119da400cSJung-uk Kim /*- 219da400cSJung-uk Kim * APM (Advanced Power Management) BIOS Device Driver 319da400cSJung-uk Kim * 419da400cSJung-uk Kim * Copyright (c) 1994-1995 by HOSOKAWA, Tatsumi <hosokawa@mt.cs.keio.ac.jp> 519da400cSJung-uk Kim * 619da400cSJung-uk Kim * This software may be used, modified, copied, and distributed, in 719da400cSJung-uk Kim * both source and binary form provided that the above copyright and 819da400cSJung-uk Kim * these terms are retained. Under no circumstances is the author 919da400cSJung-uk Kim * responsible for the proper functioning of this software, nor does 1019da400cSJung-uk Kim * the author assume any responsibility for damages incurred with its 1119da400cSJung-uk Kim * use. 1219da400cSJung-uk Kim * 1319da400cSJung-uk Kim * Aug, 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) 1419da400cSJung-uk Kim */ 1519da400cSJung-uk Kim 1619da400cSJung-uk Kim #ifndef _X86_APM_BIOS_H_ 1719da400cSJung-uk Kim #define _X86_APM_BIOS_H_ 1819da400cSJung-uk Kim 1919da400cSJung-uk Kim #ifndef _KERNEL 2019da400cSJung-uk Kim #include <sys/types.h> 2119da400cSJung-uk Kim #endif 2219da400cSJung-uk Kim #include <sys/ioccom.h> 2319da400cSJung-uk Kim 2419da400cSJung-uk Kim /* BIOS id */ 2519da400cSJung-uk Kim #define APM_BIOS 0x53 2619da400cSJung-uk Kim #define APM_INT 0x15 2719da400cSJung-uk Kim 2819da400cSJung-uk Kim /* APM flags */ 2919da400cSJung-uk Kim #define APM_16BIT_SUPPORT 0x01 3019da400cSJung-uk Kim #define APM_32BIT_SUPPORT 0x02 3119da400cSJung-uk Kim #define APM_CPUIDLE_SLOW 0x04 3219da400cSJung-uk Kim #define APM_DISABLED 0x08 3319da400cSJung-uk Kim #define APM_DISENGAGED 0x10 3419da400cSJung-uk Kim 3519da400cSJung-uk Kim /* APM initializer physical address */ 3619da400cSJung-uk Kim #define APM_OURADDR 0x00080000 3719da400cSJung-uk Kim 3819da400cSJung-uk Kim /* APM functions */ 3919da400cSJung-uk Kim #define APM_INSTCHECK 0x00 4019da400cSJung-uk Kim #define APM_REALCONNECT 0x01 4119da400cSJung-uk Kim #define APM_PROT16CONNECT 0x02 4219da400cSJung-uk Kim #define APM_PROT32CONNECT 0x03 4319da400cSJung-uk Kim #define APM_DISCONNECT 0x04 4419da400cSJung-uk Kim #define APM_CPUIDLE 0x05 4519da400cSJung-uk Kim #define APM_CPUBUSY 0x06 4619da400cSJung-uk Kim #define APM_SETPWSTATE 0x07 4719da400cSJung-uk Kim #define APM_ENABLEDISABLEPM 0x08 4819da400cSJung-uk Kim #define APM_RESTOREDEFAULT 0x09 4919da400cSJung-uk Kim #define APM_GETPWSTATUS 0x0a 5019da400cSJung-uk Kim #define APM_GETPMEVENT 0x0b 5119da400cSJung-uk Kim #define APM_GETPWSTATE 0x0c 5219da400cSJung-uk Kim #define APM_ENABLEDISABLEDPM 0x0d 5319da400cSJung-uk Kim #define APM_DRVVERSION 0x0e 5419da400cSJung-uk Kim #define APM_ENGAGEDISENGAGEPM 0x0f 5519da400cSJung-uk Kim #define APM_GETCAPABILITIES 