Annotation of sys/arch/i386/include/apmvar.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: apmvar.h,v 1.15 2002/03/14 01:26:33 millert Exp $ */
2:
3: /*
4: * Copyright (c) 1995 John T. Kohl
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. The name of the author may not be used to endorse or promote products
16: * derived from this software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
19: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
22: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
27: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28: * POSSIBILITY OF SUCH DAMAGE.
29: *
30: */
31: #ifndef _I386_APMVAR_H_
32: #define _I386_APMVAR_H_
33:
34: #include <sys/ioccom.h>
35:
36: /* Advanced Power Management (v1.0 and v1.1 specification)
37: * functions/defines/etc.
38: */
39:
40: #define APM_VERSION 0x0102
41:
42: /*
43: * APM info word from boot loader
44: */
45: #define APM_16BIT_SUPPORTED 0x00010000
46: #define APM_32BIT_SUPPORTED 0x00020000
47: #define APM_IDLE_SLOWS 0x00040000
48: #define APM_BIOS_PM_DISABLED 0x00080000
49: #define APM_BIOS_PM_DISENGAGED 0x00100000
50: #define APM_MAJOR(f) (((f) >> 8) & 0xff)
51: #define APM_MINOR(f) ((f) & 0xff)
52: #define APM_VERMASK 0x0000ffff
53: #define APM_NOCLI 0x00010000
54: #define APM_BEBATT 0x00020000
55:
56: /* APM error codes */
57: #define APM_ERR_CODE(regs) (((regs)->ax & 0xff00) >> 8)
58: #define APM_ERR_PM_DISABLED 0x01
59: #define APM_ERR_REALALREADY 0x02
60: #define APM_ERR_NOTCONN 0x03
61: #define APM_ERR_16ALREADY 0x05
62: #define APM_ERR_16NOTSUPP 0x06
63: #define APM_ERR_32ALREADY 0x07
64: #define APM_ERR_32NOTSUPP 0x08
65: #define APM_ERR_UNRECOG_DEV 0x09
66: #define APM_ERR_ERANGE 0x0A
67: #define APM_ERR_NOTENGAGED 0x0B
68: #define APM_ERR_EOPNOSUPP 0x0C
69: #define APM_ERR_RTIMER_DISABLED 0x0D
70: #define APM_ERR_UNABLE 0x60
71: #define APM_ERR_NOEVENTS 0x80
72: #define APM_ERR_NOT_PRESENT 0x86
73:
74: #define APM_DEV_APM_BIOS 0x0000
75: #define APM_DEV_ALLDEVS 0x0001
76: /* device classes are high byte; device IDs go in low byte */
77: #define APM_DEV_DISPLAY(x) (0x0100|((x)&0xff))
78: #define APM_DEV_DISK(x) (0x0200|((x)&0xff))
79: #define APM_DEV_PARALLEL(x) (0x0300|((x)&0xff))
80: #define APM_DEV_SERIAL(x) (0x0400|((x)&0xff))
81: #define APM_DEV_NETWORK(x) (0x0500|((x)&0xff))
82: #define APM_DEV_PCMCIA(x) (0x0600|((x)&0xff))
83: #define APM_DEV_BATTERIES(x) (0x8000|((x)&0xff))
84: #define APM_DEV_ALLUNITS 0xff
85: /* 0x8100-0xDFFF - reserved */
86: /* 0xE000-0xEFFF - OEM-defined */
87: /* 0xF000-0xFFFF - reserved */
88:
89: #define APM_INSTCHECK 0x5300 /* int15 only */
90: #define APM_16BIT_SUPPORT 0x01
91: #define APM_32BIT_SUPPORT 0x02
92: #define APM_CPUIDLE_SLOW 0x04
93: #define APM_DISABLED 0x08
94: #define APM_DISENGAGED 0x10
95:
96: #define APM_REAL_CONNECT 0x5301 /* int15 only */
97: #define APM_PROT16_CONNECT 0x5302 /* int15 only */
98: #define APM_PROT32_CONNECT 0x5303 /* int15 only */
99: #define APM_DISCONNECT 0x5304 /* %bx = APM_DEV_APM_BIOS */
100:
101: #define APM_CPU_IDLE 0x5305
102: #define APM_CPU_BUSY 0x5306
103:
104: #define APM_SET_PWR_STATE 0x5307
105: #define APM_SYS_READY 0x0000 /* %cx */
106: #define APM_SYS_STANDBY 0x0001
107: #define APM_SYS_SUSPEND 0x0002
108: #define APM_SYS_OFF 0x0003
109: #define APM_LASTREQ_INPROG 0x0004
110: #define APM_LASTREQ_REJECTED 0x0005
111: /* 0x0006 - 0x001f Reserved system states */
