forked from qt-creator/qt-creator
1660 lines
54 KiB
C++
1660 lines
54 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 <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_WIN
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#include <windows.h>
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// Non-blocking replacement for win-api ReadFile function
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BOOL WINAPI TryReadFile(HANDLE hFile,
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LPVOID lpBuffer,
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DWORD nNumberOfBytesToRead,
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LPDWORD lpNumberOfBytesRead,
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LPOVERLAPPED lpOverlapped)
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{
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COMSTAT comStat;
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if(!ClearCommError(hFile, NULL, &comStat)){
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qDebug() << "ClearCommError() failed";
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return FALSE;
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}
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if (!comStat.cbInQue)
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return FALSE;
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return ReadFile(hFile,
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lpBuffer,
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qMin(comStat.cbInQue, nNumberOfBytesToRead),
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lpNumberOfBytesRead,
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lpOverlapped);
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}
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// Format windows error from GetLastError() value.
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QString winErrorMessage(unsigned long error)
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{
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QString rc = QString::fromLatin1("#%1: ").arg(error);
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ushort *lpMsgBuf;
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const int len = FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, error, 0, (LPTSTR)&lpMsgBuf, 0, NULL);
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if (len) {
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rc = QString::fromUtf16(lpMsgBuf, len);
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LocalFree(lpMsgBuf);
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} else {
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rc += QString::fromLatin1("<unknown error>");
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}
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return rc;
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}
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#endif
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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 { TRK_SYNC = 0x7f };
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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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AdapterOptions() : verbose(1),registerEndianness(LittleEndian),useSocket(false) {}
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int verbose;
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Endianness registerEndianness;
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bool useSocket;
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QString gdbServer;
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QString trkServer;
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};
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#define CB(s) &Adapter::s
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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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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 setRegisterEndianness(Endianness r) { m_registerEndianness = r; }
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void setUseSocket(bool s) { m_useSocket = s; }
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bool startServer();
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private:
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//
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// TRK
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//
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Q_SLOT void readFromTrk();
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typedef void (Adapter::*TrkCallBack)(const TrkResult &);
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struct TrkMessage
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{
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TrkMessage() : code(0), token(0), callBack(0), invokeOnFailure(0) {}
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byte code;
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byte token;
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QByteArray data;
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QVariant cookie;
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TrkCallBack callBack;
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bool invokeOnFailure;
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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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TrkCallBack calBack = 0,
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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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// adds message to 'send' queue
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void queueTrkMessage(const TrkMessage &msg);
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void tryTrkWrite();
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void tryTrkRead();
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// actually writes a message to the device
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void trkWrite(const TrkMessage &msg);
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// convienience 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 timerEvent(QTimerEvent *ev);
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byte nextTrkWriteToken();
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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 handleReadMemory(const TrkResult &result);
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void reportReadMemory(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 handleResult(const TrkResult &data);
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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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#ifdef Q_OS_WIN
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HANDLE m_winComDevice;
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#endif
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QLocalSocket *m_socketDevice;
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QString m_trkServerName;
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QByteArray m_trkReadBuffer;
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unsigned char m_trkWriteToken;
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QQueue<TrkMessage> m_trkWriteQueue;
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QHash<byte, TrkMessage> m_writtenTrkMessages;
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QByteArray m_trkReadQueue;
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bool m_trkWriteBusy;
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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_startInferiorTriggered;
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};
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Adapter::Adapter() :
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#ifdef Q_OS_WIN
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m_winComDevice(NULL),
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#endif
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m_socketDevice(0),
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m_trkWriteToken(0),
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m_trkWriteBusy(false),
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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_startInferiorTriggered(false)
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{
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startTimer(100);
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}
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Adapter::~Adapter()
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{
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// Trk
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#ifdef Q_OS_WIN
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if (m_winComDevice)
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CloseHandle(m_winComDevice);
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#endif
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if (m_socketDevice) {
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m_socketDevice->abort();
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delete m_socketDevice;
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}
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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, CB(handleSupportMask));
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sendTrkMessage(0x06, CB(handleCpuType));
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sendTrkMessage(0x04, CB(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_SYNC, CB(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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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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//sendGdbMessageAfterSync("T05thread:p@PID@.@TID@;", "current thread Id");
|
|
//sendGdbMessageAfterSync("T05thread:@TID@;", "current thread Id");
|
|
//sendGdbMessage("T0505:00000000;04:e0c1ddbf;08:10f80bb8;thread:1f43;",
|
|
// sendGdbMessage("T0505:00000000;thread:" + QByteArray(buf),
|
|
sendGdbMessage("S05", "target halted");
|
|
}
|
|
|
|
else if (response == "c") {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("continue")));
|
|
sendGdbAckMessage();
|
|
QByteArray ba;
|
|
appendByte(&ba, 0); // options
|
|
appendInt(&ba, 0); // start address
|
|
appendInt(&ba, 0); // end address
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x18, 0, ba);
|
|
// FIXME: should be triggered by real stop
|
|
//sendGdbMessageAfterSync("S11", "target stopped");
|
|
}
|
|
|
|
else if (response.startsWith("C")) {
|
|
if (m_verbose)
|
|
logMessage(msgGdbPacket(QLatin1String("continue with signal")));
|
|
// C sig[;addr] Continue with signal sig (hex signal number)
|
|
//Reply: See section D.3 Stop Reply Packets, for the reply specifications.
