# Syscall emulation (non-full-system) sources
syscall_emulation_sources = Split('''
- mips_linux.cc
- linux_process.cc
+ linux/linux.cc
+ linux/process.cc
process.cc
''')
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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_MIPS_INT_REGFILE_HH__
+#define __ARCH_MIPS_INT_REGFILE_HH__
+
+#include "arch/mips/types.hh"
+#include "arch/mips/constants.hh"
+#include "sim/faults.hh"
+
+class Checkpoint;
+class ExecContext;
+class Regfile;
+
+namespace MipsISA
+{
+ class IntRegFile
+ {
+ protected:
+ IntReg regs[NumIntRegs];
+ IntReg hi;
+ IntReg lo;
+
+ public:
+ IntReg readReg(int intReg)
+ {
+ return regs[intReg];
+ }
+
+ Fault setReg(int intReg, const IntReg &val)
+ {
+ regs[intReg] = val;
+ return NoFault;
+ }
+
+ IntReg readHi()
+ {
+ return hi;
+ }
+
+ Fault setHi(const IntReg &val)
+ {
+ hi = val;
+ return NoFault;
+ }
+
+ IntReg readLo()
+ {
+ return lo;
+ }
+
+ Fault setLo(const IntReg &val)
+ {
+ lo = val;
+ return NoFault;
+ }
+
+ void serialize(std::ostream &os);
+
+ void unserialize(Checkpoint *cp, const std::string §ion);
+
+ };
+} // namespace MipsISA
+
+#endif
using namespace MipsISA;
using namespace std;
+
+void
+MipsISA::copyRegs(ExecContext *src, ExecContext *dest)
+{
+ /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
+ uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
+ lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
+ lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
+
+#if FULL_SYSTEM
+ copyIprs(xc);
+ #endif*/
+}
+
+void
+MipsISA::MiscRegFile::copyMiscRegs(ExecContext *xc)
+{
+ /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
+ uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
+ lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
+ lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
+
+ #endif*/
+}
+
uint64_t
MipsISA::convert_and_round(uint32_t fp_val, ConvertType cvt_type, int rnd_mode)
{
}
}
-void
-MipsISA::copyRegs(ExecContext *src, ExecContext *dest)
-{
- /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
- uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
- lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
- lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
-
-#if FULL_SYSTEM
- copyIprs(xc);
- #endif*/
-}
-
-void
-MipsISA::MiscRegFile::copyMiscRegs(ExecContext *xc)
-{
- /*fpcr = xc->readMiscReg(MipsISA::Fpcr_DepTag);
- uniq = xc->readMiscReg(MipsISA::Uniq_DepTag);
- lock_flag = xc->readMiscReg(MipsISA::Lock_Flag_DepTag);
- lock_addr = xc->readMiscReg(MipsISA::Lock_Addr_DepTag);
-
-#if FULL_SYSTEM
- copyIprs(xc);
- #endif*/
-}
-
-
-void MipsISA::RegFile::coldReset()
-{
- //CP0 Random Reg:
- //Randomly generated index into the TLB array
- /*miscRegs[Random] = 0x0000003f;
-
- //CP0 Wired Reg.
- miscRegs[Wired] = 0x0000000;
-
- //CP0 HWRENA
- miscRegs[HWRena] = 0x0000000;
-
- //CP0 Status Reg.
- miscRegs[Status] = 0x0400004;
-
- //CP0 INTCNTL
- miscRegs[IntCtl] = 0xfc00000;
-
- //CP0 SRSCNTL
- miscRegs[SRSCtl] = 0x0c00000;
-
- //CP0 SRSMAP
- miscRegs[SRSMap] = 0x0000000;
-
- //CP0 Cause
- miscRegs[Cause] = 0x0000000;
-
- //CP0 Processor ID
- miscRegs[PrId] = 0x0019300;
-
- //CP0 EBASE
- miscRegs[EBase] = 0x8000000;
-
- //CP0 Config Reg.
- miscRegs[Config] = 0x80040482;
-
- //CP0 Config 1 Reg.
- miscRegs[Config1] = 0xfee3719e;
-
- //CP0 Config 2 Reg.
- miscRegs[Config2] = 0x8000000;
-
- //CP0 Config 3 Reg.
- miscRegs[Config3] = 0x0000020;
-
- //CP0 Config 7 Reg.
- miscRegs[Config7] = 0x0000000;
-
- //CP0 Debug
- miscRegs[Debug] = 0x0201800;
-
- //CP0 PERFCNTL1
- miscRegs[PerfCnt0] = 0x0000000;
-
- //CP0 PERFCNTL2
- miscRegs[PerfCnt1] = 0x0000000;*/
-
-}
-
-void RegFile::createCP0Regs()
-{
-//Resize Coprocessor Register Banks to
-// the number specified in MIPS32K VOL.III
-// Chapter 8
- /*
- //Cop-0 Regs. Bank 0: Index,
- miscRegs[0].resize(4);
-
- //Cop-0 Regs. Bank 1:
- miscRegs[1].resize(8);
-
- //Cop-0 Regs. Bank 2:
- miscRegs[2].resize(8);
-
- //Cop-0 Regs. Bank 3:
- miscRegs[3].resize(1);
-
- //Cop-0 Regs. Bank 4:
- miscRegs[4].resize(2);
-
- //Cop-0 Regs. Bank 5:
- miscRegs[5].resize(2);
-
- //Cop-0 Regs. Bank 6:
- miscRegs[6].resize(6);
-
- //Cop-0 Regs. Bank 7:
- miscRegs[7].resize(1);
-
- //Cop-0 Regs. Bank 8:
- miscRegs[8].resize(1);
-
- //Cop-0 Regs. Bank 9:
- miscRegs[9].resize(1);
-
- //Cop-0 Regs. Bank 10:
- miscRegs[10].resize(1);
-
- //Cop-0 Regs. Bank 11:
- miscRegs[11].resize(1);
-
- //Cop-0 Regs. Bank 12:
- miscRegs[12].resize(4);
-
- //Cop-0 Regs. Bank 13:
- miscRegs[13].resize(1);
-
- //Cop-0 Regs. Bank 14:
- miscRegs[14].resize(1);
-
- //Cop-0 Regs. Bank 15:
- miscRegs[15].resize(2);
-
- //Cop-0 Regs. Bank 16:
- miscRegs[16].resize(4);
-
- //Cop-0 Regs. Bank 17:
- miscRegs[17].resize(1);
-
- //Cop-0 Regs. Bank 18:
- miscRegs[18].resize(8);
-
- //Cop-0 Regs. Bank 19:
- miscRegs[19].resize(8);
-
- //Cop-0 Regs. Bank 20:
- miscRegs[20].resize(1);
- case PerfCnt0: panic("Accessing Unimplemented CP0 Register"); break;
- case PerfCnt1: panic("Accessing Unimplemented CP0 Register"); break;
- case PerfCnt2: panic("Accessing Unimplemented CP0 Register"); break;
- case PerfCnt3: panic("Accessing Unimplemented CP0 Register"); break;
-
- //Cop-0 Regs. Bank 21:
- //miscRegs[21].resize(1);
- //Reserved for future extensions
-
- //Cop-0 Regs. Bank 22:
- //miscRegs[22].resize(4);
- //Available for implementation dependent use
-
- //Cop-0 Regs. Bank 23:
- miscRegs[23].resize(5);
-
- //Cop-0 Regs. Bank 24:
- miscRegs[24].resize(1);
-
- //Cop-0 Regs. Bank 25:
- miscRegs[25].resize(8);
-
- //Cop-0 Regs. Bank 26:
- miscRegs[26].resize(1);
-
- //Cop-0 Regs. Bank 27:
- miscRegs[27].resize(4);
-
- //Cop-0 Regs. Bank 28:
- miscRegs[28].resize(8);
-
- //Cop-0 Regs. Bank 29:
- miscRegs[29].resize(8);
-
- //Cop-0 Regs. Bank 30:
- miscRegs[30].resize(1);
-
- //Cop-0 Regs. Bank 31:
- miscRegs[31].resize(1);*/
-
-}
-
-
-const Addr MipsISA::PageShift = 13;
-const Addr MipsISA::PageBytes = ULL(1) << PageShift;
-const Addr MipsISA::PageMask = ~(PageBytes - 1);
-const Addr MipsISA::PageOffset = PageBytes - 1;
#if FULL_SYSTEM
-////////////////////////////////////////////////////////////////////////
-//
-// Translation stuff
-//
-
-const Addr MipsISA::PteShift = 3;
-const Addr MipsISA::NPtePageShift = PageShift - PteShift;
-const Addr MipsISA::NPtePage = ULL(1) << NPtePageShift;
-const Addr MipsISA::PteMask = NPtePage - 1;
-
-// User Virtual
-const Addr MipsISA::USegBase = ULL(0x0);
-const Addr MipsISA::USegEnd = ULL(0x000003ffffffffff);
-
-// Kernel Direct Mapped
-const Addr MipsISA::K0SegBase = ULL(0xfffffc0000000000);
-const Addr MipsISA::K0SegEnd = ULL(0xfffffdffffffffff);
-
-// Kernel Virtual
-const Addr MipsISA::K1SegBase = ULL(0xfffffe0000000000);
-const Addr MipsISA::K1SegEnd = ULL(0xffffffffffffffff);
-
-#endif
-
-// Mips UNOP (sll r0,r0,r0)
-const MachInst MipsISA::NoopMachInst = 0x00000000;
-
static inline Addr
TruncPage(Addr addr)
{ return addr & ~(MipsISA::PageBytes - 1); }
static inline Addr
RoundPage(Addr addr)
{ return (addr + MipsISA::PageBytes - 1) & ~(MipsISA::PageBytes - 1); }
+#endif
void
IntRegFile::serialize(std::ostream &os)
#ifndef __ARCH_MIPS_ISA_TRAITS_HH__
#define __ARCH_MIPS_ISA_TRAITS_HH__
-//#include "arch/mips/misc_regfile.hh"
+#include "arch/mips/constants.hh"
+#include "arch/mips/types.hh"
+#include "arch/mips/regfile.hh"
#include "arch/mips/faults.hh"
+#include "arch/mips/utility.hh"
#include "base/misc.hh"
#include "config/full_system.hh"
#include "sim/byteswap.hh"
{
using namespace LittleEndianGuest;
- typedef uint32_t MachInst;
- typedef uint32_t MachInst;
- typedef uint64_t ExtMachInst;
- typedef uint8_t RegIndex;
-// typedef uint64_t Addr;
-
- // Constants Related to the number of registers
-
- const int NumIntArchRegs = 32;
- const int NumPALShadowRegs = 8;
- const int NumFloatArchRegs = 32;
- // @todo: Figure out what this number really should be.
- const int NumMiscArchRegs = 265;
-
- const int NumIntRegs = NumIntArchRegs + NumPALShadowRegs;
- const int NumFloatRegs = NumFloatArchRegs;
- const int NumMiscRegs = NumMiscArchRegs;
-
- const int TotalNumRegs = NumIntRegs + NumFloatRegs +
- NumMiscRegs + 0/*NumInternalProcRegs*/;
-
- const int TotalDataRegs = NumIntRegs + NumFloatRegs;
-
- // Static instruction parameters
- const int MaxInstSrcRegs = 3;
- const int MaxInstDestRegs = 2;
-
- // semantically meaningful register indices
- const int ZeroReg = 0;
- const int AssemblerReg = 1;
- const int ReturnValueReg1 = 2;
- const int ReturnValueReg2 = 3;
- const int ArgumentReg0 = 4;
- const int ArgumentReg1 = 5;
- const int ArgumentReg2 = 6;
- const int ArgumentReg3 = 7;
- const int KernelReg0 = 26;
- const int KernelReg1 = 27;
- const int GlobalPointerReg = 28;
- const int StackPointerReg = 29;
- const int FramePointerReg = 30;
- const int ReturnAddressReg = 31;
-
- const int SyscallNumReg = ReturnValueReg1;
- const int SyscallPseudoReturnReg = ReturnValueReg1;
- const int SyscallSuccessReg = ArgumentReg3;
-
- const int LogVMPageSize = 13; // 8K bytes
- const int VMPageSize = (1 << LogVMPageSize);
-
- const int BranchPredAddrShiftAmt = 2; // instructions are 4-byte aligned
-
- const int MachineBytes = 4;
- const int WordBytes = 4;
- const int HalfwordBytes = 2;
- const int ByteBytes = 1;
-
-
- // These enumerate all the registers for dependence tracking.
