diff options
| author | Nathan Binkert <nate@binkert.org> | 2008-09-27 21:03:48 -0700 |
|---|---|---|
| committer | Nathan Binkert <nate@binkert.org> | 2008-09-27 21:03:48 -0700 |
| commit | cf7ddd8e8ac92cf5b90cd89a028414dd782c645a (patch) | |
| tree | fa29e1720ee26311b351d94bba7019ed8bbd7241 | |
| parent | 82f5723c7a8b245e1f60190a78b7fe383c2caf9b (diff) | |
| download | gem5-cf7ddd8e8ac92cf5b90cd89a028414dd782c645a.tar.xz | |
style: Make a style pass over the whole arch/alpha directory.
52 files changed, 1915 insertions, 1862 deletions
diff --git a/src/arch/alpha/ev5.cc b/src/arch/alpha/ev5.cc index 166d42bc6..7dc02a611 100644 --- a/src/arch/alpha/ev5.cc +++ b/src/arch/alpha/ev5.cc @@ -459,8 +459,7 @@ MiscRegFile::setIpr(int idx, uint64_t val, ThreadContext *tc) // really a control write ipr[idx] = val; - tc->getDTBPtr()->flushAddr(val, - DTB_ASN_ASN(ipr[IPR_DTB_ASN])); + tc->getDTBPtr()->flushAddr(val, DTB_ASN_ASN(ipr[IPR_DTB_ASN])); break; case IPR_DTB_TAG: { @@ -529,8 +528,7 @@ MiscRegFile::setIpr(int idx, uint64_t val, ThreadContext *tc) // really a control write ipr[idx] = val; - tc->getITBPtr()->flushAddr(val, - ITB_ASN_ASN(ipr[IPR_ITB_ASN])); + tc->getITBPtr()->flushAddr(val, ITB_ASN_ASN(ipr[IPR_ITB_ASN])); break; default: @@ -541,18 +539,17 @@ MiscRegFile::setIpr(int idx, uint64_t val, ThreadContext *tc) // no error... } - void copyIprs(ThreadContext *src, ThreadContext *dest) { - for (int i = 0; i < NumInternalProcRegs; ++i) { + for (int i = 0; i < NumInternalProcRegs; ++i) dest->setMiscRegNoEffect(i, src->readMiscRegNoEffect(i)); - } } } // namespace AlphaISA #if FULL_SYSTEM + using namespace AlphaISA; Fault diff --git a/src/arch/alpha/ev5.hh b/src/arch/alpha/ev5.hh index a40ca6749..4c4f282f1 100644 --- a/src/arch/alpha/ev5.hh +++ b/src/arch/alpha/ev5.hh @@ -65,7 +65,9 @@ const Addr PAddrUncachedBit39 = ULL(0x8000000000); const Addr PAddrUncachedBit40 = ULL(0x10000000000); const Addr PAddrUncachedBit43 = ULL(0x80000000000); const Addr PAddrUncachedMask = ULL(0x807ffffffff); // Clear PA<42:35> -inline Addr Phys2K0Seg(Addr addr) + +inline Addr +Phys2K0Seg(Addr addr) { #if !ALPHA_TLASER if (addr & PAddrUncachedBit43) { diff --git a/src/arch/alpha/faults.cc b/src/arch/alpha/faults.cc index 845ac0288..dae188839 100644 --- a/src/arch/alpha/faults.cc +++ b/src/arch/alpha/faults.cc @@ -40,8 +40,7 @@ #include "mem/page_table.hh" #endif -namespace AlphaISA -{ +namespace AlphaISA { FaultName MachineCheckFault::_name = "mchk"; FaultVect MachineCheckFault::_vect = 0x0401; @@ -109,7 +108,8 @@ FaultStat IntegerOverflowFault::_count; #if FULL_SYSTEM -void AlphaFault::invoke(ThreadContext * tc) +void +AlphaFault::invoke(ThreadContext *tc) { FaultBase::invoke(tc); countStat()++; @@ -128,29 +128,31 @@ void AlphaFault::invoke(ThreadContext * tc) tc->setNextPC(tc->readPC() + sizeof(MachInst)); } -void ArithmeticFault::invoke(ThreadContext * tc) +void +ArithmeticFault::invoke(ThreadContext *tc) { FaultBase::invoke(tc); panic("Arithmetic traps are unimplemented!"); } -void DtbFault::invoke(ThreadContext * tc) +void +DtbFault::invoke(ThreadContext *tc) { // Set fault address and flags. Even though we're modeling an // EV5, we use the EV6 technique of not latching fault registers // on VPTE loads (instead of locking the registers until IPR_VA is // read, like the EV5). The EV6 approach is cleaner and seems to // work with EV5 PAL code, but not the other way around. - if (!tc->misspeculating() - && !(reqFlags & VPTE) && !(reqFlags & NO_FAULT)) { + if (!tc->misspeculating() && + !(reqFlags & VPTE) && !