|
|
sendGdbAckMessage();
|
|
bool ok = false;
|
|
uint signalNumber = response.mid(1).toInt(&ok, 16);
|
|
QByteArray ba;
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x18, CB(handleSignalContinue), ba, signalNumber); // Continue
|
|
}
|
|
|
|
else if (response.startsWith("D")) {
|
|
sendGdbAckMessage();
|
|
sendGdbMessage("OK", "shutting down");
|
|
qApp->quit();
|
|
}
|
|
|
|
else if (response == "g") {
|
|
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, CB(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();
|
|
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, 0, 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, 0, 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, 0, 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]
|
|
QByteArray ba;
|
|
appendByte(&ba, 0x82); // unused option
|
|
appendByte(&ba, true /*bp.mode == ArmMode*/ ? 0x00 : 0x01);
|
|
appendInt(&ba, addr);
|
|
appendInt(&ba, len);
|
|
appendInt(&ba, 0x00000001);
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, 0xFFFFFFFF);
|
|
|
|
sendTrkMessage(0x1B, CB(handleAndReportSetBreakpoint), ba);
|
|
//m_session.toekn
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 09 00 00 00 00 0A]
|
|
}
|
|
|
|
else {
|
|
logMessage(msgGdbPacket(QLatin1String("FIXME unknown: ") + QString::fromAscii(response)));
|
|
}
|
|
}
|
|
|
|
void Adapter::readFromTrk()
|
|
{
|
|
//QByteArray ba = m_gdbConnection->readAll();
|
|
//logMessage("Read from gdb: " + ba);
|
|
}
|
|
|
|
bool Adapter::openTrkPort(const QString &port, QString *errorMessage)
|
|
{
|
|
if (m_useSocket) {
|
|
m_socketDevice = new QLocalSocket(this);
|
|
m_socketDevice->connectToServer(port);
|
|
const bool rc = m_socketDevice->waitForConnected();
|
|
if (!rc)
|
|
*errorMessage = "Unable to connect to TRK server " + m_trkServerName + ' ' + m_socketDevice->errorString();
|
|
return rc;
|
|
}
|
|
#ifdef Q_OS_WIN
|
|
m_winComDevice = CreateFile(port.toStdWString().c_str(),
|
|
GENERIC_READ | GENERIC_WRITE,
|
|
0,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
NULL);
|
|
|
|
if (INVALID_HANDLE_VALUE == m_winComDevice){
|
|
*errorMessage = "Could not open device " + port + ' ' + winErrorMessage(GetLastError());
|
|
return false;
|
|
}
|
|
return true;
|
|
#else
|
|
logMessage("Not implemented", true);
|
|
return false;
|
|
#endif
|
|
|
|
#if 0
|
|
m_socketDevice = new Win_QextSerialPort(port);
|
|
m_socketDevice->setBaudRate(BAUD115200);
|
|
m_socketDevice->setDataBits(DATA_8);
|
|
m_socketDevice->setParity(PAR_NONE);
|
|
//m_socketDevice->setStopBits(STO);
|
|
m_socketDevice->setFlowControl(FLOW_OFF);
|
|
m_socketDevice->setTimeout(0, 500);
|
|
|
|
if (!m_socketDevice->open(QIODevice::ReadWrite)) {