- enum DependenceTags {
- // 0..31 are the integer regs 0..31
- // 32..63 are the FP regs 0..31, i.e. use (reg + FP_Base_DepTag)
- FP_Base_DepTag = 32,
- Ctrl_Base_DepTag = 64,
- Fpcr_DepTag = 64, // floating point control register
- Uniq_DepTag = 65,
- IPR_Base_DepTag = 66,
- MiscReg_DepTag = 67
- };
-
- typedef uint64_t IntReg;
- class IntRegFile
- {
- protected:
- IntReg regs[NumIntRegs];
-
- public:
- IntReg readReg(int intReg)
- {
- return regs[intReg];
- }
-
- Fault setReg(int intReg, const IntReg &val)
- {
- regs[intReg] = val;
- return NoFault;
- }
-
- void serialize(std::ostream &os);
-
- void unserialize(Checkpoint *cp, const std::string §ion);
-
- };
-
- typedef float FloatReg;
- typedef double FPVal;
-
- typedef uint32_t FloatReg32;
- typedef uint64_t FloatReg64;
- typedef uint64_t FloatRegBits;
-
-// const uint64_t hi_mask64 = 0xFFFFFFFF00000000;
-//const uint64_t lo_mask64 = 0x00000000FFFFFFFF;
-
- const int SingleWidth = 32;
- const int SingleBytes = 4;
-
- const int DoubleWidth = 64;
- const int DoubleBytes = 8;
-
- const int QuadWidth = 128;
- const int QuadBytes = QuadWidth / 4;
-
- class FloatRegFile
+ static inline void setSyscallReturn(SyscallReturn return_value, RegFile *regs)
{
- protected:
- FloatReg32 regs[NumFloatRegs];
-
- public:
-
- void clear()
- {
- bzero(regs, sizeof(regs));
- }
-
- double readReg(int floatReg, int width)
- {
- using namespace std;
-
- switch(width)
- {
- case SingleWidth:
- void *float_ptr = ®s[floatReg];
- return *(float *) float_ptr;
-
- case DoubleWidth:
- uint64_t double_val = (FloatReg64)regs[floatReg + 1] << 32 | regs[floatReg];
- void *double_ptr = &double_val;
- return *(double *) double_ptr;
-
- default:
- panic("Attempted to read a %d bit floating point register!", width);
- }
- }
-
- FloatRegBits readRegBits(int floatReg, int width)
- {
- using namespace std;
-
- switch(width)
- {
- case SingleWidth:
- return regs[floatReg];
-
- case DoubleWidth:
- return (FloatReg64)regs[floatReg + 1] << 32 | regs[floatReg];
-
- default:
- panic("Attempted to read a %d bit floating point register!", width);
- }
- }
-
- Fault setReg(int floatReg, const FPVal &val, int width)
- {
-
- switch(width)
- {
- case SingleWidth:
- float temp = val;
- void *float_ptr = &temp;
- regs[floatReg] = *(FloatReg32 *) float_ptr;
- break;
-
- case DoubleWidth:
- const void *double_ptr = &val;
- FloatReg64 temp_double = *(FloatReg64 *) double_ptr;
- regs[floatReg + 1] = temp_double >> 32;
- regs[floatReg] = temp_double;
- break;
-
- default:
- panic("Attempted to read a %d bit floating point register!", width);
- }
-
- return NoFault;
- }
-
- Fault setRegBits(int floatReg, const FloatRegBits &val, int width)
- {
- using namespace std;
-
- switch(width)
- {
- case SingleWidth:
- regs[floatReg] = val;
- break;
-
- case DoubleWidth:
- regs[floatReg + 1] = val >> 32;
- regs[floatReg] = val;
- break;
-
- default:
- panic("Attempted to read a %d bit floating point register!", width);
- }
- return NoFault;
- }
-
- void serialize(std::ostream &os);
-
- void unserialize(Checkpoint *cp, const std::string §ion);
- };
-
- enum ConvertType{
- SINGLE_TO_DOUBLE,
- SINGLE_TO_WORD,
- SINGLE_TO_LONG,
-
- DOUBLE_TO_SINGLE,
- DOUBLE_TO_WORD,
- DOUBLE_TO_LONG,
-
- LONG_TO_SINGLE,
- LONG_TO_DOUBLE,
- LONG_TO_WORD,
-
- WORD_TO_SINGLE,
- WORD_TO_DOUBLE,
- WORD_TO_LONG,
-
- PLOWER_TO_SINGLE,
- PUPPER_TO_SINGLE
- };
-
- enum RoundMode{
- RND_ZERO,
- RND_DOWN,
- RND_UP,
- RND_NEAREST
- };
-
- uint64_t convert_and_round(uint32_t fp_val,ConvertType cvt_type, int rnd_mode = 0);
- uint64_t convert_and_round(uint64_t fp_val,ConvertType cvt_type, int rnd_mode = 0);
- uint64_t convert_and_round(double fp_val,ConvertType cvt_type, int rnd_mode = 0);
-
- void copyRegs(ExecContext *src, ExecContext *dest);
-
- // cop-0/cop-1 system control register file
- typedef uint64_t MiscReg;
-//typedef MiscReg MiscRegFile[NumMiscRegs];
- class MiscRegFile {
-
- protected:
- uint64_t fpcr; // floating point condition codes
- uint64_t uniq; // process-unique register
- bool lock_flag; // lock flag for LL/SC
- Addr lock_addr; // lock address for LL/SC
-
- MiscReg miscRegFile[NumMiscRegs];
-
- public:
- //These functions should be removed once the simplescalar cpu model
- //has been replaced.
- int getInstAsid();
- int getDataAsid();
-
- void copyMiscRegs(ExecContext *xc);
-
- MiscReg readReg(int misc_reg)
- { return miscRegFile[misc_reg]; }
-
- MiscReg readRegWithEffect(int misc_reg, Fault &fault, ExecContext *xc)
- { return miscRegFile[misc_reg];}
-
- Fault setReg(int misc_reg, const MiscReg &val)
- { miscRegFile[misc_reg] = val; return NoFault; }
-
- Fault setRegWithEffect(int misc_reg, const MiscReg &val,
- ExecContext *xc)
- { miscRegFile[misc_reg] = val; return NoFault; }
-
-#if FULL_SYSTEM
- void clearIprs() { }
-
- protected:
- InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs
-
- private:
- MiscReg readIpr(int idx, Fault &fault, ExecContext *xc) { }
-
- Fault setIpr(int idx, uint64_t val, ExecContext *xc) { }
-#endif
- friend class RegFile;
- };
-
- enum MiscRegTags {
- //Coprocessor 0 Registers
- //Reference MIPS32 Arch. for Programmers, Vol. III, Ch.8
- //(Register Number-Register Select) Summary of Register
- //------------------------------------------------------
- Index = 0, //0-0 Index into the TLB array
-
- MVPControl = 1, //0-1 Per-processor register containing global
- //MIPS® MT configuration data
-
- MVPConf0 = 2, //0-2 Per-processor register containing global
- //MIPS® MT configuration data
-
- MVPConf1 = 3, //0-3 Per-processor register containing global
- //MIPS® MT configuration data
-
- Random = 8, //1-0 Randomly generated index into the TLB array
-
- VPEControl = 9, //1-1 Per-VPE register containing relatively volatile
- //thread configuration data
-
- VPEConf0 = 10, //1-2 Per-VPE multi-thread configuration
- //information
-
-
- VPEConf1 = 11, //1-2 Per-VPE multi-thread configuration
- //information
-
- YQMask = 12, //Per-VPE register defining which YIELD
- //qualifier bits may be used without generating
- //an exception
-
- VPESchedule = 13,
- VPEScheFBack = 14,
- VPEOpt = 15,
- EntryLo0 = 16, // Bank 3: 16 - 23
- TCStatus = 17,
- TCBind = 18,
- TCRestart = 19,
- TCHalt = 20,
- TCContext = 21,
- TCSchedule = 22,
- TCScheFBack = 23,
-
- EntryLo1 = 24,// Bank 4: 24 - 31
-
- Context = 32, // Bank 5: 32 - 39
- ContextConfig = 33,
-
- //PageMask = 40, //Bank 6: 40 - 47
- PageGrain = 41,
-
- Wired = 48, //Bank 7:48 - 55
- SRSConf0 = 49,
- SRSConf1 = 50,
- SRSConf2 = 51,
- SRSConf3 = 52,
- SRSConf4 = 53,
- BadVAddr = 54,
-
- HWRena = 56,//Bank 8:56 - 63
-
- Count = 64, //Bank 9:64 - 71
-
- EntryHi = 72,//Bank 10:72 - 79
-
- Compare = 80,//Bank 11:80 - 87
-
- Status = 88,//Bank 12:88 - 96 //12-0 Processor status and control
- IntCtl = 89, //12-1 Interrupt system status and control
- SRSCtl = 90, //12-2 Shadow register set status and control
- SRSMap = 91, //12-3 Shadow set IPL mapping
-
- Cause = 97,//97-104 //13-0 Cause of last general exception
-
- EPC = 105,//105-112 //14-0 Program counter at last exception
-
- PRId = 113,//113-120, //15-0 Processor identification and revision
- EBase = 114, //15-1 Exception vector base register
-
- Config = 121,//Bank 16: 121-128
- Config1 = 122,
- Config2 = 123,
- Config3 = 124,
- Config6 = 127,
- Config7 = 128,
-
-
- LLAddr = 129,//Bank 17: 129-136
-
- WatchLo0 = 137,//Bank 18: 137-144
- WatchLo1 = 138,
- WatchLo2 = 139,
- WatchLo3 = 140,
- WatchLo4 = 141,
- WatchLo5 = 142,
- WatchLo6 = 143,
- WatchLo7 = 144,
-
- WatchHi0 = 145,//Bank 19: 145-152
- WatchHi1 = 146,
- WatchHi2 = 147,
- WatchHi3 = 148,
- WatchHi4 = 149,
- WatchHi5 = 150,
- WatchHi6 = 151,
- WatchHi7 = 152,
-
- XCContext64 = 153,//Bank 20: 153-160
-
- //Bank 21: 161-168
-
- //Bank 22: 169-176
-
- Debug = 177, //Bank 23: 177-184
- TraceControl1 = 178,
- TraceControl2 = 179,
- UserTraceData = 180,
- TraceBPC = 181,
-
- DEPC = 185,//Bank 24: 185-192
-
- PerfCnt0 = 193,//Bank 25: 193 - 200
- PerfCnt1 = 194,
- PerfCnt2 = 195,
- PerfCnt3 = 196,
- PerfCnt4 = 197,
- PerfCnt5 = 198,
- PerfCnt6 = 199,
- PerfCnt7 = 200,
-
- ErrCtl = 201, //Bank 26: 201 - 208
-
- CacheErr0 = 209, //Bank 27: 209 - 216
- CacheErr1 = 210,
- CacheErr2 = 211,
- CacheErr3 = 212,
-
- TagLo0 = 217,//Bank 28: 217 - 224
- DataLo1 = 218,
- TagLo2 = 219,
- DataLo3 = 220,
- TagLo4 = 221,
- DataLo5 = 222,
- TagLo6 = 223,
- DataLo7 = 234,
-
- TagHi0 = 233,//Bank 29: 233 - 240
- DataHi1 = 234,
- TagHi2 = 235,
- DataHi3 = 236,
- TagHi4 = 237,
- DataHi5 = 238,
- TagHi6 = 239,
- DataHi7 = 240,
-
-
- ErrorEPC = 249,//Bank 30: 241 - 248
-
- DESAVE = 257,//Bank 31: 249-256
-
- //More Misc. Regs
- Hi,
- Lo,
- FIR,
- FCSR,
- FPCR,
-
- //Alpha Regs, but here now, for
- //compiling sake
- UNIQ,
- LockAddr,
- LockFlag
- };
-
-extern const Addr PageShift;
-extern const Addr PageBytes;
-extern const Addr PageMask;
-extern const Addr PageOffset;
-
-#if FULL_SYSTEM
-
- typedef uint64_t InternalProcReg;
-
-#include "arch/mips/isa_fullsys_traits.hh"
-
-#else
- enum {
- NumInternalProcRegs = 0
- };
-#endif
-
- typedef union {
- IntReg intreg;
- FloatReg fpreg;
- MiscReg ctrlreg;
- } AnyReg;
-
- class RegFile {
- protected:
- IntRegFile intRegFile; // (signed) integer register file
- FloatRegFile floatRegFile; // floating point register file
- MiscRegFile miscRegFile; // control register file
-
- public:
-
- void clear()
- {
- bzero(&intRegFile, sizeof(intRegFile));
- bzero(&floatRegFile, sizeof(floatRegFile));
- bzero(&miscRegFile, sizeof(miscRegFile));
- }
-
- MiscReg readMiscReg(int miscReg)
- {
- return miscRegFile.readReg(miscReg);
- }
-
- MiscReg readMiscRegWithEffect(int miscReg,
- Fault &fault, ExecContext *xc)
- {
- fault = NoFault;
- return miscRegFile.readRegWithEffect(miscReg, fault, xc);
- }
-
- Fault setMiscReg(int miscReg, const MiscReg &val)
- {
- return miscRegFile.setReg(miscReg, val);
- }
-
- Fault setMiscRegWithEffect(int miscReg, const MiscReg &val,
- ExecContext * xc)
- {
- return miscRegFile.setRegWithEffect(miscReg, val, xc);
- }
-
- FloatReg readFloatReg(int floatReg)
- {
- return floatRegFile.readReg(floatReg,SingleWidth);
- }
-
- FloatReg readFloatReg(int floatReg, int width)
- {
- return floatRegFile.readReg(floatReg,width);
- }
-
- FloatRegBits readFloatRegBits(int floatReg)
- {
- return floatRegFile.readRegBits(floatReg,SingleWidth);
- }
-
- FloatRegBits readFloatRegBits(int floatReg, int width)
- {
- return floatRegFile.readRegBits(floatReg,width);
- }
-
- Fault setFloatReg(int floatReg, const FloatReg &val)
- {
- return floatRegFile.setReg(floatReg, val, SingleWidth);
- }
-
- Fault setFloatReg(int floatReg, const FloatReg &val, int width)
- {
- return floatRegFile.setReg(floatReg, val, width);
- }
-
- Fault setFloatRegBits(int floatReg, const FloatRegBits &val)
- {
- return floatRegFile.setRegBits(floatReg, val, SingleWidth);
- }
-
- Fault setFloatRegBits(int floatReg, const FloatRegBits &val, int width)
- {
- return floatRegFile.setRegBits(floatReg, val, width);
- }
-
- IntReg readIntReg(int intReg)
- {
- return intRegFile.readReg(intReg);
- }
-
- Fault setIntReg(int intReg, const IntReg &val)
- {
- return intRegFile.setReg(intReg, val);
- }
- protected:
-
- Addr pc; // program counter
- Addr npc; // next-cycle program counter
- Addr nnpc; // next-next-cycle program counter
- // used to implement branch delay slot
- // not real register
- public:
- Addr readPC()
- {
- return pc;
- }
-
- void setPC(Addr val)
- {
- pc = val;
- }
-
- Addr readNextPC()
- {
- return npc;
- }
-
- void setNextPC(Addr val)
- {
- npc = val;
- }
-
- Addr readNextNPC()
- {
- return nnpc;
- }
-
- void setNextNPC(Addr val)
- {
- nnpc = val;
- }
-
- MiscReg hi; // MIPS HI Register
- MiscReg lo; // MIPS LO Register
-
-
-#if FULL_SYSTEM
- IntReg palregs[NumIntRegs]; // PAL shadow registers
- InternalProcReg ipr[NumInternalProcRegs]; // internal processor regs
- int intrflag; // interrupt flag
- bool pal_shadow; // using pal_shadow registers
- inline int instAsid() { return MIPS34K::ITB_ASN_ASN(ipr[IPR_ITB_ASN]); }
- inline int dataAsid() { return MIPS34K::DTB_ASN_ASN(ipr[IPR_DTB_ASN]); }
-#endif // FULL_SYSTEM
-
- //void initCP0Regs();
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string §ion);
-
- void createCP0Regs();
- void coldReset();
-
- typedef int ContextParam;
- typedef int ContextVal;
-
- void changeContext(ContextParam param, ContextVal val)
- {
+ if (return_value.successful()) {
+ // no error
+ regs->setIntReg(SyscallSuccessReg, 0);
+ regs->setIntReg(ReturnValueReg1, return_value.value());
+ } else {
+ // got an error, return details
+ regs->setIntReg(SyscallSuccessReg, (IntReg) -1);
+ regs->setIntReg(ReturnValueReg1, -return_value.value());
}
- };
+ }
StaticInstPtr decodeInst(ExtMachInst);
- // return a no-op instruction... used for instruction fetch faults
- extern const MachInst NoopMachInst;
-
- enum annotes {
- ANNOTE_NONE = 0,
- // An impossible number for instruction annotations
- ITOUCH_ANNOTE = 0xffffffff,
- };
-
-//void getMiscRegIdx(int reg_name,int &idx, int &sel);
-
static inline ExtMachInst
makeExtMI(MachInst inst, const uint64_t &pc) {
#if FULL_SYSTEM
#endif
}
- static inline bool isCallerSaveIntegerRegister(unsigned int reg) {
- panic("register classification not implemented");
- return (reg >= 1 && reg <= 8 || reg >= 22 && reg <= 25 || reg == 27);
- }
+ /**
+ * Function to insure ISA semantics about 0 registers.
