The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /*
    2  * APM (Advanced Power Management) BIOS Device Driver
    3  *
    4  * Copyright (c) 1994-1995 by HOSOKAWA, Tatsumi <hosokawa@mt.cs.keio.ac.jp>
    5  *
    6  * This software may be used, modified, copied, and distributed, in
    7  * both source and binary form provided that the above copyright and
    8  * these terms are retained. Under no circumstances is the author
    9  * responsible for the proper functioning of this software, nor does
   10  * the author assume any responsibility for damages incurred with its
   11  * use.
   12  *
   13  * Aug, 1994    Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
   14  *
   15  * $FreeBSD: stable/3/sys/i386/include/apm_bios.h 50582 1999-08-29 16:07:53Z peter $
   16  */
   17 
   18 #ifndef _MACHINE_APM_BIOS_H_
   19 #define _MACHINE_APM_BIOS_H_
   20 
   21 #ifndef KERNEL
   22 #include <sys/types.h>
   23 #endif
   24 #include <sys/ioccom.h>
   25 
   26 /* BIOS id */
   27 #ifdef PC98
   28 #define APM_BIOS                0x9a
   29 #define SYSTEM_BIOS             0x1f
   30 #else
   31 #define APM_BIOS                0x53
   32 #define SYSTEM_BIOS             0x15
   33 #endif
   34 
   35 /* APM flags */
   36 #define APM_16BIT_SUPPORT       0x01
   37 #define APM_32BIT_SUPPORT       0x02
   38 #define APM_CPUIDLE_SLOW        0x04
   39 #define APM_DISABLED            0x08
   40 #define APM_DISENGAGED          0x10
   41 
   42 /* APM initializer physical address */
   43 #define APM_OURADDR             0x00080000
   44 
   45 /* Error code of APM initializer */
   46 #define APMINI_CANTFIND         0xffffffff
   47 #define APMINI_NOT32BIT         0xfffffffe
   48 #define APMINI_CONNECTERR       0xfffffffd
   49 
   50 /* APM functions */
   51 #define APM_INSTCHECK           0x00
   52 #define APM_REALCONNECT         0x01
   53 #define APM_PROT16CONNECT       0x02
   54 #define APM_PROT32CONNECT       0x03
   55 #define APM_DISCONNECT          0x04
   56 #define APM_CPUIDLE             0x05
   57 #define APM_CPUBUSY             0x06
   58 #define APM_SETPWSTATE          0x07
   59 #define APM_ENABLEDISABLEPM     0x08
   60 #define APM_RESTOREDEFAULT      0x09
   61 #ifdef PC98
   62 #define APM_GETPWSTATUS         0x3a
   63 #else
   64 #define APM_GETPWSTATUS         0x0a
   65 #endif
   66 #define APM_GETPMEVENT          0x0b
   67 #define APM_GETPWSTATE          0x0c
   68 #define APM_ENABLEDISABLEDPM    0x0d
   69 #ifdef PC98
   70 #define APM_DRVVERSION          0x3e
   71 #else
   72 #define APM_DRVVERSION          0x0e
   73 #endif
   74 #define APM_ENGAGEDISENGAGEPM   0x0f
   75 #define APM_GETCAPABILITIES     0x10
   76 #define APM_RESUMETIMER         0x11
   77 #define APM_RESUMEONRING        0x12
   78 #define APM_TIMERREQUESTS       0x13
   79 #define APM_OEMFUNC             0x80
   80 
   81 /* error code */
   82 #define APME_OK                 0x00
   83 #define APME_PMDISABLED         0x01
   84 #define APME_REALESTABLISHED    0x02
   85 #define APME_NOTCONNECTED       0x03
   86 #define APME_PROT16ESTABLISHED  0x05
   87 #define APME_PROT16NOTSUPPORTED 0x06
   88 #define APME_PROT32ESTABLISHED  0x07
   89 #define APME_PROT32NOTDUPPORTED 0x08
   90 #define APME_UNKNOWNDEVICEID    0x09
   91 #define APME_OUTOFRANGE         0x0a
   92 #define APME_NOTENGAGED         0x0b
   93 #define APME_CANTENTERSTATE     0x60
   94 #define APME_NOPMEVENT          0x80
   95 #define APME_NOAPMPRESENT       0x86
   96 
   97 
   98 /* device code */
   99 #define PMDV_APMBIOS            0x0000
  100 #define PMDV_ALLDEV             0x0001
  101 #define PMDV_DISP0              0x0100
  102 #define PMDV_DISP1              0x0101
  103 #define PMDV_2NDSTORAGE0        0x0200
  104 #define PMDV_2NDSTORAGE1        0x0201
