forked from qt-creator/qt-creator
1530 lines
53 KiB
C++
1530 lines
53 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#include "trkutils.h"
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#include "trkdevice.h"
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#include <QtCore/QPointer>
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#include <QtCore/QCoreApplication>
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#include <QtCore/QQueue>
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#include <QtCore/QTimer>
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#include <QtCore/QStringList>
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#include <QtNetwork/QTcpServer>
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#include <QtNetwork/QTcpSocket>
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#include <QtNetwork/QLocalServer>
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#include <QtNetwork/QLocalSocket>
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#ifdef Q_OS_UNIX
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#include <signal.h>
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void signalHandler(int)
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{
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qApp->exit(1);
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}
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#endif
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using namespace trk;
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enum { KnownRegisters = RegisterPSGdb + 1};
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static const char *registerNames[KnownRegisters] =
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{
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"A1", "A2", "A3", "A4",
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0, 0, 0, 0,
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0, 0, 0, "AP",
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"IP", "SP", "LR", "PC",
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"PSTrk", 0, 0, 0,
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0, 0, 0, 0,
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0, "PSGdb"
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};
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static inline void dumpRegister(int n, uint value, QByteArray &a)
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{
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a += ' ';
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if (n < KnownRegisters && registerNames[n]) {
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a += registerNames[n];
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} else {
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a += '#';
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a += QByteArray::number(n);
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}
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a += "=0x";
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a += QByteArray::number(value, 16);
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}
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struct AdapterOptions
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{
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AdapterOptions()
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: verbose(1),
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serialFrame(true),
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registerEndianness(LittleEndian),
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useSocket(false),
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bufferedMemoryRead(true)
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{}
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int verbose;
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bool serialFrame;
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Endianness registerEndianness;
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bool useSocket;
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bool bufferedMemoryRead;
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QString gdbServer;
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QString trkServer;
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};
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class Adapter : public QObject
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{
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Q_OBJECT
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public:
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typedef TrkFunctor1<const TrkResult &> Callback;
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Adapter();
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~Adapter();
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void setGdbServerName(const QString &name);
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void setTrkServerName(const QString &name) { m_trkServerName = name; }
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void setVerbose(int verbose) { m_verbose = verbose; }
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void setSerialFrame(bool b) { m_serialFrame = b; }
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void setRegisterEndianness(Endianness r) { m_registerEndianness = r; }
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void setUseSocket(bool s) { m_useSocket = s; }
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void setBufferedMemoryRead(bool b) { qDebug() << "Buffered=" << b; m_bufferedMemoryRead = b; }
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bool startServer();
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private slots:
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void handleResult(const trk::TrkResult &data);
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private:
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//
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// TRK
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//
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bool openTrkPort(const QString &port, QString *errorMessage); // or server name for local server
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void sendTrkMessage(byte code,
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Callback callBack = Callback(),
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const QByteArray &data = QByteArray(),
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const QVariant &cookie = QVariant(),
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bool invokeOnFailure = false);
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// convenience messages
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void sendTrkInitialPing();
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void sendTrkContinue();
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void waitForTrkFinished();
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void sendTrkAck(byte token);
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// kill process and breakpoints
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void cleanUp();
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void handleCpuType(const TrkResult &result);
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void handleCreateProcess(const TrkResult &result);
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void handleClearBreakpoint(const TrkResult &result);
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void handleSignalContinue(const TrkResult &result);
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void handleWaitForFinished(const TrkResult &result);
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void handleStop(const TrkResult &result);
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void handleSupportMask(const TrkResult &result);
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void handleTrkVersions(const TrkResult &result);
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void handleDisconnect(const TrkResult &result);
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void handleAndReportCreateProcess(const TrkResult &result);
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void handleAndReportReadRegisters(const TrkResult &result);
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QByteArray memoryReadLogMessage(uint addr, uint len, const QByteArray &ba) const;
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void handleAndReportSetBreakpoint(const TrkResult &result);
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void handleReadMemoryBuffered(const TrkResult &result);
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void handleReadMemoryUnbuffered(const TrkResult &result);
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void reportReadMemoryBuffered(const TrkResult &result);
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void reportToGdb(const TrkResult &result);
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void clearTrkBreakpoint(const Breakpoint &bp);
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void handleSetTrkBreakpoint(const TrkResult &result);
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void setTrkBreakpoint(const Breakpoint &bp);
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void readMemory(uint addr, uint len);
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void startInferiorIfNeeded();
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void interruptInferior();
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QSharedPointer<TrkWriteQueueDevice> m_trkDevice;
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QSharedPointer<QIODevice> m_socket;
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QSharedPointer<TrkWriteQueueIODevice> m_socketDevice;
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QString m_trkServerName;
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QByteArray m_trkReadBuffer;
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QList<Breakpoint> m_breakpoints;
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//
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// Gdb
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//
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Q_SLOT void handleGdbConnection();
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Q_SLOT void readFromGdb();
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void handleGdbResponse(const QByteArray &ba);
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void sendGdbMessage(const QByteArray &msg, const QByteArray &logNote = QByteArray());
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void sendGdbMessageAfterSync(const QByteArray &msg, const QByteArray &logNote = QByteArray());
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void sendGdbAckMessage();
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bool sendGdbPacket(const QByteArray &packet, bool doFlush);
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void logMessage(const QString &msg, bool force = false);
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QTcpServer m_gdbServer;
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QPointer<QTcpSocket> m_gdbConnection;
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QString m_gdbServerName;
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quint16 m_gdbServerPort;
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QByteArray m_gdbReadBuffer;
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bool m_gdbAckMode;
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// Debuggee state
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Session m_session; // global-ish data (process id, target information)
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Snapshot m_snapshot; // local-ish data (memory and registers)
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int m_verbose;
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Endianness m_registerEndianness;
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bool m_useSocket;
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bool m_serialFrame;
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bool m_startInferiorTriggered;
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bool m_bufferedMemoryRead;
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};
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Adapter::Adapter() :
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m_gdbConnection(0),
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m_gdbServerPort(0),
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m_gdbAckMode(true),
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m_verbose(1),
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m_registerEndianness(LittleEndian),
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m_useSocket(false),
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m_serialFrame(true),
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m_startInferiorTriggered(false),
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m_bufferedMemoryRead(true)
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{
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// m_breakpoints.append(Breakpoint(0x0040)); // E32Main
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}
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Adapter::~Adapter()
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{
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// Trk
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if (!m_socket.isNull())
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if (QLocalSocket *sock = qobject_cast<QLocalSocket *>(m_socket.data()))
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sock->abort();
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// Gdb
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m_gdbServer.close();
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logMessage("Shutting down.\n", true);
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}
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void Adapter::setGdbServerName(const QString &name)
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{
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int pos = name.indexOf(':');
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if (pos == -1) {
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m_gdbServerPort = 0;
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m_gdbServerName = name;
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} else {
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m_gdbServerPort = name.mid(pos + 1).toUInt();
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m_gdbServerName = name.left(pos);
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}
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}
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bool Adapter::startServer()
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{
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QString errorMessage;
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if (!openTrkPort(m_trkServerName, &errorMessage)) {
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logMessage(errorMessage, true);
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return false;
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}
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sendTrkInitialPing();
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sendTrkMessage(0x01); // Connect
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sendTrkMessage(0x05, Callback(this, &Adapter::handleSupportMask));
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sendTrkMessage(0x06, Callback(this, &Adapter::handleCpuType));
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sendTrkMessage(0x04, Callback(this, &Adapter::handleTrkVersions)); // Versions
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//sendTrkMessage(0x09); // Unrecognized command
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//sendTrkMessage(0x4a, 0,
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// "10 " + formatString("C:\\data\\usingdlls.sisx")); // Open File
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//sendTrkMessage(0x4B, 0, "00 00 00 01 73 1C 3A C8"); // Close File
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logMessage("Connected to TRK server");
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if (!m_gdbServer.listen(QHostAddress(m_gdbServerName), m_gdbServerPort)) {
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logMessage(QString("Unable to start the gdb server at %1:%2: %3.")
