diff --git a/SConscript b/SConscript index efcb2baf6..ce95b28fe 100644 --- a/SConscript +++ b/SConscript @@ -212,11 +212,6 @@ mysql_sources = Split(''' # Full-system sources full_system_sources = Split(''' - arch/alpha/freebsd/system.cc - arch/alpha/linux/system.cc - arch/alpha/system.cc - arch/alpha/tru64/system.cc - base/crc.cc base/inet.cc base/remote_gdb.cc diff --git a/arch/alpha/SConscript b/arch/alpha/SConscript index 03d73eef7..6dec2d070 100644 --- a/arch/alpha/SConscript +++ b/arch/alpha/SConscript @@ -56,14 +56,18 @@ full_system_sources = Split(''' osfpal.cc stacktrace.cc vtophys.cc + system.cc + freebsd/system.cc + linux/system.cc + tru64/system.cc ''') # Syscall emulation (non-full-system) sources syscall_emulation_sources = Split(''' common_syscall_emul.cc - linux_process.cc - tru64_process.cc + linux/process.cc + tru64/process.cc process.cc ''') diff --git a/arch/alpha/linux_process.cc b/arch/alpha/linux/process.cc similarity index 99% rename from arch/alpha/linux_process.cc rename to arch/alpha/linux/process.cc index 0b193fb55..d78e6a4ee 100644 --- a/arch/alpha/linux_process.cc +++ b/arch/alpha/linux/process.cc @@ -27,7 +27,7 @@ */ #include "arch/alpha/common_syscall_emul.hh" -#include "arch/alpha/linux_process.hh" +#include "arch/alpha/linux/process.hh" #include "arch/alpha/isa_traits.hh" #include "base/trace.hh" diff --git a/arch/alpha/linux_process.hh b/arch/alpha/linux/process.hh similarity index 100% rename from arch/alpha/linux_process.hh rename to arch/alpha/linux/process.hh diff --git a/arch/alpha/process.hh b/arch/alpha/process.hh index 7b660ddd0..4a2a4212e 100644 --- a/arch/alpha/process.hh +++ b/arch/alpha/process.hh @@ -31,8 +31,8 @@ #include -#include "arch/alpha/linux_process.hh" -#include "arch/alpha/tru64_process.hh" +#include "arch/alpha/linux/process.hh" +#include "arch/alpha/tru64/process.hh" #include "base/loader/object_file.hh" namespace AlphaISA diff --git a/arch/alpha/tru64_process.cc b/arch/alpha/tru64/process.cc similarity index 99% rename from arch/alpha/tru64_process.cc rename to arch/alpha/tru64/process.cc index 90e8b1139..58d41e3ef 100644 --- a/arch/alpha/tru64_process.cc +++ b/arch/alpha/tru64/process.cc @@ -28,7 +28,7 @@ #include "arch/alpha/isa_traits.hh" #include "arch/alpha/common_syscall_emul.hh" -#include "arch/alpha/tru64_process.hh" +#include "arch/alpha/tru64/process.hh" #include "cpu/exec_context.hh" #include "kern/tru64/tru64.hh" #include "mem/functional/functional.hh" diff --git a/arch/alpha/tru64_process.hh b/arch/alpha/tru64/process.hh similarity index 100% rename from arch/alpha/tru64_process.hh rename to arch/alpha/tru64/process.hh diff --git a/arch/sparc/faults.cc b/arch/sparc/faults.cc new file mode 100644 index 000000000..0a836363c --- /dev/null +++ b/arch/sparc/faults.cc @@ -0,0 +1,170 @@ +/* + * 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/alpha/faults.hh" +#include "cpu/exec_context.hh" +#include "cpu/base.hh" +#include "base/trace.hh" +#include "kern/kernel_stats.hh" + +namespace AlphaISA +{ + +FaultName MachineCheckFault::_name = "mchk"; +FaultVect MachineCheckFault::_vect = 0x0401; +FaultStat MachineCheckFault::_stat; + +FaultName AlignmentFault::_name = "unalign"; +FaultVect AlignmentFault::_vect = 0x0301; +FaultStat AlignmentFault::_stat; + +FaultName ResetFault::_name = "reset"; +FaultVect ResetFault::_vect = 0x0001; +FaultStat