FreeBSD/Linux Kernel Cross Reference
sys/i386/include/apm_bios.h

     /*
      * APM (Advanced Power Management) BIOS Device Driver
      *
      * Copyright (c) 1994-1995 by HOSOKAWA, Tatsumi <hosokawa@mt.cs.keio.ac.jp>
      *
      * 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: src/sys/i386/include/apm_bios.h,v 1.12.2.3 1999/09/05 08:11:36 peter Exp $
     */
    
    #ifndef _MACHINE_APM_BIOS_H_
    #define _MACHINE_APM_BIOS_H_
    
    #ifndef KERNEL
    #include <sys/types.h>
    #endif
    #include <sys/ioccom.h>
    
    #ifdef KERNEL
    
    /* BIOS id */
    #ifdef PC98
    #define APM_BIOS                0x9a
    #define SYSTEM_BIOS             0x1f
    #else
    #define APM_BIOS                0x53
    #define SYSTEM_BIOS             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
    
    /* Error code of APM initializer */
    #define APMINI_CANTFIND         0xffffffff
    #define APMINI_NOT32BIT         0xfffffffe
    #define APMINI_CONNECTERR       0xfffffffd
    
    /* 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_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_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 - 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) __P((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
   
   void apm_suspend(void);
   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 /* !ASSEMBLER && !INITIALIZER */
   
   #define APM_MIN_ORDER           0x00
   #define APM_MID_ORDER           0x80
   #define APM_MAX_ORDER           0xff
   
   #endif /* KERNEL */
   
   /* 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
   /* 0x000c - 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)
   
   typedef struct apm_info {
           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_t;
   
   #define APMIO_SUSPEND           _IO('P', 1)
   #define APMIO_GETINFO           _IOR('P', 2, struct apm_info)
   #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)
   
   #endif /* !ASSEMBLER && !INITIALIZER */
   
   #endif /* !_MACHINE_APM_BIOS_H_ */

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