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.arg(m_gdbServerName).arg(m_gdbServerPort)
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.arg(m_gdbServer.errorString()), true);
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return false;
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}
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logMessage(QString("Gdb server running on %1:%2.\nRegister endianness: %3\nRun arm-gdb now.")
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.arg(m_gdbServerName).arg(m_gdbServer.serverPort()).arg(m_registerEndianness), true);
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connect(&m_gdbServer, SIGNAL(newConnection()),
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this, SLOT(handleGdbConnection()));
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return true;
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}
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void Adapter::logMessage(const QString &msg, bool force)
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{
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if (m_verbose || force)
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qDebug("ADAPTER: %s ", qPrintable(msg));
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}
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//
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// Gdb
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//
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void Adapter::handleGdbConnection()
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{
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logMessage("HANDLING GDB CONNECTION");
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m_gdbConnection = m_gdbServer.nextPendingConnection();
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connect(m_gdbConnection, SIGNAL(disconnected()),
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m_gdbConnection, SLOT(deleteLater()));
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connect(m_gdbConnection, SIGNAL(readyRead()),
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this, SLOT(readFromGdb()));
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m_startInferiorTriggered = false;
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}
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static inline QString msgGdbPacket(const QString &p)
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{
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return QLatin1String("gdb: -> ") + p;
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}
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void Adapter::readFromGdb()
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{
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QByteArray packet = m_gdbConnection->readAll();
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m_gdbReadBuffer.append(packet);
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logMessage(msgGdbPacket(QString::fromAscii(packet)));
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if (packet != m_gdbReadBuffer)
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logMessage("buffer: " + m_gdbReadBuffer);
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QByteArray &ba = m_gdbReadBuffer;
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while (ba.size()) {
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char code = ba.at(0);
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ba = ba.mid(1);
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if (code == '+') {
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//logMessage("ACK");
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continue;
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}
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if (code == '-') {
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logMessage("NAK: Retransmission requested");
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continue;
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}
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if (code == char(0x03)) {
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logMessage("INTERRUPT RECEIVED");
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interruptInferior();
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continue;
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}
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if (code != '$') {
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logMessage("Broken package (2) " + quoteUnprintableLatin1(ba)
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+ hexNumber(code));
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continue;
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}
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int pos = ba.indexOf('#');
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if (pos == -1) {
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logMessage("Invalid checksum format in "
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+ quoteUnprintableLatin1(ba));
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continue;
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}
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bool ok = false;
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uint checkSum = ba.mid(pos + 1, 2).toUInt(&ok, 16);
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if (!ok) {
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logMessage("Invalid checksum format 2 in "
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+ quoteUnprintableLatin1(ba));
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return;
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}
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//logMessage(QString("Packet checksum: %1").arg(checkSum));
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byte sum = 0;
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for (int i = 0; i < pos; ++i)
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sum += ba.at(i);
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if (sum != checkSum) {
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logMessage(QString("ERROR: Packet checksum wrong: %1 %2 in "
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+ quoteUnprintableLatin1(ba)).arg(checkSum).arg(sum));
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}
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QByteArray response = ba.left(pos);
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ba.remove(0, pos + 3);
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handleGdbResponse(response);
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}
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}
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bool Adapter::sendGdbPacket(const QByteArray &packet, bool doFlush)
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{
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if (!m_gdbConnection || m_gdbConnection->state() != QAbstractSocket::ConnectedState) {
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logMessage(QString::fromLatin1("Cannot write to gdb: Not connected (%1)").arg(QString::fromLatin1(packet)), true);
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return false;
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}
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if (m_gdbConnection->write(packet) == -1) {
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logMessage(QString::fromLatin1("Cannot write to gdb: %1 (%2)").arg(m_gdbConnection->errorString()).arg(QString::fromLatin1(packet)), true);
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return false;
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}
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if (doFlush)
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m_gdbConnection->flush();
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return true;
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}
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void Adapter::sendGdbAckMessage()
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{
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if (!m_gdbAckMode)
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return;
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QByteArray packet = "+";
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logMessage("gdb: <- " + packet);
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sendGdbPacket(packet, false);
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}
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void Adapter::sendGdbMessage(const QByteArray &msg, const QByteArray &logNote)
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{
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byte sum = 0;
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for (int i = 0; i != msg.size(); ++i)
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sum += msg.at(i);
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char checkSum[30];
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qsnprintf(checkSum, sizeof(checkSum) - 1, "%02x ", sum);
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//logMessage(QString("Packet checksum: %1").arg(sum));
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QByteArray packet;
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packet.append("$");
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packet.append(msg);
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packet.append('#');
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packet.append(checkSum);
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int pad = qMax(0, 24 - packet.size());
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logMessage("gdb: <- " + packet + QByteArray(pad, ' ') + logNote);
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sendGdbPacket(packet, true);
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}
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void Adapter::sendGdbMessageAfterSync(const QByteArray &msg, const QByteArray &logNote)
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{
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QByteArray ba = msg + char(1) + logNote;
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sendTrkMessage(TRK_WRITE_QUEUE_NOOP_CODE, Callback(this, &Adapter::reportToGdb), "", ba); // Answer gdb
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}
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void Adapter::reportToGdb(const TrkResult &result)
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{
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QByteArray message = result.cookie.toByteArray();
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QByteArray note;
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int pos = message.lastIndexOf(char(1)); // HACK
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if (pos != -1) {
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note = message.mid(pos + 1);
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message = message.left(pos);
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}
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message.replace("@CODESEG@", hexNumber(m_session.codeseg));
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message.replace("@DATASEG@", hexNumber(m_session.dataseg));
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message.replace("@PID@", hexNumber(m_session.pid));
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message.replace("@TID@", hexNumber(m_session.tid));
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sendGdbMessage(message, note);
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}
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static QByteArray breakpointTrkMessage(uint addr, int len, int pid, bool armMode = true)
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{
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QByteArray ba;
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appendByte(&ba, 0x82); // unused option
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appendByte(&ba, armMode /*bp.mode == ArmMode*/ ? 0x00 : 0x01);
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appendInt(&ba, addr);
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appendInt(&ba, len);
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appendInt(&ba, 0x00000001);
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appendInt(&ba, pid);
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appendInt(&ba, 0xFFFFFFFF);
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return ba;
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}
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void Adapter::handleGdbResponse(const QByteArray &response)
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{
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// http://sourceware.org/gdb/current/onlinedocs/gdb_34.html
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if (0) {}
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else if (response == "!") {
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sendGdbAckMessage();
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sendGdbMessage("", "extended mode not enabled");
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//sendGdbMessage("OK", "extended mode enabled");
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}
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else if (response.startsWith("?")) {
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if (m_verbose)
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logMessage(msgGdbPacket(QLatin1String("Query halted")));
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// Indicate the reason the target halted.
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// The reply is the same as for step and continue.