+ * @param xc The execution context.
+ */
+ template <class XC>
+ void zeroRegisters(XC *xc);
- static inline bool isCalleeSaveIntegerRegister(unsigned int reg) {
- panic("register classification not implemented");
- return (reg >= 9 && reg <= 15);
- }
+ const Addr MaxAddr = (Addr)-1;
- static inline bool isCallerSaveFloatRegister(unsigned int reg) {
- panic("register classification not implemented");
- return false;
- }
+ void copyRegs(ExecContext *src, ExecContext *dest);
- static inline bool isCalleeSaveFloatRegister(unsigned int reg) {
- panic("register classification not implemented");
- return false;
- }
+ uint64_t convert_and_round(uint32_t fp_val, ConvertType cvt_type, int rnd_mode = 0);
+ uint64_t convert_and_round(uint64_t fp_val, ConvertType cvt_type, int rnd_mode = 0);
+ uint64_t convert_and_round(double fp_val, ConvertType cvt_type, int rnd_mode = 0);
+
+ // Machine operations
+
+ void saveMachineReg(AnyReg &savereg, const RegFile ®_file,
+ int regnum);
+
+ void restoreMachineReg(RegFile ®s, const AnyReg ®,
+ int regnum);
+
+#if 0
+ static void serializeSpecialRegs(const Serializable::Proxy &proxy,
+ const RegFile ®s);
+
+ static void unserializeSpecialRegs(const IniFile *db,
+ const std::string &category,
+ ConfigNode *node,
+ RegFile ®s);
+#endif
static inline Addr alignAddress(const Addr &addr,
unsigned int nbytes) {
return 0;
}
- static inline void setSyscallReturn(SyscallReturn return_value, RegFile *regs)
- {
- if (return_value.successful()) {
- // no error
- regs->setIntReg(SyscallSuccessReg, 0);
- regs->setIntReg(ReturnValueReg1, return_value.value());
- } else {
- // got an error, return details
- regs->setIntReg(SyscallSuccessReg, (IntReg) -1);
- regs->setIntReg(ReturnValueReg1, -return_value.value());
- }
- }
-
- // Machine operations
-
- void saveMachineReg(AnyReg &savereg, const RegFile ®_file,
- int regnum);
-
- void restoreMachineReg(RegFile ®s, const AnyReg ®,
- int regnum);
-
-#if 0
- static void serializeSpecialRegs(const Serializable::Proxy &proxy,
- const RegFile ®s);
-
- static void unserializeSpecialRegs(const IniFile *db,
- const std::string &category,
- ConfigNode *node,
- RegFile ®s);
-#endif
-
- /**
- * Function to insure ISA semantics about 0 registers.
- * @param xc The execution context.
- */
- template <class XC>
- void zeroRegisters(XC *xc);
-
- const Addr MaxAddr = (Addr)-1;
};
#if FULL_SYSTEM
-//typedef TheISA::InternalProcReg InternalProcReg;
-//const int NumInternalProcRegs = TheISA::NumInternalProcRegs;
-//const int NumInterruptLevels = TheISA::NumInterruptLevels;
#include "arch/mips/mips34k.hh"
+
#endif
using namespace MipsISA;
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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.
+ */
+
+#include "arch/mips/linux/linux.hh"
+
+// open(2) flags translation table
+OpenFlagTransTable MipsLinux::openFlagTable[] = {
+#ifdef _MSC_VER
+ { MipsLinux::TGT_O_RDONLY, _O_RDONLY },
+ { MipsLinux::TGT_O_WRONLY, _O_WRONLY },
+ { MipsLinux::TGT_O_RDWR, _O_RDWR },
+ { MipsLinux::TGT_O_APPEND, _O_APPEND },
+ { MipsLinux::TGT_O_CREAT, _O_CREAT },
+ { MipsLinux::TGT_O_TRUNC, _O_TRUNC },
+ { MipsLinux::TGT_O_EXCL, _O_EXCL },
+#ifdef _O_NONBLOCK
+ { MipsLinux::TGT_O_NONBLOCK, _O_NONBLOCK },
+#endif
+#ifdef _O_NOCTTY
+ { MipsLinux::TGT_O_NOCTTY, _O_NOCTTY },
+#endif
+#ifdef _O_SYNC
+ { MipsLinux::TGT_O_SYNC, _O_SYNC },
+#endif
+#else /* !_MSC_VER */
+ { MipsLinux::TGT_O_RDONLY, O_RDONLY },
+ { MipsLinux::TGT_O_WRONLY, O_WRONLY },
+ { MipsLinux::TGT_O_RDWR, O_RDWR },
+ { MipsLinux::TGT_O_APPEND, O_APPEND },
+ { MipsLinux::TGT_O_CREAT, O_CREAT },
+ { MipsLinux::TGT_O_TRUNC, O_TRUNC },
+ { MipsLinux::TGT_O_EXCL, O_EXCL },
+ { MipsLinux::TGT_O_NONBLOCK, O_NONBLOCK },
+ { MipsLinux::TGT_O_NOCTTY, O_NOCTTY },
+#ifdef O_SYNC
+ { MipsLinux::TGT_O_SYNC, O_SYNC },
+#endif
+#endif /* _MSC_VER */
+};
+
+const int MipsLinux::NUM_OPEN_FLAGS =
+ (sizeof(MipsLinux::openFlagTable)/sizeof(MipsLinux::openFlagTable[0]));
+
+
+
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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 __MIPS_MIPS_LINUX_HH
+#define __MIPS_MIPS_LINUX_HH
+
+#include "kern/linux/linux.hh"
+
+class MipsLinux : public Linux
+{
+ public:
+
+ /// This table maps the target open() flags to the corresponding
+ /// host open() flags.
+ static OpenFlagTransTable openFlagTable[];
+
+ /// Number of entries in openFlagTable[].
+ static const int NUM_OPEN_FLAGS;
+
+ //@{
+ /// open(2) flag values.
+ static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY
+ static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY
+ static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR
+ static const int TGT_O_NONBLOCK = 0x00000080; //!< O_NONBLOCK
+ static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND
+ static const int TGT_O_CREAT = 0x00000100; //!< O_CREAT
+ static const int TGT_O_TRUNC = 0x00000200; //!< O_TRUNC
+ static const int TGT_O_EXCL = 0x00000400; //!< O_EXCL
+ static const int TGT_O_NOCTTY = 0x00000800; //!< O_NOCTTY
+ static const int TGT_O_SYNC = 0x00000010; //!< O_SYNC
+ static const int TGT_O_DRD = 0x00010000; //!< O_DRD
+ static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO
+ static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE
+ static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC
+ static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC
+ //@}
+
+ /// For mmap().
+ static const unsigned TGT_MAP_ANONYMOUS = 0x800;
+
+ //@{
+ /// For getsysinfo().
+ static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string
+ static const unsigned GSI_CPU_INFO = 59; //!< CPU information
+ static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type
+ static const unsigned GSI_MAX_CPU = 30; //!< max # cpu's on this machine
+ static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system
+ static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB
+ static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz
+ //@}
+
+ //@{
+ /// For getrusage().
+ static const int TGT_RUSAGE_SELF = 0;
+ static const int TGT_RUSAGE_CHILDREN = -1;
+ static const int TGT_RUSAGE_BOTH = -2;
+ //@}
+
+ //@{
+ /// For setsysinfo().
+ static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
+ //@}
+
+ //@{
+ /// ioctl() command codes.
+ static const unsigned TIOCGETP = 0x7408;
+ static const unsigned TIOCSETP = 0x7409;
+ static const unsigned TIOCSETN = 0x740a;
+ static const unsigned TIOCSETC = 0x7411;
+ static const unsigned TIOCGETC = 0x7412;
+ static const unsigned FIONREAD = 0x467f;
+ static const unsigned TIOCISATTY = 0x5480;
+ static const unsigned TIOCGETS = 0x7413;
+ static const unsigned TIOCGETA = 0x7417;
+ //@}
+
+ /// For table().
+ static const int TBL_SYSINFO = 12;
+
+ /// Resource enumeration for getrlimit().
+ enum rlimit_resources {
+ TGT_RLIMIT_CPU = 0,
+ TGT_RLIMIT_FSIZE = 1,
+ TGT_RLIMIT_DATA = 2,
+ TGT_RLIMIT_STACK = 3,
+ TGT_RLIMIT_CORE = 4,
+ TGT_RLIMIT_NOFILE = 5,
+ TGT_RLIMIT_AS = 6,
+ TGT_RLIMIT_RSS = 7,
+ TGT_RLIMIT_VMEM = 7,
+ TGT_RLIMIT_NPROC = 8,
+ TGT_RLIMIT_MEMLOCK = 9,
+ TGT_RLIMIT_LOCKS = 10
+ };
+
+};
+
+#endif
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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.
+ */
+
+#include "arch/mips/linux/linux.hh"
+#include "arch/mips/linux/process.hh"
+#include "arch/mips/isa_traits.hh"
+
+#include "base/trace.hh"
+#include "cpu/exec_context.hh"
+#include "kern/linux/linux.hh"
+
+#include "sim/process.hh"
+#include "sim/syscall_emul.hh"
+
+using namespace std;
+using namespace MipsISA;
+
+/// Target uname() handler.
+static SyscallReturn
+unameFunc(SyscallDesc *desc, int callnum, Process *process,
+ ExecContext *xc)
+{
+ TypedBufferArg<Linux::utsname> name(xc->getSyscallArg(0));
+
+ strcpy(name->sysname, "Linux");
+ strcpy(name->nodename, "m5.eecs.umich.edu");
+ strcpy(name->release, "2.4.20");
+ strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003");
+ strcpy(name->machine, "mips");
+
+ name.copyOut(xc->getMemPort());
+ return 0;
+}
+
+/// Target sys_getsysyinfo() handler. Even though this call is
+/// borrowed from Tru64, the subcases that get used appear to be
+/// different in practice from those used by Tru64 processes.
+static SyscallReturn
+sys_getsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
+ ExecContext *xc)
+{
+ unsigned op = xc->getSyscallArg(0);
+ // unsigned nbytes = xc->getSyscallArg(2);
+
+ switch (op) {
+
+ case 45: { // GSI_IEEE_FP_CONTROL
+ TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
+ // I don't think this exactly matches the HW FPCR
+ *fpcr = 0;
+ fpcr.copyOut(xc->getMemPort());
+ return 0;
+ }
+
+ default:
+ cerr << "sys_getsysinfo: unknown op " << op << endl;
+ abort();
+ break;
+ }
+
+ return 1;
+}
+
+/// Target sys_setsysinfo() handler.
