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                 .ident = "Compaq Proliant 8500",
  73                 .matches = {
  74                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  75                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  76                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
  77                 },
  78         },
  79         {
  80                 .ident = "Compaq Proliant DL760",
  81                 .matches = {
  82                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
  83                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
  84                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
  85                 },
  86         },
  87         {
  88                 .ident = "OQO Model 01",
  89                 .matches = {
  90                         DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
  91                         DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
  92                         DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
  93                 },
  94         },
  95         { }
  96 };
  97
  98 /*
  99  * Some Fujitsu notebooks are having trouble with touchpads if
 100  * active multiplexing mode is activated. Luckily they don't have
 101  * external PS/2 ports so we can safely disable it.
 102  * ... apparently some Toshibas don't like MUX mode either and
 103  * die horrible death on reboot.
 104  */
 105 static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 106         {
 107                 .ident = "Fujitsu Lifebook P7010/P7010D",
 108                 .matches = {
 109                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 110                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
 111                 },
 112         },
 113         {
 114                 .ident = "Fujitsu Lifebook P7010",
 115                 .matches = {
 116                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 117                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
 118                 },
 119         },
 120         {
 121                 .ident = "Fujitsu Lifebook P5020D",
 122                 .matches = {
 123                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 124                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 125                 },
 126         },
 127         {
 128                 .ident = "Fujitsu Lifebook S2000",
 129                 .matches = {
 130                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 131                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 132                 },
 133         },
 134         {
 135                 .ident = "Fujitsu Lifebook S6230",
 136                 .matches = {
 137                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 138                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 139                 },
 140         },
 141         {
 142                 .ident = "Fujitsu T70H",
 143                 .matches = {
 144                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 145                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 146                 },
 147         },
 148         {
 149                 .ident = "Fujitsu-Siemens Lifebook T3010",
 150                 .matches = {
 151                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 152                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 153                 },
 154         },
 155         {
 156                 .ident = "Fujitsu-Siemens Lifebook E4010",
 157                 .matches = {
 158                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 159                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 160                 },
 161         },
 162         {
 163                 /*
 164                  * No data is coming from the touchscreen unless KBC
 165                  * is in legacy mode.
 166                  */
 167                 .ident = "Panasonic CF-29",
 168                 .matches = {
 169                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 170                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 171                 },
 172         },
 173         {
 174                 /*
 175                  * Errors on MUX ports are reported without raising AUXDATA
 176                  * causing "spurious NAK" messages.
 177                  */
 178                 .ident = "HP Pavilion DV4017EA",
 179                 .matches = {
 180                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 181                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 182                 },
 183         },
 184         {
 185                 .ident = "Toshiba P10",
 186                 .matches = {
 187                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 188                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 189                 },
 190         },
 191         {
 192                 .ident = "Toshiba Equium A110",
 193                 .matches = {
 194                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 195                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 196                 },
 197         },
 198         {
 199                 .ident = "Alienware Sentia",
 200                 .matches = {
 201                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 202                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 203                 },
 204         },
 205         {
 206                 .ident = "Sharp Actius MM20",
 207                 .matches = {
 208                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 209                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 210                 },
 211         },
 212         {
 213                 .ident = "Sony Vaio FS-115b",
 214                 .matches = {
 215                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 216                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 217                 },
 218         },
 219         {
 220                 .ident = "Amoi M636/A737",
 221                 .matches = {
 222                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 223                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 224                 },
 225         },
 226         { }
 227 };
 228
 229
 230
 231 #endif
 232
 233
 234 #ifdef CONFIG_PNP
 235 #include <linux/pnp.h>
 236
 237 static int i8042_pnp_kbd_registered;
 238 static unsigned int i8042_pnp_kbd_devices;
 239 static int i8042_pnp_aux_registered;
 240 static unsigned int i8042_pnp_aux_devices;
 241
 242 static int i8042_pnp_command_reg;
 243 static int i8042_pnp_data_reg;
 244 static int i8042_pnp_kbd_irq;
 245 static int i8042_pnp_aux_irq;
 246
 247 static char i8042_pnp_kbd_name[32];
 248 static char i8042_pnp_aux_name[32];
 249
 250 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 251 {
 252         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 253                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 254
 255         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 256                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 257
