1 /* 2 * Include file for the interface to an APM BIOS 3 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au) 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License as published by the 7 * Free Software Foundation; either version 2, or (at your option) any 8 * later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License for more details. 14 */ 15 #ifndef _UAPI_LINUX_APM_H 16 #define _UAPI_LINUX_APM_H 17 18 19 #include <linux/types.h> 20 21 typedef unsigned short apm_event_t; 22 typedef unsigned short apm_eventinfo_t; 23 24 struct 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 /* _UAPI_LINUX_APM_H */ 136