+static SyscallReturn
+sys_setsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
+ ExecContext *xc)
+{
+ unsigned op = xc->getSyscallArg(0);
+ // unsigned nbytes = xc->getSyscallArg(2);
+
+ switch (op) {
+
+ case 14: { // SSI_IEEE_FP_CONTROL
+ TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
+ // I don't think this exactly matches the HW FPCR
+ fpcr.copyIn(xc->getMemPort());
+ DPRINTFR(SyscallVerbose, "sys_setsysinfo(SSI_IEEE_FP_CONTROL): "
+ " setting FPCR to 0x%x\n", gtoh(*(uint64_t*)fpcr));
+ return 0;
+ }
+
+ default:
+ cerr << "sys_setsysinfo: unknown op " << op << endl;
+ abort();
+ break;
+ }
+
+ return 1;
+}
+
+
+SyscallDesc MipsLinuxProcess::syscallDescs[] = {
+ /* 0 */ SyscallDesc("syscall", unimplementedFunc),
+ /* 1 */ SyscallDesc("exit", exitFunc),
+ /* 2 */ SyscallDesc("fork", unimplementedFunc),
+ /* 3 */ SyscallDesc("read", readFunc),
+ /* 4 */ SyscallDesc("write", writeFunc),
+ /* 5 */ SyscallDesc("open", openFunc<MipsLinux>),
+ /* 6 */ SyscallDesc("close", closeFunc),
+ /* 7 */ SyscallDesc("waitpid", unimplementedFunc),
+ /* 8 */ SyscallDesc("creat", unimplementedFunc),
+ /* 9 */ SyscallDesc("link", unimplementedFunc),
+ /* 10 */ SyscallDesc("unlink", unlinkFunc),
+ /* 11 */ SyscallDesc("execve", unimplementedFunc),
+ /* 12 */ SyscallDesc("chdir", unimplementedFunc),
+ /* 13 */ SyscallDesc("time", unimplementedFunc),
+ /* 14 */ SyscallDesc("mknod", unimplementedFunc),
+ /* 15 */ SyscallDesc("chmod", chmodFunc<MipsLinux>),
+ /* 16 */ SyscallDesc("lchown", chownFunc),
+ /* 17 */ SyscallDesc("break", obreakFunc), /*obreak*/
+ /* 18 */ SyscallDesc("unused#18", unimplementedFunc),
+ /* 19 */ SyscallDesc("lseek", lseekFunc),
+ /* 20 */ SyscallDesc("getpid", getpidFunc),
+ /* 21 */ SyscallDesc("mount", unimplementedFunc),
+ /* 22 */ SyscallDesc("umount", unimplementedFunc),
+ /* 23 */ SyscallDesc("setuid", setuidFunc),
+ /* 24 */ SyscallDesc("getuid", getuidFunc),
+ /* 25 */ SyscallDesc("stime", unimplementedFunc),
+ /* 26 */ SyscallDesc("ptrace", unimplementedFunc),
+ /* 27 */ SyscallDesc("alarm", unimplementedFunc),
+ /* 28 */ SyscallDesc("unused#28", unimplementedFunc),
+ /* 29 */ SyscallDesc("pause", unimplementedFunc),
+ /* 30 */ SyscallDesc("utime", unimplementedFunc),
+ /* 31 */ SyscallDesc("stty", unimplementedFunc),
+ /* 32 */ SyscallDesc("gtty", unimplementedFunc),
+ /* 33 */ SyscallDesc("access", unimplementedFunc),
+ /* 34 */ SyscallDesc("nice", unimplementedFunc),
+ /* 35 */ SyscallDesc("ftime", unimplementedFunc),
+ /* 36 */ SyscallDesc("sync", unimplementedFunc),
+ /* 37 */ SyscallDesc("kill", ignoreFunc),
+ /* 38 */ SyscallDesc("rename", unimplementedFunc),
+ /* 39 */ SyscallDesc("mkdir", unimplementedFunc),
+ /* 40 */ SyscallDesc("rmdir", unimplementedFunc),
+ /* 41 */ SyscallDesc("dup", unimplementedFunc),
+ /* 42 */ SyscallDesc("pipe", unimplementedFunc),
+ /* 43 */ SyscallDesc("times", unimplementedFunc),
+ /* 44 */ SyscallDesc("prof", unimplementedFunc),
+ /* 45 */ SyscallDesc("brk", obreakFunc),/*openFunc<MipsLinux>*/
+ /* 46 */ SyscallDesc("setgid", unimplementedFunc),
+ /* 47 */ SyscallDesc("getgid", getgidFunc),
+ /* 48 */ SyscallDesc("signal", ignoreFunc),
+ /* 49 */ SyscallDesc("geteuid", geteuidFunc),
+ /* 50 */ SyscallDesc("getegid", getegidFunc),
+ /* 51 */ SyscallDesc("acct", unimplementedFunc),
+ /* 52 */ SyscallDesc("umount2", unimplementedFunc),
+ /* 53 */ SyscallDesc("lock", unimplementedFunc),
+ /* 54 */ SyscallDesc("ioctl", ioctlFunc<MipsLinux>),
+ /* 55 */ SyscallDesc("fcntl", unimplementedFunc),
+ /* 56 */ SyscallDesc("mpx", unimplementedFunc),
+ /* 57 */ SyscallDesc("setpgid", unimplementedFunc),
+ /* 58 */ SyscallDesc("ulimit", unimplementedFunc),
+ /* 59 */ SyscallDesc("unused#59", unimplementedFunc),
+ /* 60 */ SyscallDesc("umask", unimplementedFunc),
+ /* 61 */ SyscallDesc("chroot", unimplementedFunc),
+ /* 62 */ SyscallDesc("ustat", unimplementedFunc),
+ /* 63 */ SyscallDesc("dup2", unimplementedFunc),
+ /* 64 */ SyscallDesc("getppid", getpagesizeFunc),
+ /* 65 */ SyscallDesc("getpgrp", unimplementedFunc),
+ /* 66 */ SyscallDesc("setsid", unimplementedFunc),
+ /* 67 */ SyscallDesc("sigaction",unimplementedFunc),
+ /* 68 */ SyscallDesc("sgetmask", unimplementedFunc),
+ /* 69 */ SyscallDesc("ssetmask", unimplementedFunc),
+ /* 70 */ SyscallDesc("setreuid", unimplementedFunc),
+ /* 71 */ SyscallDesc("setregid", unimplementedFunc),
+ /* 72 */ SyscallDesc("sigsuspend", unimplementedFunc),
+ /* 73 */ SyscallDesc("sigpending", unimplementedFunc),
+ /* 74 */ SyscallDesc("sethostname", ignoreFunc),
+ /* 75 */ SyscallDesc("setrlimit", unimplementedFunc),
+ /* 76 */ SyscallDesc("getrlimit", unimplementedFunc),
+ /* 77 */ SyscallDesc("getrusage", unimplementedFunc),
+ /* 78 */ SyscallDesc("gettimeofday", unimplementedFunc),
+ /* 79 */ SyscallDesc("settimeofday", unimplementedFunc),
+ /* 80 */ SyscallDesc("getgroups", unimplementedFunc),
+ /* 81 */ SyscallDesc("setgroups", unimplementedFunc),
+ /* 82 */ SyscallDesc("reserved#82", unimplementedFunc),
+ /* 83 */ SyscallDesc("symlink", unimplementedFunc),
+ /* 84 */ SyscallDesc("unused#84", unimplementedFunc),
+ /* 85 */ SyscallDesc("readlink", unimplementedFunc),
+ /* 86 */ SyscallDesc("uselib", unimplementedFunc),
+ /* 87 */ SyscallDesc("swapon", gethostnameFunc),
+ /* 88 */ SyscallDesc("reboot", unimplementedFunc),
+ /* 89 */ SyscallDesc("readdir", unimplementedFunc),
+ /* 90 */ SyscallDesc("mmap", mmapFunc<MipsLinux>),
+ /* 91 */ SyscallDesc("munmap",munmapFunc),
+ /* 92 */ SyscallDesc("truncate", fcntlFunc),
+ /* 93 */ SyscallDesc("ftruncate", unimplementedFunc),
+ /* 94 */ SyscallDesc("fchmod", unimplementedFunc),
+ /* 95 */ SyscallDesc("fchown", unimplementedFunc),
+ /* 96 */ SyscallDesc("getpriority", unimplementedFunc),
+ /* 97 */ SyscallDesc("setpriority", unimplementedFunc),
+ /* 98 */ SyscallDesc("profil", unimplementedFunc),
+ /* 99 */ SyscallDesc("statfs", unimplementedFunc),
+ /* 100 */ SyscallDesc("fstatfs", unimplementedFunc),
+ /* 101 */ SyscallDesc("ioperm", unimplementedFunc),
+ /* 102 */ SyscallDesc("socketcall", unimplementedFunc),
+ /* 103 */ SyscallDesc("syslog", unimplementedFunc),
+ /* 104 */ SyscallDesc("setitimer", unimplementedFunc),
+ /* 105 */ SyscallDesc("getitimer", unimplementedFunc),
+ /* 106 */ SyscallDesc("stat", statFunc<MipsLinux>),
+ /* 107 */ SyscallDesc("lstat", unimplementedFunc),
+ /* 108 */ SyscallDesc("fstat", fstatFunc<MipsLinux>),
+ /* 109 */ SyscallDesc("unused#109", unimplementedFunc),
+ /* 110 */ SyscallDesc("iopl", unimplementedFunc),
+ /* 111 */ SyscallDesc("vhangup", unimplementedFunc),
+ /* 112 */ SyscallDesc("idle", ignoreFunc),
+ /* 113 */ SyscallDesc("vm86", unimplementedFunc),
+ /* 114 */ SyscallDesc("wait4", unimplementedFunc),
+ /* 115 */ SyscallDesc("swapoff", unimplementedFunc),
+ /* 116 */ SyscallDesc("sysinfo", unimplementedFunc),
+ /* 117 */ SyscallDesc("ipc", unimplementedFunc),
+ /* 118 */ SyscallDesc("fsync", unimplementedFunc),
+ /* 119 */ SyscallDesc("sigreturn", unimplementedFunc),
+ /* 120 */ SyscallDesc("clone", unimplementedFunc),
+ /* 121 */ SyscallDesc("setdomainname", unimplementedFunc),
+ /* 122 */ SyscallDesc("uname", unameFunc),
+ /* 123 */ SyscallDesc("modify_ldt", unimplementedFunc),
+ /* 124 */ SyscallDesc("adjtimex", unimplementedFunc),
+ /* 125 */ SyscallDesc("mprotect", ignoreFunc),
+ /* 126 */ SyscallDesc("sigprocmask", unimplementedFunc),
+ /* 127 */ SyscallDesc("create_module", unimplementedFunc),
+ /* 128 */ SyscallDesc("init_module", unimplementedFunc),
+ /* 129 */ SyscallDesc("delete_module", unimplementedFunc),
+ /* 130 */ SyscallDesc("get_kernel_syms", unimplementedFunc),
+ /* 131 */ SyscallDesc("quotactl", unimplementedFunc),
+ /* 132 */ SyscallDesc("getpgid", unimplementedFunc),
+ /* 133 */ SyscallDesc("fchdir", unimplementedFunc),
+ /* 134 */ SyscallDesc("bdflush", unimplementedFunc),
+ /* 135 */ SyscallDesc("sysfs", unimplementedFunc),
+ /* 136 */ SyscallDesc("personality", unimplementedFunc),
+ /* 137 */ SyscallDesc("afs_syscall", unimplementedFunc),
+ /* 138 */ SyscallDesc("setfsuid", unimplementedFunc),
+ /* 139 */ SyscallDesc("setfsgid", unimplementedFunc),
+ /* 140 */ SyscallDesc("llseek", unimplementedFunc),
+ /* 141 */ SyscallDesc("getdents", unimplementedFunc),
+ /* 142 */ SyscallDesc("newselect", unimplementedFunc),
+ /* 143 */ SyscallDesc("flock", unimplementedFunc),
+ /* 144 */ SyscallDesc("msync", unimplementedFunc),/*getrlimitFunc<MipsLinux>*/
+ /* 145 */ SyscallDesc("readv", unimplementedFunc),
+ /* 146 */ SyscallDesc("writev", writevFunc<MipsLinux>),
+ /* 147 */ SyscallDesc("cacheflush", unimplementedFunc),
+ /* 148 */ SyscallDesc("cachectl", unimplementedFunc),
+ /* 149 */ SyscallDesc("sysmips", unimplementedFunc),
+ /* 150 */ SyscallDesc("unused#150", unimplementedFunc),
+ /* 151 */ SyscallDesc("getsid", unimplementedFunc),
+ /* 152 */ SyscallDesc("fdatasync", unimplementedFunc),
+ /* 153 */ SyscallDesc("sysctl", unimplementedFunc),
+ /* 154 */ SyscallDesc("mlock", unimplementedFunc),
+ /* 155 */ SyscallDesc("munlock", unimplementedFunc),
+ /* 156 */ SyscallDesc("mlockall", unimplementedFunc),
+ /* 157 */ SyscallDesc("munlockall", unimplementedFunc),
+ /* 158 */ SyscallDesc("sched_setparam", unimplementedFunc),
+ /* 159 */ SyscallDesc("sched_getparam", unimplementedFunc),
+ /* 160 */ SyscallDesc("sched_setscheduler", unimplementedFunc),
+ /* 161 */ SyscallDesc("sched_getscheduler", unimplementedFunc),
+ /* 162 */ SyscallDesc("sched_yield", unimplementedFunc),
+ /* 163 */ SyscallDesc("sched_get_prioritymax", unimplementedFunc),
+ /* 164 */ SyscallDesc("sched_get_priority_min", unimplementedFunc),
+ /* 165 */ SyscallDesc("sched_rr_get_interval", unimplementedFunc),
+ /* 166 */ SyscallDesc("nanosleep", unimplementedFunc),
+ /* 167 */ SyscallDesc("mremap", unimplementedFunc),
