sys/platform/pc64/include/apm_bios.h

   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: src/sys/i386/include/apm_bios.h,v 1.27.2.2 2002/04/12 16:47:00 bmah Exp $
  16  * $DragonFly: src/sys/platform/pc32/include/apm_bios.h,v 1.5 2006/05/20 02:42:06 dillon Exp $
  17  */
  18
  19 #ifndef _MACHINE_APM_BIOS_H_
  20 #define _MACHINE_APM_BIOS_H_
  21
  22 #ifndef _SYS_TYPES_H_
  23 #include <sys/types.h>
  24 #endif
  25 #ifndef _SYS_IOCCOM_H_
  26 #include <sys/ioccom.h>
  27 #endif
  28
  29 /* BIOS id */
  30 #define APM_BIOS                0x53
  31 #define APM_INT                 0x15
  32
  33 /* APM flags */
  34 #define APM_16BIT_SUPPORT       0x01
  35 #define APM_32BIT_SUPPORT       0x02
  36 #define APM_CPUIDLE_SLOW        0x04
  37 #define APM_DISABLED            0x08
  38 #define APM_DISENGAGED          0x10
  39
  40 /* APM initializer physical address */
  41 #define APM_OURADDR             0x00080000
  42
  43 /* APM functions */
  44 #define APM_INSTCHECK           0x00
  45 #define APM_REALCONNECT         0x01
  46 #define APM_PROT16CONNECT       0x02
  47 #define APM_PROT32CONNECT       0x03
  48 #define APM_DISCONNECT          0x04
  49 #define APM_CPUIDLE             0x05
  50 #define APM_CPUBUSY             0x06
  51 #define APM_SETPWSTATE          0x07
  52 #define APM_ENABLEDISABLEPM     0x08
  53 #define APM_RESTOREDEFAULT      0x09
  54 #define APM_GETPWSTATUS         0x0a
  55 #define APM_GETPMEVENT          0x0b
  56 #define APM_GETPWSTATE          0x0c
  57 #define APM_ENABLEDISABLEDPM    0x0d
  58 #define APM_DRVVERSION          0x0e
  59 #define APM_ENGAGEDISENGAGEPM   0x0f
  60 #define APM_GETCAPABILITIES     0x10
  61 #define APM_RESUMETIMER         0x11
  62 #define APM_RESUMEONRING        0x12
  63 #define APM_TIMERREQUESTS       0x13
  64 #define APM_OEMFUNC             0x80
  65
  66 /* error code */
  67 #define APME_OK                 0x00
  68 #define APME_PMDISABLED         0x01
  69 #define APME_REALESTABLISHED    0x02
  70 #define APME_NOTCONNECTED       0x03
  71 #define APME_PROT16ESTABLISHED  0x05
  72 #define APME_PROT16NOTSUPPORTED 0x06
  73 #define APME_PROT32ESTABLISHED  0x07
  74 #define APME_PROT32NOTDUPPORTED 0x08
  75 #define APME_UNKNOWNDEVICEID    0x09
  76 #define APME_OUTOFRANGE         0x0a
  77 #define APME_NOTENGAGED         0x0b
  78 #define APME_CANTENTERSTATE     0x60
  79 #define APME_NOPMEVENT          0x80
  80 #define APME_NOAPMPRESENT       0x86
  81
  82
  83 /* device code */
  84 #define PMDV_APMBIOS            0x0000
  85 #define PMDV_ALLDEV             0x0001
  86 #define PMDV_DISP0              0x0100
  87 #define PMDV_DISP1              0x0101
  88 #define PMDV_DISPALL            0x01ff
  89 #define PMDV_2NDSTORAGE0        0x0200
  90 #define PMDV_2NDSTORAGE1        0x0201
  91 #define PMDV_2NDSTORAGE2        0x0202
  92 #define PMDV_2NDSTORAGE3        0x0203
  93 #define PMDV_PARALLEL0          0x0300
  94 #define PMDV_PARALLEL1          0x0301
  95 #define PMDV_SERIAL0            0x0400
  96 #define PMDV_SERIAL1            0x0401
  97 #define PMDV_SERIAL2            0x0402
  98 #define PMDV_SERIAL3            0x0403
  99 #define PMDV_SERIAL4            0x0404
 100 #define PMDV_SERIAL5            0x0405
 101 #define PMDV_SERIAL6            0x0406
 102 #define PMDV_SERIAL7            0x0407
 103 #define PMDV_NET0               0x0500
