Corrected issue with JTAG/debugWire AVR8 parameters including mapped IO memory address offset

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2021-07-04 00:29:43 +01:00
parent 12fbbc892d
commit 8145708851
5 changed files with 61 additions and 7 deletions

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@@ -123,6 +123,23 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
);
}
/*
* All addresses for registers that reside in the mapped IO memory segment include the mapped IO segment offset
* (start address). But the EDBG protocol requires *some* of these addresses to be stripped of this offset before
* sending them as target parameters.
*
* This applies to the following addresses:
*
* - OSCALL Address
* - EEARL Address
* - EEARH Address
* - EECR Address
* - EEDR Address
*
* It *doesn't* seem to apply to the SPMCR address.
*/
auto mappedIoStartAddress = this->targetParameters.mappedIoStartAddress.value_or(0);
if (this->targetParameters.ocdDataRegister.has_value()) {
Logger::debug("Setting DEVICE_OCD_DATA_REGISTER AVR8 parameter");
this->setParameter(
@@ -143,7 +160,9 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
Logger::debug("Setting DEVICE_OSCCAL_ADDR AVR8 parameter");
this->setParameter(
Avr8EdbgParameters::DEVICE_OSCCAL_ADDR,
this->targetParameters.osccalAddress.value()
static_cast<std::uint8_t>(
this->targetParameters.osccalAddress.value() - mappedIoStartAddress
)
);
}
@@ -151,7 +170,9 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
Logger::debug("Setting DEVICE_EEARL_ADDR AVR8 parameter");
this->setParameter(
Avr8EdbgParameters::DEVICE_EEARL_ADDR,
this->targetParameters.eepromAddressRegisterLow.value()
static_cast<std::uint8_t>(
this->targetParameters.eepromAddressRegisterLow.value() - mappedIoStartAddress
)
);
}
@@ -159,7 +180,9 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
Logger::debug("Setting DEVICE_EEARH_ADDR AVR8 parameter");
this->setParameter(
Avr8EdbgParameters::DEVICE_EEARH_ADDR,
this->targetParameters.eepromAddressRegisterHigh.value()
static_cast<std::uint8_t>(
this->targetParameters.eepromAddressRegisterHigh.value() - mappedIoStartAddress
)
);
}
@@ -167,7 +190,9 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
Logger::debug("Setting DEVICE_EECR_ADDR AVR8 parameter");
this->setParameter(
Avr8EdbgParameters::DEVICE_EECR_ADDR,
this->targetParameters.eepromControlRegisterAddress.value()
static_cast<std::uint8_t>(
this->targetParameters.eepromControlRegisterAddress.value() - mappedIoStartAddress
)
);
}
@@ -175,7 +200,9 @@ void EdbgAvr8Interface::setDebugWireAndJtagParameters() {
Logger::debug("Setting DEVICE_EEDR_ADDR AVR8 parameter");
this->setParameter(
Avr8EdbgParameters::DEVICE_EEDR_ADDR,
this->targetParameters.eepromDataRegisterAddress.value()
static_cast<std::uint8_t>(
this->targetParameters.eepromDataRegisterAddress.value() - mappedIoStartAddress
)
);
}