+ /* 168 */ SyscallDesc("accept", unimplementedFunc),
+ /* 169 */ SyscallDesc("bind", unimplementedFunc),
+ /* 170 */ SyscallDesc("connect", unimplementedFunc),
+ /* 171 */ SyscallDesc("getpeername", unimplementedFunc),
+ /* 172 */ SyscallDesc("getsockname", unimplementedFunc),
+ /* 173 */ SyscallDesc("getsockopt", unimplementedFunc),
+ /* 174 */ SyscallDesc("listen", unimplementedFunc),
+ /* 175 */ SyscallDesc("recv", unimplementedFunc),
+ /* 176 */ SyscallDesc("recvmsg", unimplementedFunc),
+ /* 177 */ SyscallDesc("send", unimplementedFunc),
+ /* 178 */ SyscallDesc("sendmsg", ignoreFunc),
+ /* 179 */ SyscallDesc("sendto", unimplementedFunc),
+ /* 180 */ SyscallDesc("setsockopt", unimplementedFunc),
+ /* 181 */ SyscallDesc("shutdown", unimplementedFunc),
+ /* 182 */ SyscallDesc("unknown #182", unimplementedFunc),
+ /* 183 */ SyscallDesc("socket", ignoreFunc),
+ /* 184 */ SyscallDesc("socketpair", unimplementedFunc),
+ /* 185 */ SyscallDesc("setresuid", unimplementedFunc),
+ /* 186 */ SyscallDesc("getresuid", unimplementedFunc),
+ /* 187 */ SyscallDesc("query_module", unimplementedFunc),
+ /* 188 */ SyscallDesc("poll", unimplementedFunc),
+ /* 189 */ SyscallDesc("nfsservctl", unimplementedFunc),
+ /* 190 */ SyscallDesc("setresgid", unimplementedFunc),
+ /* 191 */ SyscallDesc("getresgid", unimplementedFunc),
+ /* 192 */ SyscallDesc("prctl", unimplementedFunc),
+ /* 193 */ SyscallDesc("rt_sigreturn", unimplementedFunc),
+ /* 194 */ SyscallDesc("rt_sigaction", ignoreFunc),
+ /* 195 */ SyscallDesc("rt_sigprocmask", ignoreFunc),
+ /* 196 */ SyscallDesc("rt_sigpending", unimplementedFunc),
+ /* 197 */ SyscallDesc("rt_sigtimedwait", unimplementedFunc),
+ /* 198 */ SyscallDesc("rt_sigqueueinfo", ignoreFunc),
+ /* 199 */ SyscallDesc("rt_sigsuspend", unimplementedFunc),
+ /* 200 */ SyscallDesc("pread64", unimplementedFunc),
+ /* 201 */ SyscallDesc("pwrite64", unimplementedFunc),
+ /* 202 */ SyscallDesc("chown", unimplementedFunc),
+ /* 203 */ SyscallDesc("getcwd", unimplementedFunc),
+ /* 204 */ SyscallDesc("capget", unimplementedFunc),
+ /* 205 */ SyscallDesc("capset", unimplementedFunc),
+ /* 206 */ SyscallDesc("sigalstack", unimplementedFunc),
+ /* 207 */ SyscallDesc("sendfile", unimplementedFunc),
+ /* 208 */ SyscallDesc("getpmsg", unimplementedFunc),
+ /* 209 */ SyscallDesc("putpmsg", unimplementedFunc),
+ /* 210 */ SyscallDesc("mmap2", unimplementedFunc),
+ /* 211 */ SyscallDesc("truncate64", unimplementedFunc),
+ /* 212 */ SyscallDesc("ftruncate64", unimplementedFunc),
+ /* 213 */ SyscallDesc("stat64", unimplementedFunc),
+ /* 214 */ SyscallDesc("lstat64", lstat64Func<MipsLinux>),
+ /* 215 */ SyscallDesc("fstat64", fstat64Func<MipsLinux>),
+ /* 216 */ SyscallDesc("pivot_root", unimplementedFunc),
+ /* 217 */ SyscallDesc("mincore", unimplementedFunc),
+ /* 218 */ SyscallDesc("madvise", unimplementedFunc),
+ /* 219 */ SyscallDesc("getdents64", unimplementedFunc),
+ /* 220 */ SyscallDesc("fcntl64", fcntlFunc),
+ /* 221 */ SyscallDesc("reserved#221", unimplementedFunc),
+ /* 222 */ SyscallDesc("gettid", unimplementedFunc),
+ /* 223 */ SyscallDesc("readahead", unimplementedFunc),
+ /* 224 */ SyscallDesc("setxattr", unimplementedFunc),
+ /* 225 */ SyscallDesc("lsetxattr", unimplementedFunc),
+ /* 226 */ SyscallDesc("fsetxattr", unimplementedFunc),
+ /* 227 */ SyscallDesc("getxattr", unimplementedFunc),
+ /* 228 */ SyscallDesc("lgetxattr", unimplementedFunc),
+ /* 229 */ SyscallDesc("fgetxattr", unimplementedFunc),
+ /* 230 */ SyscallDesc("listxattr", unimplementedFunc),
+ /* 231 */ SyscallDesc("llistxattr", unimplementedFunc),
+ /* 232 */ SyscallDesc("flistxattr", unimplementedFunc),
+ /* 233 */ SyscallDesc("removexattr", unimplementedFunc),
+ /* 234 */ SyscallDesc("lremovexattr", unimplementedFunc),
+ /* 235 */ SyscallDesc("fremovexattr", ignoreFunc),
+ /* 236 */ SyscallDesc("tkill", unimplementedFunc),
+ /* 237 */ SyscallDesc("sendfile64", unimplementedFunc),
+ /* 238 */ SyscallDesc("futex", unimplementedFunc),
+ /* 239 */ SyscallDesc("sched_setaffinity", unimplementedFunc),
+ /* 240 */ SyscallDesc("sched_getaffinity", unimplementedFunc),
+ /* 241 */ SyscallDesc("io_setup", unimplementedFunc),
+ /* 242 */ SyscallDesc("io_destroy", unimplementedFunc),
+ /* 243 */ SyscallDesc("io_getevents", unimplementedFunc),
+ /* 244 */ SyscallDesc("io_submit", unimplementedFunc),
+ /* 245 */ SyscallDesc("io_cancel", unimplementedFunc),
+ /* 246 */ SyscallDesc("exit_group", exitFunc),
+ /* 247 */ SyscallDesc("lookup_dcookie", unimplementedFunc),
+ /* 248 */ SyscallDesc("epoll_create", unimplementedFunc),
+ /* 249 */ SyscallDesc("epoll_ctl", unimplementedFunc),
+ /* 250 */ SyscallDesc("epoll_wait", unimplementedFunc),
+ /* 251 */ SyscallDesc("remap_file_pages", unimplementedFunc),
+ /* 252 */ SyscallDesc("set_tid_address", unimplementedFunc),
+ /* 253 */ SyscallDesc("restart_syscall", unimplementedFunc),
+ /* 254 */ SyscallDesc("fadvise64", unimplementedFunc),
+ /* 255 */ SyscallDesc("statfs64", unimplementedFunc),
+ /* 256 */ SyscallDesc("fstafs64", unimplementedFunc),
+ /* 257 */ SyscallDesc("timer_create", sys_getsysinfoFunc),
+ /* 258 */ SyscallDesc("timer_settime", sys_setsysinfoFunc),
+ /* 259 */ SyscallDesc("timer_gettime", unimplementedFunc),
+ /* 260 */ SyscallDesc("timer_getoverrun", unimplementedFunc),
+ /* 261 */ SyscallDesc("timer_delete", unimplementedFunc),
+ /* 262 */ SyscallDesc("clock_settime", unimplementedFunc),
+ /* 263 */ SyscallDesc("clock_gettime", unimplementedFunc),
+ /* 264 */ SyscallDesc("clock_getres", unimplementedFunc),
+ /* 265 */ SyscallDesc("clock_nanosleep", unimplementedFunc),
+ /* 266 */ SyscallDesc("tgkill", unimplementedFunc),
+ /* 267 */ SyscallDesc("utimes", unimplementedFunc),
+ /* 268 */ SyscallDesc("mbind", unimplementedFunc),
+ /* 269 */ SyscallDesc("get_mempolicy", unimplementedFunc),
+ /* 270 */ SyscallDesc("set_mempolicy", unimplementedFunc),
+ /* 271 */ SyscallDesc("mq_open", unimplementedFunc),
+ /* 272 */ SyscallDesc("mq_unlink", unimplementedFunc),
+ /* 273 */ SyscallDesc("mq_timedsend", unimplementedFunc),
+ /* 274 */ SyscallDesc("mq_timedreceive", unimplementedFunc),
+ /* 275 */ SyscallDesc("mq_notify", unimplementedFunc),
+ /* 276 */ SyscallDesc("mq_getsetattr", unimplementedFunc),
+ /* 277 */ SyscallDesc("vserver", unimplementedFunc),
+ /* 278 */ SyscallDesc("waitid", unimplementedFunc),
+ /* 279 */ SyscallDesc("unknown #279", unimplementedFunc),
+ /* 280 */ SyscallDesc("add_key", unimplementedFunc),
+ /* 281 */ SyscallDesc("request_key", unimplementedFunc),
+ /* 282 */ SyscallDesc("keyctl", unimplementedFunc),
+};
+
+MipsLinuxProcess::MipsLinuxProcess(const std::string &name,
+ ObjectFile *objFile,
+ System *system,
+ int stdin_fd,
+ int stdout_fd,
+ int stderr_fd,
+ std::vector<std::string> &argv,
+ std::vector<std::string> &envp)
+ : MipsLiveProcess(name, objFile, system, stdin_fd, stdout_fd, stderr_fd,
+ argv, envp),
+ Num_Syscall_Descs(sizeof(syscallDescs) / sizeof(SyscallDesc))
+{
+ //init_regs->intRegFile[0] = 0;
+}
+
+SyscallDesc*
+MipsLinuxProcess::getDesc(int callnum)
+{
+ //MIPS32 syscalls are in the range of 4000 - 4999
+ int m5_sys_idx = callnum - 4000;
+
+ if (m5_sys_idx < 0 || m5_sys_idx > Num_Syscall_Descs)
+ return NULL;
+
+ return &syscallDescs[m5_sys_idx];
+}
--- /dev/null
+/*
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
+ * 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 __MIPS_LINUX_PROCESS_HH__
+#define __MIPS_LINUX_PROCESS_HH__
+
+#include "arch/mips/process.hh"
+
+
+/// A process with emulated Mips/Linux syscalls.
+class MipsLinuxProcess : public MipsLiveProcess
+{
+ public:
+ /// Constructor.
+ MipsLinuxProcess(const std::string &name,
+ ObjectFile *objFile,
+ System *system,
+ int stdin_fd, int stdout_fd, int stderr_fd,
+ std::vector<std::string> &argv,
+ std::vector<std::string> &envp);
+
+ virtual SyscallDesc* getDesc(int callnum);
+
+ /// The target system's hostname.
+ static const char *hostname;
+
+ /// Array of syscall descriptors, indexed by call number.
+ static SyscallDesc syscallDescs[];
+
+ const int Num_Syscall_Descs;
+};
+
+
+#endif // __MIPS_LINUX_PROCESS_HH__
+++ /dev/null
-/*
- * Copyright (c) 2003-2005 The Regents of The University of Michigan
- * 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.
- */
-
-#include "arch/mips/mips_linux.hh"
-#include "arch/mips/linux_process.hh"
-#include "arch/mips/isa_traits.hh"
-
-#include "base/trace.hh"
-#include "cpu/exec_context.hh"
-#include "kern/linux/linux.hh"
-
-#include "sim/process.hh"
-#include "sim/syscall_emul.hh"
-
-using namespace std;
-using namespace MipsISA;
-
-/// Target uname() handler.
-static SyscallReturn
-unameFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
-{
- TypedBufferArg<Linux::utsname> name(xc->getSyscallArg(0));
-
- strcpy(name->sysname, "Linux");
- strcpy(name->nodename, "m5.eecs.umich.edu");
- strcpy(name->release, "2.4.20");
- strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003");
- strcpy(name->machine, "mips");
-
- name.copyOut(xc->getMemPort());
- return 0;
-}
-
-/// Target sys_getsysyinfo() handler. Even though this call is
-/// borrowed from Tru64, the subcases that get used appear to be
-/// different in practice from those used by Tru64 processes.
-static SyscallReturn
-sys_getsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
-{
- unsigned op = xc->getSyscallArg(0);
- // unsigned nbytes = xc->getSyscallArg(2);
-
- switch (op) {
-
- case 45: { // GSI_IEEE_FP_CONTROL
- TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
- // I don't think this exactly matches the HW FPCR
- *fpcr = 0;
- fpcr.copyOut(xc->getMemPort());
- return 0;
- }
-
- default:
- cerr << "sys_getsysinfo: unknown op " << op << endl;
- abort();
- break;
- }
-
- return 1;
-}
-
-/// Target sys_setsysinfo() handler.
