1 /* 2 * blacklist.c 3 * 4 * Check to see if the given machine has a known bad ACPI BIOS 5 * or if the BIOS is too old. 6 * Check given machine against acpi_osi_dmi_table[]. 7 * 8 * Copyright (C) 2004 Len Brown <len.brown@intel.com> 9 * Copyright (C) 2002 Andy Grover <andrew.grover@intel.com> 10 * 11 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License as published by 15 * the Free Software Foundation; either version 2 of the License, or (at 16 * your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, but 19 * WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 21 * General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License along 24 * with this program; if not, write to the Free Software Foundation, Inc., 25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. 26 * 27 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 28 */ 29 30 #include <linux/kernel.h> 31 #include <linux/module.h> 32 #include <linux/init.h> 33 #include <linux/acpi.h> 34 #include <acpi/acpi_bus.h> 35 #include <linux/dmi.h> 36 37 enum acpi_blacklist_predicates { 38 all_versions, 39 less_than_or_equal, 40 equal, 41 greater_than_or_equal, 42 }; 43 44 struct acpi_blacklist_item { 45 char oem_id[7]; 46 char oem_table_id[9]; 47 u32 oem_revision; 48 char *table; 49 enum acpi_blacklist_predicates oem_revision_predicate; 50 char *reason; 51 u32 is_critical_error; 52 }; 53 54 static struct dmi_system_id acpi_osi_dmi_table[] __initdata; 55 56 /* 57 * POLICY: If *anything* doesn't work, put it on the blacklist. 58 * If they are critical errors, mark it critical, and abort driver load. 59 */ 60 static struct acpi_blacklist_item acpi_blacklist[] __initdata = { 61 /* Compaq Presario 1700 */ 62 {"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal, 63 "Multiple problems", 1}, 64 /* Sony FX120, FX140, FX150? */ 65 {"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal, 66 "ACPI driver problem", 1}, 67 /* Compaq Presario 800, Insyde BIOS */ 68 {"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal, 69 "Does not use _REG to protect EC OpRegions", 1}, 70 /* IBM 600E - _ADR should return 7, but it returns 1 */ 71 {"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal, 72 "Incorrect _ADR", 1}, 73 74 {""} 75 }; 76 77 #if CONFIG_ACPI_BLACKLIST_YEAR 78 79 static int __init blacklist_by_year(void) 80 { 81 int year = dmi_get_year(DMI_BIOS_DATE); 82 /* Doesn't exist? Likely an old system */ 83 if (year == -1) { 84 printk(KERN_ERR PREFIX "no DMI BIOS year, " 85 "acpi=force is required to enable ACPI\n" ); 86 return 1; 87 } 88 /* 0? Likely a buggy new BIOS */ 89 if (year == 0) { 90 printk(KERN_ERR PREFIX "DMI BIOS year==0, " 91 "assuming ACPI-capable machine\n" ); 92 return 0; 93 } 94 if (year < CONFIG_ACPI_BLACKLIST_YEAR) { 95 printk(KERN_ERR PREFIX "BIOS age (%d) fails cutoff (%d), " 96 "acpi=force is required to enable ACPI\n", 97 year, CONFIG_ACPI_BLACKLIST_YEAR); 98 return 1; 99 } 100 return 0; 101 } 102 #else 103 static inline int blacklist_by_year(void) 104 { 105 return 0; 106 } 107 #endif 108 109 int __init acpi_blacklisted(void) 110 { 111 int i = 0; 112 int blacklisted = 0; 113 struct acpi_table_header table_header; 114 115 while (acpi_blacklist[i].oem_id[0] != '\0') { 116 if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) { 117 i++; 118 continue; 119 } 120 121 if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) { 122 i++; 123 continue; 124 } 125 126 if (strncmp 127 (acpi_blacklist[i].oem_table_id, table_header.oem_table_id, 128 8)) { 129 i++; 130 continue; 131 } 132 133 if ((acpi_blacklist[i].oem_revision_predicate == all_versions) 134 || (acpi_blacklist[i].oem_revision_predicate == 135 less_than_or_equal 136 && table_header.oem_revision <= 137 acpi_blacklist[i].oem_revision) 138 || (acpi_blacklist[i].oem_revision_predicate == 139 greater_than_or_equal 140 && table_header.oem_revision >= 141 acpi_blacklist[i].oem_revision) 142 || (acpi_blacklist[i].oem_revision_predicate == equal 143 && table_header.oem_revision == 144 acpi_blacklist[i].oem_revision)) { 145 146 printk(KERN_ERR PREFIX 147 "Vendor \"%6.6s\" System \"%8.8s\" " 148 "Revision 0x%x has a known ACPI BIOS problem.