54a9d471fa
This gets rid of an awkward NoArchPageTable class, and also gives the arch a place to inject ISA specific parameters (specifically page size) without having to have TheISA:: in the generic version of these types. Change-Id: I1412f303460d5c43dafdb9b3cd07af81c908a441 Reviewed-on: https://gem5-review.googlesource.com/6981 Reviewed-by: Alexandru Duțu <alexandru.dutu@amd.com> Maintainer: Gabe Black <gabeblack@google.com>
65 lines
2.6 KiB
C++
65 lines
2.6 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.
|
|
*
|
|
* Authors: Gabe Black
|
|
* Ali Saidi
|
|
*/
|
|
|
|
#ifndef __ARCH_ALPHA_PROCESS_HH__
|
|
#define __ARCH_ALPHA_PROCESS_HH__
|
|
|
|
#include "mem/page_table.hh"
|
|
#include "sim/process.hh"
|
|
|
|
class AlphaProcess : public Process
|
|
{
|
|
private:
|
|
void setupASNReg();
|
|
|
|
protected:
|
|
AlphaProcess(ProcessParams *params, ObjectFile *objFile);
|
|
|
|
void unserialize(CheckpointIn &cp) override;
|
|
void initState() override;
|
|
|
|
void argsInit(int intSize, int pageSize);
|
|
|
|
public:
|
|
AlphaISA::IntReg getSyscallArg(ThreadContext *tc, int &i) override;
|
|
/// Explicitly import the otherwise hidden getSyscallArg
|
|
using Process::getSyscallArg;
|
|
void setSyscallArg(ThreadContext *tc, int i, AlphaISA::IntReg val) override;
|
|
void setSyscallReturn(ThreadContext *tc,
|
|
SyscallReturn return_value) override;
|
|
|
|
// override default implementation in Process as the mmap
|
|
// region for Alpha platforms grows upward
|
|
virtual bool mmapGrowsDown() const override { return false; }
|
|
};
|
|
|
|
#endif // __ARCH_ALPHA_PROCESS_HH__
|