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sendGdbAckMessage();
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startInferiorIfNeeded();
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sendGdbMessage("T05library:r;", "target halted (library load)");
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// trap 05
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// sendGdbMessage("S05", "target halted (trap)");
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}
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else if (response == "c") {
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if (m_verbose)
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logMessage(msgGdbPacket(QLatin1String("continue")));
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sendGdbAckMessage();
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QByteArray ba;
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appendByte(&ba, 0); // options
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appendInt(&ba, 0); // start address
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appendInt(&ba, 0); // end address
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appendInt(&ba, m_session.pid);
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appendInt(&ba, m_session.tid);
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sendTrkMessage(0x18, Callback(), ba);
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// FIXME: should be triggered by real stop
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//sendGdbMessageAfterSync("S11", "target stopped");
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}
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else if (response.startsWith("C")) {
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if (m_verbose)
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logMessage(msgGdbPacket(QLatin1String("continue with signal")));
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// C sig[;addr] Continue with signal sig (hex signal number)
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//Reply: See section D.3 Stop Reply Packets, for the reply specifications.
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sendGdbAckMessage();
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bool ok = false;
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uint signalNumber = response.mid(1).toInt(&ok, 16);
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QByteArray ba;
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appendInt(&ba, m_session.pid);
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appendInt(&ba, m_session.tid);
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sendTrkMessage(0x18, Callback(this, &Adapter::handleSignalContinue), ba, signalNumber); // Continue
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}
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else if (response.startsWith("D")) {
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sendGdbAckMessage();
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sendGdbMessage("OK", "shutting down");
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qApp->quit();
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}
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else if (response == "g") {
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if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("read registers")));
|
|
// Read general registers.
|
|
//sendGdbMessage("00000000", "read registers");
|
|
sendGdbAckMessage();
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // Register set, only 0 supported
|
|
appendShort(&ba, 0);
|
|
appendShort(&ba, RegisterCount - 1); // last register
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x12, Callback(this, &Adapter::handleAndReportReadRegisters), ba, QVariant(), true);
|
|
}
|
|
|
|
else if (response.startsWith("Hc")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("Set thread & continue")));
|
|
// Set thread for subsequent operations (`m', `M', `g', `G', et.al.).
|
|
// for step and continue operations
|
|
//$Hc-1#09
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("OK", "set current thread for step & continue");
|
|
}
|
|
|
|
else if (response.startsWith("Hg")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("Set thread")));
|
|
// Set thread for subsequent operations (`m', `M', `g', `G', et.al.).
|
|
// for 'other operations. 0 - any thread
|
|
//$Hg0#df
|
|
sendGdbAckMessage();
|
|
m_session.currentThread = response.mid(2).toInt(0, 16);
|
|
sendGdbMessage("OK", "set current thread "
|
|
+ QByteArray::number(m_session.currentThread));
|
|
}
|
|
|
|
else if (response == "k") {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("kill")));
|
|
// kill
|
|
sendGdbAckMessage();
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // Sub-command: Delete Process
|
|
appendInt(&ba, m_session.pid);
|
|
sendTrkMessage(0x41, Callback(), ba, "Delete process"); // Delete Item
|
|
sendGdbMessageAfterSync("", "process killed");
|
|
}
|
|
|
|
else if (response.startsWith("m")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("read memory")));
|
|
// m addr,length
|
|
sendGdbAckMessage();
|
|
uint addr = 0, len = 0;
|
|
do {
|
|
const int pos = response.indexOf(',');
|
|
if (pos == -1)
|
|
break;
|
|
bool ok;
|
|
addr = response.mid(1, pos - 1).toUInt(&ok, 16);
|
|
if (!ok)
|
|
break;
|
|
len = response.mid(pos + 1).toUInt(&ok, 16);
|
|
if (!ok)
|
|
break;
|
|
} while (false);
|
|
if (len) {
|
|
readMemory(addr, len);
|
|
} else {
|
|
sendGdbMessage("E20", "Error " + response);
|
|
}
|
|
}
|
|
else if (response.startsWith("p")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("read register")));
|
|
// 0xf == current instruction pointer?
|
|
//sendGdbMessage("0000", "current IP");
|
|
sendGdbAckMessage();
|
|
#if 0
|
|
A1 = 0, first integer-like argument
|
|
A4 = 3, last integer-like argument
|
|
AP = 11,
|
|
IP = 12,
|
|
SP = 13, Contains address of top of stack
|
|
LR = 14, address to return to from a function call
|
|
PC = 15, Contains program counter
|
|
F0 = 16, first floating point register
|
|
F3 = 19, last floating point argument register
|
|
F7 = 23, last floating point register
|
|
FPS = 24, floating point status register
|
|
PS = 25, Contains processor status
|
|
WR0, WMMX data registers.
|
|
WR15 = WR0 + 15,
|
|
WC0, WMMX control registers.
|
|
WCSSF = WC0 + 2,
|
|
WCASF = WC0 + 3,
|
|
WC7 = WC0 + 7,
|
|
WCGR0, WMMX general purpose registers.
|
|
WCGR3 = WCGR0 + 3,
|
|
WCGR7 = WCGR0 + 7,
|
|
NUM_REGS,
|
|
|
|
// Other useful registers.
|
|
FP = 11, Frame register in ARM code, if used.
|
|
THUMB_FP = 7, Frame register in Thumb code, if used.
|
|
NUM_ARG_REGS = 4,
|
|
LAST_ARG = A4,
|
|
NUM_FP_ARG_REGS = 4,
|
|
LAST_FP_ARG = F3
|
|
#endif
|
|
bool ok = false;
|
|
const uint registerNumber = response.mid(1).toInt(&ok, 16);
|
|
QByteArray logMsg = "read register";
|
|
if (registerNumber == RegisterPSGdb) {
|
|
QByteArray ba;
|
|
appendInt(&ba, m_snapshot.registers[RegisterPSTrk], m_registerEndianness);
|
|
dumpRegister(registerNumber, m_snapshot.registers[RegisterPSTrk], logMsg);
|
|
sendGdbMessage(ba.toHex(), logMsg);
|
|
} else if (registerNumber < RegisterCount) {
|
|
QByteArray ba;
|
|
appendInt(&ba, m_snapshot.registers[registerNumber], m_registerEndianness);
|
|
dumpRegister(registerNumber, m_snapshot.registers[registerNumber], logMsg);
|
|
sendGdbMessage(ba.toHex(), logMsg);
|
|
} else {
|
|
sendGdbMessage("0000", "read single unknown register #" + QByteArray::number(registerNumber));
|
|
//sendGdbMessage("E01", "read single unknown register");
|
|
}
|
|
}
|
|
|
|
else if (response == "qAttached") {
|
|
//$qAttached#8f
|
|
// 1: attached to an existing process
|
|
// 0: created a new process
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("0", "new process created");
|
|
//sendGdbMessage("1", "attached to existing process");
|
|
//sendGdbMessage("E01", "new process created");
|
|
}
|
|
|
|
else if (response.startsWith("qC")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("query thread id")));
|
|
// Return the current thread ID
|
|
//$qC#b4
|
|
sendGdbAckMessage();
|
|
startInferiorIfNeeded();
|
|
sendGdbMessageAfterSync("QC@TID@");
|
|
}
|
|
|
|
else if (response.startsWith("qSupported")) {
|
|
//$qSupported#37
|
|
//$qSupported:multiprocess+#c6
|
|
//logMessage("Handling 'qSupported'");
|
|
sendGdbAckMessage();
|
|
if (0)
|
|
sendGdbMessage(QByteArray(), "nothing supported");
|
|
else
|
|
sendGdbMessage(
|
|
"PacketSize=7cf;"
|
|
//"QPassSignals+;"
|
|
"qXfer:libraries:read+;"
|
|
//"qXfer:auxv:read+;"
|
|
"qXfer:features:read+");
|
|
}
|
|
|
|
else if (response == "qPacketInfo") {
|
|
// happens with gdb 6.4.50.20060226-cvs / CodeSourcery
|
|
// deprecated by qSupported?
