diff options
Diffstat (limited to 'base/remote_gdb.hh')
-rw-r--r-- | base/remote_gdb.hh | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/base/remote_gdb.hh b/base/remote_gdb.hh deleted file mode 100644 index b7abf5116..000000000 --- a/base/remote_gdb.hh +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright (c) 2002-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef __REMOTE_GDB_HH__ -#define __REMOTE_GDB_HH__ - -#include <map> - -#include "base/kgdb.h" -#include "cpu/pc_event.hh" -#include "base/pollevent.hh" -#include "base/socket.hh" - -class System; -class ExecContext; -class PhysicalMemory; - -class GDBListener; -class RemoteGDB -{ - protected: - typedef TheISA::MachInst MachInst; - private: - friend void debugger(); - friend class GDBListener; - - protected: - class Event : public PollEvent - { - protected: - RemoteGDB *gdb; - - public: - Event(RemoteGDB *g, int fd, int e); - void process(int revent); - }; - - friend class Event; - Event *event; - GDBListener *listener; - int number; - - protected: - int fd; - uint64_t gdbregs[KGDB_NUMREGS]; - - protected: -#ifdef notyet - label_t recover; -#endif - bool active; - bool attached; - - System *system; - PhysicalMemory *pmem; - ExecContext *context; - - protected: - uint8_t getbyte(); - void putbyte(uint8_t b); - - int recv(char *data, int len); - void send(const char *data); - - protected: - // Machine memory - bool read(Addr addr, size_t size, char *data); - bool write(Addr addr, size_t size, const char *data); - - template <class T> T read(Addr addr); - template <class T> void write(Addr addr, T data); - - public: - RemoteGDB(System *system, ExecContext *context); - ~RemoteGDB(); - - void replaceExecContext(ExecContext *xc) { context = xc; } - - void attach(int fd); - void detach(); - bool isattached(); - - bool acc(Addr addr, size_t len); - static int signal(int type); - bool trap(int type); - - protected: - void getregs(); - void setregs(); - - void clearSingleStep(); - void setSingleStep(); - - PCEventQueue *getPcEventQueue(); - - protected: - class HardBreakpoint : public PCEvent - { - private: - RemoteGDB *gdb; - - public: - int refcount; - - public: - HardBreakpoint(RemoteGDB *_gdb, Addr addr); - std::string name() { return gdb->name() + ".hwbkpt"; } - - virtual void process(ExecContext *xc); - }; - friend class HardBreakpoint; - - typedef std::map<Addr, HardBreakpoint *> break_map_t; - typedef break_map_t::iterator break_iter_t; - break_map_t hardBreakMap; - - bool insertSoftBreak(Addr addr, size_t len); - bool removeSoftBreak(Addr addr, size_t len); - bool insertHardBreak(Addr addr, size_t len); - bool removeHardBreak(Addr addr, size_t len); - - protected: - struct TempBreakpoint { - Addr address; // set here - MachInst bkpt_inst; // saved instruction at bkpt - int init_count; // number of times to skip bkpt - int count; // current count - }; - - TempBreakpoint notTakenBkpt; - TempBreakpoint takenBkpt; - - void clearTempBreakpoint(TempBreakpoint &bkpt); - void setTempBreakpoint(TempBreakpoint &bkpt, Addr addr); - - public: - std::string name(); -}; - -template <class T> -inline T -RemoteGDB::read(Addr addr) -{ - T temp; - read(addr, sizeof(T), (char *)&temp); - return temp; -} - -template <class T> -inline void -RemoteGDB::write(Addr addr, T data) -{ write(addr, sizeof(T), (const char *)&data); } - -class GDBListener -{ - protected: - class Event : public PollEvent - { - protected: - GDBListener *listener; - - public: - Event(GDBListener *l, int fd, int e); - void process(int revent); - }; - - friend class Event; - Event *event; - - protected: - ListenSocket listener; - RemoteGDB *gdb; - int port; - - public: - GDBListener(RemoteGDB *g, int p); - ~GDBListener(); - - void accept(); - void listen(); - std::string name(); -}; - -#endif /* __REMOTE_GDB_H__ */ |