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__)
  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                 /*
 190                  * No data is coming from the touchscreen unless KBC
 191                  * is in legacy mode.
 192                  */
 193                 .ident = "Panasonic CF-29",
 194                 .matches = {
 195                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 196                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 197                 },
 198         },
 199         {
 200                 /*
 201                  * Errors on MUX ports are reported without raising AUXDATA
 202                  * causing "spurious NAK" messages.
 203                  */
 204                 .ident = "HP Pavilion DV4017EA",
 205                 .matches = {
 206                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 207                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 208                 },
 209         },
 210         {
 211                 /*
 212                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 213                  */
 214                 .ident = "HP Pavilion ZT1000",
 215                 .matches = {
 216                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 217                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 218                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 219                 },
 220         },
 221         {
 222                 /*
 223                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 224                  */
 225                 .ident = "HP Pavilion DV4270ca",
 226                 .matches = {
 227                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 228                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 229                 },
 230         },
 231         {
 232                 .ident = "Toshiba P10",
 233                 .matches = {
 234                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 235                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 236                 },
 237         },
 238         {
 239                 .ident = "Toshiba Equium A110",
 240                 .matches = {
 241                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 242                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 243                 },
 244         },
 245         {
 246                 .ident = "Alienware Sentia",
 247                 .matches = {
 248                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 249                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 250                 },
 251         },
 252         {
 253                 .ident = "Sharp Actius MM20",
 254                 .matches = {
 255                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 256                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 257                 },
 258         },
 259         {
 260                 .ident = "Sony Vaio FS-115b",
 261                 .matches = {
 262                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 263                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 264                 },
 265         },
 266         {
 267                 .ident = "Amoi M636/A737",
 268                 .matches = {
 269                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 270                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 271                 },
 272         },
 273         { }
 274 };
 275
 276
 277
 278 #endif
 279
 280
 281 #ifdef CONFIG_PNP
 282 #include <linux/pnp.h>
 283
 284 static int i8042_pnp_kbd_registered;
 285 static unsigned int i8042_pnp_kbd_devices;
 286 static int i8042_pnp_aux_registered;
 287 static unsigned int i8042_pnp_aux_devices;
 288
 289 static int i8042_pnp_command_reg;
 290 static int i8042_pnp_data_reg;
 291 static int i8042_pnp_kbd_irq;
 292 static int i8042_pnp_aux_irq;
 293
 294 static char i8042_pnp_kbd_name[32];
 295 static char i8042_pnp_aux_name[32];
 296
 297 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 298 {
 299         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 300                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 301
 302         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 303                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 304
 305         if (pnp_irq_valid(dev,0))
 306                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 307
 308         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 309         if (strlen(pnp_dev_name(dev))) {
 310                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 311                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 312         }
 313
 314         i8042_pnp_kbd_devices++;
 315         return 0;
 316 }
 317
 318 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 319 {
 320         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 321                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 322
 323         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 324                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 325
 326         if (pnp_irq_valid(dev, 0))
 327                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 328
 329         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 330         if (strlen(pnp_dev_name(dev))) {
 331                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 332                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 333         }
 334
 335         i8042_pnp_aux_devices++;
 336         return 0;
 337 }
 338
 339 static struct pnp_device_id pnp_kbd_devids[] = {
 340         { .id = "PNP0303", .driver_data = 0 },
 341         { .id = "PNP030b", .driver_data = 0 },
 342         { .id = "", },
 343 };
 344
 345 static struct pnp_driver i8042_pnp_kbd_driver = {
 346         .name           = "i8042 kbd",
 347         .id_table       = pnp_kbd_devids,
 348         .probe          = i8042_pnp_kbd_probe,
 349 };
 350
 351 static struct pnp_device_id pnp_aux_devids[] = {
 352         { .id = "FJC6000", .driver_data = 0 },
 353         { .id = "FJC6001", .driver_data = 0 },
 354         { .id = "PNP0f03", .driver_data = 0 },
 355         { .id = "PNP0f0b", .driver_data = 0 },
 356         { .id = "PNP0f0e", .driver_data = 0 },
