a63b853320
This value is almost never used, and is now part of the SyscallDesc. Change-Id: Ia4ffc19774bb2eac8f29134e3765c06a264407b6 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/24118 Reviewed-by: Gabe Black <gabeblack@google.com> Maintainer: Gabe Black <gabeblack@google.com> Tested-by: kokoro <noreply+kokoro@google.com>
99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
/*
|
|
* Copyright (c) 2003-2004 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 __SPARC_LINUX_PROCESS_HH__
|
|
#define __SPARC_LINUX_PROCESS_HH__
|
|
|
|
#include "arch/sparc/linux/linux.hh"
|
|
#include "arch/sparc/process.hh"
|
|
#include "sim/process.hh"
|
|
#include "sim/syscall_desc.hh"
|
|
|
|
namespace SparcISA {
|
|
|
|
// This contains all of the common elements of a SPARC Linux process which
|
|
// are not shared by other operating systems. The rest come from the common
|
|
// SPARC process class.
|
|
class SparcLinuxProcess
|
|
{
|
|
public:
|
|
/// 64 bit syscall descriptors, indexed by call number.
|
|
static SyscallDescTable<Sparc64Process::SyscallABI> syscallDescs;
|
|
|
|
/// 32 bit compatibility syscall descriptors, indexed by call number.
|
|
static SyscallDescTable<Sparc32Process::SyscallABI> syscall32Descs;
|
|
|
|
SyscallDesc *getDesc(int callnum);
|
|
SyscallDesc *getDesc32(int callnum);
|
|
|
|
static const int Num_Syscall_Descs;
|
|
static const int Num_Syscall32_Descs;
|
|
};
|
|
|
|
/// A process with emulated SPARC/Linux syscalls.
|
|
class Sparc32LinuxProcess : public SparcLinuxProcess, public Sparc32Process
|
|
{
|
|
public:
|
|
/// Constructor.
|
|
Sparc32LinuxProcess(ProcessParams * params, ObjectFile *objFile);
|
|
|
|
SyscallDesc*
|
|
getDesc(int callnum) override
|
|
{
|
|
return SparcLinuxProcess::getDesc32(callnum);
|
|
}
|
|
|
|
void syscall(ThreadContext *tc, Fault *fault) override;
|
|
|
|
void handleTrap(int trapNum, ThreadContext *tc, Fault *fault) override;
|
|
};
|
|
|
|
/// A process with emulated 32 bit SPARC/Linux syscalls.
|
|
class Sparc64LinuxProcess : public SparcLinuxProcess, public Sparc64Process
|
|
{
|
|
public:
|
|
/// Constructor.
|
|
Sparc64LinuxProcess(ProcessParams * params, ObjectFile *objFile);
|
|
|
|
SyscallDesc*
|
|
getDesc(int callnum) override
|
|
{
|
|
return SparcLinuxProcess::getDesc(callnum);
|
|
}
|
|
|
|
void syscall(ThreadContext *tc, Fault *fault) override;
|
|
|
|
void handleTrap(int trapNum, ThreadContext *tc, Fault *fault) override;
|
|
};
|
|
|
|
SyscallReturn getresuidFunc(SyscallDesc *desc, ThreadContext *tc,
|
|
Addr ruid, Addr euid, Addr suid);
|
|
|
|
} // namespace SparcISA
|
|
#endif // __SPARC_LINUX_PROCESS_HH__
|