process.hh revision 13634
111723Sar4jc@virginia.edu/* 211723Sar4jc@virginia.edu * Copyright (c) 2006 The Regents of The University of Michigan 311970Sar4jc@virginia.edu * Copyright (c) 2017 The University of Virginia 411723Sar4jc@virginia.edu * All rights reserved. 511723Sar4jc@virginia.edu * 611723Sar4jc@virginia.edu * Redistribution and use in source and binary forms, with or without 711723Sar4jc@virginia.edu * modification, are permitted provided that the following conditions are 811723Sar4jc@virginia.edu * met: redistributions of source code must retain the above copyright 911723Sar4jc@virginia.edu * notice, this list of conditions and the following disclaimer; 1011723Sar4jc@virginia.edu * redistributions in binary form must reproduce the above copyright 1111723Sar4jc@virginia.edu * notice, this list of conditions and the following disclaimer in the 1211723Sar4jc@virginia.edu * documentation and/or other materials provided with the distribution; 1311723Sar4jc@virginia.edu * neither the name of the copyright holders nor the names of its 1411723Sar4jc@virginia.edu * contributors may be used to endorse or promote products derived from 1511723Sar4jc@virginia.edu * this software without specific prior written permission. 1611723Sar4jc@virginia.edu * 1711723Sar4jc@virginia.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1811723Sar4jc@virginia.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1911723Sar4jc@virginia.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2011723Sar4jc@virginia.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2111723Sar4jc@virginia.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2211723Sar4jc@virginia.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2311723Sar4jc@virginia.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2411723Sar4jc@virginia.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2511723Sar4jc@virginia.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2611723Sar4jc@virginia.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2711723Sar4jc@virginia.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2811723Sar4jc@virginia.edu * 2911723Sar4jc@virginia.edu * Authors: Gabe Black 3011723Sar4jc@virginia.edu * Ali Saidi 3111970Sar4jc@virginia.edu * Alec Roelke 3211723Sar4jc@virginia.edu */ 3311723Sar4jc@virginia.edu 3411723Sar4jc@virginia.edu#ifndef __RISCV_PROCESS_HH__ 3511723Sar4jc@virginia.edu#define __RISCV_PROCESS_HH__ 3611723Sar4jc@virginia.edu 3711723Sar4jc@virginia.edu#include <string> 3811723Sar4jc@virginia.edu#include <vector> 3911723Sar4jc@virginia.edu 4011800Sbrandon.potter@amd.com#include "mem/page_table.hh" 4111723Sar4jc@virginia.edu#include "sim/process.hh" 4211723Sar4jc@virginia.edu 4311723Sar4jc@virginia.educlass ObjectFile; 4411723Sar4jc@virginia.educlass System; 4511723Sar4jc@virginia.edu 4611851Sbrandon.potter@amd.comclass RiscvProcess : public Process 4711723Sar4jc@virginia.edu{ 4811723Sar4jc@virginia.edu protected: 4911851Sbrandon.potter@amd.com RiscvProcess(ProcessParams * params, ObjectFile *objFile); 5011723Sar4jc@virginia.edu template<class IntType> 5111723Sar4jc@virginia.edu void argsInit(int pageSize); 5211723Sar4jc@virginia.edu 5311723Sar4jc@virginia.edu public: 5413612Sgabeblack@google.com RegVal getSyscallArg(ThreadContext *tc, int &i) override; 5511723Sar4jc@virginia.edu /// Explicitly import the otherwise hidden getSyscallArg 5611851Sbrandon.potter@amd.com using Process::getSyscallArg; 5713612Sgabeblack@google.com void setSyscallArg(ThreadContext *tc, int i, RegVal val) override; 5812030Sbrandon.potter@amd.com void setSyscallReturn(ThreadContext *tc, 5912030Sbrandon.potter@amd.com SyscallReturn return_value) override; 6011970Sar4jc@virginia.edu 6111970Sar4jc@virginia.edu virtual bool mmapGrowsDown() const override { return false; } 6211723Sar4jc@virginia.edu}; 6311723Sar4jc@virginia.edu 6413634Saustinharris@utexas.educlass RiscvProcess64 : public RiscvProcess 6513634Saustinharris@utexas.edu{ 6613634Saustinharris@utexas.edu protected: 6713634Saustinharris@utexas.edu RiscvProcess64(ProcessParams * params, ObjectFile *objFile); 6813634Saustinharris@utexas.edu void initState() override; 6913634Saustinharris@utexas.edu}; 7013634Saustinharris@utexas.edu 7113634Saustinharris@utexas.educlass RiscvProcess32 : public RiscvProcess 7213634Saustinharris@utexas.edu{ 7313634Saustinharris@utexas.edu protected: 7413634Saustinharris@utexas.edu RiscvProcess32(ProcessParams * params, ObjectFile *objFile); 7513634Saustinharris@utexas.edu void initState() override; 7613634Saustinharris@utexas.edu}; 7713634Saustinharris@utexas.edu 7811723Sar4jc@virginia.edu#endif // __RISCV_PROCESS_HH__ 79