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/*
* Copyright (c) 2007 MIPS Technologies, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ARCH_RISCV_PRA_CONSTANTS_HH__
#define __ARCH_RISCV_PRA_CONSTANTS_HH__
#include "arch/riscv/types.hh"
#include "base/bitunion.hh"
namespace RiscvISA
{
BitUnion32(IndexReg)
Bitfield<31> p;
// Need to figure out how to put in the TLB specific bits here
// For now, we assume that the entire length is used by the index
// field In reality, Index_HI = N-1, where
// N = Ceiling(log2(TLB Entries))
Bitfield<30, 0> index;
EndBitUnion(IndexReg)
BitUnion32(RandomReg)
// This has a problem similar to the IndexReg index field. We'll keep
// both consistent at 30 for now
Bitfield<30, 0> random;
EndBitUnion(RandomReg)
BitUnion64(EntryLoReg)
Bitfield<63, 30> fill;
Bitfield<29, 6> pfn; // Page frame number
Bitfield<5, 3> c; // Coherency attribute
Bitfield<2> d; // Dirty Bit
Bitfield<1> v; // Valid Bit
Bitfield<0> g; // Global Bit
EndBitUnion(EntryLoReg)
BitUnion64(ContextReg)
Bitfield<63, 23> pteBase;
Bitfield<22, 4> badVPN2;
// Bits 3-0 are 0
EndBitUnion(ContextReg)
BitUnion32(PageMaskReg)
// Bits 31-29 are 0
Bitfield<28, 13> mask;
Bitfield<12, 11> maskx;
// Bits 10-0 are zero
EndBitUnion(PageMaskReg)
BitUnion32(PageGrainReg)
Bitfield<31, 30> aseUp;
Bitfield<29> elpa;
Bitfield<28> esp;
// Bits 27-13 are zeros
Bitfield<12, 8> aseDn;
// Bits 7-0 are zeros
EndBitUnion(PageGrainReg)
BitUnion32(WiredReg)
// See note on Index register above
Bitfield<30, 0> wired;
EndBitUnion(WiredReg)
BitUnion32(HWREnaReg)
Bitfield<31, 30> impl;
Bitfield<3, 0> mask;
EndBitUnion(HWREnaReg)
BitUnion64(EntryHiReg)
Bitfield<63, 62> r;
Bitfield<61, 40> fill;
Bitfield<39, 13> vpn2;
Bitfield<12, 11> vpn2x;
Bitfield<7, 0> asid;
EndBitUnion(EntryHiReg)
BitUnion32(StatusReg)
SubBitUnion(cu, 31, 28)
Bitfield<31> cu3;
Bitfield<30> cu2;
Bitfield<29> cu1;
Bitfield<28> cu0;
EndSubBitUnion(cu)
Bitfield<27> rp;
Bitfield<26> fr;
Bitfield<25> re;
Bitfield<24> mx;
Bitfield<23> px;
Bitfield<22> bev;
Bitfield<21> ts;
Bitfield<20> sr;
Bitfield<19> nmi;
// Bit 18 is zero
Bitfield<17, 16> impl;
Bitfield<15, 10> ipl;
SubBitUnion(im, 15, 8)
Bitfield<15> im7;
Bitfield<14> im6;
Bitfield<13> im5;
Bitfield<12> im4;
Bitfield<11> im3;
Bitfield<10> im2;
Bitfield<9> im1;
Bitfield<8> im0;
EndSubBitUnion(im)
Bitfield<7> kx;
Bitfield<6> sx;
Bitfield<5> ux;
Bitfield<4, 3> ksu;
Bitfield<4> um;
Bitfield<3> r0;
Bitfield<2> erl;
Bitfield<1> exl;
Bitfield<0> ie;
EndBitUnion(StatusReg)
BitUnion32(IntCtlReg)
Bitfield<31, 29> ipti;
Bitfield<28, 26> ippci;
// Bits 26-10 are zeros
Bitfield<9, 5> vs;
// Bits 4-0 are zeros
EndBitUnion(IntCtlReg)
BitUnion32(SRSCtlReg)
// Bits 31-30 are zeros
Bitfield<29, 26> hss;
// Bits 25-22 are zeros
Bitfield<21, 18> eicss;
// Bits 17-16 are zeros
Bitfield<15, 12> ess;
// Bits 11-10 are zeros
Bitfield<9, 6> pss;
// Bits 5-4 are zeros
Bitfield<3, 0> css;
EndBitUnion(SRSCtlReg)
BitUnion32(SRSMapReg)
Bitfield<31, 28> ssv7;