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("", "FIXME: nothing?");
|
|
}
|
|
|
|
else if (response == "qOffsets") {
|
|
sendGdbAckMessage();
|
|
startInferiorIfNeeded();
|
|
sendGdbMessageAfterSync("TextSeg=@CODESEG@;DataSeg=@DATASEG@");
|
|
}
|
|
|
|
else if (response == "qSymbol::") {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("notify can handle symbol lookup")));
|
|
// Notify the target that GDB is prepared to serve symbol lookup requests.
|
|
sendGdbAckMessage();
|
|
if (1)
|
|
sendGdbMessage("OK", "no further symbols needed");
|
|
else
|
|
sendGdbMessage("qSymbol:" + QByteArray("_Z7E32Mainv").toHex(), "ask for more");
|
|
}
|
|
|
|
else if (response.startsWith("qXfer:features:read:target.xml:")) {
|
|
// $qXfer:features:read:target.xml:0,7ca#46...Ack
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("l<target><architecture>symbianelf</architecture></target>");
|
|
}
|
|
|
|
else if (response == "QStartNoAckMode") {
|
|
//$qSupported#37
|
|
//logMessage("Handling 'QStartNoAckMode'");
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("OK", "ack no-ack mode");
|
|
m_gdbAckMode = false;
|
|
}
|
|
|
|
else if (response.startsWith("QPassSignals")) {
|
|
// list of signals to pass directly to inferior
|
|
// $QPassSignals:e;10;14;17;1a;1b;1c;21;24;25;4c;#8f
|
|
// happens only if "QPassSignals+;" is qSupported
|
|
sendGdbAckMessage();
|
|
// FIXME: use the parameters
|
|
sendGdbMessage("OK", "passing signals accepted");
|
|
}
|
|
|
|
else if (response == "s") {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("Step range")));
|
|
sendGdbAckMessage();
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // options
|
|
appendInt(&ba, m_snapshot.registers[RegisterPC]); // start address
|
|
appendInt(&ba, m_snapshot.registers[RegisterPC] + 4); // end address
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x19, Callback(), ba, "Step range");
|
|
// FIXME: should be triggered by "real" stop"
|
|
//sendGdbMessageAfterSync("S05", "target halted");
|
|
}
|
|
|
|
else if (response == "vCont?") {
|
|
// actions supported by the vCont packet
|
|
sendGdbAckMessage();
|
|
sendGdbMessage(""); // we don't support vCont.
|
|
//sendGdbMessage("vCont;c");
|
|
}
|
|
|
|
//else if (response.startsWith("vCont")) {
|
|
// // vCont[;action[:thread-id]]...'
|
|
//}
|
|
|
|
else if (response.startsWith("vKill")) {
|
|
// kill
|
|
sendGdbAckMessage();
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // Sub-command: Delete Process
|
|
appendInt(&ba, m_session.pid);
|
|
sendTrkMessage(0x41, Callback(), ba, "Delete process"); // Delete Item
|
|
sendGdbMessageAfterSync("", "process killed");
|
|
}
|
|
|
|
else if (response.startsWith("Z0,")) { // Insert breakpoint
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("Insert breakpoint")));
|
|
// $z0,786a4ccc,4#99
|
|
const int pos = response.lastIndexOf(',');
|
|
bool ok = false;
|
|
const uint addr = response.mid(3, pos - 1).toInt(&ok, 16);
|
|
const uint len = response.mid(pos + 1).toInt(&ok, 16);
|
|
if (m_verbose)
|
|
logMessage(QString::fromLatin1("Inserting breakpoint at 0x%1, %2").arg(addr,0 ,16).arg(len));
|
|
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x1B Set Break
|
|
//BreakType: 0x82
|
|
// Options: 0x00
|
|
// Address: 0x78674340 (2020033344) i.e + 0x00000340
|
|
// Length: 0x00000001 (1)
|
|
// Count: 0x00000000 (0)
|
|
//ProcessID: 0x000001b5 (437)
|
|
// ThreadID: 0xffffffff (-1)
|
|
// [1B 09 82 00 78 67 43 40 00 00 00 01 00 00 00 00
|
|
// 00 00 01 B5 FF FF FF FF]
|
|
const QByteArray ba = breakpointTrkMessage(addr, len, m_session.pid);
|
|
sendTrkMessage(0x1B, Callback(this, &Adapter::handleAndReportSetBreakpoint), ba);
|
|
//m_session.toekn
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
} else if (response.startsWith("qPart:") || response.startsWith("qXfer:")) {
|
|
QByteArray data = response.mid(1 + response.indexOf(':'));
|
|
// "qPart:auxv:read::0,147": Read OS auxiliary data (see info aux)
|
|
bool handled = false;
|
|
if (data.startsWith("auxv:read::")) {
|
|
const int offsetPos = data.lastIndexOf(':') + 1;
|
|
const int commaPos = data.lastIndexOf(',');
|
|
if (commaPos != -1) {
|
|
bool ok1 = false, ok2 = false;
|
|
const int offset = data.mid(offsetPos, commaPos - offsetPos).toInt(&ok1, 16);
|
|
const int length = data.mid(commaPos + 1).toInt(&ok2, 16);
|
|
if (ok1 && ok2) {
|
|
const QString msg = QString::fromLatin1("Read of OS auxilary vector (%1, %2) not implemented.").arg(offset).arg(length);
|
|
logMessage(msgGdbPacket(msg), true);
|
|
sendGdbMessage("E20", msg.toLatin1());
|
|
handled = true;
|
|
}
|
|
}
|
|
} // auxv read
|
|
if (!handled) {
|
|
const QString msg = QLatin1String("FIXME unknown 'XFER'-request: ") + QString::fromAscii(response);
|
|
logMessage(msgGdbPacket(msg), true);
|
|
sendGdbMessage("E20", msg.toLatin1());
|
|
}
|
|
} // qPart/qXfer
|
|
else {
|
|
logMessage(msgGdbPacket(QLatin1String("FIXME unknown: ") + QString::fromAscii(response)));
|
|
}
|
|
}
|
|
|
|
bool Adapter::openTrkPort(const QString &port, QString *errorMessage)
|
|
{
|
|
if (m_useSocket) {
|
|
QLocalSocket *socket = new QLocalSocket;
|
|
m_socket = QSharedPointer<QIODevice>(new QLocalSocket);
|
|
socket->connectToServer(port);
|
|
if (!socket->waitForConnected()) {
|
|
*errorMessage = "Unable to connect to TRK server " + m_trkServerName + ' ' + socket->errorString();
|
|
delete socket;
|
|
return false;
|
|
}
|
|
m_socketDevice = QSharedPointer<TrkWriteQueueIODevice>(new TrkWriteQueueIODevice(m_socket));
|
|
connect(m_socketDevice.data(), SIGNAL(messageReceived(trk::TrkResult)), this, SLOT(handleResult(trk::TrkResult)));
|
|
if (m_verbose > 1)
|
|
m_socketDevice->setVerbose(true);
|
|
m_socketDevice->setSerialFrame(m_serialFrame);
|
|
return true;
|
|
}
|
|
m_trkDevice = QSharedPointer<TrkWriteQueueDevice>(new TrkWriteQueueDevice);
|
|
connect(m_trkDevice.data(), SIGNAL(messageReceived(trk::TrkResult)), this, SLOT(handleResult(trk::TrkResult)));