\n", 149 acpi_blacklist[i].oem_id, 150 acpi_blacklist[i].oem_table_id, 151 acpi_blacklist[i].oem_revision); 152 153 printk(KERN_ERR PREFIX 154 "Reason: %s. This is a %s error\n", 155 acpi_blacklist[i].reason, 156 (acpi_blacklist[i]. 157 is_critical_error ? "non-recoverable" : 158 "recoverable")); 159 160 blacklisted = acpi_blacklist[i].is_critical_error; 161 break; 162 } else { 163 i++; 164 } 165 } 166 167 blacklisted += blacklist_by_year(); 168 169 dmi_check_system(acpi_osi_dmi_table); 170 171 return blacklisted; 172 } 173 #ifdef CONFIG_DMI 174 static int __init dmi_enable_osi_linux(const struct dmi_system_id *d) 175 { 176 acpi_dmi_osi_linux(1, d); /* enable */ 177 return 0; 178 } 179 static int __init dmi_disable_osi_linux(const struct dmi_system_id *d) 180 { 181 acpi_dmi_osi_linux(0, d); /* disable */ 182 return 0; 183 } 184 static int __init dmi_unknown_osi_linux(const struct dmi_system_id *d) 185 { 186 acpi_dmi_osi_linux(-1, d); /* unknown */ 187 return 0; 188 } 189 static int __init dmi_disable_osi_vista(const struct dmi_system_id *d) 190 { 191 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident); 192 acpi_osi_setup("!Windows 2006"); 193 return 0; 194 } 195 196 /* 197 * Most BIOS that invoke OSI(Linux) do nothing with it. 198 * But some cause Linux to break. 199 * Only a couple use it to make Linux run better. 200 * 201 * Thus, Linux should continue to disable OSI(Linux) by default, 202 * should continue to discourage BIOS writers from using it, and 203 * should whitelist the few existing systems that require it. 204 * 205 * If it appears clear a vendor isn't using OSI(Linux) 206 * for anything constructive, blacklist them by name to disable 207 * unnecessary dmesg warnings on all of their products. 208 */ 209 210 static struct dmi_system_id acpi_osi_dmi_table[] __initdata = { 211 /* 212 * Disable OSI(Linux) warnings on all "Acer, inc." 213 * 214 * _OSI(Linux) disables the latest Windows BIOS code: 215 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3100"), 216 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5050"), 217 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), 218 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5580"), 219 * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 3010"), 220 * _OSI(Linux) effect unknown: 221 * DMI_MATCH(DMI_PRODUCT_NAME, "Ferrari 5000"), 222 */ 223 /* 224 * note that dmi_check_system() uses strstr() 225 * to match sub-strings rather than !strcmp(), 226 * so "Acer" below matches "Acer, inc." above. 227 */ 228 /* 229 * Disable OSI(Linux) warnings on all "Acer" 230 * 231 * _OSI(Linux) effect unknown: 232 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), 233 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7720Z"), 234 * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5520"), 235 * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 6460"), 236 * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 7510"), 237 * 238 * _OSI(Linux) is a NOP: 239 * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5315"), 240 * DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5220"), 241 */ 242 { 243 .callback = dmi_disable_osi_linux, 244 .ident = "Acer", 245 .matches = { 246 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 247 }, 248 }, 249 /* 250 * Disable OSI(Linux) warnings on all "Apple Computer, Inc." 251 * Disable OSI(Linux) warnings on all "Apple Inc." 252 * 253 * _OSI(Linux) confirmed to be a NOP: 254 * DMI_MATCH(DMI_PRODUCT_NAME, "MacBook1,1"), 255 * DMI_MATCH(DMI_PRODUCT_NAME, "MacBook2,1"), 256 * DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro2,2"), 257 * DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro3,1"), 258 * _OSI(Linux) effect unknown: 259 * DMI_MATCH(DMI_PRODUCT_NAME, "MacPro2,1"), 260 * DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro1,1"), 261 */ 262 { 263 .callback = dmi_disable_osi_linux, 264 .ident = "Apple", 265 .matches = { 266 DMI_MATCH(DMI_SYS_VENDOR, "Apple"), 267 }, 268 }, 269 /* 270 * Disable OSI(Linux) warnings on all "BenQ" 271 * 272 * _OSI(Linux) confirmed to be a NOP: 273 * DMI_MATCH(DMI_PRODUCT_NAME, "Joybook S31"), 274 */ 275 { 276 .callback = dmi_disable_osi_linux, 277 .ident = "BenQ", 278 .matches = { 279 DMI_MATCH(DMI_SYS_VENDOR, "BenQ"), 280 }, 281 }, 282 /* 283 * Disable OSI(Linux) warnings on all "Clevo Co." 284 * 285 * _OSI(Linux) confirmed to be a NOP: 286 * DMI_MATCH(DMI_PRODUCT_NAME, "M570RU"), 287 */ 288 { 289 .callback = dmi_disable_osi_linux, 290 .ident = "Clevo", 291 .matches = { 292 DMI_MATCH(DMI_SYS_VENDOR, "Clevo Co."), 293 }, 294 }, 295 /* 296 * Disable OSI(Linux) warnings on all "COMPAL" 297 * 298 * _OSI(Linux) confirmed to be a NOP: 299 * DMI_MATCH(DMI_BOARD_NAME, "HEL8X"), 300 * _OSI(Linux) unknown effect: 301 * DMI_MATCH(DMI_BOARD_NAME, "IFL91"), 302 */ 303 { 304 .callback = dmi_disable_osi_linux, 305 .ident = "Compal", 306 .matches = { 307 DMI_MATCH(DMI_BIOS_VENDOR, "COMPAL"), 308 }, 309 }, 310 { /* OSI(Linux) touches USB, unknown side-effect */ 311 .callback = dmi_disable_osi_linux, 312 .ident = "Dell Dimension 5150", 313 .matches = { 314 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 315 DMI_MATCH(DMI_PRODUCT_NAME, "Dell DM051"), 316 }, 317 }, 318 { /* OSI(Linux) is a NOP */ 319 .callback = dmi_disable_osi_linux, 320 .ident = "Dell i1501", 321 .matches = { 322 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 323 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1501"), 324 }, 325 }, 326 { /* OSI(Linux) effect unknown */ 327 .callback = dmi_unknown_osi_linux, 328 .ident = "Dell Latitude D830", 329 .matches = { 330 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 331 DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D830"), 332 }, 333 }, 334 { /* OSI(Linux) effect unknown */ 335 .callback = dmi_unknown_osi_linux, 336 .ident = "Dell OptiPlex GX620", 337 .matches = { 338 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 339 DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex GX620"), 340 }, 341 }, 342 { /* OSI(Linux) causes some USB initialization to not run */ 343 .callback = dmi_unknown_osi_linux, 344 .ident = "Dell OptiPlex 755", 345 .matches = { 346 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 347 DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 755"), 348 }, 349 }, 350 { /* OSI(Linux) effect unknown */ 351 .callback = dmi_unknown_osi_linux, 352 .ident = "Dell PE 1900", 353 .matches = { 354 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 355 DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge 1900"), 356 }, 357 }, 358 { /* OSI(Linux) is a NOP */ 359 .callback = dmi_unknown_osi_linux, 360 .ident = "Dell PE 1950", 361 .matches = { 362 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 363 DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge 1950"), 364 }, 365 }, 366 { /* OSI(Linux) is a NOP */ 367 .callback = dmi_disable_osi_linux, 368 .ident = "Dell PE R200", 369 .matches = { 370 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 371 DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge R200"), 372 }, 373 }, 374 { /* OSI(Linux) touches USB */ 375 .callback = dmi_disable_osi_linux, 376 .ident = "Dell PR 390", 377 .matches = { 378 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 379 DMI_MATCH(DMI_PRODUCT_NAME, "Precision WorkStation 390"), 380 }, 381 }, 382 { /* OSI(Linux) touches USB */ 383 .callback = dmi_unknown_osi_linux, 384 .ident = "Dell PR 390", 385 .matches = { 386 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 387 DMI_MATCH(DMI_PRODUCT_NAME, "Precision WorkStation 690"), 388 }, 389 }, 390 { /* OSI(Linux) unknown - ASL