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Added eraseProgramMemorySection() function to Avr8 debug interface - to erase XMEGA program memory sections when necessary

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2022-06-03 15:49:12 +01:00
parent 012d987454
commit 1c92a02950
6 changed files with 101 additions and 23 deletions
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47
src/Targets/Microchip/AVR/AVR8/Avr8.cpp
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@@ -323,6 +323,47 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
}
void Avr8::writeMemory(TargetMemoryType memoryType, std::uint32_t startAddress, const TargetMemoryBuffer& buffer) {
if (
memoryType == TargetMemoryType::FLASH && this->programmingSession.has_value()
&& this->targetConfig->physicalInterface == PhysicalInterface::PDI
) {
// For PDI targets, we must erase the appropriate section before the first write.
const auto startSection = this->getProgramMemorySectionFromAddress(startAddress);
const auto endSection = this->getProgramMemorySectionFromAddress(
static_cast<std::uint32_t>(startAddress + buffer.size() - 1)
);
if (startSection != endSection) {
throw Exception(
"Requested program memory write spans more than one section (APPLICATION and BOOT) - aborting."
);
}
if (
!this->programmingSession->applicationSectionErased
&& (
startSection == ProgramMemorySection::APPLICATION
|| endSection == ProgramMemorySection::APPLICATION
)
) {
Logger::warning("Erasing program memory APPLICATION section, in preparation for writing.");
this->avr8DebugInterface->eraseProgramMemorySection(ProgramMemorySection::APPLICATION);
this->programmingSession->applicationSectionErased = true;
}
if (
!this->programmingSession->bootSectionErased
&& (
startSection == ProgramMemorySection::BOOT
|| endSection == ProgramMemorySection::BOOT
)
) {
Logger::warning("Erasing program memory BOOT section, in preparation for writing.");
this->avr8DebugInterface->eraseProgramMemorySection(ProgramMemorySection::BOOT);
this->programmingSession->bootSectionErased = true;
}
}
this->avr8DebugInterface->writeMemory(memoryType, startAddress, buffer);
}
@@ -919,4 +960,10 @@ namespace Bloom::Targets::Microchip::Avr::Avr8Bit
throw exception;
}
}
ProgramMemorySection Avr8::getProgramMemorySectionFromAddress(std::uint32_t address) {
return address >= this->targetParameters->bootSectionStartAddress.value()
? ProgramMemorySection::BOOT
: ProgramMemorySection::APPLICATION;
}
}