|
|
if (m_verbose > 1)
|
|
m_trkDevice->setVerbose(true);
|
|
m_trkDevice->setSerialFrame(m_serialFrame);
|
|
return m_trkDevice->open(port, errorMessage);
|
|
}
|
|
|
|
void Adapter::sendTrkMessage(byte code, Callback callBack,
|
|
const QByteArray &data, const QVariant &cookie, bool invokeOnFailure)
|
|
{
|
|
if (m_useSocket)
|
|
m_socketDevice->sendTrkMessage(code, callBack, data, cookie, invokeOnFailure);
|
|
else
|
|
m_trkDevice->sendTrkMessage(code, callBack, data, cookie, invokeOnFailure);
|
|
}
|
|
|
|
void Adapter::sendTrkInitialPing()
|
|
{
|
|
if (m_useSocket)
|
|
m_socketDevice->sendTrkInitialPing();
|
|
else
|
|
m_trkDevice->sendTrkInitialPing();
|
|
}
|
|
|
|
void Adapter::sendTrkContinue()
|
|
{
|
|
QByteArray ba;
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x18, Callback(), ba, "CONTINUE");
|
|
}
|
|
|
|
void Adapter::waitForTrkFinished()
|
|
{
|
|
// initiate one last roundtrip to ensure all is flushed
|
|
sendTrkMessage(0x0, Callback(this, &Adapter::handleWaitForFinished));
|
|
}
|
|
|
|
void Adapter::sendTrkAck(byte token)
|
|
{
|
|
logMessage(QString("SENDING ACKNOWLEDGEMENT FOR TOKEN %1").arg(int(token)));
|
|
if (m_useSocket)
|
|
m_socketDevice->sendTrkAck(token);
|
|
else
|
|
m_trkDevice->sendTrkAck(token);
|
|
}
|
|
|
|
void Adapter::handleResult(const TrkResult &result)
|
|
{
|
|
if (result.isDebugOutput) {
|
|
logMessage(QLatin1String("APPLICATION OUTPUT: ") + QString::fromAscii(result.data));
|
|
return;
|
|
}
|
|
QByteArray prefix = "READ BUF: ";
|
|
QByteArray str = result.toString().toUtf8();
|
|
switch (result.code) {
|
|
case 0x80: // ACK
|
|
break;
|
|
case 0xff: { // NAK. This mostly means transmission error, not command failed.
|
|
QString logMsg;
|
|
QTextStream(&logMsg) << prefix << "NAK: for token=" << result.token << " ERROR: " << errorMessage(result.data.at(0)) << ' ' << str;
|
|
logMessage(logMsg, true);
|
|
break;
|
|
}
|
|
case 0x90: { // Notified Stopped
|
|
// 90 01 78 6a 40 40 00 00 07 23 00 00 07 24 00 00
|
|
const char *data = result.data.data();
|
|
const uint addr = extractInt(data); //code address: 4 bytes; code base address for the library
|
|
const uint pid = extractInt(data + 4); // ProcessID: 4 bytes;
|
|
const uint tid = extractInt(data + 8); // ThreadID: 4 bytes
|
|
logMessage(prefix + QString::fromLatin1("NOTE: PID %1/TID %2 STOPPED at 0x%3").arg(pid).arg(tid).arg(addr, 0, 16));
|
|
sendTrkAck(result.token);
|
|
if (addr) {
|
|
// Todo: Do not send off GdbMessages if a synced gdb query is pending, queue instead
|
|
sendGdbMessage("S05", "Target stopped");
|
|
} else {
|
|
if (m_verbose)
|
|
logMessage(QLatin1String("Ignoring stop at 0"));
|
|
}
|
|
break;
|
|
}
|
|
case 0x91: { // Notify Exception (obsolete)
|
|
logMessage(prefix + "NOTE: EXCEPTION " + str);
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
case 0x92: { //
|
|
logMessage(prefix + "NOTE: INTERNAL ERROR: " + str);
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
|
|
// target->host OS notification
|
|
case 0xa0: { // Notify Created
|
|
const char *data = result.data.data();
|
|
const byte error = result.data.at(0);
|
|
const byte type = result.data.at(1); // type: 1 byte; for dll item, this value is 2.
|
|
const uint pid = extractInt(data + 2); // ProcessID: 4 bytes;
|
|
const uint tid = extractInt(data + 6); //threadID: 4 bytes
|
|
const uint codeseg = extractInt(data + 10); //code address: 4 bytes; code base address for the library
|
|
const uint dataseg = extractInt(data + 14); //data address: 4 bytes; data base address for the library
|
|
const uint len = extractShort(data + 18); //length: 2 bytes; length of the library name string to follow
|
|
const QByteArray name = result.data.mid(20, len); // name: library name
|
|
m_session.modules += QString::fromAscii(name);
|
|
QString logMsg;
|
|
QTextStream str(&logMsg);
|
|
str<< prefix << " NOTE: LIBRARY LOAD: token=" << result.token;
|
|
if (error)
|
|
str<< " ERROR: " << int(error);
|
|
str << " TYPE: " << int(type) << " PID: " << pid << " TID: " << tid;
|
|
str.setIntegerBase(16);
|
|
str << " CODE: 0x" << codeseg << " DATA: 0x" << dataseg;
|
|
str.setIntegerBase(10);
|
|
str << " NAME: '" << name << '\'';
|
|
logMessage(logMsg);
|
|
sendTrkContinue();
|
|
break;
|
|
}
|
|
case 0xa1: { // NotifyDeleted
|
|
const ushort itemType = (unsigned char)result.data.at(1);
|
|
const ushort len = result.data.size() > 12 ? extractShort(result.data.data() + 10) : ushort(0);
|
|
const QString name = len ? QString::fromAscii(result.data.mid(12, len)) : QString();
|
|
if (!name.isEmpty())
|
|
m_session.modules.removeAll(name);
|
|
logMessage(QString::fromLatin1("%1 %2 UNLOAD: %3").
|
|
arg(QString::fromAscii(prefix)).arg(itemType ? QLatin1String("LIB") : QLatin1String("PROCESS")).
|
|
arg(name));
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
case 0xa2: { // NotifyProcessorStarted
|
|
logMessage(prefix + "NOTE: PROCESSOR STARTED: " + str);
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
case 0xa6: { // NotifyProcessorStandby
|
|
logMessage(prefix + "NOTE: PROCESSOR STANDBY: " + str);
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
case 0xa7: { // NotifyProcessorReset
|
|
logMessage(prefix + "NOTE: PROCESSOR RESET: " + str);
|
|
sendTrkAck(result.token);
|
|
break;
|
|
}
|
|
default: {
|
|
logMessage(prefix + "INVALID: " + str);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Adapter::handleCpuType(const TrkResult &result)
|
|
{
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 03 00 04 00 00 04 00 00 00]
|
|
m_session.cpuMajor = result.data[1];
|
|
m_session.cpuMinor = result.data[2];
|
|
m_session.bigEndian = result.data[3];
|
|
m_session.defaultTypeSize = result.data[4];
|
|
m_session.fpTypeSize = result.data[5];
|
|
m_session.extended1TypeSize = result.data[6];
|
|
//m_session.extended2TypeSize = result.data[6];
|
|
QString logMsg;
|
|
QTextStream(&logMsg) << "HANDLE CPU TYPE: " << " CPU=" << m_session.cpuMajor << '.'
