                  * is in legacy mode.
 239                  */
 240                 .ident = "Panasonic CF-29",
 241                 .matches = {
 242                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 243                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 244                 },
 245         },
 246         {
 247                 /*
 248                  * Errors on MUX ports are reported without raising AUXDATA
 249                  * causing "spurious NAK" messages.
 250                  */
 251                 .ident = "HP Pavilion DV4017EA",
 252                 .matches = {
 253                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 254                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 255                 },
 256         },
 257         {
 258                 /*
 259                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 260                  */
 261                 .ident = "HP Pavilion ZT1000",
 262                 .matches = {
 263                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 264                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 265                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 266                 },
 267         },
 268         {
 269                 /*
 270                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 271                  */
 272                 .ident = "HP Pavilion DV4270ca",
 273                 .matches = {
 274                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 275                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 276                 },
 277         },
 278         {
 279                 .ident = "Toshiba P10",
 280                 .matches = {
 281                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 282                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 283                 },
 284         },
 285         {
 286                 .ident = "Toshiba Equium A110",
 287                 .matches = {
 288                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 289                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 290                 },
 291         },
 292         {
 293                 .ident = "Alienware Sentia",
 294                 .matches = {
 295                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 296                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 297                 },
 298         },
 299         {
 300                 .ident = "Sharp Actius MM20",
 301                 .matches = {
 302                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 303                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 304                 },
 305         },
 306         {
 307                 .ident = "Sony Vaio FS-115b",
 308                 .matches = {
 309                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 310                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 311                 },
 312         },
 313         {
 314                 .ident = "Amoi M636/A737",
 315                 .matches = {
 316                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 317                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 318                 },
 319         },
 320         {
 321                 .ident = "Lenovo 3000 n100",
 322                 .matches = {
 323                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 324                         DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
 325                 },
 326         },
 327         {
 328                 .ident = "Acer Aspire 1360",
 329                 .matches = {
 330                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 331                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
 332                 },
 333         },
 334         {
 335                 .ident = "Gericom Bellagio",
 336                 .matches = {
 337                         DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
 338                         DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
 339                 },
 340         },
 341         {
 342                 .ident = "IBM 2656",
 343                 .matches = {
 344                         DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
 345                         DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
 346                 },
 347         },
 348         {
 349                 .ident = "Dell XPS M1530",
 350                 .matches = {
 351                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 352                         DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
 353                 },
 354         },
 355         {
 356                 .ident = "Compal HEL80I",
 357                 .matches = {
 358                         DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
 359                         DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
 360                 },
 361         },
 362         {
 363                 .ident = "Dell Vostro 1510",
 364                 .matches = {
 365                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 366                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
 367                 },
 368         },
 369         { }
 370 };
 371
 372 #ifdef CONFIG_PNP
 373 static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
 374         {
 375                 .ident = "Intel MBO Desktop D845PESV",
 376                 .matches = {
 377                         DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
 378                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 379                 },
 380         },
 381         { }
 382 };
 383 #endif
 384
 385 /*
 386  * Some Wistron based laptops need us to explicitly enable the 'Dritek
 387  * keyboard extension' to make their extra keys start generating scancodes.
 388  * Originally, this was just confined to older laptops, but a few Acer laptops
 389  * have turned up in 2007 that also need this again.
