faults.hh revision 6023
14120Sgblack@eecs.umich.edu/*
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544120Sgblack@eecs.umich.edu *
554120Sgblack@eecs.umich.edu * Authors: Gabe Black
564120Sgblack@eecs.umich.edu */
574120Sgblack@eecs.umich.edu
584120Sgblack@eecs.umich.edu#ifndef __ARCH_X86_FAULTS_HH__
594120Sgblack@eecs.umich.edu#define __ARCH_X86_FAULTS_HH__
604120Sgblack@eecs.umich.edu
615857Sgblack@eecs.umich.edu#include "base/bitunion.hh"
624139Sgblack@eecs.umich.edu#include "base/misc.hh"
634135Sgblack@eecs.umich.edu#include "sim/faults.hh"
646023Snate@binkert.org#include "sim/tlb.hh"
654120Sgblack@eecs.umich.edu
665909Sgblack@eecs.umich.edu#include <string>
675909Sgblack@eecs.umich.edu
684120Sgblack@eecs.umich.edunamespace X86ISA
694120Sgblack@eecs.umich.edu{
705114Sgblack@eecs.umich.edu    // Base class for all x86 "faults" where faults is in the m5 sense
715114Sgblack@eecs.umich.edu    class X86FaultBase : public FaultBase
724135Sgblack@eecs.umich.edu    {
734365Sgblack@eecs.umich.edu      protected:
745114Sgblack@eecs.umich.edu        const char * faultName;
755114Sgblack@eecs.umich.edu        const char * mnem;
765851Sgblack@eecs.umich.edu        uint8_t vector;
775139Sgblack@eecs.umich.edu        uint64_t errorCode;
785114Sgblack@eecs.umich.edu
795139Sgblack@eecs.umich.edu        X86FaultBase(const char * _faultName, const char * _mnem,
806009Snate@binkert.org                     const uint8_t _vector, uint64_t _errorCode = (uint64_t)-1)
816009Snate@binkert.org            : faultName(_faultName), mnem(_mnem),
826009Snate@binkert.org              vector(_vector), errorCode(_errorCode)
835114Sgblack@eecs.umich.edu        {
845114Sgblack@eecs.umich.edu        }
855114Sgblack@eecs.umich.edu
864729Sgblack@eecs.umich.edu        const char * name() const
874365Sgblack@eecs.umich.edu        {
885114Sgblack@eecs.umich.edu            return faultName;
894365Sgblack@eecs.umich.edu        }
904365Sgblack@eecs.umich.edu
915114Sgblack@eecs.umich.edu        virtual bool isBenign()
925114Sgblack@eecs.umich.edu        {
935114Sgblack@eecs.umich.edu            return true;
945114Sgblack@eecs.umich.edu        }
955114Sgblack@eecs.umich.edu
965114Sgblack@eecs.umich.edu        virtual const char * mnemonic() const
975114Sgblack@eecs.umich.edu        {
985114Sgblack@eecs.umich.edu            return mnem;
995114Sgblack@eecs.umich.edu        }
1005684Sgblack@eecs.umich.edu
1015858Sgblack@eecs.umich.edu        virtual bool isSoft()
1025684Sgblack@eecs.umich.edu        {
1035858Sgblack@eecs.umich.edu            return false;
1045684Sgblack@eecs.umich.edu        }
1055858Sgblack@eecs.umich.edu
1065858Sgblack@eecs.umich.edu#if FULL_SYSTEM
1075858Sgblack@eecs.umich.edu        void invoke(ThreadContext * tc);
1085909Sgblack@eecs.umich.edu
1095909Sgblack@eecs.umich.edu        virtual std::string describe() const;
1105858Sgblack@eecs.umich.edu#endif
1115114Sgblack@eecs.umich.edu    };
1125114Sgblack@eecs.umich.edu
1135114Sgblack@eecs.umich.edu    // Base class for x86 faults which behave as if the underlying instruction
1145114Sgblack@eecs.umich.edu    // didn't happen.