|
|
<< m_session.cpuMinor << " bigEndian=" << m_session.bigEndian
|
|
<< " defaultTypeSize=" << m_session.defaultTypeSize
|
|
<< " fpTypeSize=" << m_session.fpTypeSize << " extended1TypeSize=" << m_session.extended1TypeSize;
|
|
logMessage(logMsg);
|
|
}
|
|
|
|
void Adapter::setTrkBreakpoint(const Breakpoint &bp)
|
|
{
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x1B Set Break
|
|
//BreakType: 0x82
|
|
// Options: 0x00
|
|
// Address: 0x78674340 (2020033344) i.e + 0x00000340
|
|
// Length: 0x00000001 (1)
|
|
// Count: 0x00000000 (0)
|
|
//ProcessID: 0x000001b5 (437)
|
|
// ThreadID: 0xffffffff (-1)
|
|
// [1B 09 82 00 78 67 43 40 00 00 00 01 00 00 00 00
|
|
// 00 00 01 B5 FF FF FF FF]
|
|
const QByteArray ba = breakpointTrkMessage(m_session.codeseg + bp.offset, 1, m_session.pid);
|
|
sendTrkMessage(0x1B, Callback(this, &Adapter::handleSetTrkBreakpoint), ba);
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
}
|
|
|
|
void Adapter::handleSetTrkBreakpoint(const TrkResult &result)
|
|
{
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
const uint bpnr = extractInt(result.data.data());
|
|
if (m_verbose)
|
|
logMessage(QString::fromLatin1("SET BREAKPOINT %1 %2").arg(bpnr).arg(stringFromArray(result.data.data())));
|
|
}
|
|
|
|
void Adapter::handleCreateProcess(const TrkResult &result)
|
|
{
|
|
// 40 00 00]
|
|
//logMessage(" RESULT: " + result.toString());
|
|
// [80 08 00 00 00 01 B5 00 00 01 B6 78 67 40 00 00 40 00 00]
|
|
const char *data = result.data.data();
|
|
m_session.pid = extractInt(data + 1);
|
|
m_session.tid = extractInt(data + 5);
|
|
m_session.codeseg = extractInt(data + 9);
|
|
m_session.dataseg = extractInt(data + 13);
|
|
QString logMsg = QString::fromLatin1("handleCreateProcess PID=%1 TID=%2 CODE=0x%3 (%4) DATA=0x%5 (%6)")
|
|
.arg(m_session.pid).arg(m_session.tid).arg(m_session.codeseg, 0 ,16).arg(m_session.codeseg).arg(m_session.dataseg, 0, 16).arg(m_session.dataseg);
|
|
logMessage(logMsg);
|
|
foreach (const Breakpoint &bp, m_breakpoints)
|
|
setTrkBreakpoint(bp);
|
|
|
|
sendTrkContinue();
|
|
#if 0
|
|
/*
|
|
logMessage("PID: " + formatInt(m_session.pid) + m_session.pid);
|
|
logMessage("TID: " + formatInt(m_session.tid) + m_session.tid);
|
|
logMessage("COD: " + formatInt(m_session.codeseg) + m_session.codeseg);
|
|
logMessage("DAT: " + formatInt(m_session.dataseg) + m_session.dataseg);
|
|
*/
|
|
|
|
|
|
//setTrkBreakpoint(0x0000, ArmMode);
|
|
//clearTrkBreakpoint(0x0000);
|
|
|
|
|
|
|
|
|
|
#if 1
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x42 Read Info
|
|
// [42 0C 00 06 00 00 00 00 00 14 50 6F 6C 79 6D 6F
|
|
// 72 70 68 69 63 44 4C 4C 32 2E 64 6C 6C 00]
|
|
sendTrkMessage(0x42, Callback(this, &Adapter::handleReadInfo),
|
|
"00 06 00 00 00 00 00 14 50 6F 6C 79 6D 6F "
|
|
"72 70 68 69 63 44 4C 4C 32 2E 64 6C 6C 00");
|
|
//sendTrkMessage(0x42, Callback(this, &Adapter::handleReadInfo),
|
|
// "00 01 00 00 00 00");
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x20 Unspecified general OS-related error
|
|
// [80 0C 20]
|
|
|
|
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x42 Read Info
|
|
// [42 0D 00 06 00 00 00 00 00 14 50 6F 6C 79 6D 6F
|
|
// 72 70 68 69 63 44 4C 4C 31 2E 64 6C 6C 00]
|
|
sendTrkMessage(0x42, Callback(this, &Adapter::handleReadInfo),
|
|
"00 06 00 00 00 00 00 14 50 6F 6C 79 6D 6F "
|
|
"72 70 68 69 63 44 4C 4C 31 2E 64 6C 6C 00");
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x20 Unspecified general OS-related error
|
|
// [80 0D 20]
|
|
#endif
|
|
|
|
//sendTrkMessage(0x18, Callback(this, &Adapter::handleStop),
|
|
// "01 " + formatInt(m_session.pid) + formatInt(m_session.tid));
|
|
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x18 Continue
|
|
//ProcessID: 0x000001B5 (437)
|
|
// ThreadID: 0x000001B6 (438)
|
|
// [18 0E 00 00 01 B5 00 00 01 B6]
|
|
QByteArray ba;
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x18, Callback(this, &Adapter::handleContinue), ba);
|
|
//sendTrkMessage(0x18, Callback(this, &Adapter::handleContinue),
|
|
// formatInt(m_session.pid) + "ff ff ff ff");
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 0E 00]
|
|
#endif
|
|
}
|
|
|
|
void Adapter::handleAndReportReadRegisters(const TrkResult &result)
|
|
{
|
|
//logMessage(" RESULT: " + result.toString());
|
|
// [80 0B 00 00 00 00 00 C9 24 FF BC 00 00 00 00 00
|
|
// 60 00 00 00 00 00 00 78 67 79 70 00 00 00 00 00...]