looks benign, but may effect dock/SMM */ 391 .callback = dmi_unknown_osi_linux, 392 .ident = "Dell PR M4300", 393 .matches = { 394 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 395 DMI_MATCH(DMI_PRODUCT_NAME, "Precision M4300"), 396 }, 397 }, 398 { /* OSI(Linux) is a NOP */ 399 .callback = dmi_disable_osi_linux, 400 .ident = "Dell Vostro 1000", 401 .matches = { 402 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 403 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1000"), 404 }, 405 }, 406 { /* OSI(Linux) effect unknown */ 407 .callback = dmi_unknown_osi_linux, 408 .ident = "Dell PE SC440", 409 .matches = { 410 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 411 DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge SC440"), 412 }, 413 }, 414 { /* OSI(Linux) effect unknown */ 415 .callback = dmi_unknown_osi_linux, 416 .ident = "Dialogue Flybook V5", 417 .matches = { 418 DMI_MATCH(DMI_SYS_VENDOR, "Dialogue Technology Corporation"), 419 DMI_MATCH(DMI_PRODUCT_NAME, "Flybook V5"), 420 }, 421 }, 422 /* 423 * Disable OSI(Linux) warnings on all "FUJITSU SIEMENS" 424 * 425 * _OSI(Linux) disables latest Windows BIOS code: 426 * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 2510"), 427 * _OSI(Linux) confirmed to be a NOP: 428 * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 1536"), 429 * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 1556"), 430 * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 1546"), 431 * DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"), 432 * _OSI(Linux) unknown effect: 433 * DMI_MATCH(DMI_PRODUCT_NAME, "Amilo M1425"), 434 * DMI_MATCH(DMI_PRODUCT_NAME, "Amilo Si 1520"), 435 */ 436 { 437 .callback = dmi_disable_osi_linux, 438 .ident = "Fujitsu Siemens", 439 .matches = { 440 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 441 }, 442 }, 443 { 444 .callback = dmi_disable_osi_vista, 445 .ident = "Fujitsu Siemens", 446 .matches = { 447 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 448 DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"), 449 }, 450 }, 451 /* 452 * Disable OSI(Linux) warnings on all "Hewlett-Packard" 453 * 454 * _OSI(Linux) confirmed to be a NOP: 455 * .ident = "HP Pavilion tx 1000" 456 * DMI_MATCH(DMI_BOARD_NAME, "30BF"), 457 * .ident = "HP Pavilion dv2000" 458 * DMI_MATCH(DMI_BOARD_NAME, "30B5"), 459 * .ident = "HP Pavilion dv5000", 460 * DMI_MATCH(DMI_BOARD_NAME, "30A7"), 461 * .ident = "HP Pavilion dv6300 30BC", 462 * DMI_MATCH(DMI_BOARD_NAME, "30BC"), 463 * .ident = "HP Pavilion dv6000", 464 * DMI_MATCH(DMI_BOARD_NAME, "30B7"), 465 * DMI_MATCH(DMI_BOARD_NAME, "30B8"), 466 * .ident = "HP Pavilion dv9000", 467 * DMI_MATCH(DMI_BOARD_NAME, "30B9"), 468 * .ident = "HP Pavilion dv9500", 469 * DMI_MATCH(DMI_BOARD_NAME, "30CB"), 470 * .ident = "HP/Compaq Presario C500", 471 * DMI_MATCH(DMI_BOARD_NAME, "30C6"), 472 * .ident = "HP/Compaq Presario F500", 473 * DMI_MATCH(DMI_BOARD_NAME, "30D3"), 474 * _OSI(Linux) unknown effect: 475 * .ident = "HP Pavilion dv6500", 476 * DMI_MATCH(DMI_BOARD_NAME, "30D0"), 477 */ 478 { 479 .callback = dmi_disable_osi_linux, 480 .ident = "Hewlett-Packard", 481 .matches = { 482 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 483 }, 484 }, 485 /* 486 * Lenovo has a mix of systems OSI(Linux) situations 487 * and thus we can not wildcard the vendor. 488 * 489 * _OSI(Linux) helps sound 490 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"), 491 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"), 492 * _OSI(Linux) has Linux specific hooks 493 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"), 494 * _OSI(Linux) is a NOP: 495 * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"), 496 * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"), 497 */ 498 { 499 .callback = dmi_enable_osi_linux, 500 .ident = "Lenovo ThinkPad R61", 501 .matches = { 502 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 503 