/*
*
*
* INTEL CONFIDENTIAL
* Copyright © 2011 Intel
* Corporation All Rights Reserved.
*
* The source code contained or described herein and all documents related to
* the source code ("Material") are owned by Intel Corporation or its suppliers
* or licensors. Title to the Material remains with Intel Corporation or its
* suppliers and licensors. The Material contains trade secrets and proprietary
* and confidential information of Intel or its suppliers and licensors. The
* Material is protected by worldwide copyright and trade secret laws and
* treaty provisions. No part of the Material may be used, copied, reproduced,
* modified, published, uploaded, posted, transmitted, distributed, or
* disclosed in any way without Intel’s prior express written permission.
*
* No license under any patent, copyright, trade secret or other intellectual
* property right is granted to or conferred upon you by disclosure or delivery
* of the Materials, either expressly, by implication, inducement, estoppel or
* otherwise. Any license under such intellectual property rights must be
* express and approved by Intel in writing.
*
* AUTHOR: Patrick Benavoli (patrickx.benavoli@intel.com)
* CREATED: 2011-06-01
* UPDATED: 2011-07-27
*
*
*
*/
#include "ParameterType.h"
#include "Parameter.h"
#include "ArrayParameter.h"
#include "ParameterAccessContext.h"
#define base CTypeElement
CParameterType::CParameterType(const string& strName) : base(strName), _uiSize(0)
{
}
CParameterType::~CParameterType()
{
}
// Object creation
void CParameterType::populate(CElement* pElement) const
{
(void)pElement;
// Prevent further digging for instantiaton since we're leaf on the strcture tree
}
// Size
void CParameterType::setSize(uint32_t uiSize)
{
_uiSize = uiSize;
}
uint32_t CParameterType::getSize() const
{
return _uiSize;
}
// Unit
string CParameterType::getUnit() const
{
return _strUnit;
}
// From IXmlSink
bool CParameterType::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext)
{
// Unit
_strUnit = xmlElement.getAttributeString("Unit");
return base::fromXml(xmlElement, serializingContext);
}
// XML Serialization value space handling
// Value space handling for configuration import/export
void CParameterType::handleValueSpaceAttribute(CXmlElement& xmlConfigurableElementSettingsElement, CConfigurationAccessContext& configurationAccessContext) const
{
(void)xmlConfigurableElementSettingsElement;
(void)configurationAccessContext;
// Do nothing by default
}
// Element properties
void CParameterType::showProperties(string& strResult) const
{
base::showProperties(strResult);
// Unit
if (!_strUnit.empty()) {
strResult += "Unit: " + _strUnit + "\n";
}
// Scalar size
strResult += "Scalar size: " + toString(getSize()) + " byte(s) \n";
}
// Default value handling (simulation only)
uint32_t CParameterType::getDefaultValue() const
{
return 0;
}
// Parameter instantiation
CInstanceConfigurableElement* CParameterType::doInstantiate() const
{
if (isScalar()) {
// Scalar parameter
return new CParameter(getName(), this);
} else {
// Array Parameter
return new CArrayParameter(getName(), this);
}
}
// Sign extension (32 bits)
void CParameterType::signExtend(int32_t& iData) const
{
doSignExtend(iData);
}
// Sign extension (64 bits)
void CParameterType::signExtend(int64_t& iData) const
{
doSignExtend(iData);
}
// Generic sign extension
template
void CParameterType::doSignExtend(type& data) const
{
uint32_t uiSizeInBits = getSize() * 8;
uint32_t uiShift = 8 * sizeof(data) - uiSizeInBits;
if (uiShift) {
data = (data << uiShift) >> uiShift;
}
}
// Check data has no bit set outside available range (32 bits)
bool CParameterType::isEncodable(uint32_t uiData, bool bIsSigned) const
{
return doIsEncodable(uiData, bIsSigned);
}
// Check data has no bit set outside available range (64 bits)
bool CParameterType::isEncodable(uint64_t uiData, bool bIsSigned) const
{
return doIsEncodable(uiData, bIsSigned);
}
// Generic encodability check
template
bool CParameterType::doIsEncodable(type data, bool bIsSigned) const
{
if (getSize() == sizeof(data)) {
// Prevent inappropriate shifts
return true;
}
uint32_t uiShift = getSize() * 8;
if (!bIsSigned) {
// Check high bits are clean
return !(data >> uiShift);
} else {
// Negative value?
bool bIsValueExpectedNegative = (data & (1 << (uiShift - 1))) != 0;
// Check high bits are clean
return bIsValueExpectedNegative ? !(~data >> uiShift) : !(data >> uiShift);
}
}
// Remove all bits set outside available range
uint32_t CParameterType::makeEncodable(uint32_t uiData) const
{
if (getSize() == sizeof(uint32_t)) {
return uiData;
}
uint32_t uiSizeInBits = getSize() * 8;
uint32_t uiMask = (1 << uiSizeInBits) - 1;
return uiData & uiMask;
}
// Conversions (dynamic access)
// Value access
// Boolean
bool CParameterType::toBlackboard(bool bUserValue, uint32_t& uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)bUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
bool CParameterType::fromBlackboard(bool& bUserValue, uint32_t uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)bUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
// Integer
bool CParameterType::toBlackboard(uint32_t uiUserValue, uint32_t& uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)uiUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
bool CParameterType::fromBlackboard(uint32_t& uiUserValue, uint32_t uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)uiUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
// Signed Integer
bool CParameterType::toBlackboard(int32_t iUserValue, uint32_t& uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)iUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
bool CParameterType::fromBlackboard(int32_t& iUserValue, uint32_t uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)iUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
// Double
bool CParameterType::toBlackboard(double dUserValue, uint32_t& uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)dUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}
bool CParameterType::fromBlackboard(double& dUserValue, uint32_t uiValue, CParameterAccessContext& parameterAccessContext) const
{
(void)dUserValue;
(void)uiValue;
(void)parameterAccessContext;
parameterAccessContext.setError("Unsupported conversion");
return false;
}