53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
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#include "WriteTargetMemory.hpp"
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#include <cmath>
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#include <algorithm>
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namespace Bloom
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{
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using Services::TargetControllerService;
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void WriteTargetMemory::run(TargetControllerService& targetControllerService) {
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using Targets::TargetMemorySize;
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/*
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* To prevent locking up the TargetController for too long, we split the write operation into numerous
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* operations.
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*
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* This allows the TargetController to service other commands in-between reads, reducing the likelihood of
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* command timeouts when we're writing lots of data.
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*/
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const auto blockSize = std::max(
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TargetMemorySize(256),
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memoryDescriptor.pageSize.value_or(TargetMemorySize(0))
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);
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const auto totalBytes = this->data.size();
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TargetMemorySize bytesWritten = 0;
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while (bytesWritten < totalBytes) {
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const auto bytesToWrite = std::min(
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blockSize,
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static_cast<decltype(blockSize)>(totalBytes - bytesWritten)
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);
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targetControllerService.writeMemory(
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this->memoryDescriptor.type,
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this->startAddress + bytesWritten,
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Targets::TargetMemoryBuffer(
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this->data.begin() + bytesWritten,
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this->data.begin() + bytesWritten + bytesToWrite
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)
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);
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bytesWritten += bytesToWrite;
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this->setProgressPercentage(static_cast<std::uint8_t>(
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(static_cast<float>(bytesWritten) + 1) / (static_cast<float>(totalBytes) / 100)
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));
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}
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emit this->targetMemoryWritten(bytesWritten);
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}
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}
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