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 P5020D",
 115                 .matches = {
 116                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 117                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 118                 },
 119         },
 120         {
 121                 .ident = "Fujitsu Lifebook S2000",
 122                 .matches = {
 123                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 124                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 125                 },
 126         },
 127         {
 128                 .ident = "Fujitsu Lifebook S6230",
 129                 .matches = {
 130                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 131                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 132                 },
 133         },
 134         {
 135                 .ident = "Fujitsu T70H",
 136                 .matches = {
 137                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 138                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 139                 },
 140         },
 141         {
 142                 .ident = "Fujitsu-Siemens Lifebook T3010",
 143                 .matches = {
 144                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 145                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 146                 },
 147         },
 148         {
 149                 .ident = "Fujitsu-Siemens Lifebook E4010",
 150                 .matches = {
 151                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 152                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 153                 },
 154         },
 155         {
 156                 .ident = "Toshiba P10",
 157                 .matches = {
 158                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 159                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 160                 },
 161         },
 162         {
 163                 .ident = "Alienware Sentia",
 164                 .matches = {
 165                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 166                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 167                 },
 168         },
 169         {
 170                 .ident = "Sharp Actius MM20",
 171                 .matches = {
 172                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 173                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 174                 },
 175         },
 176         {
 177                 .ident = "Sony Vaio FS-115b",
 178                 .matches = {
 179                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 180                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 181                 },
 182         },
 183         { }
 184 };
 185
 186
 187
 188 #endif
 189
 190
 191 #ifdef CONFIG_PNP
 192 #include <linux/pnp.h>
 193
 194 static int i8042_pnp_kbd_registered;
 195 static int i8042_pnp_aux_registered;
 196
 197 static int i8042_pnp_command_reg;
 198 static int i8042_pnp_data_reg;
 199 static int i8042_pnp_kbd_irq;
 200 static int i8042_pnp_aux_irq;
 201
 202 static char i8042_pnp_kbd_name[32];
 203 static char i8042_pnp_aux_name[32];
 204
 205 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 206 {
 207         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 208                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 209
 210         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 211                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 212
 213         if (pnp_irq_valid(dev,0))
 214                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 215
 216         strncpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 217         if (strlen(pnp_dev_name(dev))) {
 218                 strncat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 219                 strncat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 220         }
 221
 222         return 0;
 223 }
 224
 225 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 226 {
 227         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 228                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 229
 230         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 231                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 232
 233         if (pnp_irq_valid(dev, 0))
 234                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 235
 236         strncpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 237         if (strlen(pnp_dev_name(dev))) {
 238                 strncat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 239                 strncat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 240         }
 241
 242         return 0;
 243 }
 244
 245 static struct pnp_device_id pnp_kbd_devids[] = {
 246         { .id = "PNP0303", .driver_data = 0 },
 247         { .id = "PNP030b", .driver_data = 0 },
 248         { .id = "", },
 249 };
 250
 251 static struct pnp_driver i8042_pnp_kbd_driver = {
 252         .name           = "i8042 kbd",
 253         .id_table       = pnp_kbd_devids,
 254         .probe          = i8042_pnp_kbd_probe,
 255 };
 256
 257 static struct pnp_device_id pnp_aux_devids[] = {
 258         { .id = "PNP0f03", .driver_data = 0 },
 259         { .id = "PNP0f0b", .driver_data = 0 },
