af07a51f0b
This lets system calls accept arguments by putting them in their signatures. Jira Issue: https://gem5.atlassian.net/browse/GEM5-187 Change-Id: Ieb32b8b5592d894e493466717613ff16e2a03768 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23191 Reviewed-by: Gabe Black <gabeblack@google.com> Maintainer: Gabe Black <gabeblack@google.com> Tested-by: kokoro <noreply+kokoro@google.com>
86 lines
3.0 KiB
C++
86 lines
3.0 KiB
C++
/*
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* Copyright (c) 2004 The Regents of The University of Michigan
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* Copyright (c) 2016 The University of Virginia
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Gabe Black
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* Korey Sewell
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* Alec Roelke
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*/
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#ifndef __RISCV_LINUX_PROCESS_HH__
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#define __RISCV_LINUX_PROCESS_HH__
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#include <map>
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#include "arch/riscv/linux/linux.hh"
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#include "arch/riscv/process.hh"
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#include "sim/eventq.hh"
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#include "sim/syscall_desc.hh"
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/// A process with emulated Riscv/Linux syscalls.
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class RiscvLinuxProcess64 : public RiscvProcess64
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{
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public:
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/// Constructor.
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RiscvLinuxProcess64(ProcessParams * params, ObjectFile *objFile);
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virtual SyscallDesc* getDesc(int callnum);
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/// The target system's hostname.
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static const char *hostname;
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/// ID of the thread group leader for the process
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uint64_t __tgid;
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void syscall(ThreadContext *tc, Fault *fault) override;
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/// Array of syscall descriptors, indexed by call number.
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static std::map<int, SyscallDescABI<DefaultSyscallABI>> syscallDescs;
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};
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class RiscvLinuxProcess32 : public RiscvProcess32
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{
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public:
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/// Constructor.
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RiscvLinuxProcess32(ProcessParams * params, ObjectFile *objFile);
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virtual SyscallDesc* getDesc(int callnum);
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/// The target system's hostname.
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static const char *hostname;
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/// ID of the thread group leader for the process
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uint64_t __tgid;
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void syscall(ThreadContext *tc, Fault *fault) override;
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/// Array of syscall descriptors, indexed by call number.
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static std::map<int, SyscallDescABI<DefaultSyscallABI>> syscallDescs;
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};
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#endif // __RISCV_LINUX_PROCESS_HH__
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