 390  */
 391 static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
 392         {
 393                 .ident = "Acer Aspire 5630",
 394                 .matches = {
 395                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 396                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
 397                 },
 398         },
 399         {
 400                 .ident = "Acer Aspire 5650",
 401                 .matches = {
 402                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 403                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
 404                 },
 405         },
 406         {
 407                 .ident = "Acer Aspire 5680",
 408                 .matches = {
 409                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 410                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
 411                 },
 412         },
 413         {
 414                 .ident = "Acer Aspire 5720",
 415                 .matches = {
 416                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 417                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
 418                 },
 419         },
 420         {
 421                 .ident = "Acer Aspire 9110",
 422                 .matches = {
 423                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 424                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
 425                 },
 426         },
 427         {
 428                 .ident = "Acer TravelMate 660",
 429                 .matches = {
 430                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 431                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
 432                 },
 433         },
 434         {
 435                 .ident = "Acer TravelMate 2490",
 436                 .matches = {
 437                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 438                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
 439                 },
 440         },
 441         {
 442                 .ident = "Acer TravelMate 4280",
 443                 .matches = {
 444                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 445                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
 446                 },
 447         },
 448         { }
 449 };
 450
 451 #endif /* CONFIG_X86 */
 452
 453 #ifdef CONFIG_PNP
 454 #include <linux/pnp.h>
 455
 456 static int i8042_pnp_kbd_registered;
 457 static unsigned int i8042_pnp_kbd_devices;
 458 static int i8042_pnp_aux_registered;
 459 static unsigned int i8042_pnp_aux_devices;
 460
 461 static int i8042_pnp_command_reg;
 462 static int i8042_pnp_data_reg;
 463 static int i8042_pnp_kbd_irq;
 464 static int i8042_pnp_aux_irq;
 465
 466 static char i8042_pnp_kbd_name[32];
 467 static char i8042_pnp_aux_name[32];
 468
 469 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 470 {
 471         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 472                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 473
 474         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 475                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 476
 477         if (pnp_irq_valid(dev,0))
 478                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 479
 480         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 481         if (strlen(pnp_dev_name(dev))) {
 482                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 483                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 484         }
 485
 486         i8042_pnp_kbd_devices++;
 487         return 0;
 488 }
 489
 490 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 491 {
 492         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 493                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 494
 495         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 496                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 497
 498         if (pnp_irq_valid(dev, 0))
 499                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 500
 501         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 502         if (strlen(pnp_dev_name(dev))) {
 503                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 504                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 505         }
 506
 507         i8042_pnp_aux_devices++;
 508         return 0;
 509 }
 510
 511 static struct pnp_device_id pnp_kbd_devids[] = {
 512         { .id = "PNP0303", .driver_data = 0 },
 513         { .id = "PNP030b", .driver_data = 0 },
 514         { .id = "", },
 515 };
 516
 517 static struct pnp_driver i8042_pnp_kbd_driver = {
 518         .name           = "i8042 kbd",
 519         .id_table       = pnp_kbd_devids,
 520         .probe          = i8042_pnp_kbd_probe,
 521 };
 522
 523 static struct pnp_device_id pnp_aux_devids[] = {
 524         { .id = "FJC6000", .driver_data = 0 },
 525         { .id = "FJC6001", .driver_data = 0 },
 526         { .id = "PNP0f03", .driver_data = 0 },
 527         { .id = "PNP0f0b", .driver_data = 0 },
 528         { .id = "PNP0f0e", .driver_data = 0 },
 529         { .id = "PNP0f12", .driver_data = 0 },
 530         { .id = "PNP0f13", .driver_data = 0 },
 531         { .id = "PNP0f19", .driver_data = 0 },
 532         { .id = "PNP0f1c", .driver_data = 0 },
 533         { .id = "SYN0801", .driver_data = 0 },
 534         { .id = "", },
 535 };
 536
 537 static struct pnp_driver i8042_pnp_aux_driver = {
 538         .name           = "i8042 aux",
 539         .id_table       = pnp_aux_devids,
 540         .probe          = i8042_pnp_aux_probe,
 541 };
 542
 543 static void i8042_pnp_exit(void)
 544 {
 545         if (i8042_pnp_kbd_registered) {
 546                 i8042_pnp_kbd_registered = 0;
 547                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 548         }