 104 #define PMDV_NET1               0x0501
 105 #define PMDV_NET2               0x0502
 106 #define PMDV_NET3               0x0503
 107 #define PMDV_PCMCIA0            0x0600
 108 #define PMDV_PCMCIA1            0x0601
 109 #define PMDV_PCMCIA2            0x0602
 110 #define PMDV_PCMCIA3            0x0603
 111 /* 0x0700 - 0x7fff      Reserved                        */
 112 #define PMDV_BATT_BASE          0x8000
 113 #define PMDV_BATT0              0x8001
 114 #define PMDV_BATT1              0x8002
 115 #define PMDV_BATT_ALL           0x80ff
 116 /* 0x8100 - 0xdfff      Reserved                        */
 117 /* 0xe000 - 0xefff      OEM-defined power device IDs    */
 118 /* 0xf000 - 0xffff      Reserved                        */
 119
 120 /* Power state */
 121 #define PMST_APMENABLED         0x0000
 122 #define PMST_STANDBY            0x0001
 123 #define PMST_SUSPEND            0x0002
 124 #define PMST_OFF                0x0003
 125 #define PMST_LASTREQNOTIFY      0x0004
 126 #define PMST_LASTREQREJECT      0x0005
 127 /* 0x0006 - 0x001f      Reserved system states          */
 128 /* 0x0020 - 0x003f      OEM-defined system states       */
 129 /* 0x0040 - 0x007f      OEM-defined device states       */
 130 /* 0x0080 - 0xffff      Reserved device states          */
 131
 132 #if !defined(ASSEMBLER) && !defined(INITIALIZER)
 133
 134 /* C definitions */
 135 struct apmhook {
 136         struct apmhook  *ah_next;
 137         int             (*ah_fun) (void *ah_arg);
 138         void            *ah_arg;
 139         const char      *ah_name;
 140         int             ah_order;
 141 };
 142 #define APM_HOOK_NONE           (-1)
 143 #define APM_HOOK_SUSPEND        0
 144 #define APM_HOOK_RESUME         1
 145 #define NAPM_HOOK               2
 146
 147 #ifdef _KERNEL
 148
 149 void apm_suspend(int state);
 150 struct apmhook *apm_hook_establish (int apmh, struct apmhook *);
 151 void apm_hook_disestablish (int apmh, struct apmhook *);
 152 void apm_cpu_idle(void);
 153 void apm_cpu_busy(void);
 154
 155 #endif
 156
 157 #endif /* !ASSEMBLER && !INITIALIZER */
 158
 159 #define APM_MIN_ORDER           0x00
 160 #define APM_MID_ORDER           0x80
 161 #define APM_MAX_ORDER           0xff
 162
 163 /* power management event code */
 164 #define PMEV_NOEVENT            0x0000
 165 #define PMEV_STANDBYREQ         0x0001
 166 #define PMEV_SUSPENDREQ         0x0002
 167 #define PMEV_NORMRESUME         0x0003
 168 #define PMEV_CRITRESUME         0x0004
 169 #define PMEV_BATTERYLOW         0x0005
 170 #define PMEV_POWERSTATECHANGE   0x0006
 171 #define PMEV_UPDATETIME         0x0007
 172 #define PMEV_CRITSUSPEND        0x0008
 173 #define PMEV_USERSTANDBYREQ     0x0009
 174 #define PMEV_USERSUSPENDREQ     0x000a
 175 #define PMEV_STANDBYRESUME      0x000b
 176 #define PMEV_CAPABILITIESCHANGE 0x000c
 177 /* 0x000d - 0x00ff      Reserved system events  */
 178 /* 0x0100 - 0x01ff      Reserved device events  */
 179 /* 0x0200 - 0x02ff      OEM-defined APM events  */
 180 /* 0x0300 - 0xffff      Reserved                */
 181 #define PMEV_DEFAULT            0xffffffff      /* used for customization */
 182
 183 #if !defined(ASSEMBLER) && !defined(INITIALIZER)
 184
 185 /*
 186  * Old apm_info structure, returned by the APMIO_GETINFO_OLD ioctl.  This
 187  * is for backward compatibility with old executables.
