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                  * Errors on MUX ports are reported without raising AUXDATA
 165                  * causing "spurious NAK" messages.
 166                  */
 167                 .ident = "HP Pavilion DV4017EA",
 168                 .matches = {
 169                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 170                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 171                 },
 172         },
 173         {
 174                 .ident = "Toshiba P10",
 175                 .matches = {
 176                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 177                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 178                 },
 179         },
 180         {
 181                 .ident = "Toshiba Equium A110",
 182                 .matches = {
 183                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 184                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 185                 },
 186         },
 187         {
 188                 .ident = "Alienware Sentia",
 189                 .matches = {
 190                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 191                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 192                 },
 193         },
 194         {
 195                 .ident = "Sharp Actius MM20",
 196                 .matches = {
 197                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 198                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 199                 },
 200         },
 201         {
 202                 .ident = "Sony Vaio FS-115b",
 203                 .matches = {
 204                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 205                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 206                 },
 207         },
 208         {
 209                 .ident = "Amoi M636/A737",
 210                 .matches = {
 211                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 212                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 213                 },
 214         },
 215         { }
 216 };
 217
 218
 219
 220 #endif
 221
 222
 223 #ifdef CONFIG_PNP
 224 #include <linux/pnp.h>
 225
 226 static int i8042_pnp_kbd_registered;
 227 static unsigned int i8042_pnp_kbd_devices;
 228 static int i8042_pnp_aux_registered;
 229 static unsigned int i8042_pnp_aux_devices;
 230
 231 static int i8042_pnp_command_reg;
 232 static int i8042_pnp_data_reg;
 233 static int i8042_pnp_kbd_irq;
 234 static int i8042_pnp_aux_irq;
 235
 236 static char i8042_pnp_kbd_name[32];
 237 static char i8042_pnp_aux_name[32];
 238
 239 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 240 {
 241         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 242                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 243
 244         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 245                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 246
 247         if (pnp_irq_valid(dev,0))
 248                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 249
 250         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 251         if (strlen(pnp_dev_name(dev))) {
 252                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 253                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 254         }
 255
 256         i8042_pnp_kbd_devices++;
 257         return 0;
 258 }
 259
 260 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 261 {
 262         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 263                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 264
 265         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 266                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 267
 268         if (pnp_irq_valid(dev, 0))
 269                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 270
 271         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 272         if (strlen(pnp_dev_name(dev))) {
 273                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 274                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 275         }
 276
 277         i8042_pnp_aux_devices++;
 278         return 0;
 279 }
 280
 281 static struct pnp_device_id pnp_kbd_devids[] = {
 282         { .id = "PNP0303", .driver_data = 0 },
 283         { .id = "PNP030b", .driver_data = 0 },
 284         { .id = "", },
 285 };
 286
 287 static struct pnp_driver i8042_pnp_kbd_driver = {
 288         .name           = "i8042 kbd",
 289         .id_table       = pnp_kbd_devids,
 290         .probe          = i8042_pnp_kbd_probe,
 291 };
 292
 293 static struct pnp_device_id pnp_aux_devids[] = {
 294         { .id = "PNP0f03", .driver_data = 0 },
 295         { .id = "PNP0f0b", .driver_data = 0 },
 296         { .id = "PNP0f0e", .driver_data = 0 },
 297         { .id = "PNP0f12", .driver_data = 0 },
 298         { .id = "PNP0f13", .driver_data = 0 },
 299         { .id = "PNP0f19", .driver_data = 0 },
 300         { .id = "PNP0f1c", .driver_data = 0 },