0x10 5619da400cSJung-uk Kim #define APM_RESUMETIMER 0x11 5719da400cSJung-uk Kim #define APM_RESUMEONRING 0x12 5819da400cSJung-uk Kim #define APM_TIMERREQUESTS 0x13 5919da400cSJung-uk Kim #define APM_OEMFUNC 0x80 6019da400cSJung-uk Kim 6119da400cSJung-uk Kim /* error code */ 6219da400cSJung-uk Kim #define APME_OK 0x00 6319da400cSJung-uk Kim #define APME_PMDISABLED 0x01 6419da400cSJung-uk Kim #define APME_REALESTABLISHED 0x02 6519da400cSJung-uk Kim #define APME_NOTCONNECTED 0x03 6619da400cSJung-uk Kim #define APME_PROT16ESTABLISHED 0x05 6719da400cSJung-uk Kim #define APME_PROT16NOTSUPPORTED 0x06 6819da400cSJung-uk Kim #define APME_PROT32ESTABLISHED 0x07 6919da400cSJung-uk Kim #define APME_PROT32NOTDUPPORTED 0x08 7019da400cSJung-uk Kim #define APME_UNKNOWNDEVICEID 0x09 7119da400cSJung-uk Kim #define APME_OUTOFRANGE 0x0a 7219da400cSJung-uk Kim #define APME_NOTENGAGED 0x0b 7319da400cSJung-uk Kim #define APME_CANTENTERSTATE 0x60 7419da400cSJung-uk Kim #define APME_NOPMEVENT 0x80 7519da400cSJung-uk Kim #define APME_NOAPMPRESENT 0x86 7619da400cSJung-uk Kim 7719da400cSJung-uk Kim /* device code */ 7819da400cSJung-uk Kim #define PMDV_APMBIOS 0x0000 7919da400cSJung-uk Kim #define PMDV_ALLDEV 0x0001 8019da400cSJung-uk Kim #define PMDV_DISP0 0x0100 8119da400cSJung-uk Kim #define PMDV_DISP1 0x0101 8219da400cSJung-uk Kim #define PMDV_DISPALL 0x01ff 8319da400cSJung-uk Kim #define PMDV_2NDSTORAGE0 0x0200 8419da400cSJung-uk Kim #define PMDV_2NDSTORAGE1 0x0201 8519da400cSJung-uk Kim #define PMDV_2NDSTORAGE2 0x0202 8619da400cSJung-uk Kim #define PMDV_2NDSTORAGE3 0x0203 8719da400cSJung-uk Kim #define PMDV_PARALLEL0 0x0300 8819da400cSJung-uk Kim #define PMDV_PARALLEL1 0x0301 8919da400cSJung-uk Kim #define PMDV_SERIAL0 0x0400 9019da400cSJung-uk Kim #define PMDV_SERIAL1 0x0401 9119da400cSJung-uk Kim #define PMDV_SERIAL2 0x0402 9219da400cSJung-uk Kim #define PMDV_SERIAL3 0x0403 9319da400cSJung-uk Kim #define PMDV_SERIAL4 0x0404 9419da400cSJung-uk Kim #define PMDV_SERIAL5 0x0405 9519da400cSJung-uk Kim #define PMDV_SERIAL6 0x0406 9619da400cSJung-uk Kim #define PMDV_SERIAL7 0x0407 9719da400cSJung-uk Kim #define PMDV_NET0 0x0500 9819da400cSJung-uk Kim #define PMDV_NET1 0x0501 9919da400cSJung-uk Kim #define PMDV_NET2 0x0502 10019da400cSJung-uk Kim #define PMDV_NET3 0x0503 10119da400cSJung-uk Kim #define PMDV_PCMCIA0 0x0600 10219da400cSJung-uk Kim #define PMDV_PCMCIA1 0x0601 10319da400cSJung-uk Kim #define PMDV_PCMCIA2 0x0602 10419da400cSJung-uk Kim #define PMDV_PCMCIA3 0x0603 10519da400cSJung-uk Kim /* 0x0700 - 0x7fff Reserved */ 10619da400cSJung-uk Kim #define PMDV_BATT_BASE 0x8000 10719da400cSJung-uk Kim #define PMDV_BATT0 0x8001 10819da400cSJung-uk Kim #define PMDV_BATT1 0x8002 10919da400cSJung-uk Kim #define PMDV_BATT_ALL 0x80ff 11019da400cSJung-uk Kim /* 0x8100 - 0xdfff Reserved */ 11119da400cSJung-uk Kim /* 0xe000 - 0xefff OEM-defined power device IDs */ 11219da400cSJung-uk Kim /* 0xf000 - 0xffff Reserved */ 11319da400cSJung-uk Kim 11419da400cSJung-uk Kim /* Power state */ 11519da400cSJung-uk Kim #define PMST_APMENABLED 0x0000 11619da400cSJung-uk Kim #define PMST_STANDBY 0x0001 11719da400cSJung-uk Kim #define PMST_SUSPEND 0x0002 11819da400cSJung-uk Kim #define PMST_OFF 0x0003 11919da400cSJung-uk Kim #define PMST_LASTREQNOTIFY 0x0004 12019da400cSJung-uk Kim #define PMST_LASTREQREJECT 0x0005 12119da400cSJung-uk Kim /* 0x0006 - 0x001f Reserved system states */ 12219da400cSJung-uk Kim /* 0x0020 - 0x003f OEM-defined system states */ 12319da400cSJung-uk Kim /* 0x0040 - 0x007f OEM-defined device states */ 12419da400cSJung-uk Kim /* 0x0080 - 0xffff Reserved device states */ 12519da400cSJung-uk Kim 12619da400cSJung-uk Kim #if !defined(ASSEMBLER) && !defined(INITIALIZER) 12719da400cSJung-uk Kim 12819da400cSJung-uk Kim /* C definitions */ 12919da400cSJung-uk Kim struct apmhook { 13019da400cSJung-uk Kim struct apmhook *ah_next; 13119da400cSJung-uk Kim int (*ah_fun)(void *ah_arg); 13219da400cSJung-uk Kim void *ah_arg; 13319da400cSJung-uk Kim const char *ah_name; 13419da400cSJung-uk Kim int ah_order; 13519da400cSJung-uk Kim }; 13619da400cSJung-uk Kim #define APM_HOOK_NONE (-1) 13719da400cSJung-uk Kim #define APM_HOOK_SUSPEND 0 13819da400cSJung-uk Kim #define APM_HOOK_RESUME 1 13919da400cSJung-uk Kim #define NAPM_HOOK 2 14019da400cSJung-uk Kim 14119da400cSJung-uk Kim #ifdef _KERNEL 14219da400cSJung-uk Kim 14319da400cSJung-uk Kim void apm_suspend(int state); 14419da400cSJung-uk Kim struct apmhook *apm_hook_establish (int apmh, struct apmhook *); 14519da400cSJung-uk Kim void apm_hook_disestablish (int apmh, struct apmhook *); 14619da400cSJung-uk Kim void apm_cpu_idle(void); 14719da400cSJung-uk Kim void apm_cpu_busy(void); 14819da400cSJung-uk Kim 14919da400cSJung-uk Kim #endif 15019da400cSJung-uk Kim 15119da400cSJung-uk Kim #endif /* !ASSEMBLER && !INITIALIZER */ 15219da400cSJung-uk Kim 15319da400cSJung-uk Kim #define APM_MIN_ORDER 0x00 15419da400cSJung-uk Kim #define APM_MID_ORDER 0x80 15519da400cSJung-uk Kim #define APM_MAX_ORDER 0xff 15619da400cSJung-uk Kim 15719da400cSJung-uk Kim /* power management event code */ 15819da400cSJung-uk Kim #define PMEV_NOEVENT 0x0000 15919da400cSJung-uk Kim #define PMEV_STANDBYREQ 0x0001 16019da400cSJung-uk Kim #define PMEV_SUSPENDREQ 0x0002 16119da400cSJung-uk Kim #define PMEV_NORMRESUME 0x0003 16219da400cSJung-uk Kim #define PMEV_CRITRESUME 0x0004 16319da400cSJung-uk Kim #define PMEV_BATTERYLOW 0x0005 16419da400cSJung-uk Kim #define PMEV_POWERSTATECHANGE 