 258         if (pnp_irq_valid(dev,0))
 259                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 260
 261         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 262         if (strlen(pnp_dev_name(dev))) {
 263                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 264                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 265         }
 266
 267         i8042_pnp_kbd_devices++;
 268         return 0;
 269 }
 270
 271 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 272 {
 273         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 274                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 275
 276         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 277                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 278
 279         if (pnp_irq_valid(dev, 0))
 280                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 281
 282         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 283         if (strlen(pnp_dev_name(dev))) {
 284                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 285                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 286         }
 287
 288         i8042_pnp_aux_devices++;
 289         return 0;
 290 }
 291
 292 static struct pnp_device_id pnp_kbd_devids[] = {
 293         { .id = "PNP0303", .driver_data = 0 },
 294         { .id = "PNP030b", .driver_data = 0 },
 295         { .id = "", },
 296 };
 297
 298 static struct pnp_driver i8042_pnp_kbd_driver = {
 299         .name           = "i8042 kbd",
 300         .id_table       = pnp_kbd_devids,
 301         .probe          = i8042_pnp_kbd_probe,
 302 };
 303
 304 static struct pnp_device_id pnp_aux_devids[] = {
 305         { .id = "FJC6000", .driver_data = 0 },
 306         { .id = "FJC6001", .driver_data = 0 },
 307         { .id = "PNP0f03", .driver_data = 0 },
 308         { .id = "PNP0f0b", .driver_data = 0 },
 309         { .id = "PNP0f0e", .driver_data = 0 },
 310         { .id = "PNP0f12", .driver_data = 0 },
 311         { .id = "PNP0f13", .driver_data = 0 },
 312         { .id = "PNP0f19", .driver_data = 0 },
 313         { .id = "PNP0f1c", .driver_data = 0 },
 314         { .id = "SYN0801", .driver_data = 0 },
 315         { .id = "", },
 316 };
 317
 318 static struct pnp_driver i8042_pnp_aux_driver = {
 319         .name           = "i8042 aux",
 320         .id_table       = pnp_aux_devids,
 321         .probe          = i8042_pnp_aux_probe,
 322 };
 323
 324 static void i8042_pnp_exit(void)
 325 {
 326         if (i8042_pnp_kbd_registered) {
 327                 i8042_pnp_kbd_registered = 0;
 328                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 329         }
 330
 331         if (i8042_pnp_aux_registered) {
 332                 i8042_pnp_aux_registered = 0;
 333                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 334         }
 335 }
 336
 337 static int __init i8042_pnp_init(void)
 338 {
 339         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 340         int err;
 341
 342         if (i8042_nopnp) {
 343                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 344                 return 0;
 345         }
 346
 347         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 348         if (!err)
 349                 i8042_pnp_kbd_registered = 1;
 350
 351         err = pnp_register_driver(&i8042_pnp_aux_driver);
 352         if (!err)
 353                 i8042_pnp_aux_registered = 1;
 354
 355         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 356                 i8042_pnp_exit();
 357 #if defined(__ia64__)
 358                 return -ENODEV;
 359 #else
 360                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 361                 return 0;
 362 #endif
 363         }
 364
 365         if (i8042_pnp_kbd_devices)
 366                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 367                         "%d", i8042_pnp_kbd_irq);
 368         if (i8042_pnp_aux_devices)
 369                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 370                         "%d", i8042_pnp_aux_irq);
 371
 372         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 373                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 374                 i8042_pnp_aux_name,
 375                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 376                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 377                 aux_irq_str);
 378
 379 #if defined(__ia64__)
 380         if (!i8042_pnp_kbd_devices)
 381                 i8042_nokbd = 1;
 382         if (!i8042_pnp_aux_devices)
 383                 i8042_noaux = 1;
 384 #endif
 385
 386         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 387               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
 388                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
 389                         i8042_pnp_data_reg, i8042_data_reg);
 390                 i8042_pnp_data_reg = i8042_data_reg;
 391         }
 392
 393         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 394               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
 395                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
 396                         i8042_pnp_command_reg, i8042_command_reg);
 397                 i8042_pnp_command_reg = i8042_command_reg;
 398         }
 399
 400         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 401                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
 402                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 403         }
 404
 405         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 406                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
 407                 i8042_pnp_aux_irq = i8042_aux_irq;
 408         }
 409
 410         i8042_data_reg = i8042_pnp_data_reg;
 411         i8042_command_reg = i8042_pnp_command_reg;
 412         i8042_kbd_irq = i8042_pnp_kbd_irq;
 413         i8042_aux_irq = i8042_pnp_aux_irq;
 414
 415         return 0;
 416 }
 417
 418 #else
 419 static inline int i8042_pnp_init(void) { return 0; }
 420 static inline void i8042_pnp_exit(void) { }
 421 #endif
 422
 423 static int __init i8042_platform_init(void)
 424 {
 425         int retval;
 426
 427 /*
 428  * On ix86 platforms touching the i8042 data register region can do really
 429  * bad things. Because of this the region is always reserved on ix86 boxes.
 430  *
 431  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 432  *              return -EBUSY;
 433  */
 434
 435         i8042_kbd_irq = I8042_MAP_IRQ(1);
 436         i8042_aux_irq = I8042_MAP_IRQ(12);
 437
 438         retval = i8042_pnp_init();
 439         if (retval)
 440                 return retval;
 441
 442 #if defined(__ia64__)
 443         i8042_reset = 1;
 444 #endif
 445
 446 #if defined(__i386__)
 447         if (dmi_check_system(i8042_dmi_noloop_table))
 448                 i8042_noloop = 1;
 449
 450         if (dmi_check_system(i8042_dmi_nomux_table))
 451                 i8042_nomux = 1;
 452 #endif
 453
 454         return retval;
 455 }
 456
 457 static inline void i8042_platform_exit(void)
 458 {
 459         i8042_pnp_exit();
 460 }
 461
 462 #endif /* _I8042_X86IA64IO_H */