-static SyscallReturn
-sys_setsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
-{
- unsigned op = xc->getSyscallArg(0);
- // unsigned nbytes = xc->getSyscallArg(2);
-
- switch (op) {
-
- case 14: { // SSI_IEEE_FP_CONTROL
- TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
- // I don't think this exactly matches the HW FPCR
- fpcr.copyIn(xc->getMemPort());
- DPRINTFR(SyscallVerbose, "sys_setsysinfo(SSI_IEEE_FP_CONTROL): "
- " setting FPCR to 0x%x\n", gtoh(*(uint64_t*)fpcr));
- return 0;
- }
-
- default:
- cerr << "sys_setsysinfo: unknown op " << op << endl;
- abort();
- break;
- }
-
- return 1;
-}
-
-
-SyscallDesc MipsLinuxProcess::syscallDescs[] = {
- /* 0 */ SyscallDesc("syscall", unimplementedFunc),
- /* 1 */ SyscallDesc("exit", exitFunc),
- /* 2 */ SyscallDesc("fork", unimplementedFunc),
- /* 3 */ SyscallDesc("read", readFunc),
- /* 4 */ SyscallDesc("write", writeFunc),
- /* 5 */ SyscallDesc("open", openFunc<MipsLinux>),
- /* 6 */ SyscallDesc("close", closeFunc),
- /* 7 */ SyscallDesc("waitpid", unimplementedFunc),
- /* 8 */ SyscallDesc("creat", unimplementedFunc),
- /* 9 */ SyscallDesc("link", unimplementedFunc),
- /* 10 */ SyscallDesc("unlink", unlinkFunc),
- /* 11 */ SyscallDesc("execve", unimplementedFunc),
- /* 12 */ SyscallDesc("chdir", unimplementedFunc),
- /* 13 */ SyscallDesc("time", unimplementedFunc),
- /* 14 */ SyscallDesc("mknod", unimplementedFunc),
- /* 15 */ SyscallDesc("chmod", chmodFunc<MipsLinux>),
- /* 16 */ SyscallDesc("lchown", chownFunc),
- /* 17 */ SyscallDesc("break", obreakFunc), /*obreak*/
- /* 18 */ SyscallDesc("unused#18", unimplementedFunc),
- /* 19 */ SyscallDesc("lseek", lseekFunc),
- /* 20 */ SyscallDesc("getpid", getpidFunc),
- /* 21 */ SyscallDesc("mount", unimplementedFunc),
- /* 22 */ SyscallDesc("umount", unimplementedFunc),
- /* 23 */ SyscallDesc("setuid", setuidFunc),
- /* 24 */ SyscallDesc("getuid", getuidFunc),
- /* 25 */ SyscallDesc("stime", unimplementedFunc),
- /* 26 */ SyscallDesc("ptrace", unimplementedFunc),
- /* 27 */ SyscallDesc("alarm", unimplementedFunc),
- /* 28 */ SyscallDesc("unused#28", unimplementedFunc),
- /* 29 */ SyscallDesc("pause", unimplementedFunc),
- /* 30 */ SyscallDesc("utime", unimplementedFunc),
- /* 31 */ SyscallDesc("stty", unimplementedFunc),
- /* 32 */ SyscallDesc("gtty", unimplementedFunc),
- /* 33 */ SyscallDesc("access", unimplementedFunc),
- /* 34 */ SyscallDesc("nice", unimplementedFunc),
- /* 35 */ SyscallDesc("ftime", unimplementedFunc),
- /* 36 */ SyscallDesc("sync", unimplementedFunc),
- /* 37 */ SyscallDesc("kill", ignoreFunc),
- /* 38 */ SyscallDesc("rename", unimplementedFunc),
- /* 39 */ SyscallDesc("mkdir", unimplementedFunc),
- /* 40 */ SyscallDesc("rmdir", unimplementedFunc),
- /* 41 */ SyscallDesc("dup", unimplementedFunc),
- /* 42 */ SyscallDesc("pipe", unimplementedFunc),
- /* 43 */ SyscallDesc("times", unimplementedFunc),
- /* 44 */ SyscallDesc("prof", unimplementedFunc),
- /* 45 */ SyscallDesc("brk", obreakFunc),/*openFunc<MipsLinux>*/
- /* 46 */ SyscallDesc("setgid", unimplementedFunc),
- /* 47 */ SyscallDesc("getgid", getgidFunc),
- /* 48 */ SyscallDesc("signal", ignoreFunc),
- /* 49 */ SyscallDesc("geteuid", geteuidFunc),
- /* 50 */ SyscallDesc("getegid", getegidFunc),
- /* 51 */ SyscallDesc("acct", unimplementedFunc),
- /* 52 */ SyscallDesc("umount2", unimplementedFunc),
- /* 53 */ SyscallDesc("lock", unimplementedFunc),
- /* 54 */ SyscallDesc("ioctl", ioctlFunc<MipsLinux>),
- /* 55 */ SyscallDesc("fcntl", unimplementedFunc),
- /* 56 */ SyscallDesc("mpx", unimplementedFunc),
- /* 57 */ SyscallDesc("setpgid", unimplementedFunc),
- /* 58 */ SyscallDesc("ulimit", unimplementedFunc),
- /* 59 */ SyscallDesc("unused#59", unimplementedFunc),
- /* 60 */ SyscallDesc("umask", unimplementedFunc),
- /* 61 */ SyscallDesc("chroot", unimplementedFunc),
- /* 62 */ SyscallDesc("ustat", unimplementedFunc),
- /* 63 */ SyscallDesc("dup2", unimplementedFunc),
- /* 64 */ SyscallDesc("getppid", getpagesizeFunc),
- /* 65 */ SyscallDesc("getpgrp", unimplementedFunc),
- /* 66 */ SyscallDesc("setsid", unimplementedFunc),
- /* 67 */ SyscallDesc("sigaction",unimplementedFunc),
- /* 68 */ SyscallDesc("sgetmask", unimplementedFunc),
- /* 69 */ SyscallDesc("ssetmask", unimplementedFunc),
- /* 70 */ SyscallDesc("setreuid", unimplementedFunc),
- /* 71 */ SyscallDesc("setregid", unimplementedFunc),
- /* 72 */ SyscallDesc("sigsuspend", unimplementedFunc),
- /* 73 */ SyscallDesc("sigpending", unimplementedFunc),
- /* 74 */ SyscallDesc("sethostname", ignoreFunc),
- /* 75 */ SyscallDesc("setrlimit", unimplementedFunc),
- /* 76 */ SyscallDesc("getrlimit", unimplementedFunc),
- /* 77 */ SyscallDesc("getrusage", unimplementedFunc),
- /* 78 */ SyscallDesc("gettimeofday", unimplementedFunc),
- /* 79 */ SyscallDesc("settimeofday", unimplementedFunc),
- /* 80 */ SyscallDesc("getgroups", unimplementedFunc),
- /* 81 */ SyscallDesc("setgroups", unimplementedFunc),
- /* 82 */ SyscallDesc("reserved#82", unimplementedFunc),
- /* 83 */ SyscallDesc("symlink", unimplementedFunc),
- /* 84 */ SyscallDesc("unused#84", unimplementedFunc),
- /* 85 */ SyscallDesc("readlink", unimplementedFunc),
- /* 86 */ SyscallDesc("uselib", unimplementedFunc),
- /* 87 */ SyscallDesc("swapon", gethostnameFunc),
- /* 88 */ SyscallDesc("reboot", unimplementedFunc),
- /* 89 */ SyscallDesc("readdir", unimplementedFunc),
- /* 90 */ SyscallDesc("mmap", mmapFunc<MipsLinux>),
- /* 91 */ SyscallDesc("munmap",munmapFunc),
- /* 92 */ SyscallDesc("truncate", fcntlFunc),
- /* 93 */ SyscallDesc("ftruncate", unimplementedFunc),
- /* 94 */ SyscallDesc("fchmod", unimplementedFunc),
- /* 95 */ SyscallDesc("fchown", unimplementedFunc),
- /* 96 */ SyscallDesc("getpriority", unimplementedFunc),
- /* 97 */ SyscallDesc("setpriority", unimplementedFunc),
- /* 98 */ SyscallDesc("profil", unimplementedFunc),
- /* 99 */ SyscallDesc("statfs", unimplementedFunc),
- /* 100 */ SyscallDesc("fstatfs", unimplementedFunc),
- /* 101 */ SyscallDesc("ioperm", unimplementedFunc),
- /* 102 */ SyscallDesc("socketcall", unimplementedFunc),
- /* 103 */ SyscallDesc("syslog", unimplementedFunc),
- /* 104 */ SyscallDesc("setitimer", unimplementedFunc),
- /* 105 */ SyscallDesc("getitimer", unimplementedFunc),
- /* 106 */ SyscallDesc("stat", statFunc<MipsLinux>),
- /* 107 */ SyscallDesc("lstat", unimplementedFunc),
- /* 108 */ SyscallDesc("fstat", fstatFunc<MipsLinux>),
- /* 109 */ SyscallDesc("unused#109", unimplementedFunc),
- /* 110 */ SyscallDesc("iopl", unimplementedFunc),
- /* 111 */ SyscallDesc("vhangup", unimplementedFunc),
- /* 112 */ SyscallDesc("idle", ignoreFunc),
- /* 113 */ SyscallDesc("vm86", unimplementedFunc),
- /* 114 */ SyscallDesc("wait4", unimplementedFunc),
- /* 115 */ SyscallDesc("swapoff", unimplementedFunc),
- /* 116 */ SyscallDesc("sysinfo", unimplementedFunc),
- /* 117 */ SyscallDesc("ipc", unimplementedFunc),
- /* 118 */ SyscallDesc("fsync", unimplementedFunc),
- /* 119 */ SyscallDesc("sigreturn", unimplementedFunc),
- /* 120 */ SyscallDesc("clone", unimplementedFunc),
- /* 121 */ SyscallDesc("setdomainname", unimplementedFunc),
- /* 122 */ SyscallDesc("uname", unameFunc),
- /* 123 */ SyscallDesc("modify_ldt", unimplementedFunc),
- /* 124 */ SyscallDesc("adjtimex", unimplementedFunc),
- /* 125 */ SyscallDesc("mprotect", ignoreFunc),
- /* 126 */ SyscallDesc("sigprocmask", unimplementedFunc),
- /* 127 */ SyscallDesc("create_module", unimplementedFunc),
- /* 128 */ SyscallDesc("init_module", unimplementedFunc),
- /* 129 */ SyscallDesc("delete_module", unimplementedFunc),
- /* 130 */ SyscallDesc("get_kernel_syms", unimplementedFunc),
- /* 131 */ SyscallDesc("quotactl", unimplementedFunc),
- /* 132 */ SyscallDesc("getpgid", unimplementedFunc),
- /* 133 */ SyscallDesc("fchdir", unimplementedFunc),
- /* 134 */ SyscallDesc("bdflush", unimplementedFunc),
- /* 135 */ SyscallDesc("sysfs", unimplementedFunc),
- /* 136 */ SyscallDesc("personality", unimplementedFunc),
- /* 137 */ SyscallDesc("afs_syscall", unimplementedFunc),
- /* 138 */ SyscallDesc("setfsuid", unimplementedFunc),
- /* 139 */ SyscallDesc("setfsgid", unimplementedFunc),
- /* 140 */ SyscallDesc("llseek", unimplementedFunc),
- /* 141 */ SyscallDesc("getdents", unimplementedFunc),
- /* 142 */ SyscallDesc("newselect", unimplementedFunc),
- /* 143 */ SyscallDesc("flock", unimplementedFunc),
- /* 144 */ SyscallDesc("msync", unimplementedFunc),/*getrlimitFunc<MipsLinux>*/
- /* 145 */ SyscallDesc("readv", unimplementedFunc),
- /* 146 */ SyscallDesc("writev", writevFunc<MipsLinux>),
- /* 147 */ SyscallDesc("cacheflush", unimplementedFunc),
- /* 148 */ SyscallDesc("cachectl", unimplementedFunc),
- /* 149 */ SyscallDesc("sysmips", unimplementedFunc),
- /* 150 */ SyscallDesc("unused#150", unimplementedFunc),
- /* 151 */ SyscallDesc("getsid", unimplementedFunc),
- /* 152 */ SyscallDesc("fdatasync", unimplementedFunc),
- /* 153 */ SyscallDesc("sysctl", unimplementedFunc),
- /* 154 */ SyscallDesc("mlock", unimplementedFunc),
- /* 155 */ SyscallDesc("munlock", unimplementedFunc),
- /* 156 */ SyscallDesc("mlockall", unimplementedFunc),
- /* 157 */ SyscallDesc("munlockall", unimplementedFunc),
- /* 158 */ SyscallDesc("sched_setparam", unimplementedFunc),
- /* 159 */ SyscallDesc("sched_getparam", unimplementedFunc),
- /* 160 */ SyscallDesc("sched_setscheduler", unimplementedFunc),
- /* 161 */ SyscallDesc("sched_getscheduler", unimplementedFunc),
- /* 162 */ SyscallDesc("sched_yield", unimplementedFunc),
- /* 163 */ SyscallDesc("sched_get_prioritymax", unimplementedFunc),
- /* 164 */ SyscallDesc("sched_get_priority_min", unimplementedFunc),
- /* 165 */ SyscallDesc("sched_rr_get_interval", unimplementedFunc),
- /* 166 */ SyscallDesc("nanosleep", unimplementedFunc),
- /* 167 */ SyscallDesc("mremap", unimplementedFunc),
- /* 168 */ SyscallDesc("accept", unimplementedFunc),