 357         { .id = "PNP0f12", .driver_data = 0 },
 358         { .id = "PNP0f13", .driver_data = 0 },
 359         { .id = "PNP0f19", .driver_data = 0 },
 360         { .id = "PNP0f1c", .driver_data = 0 },
 361         { .id = "SYN0801", .driver_data = 0 },
 362         { .id = "", },
 363 };
 364
 365 static struct pnp_driver i8042_pnp_aux_driver = {
 366         .name           = "i8042 aux",
 367         .id_table       = pnp_aux_devids,
 368         .probe          = i8042_pnp_aux_probe,
 369 };
 370
 371 static void i8042_pnp_exit(void)
 372 {
 373         if (i8042_pnp_kbd_registered) {
 374                 i8042_pnp_kbd_registered = 0;
 375                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 376         }
 377
 378         if (i8042_pnp_aux_registered) {
 379                 i8042_pnp_aux_registered = 0;
 380                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 381         }
 382 }
 383
 384 static int __init i8042_pnp_init(void)
 385 {
 386         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 387         int pnp_data_busted = 0;
 388         int err;
 389
 390         if (i8042_nopnp) {
 391                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 392                 return 0;
 393         }
 394
 395         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 396         if (!err)
 397                 i8042_pnp_kbd_registered = 1;
 398
 399         err = pnp_register_driver(&i8042_pnp_aux_driver);
 400         if (!err)
 401                 i8042_pnp_aux_registered = 1;
 402
 403         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 404                 i8042_pnp_exit();
 405 #if defined(__ia64__)
 406                 return -ENODEV;
 407 #else
 408                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 409                 return 0;
 410 #endif
 411         }
 412
 413         if (i8042_pnp_kbd_devices)
 414                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 415                         "%d", i8042_pnp_kbd_irq);
 416         if (i8042_pnp_aux_devices)
 417                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 418                         "%d", i8042_pnp_aux_irq);
 419
 420         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 421                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 422                 i8042_pnp_aux_name,
 423                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 424                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 425                 aux_irq_str);
 426
 427 #if defined(__ia64__)
 428         if (!i8042_pnp_kbd_devices)
 429                 i8042_nokbd = 1;
 430         if (!i8042_pnp_aux_devices)
 431                 i8042_noaux = 1;
 432 #endif
 433
 434         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 435               i8042_pnp_data_reg != i8042_data_reg) ||
 436             !i8042_pnp_data_reg) {
 437                 printk(KERN_WARNING
 438                         "PNP: PS/2 controller has invalid data port %#x; "
 439                         "using default %#x\n",
 440                         i8042_pnp_data_reg, i8042_data_reg);
 441                 i8042_pnp_data_reg = i8042_data_reg;
 442                 pnp_data_busted = 1;
 443         }
 444
 445         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 446               i8042_pnp_command_reg != i8042_command_reg) ||
 447             !i8042_pnp_command_reg) {
 448                 printk(KERN_WARNING
 449                         "PNP: PS/2 controller has invalid command port %#x; "
 450                         "using default %#x\n",
 451                         i8042_pnp_command_reg, i8042_command_reg);
 452                 i8042_pnp_command_reg = i8042_command_reg;
 453                 pnp_data_busted = 1;
 454         }
 455
 456         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 457                 printk(KERN_WARNING
 458                         "PNP: PS/2 controller doesn't have KBD irq; "
 459                         "using default %d\n", i8042_kbd_irq);
 460                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 461                 pnp_data_busted = 1;
 462         }
 463
 464         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 465                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 466                         printk(KERN_WARNING
 467                                 "PNP: PS/2 appears to have AUX port disabled, "
 468                                 "if this is incorrect please boot with "
 469                                 "i8042.nopnp\n");
 470                         i8042_noaux = 1;
 471                 } else {
 472                         printk(KERN_WARNING
 473                                 "PNP: PS/2 controller doesn't have AUX irq; "
 474                                 "using default %d\n", i8042_aux_irq);
 475                         i8042_pnp_aux_irq = i8042_aux_irq;
 476                 }
 477         }
 478
 479         i8042_data_reg = i8042_pnp_data_reg;
 480         i8042_command_reg = i8042_pnp_command_reg;
 481         i8042_kbd_irq = i8042_pnp_kbd_irq;
 482         i8042_aux_irq = i8042_pnp_aux_irq;
 483
 484         return 0;
 485 }
 486
 487 #else
 488 static inline int i8042_pnp_init(void) { return 0; }
 489 static inline void i8042_pnp_exit(void) { }
 490 #endif
 491
 492 static int __init i8042_platform_init(void)
 493 {
 494         int retval;
 495
 496 /*
 497  * On ix86 platforms touching the i8042 data register region can do really
 498  * bad things. Because of this the region is always reserved on ix86 boxes.
 499  *
 500  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 501  *              return -EBUSY;
 502  */
 503
 504         i8042_kbd_irq = I8042_MAP_IRQ(1);
 505         i8042_aux_irq = I8042_MAP_IRQ(12);
 506
 507         retval = i8042_pnp_init();
 508         if (retval)
 509                 return retval;
 510
 511 #if defined(__ia64__)
 512         i8042_reset = 1;
 513 #endif
 514
 515 #if defined(__i386__)
 516         if (dmi_check_system(i8042_dmi_noloop_table))
 517                 i8042_noloop = 1;
 518
 519         if (dmi_check_system(i8042_dmi_nomux_table))
 520                 i8042_nomux = 1;
 521 #endif
 522
 523         return retval;
 524 }
 525
 526 static inline void i8042_platform_exit(void)
 527 {
 528         i8042_pnp_exit();
 529 }
 530
 531 #endif /* _I8042_X86IA64IO_H */