 549
 550         if (i8042_pnp_aux_registered) {
 551                 i8042_pnp_aux_registered = 0;
 552                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 553         }
 554 }
 555
 556 static int __init i8042_pnp_init(void)
 557 {
 558         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 559         int pnp_data_busted = 0;
 560         int err;
 561
 562 #ifdef CONFIG_X86
 563         if (dmi_check_system(i8042_dmi_nopnp_table))
 564                 i8042_nopnp = 1;
 565 #endif
 566
 567         if (i8042_nopnp) {
 568                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 569                 return 0;
 570         }
 571
 572         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 573         if (!err)
 574                 i8042_pnp_kbd_registered = 1;
 575
 576         err = pnp_register_driver(&i8042_pnp_aux_driver);
 577         if (!err)
 578                 i8042_pnp_aux_registered = 1;
 579
 580         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 581                 i8042_pnp_exit();
 582 #if defined(__ia64__)
 583                 return -ENODEV;
 584 #else
 585                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 586                 return 0;
 587 #endif
 588         }
 589
 590         if (i8042_pnp_kbd_devices)
 591                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 592                         "%d", i8042_pnp_kbd_irq);
 593         if (i8042_pnp_aux_devices)
 594                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 595                         "%d", i8042_pnp_aux_irq);
 596
 597         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 598                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 599                 i8042_pnp_aux_name,
 600                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 601                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 602                 aux_irq_str);
 603
 604 #if defined(__ia64__)
 605         if (!i8042_pnp_kbd_devices)
 606                 i8042_nokbd = 1;
 607         if (!i8042_pnp_aux_devices)
 608                 i8042_noaux = 1;
 609 #endif
 610
 611         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 612               i8042_pnp_data_reg != i8042_data_reg) ||
 613             !i8042_pnp_data_reg) {
 614                 printk(KERN_WARNING
 615                         "PNP: PS/2 controller has invalid data port %#x; "
 616                         "using default %#x\n",
 617                         i8042_pnp_data_reg, i8042_data_reg);
 618                 i8042_pnp_data_reg = i8042_data_reg;
 619                 pnp_data_busted = 1;
 620         }
 621
 622         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 623               i8042_pnp_command_reg != i8042_command_reg) ||
 624             !i8042_pnp_command_reg) {
 625                 printk(KERN_WARNING
 626                         "PNP: PS/2 controller has invalid command port %#x; "
 627                         "using default %#x\n",
 628                         i8042_pnp_command_reg, i8042_command_reg);
 629                 i8042_pnp_command_reg = i8042_command_reg;
 630                 pnp_data_busted = 1;
 631         }
 632
 633         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 634                 printk(KERN_WARNING
 635                         "PNP: PS/2 controller doesn't have KBD irq; "
 636                         "using default %d\n", i8042_kbd_irq);
 637                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 638                 pnp_data_busted = 1;
 639         }
 640
 641         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 642                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 643                         printk(KERN_WARNING
 644                                 "PNP: PS/2 appears to have AUX port disabled, "
 645                                 "if this is incorrect please boot with "
 646                                 "i8042.nopnp\n");
 647                         i8042_noaux = 1;
 648                 } else {
 649                         printk(KERN_WARNING
 650                                 "PNP: PS/2 controller doesn't have AUX irq; "
 651                                 "using default %d\n", i8042_aux_irq);
 652                         i8042_pnp_aux_irq = i8042_aux_irq;
 653                 }
 654         }
 655
 656         i8042_data_reg = i8042_pnp_data_reg;
 657         i8042_command_reg = i8042_pnp_command_reg;
 658         i8042_kbd_irq = i8042_pnp_kbd_irq;
 659         i8042_aux_irq = i8042_pnp_aux_irq;
 660
 661         return 0;
 662 }
 663
 664 #else
 665 static inline int i8042_pnp_init(void) { return 0; }
 666 static inline void i8042_pnp_exit(void) { }
 667 #endif
 668
 669 static int __init i8042_platform_init(void)
 670 {
 671         int retval;
 672
 673 /*
 674  * On ix86 platforms touching the i8042 data register region can do really
 675  * bad things. Because of this the region is always reserved on ix86 boxes.
 676  *
 677  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 678  *              return -EBUSY;
 679  */
 680
 681         i8042_kbd_irq = I8042_MAP_IRQ(1);
 682         i8042_aux_irq = I8042_MAP_IRQ(12);
 683
 684         retval = i8042_pnp_init();
 685         if (retval)
 686                 return retval;
 687
 688 #if defined(__ia64__)
 689         i8042_reset = 1;
 690 #endif
 691
 692 #ifdef CONFIG_X86
 693         if (dmi_check_system(i8042_dmi_noloop_table))
 694                 i8042_noloop = 1;
 695
 696         if (dmi_check_system(i8042_dmi_nomux_table))
 697                 i8042_nomux = 1;
 698
 699         if (dmi_check_system(i8042_dmi_dritek_table))
 700                 i8042_dritek = 1;
 701 #endif /* CONFIG_X86 */
 702
 703         return retval;
 704 }
 705
 706 static inline void i8042_platform_exit(void)
 707 {
 708         i8042_pnp_exit();
 709 }
 710
 711 #endif /* _I8042_X86IA64IO_H */