diff options
Diffstat (limited to 'src/progs/icd2/base/icd.cpp')
-rw-r--r-- | src/progs/icd2/base/icd.cpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/progs/icd2/base/icd.cpp b/src/progs/icd2/base/icd.cpp new file mode 100644 index 0000000..bfb1129 --- /dev/null +++ b/src/progs/icd2/base/icd.cpp @@ -0,0 +1,94 @@ +/*************************************************************************** + * 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(); +} |