0x0006 16519da400cSJung-uk Kim #define PMEV_UPDATETIME 0x0007 16619da400cSJung-uk Kim #define PMEV_CRITSUSPEND 0x0008 16719da400cSJung-uk Kim #define PMEV_USERSTANDBYREQ 0x0009 16819da400cSJung-uk Kim #define PMEV_USERSUSPENDREQ 0x000a 16919da400cSJung-uk Kim #define PMEV_STANDBYRESUME 0x000b 17019da400cSJung-uk Kim #define PMEV_CAPABILITIESCHANGE 0x000c 17119da400cSJung-uk Kim /* 0x000d - 0x00ff Reserved system events */ 17219da400cSJung-uk Kim /* 0x0100 - 0x01ff Reserved device events */ 17319da400cSJung-uk Kim /* 0x0200 - 0x02ff OEM-defined APM events */ 17419da400cSJung-uk Kim /* 0x0300 - 0xffff Reserved */ 17519da400cSJung-uk Kim #define PMEV_DEFAULT 0xffffffff /* used for customization */ 17619da400cSJung-uk Kim 17719da400cSJung-uk Kim #if !defined(ASSEMBLER) && !defined(INITIALIZER) 17819da400cSJung-uk Kim 17919da400cSJung-uk Kim /* 18019da400cSJung-uk Kim * Old apm_info structure, returned by the APMIO_GETINFO_OLD ioctl. This 18119da400cSJung-uk Kim * is for backward compatibility with old executables. 18219da400cSJung-uk Kim */ 18319da400cSJung-uk Kim typedef struct apm_info_old { 18419da400cSJung-uk Kim u_int ai_major; /* APM major version */ 18519da400cSJung-uk Kim u_int ai_minor; /* APM minor version */ 18619da400cSJung-uk Kim u_int ai_acline; /* AC line status */ 18719da400cSJung-uk Kim u_int ai_batt_stat; /* Battery status */ 18819da400cSJung-uk Kim u_int ai_batt_life; /* Remaining battery life */ 18919da400cSJung-uk Kim u_int ai_status; /* Status of APM support (enabled/disabled) */ 19019da400cSJung-uk Kim } *apm_info_old_t; 19119da400cSJung-uk Kim 19219da400cSJung-uk Kim /* 19319da400cSJung-uk Kim * Structure returned by the APMIO_GETINFO ioctl. 19419da400cSJung-uk Kim * 19519da400cSJung-uk Kim * In the comments below, the parenthesized numbers indicate the minimum 19619da400cSJung-uk Kim * value of ai_infoversion for which each field is valid. 19719da400cSJung-uk Kim */ 19819da400cSJung-uk Kim typedef struct apm_info { 19919da400cSJung-uk Kim u_int ai_infoversion; /* Indicates which fields are valid */ 20019da400cSJung-uk Kim u_int ai_major; /* APM major version (0) */ 20119da400cSJung-uk Kim u_int ai_minor; /* APM minor version (0) */ 20219da400cSJung-uk Kim u_int ai_acline; /* AC line status (0) */ 20319da400cSJung-uk Kim u_int ai_batt_stat; /* Battery status (0) */ 20419da400cSJung-uk Kim u_int ai_batt_life; /* Remaining battery life in percent (0) */ 20519da400cSJung-uk Kim int ai_batt_time; /* Remaining battery time in seconds (0) */ 20619da400cSJung-uk Kim u_int ai_status; /* True if enabled (0) */ 20719da400cSJung-uk Kim u_int ai_batteries; /* Number of batteries (1) */ 20819da400cSJung-uk Kim u_int ai_capabilities;/* APM Capabilities (1) */ 20919da400cSJung-uk