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added malloc for _EraseBlockBuffer, fixed some bugs

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This commit is contained in:
SirSydom 2022-02-08 23:33:33 +01:00
parent 266287e2d1
commit d742752e72
2 changed files with 14 additions and 4 deletions
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3
src/knx/memory.cpp
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@ -139,7 +139,8 @@ void Memory::writeMemory()
else
bufferPos = pushWord(0, bufferPos);
bufferPos = _tableObjects[i]->save(buffer);
//bufferPos = _tableObjects[i]->save(buffer);
flashPos = _platform.writeNonVolatileMemory(flashPos, buffer, bufferPos - buffer);
}
_platform.commitNonVolatileMemory();

15
src/knx/platform.cpp
View File

@ -137,7 +137,9 @@ void Platform::commitNonVolatileMemory()
{
writeBufferedEraseBlock();
// _bufferedEraseblockNumber = -1; // does that make sense?
free(_eraseblockBuffer);
_eraseblockBuffer = nullptr;
_bufferedEraseblockNumber = -1; // does that make sense?
}
}
@ -150,7 +152,7 @@ uint32_t Platform::writeNonVolatileMemory(uint32_t relativeAddress, uint8_t* buf
uint32_t end = bufferedEraseBlockEnd();
ptrdiff_t offset = relativeAddress - start;
ptrdiff_t length = end - relativeAddress;
ptrdiff_t length = min(end - relativeAddress, size);
memcpy(_eraseblockBuffer + offset, buffer, length);
_bufferedEraseblockDirty = true;
@ -170,7 +172,7 @@ void Platform::loadEraseblockContaining(uint32_t relativeAddress)
fatalError();
}
if (blockNum != _bufferedEraseblockNumber)
if (blockNum != _bufferedEraseblockNumber && _bufferedEraseblockNumber >= 0)
writeBufferedEraseBlock();
bufferEraseBlock(blockNum);
@ -211,6 +213,13 @@ void Platform::writeBufferedEraseBlock()
void Platform::bufferEraseBlock(uint32_t eraseBlockNumber)
{
if(_bufferedEraseblockNumber == eraseBlockNumber)
return;
if(_eraseblockBuffer == nullptr)
{
_eraseblockBuffer = (uint8_t*)malloc(flashEraseBlockSize() * flashPageSize());
}
memcpy(_eraseblockBuffer, userFlashStart() + eraseBlockNumber * flashEraseBlockSize() * flashPageSize(), flashEraseBlockSize() * flashPageSize());
_bufferedEraseblockNumber = eraseBlockNumber;