The C and C++ Include Header Files

/usr/include/linux/apm_bios.h


$ cat -n /usr/include/linux/apm_bios.h

     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 _LINUX_APM_H
    17	#define _LINUX_APM_H
    18	
    19	
    20	#include <linux/types.h>
    21	
    22	typedef unsigned short	apm_event_t;
    23	typedef unsigned short	apm_eventinfo_t;
    24	
    25	struct 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 /* _LINUX_APM_H */