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"), 504 }, 505 }, 506 { 507 .callback = dmi_enable_osi_linux, 508 .ident = "Lenovo ThinkPad T61", 509 .matches = { 510 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 511 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"), 512 }, 513 }, 514 { 515 .callback = dmi_enable_osi_linux, 516 .ident = "Lenovo ThinkPad X61", 517 .matches = { 518 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 519 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"), 520 }, 521 }, 522 { 523 .callback = dmi_disable_osi_linux, 524 .ident = "Lenovo 3000 V100", 525 .matches = { 526 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 527 DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"), 528 }, 529 }, 530 { 531 .callback = dmi_disable_osi_linux, 532 .ident = "Lenovo 3000 N100", 533 .matches = { 534 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 535 DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"), 536 }, 537 }, 538 /* 539 * Disable OSI(Linux) warnings on all "LG Electronics" 540 * 541 * _OSI(Linux) confirmed to be a NOP: 542 * DMI_MATCH(DMI_PRODUCT_NAME, "P1-J150B"), 543 * with DMI_MATCH(DMI_BOARD_NAME, "ROCKY"), 544 * 545 * unknown: 546 * DMI_MATCH(DMI_PRODUCT_NAME, "S1-MDGDG"), 547 * with DMI_MATCH(DMI_BOARD_NAME, "ROCKY"), 548 */ 549 { 550 .callback = dmi_disable_osi_linux, 551 .ident = "LG", 552 .matches = { 553 DMI_MATCH(DMI_SYS_VENDOR, "LG Electronics"), 554 }, 555 }, 556 /* NEC - OSI(Linux) effect unknown */ 557 { 558 .callback = dmi_unknown_osi_linux, 559 .ident = "NEC VERSA M360", 560 .matches = { 561 DMI_MATCH(DMI_SYS_VENDOR, "NEC Computers SAS"), 562 DMI_MATCH(DMI_PRODUCT_NAME, "NEC VERSA M360"), 563 }, 564 }, 565 /* Panasonic */ 566 { 567 .callback = dmi_unknown_osi_linux, 568 .ident = "Panasonic", 569 .matches = { 570 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), 571 /* Toughbook CF-52 */ 572 DMI_MATCH(DMI_PRODUCT_NAME, "CF-52CCABVBG"), 573 }, 574 }, 575 /* 576 * Disable OSI(Linux) warnings on all "Samsung Electronics" 577 * 578 * OSI(Linux) disables PNP0C32 and other BIOS code for Windows: 579 * DMI_MATCH(DMI_PRODUCT_NAME, "R40P/R41P"), 580 * DMI_MATCH(DMI_PRODUCT_NAME, "R59P/R60P/R61P"), 581 */ 582 { 583 .callback = dmi_disable_osi_linux, 584 .ident = "Samsung", 585 .matches = { 586 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), 587 }, 588 }, 589 /* 590 * Disable OSI(Linux) warnings on all "Sony Corporation" 591 * 592 * _OSI(Linux) is a NOP: 593 * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NR11S_S"), 594 * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SZ38GP_C"), 595 * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SZ650N"), 596 * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-TZ21MN_N"), 597 * _OSI(Linux) unknown effect: 598 * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ11M"), 599 */ 600 { 601 .callback = dmi_disable_osi_linux, 602 .ident = "Sony", 603 .matches = { 604 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 605 }, 606 }, 607 /* 608 * Disable OSI(Linux) warnings on all "TOSHIBA" 609 * 610 * _OSI(Linux) breaks sound (bugzilla 7787): 611 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P100"), 612 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P105"), 613 * _OSI(Linux) is a NOP: 614 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite A100"), 615 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite A210"), 616 * _OSI(Linux) unknown effect: 617 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite A135"), 618 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite A200"), 619 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P205"), 620 * DMI_MATCH(DMI_PRODUCT_NAME, "Satellite U305"), 621 */ 622 { 623 .callback = dmi_disable_osi_linux, 624 .ident = "Toshiba", 625 .matches = { 626 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 627 }, 628 }, 629 {} 630 }; 631 632 #endif /* CONFIG_DMI */ 633