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Annotation of prex-old/include/prex/sysinfo.h, Revision 1.1.1.1.2.1

1.1       nbrk        1: /*
                      2:  * Copyright (c) 2007, 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_SYSINFO_H
                     31: #define _PREX_SYSINFO_H
                     32:
                     33: /*
                     34:  * Data type for sys_info()
                     35:  */
                     36: #define INFO_KERNEL    1
                     37: #define INFO_MEMORY    2
                     38: #define INFO_THREAD    3
                     39: #define INFO_DEVICE    4
                     40: #define INFO_TIMER     5
                     41:
                     42: #define _KSTRLN                12
                     43:
                     44: struct info_kernel {
                     45:        char    sysname[_KSTRLN];       /* Kernel name */
                     46:        char    version[_KSTRLN];       /* Version level */
                     47:        char    blddate[_KSTRLN];       /* Build date */
                     48:        char    machine[_KSTRLN];       /* Architecture/platform */
                     49:        char    hostname[_KSTRLN];      /* Host name */
                     50: };
                     51:
                     52: /*
                     53:  * Memory information
                     54:  */
                     55: struct info_memory {
                     56:        size_t  total;          /* total memory size in bytes */
                     57:        size_t  free;           /* current free memory size in bytes */
                     58: };
                     59:
                     60: /*
                     61:  * Thread information
                     62:  */
                     63: struct info_thread {
                     64:        u_long  cookie;         /* index cookie - 0 for first thread */
                     65:        int     policy;         /* scheduling policy */
                     66:        int     prio;           /* current priority */
1.1.1.1.2.1! nbrk       67:        u_int   time;           /* total running time */
1.1       nbrk       68:        task_t  task;           /* task id */
1.1.1.1.2.1! nbrk       69:        char    taskname[MAXTASKNAME];  /* task name */
        !            70:        char    slpevt[MAXEVTNAME];     /* sleep event */
1.1       nbrk       71: };
                     72:
                     73: /*
                     74:  * Device information
                     75:  */
                     76: struct info_device {
                     77:        u_long  cookie;         /* index cookie - 0 for first thread */
                     78:        device_t id;            /* device id */
                     79:        int     flags;          /* device characteristics flags */
1.1.1.1.2.1! nbrk       80:        char    name[MAXDEVNAME]; /* device name */
1.1       nbrk       81: };
                     82:
                     83: /*
                     84:  * Device flags
                     85:  */
                     86: #define DF_CHR         0x00000001      /* character device */
                     87: #define DF_BLK         0x00000002      /* block device */
                     88: #define DF_RDONLY      0x00000004      /* read only device */
                     89: #define DF_REM         0x00000008      /* removable device */
                     90:
                     91: /*
                     92:  * Timer informations
                     93:  */
                     94: struct info_timer {
                     95:        int     hz;             /* clock frequency */
                     96: };
                     97:
                     98: #endif /* !_PREX_SYSINFO_H */