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some tweaks for busy handling
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This commit is contained in:
Robin Müller
2023-03-20 14:31:10 +01:00
parent a196ab136e
commit 159da20ef2
4 changed files with 43 additions and 27 deletions
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25
linux/ipcore/PapbVcInterface.cpp
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@ -44,16 +44,23 @@ void PapbVcInterface::endPacketTransfer() { *vcBaseReg = CONFIG_END; }
ReturnValue_t PapbVcInterface::pollPapbBusySignal() const {
gpio::Levels papbBusyState = gpio::Levels::LOW;
ReturnValue_t result = returnvalue::OK;
uint32_t busyIdx = 0;
/** Check if PAPB interface is ready to receive data */
result = gpioComIF->readGpio(papbBusyId, papbBusyState);
if (result != returnvalue::OK) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: Failed to read papb busy signal"
<< std::endl;
return returnvalue::FAILED;
}
if (papbBusyState == gpio::Levels::LOW) {
return PAPB_BUSY;
while (true) {
/** Check if PAPB interface is ready to receive data */
result = gpioComIF->readGpio(papbBusyId, papbBusyState);
if (result != returnvalue::OK) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: Failed to read papb busy signal"
<< std::endl;
return returnvalue::FAILED;
}
if (papbBusyState == gpio::Levels::HIGH) {
return returnvalue::OK;
}
if (busyIdx == 100) {
return PAPB_BUSY;
}
busyIdx++;
}
return returnvalue::OK;