|
|
QByteArray ba = m_socketDevice->errorString().toLatin1();
|
|
logMessage("Could not open device " << ba);
|
|
return false;
|
|
}
|
|
return true
|
|
#endif
|
|
}
|
|
|
|
void Adapter::timerEvent(QTimerEvent *)
|
|
{
|
|
//qDebug(".");
|
|
tryTrkWrite();
|
|
tryTrkRead();
|
|
}
|
|
|
|
byte Adapter::nextTrkWriteToken()
|
|
{
|
|
++m_trkWriteToken;
|
|
if (m_trkWriteToken == 0)
|
|
++m_trkWriteToken;
|
|
return m_trkWriteToken;
|
|
}
|
|
|
|
void Adapter::sendTrkMessage(byte code, TrkCallBack callBack,
|
|
const QByteArray &data, const QVariant &cookie, bool invokeOnFailure)
|
|
{
|
|
TrkMessage msg;
|
|
msg.code = code;
|
|
// Tokens must be strictly sequential
|
|
if (msg.code != TRK_SYNC)
|
|
msg.token = nextTrkWriteToken();
|
|
msg.callBack = callBack;
|
|
msg.data = data;
|
|
msg.cookie = cookie;
|
|
msg.invokeOnFailure = invokeOnFailure;
|
|
queueTrkMessage(msg);
|
|
}
|
|
|
|
void Adapter::sendTrkInitialPing()
|
|
{
|
|
TrkMessage msg;
|
|
msg.code = 0x00; // Ping
|
|
msg.token = 0; // reset sequence count
|
|
queueTrkMessage(msg);
|
|
}
|
|
|
|
void Adapter::sendTrkContinue()
|
|
{
|
|
QByteArray ba;
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
sendTrkMessage(0x18, 0, ba, "CONTINUE");
|
|
}
|
|
|
|
void Adapter::waitForTrkFinished()
|
|
{
|
|
TrkMessage msg;
|
|
// initiate one last roundtrip to ensure all is flushed
|
|
msg.code = 0x00; // Ping
|
|
msg.token = nextTrkWriteToken();
|
|
msg.callBack = CB(handleWaitForFinished);
|
|
queueTrkMessage(msg);
|
|
}
|
|
|
|
void Adapter::sendTrkAck(byte token)
|
|
{
|
|
logMessage(QString("SENDING ACKNOWLEDGEMENT FOR TOKEN %1").arg(int(token)));
|
|
TrkMessage msg;
|
|
msg.code = 0x80;
|
|
msg.token = token;
|
|
msg.data.append('\0');
|
|
// The acknowledgement must not be queued!
|
|
//queueMessage(msg);
|
|
trkWrite(msg);
|
|
// 01 90 00 07 7e 80 01 00 7d 5e 7e
|
|
}
|
|
|
|
void Adapter::queueTrkMessage(const TrkMessage &msg)
|
|
{
|
|
m_trkWriteQueue.append(msg);
|
|
}
|
|
|
|
void Adapter::tryTrkWrite()
|
|
{
|
|
if (m_trkWriteBusy)
|
|
return;
|
|
if (m_trkWriteQueue.isEmpty())
|
|
return;
|
|
|
|
TrkMessage msg = m_trkWriteQueue.dequeue();
|
|
if (msg.code == TRK_SYNC) {
|
|
logMessage(QString::fromLatin1("TRK SYNC [token=%1]").arg(msg.token));
|
|
TrkResult result;
|
|
result.code = msg.code;
|
|
result.token = msg.token;
|
|
result.data = msg.data;
|
|
result.cookie = msg.cookie;
|
|
TrkCallBack cb = msg.callBack;
|
|
if (cb)
|
|
(this->*cb)(result);
|
|
} else {
|
|
trkWrite(msg);
|
|
}
|
|
}
|
|
|
|
void Adapter::trkWrite(const TrkMessage &msg)
|
|
{
|
|
QByteArray ba = frameMessage(msg.code, msg.token, msg.data);
|
|
|
|
m_writtenTrkMessages.insert(msg.token, msg);
|
|
