summaryrefslogtreecommitdiff
path: root/cpu/ixp/npe/include/IxNpeMhReceive_p.h
blob: 6416bedcbcfb0b0d00e16935b35ffddc858d6c7b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/**
 * @file IxNpeMhReceive_p.h
 *
 * @author Intel Corporation
 * @date 18 Jan 2002
 *
 * @brief This file contains the private API for the Receive module.
 *
 * 
 * @par
 * IXP400 SW Release version 2.0
 * 
 * -- Copyright Notice --
 * 
 * @par
 * Copyright 2001-2005, Intel Corporation.
 * All rights reserved.
 * 
 * @par
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the Intel Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * @par
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * 
 * @par
 * -- End of Copyright Notice --
*/

/**
 * @defgroup IxNpeMhReceive_p IxNpeMhReceive_p
 *
 * @brief The private API for the Receive module.
 * 
 * @{
 */

#ifndef IXNPEMHRECEIVE_P_H
#define IXNPEMHRECEIVE_P_H

#include "IxNpeMh.h"
#include "IxOsalTypes.h"

/*
 * #defines for function return types, etc.
 */

/*
 * Prototypes for interface functions.
 */

/**
 * @fn void ixNpeMhReceiveInitialize (void)
 *
 * @brief This function registers an internal ISR to handle the NPEs'
 * "outFIFO not empty" interrupts and receive messages from the NPEs when
 * they become available.
 *
 * @return No return value.
 */

void ixNpeMhReceiveInitialize (void);

/**
 * @fn IX_STATUS ixNpeMhReceiveMessagesReceive (
           IxNpeMhNpeId npeId)
 *
 * @brief This function reads messages from a particular NPE's outFIFO
 * until the outFIFO is empty, and for each message looks first for an
 * unsolicited callback, then a solicited callback, to pass the message
 * back to the client.  If no callback can be found the message is
 * discarded and an error reported. This function will return TIMEOUT 
 * status if NPE hang / halt.
 *
 * @param IxNpeMhNpeId npeId (in) - The ID of the NPE to receive
 * messages from.
 *
 * @return The function returns a status indicating success, failure or timeout.
 */

IX_STATUS ixNpeMhReceiveMessagesReceive (
    IxNpeMhNpeId npeId);

/**
 * @fn void ixNpeMhReceiveShow (
           IxNpeMhNpeId npeId)
 *
 * @brief This function will display the current state of the Receive
 * module.
 *
 * @param IxNpeMhNpeId npeId (in) - The ID of the NPE to display state
 * information for.
 *
 * @return No return status.
 */

void ixNpeMhReceiveShow (
    IxNpeMhNpeId npeId);

/**
 * @fn void ixNpeMhReceiveShowReset (
           IxNpeMhNpeId npeId)
 *
 * @brief This function will reset the current state of the Receive
 * module.
 *
 * @param IxNpeMhNpeId npeId (in) - The ID of the NPE to reset state
 * information for.
 *
 * @return No return status.
 */

void ixNpeMhReceiveShowReset (
    IxNpeMhNpeId npeId);

#endif /* IXNPEMHRECEIVE_P_H */

/**
 * @} defgroup IxNpeMhReceive_p
 */