isa_device.cc revision 12264
110461SAndreas.Sandberg@ARM.com/* 212264SSean.McGoogan@arm.com * Copyright (c) 2014,2017 ARM Limited 310461SAndreas.Sandberg@ARM.com * All rights reserved 410461SAndreas.Sandberg@ARM.com * 510461SAndreas.Sandberg@ARM.com * The license below extends only to copyright in the software and shall 610461SAndreas.Sandberg@ARM.com * not be construed as granting a license to any other intellectual 710461SAndreas.Sandberg@ARM.com * property including but not limited to intellectual property relating 810461SAndreas.Sandberg@ARM.com * to a hardware implementation of the functionality of the software 910461SAndreas.Sandberg@ARM.com * licensed hereunder. You may use the software subject to the license 1010461SAndreas.Sandberg@ARM.com * terms below provided that you ensure that this notice is replicated 1110461SAndreas.Sandberg@ARM.com * unmodified and in its entirety in all distributions of the software, 1210461SAndreas.Sandberg@ARM.com * modified or unmodified, in source code or in binary form. 1310461SAndreas.Sandberg@ARM.com * 1410461SAndreas.Sandberg@ARM.com * Redistribution and use in source and binary forms, with or without 1510461SAndreas.Sandberg@ARM.com * modification, are permitted provided that the following conditions are 1610461SAndreas.Sandberg@ARM.com * met: redistributions of source code must retain the above copyright 1710461SAndreas.Sandberg@ARM.com * notice, this list of conditions and the following disclaimer; 1810461SAndreas.Sandberg@ARM.com * redistributions in binary form must reproduce the above copyright 1910461SAndreas.Sandberg@ARM.com * notice, this list of conditions and the following disclaimer in the 2010461SAndreas.Sandberg@ARM.com * documentation and/or other materials provided with the distribution; 2110461SAndreas.Sandberg@ARM.com * neither the name of the copyright holders nor the names of its 2210461SAndreas.Sandberg@ARM.com * contributors may be used to endorse or promote products derived from 2310461SAndreas.Sandberg@ARM.com * this software without specific prior written permission. 2410461SAndreas.Sandberg@ARM.com * 2510461SAndreas.Sandberg@ARM.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2610461SAndreas.Sandberg@ARM.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2710461SAndreas.Sandberg@ARM.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2810461SAndreas.Sandberg@ARM.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2910461SAndreas.Sandberg@ARM.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 3010461SAndreas.Sandberg@ARM.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3110461SAndreas.Sandberg@ARM.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3210461SAndreas.Sandberg@ARM.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3310461SAndreas.Sandberg@ARM.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3410461SAndreas.Sandberg@ARM.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3510461SAndreas.Sandberg@ARM.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3610461SAndreas.Sandberg@ARM.com * 3710461SAndreas.Sandberg@ARM.com * Authors: Andreas Sandberg 3810461SAndreas.Sandberg@ARM.com */ 3910461SAndreas.Sandberg@ARM.com 4010461SAndreas.Sandberg@ARM.com#include "arch/arm/isa_device.hh" 4110461SAndreas.Sandberg@ARM.com 4210461SAndreas.Sandberg@ARM.com#include "base/misc.hh" 4310461SAndreas.Sandberg@ARM.com 4410461SAndreas.Sandberg@ARM.comnamespace ArmISA 4510461SAndreas.Sandberg@ARM.com{ 4610461SAndreas.Sandberg@ARM.com 4710609Sandreas.sandberg@arm.comBaseISADevice::BaseISADevice() 4810609Sandreas.sandberg@arm.com : isa(nullptr) 4910609Sandreas.sandberg@arm.com{ 5010609Sandreas.sandberg@arm.com} 5110609Sandreas.sandberg@arm.com 5210609Sandreas.sandberg@arm.comvoid 5310609Sandreas.sandberg@arm.comBaseISADevice::setISA(ISA *_isa) 5410609Sandreas.sandberg@arm.com{ 5510609Sandreas.sandberg@arm.com assert(_isa); 5610609Sandreas.sandberg@arm.com 5710609Sandreas.sandberg@arm.com isa = _isa; 5810609Sandreas.sandberg@arm.com} 5910609Sandreas.sandberg@arm.com 6010461SAndreas.Sandberg@ARM.comvoid 6110461SAndreas.Sandberg@ARM.comDummyISADevice::setMiscReg(int misc_reg, MiscReg val) 6210461SAndreas.Sandberg@ARM.com{ 6312264SSean.McGoogan@arm.com warn("Ignoring write of 0x%lx to miscreg %s\n", 6412264SSean.McGoogan@arm.com val, 6512264SSean.McGoogan@arm.com miscRegName[misc_reg]); 6610461SAndreas.Sandberg@ARM.com} 6710461SAndreas.Sandberg@ARM.com 6810461SAndreas.Sandberg@ARM.comMiscReg 6910461SAndreas.Sandberg@ARM.comDummyISADevice::readMiscReg(int misc_reg) 7010461SAndreas.Sandberg@ARM.com{ 7110461SAndreas.Sandberg@ARM.com warn("Returning zero for read from miscreg %s\n", miscRegName[misc_reg]); 7210461SAndreas.Sandberg@ARM.com 7310461SAndreas.Sandberg@ARM.com return 0; 7410461SAndreas.Sandberg@ARM.com} 7510461SAndreas.Sandberg@ARM.com 7610461SAndreas.Sandberg@ARM.com 7710461SAndreas.Sandberg@ARM.com} 78