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/***************************************************************************
* Copyright (C) 2005-2006 Nicolas Hadacek <hadacek@kde.org> *
* Copyright (C) 2002-2003 Stephen Landamore <stephen@landamore.com> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include "icd.h"
#include "common/global/global.h"
#include "common/common/misc.h"
#include "common/port/port_base.h"
//-----------------------------------------------------------------------------
bool Icd::DeviceSpecific::doRead(Pic::MemoryRangeType type, Device::Array &data, const ::Programmer::VerifyData *vdata)
{
data.resize(device().nbWords(type));
if ( vdata==0 ) return hardware().readMemory(type, 0, data, vdata);
bool only = ( vdata->actions & ::Programmer::OnlyProgrammedVerify );
const Device::Array tmp = static_cast<const Pic::Memory &>(vdata->memory).arrayForWriting(type);
uint wordOffset;
Device::Array pdata = prepareRange(type, tmp, !only, wordOffset);
return hardware().readMemory(type, wordOffset, pdata, vdata);
}
Device::Array Icd::DeviceSpecific::prepareRange(Pic::MemoryRangeType type, const Device::Array &data,
bool force, uint &wordOffset)
{
if ( type!=Pic::MemoryRangeType::Code ) {
wordOffset = 0;
return data;
}
wordOffset = (force ? 0 : findNonMaskStart(type, data));
uint nbWords = 0;
if ( wordOffset!=data.count() ) {
uint end = (force ? data.count() : findNonMaskEnd(type, data));
nbWords = end - wordOffset + 1;
log(Log::DebugLevel::Normal, QString(" start=%1 nbWords=%2 total=%3 force=%4")
.arg(toHexLabel(wordOffset, device().nbCharsAddress())).arg(toHexLabel(nbWords, device().nbCharsAddress()))
.arg(toHexLabel(data.count(), device().nbCharsAddress())).arg(force ? "true" : "false"));
}
_base.progressMonitor().addTaskProgress(data.count()-nbWords);
return data.mid(wordOffset, nbWords);
}
bool Icd::DeviceSpecific::doWrite(Pic::MemoryRangeType type, const Device::Array &data, bool force)
{
Q_ASSERT( data.count()==device().nbWords(type) );
uint nb = device().nbWordsWriteAlignment(Pic::MemoryRangeType::Code);
if ( device().architecture()==Pic::Architecture::P18J && type==Pic::MemoryRangeType::Config ) {
Q_ASSERT( data.count()%2==0 );
int delta = nb - data.count()/2; // config memory words contains 1 byte
Q_ASSERT( delta>=0 );
Device::Array rdata(delta);
uint wordOffset = device().nbWords(Pic::MemoryRangeType::Code) - delta;
if ( !hardware().readMemory(Pic::MemoryRangeType::Code, wordOffset, rdata, 0) ) return false;
Device::Array pdata(nb);
for (uint i=0; i<uint(delta); i++) pdata[i] = rdata[i];
for (uint i=delta; i<nb; i++) {
pdata[i] = data[2*(i-delta)];
pdata[i] |= data[2*(i-delta)+1] << 8;
}
return hardware().writeMemory(Pic::MemoryRangeType::Code, wordOffset, pdata);
}
uint wordOffset;
Device::Array pdata = prepareRange(type, data, force, wordOffset);
if ( device().architecture()==Pic::Architecture::P18J && type==Pic::MemoryRangeType::Code ) {
uint end = wordOffset + pdata.size();
if ( end>=device().nbWords(Pic::MemoryRangeType::Code) ) {
Device::Array rdata(device().nbWords(Pic::MemoryRangeType::Config));
if ( !hardware().readMemory(Pic::MemoryRangeType::Code, device().nbWords(Pic::MemoryRangeType::Code), rdata, 0) ) return false;
uint n = rdata.count() / 2;
for (uint i=0; i<n; i++) {
pdata[pdata.size() - n + i] = rdata[2*i];
pdata[pdata.size() - n + i] |= rdata[2*i+1] << 8;
}
}
}
return hardware().writeMemory(type, wordOffset, pdata);
}
bool Icd::DeviceSpecific::doErase(bool)
{
if ( device().architecture()==Pic::Architecture::P18J ) { // ### also true for others ?
Device::Array data(device().nbWords(Pic::MemoryRangeType::Config));
for (uint i=0; i<data.size(); i++) data[i] = device().config()._words[i].wmask;
if ( !doWrite(Pic::MemoryRangeType::Config, data, true) ) return false;
}
return hardware().eraseAll();
}
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