/* * APM (Advanced Power Management) BIOS Device Driver * * Copyright (c) 1994-1995 by HOSOKAWA, Tatsumi * * This software may be used, modified, copied, and distributed, in * both source and binary form provided that the above copyright and * these terms are retained. Under no circumstances is the author * responsible for the proper functioning of this software, nor does * the author assume any responsibility for damages incurred with its * use. * * Aug, 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) * * $FreeBSD$ */ #ifndef _MACHINE_APM_BIOS_H_ #define _MACHINE_APM_BIOS_H_ #ifndef _KERNEL #include #endif #include /* BIOS id */ #ifdef PC98 #define APM_BIOS 0x9a #define APM_INT 0x1f #else #define APM_BIOS 0x53 #define APM_INT 0x15 #endif /* APM flags */ #define APM_16BIT_SUPPORT 0x01 #define APM_32BIT_SUPPORT 0x02 #define APM_CPUIDLE_SLOW 0x04 #define APM_DISABLED 0x08 #define APM_DISENGAGED 0x10 /* APM initializer physical address */ #define APM_OURADDR 0x00080000 /* APM functions */ #define APM_INSTCHECK 0x00 #define APM_REALCONNECT 0x01 #define APM_PROT16CONNECT 0x02 #define APM_PROT32CONNECT 0x03 #define APM_DISCONNECT 0x04 #define APM_CPUIDLE 0x05 #define APM_CPUBUSY 0x06 #define APM_SETPWSTATE 0x07 #define APM_ENABLEDISABLEPM 0x08 #define APM_RESTOREDEFAULT 0x09 #ifdef PC98 #define APM_GETPWSTATUS 0x3a #else #define APM_GETPWSTATUS 0x0a #endif #define APM_GETPMEVENT 0x0b #define APM_GETPWSTATE 0x0c #define APM_ENABLEDISABLEDPM 0x0d #ifdef PC98 #define APM_DRVVERSION 0x3e #else #define APM_DRVVERSION 0x0e #endif #define APM_ENGAGEDISENGAGEPM 0x0f #define APM_GETCAPABILITIES 0x10 #define APM_RESUMETIMER 0x11 #define APM_RESUMEONRING 0x12 #define APM_TIMERREQUESTS 0x13 #define APM_OEMFUNC 0x80 /* error code */ #define APME_OK 0x00 #define APME_PMDISABLED 0x01 #define APME_REALESTABLISHED 0x02 #define APME_NOTCONNECTED 0x03 #define APME_PROT16ESTABLISHED 0x05 #define APME_PROT16NOTSUPPORTED 0x06 #define APME_PROT32ESTABLISHED 0x07 #define APME_PROT32NOTDUPPORTED 0x08 #define APME_UNKNOWNDEVICEID 0x09 #define APME_OUTOFRANGE 0x0a #define APME_NOTENGAGED 0x0b #define APME_CANTENTERSTATE 0x60 #define APME_NOPMEVENT 0x80 #define APME_NOAPMPRESENT 0x86 /* device code */ #define PMDV_APMBIOS 0x0000 #define PMDV_ALLDEV 0x0001 #define PMDV_DISP0 0x0100 #define PMDV_DISP1 0x0101 #define PMDV_DISPALL 0x01ff #define PMDV_2NDSTORAGE0 0x0200 #define PMDV_2NDSTORAGE1 0x0201 #define PMDV_2NDSTORAGE2 0x0202 #define PMDV_2NDSTORAGE3 0x0203 #define PMDV_PARALLEL0 0x0300 #define PMDV_PARALLEL1 0x0301 #define PMDV_SERIAL0 0x0400 #define PMDV_SERIAL1 0x0401 #define PMDV_SERIAL2 0x0402 #define PMDV_SERIAL3 0x0403 #define PMDV_SERIAL4 0x0404 #define PMDV_SERIAL5 0x0405 #define PMDV_SERIAL6 0x0406 #define PMDV_SERIAL7 0x0407 #define PMDV_NET0 0x0500 #define PMDV_NET1 0x0501 #define PMDV_NET2 0x0502 #define PMDV_NET3 0x0503 #define PMDV_PCMCIA0 0x0600 #define PMDV_PCMCIA1 0x0601 #define PMDV_PCMCIA2 0x0602 #define PMDV_PCMCIA3 0x0603 /* 0x0700 - 0x7fff Reserved */ #define PMDV_BATT_BASE 0x8000 #define PMDV_BATT0 0x8001 #define PMDV_BATT1 0x8002 #define PMDV_BATT_ALL 0x80ff /* 0x8100 - 0xdfff Reserved */ /* 0xe000 - 0xefff OEM-defined power device IDs */ /* 0xf000 - 0xffff Reserved */ /* Power state */ #define PMST_APMENABLED 0x0000 #define PMST_STANDBY 0x0001 #define PMST_SUSPEND 0x0002 #define PMST_OFF 0x0003 #define PMST_LASTREQNOTIFY 0x0004 #define PMST_LASTREQREJECT 0x0005 /* 0x0006 - 0x001f Reserved system states */ /* 0x0020 - 0x003f OEM-defined system states */ /* 0x0040 - 0x007f OEM-defined device states */ /* 0x0080 - 0xffff Reserved device states */ #if !defined(ASSEMBLER) && !defined(INITIALIZER) /* C definitions */ struct apmhook { struct apmhook *ah_next; int (*ah_fun)(void *ah_arg); void *ah_arg; const char *ah_name; int ah_order; }; #define