source: SVN/rincon/u-boot/cpu/ixp/npe/include/IxQMgrQAccess_p.h @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

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Signed-off-by: Tim Harvey <tharvey@…>

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1/**
2 * @file    IxQMgrQAccess_p.h
3 *
4 * @author Intel Corporation
5 * @date    30-Oct-2001
6 *
7 * @brief   QAccess private header file
8 *
9 *
10 * @par
11 * IXP400 SW Release version 2.0
12 *
13 * -- Copyright Notice --
14 *
15 * @par
16 * Copyright 2001-2005, Intel Corporation.
17 * All rights reserved.
18 *
19 * @par
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
22 * are met:
23 * 1. Redistributions of source code must retain the above copyright
24 *    notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 *    notice, this list of conditions and the following disclaimer in the
27 *    documentation and/or other materials provided with the distribution.
28 * 3. Neither the name of the Intel Corporation nor the names of its contributors
29 *    may be used to endorse or promote products derived from this software
30 *    without specific prior written permission.
31 *
32 * @par
33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
34 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
35 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
36 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
37 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
38 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
39 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
41 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
42 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 * SUCH DAMAGE.
44 *
45 * @par
46 * -- End of Copyright Notice --
47*/
48
49#ifndef IXQMGRQACCESS_P_H
50#define IXQMGRQACCESS_P_H
51
52/*
53 * User defined header files
54 */
55#include "IxQMgr.h"
56
57/*
58 * Global variables declarations.
59 */
60extern volatile UINT32 * ixQMgrAqmIfQueAccRegAddr[]; 
61
62/*
63 * Initialise the Queue Access component
64 */
65void
66ixQMgrQAccessInit (void);
67
68/*
69 * read the remainder of a multi-word queue entry
70 * (the first word is already read)
71 */
72IX_STATUS
73ixQMgrQReadMWordsMinus1 (IxQMgrQId qId,
74                         UINT32 *entry);
75
76/*
77 * Fast access : pop a q entry from a single word queue
78 */
79extern __inline__ UINT32 ixQMgrQAccessPop(IxQMgrQId qId);
80
81extern __inline__ UINT32 ixQMgrQAccessPop(IxQMgrQId qId)
82{
83  return *(ixQMgrAqmIfQueAccRegAddr[qId]);
84}
85
86/*
87 * Fast access : push a q entry in a single word queue
88 */
89extern __inline__ void ixQMgrQAccessPush(IxQMgrQId qId, UINT32 entry);
90
91extern __inline__ void ixQMgrQAccessPush(IxQMgrQId qId, UINT32 entry)
92{
93  *(ixQMgrAqmIfQueAccRegAddr[qId]) = entry;
94}
95
96#endif/*IXQMGRQACCESS_P_H*/
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