- /* 169 */ SyscallDesc("bind", unimplementedFunc),
- /* 170 */ SyscallDesc("connect", unimplementedFunc),
- /* 171 */ SyscallDesc("getpeername", unimplementedFunc),
- /* 172 */ SyscallDesc("getsockname", unimplementedFunc),
- /* 173 */ SyscallDesc("getsockopt", unimplementedFunc),
- /* 174 */ SyscallDesc("listen", unimplementedFunc),
- /* 175 */ SyscallDesc("recv", unimplementedFunc),
- /* 176 */ SyscallDesc("recvmsg", unimplementedFunc),
- /* 177 */ SyscallDesc("send", unimplementedFunc),
- /* 178 */ SyscallDesc("sendmsg", ignoreFunc),
- /* 179 */ SyscallDesc("sendto", unimplementedFunc),
- /* 180 */ SyscallDesc("setsockopt", unimplementedFunc),
- /* 181 */ SyscallDesc("shutdown", unimplementedFunc),
- /* 182 */ SyscallDesc("unknown #182", unimplementedFunc),
- /* 183 */ SyscallDesc("socket", ignoreFunc),
- /* 184 */ SyscallDesc("socketpair", unimplementedFunc),
- /* 185 */ SyscallDesc("setresuid", unimplementedFunc),
- /* 186 */ SyscallDesc("getresuid", unimplementedFunc),
- /* 187 */ SyscallDesc("query_module", unimplementedFunc),
- /* 188 */ SyscallDesc("poll", unimplementedFunc),
- /* 189 */ SyscallDesc("nfsservctl", unimplementedFunc),
- /* 190 */ SyscallDesc("setresgid", unimplementedFunc),
- /* 191 */ SyscallDesc("getresgid", unimplementedFunc),
- /* 192 */ SyscallDesc("prctl", unimplementedFunc),
- /* 193 */ SyscallDesc("rt_sigreturn", unimplementedFunc),
- /* 194 */ SyscallDesc("rt_sigaction", ignoreFunc),
- /* 195 */ SyscallDesc("rt_sigprocmask", ignoreFunc),
- /* 196 */ SyscallDesc("rt_sigpending", unimplementedFunc),
- /* 197 */ SyscallDesc("rt_sigtimedwait", unimplementedFunc),
- /* 198 */ SyscallDesc("rt_sigqueueinfo", ignoreFunc),
- /* 199 */ SyscallDesc("rt_sigsuspend", unimplementedFunc),
- /* 200 */ SyscallDesc("pread64", unimplementedFunc),
- /* 201 */ SyscallDesc("pwrite64", unimplementedFunc),
- /* 202 */ SyscallDesc("chown", unimplementedFunc),
- /* 203 */ SyscallDesc("getcwd", unimplementedFunc),
- /* 204 */ SyscallDesc("capget", unimplementedFunc),
- /* 205 */ SyscallDesc("capset", unimplementedFunc),
- /* 206 */ SyscallDesc("sigalstack", unimplementedFunc),
- /* 207 */ SyscallDesc("sendfile", unimplementedFunc),
- /* 208 */ SyscallDesc("getpmsg", unimplementedFunc),
- /* 209 */ SyscallDesc("putpmsg", unimplementedFunc),
- /* 210 */ SyscallDesc("mmap2", unimplementedFunc),
- /* 211 */ SyscallDesc("truncate64", unimplementedFunc),
- /* 212 */ SyscallDesc("ftruncate64", unimplementedFunc),
- /* 213 */ SyscallDesc("stat64", unimplementedFunc),
- /* 214 */ SyscallDesc("lstat64", lstat64Func<MipsLinux>),
- /* 215 */ SyscallDesc("fstat64", fstat64Func<MipsLinux>),
- /* 216 */ SyscallDesc("pivot_root", unimplementedFunc),
- /* 217 */ SyscallDesc("mincore", unimplementedFunc),
- /* 218 */ SyscallDesc("madvise", unimplementedFunc),
- /* 219 */ SyscallDesc("getdents64", unimplementedFunc),
- /* 220 */ SyscallDesc("fcntl64", fcntlFunc),
- /* 221 */ SyscallDesc("reserved#221", unimplementedFunc),
- /* 222 */ SyscallDesc("gettid", unimplementedFunc),
- /* 223 */ SyscallDesc("readahead", unimplementedFunc),
- /* 224 */ SyscallDesc("setxattr", unimplementedFunc),
- /* 225 */ SyscallDesc("lsetxattr", unimplementedFunc),
- /* 226 */ SyscallDesc("fsetxattr", unimplementedFunc),
- /* 227 */ SyscallDesc("getxattr", unimplementedFunc),
- /* 228 */ SyscallDesc("lgetxattr", unimplementedFunc),
- /* 229 */ SyscallDesc("fgetxattr", unimplementedFunc),
- /* 230 */ SyscallDesc("listxattr", unimplementedFunc),
- /* 231 */ SyscallDesc("llistxattr", unimplementedFunc),
- /* 232 */ SyscallDesc("flistxattr", unimplementedFunc),
- /* 233 */ SyscallDesc("removexattr", unimplementedFunc),
- /* 234 */ SyscallDesc("lremovexattr", unimplementedFunc),
- /* 235 */ SyscallDesc("fremovexattr", ignoreFunc),
- /* 236 */ SyscallDesc("tkill", unimplementedFunc),
- /* 237 */ SyscallDesc("sendfile64", unimplementedFunc),
- /* 238 */ SyscallDesc("futex", unimplementedFunc),
- /* 239 */ SyscallDesc("sched_setaffinity", unimplementedFunc),
- /* 240 */ SyscallDesc("sched_getaffinity", unimplementedFunc),
- /* 241 */ SyscallDesc("io_setup", unimplementedFunc),
- /* 242 */ SyscallDesc("io_destroy", unimplementedFunc),
- /* 243 */ SyscallDesc("io_getevents", unimplementedFunc),
- /* 244 */ SyscallDesc("io_submit", unimplementedFunc),
- /* 245 */ SyscallDesc("io_cancel", unimplementedFunc),
- /* 246 */ SyscallDesc("exit_group", exitFunc),
- /* 247 */ SyscallDesc("lookup_dcookie", unimplementedFunc),
- /* 248 */ SyscallDesc("epoll_create", unimplementedFunc),
- /* 249 */ SyscallDesc("epoll_ctl", unimplementedFunc),
- /* 250 */ SyscallDesc("epoll_wait", unimplementedFunc),
- /* 251 */ SyscallDesc("remap_file_pages", unimplementedFunc),
- /* 252 */ SyscallDesc("set_tid_address", unimplementedFunc),
- /* 253 */ SyscallDesc("restart_syscall", unimplementedFunc),
- /* 254 */ SyscallDesc("fadvise64", unimplementedFunc),
- /* 255 */ SyscallDesc("statfs64", unimplementedFunc),
- /* 256 */ SyscallDesc("fstafs64", unimplementedFunc),
- /* 257 */ SyscallDesc("timer_create", sys_getsysinfoFunc),
- /* 258 */ SyscallDesc("timer_settime", sys_setsysinfoFunc),
- /* 259 */ SyscallDesc("timer_gettime", unimplementedFunc),
- /* 260 */ SyscallDesc("timer_getoverrun", unimplementedFunc),
- /* 261 */ SyscallDesc("timer_delete", unimplementedFunc),
- /* 262 */ SyscallDesc("clock_settime", unimplementedFunc),
- /* 263 */ SyscallDesc("clock_gettime", unimplementedFunc),
- /* 264 */ SyscallDesc("clock_getres", unimplementedFunc),
- /* 265 */ SyscallDesc("clock_nanosleep", unimplementedFunc),
- /* 266 */ SyscallDesc("tgkill", unimplementedFunc),
- /* 267 */ SyscallDesc("utimes", unimplementedFunc),
- /* 268 */ SyscallDesc("mbind", unimplementedFunc),
- /* 269 */ SyscallDesc("get_mempolicy", unimplementedFunc),
- /* 270 */ SyscallDesc("set_mempolicy", unimplementedFunc),
- /* 271 */ SyscallDesc("mq_open", unimplementedFunc),
- /* 272 */ SyscallDesc("mq_unlink", unimplementedFunc),
- /* 273 */ SyscallDesc("mq_timedsend", unimplementedFunc),
- /* 274 */ SyscallDesc("mq_timedreceive", unimplementedFunc),
- /* 275 */ SyscallDesc("mq_notify", unimplementedFunc),
- /* 276 */ SyscallDesc("mq_getsetattr", unimplementedFunc),
- /* 277 */ SyscallDesc("vserver", unimplementedFunc),
- /* 278 */ SyscallDesc("waitid", unimplementedFunc),
- /* 279 */ SyscallDesc("unknown #279", unimplementedFunc),
- /* 280 */ SyscallDesc("add_key", unimplementedFunc),
- /* 281 */ SyscallDesc("request_key", unimplementedFunc),
- /* 282 */ SyscallDesc("keyctl", unimplementedFunc),
-};
-
-MipsLinuxProcess::MipsLinuxProcess(const std::string &name,
- ObjectFile *objFile,
- System *system,
- int stdin_fd,
- int stdout_fd,
- int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp)
- : MipsLiveProcess(name, objFile, system, stdin_fd, stdout_fd, stderr_fd,
- argv, envp),
- Num_Syscall_Descs(sizeof(syscallDescs) / sizeof(SyscallDesc))
-{
- //init_regs->intRegFile[0] = 0;
-}
-
-SyscallDesc*
-MipsLinuxProcess::getDesc(int callnum)
-{
- //MIPS32 syscalls are in the range of 4000 - 4999
- int m5_sys_idx = callnum - 4000;
-
- if (m5_sys_idx < 0 || m5_sys_idx > Num_Syscall_Descs)
- return NULL;
-
- return &syscallDescs[m5_sys_idx];
-}
+++ /dev/null
-/*
- * Copyright (c) 2003-2004 The Regents of The University of Michigan
- * 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 __MIPS_LINUX_PROCESS_HH__
-#define __MIPS_LINUX_PROCESS_HH__
-
-#include "arch/mips/process.hh"
-
-
-/// A process with emulated Mips/Linux syscalls.
-class MipsLinuxProcess : public MipsLiveProcess
-{
- public:
- /// Constructor.
- MipsLinuxProcess(const std::string &name,
- ObjectFile *objFile,
- System *system,
- int stdin_fd, int stdout_fd, int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp);
-
- virtual SyscallDesc* getDesc(int callnum);
-
- /// The target system's hostname.
- static const char *hostname;
-
- /// Array of syscall descriptors, indexed by call number.
- static SyscallDesc syscallDescs[];
-
- const int Num_Syscall_Descs;
-};
-
-
-#endif // __MIPS_LINUX_PROCESS_HH__
+++ /dev/null
-/*
- * Copyright (c) 2003-2005 The Regents of The University of Michigan
- * 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.
- */
-
-#include "arch/mips/mips_linux.hh"
-
-// open(2) flags translation table
-OpenFlagTransTable MipsLinux::openFlagTable[] = {
-#ifdef _MSC_VER
- { MipsLinux::TGT_O_RDONLY, _O_RDONLY },
- { MipsLinux::TGT_O_WRONLY, _O_WRONLY },
- { MipsLinux::TGT_O_RDWR, _O_RDWR },
- { MipsLinux::TGT_O_APPEND, _O_APPEND },
- { MipsLinux::TGT_O_CREAT, _O_CREAT },
- { MipsLinux::TGT_O_TRUNC, _O_TRUNC },
- { MipsLinux::TGT_O_EXCL, _O_EXCL },
-#ifdef _O_NONBLOCK
- { MipsLinux::TGT_O_NONBLOCK, _O_NONBLOCK },
-#endif
-#ifdef _O_NOCTTY
- { MipsLinux::TGT_O_NOCTTY, _O_NOCTTY },
-#endif
-#ifdef _O_SYNC
- { MipsLinux::TGT_O_SYNC, _O_SYNC },
-#endif
-#else /* !_MSC_VER */
- { MipsLinux::TGT_O_RDONLY, O_RDONLY },
- { MipsLinux::TGT_O_WRONLY, O_WRONLY },
- { MipsLinux::TGT_O_RDWR, O_RDWR },
- { MipsLinux::TGT_O_APPEND, O_APPEND },
- { MipsLinux::TGT_O_CREAT, O_CREAT },
- { MipsLinux::TGT_O_TRUNC, O_TRUNC },
- { MipsLinux::TGT_O_EXCL, O_EXCL },
- { MipsLinux::TGT_O_NONBLOCK, O_NONBLOCK },
- { MipsLinux::TGT_O_NOCTTY, O_NOCTTY },
-#ifdef O_SYNC
- { MipsLinux::TGT_O_SYNC, O_SYNC },
-#endif
-#endif /* _MSC_VER */
-};
-
-const int MipsLinux::NUM_OPEN_FLAGS =
- (sizeof(MipsLinux::openFlagTable)/sizeof(MipsLinux::openFlagTable[0]));
-
-
-
+++ /dev/null
-/*
- * Copyright (c) 2003-2005 The Regents of The University of Michigan
- * 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 __MIPS_MIPS_LINUX_HH
-#define __MIPS_MIPS_LINUX_HH
-
-#include "kern/linux/linux.hh"
-
-class MipsLinux : public Linux
-{
- public:
-
- /// This table maps the target open() flags to the corresponding
- /// host open() flags.
