#include <string>
#include <vector>
+#include "arch/registers.hh"
#include "base/statistics.hh"
-#include "sim/host.hh"
+#include "base/types.hh"
+#include "config/the_isa.hh"
#include "sim/sim_object.hh"
+#include "sim/syscallreturn.hh"
-class GDBListener;
class PageTable;
class ProcessParams;
class LiveProcessParams;
class SyscallDesc;
class System;
class ThreadContext;
-class TranslatingPort;
-namespace TheISA
-{
- class RemoteGDB;
-}
+class SETranslatingPortProxy;
template<class IntType>
-struct M5_auxv_t
+struct AuxVector
{
IntType a_type;
- union {
- IntType a_val;
- IntType a_ptr;
- IntType a_fcn;
- };
+ IntType a_val;
- M5_auxv_t()
+ AuxVector()
{}
- M5_auxv_t(IntType type, IntType val);
+ AuxVector(IntType type, IntType val);
};
class Process : public SimObject
/// running on.
System *system;
- // have we initialized a thread context from this process? If
- // yes, subsequent contexts are assumed to be for dynamically
- // created threads and are not initialized.
- bool initialContextLoaded;
-
- bool checkpointRestored;
-
// thread contexts associated with this process
std::vector<int> contextIds;
- // remote gdb objects
- std::vector<TheISA::RemoteGDB *> remoteGDB;
- std::vector<GDBListener *> gdbListen;
- bool breakpoint();
-
// number of CPUs (esxec contexts, really) assigned to this process.
unsigned int numCpus() { return contextIds.size(); }
std::string prog_fname; // file name
- Stats::Scalar<> num_syscalls; // number of syscalls executed
+ Stats::Scalar num_syscalls; // number of syscalls executed
protected:
// constructor
- Process(ProcessParams * params);
+ Process(ProcessParams *params);
- // post initialization startup
- virtual void startup();
+ virtual void initState();
protected:
/// Memory object for initialization (image loading)
- TranslatingPort *initVirtMem;
+ SETranslatingPortProxy *initVirtMem;
public:
PageTable *pTable;
class FdMap
{
public:
- int fd;
- std::string filename;
- int mode;
- int flags;
- bool isPipe;
- int readPipeSource;
- uint64_t fileOffset;
-
-
- FdMap()
- {
- fd = -1;
- filename = "NULL";
- mode = 0;
- flags = 0;
- isPipe = false;
- readPipeSource = 0;
- fileOffset = 0;
-
- }
+ int fd;
+ std::string filename;
+ int mode;
+ int flags;
+ bool isPipe;
+ int readPipeSource;
+ uint64_t fileOffset;
+
+ FdMap()
+ : fd(-1), filename("NULL"), mode(0), flags(0),
+ isPipe(false), readPipeSource(0), fileOffset(0)
+ { }
void serialize(std::ostream &os);
void unserialize(Checkpoint *cp, const std::string §ion);
-
};
private:
}
// Find a free context to use
- ThreadContext * findFreeContext();
+ ThreadContext *findFreeContext();
// map simulator fd sim_fd to target fd tgt_fd
void dup_fd(int sim_fd, int tgt_fd);
// generate new target fd for sim_fd
- int alloc_fd(int sim_fd, std::string filename, int flags, int mode, bool pipe);
+ int alloc_fd(int sim_fd, std::string filename, int flags, int mode,
+ bool pipe);
// free target fd (e.g., after close)
void free_fd(int tgt_fd);
int sim_fd(int tgt_fd);
// look up simulator fd_map object for a given target fd
- FdMap * sim_fd_obj(int tgt_fd);
+ FdMap *sim_fd_obj(int tgt_fd);
// fix all offsets for currently open files and save them
void fix_file_offsets();
virtual void syscall(int64_t callnum, ThreadContext *tc) = 0;
- // check if the this addr is on the next available page and allocate it
- // if it's not we'll panic
- bool checkAndAllocNextPage(Addr vaddr);
+ void allocateMem(Addr vaddr, int64_t size, bool clobber = false);
+
+ /// Attempt to fix up a fault at vaddr by allocating a page on the stack.
+ /// @return Whether the fault has been fixed.
+ bool fixupStackFault(Addr vaddr);
void serialize(std::ostream &os);
void unserialize(Checkpoint *cp, const std::string §ion);
std::vector<std::string> envp;
std::string cwd;
- LiveProcess(LiveProcessParams * params, ObjectFile *objFile);
-
- virtual void argsInit(int intSize, int pageSize);
+ LiveProcess(LiveProcessParams *params, ObjectFile *objFile);
// Id of the owner of the process
uint64_t __uid;
M5_AT_CLKTCK = 17,
M5_AT_SECURE = 23,
+ M5_BASE_PLATFORM = 24,
+ M5_AT_RANDOM = 25,
+
+ M5_AT_EXECFN = 31,
M5_AT_VECTOR_SIZE = 44
};
virtual void syscall(int64_t callnum, ThreadContext *tc);
- virtual SyscallDesc* getDesc(int callnum) = 0;
+ virtual TheISA::IntReg getSyscallArg(ThreadContext *tc, int &i) = 0;
+ virtual TheISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
+ virtual void setSyscallArg(ThreadContext *tc,
+ int i, TheISA::IntReg val) = 0;
+ virtual void setSyscallReturn(ThreadContext *tc,
+ SyscallReturn return_value) = 0;
+
+ virtual SyscallDesc *getDesc(int callnum) = 0;
// this function is used to create the LiveProcess object, since
// we can't tell which subclass of LiveProcess to use until we
// open and look at the object file.
- static LiveProcess *create(LiveProcessParams * params);
+ static LiveProcess *create(LiveProcessParams *params);
};