process.hh revision 13087
110810Sbr@bsdpad.com/* 210810Sbr@bsdpad.com * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com> 310810Sbr@bsdpad.com * All rights reserved. 410810Sbr@bsdpad.com * 510810Sbr@bsdpad.com * This software was developed by the University of Cambridge Computer 610810Sbr@bsdpad.com * Laboratory as part of the CTSRD Project, with support from the UK Higher 710810Sbr@bsdpad.com * Education Innovation Fund (HEIF). 810810Sbr@bsdpad.com * 910810Sbr@bsdpad.com * Redistribution and use in source and binary forms, with or without 1010810Sbr@bsdpad.com * modification, are permitted provided that the following conditions are 1110810Sbr@bsdpad.com * met: redistributions of source code must retain the above copyright 1210810Sbr@bsdpad.com * notice, this list of conditions and the following disclaimer; 1310810Sbr@bsdpad.com * redistributions in binary form must reproduce the above copyright 1410810Sbr@bsdpad.com * notice, this list of conditions and the following disclaimer in the 1510810Sbr@bsdpad.com * documentation and/or other materials provided with the distribution; 1610810Sbr@bsdpad.com * neither the name of the copyright holders nor the names of its 1710810Sbr@bsdpad.com * contributors may be used to endorse or promote products derived from 1810810Sbr@bsdpad.com * this software without specific prior written permission. 1910810Sbr@bsdpad.com * 2010810Sbr@bsdpad.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2110810Sbr@bsdpad.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2210810Sbr@bsdpad.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2310810Sbr@bsdpad.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2410810Sbr@bsdpad.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2510810Sbr@bsdpad.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2610810Sbr@bsdpad.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2710810Sbr@bsdpad.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2810810Sbr@bsdpad.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2910810Sbr@bsdpad.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3010810Sbr@bsdpad.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3110810Sbr@bsdpad.com */ 3210810Sbr@bsdpad.com 3310810Sbr@bsdpad.com#ifndef __ARCH_ARM_FREEBSD_PROCESS_HH__ 3410810Sbr@bsdpad.com#define __ARCH_ARM_FREEBSD_PROCESS_HH__ 3510810Sbr@bsdpad.com 3610810Sbr@bsdpad.com#include <vector> 3710810Sbr@bsdpad.com 3810810Sbr@bsdpad.com#include "arch/arm/process.hh" 3910810Sbr@bsdpad.com 4010810Sbr@bsdpad.comclass ArmFreebsdProcessBits 4110810Sbr@bsdpad.com{ 4210810Sbr@bsdpad.com protected: 4310810Sbr@bsdpad.com SyscallDesc* getFreebsdDesc(int callnum); 4410810Sbr@bsdpad.com 4510810Sbr@bsdpad.com struct SyscallTable 4610810Sbr@bsdpad.com { 4710810Sbr@bsdpad.com int base; 4810810Sbr@bsdpad.com SyscallDesc *descs; 4910810Sbr@bsdpad.com int size; 5010810Sbr@bsdpad.com 5110810Sbr@bsdpad.com SyscallDesc *getDesc(int offset) const; 5210810Sbr@bsdpad.com }; 5310810Sbr@bsdpad.com 5410810Sbr@bsdpad.com std::vector<SyscallTable> syscallTables; 5510810Sbr@bsdpad.com}; 5610810Sbr@bsdpad.com 5710810Sbr@bsdpad.com/// A process with emulated Arm/Freebsd syscalls. 5811851Sbrandon.potter@amd.comclass ArmFreebsdProcess32 : public ArmProcess32, public ArmFreebsdProcessBits 5910810Sbr@bsdpad.com{ 6010810Sbr@bsdpad.com public: 6111851Sbrandon.potter@amd.com ArmFreebsdProcess32(ProcessParams * params, ObjectFile *objFile, 6211851Sbrandon.potter@amd.com ObjectFile::Arch _arch); 6310810Sbr@bsdpad.com 6410810Sbr@bsdpad.com void initState(); 6510810Sbr@bsdpad.com 6610810Sbr@bsdpad.com /// Explicitly import the otherwise hidden getSyscallArg 6711851Sbrandon.potter@amd.com using ArmProcess::getSyscallArg; 6810810Sbr@bsdpad.com 6910810Sbr@bsdpad.com /// A page to hold "kernel" provided functions. The name might be wrong. 7010810Sbr@bsdpad.com static const Addr commPage; 7110810Sbr@bsdpad.com 7210810Sbr@bsdpad.com SyscallDesc* getDesc(int callnum); 7310810Sbr@bsdpad.com}; 7410810Sbr@bsdpad.com 7510810Sbr@bsdpad.com/// A process with emulated Arm/Freebsd syscalls. 7611851Sbrandon.potter@amd.comclass ArmFreebsdProcess64 : public ArmProcess64, public ArmFreebsdProcessBits 7710810Sbr@bsdpad.com{ 7810810Sbr@bsdpad.com public: 7911851Sbrandon.potter@amd.com ArmFreebsdProcess64(ProcessParams * params, ObjectFile *objFile, 8011851Sbrandon.potter@amd.com ObjectFile::Arch _arch); 8110810Sbr@bsdpad.com 8210810Sbr@bsdpad.com void initState(); 8310810Sbr@bsdpad.com SyscallDesc* getDesc(int callnum); 8410810Sbr@bsdpad.com}; 8510810Sbr@bsdpad.com 8610810Sbr@bsdpad.com#endif // __ARCH_ARM_FREEBSD_PROCESS_HH__ 87