Annotation of prex/include/prex/ioctl.h, Revision 1.1.1.1
1.1 nbrk 1: /*
2: * Copyright (c) 2005, Kohsuke Ohtani
3: * All rights reserved.
4: *
5: * Redistribution and use in source and binary forms, with or without
6: * modification, are permitted provided that the following conditions
7: * are met:
8: * 1. Redistributions of source code must retain the above copyright
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * 3. Neither the name of the author nor the names of any co-contributors
14: * may be used to endorse or promote products derived from this software
15: * without specific prior written permission.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27: * SUCH DAMAGE.
28: */
29:
30: #ifndef _PREX_IOCTL_H
31: #define _PREX_IOCTL_H
32:
33: #include <sys/time.h>
34:
35: /*
36: * CPU I/O control code
37: */
38: #define CPUIOC_GET_INFO _IOR('6', 0, struct cpu_info)
39: #define CPUIOC_GET_STAT _IOR('6', 1, struct cpu_stat)
40:
41: /*
42: * CPU information
43: */
44: struct cpu_info {
45: unsigned int id; /* processor id */
46: char name[50]; /* name string */
47: int speed; /* max speed in MHz */
48: int power; /* max power in mV */
49: int clock_ctrl; /* true if it supports clock control */
50: };
51:
52: /*
53: * Current status
54: */
55: struct cpu_stat {
56: int speed; /* speed in MHz */
57: int power; /* power in mVolt */
58: };
59:
60: /*
61: * Power management I/O control code
62: */
63: #define PMIOC_SET_POWER _IOW('P', 0, int)
64: #define PMIOC_SET_TIMER _IOW('P', 1, int)
65: #define PMIOC_GET_TIMER _IOR('P', 2, int)
66: #define PMIOC_SET_POLICY _IOW('P', 3, int)
67: #define PMIOC_GET_POLICY _IOR('P', 4, int)
68:
69: /*
70: * Power Management Policy
71: */
72: #define PM_PERFORMANCE 0
73: #define PM_POWERSAVE 1
74:
75: /*
76: * Power state
77: */
78: #define POWER_ON 0
79: #define POWER_SUSPEND 1
80: #define POWER_OFF 2
81: #define POWER_REBOOT 3
82:
83: /*
84: * RTC I/O control code
85: */
86: #define RTCIOC_GET_TIME _IOR('R', 0, struct __timeval)
87: #define RTCIOC_SET_TIME _IOR('R', 1, struct __timeval)
88:
89: struct __timeval {
90: long tv_sec; /* seconds */
91: long tv_usec; /* and microseconds */
92: };
93:
94: #endif /* !_PREX_IOCTL_H */
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