1#ifndef _LINUX_APM_H 2#define _LINUX_APM_H 3 4/* 5 * Include file for the interface to an APM BIOS 6 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au) 7 * 8 * This program is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by the 10 * Free Software Foundation; either version 2, or (at your option) any 11 * later version. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 */ 18 19#include <linux/types.h> 20 21typedef unsigned short apm_event_t; 22typedef unsigned short apm_eventinfo_t; 23 24struct apm_bios_info { 25 __u16 version; 26 __u16 cseg; 27 __u32 offset; 28 __u16 cseg_16; 29 __u16 dseg; 30 __u16 flags; 31 __u16 cseg_len; 32 __u16 cseg_16_len; 33 __u16 dseg_len; 34}; 35 36 37/* 38 * Power states 39 */ 40#define APM_STATE_READY 0x0000 41#define APM_STATE_STANDBY 0x0001 42#define APM_STATE_SUSPEND 0x0002 43#define APM_STATE_OFF 0x0003 44#define APM_STATE_BUSY 0x0004 45#define APM_STATE_REJECT 0x0005 46#define APM_STATE_OEM_SYS 0x0020 47#define APM_STATE_OEM_DEV 0x0040 48 49#define APM_STATE_DISABLE 0x0000 50#define APM_STATE_ENABLE 0x0001 51 52#define APM_STATE_DISENGAGE 0x0000 53#define APM_STATE_ENGAGE 0x0001 54 55/* 56 * Events (results of Get PM Event) 57 */ 58#define APM_SYS_STANDBY 0x0001 59#define APM_SYS_SUSPEND 0x0002 60#define APM_NORMAL_RESUME 0x0003 61#define APM_CRITICAL_RESUME 0x0004 62#define APM_LOW_BATTERY 0x0005 63#define APM_POWER_STATUS_CHANGE 0x0006 64#define APM_UPDATE_TIME 0x0007 65#define APM_CRITICAL_SUSPEND 0x0008 66#define APM_USER_STANDBY 0x0009 67#define APM_USER_SUSPEND 0x000a 68#define APM_STANDBY_RESUME 0x000b 69#define APM_CAPABILITY_CHANGE 0x000c 70 71/* 72 * Error codes 73 */ 74#define APM_SUCCESS 0x00 75#define APM_DISABLED 0x01 76#define APM_CONNECTED 0x02 77#define APM_NOT_CONNECTED 0x03 78#define APM_16_CONNECTED 0x05 79#define APM_16_UNSUPPORTED 0x06 80#define APM_32_CONNECTED 0x07 81#define APM_32_UNSUPPORTED 0x08 82#define APM_BAD_DEVICE 0x09 83#define APM_BAD_PARAM 0x0a 84#define APM_NOT_ENGAGED 0x0b 85#define APM_BAD_FUNCTION 0x0c 86#define APM_RESUME_DISABLED 0x0d 87#define APM_NO_ERROR 0x53 88#define APM_BAD_STATE 0x60 89#define APM_NO_EVENTS 0x80 90#define APM_NOT_PRESENT 0x86 91 92/* 93 * APM Device IDs 94 */ 95#define APM_DEVICE_BIOS 0x0000 96#define APM_DEVICE_ALL 0x0001 97#define APM_DEVICE_DISPLAY 0x0100 98#define APM_DEVICE_STORAGE 0x0200 99#define APM_DEVICE_PARALLEL 0x0300 100#define APM_DEVICE_SERIAL 0x0400 101#define APM_DEVICE_NETWORK 0x0500 102#define APM_DEVICE_PCMCIA 0x0600 103#define APM_DEVICE_BATTERY 0x8000 104#define APM_DEVICE_OEM 0xe000 105#define APM_DEVICE_OLD_ALL 0xffff 106#define APM_DEVICE_CLASS 0x00ff 107#define APM_DEVICE_MASK 0xff00 108 109 110/* 111 * Battery status 112 */ 113#define APM_MAX_BATTERIES 2 114 115/* 116 * APM defined capability bit flags 117 */ 118#define APM_CAP_GLOBAL_STANDBY 0x0001 119#define APM_CAP_GLOBAL_SUSPEND 0x0002 120#define APM_CAP_RESUME_STANDBY_TIMER 0x0004 /* Timer resume from standby */ 121#define APM_CAP_RESUME_SUSPEND_TIMER 0x0008 /* Timer resume from suspend */ 122#define APM_CAP_RESUME_STANDBY_RING 0x0010 /* Resume on Ring fr standby */ 123#define APM_CAP_RESUME_SUSPEND_RING 0x0020 /* Resume on Ring fr suspend */ 124#define APM_CAP_RESUME_STANDBY_PCMCIA 0x0040 /* Resume on PCMCIA Ring */ 125#define APM_CAP_RESUME_SUSPEND_PCMCIA 0x0080 /* Resume on PCMCIA Ring */ 126 127/* 128 * ioctl operations 129 */ 130#include <linux/ioctl.h> 131 132#define APM_IOC_STANDBY _IO('A', 1) 133#define APM_IOC_SUSPEND _IO('A', 2) 134 135#endif /* LINUX_APM_H */ 136