338 lines
9.1 KiB
C
338 lines
9.1 KiB
C
/*
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* blacklist.c
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*
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* Check to see if the given machine has a known bad ACPI BIOS
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* or if the BIOS is too old.
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* Check given machine against acpi_osi_dmi_table[].
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*
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* Copyright (C) 2004 Len Brown <len.brown@intel.com>
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* Copyright (C) 2002 Andy Grover <andrew.grover@intel.com>
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/acpi.h>
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#include <linux/dmi.h>
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#include "internal.h"
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enum acpi_blacklist_predicates {
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all_versions,
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less_than_or_equal,
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equal,
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greater_than_or_equal,
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};
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struct acpi_blacklist_item {
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char oem_id[7];
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char oem_table_id[9];
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u32 oem_revision;
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char *table;
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enum acpi_blacklist_predicates oem_revision_predicate;
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char *reason;
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u32 is_critical_error;
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};
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static struct dmi_system_id acpi_osi_dmi_table[] __initdata;
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/*
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* POLICY: If *anything* doesn't work, put it on the blacklist.
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* If they are critical errors, mark it critical, and abort driver load.
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*/
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static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
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/* Compaq Presario 1700 */
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{"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
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"Multiple problems", 1},
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/* Sony FX120, FX140, FX150? */
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{"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
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"ACPI driver problem", 1},
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/* Compaq Presario 800, Insyde BIOS */
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{"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
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"Does not use _REG to protect EC OpRegions", 1},
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/* IBM 600E - _ADR should return 7, but it returns 1 */
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{"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
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"Incorrect _ADR", 1},
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{""}
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};
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int __init acpi_blacklisted(void)
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{
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int i = 0;
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int blacklisted = 0;
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struct acpi_table_header table_header;
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while (acpi_blacklist[i].oem_id[0] != '\0') {
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if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
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i++;
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continue;
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}
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if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
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i++;
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continue;
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}
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if (strncmp
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(acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
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8)) {
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i++;
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continue;
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}
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if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
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|| (acpi_blacklist[i].oem_revision_predicate ==
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less_than_or_equal
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&& table_header.oem_revision <=
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acpi_blacklist[i].oem_revision)
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|| (acpi_blacklist[i].oem_revision_predicate ==
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greater_than_or_equal
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&& table_header.oem_revision >=
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acpi_blacklist[i].oem_revision)
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|| (acpi_blacklist[i].oem_revision_predicate == equal
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&& table_header.oem_revision ==
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acpi_blacklist[i].oem_revision)) {
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printk(KERN_ERR PREFIX
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"Vendor \"%6.6s\" System \"%8.8s\" "
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"Revision 0x%x has a known ACPI BIOS problem.\n",
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acpi_blacklist[i].oem_id,
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acpi_blacklist[i].oem_table_id,
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acpi_blacklist[i].oem_revision);
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printk(KERN_ERR PREFIX
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"Reason: %s. This is a %s error\n",
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acpi_blacklist[i].reason,
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(acpi_blacklist[i].
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is_critical_error ? "non-recoverable" :
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"recoverable"));
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blacklisted = acpi_blacklist[i].is_critical_error;
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break;
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} else {
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i++;
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}
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}
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dmi_check_system(acpi_osi_dmi_table);
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return blacklisted;
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}
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#ifdef CONFIG_DMI
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static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
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{
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acpi_dmi_osi_linux(1, d); /* enable */
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return 0;
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}
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static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
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{
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printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
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acpi_osi_setup("!Windows 2006");
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acpi_osi_setup("!Windows 2006 SP1");
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acpi_osi_setup("!Windows 2006 SP2");
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return 0;
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}
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static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
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{
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printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
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acpi_osi_setup("!Windows 2009");
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return 0;
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}
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static int __init dmi_disable_osi_win8(const struct dmi_system_id *d)
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{
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printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
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acpi_osi_setup("!Windows 2012");
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return 0;
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}
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static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Fujitsu Siemens",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
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},
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},
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{
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/*
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* There have a NVIF method in MSI GX723 DSDT need call by Nvidia
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* driver (e.g. nouveau) when user press brightness hotkey.
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* Currently, nouveau driver didn't do the job and it causes there
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* have a infinite while loop in DSDT when user press hotkey.
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* We add MSI GX723's dmi information to this table for workaround
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* this issue.
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* Will remove MSI GX723 from the table after nouveau grows support.
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*/
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.callback = dmi_disable_osi_vista,
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.ident = "MSI GX723",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "GX723"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Sony VGN-NS10J_S",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS10J_S"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Sony VGN-SR290J",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "VGN-NS50B_L",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS50B_L"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Toshiba Satellite L355",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
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},
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},
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{
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.callback = dmi_disable_osi_win7,
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.ident = "ASUS K50IJ",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
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DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Toshiba P305D",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
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},
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},
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{
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.callback = dmi_disable_osi_vista,
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.ident = "Toshiba NB100",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_NAME, "NB100"),
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},
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},
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/*
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* These machines will power on immediately after shutdown when
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* reporting the Windows 2012 OSI.
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*/
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{
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.callback = dmi_disable_osi_win8,
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.ident = "Dell Inspiron 7737",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7737"),
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},
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},
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/*
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* BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
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* Linux ignores it, except for the machines enumerated below.
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*/
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/*
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* Lenovo has a mix of systems OSI(Linux) situations
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* and thus we can not wildcard the vendor.
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*
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* _OSI(Linux) helps sound
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* DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
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* DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
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* T400, T500
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* _OSI(Linux) has Linux specific hooks
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* DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
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* _OSI(Linux) is a NOP:
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* DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
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* DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
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*/
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Lenovo ThinkPad R61",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
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},
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},
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Lenovo ThinkPad T61",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
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},
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},
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Lenovo ThinkPad X61",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
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},
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},
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Lenovo ThinkPad T400",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
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},
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},
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Lenovo ThinkPad T500",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
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},
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},
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/*
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* Without this this EEEpc exports a non working WMI interface, with
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* this it exports a working "good old" eeepc_laptop interface, fixing
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* both brightness control, and rfkill not working.
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*/
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{
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.callback = dmi_enable_osi_linux,
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.ident = "Asus EEE PC 1015PX",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
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DMI_MATCH(DMI_PRODUCT_NAME, "1015PX"),
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},
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},
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{}
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};
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#endif /* CONFIG_DMI */
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