1155114Sgblack@eecs.umich.edu    class X86Fault : public X86FaultBase
1165114Sgblack@eecs.umich.edu    {
1175114Sgblack@eecs.umich.edu      protected:
1185139Sgblack@eecs.umich.edu        X86Fault(const char * name, const char * mnem,
1196009Snate@binkert.org                 const uint8_t vector, uint64_t _errorCode = (uint64_t)-1)
1206009Snate@binkert.org            : X86FaultBase(name, mnem, vector, _errorCode)
1215114Sgblack@eecs.umich.edu        {}
1225114Sgblack@eecs.umich.edu    };
1235114Sgblack@eecs.umich.edu
1245114Sgblack@eecs.umich.edu    // Base class for x86 traps which behave as if the underlying instruction
1255114Sgblack@eecs.umich.edu    // completed.
1265114Sgblack@eecs.umich.edu    class X86Trap : public X86FaultBase
1275114Sgblack@eecs.umich.edu    {
1285114Sgblack@eecs.umich.edu      protected:
1295139Sgblack@eecs.umich.edu        X86Trap(const char * name, const char * mnem,
1306009Snate@binkert.org                const uint8_t vector, uint64_t _errorCode = (uint64_t)-1)
1316009Snate@binkert.org            : X86FaultBase(name, mnem, vector, _errorCode)
1325114Sgblack@eecs.umich.edu        {}
1335114Sgblack@eecs.umich.edu
1345114Sgblack@eecs.umich.edu#if FULL_SYSTEM
1355124Sgblack@eecs.umich.edu        void invoke(ThreadContext * tc);
1365114Sgblack@eecs.umich.edu#endif
1375114Sgblack@eecs.umich.edu    };
1385114Sgblack@eecs.umich.edu
1395114Sgblack@eecs.umich.edu    // Base class for x86 aborts which seem to be catastrophic failures.
1405114Sgblack@eecs.umich.edu    class X86Abort : public X86FaultBase
1415114Sgblack@eecs.umich.edu    {
1425114Sgblack@eecs.umich.edu      protected:
1435139Sgblack@eecs.umich.edu        X86Abort(const char * name, const char * mnem,
1446009Snate@binkert.org                const uint8_t vector, uint64_t _errorCode = (uint64_t)-1)
1456009Snate@binkert.org            : X86FaultBase(name, mnem, vector, _errorCode)
1465114Sgblack@eecs.umich.edu        {}
1475114Sgblack@eecs.umich.edu
1485114Sgblack@eecs.umich.edu#if FULL_SYSTEM
1495124Sgblack@eecs.umich.edu        void invoke(ThreadContext * tc);
1505114Sgblack@eecs.umich.edu#endif
1515114Sgblack@eecs.umich.edu    };
1525114Sgblack@eecs.umich.edu
1535114Sgblack@eecs.umich.edu    // Base class for x86 interrupts.
