apm_bios.h (3698B)
1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2/* 3 * Include file for the interface to an APM BIOS 4 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au) 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation; either version 2, or (at your option) any 9 * later version. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 */ 16#ifndef _UAPI_LINUX_APM_H 17#define _UAPI_LINUX_APM_H 18 19 20#include <linux/types.h> 21 22typedef unsigned short apm_event_t; 23typedef unsigned short apm_eventinfo_t; 24 25struct apm_bios_info { 26 __u16 version; 27 __u16 cseg; 28 __u32 offset; 29 __u16 cseg_16; 30 __u16 dseg; 31 __u16 flags; 32 __u16 cseg_len; 33 __u16 cseg_16_len; 34 __u16 dseg_len; 35}; 36 37 38/* 39 * Power states 40 */ 41#define APM_STATE_READY 0x0000 42#define APM_STATE_STANDBY 0x0001 43#define APM_STATE_SUSPEND 0x0002 44#define APM_STATE_OFF 0x0003 45#define APM_STATE_BUSY 0x0004 46#define APM_STATE_REJECT 0x0005 47#define APM_STATE_OEM_SYS 0x0020 48#define APM_STATE_OEM_DEV 0x0040 49 50#define APM_STATE_DISABLE 0x0000 51#define APM_STATE_ENABLE 0x0001 52 53#define APM_STATE_DISENGAGE 0x0000 54#define APM_STATE_ENGAGE 0x0001 55 56/* 57 * Events (results of Get PM Event) 58 */ 59#define APM_SYS_STANDBY 0x0001 60#define APM_SYS_SUSPEND 0x0002 61#define APM_NORMAL_RESUME 0x0003 62#define APM_CRITICAL_RESUME 0x0004 63#define APM_LOW_BATTERY 0x0005 64#define APM_POWER_STATUS_CHANGE 0x0006 65#define APM_UPDATE_TIME 0x0007 66#define APM_CRITICAL_SUSPEND 0x0008 67#define APM_USER_STANDBY 0x0009 68#define APM_USER_SUSPEND 0x000a 69#define APM_STANDBY_RESUME 0x000b 70#define APM_CAPABILITY_CHANGE 0x000c 71#define APM_USER_HIBERNATION 0x000d 72#define APM_HIBERNATION_RESUME 0x000e 73 74/* 75 * Error codes 76 */ 77#define APM_SUCCESS 0x00 78#define APM_DISABLED 0x01 79#define APM_CONNECTED 0x02 80#define APM_NOT_CONNECTED 0x03 81#define APM_16_CONNECTED 0x05 82#define APM_16_UNSUPPORTED 0x06 83#define APM_32_CONNECTED 0x07 84#define APM_32_UNSUPPORTED 0x08 85#define APM_BAD_DEVICE 0x09 86#define APM_BAD_PARAM 0x0a 87#define APM_NOT_ENGAGED 0x0b 88#define APM_BAD_FUNCTION 0x0c 89#define APM_RESUME_DISABLED 0x0d 90#define APM_NO_ERROR 0x53 91#define APM_BAD_STATE 0x60 92#define APM_NO_EVENTS 0x80 93#define APM_NOT_PRESENT 0x86 94 95/* 96 * APM Device IDs 97 */ 98#define APM_DEVICE_BIOS 0x0000 99#define APM_DEVICE_ALL 0x0001 100#define APM_DEVICE_DISPLAY 0x0100 101#define APM_DEVICE_STORAGE 0x0200 102#define APM_DEVICE_PARALLEL 0x0300 103#define APM_DEVICE_SERIAL 0x0400 104#define APM_DEVICE_NETWORK 0x0500 105#define APM_DEVICE_PCMCIA 0x0600 106#define APM_DEVICE_BATTERY 0x8000 107#define APM_DEVICE_OEM 0xe000 108#define APM_DEVICE_OLD_ALL 0xffff 109#define APM_DEVICE_CLASS 0x00ff 110#define APM_DEVICE_MASK 0xff00 111 112 113/* 114 * Battery status 115 */ 116#define APM_MAX_BATTERIES 2 117 118/* 119 * APM defined capability bit flags 120 */ 121#define APM_CAP_GLOBAL_STANDBY 0x0001 122#define APM_CAP_GLOBAL_SUSPEND 0x0002 123#define APM_CAP_RESUME_STANDBY_TIMER 0x0004 /* Timer resume from standby */ 124#define APM_CAP_RESUME_SUSPEND_TIMER 0x0008 /* Timer resume from suspend */ 125#define APM_CAP_RESUME_STANDBY_RING 0x0010 /* Resume on Ring fr standby */ 126#define APM_CAP_RESUME_SUSPEND_RING 0x0020 /* Resume on Ring fr suspend */ 127#define APM_CAP_RESUME_STANDBY_PCMCIA 0x0040 /* Resume on PCMCIA Ring */ 128#define APM_CAP_RESUME_SUSPEND_PCMCIA 0x0080 /* Resume on PCMCIA Ring */ 129 130/* 131 * ioctl operations 132 */ 133#include <linux/ioctl.h> 134 135#define APM_IOC_STANDBY _IO('A', 1) 136#define APM_IOC_SUSPEND _IO('A', 2) 137 138#endif /* _UAPI_LINUX_APM_H */