-double Parameters::getFeedingClockFrequency(AbstractInterface *iface) {\r
-\r
- int idClock = 0;\r
-\r
- if (iface->isReferenceInterface()) return 0.0;\r
-\r
- if (iface->getClockIfaceType() == AbstractInterface::ParameterName) {\r
- BlockParameter* param = iface->getOwner()->getParameterFromName(iface->getClockIfaceString());\r
- if (!param->isUserParameter()) return 0.0;\r
- bool ok;\r
- double freq = param->getDoubleValue(&ok);\r
- if (!ok) {\r
- cerr << "Abnormal case: cannot retrieve clock id from parameter " << qPrintable(param->getName()) << endl;\r
- }\r
- return freq;\r
- }\r
- else if ( (iface->getClockIfaceType() == AbstractInterface::ClockName) || ((iface->getDirection() == AbstractInterface::Input) && (iface->getPurpose() == AbstractInterface::Clock))) {\r
-\r
- // if iface is not clock, retrieve the clock related to it\r
- if (iface->getClockIfaceType() == AbstractInterface::ClockName) {\r
- iface = iface->getClockIface();\r
- }\r
- // if iface is a group interface, then iface name is ext_clk_X, thus extract the X\r
- if (iface->isGroupInterface()) {\r
- QString name = iface->getName();\r
- name.remove(0,8);\r
- bool ok;\r
- idClock = name.toInt(&ok);\r
- if (!ok) {\r
- cerr << "Abnormal case: cannot retrieve clock id from iface name " << qPrintable(iface->getName()) << endl;\r
- return 0.0;\r
- }\r
- }\r
- // if iface is a functional interface, it is connected to clkrstgen_X (in top group) or to ext_clk_X (in subgroup)\r
- else if (iface->isFunctionalInterface()) {\r
- FunctionalInterface* funIface = AI_TO_FUN(iface);\r
- ConnectedInterface* connFrom = funIface->getConnectedFrom();\r
- if (connFrom == NULL) {\r
- cerr << "Abnormal case: input clock " << qPrintable(iface->getName()) << " is not connected" << endl;\r
- return 0.0;\r
- }\r
- if (iface->getOwner()->isTopGroupBlock()) {\r
- QString name = connFrom->getOwner()->getName();\r
- name.remove(0,10);\r
- bool ok;\r
- idClock = name.toInt(&ok);\r
- if (!ok) {\r
- cerr << "Abnormal case: cannot retrieve clock id for " << qPrintable(iface->getName()) << endl;\r
- return 0.0;\r
- }\r
- }\r
- else {\r
- QString name = connFrom->getName();\r
- name.remove(0,8);\r
- bool ok;\r
- idClock = name.toInt(&ok);\r
- if (!ok) {\r
- cerr << "Abnormal case: cannot retrieve clock id for " << qPrintable(iface->getName()) << endl;\r
- return 0.0;\r
- }\r
- }\r
- }\r
- }\r
- return graph->getClock(idClock);\r
-}\r