1545114Sgblack@eecs.umich.edu    class X86Interrupt : public X86FaultBase
1555114Sgblack@eecs.umich.edu    {
1565114Sgblack@eecs.umich.edu      protected:
1575851Sgblack@eecs.umich.edu        X86Interrupt(const char * name, const char * mnem,
1586009Snate@binkert.org                const uint8_t _vector, uint64_t _errorCode = (uint64_t)-1)
1596009Snate@binkert.org            : X86FaultBase(name, mnem, _vector, _errorCode)
1605114Sgblack@eecs.umich.edu        {}
1614135Sgblack@eecs.umich.edu    };
1624150Sgblack@eecs.umich.edu
1634365Sgblack@eecs.umich.edu    class UnimpInstFault : public FaultBase
1644365Sgblack@eecs.umich.edu    {
1654365Sgblack@eecs.umich.edu      public:
1664729Sgblack@eecs.umich.edu        const char * name() const
1674365Sgblack@eecs.umich.edu        {
1684365Sgblack@eecs.umich.edu            return "unimplemented_micro";
1694365Sgblack@eecs.umich.edu        }
1704365Sgblack@eecs.umich.edu
1714365Sgblack@eecs.umich.edu        void invoke(ThreadContext * tc)
1724365Sgblack@eecs.umich.edu        {
1734365Sgblack@eecs.umich.edu            panic("Unimplemented instruction!");
1744365Sgblack@eecs.umich.edu        }
1754365Sgblack@eecs.umich.edu    };
1764365Sgblack@eecs.umich.edu
1774150Sgblack@eecs.umich.edu    static inline Fault genMachineCheckFault()
1784150Sgblack@eecs.umich.edu    {
1794150Sgblack@eecs.umich.edu        panic("Machine check fault not implemented in x86!\n");
1804150Sgblack@eecs.umich.edu    }
1815114Sgblack@eecs.umich.edu
1825114Sgblack@eecs.umich.edu    // Below is a summary of the interrupt/exception information in the
1835114Sgblack@eecs.umich.edu    // architecture manuals.
1845114Sgblack@eecs.umich.edu
1855114Sgblack@eecs.umich.edu    // Class  |  Type    | vector |               Cause                 | mnem
1865114Sgblack@eecs.umich.edu    //------------------------------------------------------------------------
1875114Sgblack@eecs.umich.edu    //Contrib   Fault     0         Divide-by-Zero-Error                  #DE
1885114Sgblack@eecs.umich.edu    //Benign    Either    1         Debug                                 #DB
1895114Sgblack@eecs.umich.edu    //Benign    Interrupt 2         Non-Maskable-Interrupt                #NMI
1905114Sgblack@eecs.umich.edu    //Benign    Trap      3         Breakpoint                            #BP
1915114Sgblack@eecs.umich.edu    //Benign    Trap      4         Overflow                              #OF
1925114Sgblack@eecs.umich.edu    //Benign    Fault     5         Bound-Range                           #BR
1935114Sgblack@eecs.umich.edu    //Benign    Fault     6         Invalid-Opcode                        #UD
1945114Sgblack@eecs.umich.edu    //Benign    Fault     7         Device-Not-Available                  #NM
1955114Sgblack@eecs.umich.edu    //Benign    Abort     8         Double-Fault                          #DF
1965114Sgblack@eecs.umich.edu    //                    9         Coprocessor-Segment-Overrun
1975114Sgblack@eecs.umich.edu    //Contrib   Fault     10        Invalid-TSS                           #TS
1985114Sgblack@eecs.umich.edu    //Contrib   Fault     11        Segment-Not-Present                   #NP
