git.oblomov.eu Git - linux-2.6/blob - 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 };
 115
 116 /*
 117  * Some Fujitsu notebooks are having trouble with touchpads if
 118  * active multiplexing mode is activated. Luckily they don't have
 119  * external PS/2 ports so we can safely disable it.
 120  * ... apparently some Toshibas don't like MUX mode either and
 121  * die horrible death on reboot.
 122  */
 123 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 124         {
 125                 .ident = "Fujitsu Lifebook P7010/P7010D",
 126                 .matches = {
 127                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 128                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
 129                 },
 130         },
 131         {
 132                 .ident = "Fujitsu Lifebook P7010",
 133                 .matches = {
 134                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 135                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
 136                 },
 137         },
 138         {
 139                 .ident = "Fujitsu Lifebook P5020D",
 140                 .matches = {
 141                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 142                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 143                 },
 144         },
 145         {
 146                 .ident = "Fujitsu Lifebook S2000",
 147                 .matches = {
 148                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 149                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 150                 },
 151         },
 152         {
 153                 .ident = "Fujitsu Lifebook S6230",
 154                 .matches = {
 155                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 156                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 157                 },
 158         },
 159         {
 160                 .ident = "Fujitsu T70H",
 161                 .matches = {
 162                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 163                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 164                 },
 165         },
 166         {
 167                 .ident = "Fujitsu-Siemens Lifebook T3010",
 168                 .matches = {
 169                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 170                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 171                 },
 172         },
 173         {
 174                 .ident = "Fujitsu-Siemens Lifebook E4010",
 175                 .matches = {
 176                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 177                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 178                 },
 179         },
 180         {
 181                 /*
 182                  * No data is coming from the touchscreen unless KBC
 183                  * is in legacy mode.
 184                  */
 185                 .ident = "Panasonic CF-29",
 186                 .matches = {
 187                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 188                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 189                 },
 190         },
 191         {
 192                 /*
 193                  * Errors on MUX ports are reported without raising AUXDATA
 194                  * causing "spurious NAK" messages.
 195                  */
 196                 .ident = "HP Pavilion DV4017EA",
 197                 .matches = {
 198                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 199                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 200                 },
 201         },
 202         {
 203                 /*
 204                  * Like DV4017EA does not raise AUXERR for errors on MUX ports.
 205                  */
 206                 .ident = "HP Pavilion ZT1000",
 207                 .matches = {
 208                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 209                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 210                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 211                 },
 212         },
 213         {
 214                 .ident = "Toshiba P10",
 215                 .matches = {
 216                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 217                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 218                 },
 219         },
 220         {
 221                 .ident = "Toshiba Equium A110",
 222                 .matches = {
 223                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 224                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 225                 },
 226         },
 227         {
 228                 .ident = "Alienware Sentia",
 229                 .matches = {
 230                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 231                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 232                 },
 233         },
 234         {
 235                 .ident = "Sharp Actius MM20",
 236                 .matches = {
 237                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 238                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 239                 },
 240         },
 241         {
 242                 .ident = "Sony Vaio FS-115b",
 243                 .matches = {
 244                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 245                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 246                 },
 247         },
 248         {
 249                 .ident = "Amoi M636/A737",
 250                 .matches = {
 251                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 252                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 253                 },
 254         },
 255         { }
 256 };
 257
 258
 259
 260 #endif
 261
 262
 263 #ifdef CONFIG_PNP
 264 #include <linux/pnp.h>
 265
 266 static int i8042_pnp_kbd_registered;
 267 static unsigned int i8042_pnp_kbd_devices;
 268 static int i8042_pnp_aux_registered;
 269 static unsigned int i8042_pnp_aux_devices;
 270
 271 static int i8042_pnp_command_reg;
 272 static int i8042_pnp_data_reg;
 273 static int i8042_pnp_kbd_irq;
 274 static int i8042_pnp_aux_irq;
 275
 276 static char i8042_pnp_kbd_name[32];
 277 static char i8042_pnp_aux_name[32];
 278
 279 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 280 {
 281         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 282                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 283
 284         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 285                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 286
 287         if (pnp_irq_valid(dev,0))
 288                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 289
 290         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 291         if (strlen(pnp_dev_name(dev))) {
 292                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 293                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 294         }
 295
 296         i8042_pnp_kbd_devices++;
 297         return 0;
 298 }
 299
 300 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 301 {
 302         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 303                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 304
 305         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 306                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 307