- static OpenFlagTransTable openFlagTable[];
-
- /// Number of entries in openFlagTable[].
- static const int NUM_OPEN_FLAGS;
-
- //@{
- /// open(2) flag values.
- static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY
- static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY
- static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR
- static const int TGT_O_NONBLOCK = 0x00000080; //!< O_NONBLOCK
- static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND
- static const int TGT_O_CREAT = 0x00000100; //!< O_CREAT
- static const int TGT_O_TRUNC = 0x00000200; //!< O_TRUNC
- static const int TGT_O_EXCL = 0x00000400; //!< O_EXCL
- static const int TGT_O_NOCTTY = 0x00000800; //!< O_NOCTTY
- static const int TGT_O_SYNC = 0x00000010; //!< O_SYNC
- static const int TGT_O_DRD = 0x00010000; //!< O_DRD
- static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO
- static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE
- static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC
- static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC
- //@}
-
- /// For mmap().
- static const unsigned TGT_MAP_ANONYMOUS = 0x800;
-
- //@{
- /// For getsysinfo().
- static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string
- static const unsigned GSI_CPU_INFO = 59; //!< CPU information
- static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type
- static const unsigned GSI_MAX_CPU = 30; //!< max # cpu's on this machine
- static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system
- static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB
- static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz
- //@}
-
- //@{
- /// For getrusage().
- static const int TGT_RUSAGE_SELF = 0;
- static const int TGT_RUSAGE_CHILDREN = -1;
- static const int TGT_RUSAGE_BOTH = -2;
- //@}
-
- //@{
- /// For setsysinfo().
- static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
- //@}
-
- //@{
- /// ioctl() command codes.
- static const unsigned TIOCGETP = 0x7408;
- static const unsigned TIOCSETP = 0x7409;
- static const unsigned TIOCSETN = 0x740a;
- static const unsigned TIOCSETC = 0x7411;
- static const unsigned TIOCGETC = 0x7412;
- static const unsigned FIONREAD = 0x467f;
- static const unsigned TIOCISATTY = 0x5480;
- static const unsigned TIOCGETS = 0x7413;
- static const unsigned TIOCGETA = 0x7417;
- //@}
-
- /// For table().
- static const int TBL_SYSINFO = 12;
-
- /// Resource enumeration for getrlimit().
- enum rlimit_resources {
- TGT_RLIMIT_CPU = 0,
- TGT_RLIMIT_FSIZE = 1,
- TGT_RLIMIT_DATA = 2,
- TGT_RLIMIT_STACK = 3,
- TGT_RLIMIT_CORE = 4,
- TGT_RLIMIT_NOFILE = 5,
- TGT_RLIMIT_AS = 6,
- TGT_RLIMIT_RSS = 7,
- TGT_RLIMIT_VMEM = 7,
- TGT_RLIMIT_NPROC = 8,
- TGT_RLIMIT_MEMLOCK = 9,
- TGT_RLIMIT_LOCKS = 10
- };
-
-};
-
-#endif
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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_MIPS_MISC_REGFILE_HH__
+#define __ARCH_MIPS_MISC_REGFILE_HH__
+
+#include "arch/mips/types.hh"
+#include "arch/mips/constants.hh"
+#include "sim/faults.hh"
+
+class Checkpoint;
+class ExecContext;
+class Regfile;
+
+namespace MipsISA
+{
+ class MiscRegFile {
+
+ protected:
+ uint64_t fpcr; // floating point condition codes
+ uint64_t uniq; // process-unique register
+ bool lock_flag; // lock flag for LL/SC
+ Addr lock_addr; // lock address for LL/SC
+
+ MiscReg miscRegFile[NumMiscRegs];
+
+ public:
+ //These functions should be removed once the simplescalar cpu model
+ //has been replaced.
+ int getInstAsid();
+ int getDataAsid();
+
+ void copyMiscRegs(ExecContext *xc);
+
+ MiscReg readReg(int misc_reg)
+ {
+ return miscRegFile[misc_reg];
+ }
+
+ MiscReg readRegWithEffect(int misc_reg, Fault &fault, ExecContext *xc)
+ {
+ return miscRegFile[misc_reg];
+ }
+
+ Fault setReg(int misc_reg, const MiscReg &val)
+ {
+ miscRegFile[misc_reg] = val; return NoFault;
+ }
+
+ Fault setRegWithEffect(int misc_reg, const MiscReg &val,
+ ExecContext *xc)
+ {
+ miscRegFile[misc_reg] = val; return NoFault;
+ }
+
+#if FULL_SYSTEM
+ void clearIprs() { }
+
+ protected:
+ InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs
+
+ private:
+ MiscReg readIpr(int idx, Fault &fault, ExecContext *xc) { }
+
+ Fault setIpr(int idx, uint64_t val, ExecContext *xc) { }
+#endif
+ friend class RegFile;
+ };
+} // namespace MipsISA
+
+#endif
#include "arch/mips/isa_traits.hh"
#include "arch/mips/process.hh"
-#include "arch/mips/linux_process.hh"
+#include "arch/mips/linux/process.hh"
#include "base/loader/object_file.hh"
#include "base/misc.hh"
#include "cpu/exec_context.hh"
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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_MIPS_REGFILE_HH__
+#define __ARCH_MIPS_REGFILE_HH__
+
+#include "arch/mips/types.hh"
+#include "arch/mips/constants.hh"
+#include "arch/mips/int_regfile.hh"
+#include "arch/mips/float_regfile.hh"
+#include "arch/mips/misc_regfile.hh"
+#include "sim/faults.hh"
+
+class Checkpoint;
+class ExecContext;
+
+namespace MipsISA
+{
+ class RegFile {
+ protected:
+ IntRegFile intRegFile; // (signed) integer register file
+ FloatRegFile floatRegFile; // floating point register file
+ MiscRegFile miscRegFile; // control register file
+
+ public:
+
+ void clear()
+ {
+ bzero(&intRegFile, sizeof(intRegFile));
+ bzero(&floatRegFile, sizeof(floatRegFile));
+ bzero(&miscRegFile, sizeof(miscRegFile));
+ }
+
+ MiscReg readMiscReg(int miscReg)
+ {
+ if (miscReg < CtrlReg_DepTag)
+ return miscRegFile.readReg(miscReg);
+ else {
+ switch (miscReg)
+ {
+ case Hi:
+ return intRegFile.readHi();
+
+ case Lo:
+ return intRegFile.readLo();
+
+ case FIR:
+ return floatRegFile.readFIR();
+
+ case FCSR:
+ return floatRegFile.readFCSR();
+
+ case FPCR:
+ return floatRegFile.readFPCR();
+
+ default:
+ panic("Invalid Misc. Reg. Access\n");
+ return 0;
+ }
+ }
+ }
+
+ MiscReg readMiscRegWithEffect(int miscReg,
+ Fault &fault, ExecContext *xc)
+ {
+ fault = NoFault;
+ return miscRegFile.readRegWithEffect(miscReg, fault, xc);
+ }
+
+ Fault setMiscReg(int miscReg, const MiscReg &val)
+ {
+ if (miscReg < CtrlReg_DepTag)
+ return miscRegFile.setReg(miscReg, val);
+ else {
+ switch (miscReg)
+ {
+ case Hi:
+ return intRegFile.setHi(val);
+
+ case Lo:
+ return intRegFile.setLo(val);
+
+ case FIR:
+ return floatRegFile.setFIR(val);
+
+ case FCSR:
+ return floatRegFile.setFCSR(val);
+
+ case FPCR:
+ return floatRegFile.setFPCR(val);
+
+ default:
+ panic("Invalid Misc. Reg. Access\n");
+ return 0;
+ }
+ }
+ }
+
+ Fault setMiscRegWithEffect(int miscReg, const MiscReg &val,
+ ExecContext * xc)
+ {
+ return miscRegFile.setRegWithEffect(miscReg, val, xc);
+ }
+
+ FloatReg readFloatReg(int floatReg)
+ {
+ return floatRegFile.readReg(floatReg,SingleWidth);
+ }
+
+ FloatReg readFloatReg(int floatReg, int width)
+ {
+ return floatRegFile.readReg(floatReg,width);
+ }
+
+ FloatRegBits readFloatRegBits(int floatReg)
+ {
+ return floatRegFile.readRegBits(floatReg,SingleWidth);
+ }
+
+ FloatRegBits readFloatRegBits(int floatReg, int width)
+ {
+ return floatRegFile.readRegBits(floatReg,width);
+ }
+
+ Fault setFloatReg(int floatReg, const FloatReg &val)
+ {
+ return floatRegFile.setReg(floatReg, val, SingleWidth);
+ }
+
+ Fault setFloatReg(int floatReg, const FloatReg &val, int width)
+ {
+ return floatRegFile.setReg(floatReg, val, width);
+ }
+
+ Fault setFloatRegBits(int floatReg, const FloatRegBits &val)
+ {
+ return floatRegFile.setRegBits(floatReg, val, SingleWidth);
+ }
+
+ Fault setFloatRegBits(int floatReg, const FloatRegBits &val, int width)
+ {
+ return floatRegFile.setRegBits(floatReg, val, width);
+ }
+
+ IntReg readIntReg(int intReg)
+ {
+ return intRegFile.readReg(intReg);
+ }
+
+ Fault setIntReg(int intReg, const IntReg &val)
+ {
+ return intRegFile.setReg(intReg, val);
+ }
+ protected:
+
+ Addr pc; // program counter
+ Addr npc; // next-cycle program counter
+ Addr nnpc; // next-next-cycle program counter
+ // used to implement branch delay slot
+ // not real register
+ public:
+ Addr readPC()
+ {
+ return pc;
+ }
+
+ void setPC(Addr val)
+ {
+ pc = val;
+ }
+
+ Addr readNextPC()
+ {
+ return npc;
+ }
+
+ void setNextPC(Addr val)
+ {
+ npc = val;
+ }
+
+ Addr readNextNPC()
+ {
+ return nnpc;
+ }
+
+ void setNextNPC(Addr val)
+ {
+ nnpc = val;
+ }
+
+
+#if FULL_SYSTEM
+ IntReg palregs[NumIntRegs]; // PAL shadow registers
+ InternalProcReg ipr[NumInternalProcRegs]; // internal processor regs
+ int intrflag; // interrupt flag
+ bool pal_shadow; // using pal_shadow registers
+ inline int instAsid() { return MIPS34K::ITB_ASN_ASN(ipr[IPR_ITB_ASN]); }
+ inline int dataAsid() { return MIPS34K::DTB_ASN_ASN(ipr[IPR_DTB_ASN]); }
+#endif // FULL_SYSTEM
+
+ void serialize(std::ostream &os);
+ void unserialize(Checkpoint *cp, const std::string §ion);
+
+ typedef int ContextParam;
+ typedef int ContextVal;
+
+ void changeContext(ContextParam param, ContextVal val)
+ {
+ }
+ };
+
+ void copyRegs(ExecContext *src, ExecContext *dest);
+
+ void copyMiscRegs(ExecContext *src, ExecContext *dest);
+
+#if FULL_SYSTEM
+ void copyIprs(ExecContext *src, ExecContext *dest);
+#endif
+} // namespace MipsISA
+
+#endif
--- /dev/null
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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_MIPS_TYPES_HH__
+#define __ARCH_MIPS_TYPES_HH__
+
+#include "sim/host.hh"
+
+namespace MipsISA
+{
+ typedef uint32_t MachInst;
+ typedef uint64_t ExtMachInst;
+ typedef uint8_t RegIndex;
+
+ typedef uint32_t IntReg;
+
+ // floating point register file entry type
+ typedef double FloatReg;
+ typedef uint32_t FloatReg32;
+ typedef uint64_t FloatReg64;
+ typedef uint64_t FloatRegBits;
+
+ // cop-0/cop-1 system control register
+ typedef uint64_t MiscReg;
+ typedef uint64_t InternalProcReg;
+
+ typedef union {
+ IntReg intreg;
+ FloatReg fpreg;
+ MiscReg ctrlreg;
+ } AnyReg;
+
+ //used in FP convert & round function
+ enum ConvertType{
+ SINGLE_TO_DOUBLE,
+ SINGLE_TO_WORD,
+ SINGLE_TO_LONG,
+
+ DOUBLE_TO_SINGLE,
+ DOUBLE_TO_WORD,
+ DOUBLE_TO_LONG,
+
+ LONG_TO_SINGLE,
+ LONG_TO_DOUBLE,
+ LONG_TO_WORD,
+
+ WORD_TO_SINGLE,
+ WORD_TO_DOUBLE,
+ WORD_TO_LONG,
+
+ PLOWER_TO_SINGLE,
+ PUPPER_TO_SINGLE
+ };
+
+ //used in FP convert & round function
+ enum RoundMode{
+ RND_ZERO,
+ RND_DOWN,
+ RND_UP,
+ RND_NEAREST
+ };
+
+} // namespace MipsISA
+
+#endif
#ifndef __ARCH_MIPS_UTILITY_HH__
#define __ARCH_MIPS_UTILITY_HH__
-//Placeholder file for now
+#include "arch/mips/types.hh"
+#include "arch/mips/constants.hh"
+#include "base/misc.hh"
+#include "sim/host.hh"
+
+namespace MipsISA {
+
+};
#endif
projects / gem5.git / commitdiff