vtophys.hh revision 5268
15222Sksewell@umich.edu/* 25222Sksewell@umich.edu * Copyright (c) 2002-2005 The Regents of The University of Michigan 35268Sksewell@umich.edu * Copyright (c) 2007 MIPS Technologies, Inc. 45222Sksewell@umich.edu * All rights reserved. 55222Sksewell@umich.edu * 65222Sksewell@umich.edu * Redistribution and use in source and binary forms, with or without 75222Sksewell@umich.edu * modification, are permitted provided that the following conditions are 85222Sksewell@umich.edu * met: redistributions of source code must retain the above copyright 95222Sksewell@umich.edu * notice, this list of conditions and the following disclaimer; 105222Sksewell@umich.edu * redistributions in binary form must reproduce the above copyright 115222Sksewell@umich.edu * notice, this list of conditions and the following disclaimer in the 125222Sksewell@umich.edu * documentation and/or other materials provided with the distribution; 135222Sksewell@umich.edu * neither the name of the copyright holders nor the names of its 145222Sksewell@umich.edu * contributors may be used to endorse or promote products derived from 155222Sksewell@umich.edu * this software without specific prior written permission. 165222Sksewell@umich.edu * 175222Sksewell@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 185222Sksewell@umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 195222Sksewell@umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 205222Sksewell@umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 215222Sksewell@umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 225222Sksewell@umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 235222Sksewell@umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 245222Sksewell@umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 255222Sksewell@umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 265222Sksewell@umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 275222Sksewell@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 285222Sksewell@umich.edu * 295268Sksewell@umich.edu * Authors: Ali Saidi 305268Sksewell@umich.edu * Nathan Binkert 315222Sksewell@umich.edu * Jaidev Patwardhan 325222Sksewell@umich.edu */ 335222Sksewell@umich.edu 345222Sksewell@umich.edu#ifndef __ARCH_MIPS_VTOPHYS_H__ 355222Sksewell@umich.edu#define __ARCH_MIPS_VTOPHYS_H__ 365222Sksewell@umich.edu 375222Sksewell@umich.edu#include "arch/mips/isa_traits.hh" 385222Sksewell@umich.edu#include "arch/mips/utility.hh" 395222Sksewell@umich.edu 405222Sksewell@umich.edu 415222Sksewell@umich.educlass ThreadContext; 425222Sksewell@umich.educlass FunctionalPort; 435222Sksewell@umich.edu 445222Sksewell@umich.edunamespace MipsISA { 455254Sksewell@umich.edu inline Addr PteAddr(Addr a) { return (a & PteMask) << PteShift; } 465254Sksewell@umich.edu 475254Sksewell@umich.edu // User Virtual 485254Sksewell@umich.edu inline bool IsUSeg(Addr a) { return USegBase <= a && a <= USegEnd; } 495254Sksewell@umich.edu 505254Sksewell@umich.edu inline bool IsKSeg0(Addr a) { return KSeg0Base <= a && a <= KSeg0End; } 515254Sksewell@umich.edu 525254Sksewell@umich.edu inline Addr KSeg02Phys(Addr addr) { return addr & KSeg0Mask; } 535254Sksewell@umich.edu 545254Sksewell@umich.edu inline Addr KSeg12Phys(Addr addr) { return addr & KSeg1Mask; } 555254Sksewell@umich.edu 565254Sksewell@umich.edu inline bool IsKSeg1(Addr a) { return KSeg1Base <= a && a <= KSeg1End; } 575254Sksewell@umich.edu 585254Sksewell@umich.edu inline bool IsKSSeg(Addr a) { return KSSegBase <= a && a <= KSSegEnd; } 595254Sksewell@umich.edu 605254Sksewell@umich.edu inline bool IsKSeg3(Addr a) { return KSeg3Base <= a && a <= KSeg3End; } 615222Sksewell@umich.edu 625222Sksewell@umich.edu 635222Sksewell@umich.edu Addr vtophys(Addr vaddr); 645222Sksewell@umich.edu Addr vtophys(ThreadContext *tc, Addr vaddr); 655222Sksewell@umich.edu 665222Sksewell@umich.edu}; 675222Sksewell@umich.edu#endif // __ARCH_MIPS_VTOPHYS_H__ 685222Sksewell@umich.edu 69