|
|
|
|
const char *data = result.data.data() + 1; // Skip ok byte
|
|
for (int i = 0; i < RegisterCount; ++i) {
|
|
m_snapshot.registers[i] = extractInt(data + 4 * i);
|
|
}
|
|
QByteArray ba;
|
|
for (int i = 0; i < 16; ++i) {
|
|
const uint reg = m_registerEndianness == LittleEndian ? swapEndian(m_snapshot.registers[i]) : m_snapshot.registers[i];
|
|
ba += hexNumber(reg, 8);
|
|
}
|
|
QByteArray logMsg = "register contents";
|
|
if (m_verbose > 1) {
|
|
for (int i = 0; i < RegisterCount; ++i)
|
|
dumpRegister(i, m_snapshot.registers[i], logMsg);
|
|
}
|
|
sendGdbMessage(ba, logMsg);
|
|
}
|
|
|
|
static inline QString msgMemoryReadError(int code, uint addr, uint len = 0)
|
|
{
|
|
const QString lenS = len ? QString::number(len) : QLatin1String("<unknown>");
|
|
return QString::fromLatin1("Memory read error %1 at: 0x%2 %3").arg(code).arg(addr, 0 ,16).arg(lenS);
|
|
}
|
|
|
|
void Adapter::handleReadMemoryBuffered(const TrkResult &result)
|
|
{
|
|
const uint blockaddr = result.cookie.toUInt();
|
|
if (const int errorCode = result.errorCode()) {
|
|
logMessage(msgMemoryReadError(errorCode, blockaddr));
|
|
return;
|
|
}
|
|
const QByteArray ba = result.data.mid(1);
|
|
m_snapshot.memory.insert(blockaddr , ba);
|
|
}
|
|
|
|
// Format log message for memory access with some smartness about registers
|
|
QByteArray Adapter::memoryReadLogMessage(uint addr, uint len, const QByteArray &ba) const
|
|
{
|
|
QByteArray logMsg = "memory contents";
|
|
if (m_verbose > 1) {
|
|
logMsg += " addr: 0x";
|
|
logMsg += QByteArray::number(addr, 16);
|
|
// indicate dereferencing of registers
|
|
if (len == 4) {
|
|
if (addr == m_snapshot.registers[RegisterPC]) {
|
|
logMsg += "[PC]";
|
|
} else if (addr == m_snapshot.registers[RegisterPSTrk]) {
|
|
logMsg += "[PSTrk]";
|
|
} else if (addr == m_snapshot.registers[RegisterSP]) {
|
|
logMsg += "[SP]";
|
|
} else if (addr == m_snapshot.registers[RegisterLR]) {
|
|
logMsg += "[LR]";
|
|
} else if (addr > m_snapshot.registers[RegisterSP] && (addr - m_snapshot.registers[RegisterSP]) < 10240) {
|
|
logMsg += "[SP+"; // Stack area ...stack seems to be top-down
|
|
logMsg += QByteArray::number(addr - m_snapshot.registers[RegisterSP]);
|
|
logMsg += ']';
|
|
}
|
|
}
|
|
logMsg += " length ";
|
|
logMsg += QByteArray::number(len);
|
|
logMsg += " :";
|
|
logMsg += stringFromArray(ba, 16);
|
|
}
|
|
return logMsg;
|
|
}
|
|
|
|
void Adapter::reportReadMemoryBuffered(const TrkResult &result)
|
|
{
|
|
const qulonglong cookie = result.cookie.toULongLong();
|
|
const uint addr = cookie >> 32;
|
|
const uint len = uint(cookie);
|
|
|
|
// Gdb accepts less memory according to documentation.
|
|
// Send E on complete failure.
|
|
QByteArray ba;
|
|
uint blockaddr = (addr / MemoryChunkSize) * MemoryChunkSize;
|
|
for (; blockaddr < addr + len; blockaddr += MemoryChunkSize) {
|
|
const Snapshot::Memory::const_iterator it = m_snapshot.memory.constFind(blockaddr);
|
|
if (it == m_snapshot.memory.constEnd())
|
|
break;
|
|
ba.append(it.value());
|
|
}
|
|
const int previousChunkOverlap = addr % MemoryChunkSize;
|
|
if (previousChunkOverlap != 0 && ba.size() > previousChunkOverlap)
|
|
ba.remove(0, previousChunkOverlap);
|
|
if (ba.size() > int(len))
|
|
ba.truncate(len);
|
|
|
|
if (ba.isEmpty()) {
|
|
ba = "E20";
|
|
sendGdbMessage(ba, msgMemoryReadError(32, addr, len).toLatin1());
|
|
} else {
|
|
sendGdbMessage(ba.toHex(), memoryReadLogMessage(addr, len, ba));
|
|
}
|
|
}
|
|
|
|
void Adapter::handleReadMemoryUnbuffered(const TrkResult &result)
|
|
{
|
|
const uint blockaddr = result.cookie.toUInt();
|
|
if (const int errorCode = result.errorCode()) {
|
|
const QByteArray ba = "E20";
|
|
sendGdbMessage(ba, msgMemoryReadError(32, blockaddr).toLatin1());
|
|
} else {
|
|
const QByteArray ba = result.data.mid(1);
|
|
sendGdbMessage(ba.toHex(), memoryReadLogMessage(blockaddr, ba.size(), ba));
|
|
}
|
|
}
|
|
|
|
void Adapter::handleAndReportSetBreakpoint(const TrkResult &result)
|
|
{
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
uint bpnr = extractInt(result.data.data());
|
|
logMessage("SET BREAKPOINT " + bpnr
|
|
+ stringFromArray(result.data.data()));
|
|
sendGdbMessage("OK");
|
|
}
|
|
|
|
void Adapter::clearTrkBreakpoint(const Breakpoint &bp)
|
|
{
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x1C Clear Break
|
|
// [1C 25 00 00 00 0A 78 6A 43 40]
|
|
QByteArray ba;
|
|
appendByte(&ba, 0x00);
|
|
appendShort(&ba, bp.number);
|
|
appendInt(&ba, m_session.codeseg + bp.offset);
|
|
sendTrkMessage(0x1C, Callback(this, &Adapter::handleClearBreakpoint), ba);
|
|
}
|
|
|
|
void Adapter::handleClearBreakpoint(const TrkResult &result)
|
|
{
|
|
Q_UNUSED(result);
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
logMessage("CLEAR BREAKPOINT ");
|
|
}
|
|
|
|
void Adapter::handleSignalContinue(const TrkResult &result)
|
|
{
|
|
int signalNumber = result.cookie.toInt();
|
|
logMessage(" HANDLE SIGNAL CONTINUE: " + stringFromArray(result.data));
|
|
qDebug() << "NUMBER" << signalNumber;
|
|
sendGdbMessage("O" + QByteArray("Console output").toHex());
|
|
sendGdbMessage("W81"); // "Process exited with result 1
|
|
}
|
|
|
|
void Adapter::handleWaitForFinished(const TrkResult &result)
|
|
{
|
|
logMessage(" FINISHED: " + stringFromArray(result.data));
|
|
//qApp->exit(1);
|
|
}
|
|
|
|
void Adapter::handleSupportMask(const TrkResult &result)
|
|
{
|
|
const char *data = result.data.data();
|
|
QByteArray str;
|
|
for (int i = 0; i < 32; ++i) {
|
|
//str.append(" [" + formatByte(data[i]) + "]: ");
|
|
for (int j = 0; j < 8; ++j)
|
|
if (data[i] & (1 << j))
|
|
str.append(QByteArray::number(i * 8 + j, 16));
|
|
}
|
|
logMessage("SUPPORTED: " + str);
|
|
}
|
|
|
|
void Adapter::handleTrkVersions(const TrkResult &result)
|
|
{
|
|
QString logMsg;
|
|
QTextStream str(&logMsg);
|
|
str << "Versions: ";
|
|
if (result.data.size() >= 5) {
|
|
str << "Trk version " << int(result.data.at(1)) << '.' << int(result.data.at(2))
|
|
<< ", Protocol version " << int(result.data.at(3)) << '.' << int(result.data.at(4));
|
|
}
|
|
logMessage(logMsg);
|
|
}
|
|
|
|
void Adapter::handleDisconnect(const TrkResult & /*result*/)
|
|
{
|
|
logMessage(QLatin1String("Trk disconnected"), true);
|
|
}
|
|
|
|
void Adapter::cleanUp()
|
|
{
|
|
//
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x41 Delete Item
|
|
// Sub Cmd: Delete Process
|
|
//ProcessID: 0x0000071F (1823)
|
|
// [41 24 00 00 00 00 07 1F]
|
|
logMessage(QString::fromLatin1("Cleanup PID=%1").arg(m_session.pid), true);
|
|
if (!m_session.pid)
|
|
return;
|
|
|
|
QByteArray ba;
|
|
appendByte(&ba, 0x00);
|
|
appendByte(&ba, 0x00);
|
|
appendInt(&ba, m_session.pid);
|
|
sendTrkMessage(0x41, Callback(), ba, "Delete process");
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 24 00]
|
|
|
|
foreach (const Breakpoint &bp, m_breakpoints)
|
|
clearTrkBreakpoint(bp);
|
|
|
|
sendTrkMessage(0x02, Callback(this, &Adapter::handleDisconnect));
|
|
m_startInferiorTriggered = false;
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x1C Clear Break
|
|
// [1C 25 00 00 00 0A 78 6A 43 40]
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0xA1 Notify Deleted
|
|
// [A1 09 00 00 00 00 00 00 00 00 07 1F]
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00]
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 25 00]
|
|
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x1C Clear Break
|
|
// [1C 26 00 00 00 0B 78 6A 43 70]
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 26 00]
|
|
|
|
|
|
//---IDE------------------------------------------------------
|
|
// Command: 0x02 Disconnect
|
|
// [02 27]
|
|
// sendTrkMessage(0x02, Callback(this, &Adapter::handleDisconnect));
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
}
|
|
|
|
static inline QByteArray memoryRequestTrkMessage(uint addr, uint len, int pid, int tid)
|
|
{
|
|
QByteArray ba;
|
|
appendByte(&ba, 0x08); // Options, FIXME: why?