m_trkWriteBusy = true;
|
|
|
|
if (m_verbose > 1) {
|
|
const QString logMsg = QString::fromLatin1("WRITE: 0x%1 [token=%2]: %3").arg(msg.code, 0, 16).arg(msg.token).arg(stringFromArray(ba));
|
|
logMessage(logMsg);
|
|
}
|
|
|
|
if (m_useSocket) {
|
|
if (!m_socketDevice->write(ba))
|
|
logMessage("WRITE ERROR: " + m_socketDevice->errorString());
|
|
m_socketDevice->flush();
|
|
} else {
|
|
#ifdef Q_OS_WIN
|
|
DWORD charsWritten;
|
|
if (!WriteFile(m_winComDevice, ba.data(), ba.size(), &charsWritten, NULL))
|
|
logMessage("WRITE ERROR: " + winErrorMessage(GetLastError()));
|
|
FlushFileBuffers(m_winComDevice);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void Adapter::tryTrkRead()
|
|
{
|
|
//logMessage("TRY READ: " << m_socketDevice->bytesAvailable()
|
|
// << stringFromArray(m_trkReadQueue);
|
|
if (m_useSocket) {
|
|
if (m_socketDevice->bytesAvailable() == 0 && m_trkReadQueue.isEmpty())
|
|
return;
|
|
|
|
QByteArray res = m_socketDevice->readAll();
|
|
m_trkReadQueue.append(res);
|
|
} else {
|
|
#ifdef Q_OS_WIN
|
|
const DWORD BUFFERSIZE = 1024;
|
|
char buffer[BUFFERSIZE];
|
|
DWORD charsRead;
|
|
DWORD totalCharsRead = 0;
|
|
while (TryReadFile(m_winComDevice, buffer, BUFFERSIZE, &charsRead, NULL)) {
|
|
m_trkReadQueue.append(buffer, charsRead);
|
|
totalCharsRead += charsRead;
|
|
if (isValidTrkResult(m_trkReadQueue))
|
|
break;
|
|
}
|
|
if (!totalCharsRead)
|
|
return;
|
|
#endif // USE_NATIVE
|
|
}
|
|
|
|
if (m_trkReadQueue.size() < 9) {
|
|
logMessage("ERROR READBUFFER INVALID (1): "
|
|
+ stringFromArray(m_trkReadQueue));
|
|
m_trkReadQueue.clear();
|
|
return;
|
|
}
|
|
|
|
while (!m_trkReadQueue.isEmpty())
|
|
handleResult(extractResult(&m_trkReadQueue));
|
|
|
|
m_trkWriteBusy = false;
|
|
}
|
|
|
|
|
|
void Adapter::handleResult(const TrkResult &result)
|
|
{
|
|
QByteArray prefix = "READ BUF: ";
|
|
QByteArray str = result.toString().toUtf8();
|
|
switch (result.code) {
|
|
case 0x80: { // ACK
|
|
//logMessage(prefix + "ACK: " + str);
|
|
if (const int ec = result.errorCode())
|
|
logMessage(QString::fromLatin1("READ BUF ACK/ERR %1 for token=%2").arg(ec).arg(result.token), true);
|
|
if (!m_writtenTrkMessages.contains(result.token)) {
|
|
logMessage("NO ENTRY FOUND!");
|
|
}
|
|
TrkMessage msg = m_writtenTrkMessages.take(result.token);
|
|
TrkResult result1 = result;
|
|
result1.cookie = msg.cookie;
|
|
TrkCallBack cb = msg.callBack;
|
|
if (cb) {
|
|
(this->*cb)(result1);
|
|
} else {
|
|
QString msg = result.cookie.toString();
|
|
if (!msg.isEmpty())
|
|
logMessage("HANDLE: " + msg + stringFromArray(result.data));
|
|
}
|
|
break;
|
|
}
|
|
case 0xff: { // NAK. This mostly means transmission error, not command failed.
