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/* $OpenBSD: apmvar.h,v 1.7 1998/07/27 23:24:10 marc Exp $ */
/*
* Copyright (c) 1995 John T. Kohl
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef _I386_APMVAR_H_
#define _I386_APMVAR_H_
#include <sys/ioccom.h>
/* Advanced Power Management (v1.0 and v1.1 specification)
* functions/defines/etc.
*/
/*
* APM info word from boot loader
*/
#define APM_16BIT_SUPPORTED 0x00010000
#define APM_32BIT_SUPPORTED 0x00020000
#define APM_IDLE_SLOWS 0x00040000
#define APM_BIOS_PM_DISABLED 0x00080000
#define APM_BIOS_PM_DISENGAGED 0x00100000
/* APM error codes */
#define APM_ERR_CODE(regs) (((regs)->ax & 0xff00) >> 8)
#define APM_ERR_PM_DISABLED 0x01
#define APM_ERR_REALALREADY 0x02
#define APM_ERR_NOTCONN 0x03
#define APM_ERR_16ALREADY 0x05
#define APM_ERR_16NOTSUPP 0x06
#define APM_ERR_32ALREADY 0x07
#define APM_ERR_32NOTSUPP 0x08
#define APM_ERR_UNRECOG_DEV 0x09
#define APM_ERR_ERANGE 0x0A
#define APM_ERR_NOTENGAGED 0x0B
#define APM_ERR_UNABLE 0x60
#define APM_ERR_NOEVENTS 0x80
#define APM_ERR_NOT_PRESENT 0x86
#define APM_DEV_APM_BIOS 0x0000
#define APM_DEV_ALLDEVS 0x0001
/* device classes are high byte; device IDs go in low byte */
#define APM_DEV_DISPLAY(x) (0x0100|((x)&0xff))
#define APM_DEV_DISK(x) (0x0200|((x)&0xff))
#define APM_DEV_PARALLEL(x) (0x0300|((x)&0xff))
#define APM_DEV_SERIAL(x) (0x0400|((x)&0xff))
#define APM_DEV_NETWORK(x) (0x0500|((x)&0xff))
#define APM_DEV_PCMCIA(x) (0x0600|((x)&0xff))
#define APM_DEV_ALLUNITS 0xff
#define APM_INSTCHECK 0x5300 /* int15 only */
#define APM_16BIT_SUPPORT 0x01
#define APM_32BIT_SUPPORT 0x02
#define APM_CPUIDLE_SLOW 0x04
#define APM_DISABLED 0x08
#define APM_DISENGAGED 0x10
#define APM_REAL_CONNECT 0x5301 /* int15 only */
#define APM_PROT16_CONNECT 0x5302 /* int15 only */
#define APM_PROT32_CONNECT 0x5303 /* int15 only */
#define APM_DISCONNECT 0x5304 /* %bx = APM_DEV_APM_BIOS */
#define APM_CPU_IDLE 0x5305
#define APM_CPU_BUSY 0x5306
#define APM_SET_PWR_STATE 0x5307
#define APM_SYS_READY 0x0000 /* %cx */
#define APM_SYS_STANDBY 0x0001
#define APM_SYS_SUSPEND 0x0002
#define APM_SYS_OFF 0x0003
#define APM_LASTREQ_INPROG 0x0004
#define APM_LASTREQ_REJECTED 0x0005
/* 0x0006 - 0x001f Reserved system states */
/* 0x0020 - 0x003f OEM-defined system states */
/* 0x0040 - 0x007f OEM-defined device states */
/* 0x0080 - 0xffff Reserved device states */
/* system standby is device ID (%bx) 0x0001, APM_SYS_STANDBY */
/* system suspend is device ID (%bx) 0x0001, APM_SYS_SUSPEND */
#define APM_PWR_MGT_ENABLE 0x5308
#define APM_MGT_ALL 0xffff /* %bx */
#define APM_MGT_DISABLE 0x0 /* %cx */
#define APM_MGT_ENABLE 0x1
#define APM_SYSTEM_DEFAULTS 0x5309
#define APM_DEFAULTS_ALL 0xffff /* %bx */
#define APM_POWER_STATUS 0x530a
#define APM_AC_OFF 0x00
#define APM_AC_ON 0x01
#define APM_AC_BACKUP 0x02
#define APM_AC_UNKNOWN 0xff
#define APM_BATT_HIGH 0x00
#define APM_BATT_LOW 0x01
#define APM_BATT_CRITICAL 0x02
#define APM_BATT_CHARGING 0x03
#define APM_BATT_UNKNOWN 0xff
#define APM_BATT_FLAG_HIGH 0x01
#define APM_BATT_FLAG_LOW 0x02
#define APM_BATT_FLAG_CRITICAL 0x04
#define APM_BATT_FLAG_CHARGING 0x08
#define APM_BATT_FLAG_NOBATTERY 0x80
#define APM_BATT_LIFE_UNKNOWN 0xff
