X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fi386%2Fkernel%2Fapm.c;h=3b1ef4bcbe699b0917bca25e31d24b60daddff9a;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=01b05016e11d4fd782909bd1ab14306d5c60f3c8;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c index 01b05016e..3b1ef4bcb 100644 --- a/arch/i386/kernel/apm.c +++ b/arch/i386/kernel/apm.c @@ -222,11 +222,12 @@ #include #include #include +#include +#include #include #include #include -#include #include "io_ports.h" @@ -1884,6 +1885,319 @@ static struct miscdevice apm_device = { &apm_bios_fops }; + +/* Simple "print if true" callback */ +static int __init print_if_true(struct dmi_system_id *d) +{ + printk("%s\n", d->ident); + return 0; +} + +/* + * Some Bioses enable the PS/2 mouse (touchpad) at resume, even if it was + * disabled before the suspend. Linux used to get terribly confused by that. + */ +static int __init broken_ps2_resume(struct dmi_system_id *d) +{ + printk(KERN_INFO "%s machine detected. Mousepad Resume Bug workaround hopefully not needed.\n", d->ident); + return 0; +} + +/* Some bioses have a broken protected mode poweroff and need to use realmode */ +static int __init set_realmode_power_off(struct dmi_system_id *d) +{ + if (apm_info.realmode_power_off == 0) { + apm_info.realmode_power_off = 1; + printk(KERN_INFO "%s bios detected. Using realmode poweroff only.\n", d->ident); + } + return 0; +} + +/* Some laptops require interrupts to be enabled during APM calls */ +static int __init set_apm_ints(struct dmi_system_id *d) +{ + if (apm_info.allow_ints == 0) { + apm_info.allow_ints = 1; + printk(KERN_INFO "%s machine detected. Enabling interrupts during APM calls.\n", d->ident); + } + return 0; +} + +/* Some APM bioses corrupt memory or just plain do not work */ +static int __init apm_is_horked(struct dmi_system_id *d) +{ + if (apm_info.disabled == 0) { + apm_info.disabled = 1; + printk(KERN_INFO "%s machine detected. Disabling APM.\n", d->ident); + } + return 0; +} + +static int __init apm_is_horked_d850md(struct dmi_system_id *d) +{ + if (apm_info.disabled == 0) { + apm_info.disabled = 1; + printk(KERN_INFO "%s machine detected. Disabling APM.\n", d->ident); + printk(KERN_INFO "This bug is fixed in bios P15 which is available for \n"); + printk(KERN_INFO "download from support.intel.com \n"); + } + return 0; +} + +/* Some APM bioses hang on APM idle calls */ +static int __init apm_likes_to_melt(struct dmi_system_id *d) +{ + if (apm_info.forbid_idle == 0) { + apm_info.forbid_idle = 1; + printk(KERN_INFO "%s machine detected. Disabling APM idle calls.\n", d->ident); + } + return 0; +} + +/* + * Check for clue free BIOS implementations who use + * the following QA technique + * + * [ Write BIOS Code ]<------ + * | ^ + * < Does it Compile >----N-- + * |Y ^ + * < Does it Boot Win98 >-N-- + * |Y + * [Ship It] + * + * Phoenix A04 08/24/2000 is known bad (Dell Inspiron 5000e) + * Phoenix A07 09/29/2000 is known good (Dell Inspiron 5000) + */ +static int __init broken_apm_power(struct dmi_system_id *d) +{ + apm_info.get_power_status_broken = 1; + printk(KERN_WARNING "BIOS strings suggest APM bugs, disabling power status reporting.\n"); + return 0; +} + +/* + * This bios swaps the APM minute reporting bytes over (Many sony laptops + * have this problem). + */ +static int __init swab_apm_power_in_minutes(struct dmi_system_id *d) +{ + apm_info.get_power_status_swabinminutes = 1; + printk(KERN_WARNING "BIOS strings suggest APM reports battery life in minutes and wrong byte order.\n"); + return 0; +} + +static struct dmi_system_id __initdata apm_dmi_table[] = { + { + print_if_true, + KERN_WARNING "IBM T23 - BIOS 1.03b+ and controller firmware 1.02+ may be needed for Linux APM.", + { DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_BIOS_VERSION, "1AET38WW (1.01b)"), }, + }, + { /* Handle problems with APM on the C600 */ + broken_ps2_resume, "Dell Latitude C600", + { DMI_MATCH(DMI_SYS_VENDOR, "Dell"), + DMI_MATCH(DMI_PRODUCT_NAME, "Latitude C600"), }, + }, + { /* Allow interrupts during suspend on Dell Latitude laptops*/ + set_apm_ints, "Dell Latitude", + { DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Latitude C510"), } + }, + { /* APM crashes */ + apm_is_horked, "Dell Inspiron 2500", + { DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 2500"), + DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION,"A11"), }, + }, + { /* Allow interrupts during suspend on Dell Inspiron laptops*/ + set_apm_ints, "Dell Inspiron", { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 4000"), }, + }, + { /* Handle problems with APM on Inspiron 5000e */ + broken_apm_power, "Dell Inspiron 5000e", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "A04"), + DMI_MATCH(DMI_BIOS_DATE, "08/24/2000"), }, + }, + { /* Handle problems with APM on Inspiron 2500 */ + broken_apm_power, "Dell Inspiron 2500", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "A12"), + DMI_MATCH(DMI_BIOS_DATE, "02/04/2002"), }, + }, + { /* APM crashes */ + apm_is_horked, "Dell Dimension 4100", + { DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS-Z"), + DMI_MATCH(DMI_BIOS_VENDOR,"Intel Corp."), + DMI_MATCH(DMI_BIOS_VERSION,"A11"), }, + }, + { /* Allow interrupts during suspend on Compaq