 308         if (pnp_irq_valid(dev, 0))
 309                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 310
 311         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 312         if (strlen(pnp_dev_name(dev))) {
 313                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 314                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 315         }
 316
 317         i8042_pnp_aux_devices++;
 318         return 0;
 319 }
 320
 321 static struct pnp_device_id pnp_kbd_devids[] = {
 322         { .id = "PNP0303", .driver_data = 0 },
 323         { .id = "PNP030b", .driver_data = 0 },
 324         { .id = "", },
 325 };
 326
 327 static struct pnp_driver i8042_pnp_kbd_driver = {
 328         .name           = "i8042 kbd",
 329         .id_table       = pnp_kbd_devids,
 330         .probe          = i8042_pnp_kbd_probe,
 331 };
 332
 333 static struct pnp_device_id pnp_aux_devids[] = {
 334         { .id = "FJC6000", .driver_data = 0 },
 335         { .id = "FJC6001", .driver_data = 0 },
 336         { .id = "PNP0f03", .driver_data = 0 },
 337         { .id = "PNP0f0b", .driver_data = 0 },
 338         { .id = "PNP0f0e", .driver_data = 0 },
 339         { .id = "PNP0f12", .driver_data = 0 },
 340         { .id = "PNP0f13", .driver_data = 0 },
 341         { .id = "PNP0f19", .driver_data = 0 },
 342         { .id = "PNP0f1c", .driver_data = 0 },
 343         { .id = "SYN0801", .driver_data = 0 },
 344         { .id = "", },
 345 };
 346
 347 static struct pnp_driver i8042_pnp_aux_driver = {
 348         .name           = "i8042 aux",
 349         .id_table       = pnp_aux_devids,
 350         .probe          = i8042_pnp_aux_probe,
 351 };
 352
 353 static void i8042_pnp_exit(void)
 354 {
 355         if (i8042_pnp_kbd_registered) {
 356                 i8042_pnp_kbd_registered = 0;
 357                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 358         }
 359
 360         if (i8042_pnp_aux_registered) {
 361                 i8042_pnp_aux_registered = 0;
 362                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 363         }
 364 }
 365
 366 static int __init i8042_pnp_init(void)
 367 {
 368         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 369         int pnp_data_busted = 0;
 370         int err;
 371
 372         if (i8042_nopnp) {
 373                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 374                 return 0;
 375         }
 376
 377         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 378         if (!err)
 379                 i8042_pnp_kbd_registered = 1;
 380
 381         err = pnp_register_driver(&i8042_pnp_aux_driver);
 382         if (!err)
 383                 i8042_pnp_aux_registered = 1;
 384
 385         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 386                 i8042_pnp_exit();
 387 #if defined(__ia64__)
 388                 return -ENODEV;
 389 #else
 390                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 391                 return 0;
 392 #endif
 393         }
 394
 395         if (i8042_pnp_kbd_devices)
 396                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 397                         "%d", i8042_pnp_kbd_irq);
 398         if (i8042_pnp_aux_devices)
 399                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 400                         "%d", i8042_pnp_aux_irq);
 401
 402         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 403                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 404                 i8042_pnp_aux_name,
 405                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 406                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 407                 aux_irq_str);
 408
 409 #if defined(__ia64__)
 410         if (!i8042_pnp_kbd_devices)
 411                 i8042_nokbd = 1;
 412         if (!i8042_pnp_aux_devices)
 413                 i8042_noaux = 1;
 414 #endif
 415
 416         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 417               i8042_pnp_data_reg != i8042_data_reg) ||
 418             !i8042_pnp_data_reg) {
 419                 printk(KERN_WARNING
 420                         "PNP: PS/2 controller has invalid data port %#x; "
 421                         "using default %#x\n",
 422                         i8042_pnp_data_reg, i8042_data_reg);
 423                 i8042_pnp_data_reg = i8042_data_reg;
 424                 pnp_data_busted = 1;
 425         }
 426
 427         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 428               i8042_pnp_command_reg != i8042_command_reg) ||
 429             !i8042_pnp_command_reg) {
 430                 printk(KERN_WARNING
 431                         "PNP: PS/2 controller has invalid command port %#x; "
 432                         "using default %#x\n",
 433                         i8042_pnp_command_reg, i8042_command_reg);
 434                 i8042_pnp_command_reg = i8042_command_reg;
 435                 pnp_data_busted = 1;
 436         }
 437
 438         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 439                 printk(KERN_WARNING
 440                         "PNP: PS/2 controller doesn't have KBD irq; "
 441                         "using default %d\n", i8042_kbd_irq);
 442                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 443                 pnp_data_busted = 1;
 444         }
 445
 446         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 447                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 448                         printk(KERN_WARNING
 449                                 "PNP: PS/2 appears to have AUX port disabled, "
 450                                 "if this is incorrect please boot with "
 451                                 "i8042.nopnp\n");
 452                         i8042_noaux = 1;
 453                 } else {
 454                         printk(KERN_WARNING
 455                                 "PNP: PS/2 controller doesn't have AUX irq; "
 456                                 "using default %d\n", i8042_aux_irq);
 457                         i8042_pnp_aux_irq = i8042_aux_irq;
 458                 }
 459         }
 460
 461         i8042_data_reg = i8042_pnp_data_reg;
 462         i8042_command_reg = i8042_pnp_command_reg;
 463         i8042_kbd_irq = i8042_pnp_kbd_irq;
 464         i8042_aux_irq = i8042_pnp_aux_irq;
 465
 466         return 0;
 467 }
 468
 469 #else
 470 static inline int i8042_pnp_init(void) { return 0; }
 471 static inline void i8042_pnp_exit(void) { }
 472 #endif
 473
 474 static int __init i8042_platform_init(void)
 475 {
 476         int retval;
 477
 478 /*
 479  * On ix86 platforms touching the i8042 data register region can do really
 480  * bad things. Because of this the region is always reserved on ix86 boxes.
 481  *
 482  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 483  *              return -EBUSY;
 484  */
 485
 486         i8042_kbd_irq = I8042_MAP_IRQ(1);
 487         i8042_aux_irq = I8042_MAP_IRQ(12);
 488
 489         retval = i8042_pnp_init();
 490         if (retval)
 491                 return retval;
 492
 493 #if defined(__ia64__)
 494         i8042_reset = 1;
 495 #endif
 496
 497 #if defined(__i386__)
 498         if (dmi_check_system(i8042_dmi_noloop_table))
 499                 i8042_noloop = 1;
 500
 501         if (dmi_check_system(i8042_dmi_nomux_table))
 502                 i8042_nomux = 1;
 503 #endif
 504
 505         return retval;
 506 }
 507
 508 static inline void i8042_platform_exit(void)
 509 {
 510         i8042_pnp_exit();
 511 }
 512
 513 #endif /* _I8042_X86IA64IO_H */