  105 #define PMDV_2NDSTORAGE2        0x0202
  106 #define PMDV_2NDSTORAGE3        0x0203
  107 #define PMDV_PARALLEL0          0x0300
  108 #define PMDV_PARALLEL1          0x0301
  109 #define PMDV_SERIAL0            0x0400
  110 #define PMDV_SERIAL1            0x0401
  111 #define PMDV_SERIAL2            0x0402
  112 #define PMDV_SERIAL3            0x0403
  113 #define PMDV_SERIAL4            0x0404
  114 #define PMDV_SERIAL5            0x0405
  115 #define PMDV_SERIAL6            0x0406
  116 #define PMDV_SERIAL7            0x0407
  117 #define PMDV_NET0               0x0500
  118 #define PMDV_NET1               0x0501
  119 #define PMDV_NET2               0x0502
  120 #define PMDV_NET3               0x0503
  121 #define PMDV_PCMCIA0            0x0600
  122 #define PMDV_PCMCIA1            0x0601
  123 #define PMDV_PCMCIA2            0x0602
  124 #define PMDV_PCMCIA3            0x0603
  125 /* 0x0700 - 0xdfff      Reserved                        */
  126 /* 0xe000 - 0xefff      OEM-defined power device IDs    */
  127 /* 0xf000 - 0xffff      Reserved                        */
  128 
  129 /* Power state */
  130 #define PMST_APMENABLED         0x0000
  131 #define PMST_STANDBY            0x0001
  132 #define PMST_SUSPEND            0x0002
  133 #define PMST_OFF                0x0003
  134 #define PMST_LASTREQNOTIFY      0x0004
  135 #define PMST_LASTREQREJECT      0x0005
  136 /* 0x0006 - 0x001f      Reserved system states          */
  137 /* 0x0020 - 0x003f      OEM-defined system states       */
  138 /* 0x0040 - 0x007f      OEM-defined device states       */
  139 /* 0x0080 - 0xffff      Reserved device states          */
  140 
  141 #if !defined(ASSEMBLER) && !defined(INITIALIZER)
  142 
  143 /* C definitions */
  144 struct apmhook {
  145         struct apmhook  *ah_next;
  146         int             (*ah_fun) __P((void *ah_arg));
  147         void            *ah_arg;
  148         const char      *ah_name;
  149         int             ah_order;
  150 };
  151 #define APM_HOOK_NONE           (-1)
  152 #define APM_HOOK_SUSPEND        0
  153 #define APM_HOOK_RESUME         1
  154 #define NAPM_HOOK               2
  155 
  156 #ifdef KERNEL
  157 
  158 void apm_suspend(int state);
  159 struct apmhook *apm_hook_establish (int apmh, struct apmhook *);
  160 void apm_hook_disestablish (int apmh, struct apmhook *);
  161 void apm_cpu_idle(void);
  162 void apm_cpu_busy(void);
  163 
  164 #endif /* KERNEL */
  165 
  166 #endif /* !ASSEMBLER && !INITIALIZER */
  167 
  168 #define APM_MIN_ORDER           0x00
  169 #define APM_MID_ORDER           0x80
  170 #define APM_MAX_ORDER           0xff
  171 
  172 /* power management event code */
  173 #define PMEV_NOEVENT            0x0000
  174 #define PMEV_STANDBYREQ         0x0001
  175 #define PMEV_SUSPENDREQ         0x0002
  176 #define PMEV_NORMRESUME         0x0003
  177 #define PMEV_CRITRESUME         0x0004
  178 #define PMEV_BATTERYLOW         0x0005
  179 #define PMEV_POWERSTATECHANGE   0x0006
  180 #define PMEV_UPDATETIME         0x0007
  181 #define PMEV_CRITSUSPEND        0x0008
  182 #define PMEV_USERSTANDBYREQ     0x0009
  183 #define PMEV_USERSUSPENDREQ     0x000a
  184 #define PMEV_STANDBYRESUME      0x000b
  185 #define PMEV_CAPABILITIESCHANGE 0x000c
  186 /* 0x000d - 0x00ff      Reserved system events  */
  187 /* 0x0100 - 0x01ff      Reserved device events  */
  188 /* 0x0200 - 0x02ff      OEM-defined APM events  */
  189 /* 0x0300 - 0xffff      Reserved                */
  190 #define PMEV_DEFAULT            0xffffffff      /* used for customization */
  191 
  192 #if !defined(ASSEMBLER) && !defined(INITIALIZER)
  193 
  194 /*
  195  * Old apm_info structure, returned by the APMIO_GETINFO_OLD ioctl.  This
  196  * is for backward compatibility with old executables.
