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debugger: prepare more direct TRK interaction

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This commit is contained in:
hjk
2009-09-29 09:49:09 +02:00
parent 51e1a23493
commit f685aa2361
2 changed files with 58 additions and 1 deletions
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54
src/plugins/debugger/gdb/trkgdbadapter.cpp
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@@ -95,7 +95,6 @@ TrkGdbAdapter::TrkGdbAdapter(GdbEngine *engine, const TrkOptionsPtr &options) :
m_bufferedMemoryRead(true),
m_waitCount(0)
{
setState(DebuggerNotReady);
#ifdef Q_OS_WIN
const DWORD portOffset = GetCurrentProcessId() % 100;
#else
@@ -622,6 +621,8 @@ void TrkGdbAdapter::handleGdbServerCommand(const QByteArray &cmd)
bool ok = false;
const uint registerNumber = regName.toInt(&ok, 16);
const uint value = swapEndian(valueName.toInt(&ok, 16));
// FIXME: Assume all goes well.
m_snapshot.registers[registerNumber] = value;
QByteArray ba = trkWriteRegisterMessage(registerNumber, value);
sendTrkMessage(0x13, TrkCB(handleWriteRegister), ba, "Write register");
// Note that App TRK refuses to write registers 13 and 14
@@ -1605,6 +1606,20 @@ void TrkGdbAdapter::write(const QByteArray &data)
sendTrkMessage(ba.at(0), TrkCB(handleDirectTrk), ba.mid(1));
return;
}
if (data.startsWith("@@")) {
QByteArray data1 = data.mid(2);
if (data1.endsWith(char(10)))
data1.chop(1);
if (data1.endsWith(char(13)))
data1.chop(1);
if (data1.endsWith(' '))
data1.chop(1);
bool ok;
uint addr = data1.toInt(&ok, 0);
qDebug() << "Writing: " << quoteUnprintableLatin1(data1) << addr;
directStep(addr);
return;
}
m_gdbProc.write(data, data.size());
}
@@ -1613,6 +1628,43 @@ void TrkGdbAdapter::handleDirectTrk(const TrkResult &result)
logMessage("HANDLE DIRECT TRK: " + stringFromArray(result.data));
}
uint oldPC;
void TrkGdbAdapter::directStep(uint addr)
{
// Write PC:
qDebug() << "ADDR: " << addr;
oldPC = m_snapshot.registers[RegisterPC];
m_snapshot.registers[RegisterPC] = addr;
QByteArray ba = trkWriteRegisterMessage(RegisterPC, addr);
sendTrkMessage(0x13, TrkCB(handleDirectStep1), ba, "Write PC");
}
void TrkGdbAdapter::handleDirectStep1(const TrkResult &result)
{
logMessage("HANDLE DIRECT STEP1: " + stringFromArray(result.data));
QByteArray ba;
appendByte(&ba, 0x11); // options "step over"
appendInt(&ba, m_snapshot.registers[RegisterPC]);
appendInt(&ba, m_snapshot.registers[RegisterPC]);
appendInt(&ba, m_session.pid);
appendInt(&ba, m_session.tid);
sendTrkMessage(0x19, TrkCB(handleDirectStep2), ba, "Direct step");
}
void TrkGdbAdapter::handleDirectStep2(const TrkResult &result)
{
logMessage("HANDLE DIRECT STEP2: " + stringFromArray(result.data));
m_snapshot.registers[RegisterPC] = oldPC;
QByteArray ba = trkWriteRegisterMessage(RegisterPC, oldPC);
sendTrkMessage(0x13, TrkCB(handleDirectStep3), ba, "Write PC");
}
void TrkGdbAdapter::handleDirectStep3(const TrkResult &result)
{
logMessage("HANDLE DIRECT STEP2: " + stringFromArray(result.data));
}
void TrkGdbAdapter::setWorkingDirectory(const QString &dir)
{
m_gdbProc.setWorkingDirectory(dir);