#define BATT_STATE(regp) ((regp)->bx & 0xff)
#define BATT_FLAGS(regp) (((regp)->cx & 0xff00) >> 8)
#define AC_STATE(regp) (((regp)->bx & 0xff00) >> 8)
#define BATT_LIFE(regp) ((regp)->cx & 0xff) /* in % */
/* Return time in minutes. According to the APM 1.2 spec:
DX = Remaining battery life -- time units
Bit 15 = 0 Time units are seconds
= 1 Time units are minutes
Bits 14-0 = Number of seconds or minutes */
#define BATT_REMAINING(regp) (((regp)->dx & 0x8000) ? \
((regp)->dx & 0x7fff) : \
((regp)->dx & 0x7fff)/60)
#define BATT_REM_VALID(regp) (((regp)->dx & 0xffff) != 0xffff)
#define APM_GET_PM_EVENT 0x530b
#define APM_NOEVENT 0x0000
#define APM_STANDBY_REQ 0x0001 /* %bx on return */
#define APM_SUSPEND_REQ 0x0002
#define APM_NORMAL_RESUME 0x0003
#define APM_CRIT_RESUME 0x0004 /* suspend/resume happened
without us */
#define APM_BATTERY_LOW 0x0005
#define APM_POWER_CHANGE 0x0006
#define APM_UPDATE_TIME 0x0007
#define APM_CRIT_SUSPEND_REQ 0x0008
#define APM_USER_STANDBY_REQ 0x0009
#define APM_USER_SUSPEND_REQ 0x000A
#define APM_SYS_STANDBY_RESUME 0x000B
/* 0x000c - 0x00ff Reserved system events */
/* 0x0100 - 0x01ff Reserved device events */
/* 0x0200 - 0x02ff OEM-defined APM events */
/* 0x0300 - 0xffff Reserved */
#define APM_DEFEVENT 0xffffffff /* for customization */
#define APM_GET_POWER_STATE 0x530c
#define APM_DEVICE_MGMT_ENABLE 0x530d
#define APM_DRIVER_VERSION 0x530e
/* %bx should be DEV value (APM_DEV_APM_BIOS)
%ch = driver major vno
%cl = driver minor vno
return: %ah = conn major; %al = conn minor
*/
#define APM_CONN_MINOR(regp) ((regp)->ax & 0xff)
#define APM_CONN_MAJOR(regp) (((regp)->ax & 0xff00) >> 8)
#define APM_PWR_MGT_ENGAGE 0x530F
#define APM_MGT_DISENGAGE 0x0 /* %cx */
#define APM_MGT_ENGAGE 0x1
#define APM_OEM 0x5380
/*
* LP (Laptop Package)
*
* Copyright (C) 1994 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.
*
* Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
*/
struct apm_event_info {
u_int type;
u_int index;
u_int spare[8];
};
#define APM_BATTERY_ABSENT 4
struct apm_power_info {
u_char battery_state;
u_char ac_state;
u_char battery_life;
u_char spare1;
u_int minutes_left; /* estimate */
u_int spare2[6];
};
struct apm_ctl {
u_int dev;
u_int mode;
};
#define APM_IOC_REJECT _IOW('A', 0, struct apm_event_info) /* reject request # */
#define APM_IOC_STANDBY _IO('A', 1) /* put system into standby */
#define APM_IOC_SUSPEND _IO('A', 2) /* put system into suspend */
#define APM_IOC_GETPOWER _IOR('A', 3, struct apm_power_info) /* fetch battery state */
#define APM_IOC_NEXTEVENT _IOR('A', 4, struct apm_event_info) /* fetch event */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_PRN_CTL _IOW('A', 6, int ) /* driver power status msg */
#define APM_PRINT_ON 0 /* driver power status displayed */
#define APM_PRINT_OFF 1 /* driver power status not displayed */
#define APM_PRINT_PCT 2 /* driver power status only displayed
if the percentage changes */
#ifdef _KERNEL
extern void apm_cpu_busy __P((void));
extern void apm_cpu_idle __P((void));
extern void apminit __P((void));
int apm_set_powstate __P((u_int devid, u_int powstate));
#endif /* _KERNEL */
#endif /* _I386_APMVAR_H_ */
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