APM_HOOK_NONE (-1) #define APM_HOOK_SUSPEND 0 #define APM_HOOK_RESUME 1 #define NAPM_HOOK 2 #ifdef _KERNEL void apm_suspend(int state); struct apmhook *apm_hook_establish (int apmh, struct apmhook *); void apm_hook_disestablish (int apmh, struct apmhook *); void apm_cpu_idle(void); void apm_cpu_busy(void); #endif #endif /* !ASSEMBLER && !INITIALIZER */ #define APM_MIN_ORDER 0x00 #define APM_MID_ORDER 0x80 #define APM_MAX_ORDER 0xff /* power management event code */ #define PMEV_NOEVENT 0x0000 #define PMEV_STANDBYREQ 0x0001 #define PMEV_SUSPENDREQ 0x0002 #define PMEV_NORMRESUME 0x0003 #define PMEV_CRITRESUME 0x0004 #define PMEV_BATTERYLOW 0x0005 #define PMEV_POWERSTATECHANGE 0x0006 #define PMEV_UPDATETIME 0x0007 #define PMEV_CRITSUSPEND 0x0008 #define PMEV_USERSTANDBYREQ 0x0009 #define PMEV_USERSUSPENDREQ 0x000a #define PMEV_STANDBYRESUME 0x000b #define PMEV_CAPABILITIESCHANGE 0x000c /* 0x000d - 0x00ff Reserved system events */ /* 0x0100 - 0x01ff Reserved device events */ /* 0x0200 - 0x02ff OEM-defined APM events */ /* 0x0300 - 0xffff Reserved */ #define PMEV_DEFAULT 0xffffffff /* used for customization */ #if !defined(ASSEMBLER) && !defined(INITIALIZER) /* * Old apm_info structure, returned by the APMIO_GETINFO_OLD ioctl. This * is for backward compatibility with old executables. */ typedef struct apm_info_old { u_int ai_major; /* APM major version */ u_int ai_minor; /* APM minor version */ u_int ai_acline; /* AC line status */ u_int ai_batt_stat; /* Battery status */ u_int ai_batt_life; /* Remaining battery life */ u_int ai_status; /* Status of APM support (enabled/disabled) */ } *apm_info_old_t; /* * Structure returned by the APMIO_GETINFO ioctl. * * In the comments below, the parenthesized numbers indicate the minimum * value of ai_infoversion for which each field is valid. */ typedef struct apm_info { u_int ai_infoversion; /* Indicates which fields are valid */ u_int ai_major; /* APM major version (0) */ u_int ai_minor; /* APM minor version (0) */ u_int ai_acline; /* AC line status (0) */ u_int ai_batt_stat; /* Battery status (0) */ u_int ai_batt_life; /* Remaining battery life in percent (0) */ int ai_batt_time; /* Remaining battery time in seconds (0) */ u_int ai_status; /* True if enabled (0) */ u_int ai_batteries; /* Number of batteries (1) */ u_int ai_capabilities;/* APM Capabilities (1) */ u_int ai_spare[6]; /* For future expansion */ } *apm_info_t; /* Battery flag */ #define APM_BATT_HIGH 0x01 #define APM_BATT_LOW 0x02 #define APM_BATT_CRITICAL 0x04 #define APM_BATT_CHARGING 0x08 #define APM_BATT_NOT_PRESENT 0x10 #define APM_BATT_NO_SYSTEM 0x80 typedef struct apm_pwstatus { u_int ap_device; /* Device code of battery */ u_int ap_acline; /* AC line status (0) */ u_int ap_batt_stat; /* Battery status (0) */ u_int ap_batt_flag; /* Battery flag (0) */ u_int ap_batt_life; /* Remaining battery life in percent (0) */ int ap_batt_time; /* Remaining battery time in seconds (0) */ } *apm_pwstatus_t; struct apm_bios_arg { u_long eax; u_long ebx; u_long ecx; u_long edx; u_long esi; u_long edi; }; struct apm_event_info { u_int type; u_int index; u_int spare[8]; }; #define APMIO_SUSPEND _IO('P', 1) #define APMIO_GETINFO_OLD _IOR('P', 2, struct apm_info_old) #define APMIO_ENABLE _IO('P', 5) #define APMIO_DISABLE _IO('P', 6) #define APMIO_HALTCPU _IO('P', 7) #define APMIO_NOTHALTCPU _IO('P', 8) #define APMIO_DISPLAY _IOW('P', 9, int) #define APMIO_BIOS _IOWR('P', 10, struct apm_bios_arg) #define APMIO_GETINFO _IOR('P', 11, struct apm_info) #define APMIO_STANDBY _IO('P', 12) #define APMIO_GETPWSTATUS _IOWR('P', 13, struct apm_pwstatus) /* for /dev/apmctl */ #define APMIO_NEXTEVENT _IOR('A', 100, struct apm_event_info) #define APMIO_REJECTLASTREQ _IO('P', 101) #endif /* !ASSEMBLER && !INITIALIZER */ #endif /* !_MACHINE_APM_BIOS_H_ */