1995114Sgblack@eecs.umich.edu    //Contrib   Fault     12        Stack                                 #SS
2005114Sgblack@eecs.umich.edu    //Contrib   Fault     13        General-Protection                    #GP
2015114Sgblack@eecs.umich.edu    //Either    Fault     14        Page-Fault                            #PF
2025114Sgblack@eecs.umich.edu    //                    15        Reserved
2035114Sgblack@eecs.umich.edu    //Benign    Fault     16        x87 Floating-Point Exception Pending  #MF
2045114Sgblack@eecs.umich.edu    //Benign    Fault     17        Alignment-Check                       #AC
2055114Sgblack@eecs.umich.edu    //Benign    Abort     18        Machine-Check                         #MC
2065114Sgblack@eecs.umich.edu    //Benign    Fault     19        SIMD Floating-Point                   #XF
2075114Sgblack@eecs.umich.edu    //                    20-29     Reserved
2085114Sgblack@eecs.umich.edu    //Contrib   ?         30        Security Exception                    #SX
2095114Sgblack@eecs.umich.edu    //                    31        Reserved
2105114Sgblack@eecs.umich.edu    //Benign    Interrupt 0-255     External Interrupts                   #INTR
2115114Sgblack@eecs.umich.edu    //Benign    Interrupt 0-255     Software Interrupts                   INTn
2125114Sgblack@eecs.umich.edu
2135114Sgblack@eecs.umich.edu    class DivideByZero : public X86Fault
2145114Sgblack@eecs.umich.edu    {
2155114Sgblack@eecs.umich.edu      public:
2165114Sgblack@eecs.umich.edu        DivideByZero() :
2175851Sgblack@eecs.umich.edu            X86Fault("Divide-by-Zero-Error", "#DE", 0)
2185114Sgblack@eecs.umich.edu        {}
2195114Sgblack@eecs.umich.edu    };
2205114Sgblack@eecs.umich.edu
2215114Sgblack@eecs.umich.edu    class DebugException : public X86FaultBase
2225114Sgblack@eecs.umich.edu    {
2235114Sgblack@eecs.umich.edu      public:
2245114Sgblack@eecs.umich.edu        DebugException() :
2255851Sgblack@eecs.umich.edu            X86FaultBase("Debug", "#DB", 1)
2265114Sgblack@eecs.umich.edu        {}
2275114Sgblack@eecs.umich.edu    };
2285114Sgblack@eecs.umich.edu
2295114Sgblack@eecs.umich.edu    class NonMaskableInterrupt : public X86Interrupt
2305114Sgblack@eecs.umich.edu    {
2315114Sgblack@eecs.umich.edu      public:
2325655Sgblack@eecs.umich.edu        NonMaskableInterrupt(uint8_t _vector) :
2335851Sgblack@eecs.umich.edu            X86Interrupt("Non Maskable Interrupt", "#NMI", 2, _vector)
2345114Sgblack@eecs.umich.edu        {}
2355114Sgblack@eecs.umich.edu    };
2365114Sgblack@eecs.umich.edu
2375114Sgblack@eecs.umich.edu    class Breakpoint : public X86Trap
2385114Sgblack@eecs.umich.edu    {
2395114Sgblack@eecs.umich.edu      public:
2405114Sgblack@eecs.umich.edu        Breakpoint() :
2415851Sgblack@eecs.umich.edu            X86Trap("Breakpoint", "#BP", 3)
2425114Sgblack@eecs.umich.edu        {}
2435114Sgblack@eecs.umich.edu    };
2445114Sgblack@eecs.umich.edu
2455114Sgblack@eecs.umich.edu    class OverflowTrap : public X86Trap
2465114Sgblack@eecs.umich.edu    {
2475114Sgblack@eecs.umich.edu      public:
2485114Sgblack@eecs.umich.edu        OverflowTrap() :
2495851Sgblack@eecs.umich.edu            X86Trap("Overflow", "#OF", 4)
2505114Sgblack@eecs.umich.edu        {}
