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Diffstat (limited to 'upstream/parameter/BitwiseAreaConfiguration.cpp')
| -rw-r--r-- | upstream/parameter/BitwiseAreaConfiguration.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/upstream/parameter/BitwiseAreaConfiguration.cpp b/upstream/parameter/BitwiseAreaConfiguration.cpp new file mode 100644 index 0000000..f2a09f0 --- /dev/null +++ b/upstream/parameter/BitwiseAreaConfiguration.cpp @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2011-2014, Intel Corporation + * All rights reserved. + * + * 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 copyright holder nor the names of its contributors + * may be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * 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 HOLDER 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. + */ +#include "BitwiseAreaConfiguration.h" +#include "BitParameter.h" +#include "Subsystem.h" + +#define base CAreaConfiguration + +CBitwiseAreaConfiguration::CBitwiseAreaConfiguration( + const CConfigurableElement *pConfigurableElement, const CSyncerSet *pSyncerSet) + : base(pConfigurableElement, pSyncerSet, + static_cast<const CBitParameter *>(pConfigurableElement)->getBelongingBlockSize()) +{ +} + +// Blackboard copies +void CBitwiseAreaConfiguration::copyTo(CParameterBlackboard *pToBlackboard, size_t offset) const +{ + // Beware this code works on little endian architectures only! + const CBitParameter *pBitParameter = static_cast<const CBitParameter *>(_pConfigurableElement); + + uint64_t uiSrcData = 0; + uint64_t uiDstData = 0; + + /// Read/modify/write + + // Read dst blackboard + pToBlackboard->readInteger(&uiDstData, pBitParameter->getBelongingBlockSize(), offset); + + // Read src blackboard + _blackboard.readInteger(&uiSrcData, pBitParameter->getBelongingBlockSize(), 0); + + // Convert + uiDstData = pBitParameter->merge(uiDstData, uiSrcData); + + // Write dst blackboard + pToBlackboard->writeInteger(&uiDstData, pBitParameter->getBelongingBlockSize(), offset); +} + +void CBitwiseAreaConfiguration::copyFrom(const CParameterBlackboard *pFromBlackboard, size_t offset) +{ + // Beware this code works on little endian architectures only! + const CBitParameter *pBitParameter = static_cast<const CBitParameter *>(_pConfigurableElement); + + uint64_t uiSrcData = 0; + uint64_t uiDstData = 0; + + /// Read/modify/write + + // Read dst blackboard + _blackboard.readInteger(&uiDstData, pBitParameter->getBelongingBlockSize(), 0); + + // Read src blackboard + pFromBlackboard->readInteger(&uiSrcData, pBitParameter->getBelongingBlockSize(), offset); + + // Convert + uiDstData = pBitParameter->merge(uiDstData, uiSrcData); + + // Write dst blackboard + _blackboard.writeInteger(&uiDstData, pBitParameter->getBelongingBlockSize(), 0); +} |
