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#include "dfumemorylayout.h"
#include <QDebug>
#include "debug.h"
// TODO: Try optimising it
DFUMemoryLayout DFUMemoryLayout::fromStringDescriptor(const QByteArray &desc)
{
DFUMemoryLayout ret;
const auto fields = desc.split('/');
if(fields.size() != 3) {
error_msg("bad descriptor syntax");
return ret;
}
ret.m_name = fields.at(0).trimmed();
ret.m_address = fields.at(1).toULong(nullptr, 16);
const auto banks = fields.at(2).split(',');
for(const auto &bank : banks) {
const auto bankFields = bank.split('*');
if(bankFields.size() != 2) {
error_msg("bad page bank syntax");
return ret;
}
const auto pageCount = bankFields.first();
const auto pageSize = bankFields.last();
const auto sizeMultiplier = (pageSize.at(pageSize.length() - 2) == 'K' ? 1024 : 1);
PageBank elem;
elem.pageCount = pageCount.toULong();
elem.type = pageSize.back();
elem.pageSize = pageSize.chopped(2).toULong() * sizeMultiplier;
ret.m_pageBanks.append(elem);
}
return ret;
}
const QString &DFUMemoryLayout::name() const
{
return m_name;
}
uint32_t DFUMemoryLayout::address() const
{
return m_address;
}
const QList<DFUMemoryLayout::PageBank> &DFUMemoryLayout::pageBanks() const
{
return m_pageBanks;
}
// TODO: Try optimising it, the function will traverse all banks regardless of the start
const QList<uint32_t> DFUMemoryLayout::pageAddresses(uint32_t start, uint32_t end) const
{
QList<uint32_t> ret;
if((start < m_address) || (start > end)) {
error_msg("address error");
return ret;
} else if(m_pageBanks.isEmpty()) {
error_msg("page banks empty");
return ret;
} else {}
ret.append(start);
uint32_t currentAddress = m_address;
for(const auto &bank : m_pageBanks) {
for(size_t i = 0; i < bank.pageCount; ++i) {
currentAddress += (uint32_t)bank.pageSize;
if((currentAddress > start) && (currentAddress < end)) {
ret.append(currentAddress);
} else if(currentAddress >= end) {
return ret;
}
}
}
return ret;
}
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