|
|
const TrkMessage writtenMsg = m_writtenTrkMessages.take(result.token);
|
|
QString logMsg;
|
|
QTextStream(&logMsg) << prefix << "NAK: for 0x" << QString::number(int(writtenMsg.code), 16)
|
|
<< " token=" << result.token << " ERROR: " << errorMessage(result.data.at(0)) << ' ' << str;
|
|
logMessage(logMsg, true);
|
|
// Invoke failure if desired
|
|
if (writtenMsg.callBack && writtenMsg.invokeOnFailure) {
|
|
TrkResult result1 = result;
|
|
result1.cookie = writtenMsg.cookie;
|
|
(this->*writtenMsg.callBack)(result1);
|
|
}
|
|
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
|
|
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
|
|
logMessage(prefix + "NOTE: LIBRARY UNLOAD: " + str);
|
|
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[0];
|
|
m_session.cpuMinor = result.data[1];
|
|
m_session.bigEndian = result.data[2];
|
|
m_session.defaultTypeSize = result.data[3];
|
|
m_session.fpTypeSize = result.data[4];
|
|
m_session.extended1TypeSize = result.data[5];
|
|
//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::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);
|
|
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
|
|
foreach (const Breakpoint &bp, m_breakpoints)
|
|
setTrkBreakpoint(bp);
|
|
#endif
|
|
|
|
#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, CB(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, CB(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, CB(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, CB(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, CB(handleContinue), ba);
|
|
//sendTrkMessage(0x18, CB(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)
|
|
{
|
|
return QString::fromLatin1("Memory read error %1 at: 0x%2").arg(code).arg(addr, 0 ,16);
|
|
}
|
|
|
|
void Adapter::handleReadMemory(const TrkResult &result)
|
|
{
|
|
const uint blockaddr = result.cookie.toInt();
|
|
if (const int errorCode = result.errorCode()) {
|
|
logMessage(msgMemoryReadError(errorCode, blockaddr));
|
|
} else {
|
|
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::reportReadMemory(const TrkResult &result)
|
|
{
|
|
const qulonglong cookie = result.cookie.toLongLong();
|
|
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).toLatin1());
|
|
} else {
|
|
sendGdbMessage(ba.toHex(), memoryReadLogMessage(addr, len, 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, CB(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, 0, ba, "Delete process");
|
|
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
// [80 24 00]
|
|
|
|
foreach (const Breakpoint &bp, m_breakpoints)
|
|
clearTrkBreakpoint(bp);
|
|
|
|
sendTrkMessage(0x02, CB(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, CB(handleDisconnect));
|
|
//---TRK------------------------------------------------------
|
|
// Command: 0x80 Acknowledge
|
|
// Error: 0x00
|
|
}
|
|
|
|
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));
|
|
|
|
uint blockaddr = (addr / MemoryChunkSize) * MemoryChunkSize;
|
|
for (; blockaddr < addr + len; blockaddr += MemoryChunkSize) {
|
|
if (!m_snapshot.memory.contains(blockaddr)) {
|
|
if (m_verbose > 2)
|
|
logMessage(QString::fromLatin1("Requesting memory from 0x%1").arg(blockaddr, 0, 16));
|
|
// fetch it
|
|
QByteArray ba;
|
|
appendByte(&ba, 0x08); // Options, FIXME: why?
|
|
appendShort(&ba, MemoryChunkSize);
|
|
appendInt(&ba, blockaddr);
|
|
appendInt(&ba, m_session.pid);
|
|
appendInt(&ba, m_session.tid);
|
|
// Read Memory
|
|
sendTrkMessage(0x10, CB(handleReadMemory), ba, QVariant(blockaddr), true);
|
|
}
|
|
}
|
|
qulonglong cookie = (qulonglong(addr) << 32) + len;
|
|
sendTrkMessage(TRK_SYNC, CB(reportReadMemory), QByteArray(), cookie);
|
|
}
|
|
|
|
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, CB(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, 0, 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 {
|
|
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] [-s][-l] <trk com/trkservername> <gdbserverport>\n"
|
|
"Options: -v verbose\n"
|
|
" -q quiet\n"
|
|
" -s Use socket (simulation)\n"
|
|
" -b Set register endianness to big\n", argv[0]);
|
|
return 1;
|
|
}
|
|
|
|
Adapter adapter;
|
|
adapter.setTrkServerName(options.trkServer);
|
|
adapter.setGdbServerName(options.gdbServer);
|
|
adapter.setVerbose(options.verbose);
|
|
adapter.setRegisterEndianness(options.registerEndianness);
|
|
adapter.setUseSocket(options.useSocket);
|
|
if (adapter.startServer())
|
|
return app.exec();
|
|
return 4;
|
|
}
|
|
|
|
#include "adapter.moc"
|