 188  */
 189 typedef struct apm_info_old {
 190         u_int   ai_major;       /* APM major version */
 191         u_int   ai_minor;       /* APM minor version */
 192         u_int   ai_acline;      /* AC line status */
 193         u_int   ai_batt_stat;   /* Battery status */
 194         u_int   ai_batt_life;   /* Remaining battery life */
 195         u_int   ai_status;      /* Status of APM support (enabled/disabled) */
 196 } *apm_info_old_t;
 197
 198 /*
 199  * Structure returned by the APMIO_GETINFO ioctl.
 200  *
 201  * In the comments below, the parenthesized numbers indicate the minimum
 202  * value of ai_infoversion for which each field is valid.
 203  */
 204 typedef struct apm_info {
 205         u_int   ai_infoversion; /* Indicates which fields are valid */
 206         u_int   ai_major;       /* APM major version (0) */
 207         u_int   ai_minor;       /* APM minor version (0) */
 208         u_int   ai_acline;      /* AC line status (0) */
 209         u_int   ai_batt_stat;   /* Battery status (0) */
 210         u_int   ai_batt_life;   /* Remaining battery life in percent (0) */
 211         int     ai_batt_time;   /* Remaining battery time in seconds (0) */
 212         u_int   ai_status;      /* True if enabled (0) */
 213         u_int   ai_batteries;   /* Number of batteries (1) */
 214         u_int   ai_capabilities;/* APM Capabilities (1) */
 215         u_int   ai_spare[6];    /* For future expansion */
 216 } *apm_info_t;
 217
 218 /* Battery flag */
 219 #define APM_BATT_HIGH           0x01
 220 #define APM_BATT_LOW            0x02
 221 #define APM_BATT_CRITICAL       0x04
 222 #define APM_BATT_CHARGING       0x08
 223 #define APM_BATT_NOT_PRESENT    0x10
 224 #define APM_BATT_NO_SYSTEM      0x80
 225
 226 typedef struct apm_pwstatus {
 227         u_int   ap_device;      /* Device code of battery */
 228         u_int   ap_acline;      /* AC line status (0) */
 229         u_int   ap_batt_stat;   /* Battery status (0) */
 230         u_int   ap_batt_flag;   /* Battery flag (0) */
 231         u_int   ap_batt_life;   /* Remaining battery life in percent (0) */
 232         int     ap_batt_time;   /* Remaining battery time in seconds (0) */
 233 } *apm_pwstatus_t;
 234
 235 struct apm_bios_arg {
 236         u_long eax;
 237         u_long ebx;
 238         u_long ecx;
 239         u_long edx;
 240         u_long esi;
 241         u_long edi;
 242 };
 243
 244 struct apm_event_info {
 245         u_int type;
 246         u_int index;
 247         u_int spare[8];
 248 };
 249
 250 #define APMIO_SUSPEND           _IO('P', 1)
 251 #define APMIO_GETINFO_OLD       _IOR('P', 2, struct apm_info_old)
 252 #define APMIO_ENABLE            _IO('P', 5)
 253 #define APMIO_DISABLE           _IO('P', 6)
 254 #define APMIO_HALTCPU           _IO('P', 7)
 255 #define APMIO_NOTHALTCPU        _IO('P', 8)
 256 #define APMIO_DISPLAY           _IOW('P', 9, int)
 257 #define APMIO_BIOS              _IOWR('P', 10, struct apm_bios_arg)
 258 #define APMIO_GETINFO           _IOR('P', 11, struct apm_info)
 259 #define APMIO_STANDBY           _IO('P', 12)
 260 #define APMIO_GETPWSTATUS       _IOWR('P', 13, struct apm_pwstatus)
 261 /* for /dev/apmctl */
 262 #define APMIO_NEXTEVENT         _IOR('A', 100, struct apm_event_info)
 263 #define APMIO_REJECTLASTREQ     _IO('P', 101)
 264
 265 #endif /* !ASSEMBLER && !INITIALIZER */
 266
 267 #endif /* !_MACHINE_APM_BIOS_H_ */