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/*
* Copyright (c) 2007 The Hewlett-Packard Development Company
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* The software must be used only for Non-Commercial Use which means any
* use which is NOT directed to receiving any direct monetary
* compensation for, or commercial advantage from such use. Illustrative
* examples of non-commercial use are academic research, personal study,
* teaching, education and corporate research & development.
* Illustrative examples of commercial use are distributing products for
* commercial advantage and providing services using the software for
* commercial advantage.
*
* If you wish to use this software or functionality therein that may be
* covered by patents for commercial use, please contact:
* Director of Intellectual Property Licensing
* Office of Strategy and Technology
* Hewlett-Packard Company
* 1501 Page Mill Road
* Palo Alto, California 94304
*
* 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 HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission. No right of
* sublicense is granted herewith. Derivatives of the software and
* output created using the software may be prepared, but only for
* Non-Commercial Uses. Derivatives of the software may be shared with
* others provided: (i) the others agree to abide by the list of
* conditions herein which includes the Non-Commercial Use restrictions;
* and (ii) such Derivatives of the software include the above copyright
* notice to acknowledge the contribution from this software where
* applicable, this list of conditions and the disclaimer below.
*
* 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.
*
* Authors: Gabe Black
*/
#ifndef __ARCH_X86_X86TRAITS_HH__
#define __ARCH_X86_X86TRAITS_HH__
#include <assert.h>
#include "sim/host.hh"
namespace X86ISA
{
const int NumMicroIntRegs = 16;
const int NumPseudoIntRegs = 1;
//1. The condition code bits of the rflags register.
const int NumImplicitIntRegs = 5;
//1. The lower part of the result of multiplication.
//2. The upper part of the result of multiplication.
//3. The quotient from division
//4. The remainder from division
//5. The divisor for division
const int NumMMXRegs = 8;
const int NumXMMRegs = 16;
const int NumMicroFpRegs = 8;
const int NumCRegs = 16;
const int NumDRegs = 8;
const int NumSegments = 6;
const int NumSysSegments = 4;
const Addr IntAddrPrefixMask = ULL(0xffffffff00000000);
const Addr IntAddrPrefixCPUID = ULL(0x100000000);
const Addr IntAddrPrefixMSR = ULL(0x200000000);
const Addr IntAddrPrefixIO = ULL(0x300000000);
const Addr PhysAddrPrefixIO = ULL(0x8000000000000000);
const Addr PhysAddrPrefixPciConfig = ULL(0xC000000000000000);
const Addr PhysAddrPrefixLocalAPIC = ULL(0xA000000000000000);
// Each APIC gets two pages. One page is used for local apics to field
// accesses from the CPU, and the other is for all APICs to communicate.
const Addr PhysAddrAPICRangeSize = 1 << 12;
static inline Addr
x86IOAddress(const uint32_t port)
{
return PhysAddrPrefixIO | port;
}
static inline Addr
x86PciConfigAddress(const uint32_t addr)
{
return PhysAddrPrefixPciConfig | addr;
}
static inline Addr
x86LocalAPICAddress(const uint8_t id, const uint16_t addr)
{
assert(addr < (1 << 12));
return PhysAddrPrefixLocalAPIC | (id * (1 << 12)) | addr;
}
}
#endif //__ARCH_X86_X86TRAITS_HH__
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