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