Laptops*/ + set_apm_ints, "Compaq 12XL125", + { DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), + DMI_MATCH(DMI_PRODUCT_NAME, "Compaq PC"), + DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION,"4.06"), }, + }, + { /* Allow interrupts during APM or the clock goes slow */ + set_apm_ints, "ASUSTeK", + { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "L8400K series Notebook PC"), }, + }, + { /* APM blows on shutdown */ + apm_is_horked, "ABIT KX7-333[R]", + { DMI_MATCH(DMI_BOARD_VENDOR, "ABIT"), + DMI_MATCH(DMI_BOARD_NAME, "VT8367-8233A (KX7-333[R])"), }, + }, + { /* APM crashes */ + apm_is_horked, "Trigem Delhi3", + { DMI_MATCH(DMI_SYS_VENDOR, "TriGem Computer, Inc"), + DMI_MATCH(DMI_PRODUCT_NAME, "Delhi3"), }, + }, + { /* APM crashes */ + apm_is_horked, "Fujitsu-Siemens", + { DMI_MATCH(DMI_BIOS_VENDOR, "hoenix/FUJITSU SIEMENS"), + DMI_MATCH(DMI_BIOS_VERSION, "Version1.01"), }, + }, + { /* APM crashes */ + apm_is_horked_d850md, "Intel D850MD", + { DMI_MATCH(DMI_BIOS_VENDOR, "Intel Corp."), + DMI_MATCH(DMI_BIOS_VERSION, "MV85010A.86A.0016.P07.0201251536"), }, + }, + { /* APM crashes */ + apm_is_horked, "Intel D810EMO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Intel Corp."), + DMI_MATCH(DMI_BIOS_VERSION, "MO81010A.86A.0008.P04.0004170800"), }, + }, + { /* APM crashes */ + apm_is_horked, "Dell XPS-Z", + { DMI_MATCH(DMI_BIOS_VENDOR, "Intel Corp."), + DMI_MATCH(DMI_BIOS_VERSION, "A11"), + DMI_MATCH(DMI_PRODUCT_NAME, "XPS-Z"), }, + }, + { /* APM crashes */ + apm_is_horked, "Sharp PC-PJ/AX", + { DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), + DMI_MATCH(DMI_PRODUCT_NAME, "PC-PJ/AX"), + DMI_MATCH(DMI_BIOS_VENDOR,"SystemSoft"), + DMI_MATCH(DMI_BIOS_VERSION,"Version R2.08"), }, + }, + { /* APM crashes */ + apm_is_horked, "Dell Inspiron 2500", + { DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 2500"), + DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION,"A11"), }, + }, + { /* APM idle hangs */ + apm_likes_to_melt, "Jabil AMD", + { DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."), + DMI_MATCH(DMI_BIOS_VERSION, "0AASNP06"), }, + }, + { /* APM idle hangs */ + apm_likes_to_melt, "AMI Bios", + { DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."), + DMI_MATCH(DMI_BIOS_VERSION, "0AASNP05"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-N505X(DE) */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0206H"), + DMI_MATCH(DMI_BIOS_DATE, "08/23/99"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-N505VX */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "W2K06H0"), + DMI_MATCH(DMI_BIOS_DATE, "02/03/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-XG29 */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0117A0"), + DMI_MATCH(DMI_BIOS_DATE, "04/25/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z600NE */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0121Z1"), + DMI_MATCH(DMI_BIOS_DATE, "05/11/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z600NE */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "WME01Z1"), + DMI_MATCH(DMI_BIOS_DATE, "08/11/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z600LEK(DE) */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0206Z3"), + DMI_MATCH(DMI_BIOS_DATE, "12/25/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z505LS */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0203D0"), + DMI_MATCH(DMI_BIOS_DATE, "05/12/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z505LS */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0203Z3"), + DMI_MATCH(DMI_BIOS_DATE, "08/25/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-Z505LS (with updated BIOS) */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0209Z3"), + DMI_MATCH(DMI_BIOS_DATE, "05/12/01"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-F104K */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0204K2"), + DMI_MATCH(DMI_BIOS_DATE, "08/28/00"), }, + }, + + { /* Handle problems with APM on Sony Vaio PCG-C1VN/C1VE */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0208P1"), + DMI_MATCH(DMI_BIOS_DATE, "11/09/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-C1VE */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "R0204P1"), + DMI_MATCH(DMI_BIOS_DATE, "09/12/00"), }, + }, + { /* Handle problems with APM on Sony Vaio PCG-C1VE */ + swab_apm_power_in_minutes, "Sony VAIO", + { DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, "WXPO1Z3"), + DMI_MATCH(DMI_BIOS_DATE, "10/26/01"), }, + }, + { /* broken PM poweroff bios */ + set_realmode_power_off, "Award Software v4.60 PGMA", + { DMI_MATCH(DMI_BIOS_VENDOR, "Award Software International, Inc."), + DMI_MATCH(DMI_BIOS_VERSION, "4.60 PGMA"), + DMI_MATCH(DMI_BIOS_DATE, "134526184"), }, + }, + + /* Generic per vendor APM settings */ + + { /* Allow interrupts during suspend on IBM laptops */ + set_apm_ints, "IBM", + { DMI_MATCH(DMI_SYS_VENDOR, "IBM"), }, + }, + + { } +}; + /* * Just start the APM thread. We do NOT want to do APM BIOS * calls from anything but the APM thread, if for no other reason @@ -1900,6 +2214,8 @@ static int __init apm_init(void) int ret; int i; + dmi_check_system(apm_dmi_table); + if (apm_info.bios.version == 0) { printk(KERN_INFO "apm: BIOS not found.\n"); return -ENODEV;