 301         { .id = "SYN0801", .driver_data = 0 },
 302         { .id = "", },
 303 };
 304
 305 static struct pnp_driver i8042_pnp_aux_driver = {
 306         .name           = "i8042 aux",
 307         .id_table       = pnp_aux_devids,
 308         .probe          = i8042_pnp_aux_probe,
 309 };
 310
 311 static void i8042_pnp_exit(void)
 312 {
 313         if (i8042_pnp_kbd_registered) {
 314                 i8042_pnp_kbd_registered = 0;
 315                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 316         }
 317
 318         if (i8042_pnp_aux_registered) {
 319                 i8042_pnp_aux_registered = 0;
 320                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 321         }
 322 }
 323
 324 static int __init i8042_pnp_init(void)
 325 {
 326         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 327         int err;
 328
 329         if (i8042_nopnp) {
 330                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 331                 return 0;
 332         }
 333
 334         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 335         if (!err)
 336                 i8042_pnp_kbd_registered = 1;
 337
 338         err = pnp_register_driver(&i8042_pnp_aux_driver);
 339         if (!err)
 340                 i8042_pnp_aux_registered = 1;
 341
 342         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 343                 i8042_pnp_exit();
 344 #if defined(__ia64__)
 345                 return -ENODEV;
 346 #else
 347                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 348                 return 0;
 349 #endif
 350         }
 351
 352         if (i8042_pnp_kbd_devices)
 353                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 354                         "%d", i8042_pnp_kbd_irq);
 355         if (i8042_pnp_aux_devices)
 356                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 357                         "%d", i8042_pnp_aux_irq);
 358
 359         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 360                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 361                 i8042_pnp_aux_name,
 362                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 363                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 364                 aux_irq_str);
 365
 366 #if defined(__ia64__)
 367         if (!i8042_pnp_kbd_devices)
 368                 i8042_nokbd = 1;
 369         if (!i8042_pnp_aux_devices)
 370                 i8042_noaux = 1;
 371 #endif
 372
 373         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 374               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
 375                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
 376                         i8042_pnp_data_reg, i8042_data_reg);
 377                 i8042_pnp_data_reg = i8042_data_reg;
 378         }
 379
 380         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 381               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
 382                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
 383                         i8042_pnp_command_reg, i8042_command_reg);
 384                 i8042_pnp_command_reg = i8042_command_reg;
 385         }
 386
 387         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 388                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
 389                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 390         }
 391
 392         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 393                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
 394                 i8042_pnp_aux_irq = i8042_aux_irq;
 395         }
 396
 397         i8042_data_reg = i8042_pnp_data_reg;
 398         i8042_command_reg = i8042_pnp_command_reg;
 399         i8042_kbd_irq = i8042_pnp_kbd_irq;
 400         i8042_aux_irq = i8042_pnp_aux_irq;
 401
 402         return 0;
 403 }
 404
 405 #else
 406 static inline int i8042_pnp_init(void) { return 0; }
 407 static inline void i8042_pnp_exit(void) { }
 408 #endif
 409
 410 static int __init i8042_platform_init(void)
 411 {
 412         int retval;
 413
 414 /*
 415  * On ix86 platforms touching the i8042 data register region can do really
 416  * bad things. Because of this the region is always reserved on ix86 boxes.
 417  *
 418  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 419  *              return -EBUSY;
 420  */
 421
 422         i8042_kbd_irq = I8042_MAP_IRQ(1);
 423         i8042_aux_irq = I8042_MAP_IRQ(12);
 424
 425         retval = i8042_pnp_init();
 426         if (retval)
 427                 return retval;
 428
 429 #if defined(__ia64__)
 430         i8042_reset = 1;
 431 #endif
 432
 433 #if defined(__i386__)
 434         if (dmi_check_system(i8042_dmi_noloop_table))
 435                 i8042_noloop = 1;
 436
 437         if (dmi_check_system(i8042_dmi_nomux_table))
 438                 i8042_nomux = 1;
 439 #endif
 440
 441         return retval;
 442 }
 443
 444 static inline void i8042_platform_exit(void)
 445 {
 446         i8042_pnp_exit();
 447 }
 448
 449 #endif /* _I8042_X86IA64IO_H */