112: /* 0x0020 - 0x003f OEM-defined system states */
113: /* 0x0040 - 0x007f OEM-defined device states */
114: /* 0x0080 - 0xffff Reserved device states */
115:
116: /* system standby is device ID (%bx) 0x0001, APM_SYS_STANDBY */
117: /* system suspend is device ID (%bx) 0x0001, APM_SYS_SUSPEND */
118:
119: #define APM_PWR_MGT_ENABLE 0x5308
120: #define APM_MGT_ALL 0xffff /* %bx */
121: #define APM_MGT_DISABLE 0x0 /* %cx */
122: #define APM_MGT_ENABLE 0x1
123:
124: #define APM_SYSTEM_DEFAULTS 0x5309
125: #define APM_DEFAULTS_ALL 0xffff /* %bx */
126:
127: #define APM_POWER_STATUS 0x530a
128: #define APM_AC_OFF 0x00
129: #define APM_AC_ON 0x01
130: #define APM_AC_BACKUP 0x02
131: #define APM_AC_UNKNOWN 0xff
132: #define APM_BATT_HIGH 0x00
133: #define APM_BATT_LOW 0x01
134: #define APM_BATT_CRITICAL 0x02
135: #define APM_BATT_CHARGING 0x03
136: #define APM_BATT_UNKNOWN 0xff
137: #define APM_BATT_FLAG_HIGH 0x01
138: #define APM_BATT_FLAG_LOW 0x02
139: #define APM_BATT_FLAG_CRITICAL 0x04
140: #define APM_BATT_FLAG_CHARGING 0x08
141: #define APM_BATT_FLAG_NOBATTERY 0x10
142: #define APM_BATT_FLAG_NOSYSBATT 0x80
143: #define APM_BATT_LIFE_UNKNOWN 0xff
144: #define BATT_STATE(regp) ((regp)->bx & 0xff)
145: #define BATT_FLAGS(regp) (((regp)->cx & 0xff00) >> 8)
146: #define AC_STATE(regp) (((regp)->bx & 0xff00) >> 8)
147: #define BATT_LIFE(regp) ((regp)->cx & 0xff) /* in % */
148: /* Return time in minutes. According to the APM 1.2 spec:
149: DX = Remaining battery life -- time units
150: Bit 15 = 0 Time units are seconds
151: = 1 Time units are minutes
152: Bits 14-0 = Number of seconds or minutes */
153: #define BATT_REMAINING(regp) (((regp)->dx & 0x8000) ? \
154: ((regp)->dx & 0x7fff) : \
155: ((regp)->dx & 0x7fff)/60)
156: #define BATT_REM_VALID(regp) (((regp)->dx & 0xffff) != 0xffff)
157: #define BATT_COUNT(regp) ((regp)->si)
158:
159: #define APM_GET_PM_EVENT 0x530b
160: #define APM_NOEVENT 0x0000
161: #define APM_STANDBY_REQ 0x0001 /* %bx on return */
162: #define APM_SUSPEND_REQ 0x0002
163: #define APM_NORMAL_RESUME 0x0003
164: #define APM_CRIT_RESUME 0x0004 /* suspend/resume happened
165: without us */
166: #define APM_BATTERY_LOW 0x0005
167: #define APM_POWER_CHANGE 0x0006
168: #define APM_UPDATE_TIME 0x0007
169: #define APM_CRIT_SUSPEND_REQ 0x0008
170: #define APM_USER_STANDBY_REQ 0x0009
171: #define APM_USER_SUSPEND_REQ 0x000A
172: #define APM_SYS_STANDBY_RESUME 0x000B
173: #define APM_CAPABILITY_CHANGE 0x000C /* apm v1.2 */
174: /* 0x000d - 0x00ff Reserved system events */
175: /* 0x0100 - 0x01ff Reserved device events */
176: /* 0x0200 - 0x02ff OEM-defined APM events */
177: /* 0x0300 - 0xffff Reserved */
178: #define APM_EVENT_MASK 0xffff
179:
180: #define APM_EVENT_COMPOSE(t,i) ((((i) & 0x7fff) << 16)|((t) & APM_EVENT_MASK))
181: #define APM_EVENT_TYPE(e) ((e) & APM_EVENT_MASK)
182: #define APM_EVENT_INDEX(e) ((e) >> 16)
183:
184: #define APM_GET_POWER_STATE 0x530c
185: #define APM_DEVICE_MGMT_ENABLE 0x530d
186:
187: #define APM_DRIVER_VERSION 0x530e
188: /* %bx should be DEV value (APM_DEV_APM_BIOS)
189: %ch = driver major vno
190: %cl = driver minor vno
191: return: %ah = conn major; %al = conn minor
192: */
193: #define APM_CONN_MINOR(regp) ((regp)->ax & 0xff)
194: #define APM_CONN_MAJOR(regp) (((regp)->ax & 0xff00) >> 8)
195:
196: #define APM_PWR_MGT_ENGAGE 0x530F
197: #define APM_MGT_DISENGAGE 0x0 /* %cx */
198: #define APM_MGT_ENGAGE 0x1
199:
200: /* %bx - APM_DEV_APM_BIOS
201: * %bl - number of batteries
202: * %cx - capabilities
203: */
204: #define APM_GET_CAPABILITIES 0x5310
205: #define APM_NBATTERIES(regp) ((regp)->bx)
206: #define APM_GLOBAL_STANDBY 0x0001
207: #define APM_GLOBAL_SUSPEND 0x0002
208: #define APM_RTIMER_STANDBY 0x0004 /* resume time wakes up */
209: #define APM_RTIMER_SUSPEND 0x0008
210: #define APM_IRRING_STANDBY 0x0010 /* internal ring wakes up */
211: #define APM_IRRING_SUSPEND 0x0020
212: #define APM_PCCARD_STANDBY 0x0040 /* pccard wakes up */
213: #define APM_PCCARD_SUSPEND 0x0080
214:
215: /* %bx - APM_DEV_APM_BIOS
216: * %cl - function
217: * for %cl=2 (set resume timer)
218: * %ch - seconds in BCD
219: * %dh - hours in BCD
220: * %dl - minutes in BCD
221: * %si - month in BCD (high), day in BCD (low)
222: * %di - year in BCD
223: */
224: #define APM_RESUME_TIMER 0x5311
225: #define APM_RT_DISABLE 0x0
226: #define APM_RT_GET 0x1
227: #define APM_RT_SET 0x2
228:
229: /* %bx - APM_DEV_APM_BIOS
230: * %cx - function
231: */
232: #define APM_RESUME_ON_RING 0x5312
233: #define APM_ROR_DISABLE 0x0
234: #define APM_ROR_ENABLE 0x1
235: #define APM_ROR_STATUS 0x2
236:
237: /* %bx - APM_EDV_APM_BIOS
238: * %cx - function
239: */
240: #define APM_INACTIVITY_TIMER 0x5313
241: #define APM_IT_DISABLE 0x0
242: #define APM_IT_ENABLE 0x1
243: #define APM_IT_STATUS 0x2
244:
245: /* %bh - function */
246: #define APM_OEM 0x5380
247: #define APM_OEM_INSTCHECK 0x7f /* %bx - OEM ID */
248:
249: /*
250: * LP (Laptop Package)
251: *
252: * Copyright (C) 1994 by HOSOKAWA Tatsumi <hosokawa@mt.cs.keio.ac.jp>
253: *
254: * This software may be used, modified, copied, and distributed, in
255: * both source and binary form provided that the above copyright and
256: * these terms are retained. Under no circumstances is the author
257: * responsible for the proper functioning of this software, nor does
258: * the author assume any responsibility for damages incurred with its
259: * use.
260: *
261: * Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
262: */
263:
264: #define APM_BATTERY_ABSENT 4
265:
266: struct apm_power_info {
267: u_char battery_state;
268: u_char ac_state;
269: u_char battery_life;
270: u_char spare1;
271: u_int minutes_left; /* estimate */
272: u_int spare2[6];
273: };
274:
275: struct apm_ctl {
276: u_int dev;
277: u_int mode;
278: };
279:
280: #define APM_IOC_REJECT _IOW('A', 0, struct apm_event_info) /* reject request # */
281: #define APM_IOC_STANDBY _IO('A', 1) /* put system into standby */
282: #define APM_IOC_SUSPEND _IO('A', 2) /* put system into suspend */
283: #define APM_IOC_GETPOWER _IOR('A', 3, struct apm_power_info) /* fetch battery state */
284: #define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
285: #define APM_IOC_PRN_CTL _IOW('A', 6, int ) /* driver power status msg */
286: #define APM_PRINT_ON 0 /* driver power status displayed */
287: #define APM_PRINT_OFF 1 /* driver power status not displayed */
288: #define APM_PRINT_PCT 2 /* driver power status only displayed
289: if the percentage changes */
290:
291: #ifdef _KERNEL
292: extern void apm_cpu_busy(void);
293: extern void apm_cpu_idle(void);
294: extern void apminit(void);
295: int apm_set_powstate(u_int devid, u_int powstate);
296: int apm_kqfilter(dev_t dev, struct knote *kn);
297: #endif /* _KERNEL */
298:
299: #endif /* _I386_APMVAR_H_ */
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