 260         { .id = "PNP0f0e", .driver_data = 0 },
 261         { .id = "PNP0f12", .driver_data = 0 },
 262         { .id = "PNP0f13", .driver_data = 0 },
 263         { .id = "PNP0f19", .driver_data = 0 },
 264         { .id = "PNP0f1c", .driver_data = 0 },
 265         { .id = "SYN0801", .driver_data = 0 },
 266         { .id = "", },
 267 };
 268
 269 static struct pnp_driver i8042_pnp_aux_driver = {
 270         .name           = "i8042 aux",
 271         .id_table       = pnp_aux_devids,
 272         .probe          = i8042_pnp_aux_probe,
 273 };
 274
 275 static void i8042_pnp_exit(void)
 276 {
 277         if (i8042_pnp_kbd_registered) {
 278                 i8042_pnp_kbd_registered = 0;
 279                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 280         }
 281
 282         if (i8042_pnp_aux_registered) {
 283                 i8042_pnp_aux_registered = 0;
 284                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 285         }
 286 }
 287
 288 static int __init i8042_pnp_init(void)
 289 {
 290         int result_kbd = 0, result_aux = 0;
 291         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 292
 293         if (i8042_nopnp) {
 294                 printk(KERN_INFO "i8042: PNP detection disabled\n");
 295                 return 0;
 296         }
 297
 298         if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
 299                 i8042_pnp_kbd_registered = 1;
 300
 301         if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
 302                 i8042_pnp_aux_registered = 1;
 303
 304         if (result_kbd <= 0 && result_aux <= 0) {
 305                 i8042_pnp_exit();
 306 #if defined(__ia64__)
 307                 return -ENODEV;
 308 #else
 309                 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
 310                 return 0;
 311 #endif
 312         }
 313
 314         if (result_kbd > 0)
 315                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 316                         "%d", i8042_pnp_kbd_irq);
 317         if (result_aux > 0)
 318                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 319                         "%d", i8042_pnp_aux_irq);
 320
 321         printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 322                 i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "",
 323                 i8042_pnp_aux_name,
 324                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 325                 kbd_irq_str, (result_kbd > 0 && result_aux > 0) ? "," : "",
 326                 aux_irq_str);
 327
 328 #if defined(__ia64__)
 329         if (result_kbd <= 0)
 330                 i8042_nokbd = 1;
 331         if (result_aux <= 0)
 332                 i8042_noaux = 1;
 333 #endif
 334
 335         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 336               i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
 337                 printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
 338                         i8042_pnp_data_reg, i8042_data_reg);
 339                 i8042_pnp_data_reg = i8042_data_reg;
 340         }
 341
 342         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 343               i8042_pnp_command_reg != i8042_command_reg) || !i8042_pnp_command_reg) {
 344                 printk(KERN_WARNING "PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
 345                         i8042_pnp_command_reg, i8042_command_reg);
 346                 i8042_pnp_command_reg = i8042_command_reg;
 347         }
 348
 349         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 350                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
 351                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 352         }
 353
 354         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 355                 printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
 356                 i8042_pnp_aux_irq = i8042_aux_irq;
 357         }
 358
 359         i8042_data_reg = i8042_pnp_data_reg;
 360         i8042_command_reg = i8042_pnp_command_reg;
 361         i8042_kbd_irq = i8042_pnp_kbd_irq;
 362         i8042_aux_irq = i8042_pnp_aux_irq;
 363
 364         return 0;
 365 }
 366
 367 #else
 368 static inline int i8042_pnp_init(void) { return 0; }
 369 static inline void i8042_pnp_exit(void) { }
 370 #endif
 371
 372 static int __init i8042_platform_init(void)
 373 {
 374         int retval;
 375
 376 /*
 377  * On ix86 platforms touching the i8042 data register region can do really
 378  * bad things. Because of this the region is always reserved on ix86 boxes.
 379  *
 380  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 381  *              return -EBUSY;
 382  */
 383
 384         i8042_kbd_irq = I8042_MAP_IRQ(1);
 385         i8042_aux_irq = I8042_MAP_IRQ(12);
 386
 387         retval = i8042_pnp_init();
 388         if (retval)
 389                 return retval;
 390
 391 #if defined(__ia64__)
 392         i8042_reset = 1;
 393 #endif
 394
 395 #if defined(__i386__)
 396         if (dmi_check_system(i8042_dmi_noloop_table))
 397                 i8042_noloop = 1;
 398
 399         if (dmi_check_system(i8042_dmi_nomux_table))
 400                 i8042_nomux = 1;
 401 #endif
 402
 403         return retval;
 404 }
 405
 406 static inline void i8042_platform_exit(void)
 407 {
 408         i8042_pnp_exit();
 409 }
 410
 411 #endif /* _I8042_X86IA64IO_H */