2515114Sgblack@eecs.umich.edu    };
2525114Sgblack@eecs.umich.edu
2535114Sgblack@eecs.umich.edu    class BoundRange : public X86Fault
2545114Sgblack@eecs.umich.edu    {
2555114Sgblack@eecs.umich.edu      public:
2565114Sgblack@eecs.umich.edu        BoundRange() :
2575851Sgblack@eecs.umich.edu            X86Fault("Bound-Range", "#BR", 5)
2585114Sgblack@eecs.umich.edu        {}
2595114Sgblack@eecs.umich.edu    };
2605114Sgblack@eecs.umich.edu
2615114Sgblack@eecs.umich.edu    class InvalidOpcode : public X86Fault
2625114Sgblack@eecs.umich.edu    {
2635114Sgblack@eecs.umich.edu      public:
2645114Sgblack@eecs.umich.edu        InvalidOpcode() :
2655851Sgblack@eecs.umich.edu            X86Fault("Invalid-Opcode", "#UD", 6)
2665114Sgblack@eecs.umich.edu        {}
2675114Sgblack@eecs.umich.edu    };
2685114Sgblack@eecs.umich.edu
2695114Sgblack@eecs.umich.edu    class DeviceNotAvailable : public X86Fault
2705114Sgblack@eecs.umich.edu    {
2715114Sgblack@eecs.umich.edu      public:
2725114Sgblack@eecs.umich.edu        DeviceNotAvailable() :
2735851Sgblack@eecs.umich.edu            X86Fault("Device-Not-Available", "#NM", 7)
2745114Sgblack@eecs.umich.edu        {}
2755114Sgblack@eecs.umich.edu    };
2765114Sgblack@eecs.umich.edu
2775114Sgblack@eecs.umich.edu    class DoubleFault : public X86Abort
2785114Sgblack@eecs.umich.edu    {
2795114Sgblack@eecs.umich.edu      public:
2805114Sgblack@eecs.umich.edu        DoubleFault() :
2815857Sgblack@eecs.umich.edu            X86Abort("Double-Fault", "#DF", 8, 0)
2825114Sgblack@eecs.umich.edu        {}
2835114Sgblack@eecs.umich.edu    };
2845114Sgblack@eecs.umich.edu
2855114Sgblack@eecs.umich.edu    class InvalidTSS : public X86Fault
2865114Sgblack@eecs.umich.edu    {
2875114Sgblack@eecs.umich.edu      public:
2885857Sgblack@eecs.umich.edu        InvalidTSS(uint32_t _errorCode) :
2895857Sgblack@eecs.umich.edu            X86Fault("Invalid-TSS", "#TS", 10, _errorCode)
2905114Sgblack@eecs.umich.edu        {}
2915114Sgblack@eecs.umich.edu    };
2925114Sgblack@eecs.umich.edu
2935114Sgblack@eecs.umich.edu    class SegmentNotPresent : public X86Fault
2945114Sgblack@eecs.umich.edu    {
2955114Sgblack@eecs.umich.edu      public:
2965857Sgblack@eecs.umich.edu        SegmentNotPresent(uint32_t _errorCode) :
2975857Sgblack@eecs.umich.edu            X86Fault("Segment-Not-Present", "#NP", 11, _errorCode)
2985114Sgblack@eecs.umich.edu        {}
2995114Sgblack@eecs.umich.edu    };
3005114Sgblack@eecs.umich.edu
3015114Sgblack@eecs.umich.edu    class StackFault : public X86Fault
3025114Sgblack@eecs.umich.edu    {
3035114Sgblack@eecs.umich.edu      public:
3045857Sgblack@eecs.umich.edu        StackFault(uint32_t _errorCode) :
3055857Sgblack@eecs.umich.edu            X86Fault("Stack", "#SS", 12, _errorCode)
3065114Sgblack@eecs.umich.edu        {}
3075114Sgblack@eecs.umich.edu    };
3085114Sgblack@eecs.umich.edu
3095114Sgblack@eecs.umich.edu    class GeneralProtection : public X86Fault
3105114Sgblack@eecs.umich.edu    {
3115114Sgblack@eecs.umich.edu      public:
3125857Sgblack@eecs.umich.edu        GeneralProtection(uint32_t _errorCode) :
3135851Sgblack@eecs.umich.edu            X86Fault("General-Protection", "#GP", 13, _errorCode)
