1/*
2 * Copyright (c) 2011-2014, Intel Corporation
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation and/or
13 * other materials provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors
16 * may be used to endorse or promote products derived from this software without
17 * specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30#include "BitParameterBlock.h"
31#include "BitParameterBlockType.h"
32#include "ParameterAccessContext.h"
33#include "ParameterBlackboard.h"
34
35#define base CInstanceConfigurableElement
36
37using std::string;
38
39CBitParameterBlock::CBitParameterBlock(const string &strName, const CTypeElement *pTypeElement)
40    : base(strName, pTypeElement)
41{
42}
43
44CInstanceConfigurableElement::Type CBitParameterBlock::getType() const
45{
46    return EBitParameterBlock;
47}
48
49// Instantiation, allocation
50size_t CBitParameterBlock::getFootPrint() const
51{
52    return getSize();
53}
54
55// Size
56size_t CBitParameterBlock::getSize() const
57{
58    return static_cast<const CBitParameterBlockType *>(getTypeElement())->getSize();
59}
60
61// Used for simulation and virtual subsystems
62void CBitParameterBlock::setDefaultValues(CParameterAccessContext &parameterAccessContext) const
63{
64    // Default value is 0 as their is no min bound for bit parameters,
65    // thus 0 is always a valid value.
66    // BitParameterBlock can be as long a 64 bit, thus an 64 bit long variable
67    // is necessary to initialize it.
68    uint64_t uiDefaultValue = 0;
69
70    // Write blackboard
71    CParameterBlackboard *pBlackboard = parameterAccessContext.getParameterBlackboard();
72
73    // Beware this code works on little endian architectures only!
74    pBlackboard->writeInteger(&uiDefaultValue, getSize(),
75                              getOffset() - parameterAccessContext.getBaseOffset());
76}
77