Kim u_int ai_spare[6]; /* For future expansion */ 21019da400cSJung-uk Kim } *apm_info_t; 21119da400cSJung-uk Kim 21219da400cSJung-uk Kim /* Battery flag */ 21319da400cSJung-uk Kim #define APM_BATT_HIGH 0x01 21419da400cSJung-uk Kim #define APM_BATT_LOW 0x02 21519da400cSJung-uk Kim #define APM_BATT_CRITICAL 0x04 21619da400cSJung-uk Kim #define APM_BATT_CHARGING 0x08 21719da400cSJung-uk Kim #define APM_BATT_NOT_PRESENT 0x10 21819da400cSJung-uk Kim #define APM_BATT_NO_SYSTEM 0x80 21919da400cSJung-uk Kim 22019da400cSJung-uk Kim typedef struct apm_pwstatus { 22119da400cSJung-uk Kim u_int ap_device; /* Device code of battery */ 22219da400cSJung-uk Kim u_int ap_acline; /* AC line status (0) */ 22319da400cSJung-uk Kim u_int ap_batt_stat; /* Battery status (0) */ 22419da400cSJung-uk Kim u_int ap_batt_flag; /* Battery flag (0) */ 22519da400cSJung-uk Kim u_int ap_batt_life; /* Remaining battery life in percent (0) */ 22619da400cSJung-uk Kim int ap_batt_time; /* Remaining battery time in seconds (0) */ 22719da400cSJung-uk Kim } *apm_pwstatus_t; 22819da400cSJung-uk Kim 22919da400cSJung-uk Kim struct apm_bios_arg { 23019da400cSJung-uk Kim uint32_t eax; 23119da400cSJung-uk Kim uint32_t ebx; 23219da400cSJung-uk Kim uint32_t ecx; 23319da400cSJung-uk Kim uint32_t edx; 23419da400cSJung-uk Kim uint32_t esi; 23519da400cSJung-uk Kim uint32_t edi; 23619da400cSJung-uk Kim }; 23719da400cSJung-uk Kim 23819da400cSJung-uk Kim struct apm_event_info { 23919da400cSJung-uk Kim u_int type; 24019da400cSJung-uk Kim u_int index; 24119da400cSJung-uk Kim u_int spare[8]; 24219da400cSJung-uk Kim }; 24319da400cSJung-uk Kim 24419da400cSJung-uk Kim #define APMIO_SUSPEND _IO('P', 1) 24519da400cSJung-uk Kim #define APMIO_GETINFO_OLD _IOR('P', 2, struct apm_info_old) 24619da400cSJung-uk Kim #define APMIO_ENABLE _IO('P', 5) 24719da400cSJung-uk Kim #define APMIO_DISABLE _IO('P', 6) 24819da400cSJung-uk Kim #define APMIO_HALTCPU _IO('P', 7) 24919da400cSJung-uk Kim #define APMIO_NOTHALTCPU _IO('P', 8) 25019da400cSJung-uk Kim #define APMIO_DISPLAY _IOW('P', 9, int) 25119da400cSJung-uk Kim #define APMIO_BIOS _IOWR('P', 10, struct apm_bios_arg) 25219da400cSJung-uk Kim #define APMIO_GETINFO _IOR('P', 11, struct apm_info) 25319da400cSJung-uk Kim #define APMIO_STANDBY _IO('P', 12) 25419da400cSJung-uk Kim #define APMIO_GETPWSTATUS _IOWR('P', 13, struct apm_pwstatus) 25519da400cSJung-uk Kim /* for /dev/apmctl */ 25619da400cSJung-uk Kim #define APMIO_NEXTEVENT _IOR('A', 100, struct apm_event_info) 25719da400cSJung-uk Kim #define APMIO_REJECTLASTREQ _IO('P', 101) 25819da400cSJung-uk Kim 25919da400cSJung-uk Kim #endif /* !ASSEMBLER && !INITIALIZER */ 26019da400cSJung-uk Kim 26119da400cSJung-uk Kim #endif /* !_X86_APM_BIOS_H_ */ 262