ResetFault::_stat; + +FaultName ArithmeticFault::_name = "arith"; +FaultVect ArithmeticFault::_vect = 0x0501; +FaultStat ArithmeticFault::_stat; + +FaultName InterruptFault::_name = "interrupt"; +FaultVect InterruptFault::_vect = 0x0101; +FaultStat InterruptFault::_stat; + +FaultName NDtbMissFault::_name = "dtb_miss_single"; +FaultVect NDtbMissFault::_vect = 0x0201; +FaultStat NDtbMissFault::_stat; + +FaultName PDtbMissFault::_name = "dtb_miss_double"; +FaultVect PDtbMissFault::_vect = 0x0281; +FaultStat PDtbMissFault::_stat; + +FaultName DtbPageFault::_name = "dfault"; +FaultVect DtbPageFault::_vect = 0x0381; +FaultStat DtbPageFault::_stat; + +FaultName DtbAcvFault::_name = "dfault"; +FaultVect DtbAcvFault::_vect = 0x0381; +FaultStat DtbAcvFault::_stat; + +FaultName ItbMissFault::_name = "itbmiss"; +FaultVect ItbMissFault::_vect = 0x0181; +FaultStat ItbMissFault::_stat; + +FaultName ItbPageFault::_name = "itbmiss"; +FaultVect ItbPageFault::_vect = 0x0181; +FaultStat ItbPageFault::_stat; + +FaultName ItbAcvFault::_name = "iaccvio"; +FaultVect ItbAcvFault::_vect = 0x0081; +FaultStat ItbAcvFault::_stat; + +FaultName UnimplementedOpcodeFault::_name = "opdec"; +FaultVect UnimplementedOpcodeFault::_vect = 0x0481; +FaultStat UnimplementedOpcodeFault::_stat; + +FaultName FloatEnableFault::_name = "fen"; +FaultVect FloatEnableFault::_vect = 0x0581; +FaultStat FloatEnableFault::_stat; + +FaultName PalFault::_name = "pal"; +FaultVect PalFault::_vect = 0x2001; +FaultStat PalFault::_stat; + +FaultName IntegerOverflowFault::_name = "intover"; +FaultVect IntegerOverflowFault::_vect = 0x0501; +FaultStat IntegerOverflowFault::_stat; + +#if FULL_SYSTEM + +void AlphaFault::invoke(ExecContext * xc) +{ + DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), xc->regs.pc); + xc->cpu->recordEvent(csprintf("Fault %s", name())); + + assert(!xc->misspeculating()); + xc->kernelStats->fault(this); + + // exception restart address + if (setRestartAddress() || !xc->inPalMode()) + xc->setMiscReg(AlphaISA::IPR_EXC_ADDR, xc->regs.pc); + + if (skipFaultingInstruction()) { + // traps... skip faulting instruction. + xc->setMiscReg(AlphaISA::IPR_EXC_ADDR, + xc->readMiscReg(AlphaISA::IPR_EXC_ADDR) + 4); + } + + if (!xc->inPalMode()) + AlphaISA::swap_palshadow(&(xc->regs), true); + + xc->regs.pc = xc->readMiscReg(AlphaISA::IPR_PAL_BASE) + vect(); + xc->regs.npc = xc->regs.pc + sizeof(MachInst); +} + +void ArithmeticFault::invoke(ExecContext * xc) +{ + DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), xc->regs.pc); + xc->cpu->recordEvent(csprintf("Fault %s", name())); + + assert(!xc->misspeculating()); + xc->kernelStats->fault(this); + + panic("Arithmetic traps are unimplemented!"); +} + + +/*void ArithmeticFault::invoke(ExecContext * xc) +{ + panic("Arithmetic traps are unimplemented!"); +}*/ + +#endif + +} // namespace AlphaISA + +/*Fault * ListOfFaults[] = { + (Fault *)&NoFault, + (Fault *)&ResetFault, + (Fault *)&MachineCheckFault, + (Fault *)&ArithmeticFault, + (Fault *)&InterruptFault, + (Fault *)&NDtbMissFault, + (Fault *)&PDtbMissFault, + (Fault *)&AlignmentFault, + (Fault *)&DtbPageFault, + (Fault *)&DtbAcvFault, + (Fault *)&ItbMissFault, + (Fault *)&ItbPageFault, + (Fault *)&ItbAcvFault, + (Fault *)&UnimplementedOpcodeFault, + (Fault *)&FloatEnableFault, + (Fault *)&PalFault, + (Fault *)&IntegerOverflowFault, + }; + +int NumFaults = sizeof(ListOfFaults) / sizeof(Fault *);*/ diff --git a/arch/sparc/faults.hh b/arch/sparc/faults.hh new file mode 100644 index 000000000..c4a72e07c --- /dev/null +++ b/arch/sparc/faults.hh @@ -0,0 +1,268 @@ +/* + * 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 __ALPHA_FAULTS_HH__ +#define __ALPHA_FAULTS_HH__ + +#include "sim/faults.hh" + +// The design of the "name" and "vect" functions is in sim/faults.hh + +namespace AlphaISA +{ + +typedef const Addr FaultVect; + +class AlphaFault : public virtual FaultBase +{ + protected: + virtual bool skipFaultingInstruction() {return false;} + virtual bool setRestartAddress() {return true;} + public: +#if FULL_SYSTEM + void invoke(ExecContext * xc); +#endif + virtual FaultVect vect() = 0; +}; + +class MachineCheckFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} + bool isMachineCheckFault() {return true;} +}; + +class AlignmentFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} + bool isAlignmentFault() {return true;} +}; + +static inline Fault genMachineCheckFault() +{ + return new MachineCheckFault; +} + +static inline Fault genAlignmentFault() +{ + return new AlignmentFault; +} + +class ResetFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class ArithmeticFault : public AlphaFault +{ + protected: + bool skipFaultingInstruction() {return true;} + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +#if FULL_SYSTEM + void invoke(ExecContext * xc); +#endif +}; + +class InterruptFault : public AlphaFault +{ + protected: + bool setRestartAddress() {return false;} + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class NDtbMissFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class PDtbMissFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class DtbPageFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class DtbAcvFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class ItbMissFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class ItbPageFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class ItbAcvFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class UnimplementedOpcodeFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class FloatEnableFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class PalFault : public AlphaFault +{ + protected: + bool skipFaultingInstruction() {return true;} + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +class IntegerOverflowFault : public AlphaFault +{ + private: + static FaultName _name; + static FaultVect _vect; + static FaultStat _stat; + public: + FaultName name() {return _name;} + FaultVect vect() {return _vect;} + FaultStat & stat() {return _stat;} +}; + +} // AlphaISA namespace + +#endif // __FAULTS_HH__ diff --git a/arch/sparc/linux_process.cc b/arch/sparc/linux/process.cc similarity index 100% rename from arch/sparc/linux_process.cc rename to arch/sparc/linux/process.cc diff --git a/arch/sparc/linux_process.hh b/arch/sparc/linux/process.hh similarity index 100% rename from arch/sparc/linux_process.hh rename to arch/sparc/linux/process.hh diff --git a/arch/sparc/process.hh b/arch/sparc/process.hh index 387649d47..48041a316 100644 --- a/arch/sparc/process.hh +++ b/arch/sparc/process.hh @@ -29,7 +29,7 @@ #ifndef __SPARC_PROCESS_HH__ #define __SPARC_PROCESS_HH__ -#include "arch/sparc/linux_process.hh" +#include "arch/sparc/linux/process.hh" #include "base/loader/object_file.hh" namespace SparcISA