3145114Sgblack@eecs.umich.edu        {}
3155114Sgblack@eecs.umich.edu    };
3165114Sgblack@eecs.umich.edu
3175114Sgblack@eecs.umich.edu    class PageFault : public X86Fault
3185114Sgblack@eecs.umich.edu    {
3195857Sgblack@eecs.umich.edu      protected:
3205857Sgblack@eecs.umich.edu        BitUnion32(PageFaultErrorCode)
3215857Sgblack@eecs.umich.edu            Bitfield<0> present;
3225857Sgblack@eecs.umich.edu            Bitfield<1> write;
3235857Sgblack@eecs.umich.edu            Bitfield<2> user;
3245857Sgblack@eecs.umich.edu            Bitfield<3> reserved;
3255857Sgblack@eecs.umich.edu            Bitfield<4> fetch;
3265857Sgblack@eecs.umich.edu        EndBitUnion(PageFaultErrorCode)
3275857Sgblack@eecs.umich.edu
3285858Sgblack@eecs.umich.edu        Addr addr;
3295858Sgblack@eecs.umich.edu
3305114Sgblack@eecs.umich.edu      public:
3315858Sgblack@eecs.umich.edu        PageFault(Addr _addr, uint32_t _errorCode) :
3325858Sgblack@eecs.umich.edu            X86Fault("Page-Fault", "#PF", 14, _errorCode), addr(_addr)
3335114Sgblack@eecs.umich.edu        {}
3345858Sgblack@eecs.umich.edu
3356023Snate@binkert.org        PageFault(Addr _addr, bool present, BaseTLB::Mode mode,
3366023Snate@binkert.org                bool user, bool reserved) :
3375858Sgblack@eecs.umich.edu            X86Fault("Page-Fault", "#PF", 14, 0), addr(_addr)
3385857Sgblack@eecs.umich.edu        {
3395857Sgblack@eecs.umich.edu            PageFaultErrorCode code = 0;
3405857Sgblack@eecs.umich.edu            code.present = present;
3416023Snate@binkert.org            code.write = (mode == BaseTLB::Write);
3425857Sgblack@eecs.umich.edu            code.user = user;
3435857Sgblack@eecs.umich.edu            code.reserved = reserved;
3446023Snate@binkert.org            code.fetch = (mode == BaseTLB::Execute);
3455857Sgblack@eecs.umich.edu            errorCode = code;
3465857Sgblack@eecs.umich.edu        }
3475858Sgblack@eecs.umich.edu
3485858Sgblack@eecs.umich.edu#if FULL_SYSTEM
3495858Sgblack@eecs.umich.edu        void invoke(ThreadContext * tc);
3505909Sgblack@eecs.umich.edu
3515909Sgblack@eecs.umich.edu        virtual std::string describe() const;
3525858Sgblack@eecs.umich.edu#endif
3535114Sgblack@eecs.umich.edu    };
3545114Sgblack@eecs.umich.edu
3555114Sgblack@eecs.umich.edu    class X87FpExceptionPending : public X86Fault
3565114Sgblack@eecs.umich.edu    {
3575114Sgblack@eecs.umich.edu      public:
3585114Sgblack@eecs.umich.edu        X87FpExceptionPending() :
3595851Sgblack@eecs.umich.edu            X86Fault("x87 Floating-Point Exception Pending", "#MF", 16)
3605114Sgblack@eecs.umich.edu        {}
3615114Sgblack@eecs.umich.edu    };
3625114Sgblack@eecs.umich.edu
3635652Sgblack@eecs.umich.edu    class AlignmentCheck : public X86Fault
3645114Sgblack@eecs.umich.edu    {
3655114Sgblack@eecs.umich.edu      public:
3665114Sgblack@eecs.umich.edu        AlignmentCheck() :
3675857Sgblack@eecs.umich.edu            X86Fault("Alignment-Check", "#AC", 17, 0)
3685114Sgblack@eecs.umich.edu        {}
3695114Sgblack@eecs.umich.edu    };
3705114Sgblack@eecs.umich.edu
3715652Sgblack@eecs.umich.edu    class MachineCheck : public X86Abort
3725114Sgblack@eecs.umich.edu    {
