gem5/src/arch/arm/linux/process.hh

68 lines
2.6 KiB
C++

/*
* Copyright (c) 2007-2008 The Florida State University
* 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.
*
* Authors: Stephen Hines
*/
#ifndef __ARM_LINUX_PROCESS_HH__
#define __ARM_LINUX_PROCESS_HH__
#include "arch/arm/process.hh"
/// A process with emulated Arm/Linux syscalls.
class ArmLinuxProcess : public ArmLiveProcess
{
public:
ArmLinuxProcess(LiveProcessParams * params, ObjectFile *objFile,
ObjectFile::Arch _arch);
virtual SyscallDesc* getDesc(int callnum);
void startup();
ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
void setSyscallArg(ThreadContext *tc, int i, ArmISA::IntReg val);
/// The target system's hostname.
static const char *hostname;
/// A page to hold "kernel" provided functions. The name might be wrong.
static const Addr commPage;
/// Array of syscall descriptors, indexed by call number.
static SyscallDesc syscallDescs[];
/// Array of "arm private" syscall descriptors.
static SyscallDesc privSyscallDescs[];
const int Num_Syscall_Descs;
const int Num_Priv_Syscall_Descs;
};
#endif // __ARM_LINUX_PROCESS_HH__