  197  */
  198 typedef struct apm_info_old {
  199         u_int   ai_major;       /* APM major version */
  200         u_int   ai_minor;       /* APM minor version */
  201         u_int   ai_acline;      /* AC line status */
  202         u_int   ai_batt_stat;   /* Battery status */
  203         u_int   ai_batt_life;   /* Remaining battery life */
  204         u_int   ai_status;      /* Status of APM support (enabled/disabled) */
  205 } *apm_info_old_t;
  206 
  207 /*
  208  * Structure returned by the APMIO_GETINFO ioctl.
  209  *
  210  * In the comments below, the parenthesized numbers indicate the minimum
  211  * value of ai_infoversion for which each field is valid.
  212  */
  213 typedef struct apm_info {
  214         u_int   ai_infoversion; /* Indicates which fields are valid */
  215         u_int   ai_major;       /* APM major version (0) */
  216         u_int   ai_minor;       /* APM minor version (0) */
  217         u_int   ai_acline;      /* AC line status (0) */
  218         u_int   ai_batt_stat;   /* Battery status (0) */
  219         u_int   ai_batt_life;   /* Remaining battery life in percent (0) */
  220         int     ai_batt_time;   /* Remaining battery time in seconds (0) */
  221         u_int   ai_status;      /* True if enabled (0) */
  222         u_int   ai_batteries;   /* Number of batteries (1) */
  223         u_int   ai_capabilities;/* APM Capabilities (1) */
  224         u_int   ai_spare[6];    /* For future expansion */
  225 } *apm_info_t;
  226 
  227 struct apm_bios_arg {
  228         u_long eax;
  229         u_long ebx;
  230         u_long ecx;
  231         u_long edx;
  232         u_long esi;
  233         u_long edi;
  234 };
  235 
  236 struct apm_event_info { 
  237         u_int type;  
  238         u_int index;
  239         u_int spare[8];
  240 };
  241 
  242 #define APMIO_SUSPEND           _IO('P', 1)
  243 #define APMIO_GETINFO_OLD       _IOR('P', 2, struct apm_info_old)
  244 #define APMIO_ENABLE            _IO('P', 5)
  245 #define APMIO_DISABLE           _IO('P', 6)
  246 #define APMIO_HALTCPU           _IO('P', 7)
  247 #define APMIO_NOTHALTCPU        _IO('P', 8)
  248 #define APMIO_DISPLAY           _IOW('P', 9, int)
  249 #define APMIO_BIOS              _IOWR('P', 10, struct apm_bios_arg)
  250 #define APMIO_GETINFO           _IOR('P', 11, struct apm_info)
  251 #define APMIO_STANDBY           _IO('P', 12)
  252 /* for /dev/apmctl */
  253 #define APMIO_NEXTEVENT         _IOR('A', 100, struct apm_event_info)
  254 #define APMIO_REJECTLASTREQ     _IO('P', 101)
  255 
  256 #endif /* !ASSEMBLER && !INITIALIZER */
  257 
  258 #endif /* !_MACHINE_APM_BIOS_H_ */

Cache object: 100b897e20cdf79e9e25ba200eec7471


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