Bitfield<27, 24> ssv6;
Bitfield<23, 20> ssv5;
Bitfield<19, 16> ssv4;
Bitfield<15, 12> ssv3;
Bitfield<11, 8> ssv2;
Bitfield<7, 4> ssv1;
Bitfield<3, 0> ssv0;
EndBitUnion(SRSMapReg)
BitUnion32(CauseReg)
Bitfield<31> bd;
Bitfield<30> ti;
Bitfield<29, 28> ce;
Bitfield<27> dc;
Bitfield<26> pci;
// Bits 25-24 are zeros
Bitfield<23> iv;
Bitfield<22> wp;
// Bits 21-16 are zeros
Bitfield<15, 10> ripl;
SubBitUnion(ip, 15, 8)
Bitfield<15> ip7;
Bitfield<14> ip6;
Bitfield<13> ip5;
Bitfield<12> ip4;
Bitfield<11> ip3;
Bitfield<10> ip2;
Bitfield<9> ip1;
Bitfield<8> ip0;
EndSubBitUnion(ip);
// Bit 7 is zero
Bitfield<6, 2> excCode;
// Bits 1-0 are zeros
EndBitUnion(CauseReg)
BitUnion32(PRIdReg)
Bitfield<31, 24> coOp;
Bitfield<23, 16> coId;
Bitfield<15, 8> procId;
Bitfield<7, 0> rev;
EndBitUnion(PRIdReg)
BitUnion32(EBaseReg)
// Bit 31 is one
// Bit 30 is zero
Bitfield<29, 12> exceptionBase;
// Bits 11-10 are zeros
Bitfield<9, 9> cpuNum;
EndBitUnion(EBaseReg)
BitUnion32(ConfigReg)
Bitfield<31> m;
Bitfield<30, 28> k23;
Bitfield<27, 25> ku;
Bitfield<24, 16> impl;
Bitfield<15> be;
Bitfield<14, 13> at;
Bitfield<12, 10> ar;
Bitfield<9, 7> mt;
// Bits 6-4 are zeros
Bitfield<3> vi;
Bitfield<2, 0> k0;
EndBitUnion(ConfigReg)
BitUnion32(Config1Reg)
Bitfield<31> m;
Bitfield<30, 25> mmuSize;
Bitfield<24, 22> is;
Bitfield<21, 19> il;
Bitfield<18, 16> ia;
Bitfield<15, 13> ds;
Bitfield<12, 10> dl;
Bitfield<9, 7> da;
Bitfield<6> c2;
Bitfield<5> md;
Bitfield<4> pc;
Bitfield<3> wr;
Bitfield<2> ca;
Bitfield<1> ep;
Bitfield<0> fp;
EndBitUnion(Config1Reg)
BitUnion32(Config2Reg)
Bitfield<31> m;
Bitfield<30, 28> tu;
Bitfield<27, 24> ts;
Bitfield<23, 20> tl;
Bitfield<19, 16> ta;
Bitfield<15, 12> su;
Bitfield<11, 8> ss;
Bitfield<7, 4> sl;
Bitfield<3, 0> sa;
EndBitUnion(Config2Reg)
BitUnion32(Config3Reg)
Bitfield<31> m;
// Bits 30-11 are zeros
Bitfield<10> dspp;
// Bits 9-8 are zeros
Bitfield<7> lpa;
Bitfield<6> veic;
Bitfield<5> vint;
Bitfield<4> sp;
// Bit 3 is zero
Bitfield<2> mt;
Bitfield<1> sm;
Bitfield<0> tl;
EndBitUnion(Config3Reg)
BitUnion64(WatchLoReg)
Bitfield<63, 3> vaddr;
Bitfield<2> i;
Bitfield<1> r;
Bitfield<0> w;
EndBitUnion(WatchLoReg)
BitUnion32(WatchHiReg)
Bitfield<31> m;
Bitfield<30> g;
// Bits 29-24 are zeros
Bitfield<23, 16> asid;
// Bits 15-12 are zeros
Bitfield<11, 3> mask;
Bitfield<2> i;
Bitfield<1> r;
Bitfield<0> w;
EndBitUnion(WatchHiReg)
BitUnion32(PerfCntCtlReg)
Bitfield<31> m;
Bitfield<30> w;
// Bits 29-11 are zeros
Bitfield<10, 5> event;
Bitfield<4> ie;
Bitfield<3> u;
Bitfield<2> s;
Bitfield<1> k;
Bitfield<0> exl;
EndBitUnion(PerfCntCtlReg)
BitUnion32(CacheErrReg)
Bitfield<31> er;
Bitfield<30> ec;
Bitfield<29> ed;
Bitfield<28> et;
Bitfield<27> es;
Bitfield<26> ee;
Bitfield<25> eb;
Bitfield<24, 22> impl;
Bitfield<22, 0> index;
EndBitUnion(CacheErrReg)
BitUnion32(TagLoReg)
Bitfield<31, 8> pTagLo;
Bitfield<7, 6> pState;
Bitfield<5> l;
Bitfield<4, 3> impl;
// Bits 2-1 are zeros
Bitfield<0> p;
EndBitUnion(TagLoReg)
} // namespace RiscvISA
#endif