|
|
appendShort(&ba, len);
|
|
appendInt(&ba, addr);
|
|
appendInt(&ba, pid);
|
|
appendInt(&ba, tid);
|
|
return ba;
|
|
}
|
|
|
|
void Adapter::readMemory(uint addr, uint len)
|
|
{
|
|
Q_ASSERT(len < (2 << 16));
|
|
|
|
// We try to get medium-sized chunks of data from the device
|
|
if (m_verbose > 2)
|
|
logMessage(QString::fromLatin1("readMemory %1 bytes from 0x%2 blocksize=%3").arg(len).arg(addr, 0, 16).arg(MemoryChunkSize));
|
|
|
|
if (m_bufferedMemoryRead) {
|
|
uint blockaddr = (addr / MemoryChunkSize) * MemoryChunkSize;
|
|
for (; blockaddr < addr + len; blockaddr += MemoryChunkSize) {
|
|
if (!m_snapshot.memory.contains(blockaddr)) {
|
|
if (m_verbose)
|
|
logMessage(QString::fromLatin1("Requesting buffered memory %1 bytes from 0x%2").arg(MemoryChunkSize).arg(blockaddr, 0, 16));
|
|
sendTrkMessage(0x10, Callback(this, &Adapter::handleReadMemoryBuffered),
|
|
memoryRequestTrkMessage(blockaddr, MemoryChunkSize, m_session.pid, m_session.tid),
|
|
QVariant(blockaddr), true);
|
|
}
|
|
}
|
|
const qulonglong cookie = (qulonglong(addr) << 32) + len;
|
|
sendTrkMessage(TRK_WRITE_QUEUE_NOOP_CODE, Callback(this, &Adapter::reportReadMemoryBuffered), QByteArray(), cookie);
|
|
} else {
|
|
if (m_verbose)
|
|
logMessage(QString::fromLatin1("Requesting unbuffered memory %1 bytes from 0x%2").arg(len).arg(addr, 0, 16));
|
|
sendTrkMessage(0x10, Callback(this, &Adapter::handleReadMemoryUnbuffered),
|
|
memoryRequestTrkMessage(addr, len, m_session.pid, m_session.tid),
|
|
QVariant(addr), true);
|
|
}
|
|
}
|
|
|
|
void Adapter::startInferiorIfNeeded()
|
|
{
|
|
if (m_startInferiorTriggered)
|
|
return;
|
|
if (m_session.pid != 0) {
|
|
qDebug() << "Process already 'started'";
|
|
return;
|
|
}
|
|
// It's not started yet
|
|
m_startInferiorTriggered = true;
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // ?
|
|
appendByte(&ba, 0); // ?
|
|
appendByte(&ba, 0); // ?
|
|
|
|
QByteArray file("C:\\sys\\bin\\filebrowseapp.exe");
|
|
appendString(&ba, file, TargetByteOrder);
|
|
sendTrkMessage(0x40, Callback(this, &Adapter::handleCreateProcess), ba); // Create Item
|
|
}
|
|
|
|
void Adapter::interruptInferior()
|
|
{
|
|
QByteArray ba;
|
|
// stop the thread (2) or the process (1) or the whole system (0)
|
|
appendByte(&ba, 1);
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid); // threadID: 4 bytes Variable number of bytes.
|
|
sendTrkMessage(0x1A, Callback(), ba, "Interrupting...");
|
|
}
|
|
|
|
static bool readAdapterArgs(const QStringList &args, AdapterOptions *o)
|
|
{
|
|
int argNumber = 0;
|
|
const QStringList::const_iterator cend = args.constEnd();
|
|
QStringList::const_iterator it = args.constBegin();
|
|
for (++it; it != cend; ++it) {
|
|
if (it->startsWith(QLatin1Char('-'))) {
|
|
if (*it == QLatin1String("-v")) {
|
|
o->verbose++;
|
|
} else if (*it == QLatin1String("-q")) {
|
|
o->verbose = 0;
|
|
} else if (*it == QLatin1String("-b")) {
|
|
o->registerEndianness = BigEndian;
|
|
} else if (*it == QLatin1String("-s")) {
|
|
o->useSocket = true;
|
|
} else if (*it == QLatin1String("-f")) {
|
|
o->serialFrame = false;
|
|
} else if (*it == QLatin1String("-u")) {
|
|
o->bufferedMemoryRead = false;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
switch (argNumber++) {
|
|
case 0:
|
|
o->trkServer = *it;
|
|
break;
|
|
case 1:
|
|
o->gdbServer = *it;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return !o->gdbServer.isEmpty();
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
#ifdef Q_OS_UNIX
|
|
signal(SIGUSR1, signalHandler);
|
|
#endif
|
|
|
|
QCoreApplication app(argc, argv);
|
|
AdapterOptions options;
|
|
|
|
if (!readAdapterArgs(app.arguments(), &options)) {
|
|
qDebug("Usage: %s [-v|-q] [-b][-s][-l][-u] <trk com/trkservername> <gdbserverport>\n"
|
|
"Options: -v verbose\n"
|
|
" -f Turn serial message frame off\n"
|
|
" -u Turn buffered memory read off\n"
|
|
" -q quiet\n"
|
|
" -s Use socket (simulation)\n"
|
|
" -b Set register endianness to big\n", argv[0]);
|
|
return 1;
|
|
}
|
|
|
|
qDebug() << "Adapter args: " << app.arguments();
|
|
|
|
Adapter adapter;
|
|
adapter.setTrkServerName(options.trkServer);
|
|
adapter.setGdbServerName(options.gdbServer);
|
|
adapter.setVerbose(options.verbose);
|
|
adapter.setBufferedMemoryRead(options.bufferedMemoryRead);
|
|
adapter.setRegisterEndianness(options.registerEndianness);
|
|
adapter.setUseSocket(options.useSocket);
|
|
adapter.setSerialFrame(options.serialFrame);
|
|
if (adapter.startServer())
|
|
return app.exec();
|
|
return 4;
|
|
}
|
|
|
|
#include "adapter.moc"
|