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Diffstat (limited to 'sys/arch/i386/include/apmvar.h')
| -rw-r--r-- | sys/arch/i386/include/apmvar.h | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/sys/arch/i386/include/apmvar.h b/sys/arch/i386/include/apmvar.h new file mode 100644 index 00000000000..75dfd2c155d --- /dev/null +++ b/sys/arch/i386/include/apmvar.h @@ -0,0 +1,263 @@ +/* $NetBSD$ */ +/* + * 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_APM_H__ +#define __I386_APM_H__ + +/* Advanced Power Management (v1.0 and v1.1 specification) + * functions/defines/etc. + */ +#define APM_BIOS_FNCODE (0x53) +#define APM_SYSTEM_BIOS (0x15) +#define APM_BIOS_FN(x) ((APM_BIOS_FNCODE<<8)|(x)) +/* + * APM info word from boot loader + */ +#define APM_MAJOR_VERS(info) (((info)&0xff00)>>8) +#define APM_MINOR_VERS(info) ((info)&0xff) +#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 + +#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_INSTALLATION_CHECK 0x00 /* int15 only */ +#define APM_REALMODE_CONNECT 0x01 /* int15 only */ +#define APM_16BIT_CONNECT 0x02 /* int15 only */ +#define APM_32BIT_CONNECT 0x03 /* int15 only */ +#define APM_DISCONNECT 0x04 /* %bx = APM_DEV_APM_BIOS */ +#define APM_CPU_IDLE 0x05 +#define APM_CPU_BUSY 0x06 +#define APM_SET_PWR_STATE 0x07 +#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 + +/* 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 0x08 +#define APM_MGT_ALL 0xffff /* %bx */ +#define APM_MGT_DISABLE 0x0 /* %cx */ +#define APM_MGT_ENABLE 0x1 + +#define APM_SYSTEM_DEFAULTS 0x09 +#define APM_DEFAULTS_ALL 0xffff /* %bx */ + +#define APM_POWER_STATUS 0x0a +#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 % */ +#define BATT_REMAINING(regp) (((regp)->dx & 0x8000) ? \ + ((regp)->dx & 0x7fff)*60 : \ + ((regp)->dx & 0x7fff)) +#define BATT_REM_VALID(regp) (((regp)->dx & 0xffff) != 0xffff) +#define APM_GET_PM_EVENT 0x0b +#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 + +#define APM_GET_POWER_STATE 0x0c +#define APM_DEVICE_MGMT_ENABLE 0x0d + +#define APM_DRIVER_VERSION 0x0e +/* %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 0x0F +#define APM_MGT_DISENGAGE 0x0 /* %cx */ +#define APM_MGT_ENGAGE 0x1 + +#define APM_OEM 0x80 + +#ifdef _LOCORE +/* + * 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) + */ + +/* Error code of APM initializer */ +#define APMINI_CANTFIND 0xffffffff +#define APMINI_NOT32BIT 0xfffffffe +#define APMINI_CONNECTERR 0xfffffffd + +#define SIZEOF_GDTE 8 +#define BOOTSTRAP_GDT_NUM 9 /* see i386/boot/table.c */ + +#define APM_INIT_CS_INDEX (BOOTSTRAP_GDT_NUM - 3) +#define APM_INIT_DS_INDEX (BOOTSTRAP_GDT_NUM - 2) +#define APM_INIT_CS16_INDEX (BOOTSTRAP_GDT_NUM - 1) +#define APM_INIT_CS_SEL (APM_INIT_CS_INDEX << 3) +#define APM_INIT_DS_SEL (APM_INIT_DS_INDEX << 3) +#define APM_INIT_CS16_SEL (APM_INIT_CS16_INDEX << 3) + +#define CS32_ATTRIB 0xCF9e +#define CS16_ATTRIB 0x0F9e +#define DS32_ATTRIB 0xCF92 + +#define BOOTSTRAP_DS_SEL 0x10 +/* APM initializer physical address */ +#define APM_OURADDR 0x00080000 +#define APM_RELOC(x) ((x) - _apm_init_image) + +#else /* !_LOCORE */ + +/* filled in by apmcall */ +struct apmregs { + u_short ax; + u_short bx; + u_short cx; + u_short dx; +}; + +struct apm_connect_info { + u_int apm_code32_seg_base; /* real-mode style segment selector */ + u_int apm_code16_seg_base; + u_int apm_data_seg_base; + u_int apm_entrypt; + u_short apm_segsel; /* segment selector for APM */ + u_short _pad1; + u_int apm_code32_seg_len; + u_int apm_data_seg_len; + u_int apm_detail; +}; + +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 */ + +struct apm_attach_args { + char *aaa_busname; +}; + +#ifdef _KERNEL +extern struct apm_connect_info apminfo; /* in locore */ +extern int apmpresent; +extern int apmcall __P((int function, struct apmregs *regs)); +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 /* _LOCORE */ +#endif /* __i386_apm_h__ */ |