OpenCores
URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [itron/] [include/] [itronsys/] [msgbuffer.h] - Blame information for rev 173

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 30 unneback 
/*
2 
 *  COPYRIGHT (c) 1989-1999.
3 
 *  On-Line Applications Research Corporation (OAR).
4 
 *
5 
 *  The license and distribution terms for this file may be
6 
 *  found in the file LICENSE in this distribution or at
7 
 *  http://www.OARcorp.com/rtems/license.html.
8 
 *
9 
 *  $Id: msgbuffer.h,v 1.2 2001-09-27 11:59:12 chris Exp $
10 
 */
11 
 
12 
#ifndef __ITRON_MESSAGEBUFFER_h_
13 
#define __ITRON_MESSAGEBUFFER_h_
14 
 
15 
#ifdef __cplusplus
16 
extern "C" {
17 
#endif
18 
 
19 
/*
20 
 *  Create Message Buffer (cre_mbf) Structure
21 
 */
22 
 
23 
typedef struct t_cmbf {
24 
  VP    exinf;    /* extended information */
25 
  ATR   mbfatr;   /* messagebuffer attributes */
26 
  INT   bufsz;    /* messagebuffer size */
27 
  INT   maxmsz;   /* maximum size of messages */
28 
  /* additional information may be included depending on the implementation */
29 
} T_CMBF;
30 
 
31 
/*
32 
 *  mbfatr
33 
 */
34 
 
35 
#define TA_TFIFO   0x00   /* tasks waiting to receive messages are handled
36 
                                 by FIFO */
37 
#define TA_TPRI    0x01   /* tasks waiting to receive messages are handled
38 
                                 by priority */
39 
 
40 
/*
41 
 *  mbfid
42 
 */
43 
 
44 
#define TMBF_OS   (-4)   /* messagebuffer used for OS error log */
45 
#define TMBF_DB   (-3)   /* messagebuffer used for debugging */
46 
 
47 
/*
48 
 *  Reference Message Buffer (ref_mbf) Structure
49 
 */
50 
 
51 
typedef struct t_rmbf {
52 
  VP        exinf;     /* extended information */
53 
  BOOL_ID   wtsk;      /* indicates whether or not there is a */
54 
                       /* task waiting to receive a message */
55 
  BOOL_ID   stsk;      /* indicates whether or not there is a */
56 
                       /* task waiting to send a message */
57 
  INT       msgsz;     /* size of message to be sent next */
58 
  INT       frbufsz;   /* size of free buffer */
59 
  /* additional information may be included depending on the implementation */
60 
} T_RMBF;
61 
 
62 
/*
63 
 *  Message Buffer Functions
64 
 */
65 
 
66 
/*
67 
 *  cre_mbf - Create MessageBuffer
68 
 */
69 
 
70 
ER cre_mbf(
71 
  ID mbfid,
72 
  T_CMBF *pk_cmbf
73 
);
74 
 
75 
/*
76 
 *  del_mbf - Delete MessageBuffer
77 
 */
78 
 
79 
ER del_mbf(
80 
  ID mbfid
81 
);
82 
 
83 
/*
84 
 *  snd_mbf - Send Message to MessageBuffer
85 
 */
86 
 
87 
ER snd_mbf(
88 
  ID mbfid,
89 
  VP msg,
90 
  INT msgsz
91 
);
92 
 
93 
/*
94 
 *  psnd_mbf - Poll and Send Message to MessageBuffer
95 
 */
96 
 
97 
ER psnd_mbf(
98 
  ID mbfid,
99 
  VP msg,
100 
  INT msgsz
101 
);
102 
 
103 
/*
104 
 *  tsnd_mbf - Send Message to MessageBuffer with Timeout
105 
 */
106 
 
107 
ER tsnd_mbf(
108 
  ID mbfid,
109 
  VP msg,
110 
  INT msgsz,
111 
  TMO tmout
112 
);
113 
 
114 
/*
115 
 *  rcv_mbf - Receive Message from MessageBuffer
116 
 */
117 
 
118 
ER rcv_mbf(
119 
  VP msg,
120 
  INT *p_msgsz,
121 
  ID mbfid
122 
);
123 
 
124 
/*
125 
 *  prcv_mbf - Poll and Receive Message from MessageBuffer
126 
 */
127 
 
128 
ER prcv_mbf(
129 
  VP msg,
130 
  INT *p_msgsz,
131 
  ID mbfid
132 
);
133 
 
134 
/*
135 
 *  trcv_mbf - Receive Message from MessageBuffer with Timeout
136 
 */
137 
 
138 
ER trcv_mbf(
139 
  VP msg,
140 
  INT *p_msgsz,
141 
  ID mbfid,
142 
  TMO tmout
143 
);
144 
 
145 
/*
146 
 *  ref_mbf - Reference MessageBuffer Status
147 
 */
148 
 
149 
ER ref_mbf(
150 
  T_RMBF *pk_rmbf,
151 
  ID mbfid
152 
);
153 
 
154 
#ifdef __cplusplus
155 
}
156 
#endif
157 
 
158 
#endif
159 
/* end of include file */
160 
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.