3735114Sgblack@eecs.umich.edu      public:
3745114Sgblack@eecs.umich.edu        MachineCheck() :
3755851Sgblack@eecs.umich.edu            X86Abort("Machine-Check", "#MC", 18)
3765114Sgblack@eecs.umich.edu        {}
3775114Sgblack@eecs.umich.edu    };
3785114Sgblack@eecs.umich.edu
3795652Sgblack@eecs.umich.edu    class SIMDFloatingPointFault : public X86Fault
3805114Sgblack@eecs.umich.edu    {
3815114Sgblack@eecs.umich.edu      public:
3825114Sgblack@eecs.umich.edu        SIMDFloatingPointFault() :
3835851Sgblack@eecs.umich.edu            X86Fault("SIMD Floating-Point", "#XF", 19)
3845114Sgblack@eecs.umich.edu        {}
3855114Sgblack@eecs.umich.edu    };
3865114Sgblack@eecs.umich.edu
3875652Sgblack@eecs.umich.edu    class SecurityException : public X86FaultBase
3885114Sgblack@eecs.umich.edu    {
3895114Sgblack@eecs.umich.edu      public:
3905114Sgblack@eecs.umich.edu        SecurityException() :
3915851Sgblack@eecs.umich.edu            X86FaultBase("Security Exception", "#SX", 30)
3925114Sgblack@eecs.umich.edu        {}
3935114Sgblack@eecs.umich.edu    };
3945114Sgblack@eecs.umich.edu
3955652Sgblack@eecs.umich.edu    class ExternalInterrupt : public X86Interrupt
3965114Sgblack@eecs.umich.edu    {
3975114Sgblack@eecs.umich.edu      public:
3985654Sgblack@eecs.umich.edu        ExternalInterrupt(uint8_t _vector) :
3995681Sgblack@eecs.umich.edu            X86Interrupt("External Interrupt", "#INTR", _vector)
4005114Sgblack@eecs.umich.edu        {}
4015114Sgblack@eecs.umich.edu    };
4025114Sgblack@eecs.umich.edu
4035655Sgblack@eecs.umich.edu    class SystemManagementInterrupt : public X86Interrupt
4045655Sgblack@eecs.umich.edu    {
4055655Sgblack@eecs.umich.edu      public:
4065655Sgblack@eecs.umich.edu        SystemManagementInterrupt() :
4075681Sgblack@eecs.umich.edu            X86Interrupt("System Management Interrupt", "#SMI", 0)
4085655Sgblack@eecs.umich.edu        {}
4095655Sgblack@eecs.umich.edu    };
4105655Sgblack@eecs.umich.edu
4115655Sgblack@eecs.umich.edu    class InitInterrupt : public X86Interrupt
4125655Sgblack@eecs.umich.edu    {
4135655Sgblack@eecs.umich.edu        uint8_t vector;
4145655Sgblack@eecs.umich.edu      public:
4155655Sgblack@eecs.umich.edu        InitInterrupt(uint8_t _vector) :
4165681Sgblack@eecs.umich.edu            X86Interrupt("INIT Interrupt", "#INIT", _vector)
4175655Sgblack@eecs.umich.edu        {}
4185655Sgblack@eecs.umich.edu    };
4195655Sgblack@eecs.umich.edu
4205652Sgblack@eecs.umich.edu    class SoftwareInterrupt : public X86Interrupt
4215114Sgblack@eecs.umich.edu    {
4225114Sgblack@eecs.umich.edu      public:
4235681Sgblack@eecs.umich.edu        SoftwareInterrupt(uint8_t _vector) :
4245909Sgblack@eecs.umich.edu            X86Interrupt("Software Interrupt", "#INTR", _vector)
4255114Sgblack@eecs.umich.edu        {}
4265858Sgblack@eecs.umich.edu
4275858Sgblack@eecs.umich.edu        bool isSoft()
4285858Sgblack@eecs.umich.edu        {
4295858Sgblack@eecs.umich.edu            return true;
4305858Sgblack@eecs.umich.edu        }
4315114Sgblack@eecs.umich.edu    };
4324120Sgblack@eecs.umich.edu};
4334120Sgblack@eecs.umich.edu
4344120Sgblack@eecs.umich.edu#endif // __ARCH_X86_FAULTS_HH__
435