(reqFlags & NO_FAULT)) { // set VA register with faulting address tc->setMiscRegNoEffect(IPR_VA, vaddr); // set MM_STAT register flags tc->setMiscRegNoEffect(IPR_MM_STAT, - (((Opcode(tc->getInst()) & 0x3f) << 11) - | ((Ra(tc->getInst()) & 0x1f) << 6) - | (flags & 0x3f))); + (((Opcode(tc->getInst()) & 0x3f) << 11) | + ((Ra(tc->getInst()) & 0x1f) << 6) | + (flags & 0x3f))); // set VA_FORM register with faulting formatted address tc->setMiscRegNoEffect(IPR_VA_FORM, @@ -160,13 +162,13 @@ void DtbFault::invoke(ThreadContext * tc) AlphaFault::invoke(tc); } -void ItbFault::invoke(ThreadContext * tc) +void +ItbFault::invoke(ThreadContext *tc) { if (!tc->misspeculating()) { tc->setMiscRegNoEffect(IPR_ITB_TAG, pc); tc->setMiscRegNoEffect(IPR_IFAULT_VA_FORM, - tc->readMiscRegNoEffect(IPR_IVPTBR) | - (VAddr(pc).vpn() << 3)); + tc->readMiscRegNoEffect(IPR_IVPTBR) | (VAddr(pc).vpn() << 3)); } AlphaFault::invoke(tc); @@ -174,12 +176,13 @@ void ItbFault::invoke(ThreadContext * tc) #else -void ItbPageFault::invoke(ThreadContext * tc) +void +ItbPageFault::invoke(ThreadContext *tc) { Process *p = tc->getProcessPtr(); TlbEntry entry; bool success = p->pTable->lookup(pc, entry); - if(!success) { + if (!success) { panic("Tried to execute unmapped address %#x.\n", pc); } else { VAddr vaddr(pc); @@ -187,16 +190,17 @@ void ItbPageFault::invoke(ThreadContext * tc) } } -void NDtbMissFault::invoke(ThreadContext * tc) +void +NDtbMissFault::invoke(ThreadContext *tc) { Process *p = tc->getProcessPtr(); TlbEntry entry; bool success = p->pTable->lookup(vaddr, entry); - if(!success) { + if (!success) { p->checkAndAllocNextPage(vaddr); success = p->pTable->lookup(vaddr, entry); } - if(!success) { + if (!success) { panic("Tried to access unmapped address %#x.\n", (Addr)vaddr); } else { tc->getDTBPtr()->insert(vaddr.page(), entry); diff --git a/src/arch/alpha/faults.hh b/src/arch/alpha/faults.hh index 1d2ac593a..4b107273b 100644 --- a/src/arch/alpha/faults.hh +++ b/src/arch/alpha/faults.hh @@ -29,18 +29,16 @@ * Kevin Lim */ -#ifndef __ALPHA_FAULTS_HH__ -#define __ALPHA_FAULTS_HH__ +#ifndef __ARCH_ALPHA_FAULTS_HH__ +#define __ARCH_ALPHA_FAULTS_HH__ +#include "arch/alpha/pagetable.hh" #include "config/full_system.hh" #include "sim/faults.hh" -#include "arch/alpha/pagetable.hh" - // The design of the "name" and "vect" functions is in sim/faults.hh -namespace AlphaISA -{ +namespace AlphaISA { typedef const Addr FaultVect; @@ -63,6 +61,7 @@ class MachineCheckFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -76,6 +75,7 @@ class AlignmentFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -94,6 +94,7 @@ class ResetFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -102,12 +103,14 @@ class ResetFault : public AlphaFault class ArithmeticFault : public AlphaFault { - protected: - bool skipFaultingInstruction() {return true;} private: static FaultName _name; static FaultVect _vect; static FaultStat _count; + + protected: + bool skipFaultingInstruction() {return true;} + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -119,12 +122,14 @@ class ArithmeticFault : public AlphaFault class InterruptFault : public AlphaFault { - protected: - bool setRestartAddress() {return false;} private: static FaultName _name; static FaultVect _vect; static FaultStat _count; + + protected: + bool setRestartAddress() {return false;} + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -137,6 +142,7 @@ class DtbFault : public AlphaFault VAddr vaddr; uint32_t reqFlags; uint64_t flags; + public: DtbFault(VAddr _vaddr, uint32_t _reqFlags, uint64_t _flags) : vaddr(_vaddr), reqFlags(_reqFlags), flags(_flags) @@ -155,6 +161,7 @@ class NDtbMissFault : public DtbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: NDtbMissFault(VAddr vaddr, uint32_t reqFlags, uint64_t flags) : DtbFault(vaddr, reqFlags, flags) @@ -173,6 +180,7 @@ class PDtbMissFault : public DtbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: PDtbMissFault(VAddr vaddr, uint32_t reqFlags, uint64_t flags) : DtbFault(vaddr, reqFlags, flags) @@ -188,6 +196,7 @@ class DtbPageFault : public DtbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: DtbPageFault(VAddr vaddr, uint32_t reqFlags, uint64_t flags) : DtbFault(vaddr, reqFlags, flags) @@ -203,6 +212,7 @@ class DtbAcvFault : public DtbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: DtbAcvFault(VAddr vaddr, uint32_t reqFlags, uint64_t flags) : DtbFault(vaddr, reqFlags, flags) @@ -218,6 +228,7 @@ class DtbAlignmentFault : public DtbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: DtbAlignmentFault(VAddr vaddr, uint32_t reqFlags, uint64_t flags) : DtbFault(vaddr, reqFlags, flags) @@ -231,10 +242,9 @@ class ItbFault : public AlphaFault { protected: Addr pc; + public: - ItbFault(Addr _pc) - : pc(_pc) - { } + ItbFault(Addr _pc) : pc(_pc) { } FaultName name() const = 0; FaultVect vect() = 0; FaultStat & countStat() = 0; @@ -249,10 +259,9 @@ class ItbPageFault : public ItbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: - ItbPageFault(Addr pc) - : ItbFault(pc) - { } + ItbPageFault(Addr pc) : ItbFault(pc) { } FaultName name() const {return _name;} FaultVect vect() {return _vect;} FaultStat & countStat() {return _count;} @@ -267,10 +276,9 @@ class ItbAcvFault : public ItbFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: - ItbAcvFault(Addr pc) - : ItbFault(pc) - { } + ItbAcvFault(Addr pc) : ItbFault(pc) { } FaultName name() const {return _name;} FaultVect vect() {return _vect;} FaultStat & countStat() {return _count;} @@ -282,6 +290,7 @@ class UnimplementedOpcodeFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -294,6 +303,7 @@ class FloatEnableFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -302,12 +312,14 @@ class FloatEnableFault : public AlphaFault class PalFault : public AlphaFault { - protected: - bool skipFaultingInstruction() {return true;} private: static FaultName _name; static FaultVect _vect; static FaultStat _count; + + protected: + bool skipFaultingInstruction() {return true;} + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} @@ -320,12 +332,13 @@ class IntegerOverflowFault : public AlphaFault static FaultName _name; static FaultVect _vect; static FaultStat _count; + public: FaultName name() const {return _name;} FaultVect vect() {return _vect;} FaultStat & countStat() {return _count;} }; -} // AlphaISA namespace +} // namespace AlphaISA -#endif // __FAULTS_HH__ +#endif // __ARCH_ALPHA_FAULTS_HH__ diff --git a/src/arch/alpha/floatregfile.cc b/src/arch/alpha/floatregfile.cc index 512b0df95..15dc13166 100644 --- a/src/arch/alpha/floatregfile.cc +++ b/src/arch/alpha/floatregfile.cc @@ -33,17 +33,23 @@ #include "arch/alpha/floatregfile.hh" #include "sim/serialize.hh" -namespace AlphaISA +namespace AlphaISA { +void +FloatRegFile::clear() { - void - FloatRegFile::serialize(std::ostream &os) - { - SERIALIZE_ARRAY(q, NumFloatRegs); - } + std::memset(d, 0, sizeof(d)); +} + +void +FloatRegFile::serialize(std::ostream &os) +{ + SERIALIZE_ARRAY(q, NumFloatRegs); +} - void - FloatRegFile::unserialize(Checkpoint *cp, const std::string §ion) - { - UNSERIALIZE_ARRAY(q, NumFloatRegs); - } +void +FloatRegFile::unserialize(Checkpoint *cp, const std::string §ion) +{ + UNSERIALIZE_ARRAY(q, NumFloatRegs); } + +} // namespace AlphaISA diff --git a/src/arch/alpha/floatregfile.hh b/src/arch/alpha/floatregfile.hh index e69e8d186..82592d80d 100644 --- a/src/arch/alpha/floatregfile.hh +++ b/src/arch/alpha/floatregfile.hh @@ -32,37 +32,36 @@ #ifndef __ARCH_ALPHA_FLOATREGFILE_HH__ #define __ARCH_ALPHA_FLOATREGFILE_HH__ +#include <iosfwd> +#include <string> + #include "arch/alpha/isa_traits.hh" #include "arch/alpha/types.hh" -#include <cstring> -#include <iostream> - class Checkpoint; -namespace AlphaISA -{ - static inline std::string getFloatRegName(RegIndex) - { - return ""; - } +namespace AlphaISA { - class FloatRegFile - { - public: +static inline std::string +getFloatRegName(RegIndex) +{ + return ""; +} - union { - uint64_t q[NumFloatRegs]; // integer qword view - double d[NumFloatRegs]; // double-precision floating point view - }; +class FloatRegFile +{ + public: + union { + uint64_t q[NumFloatRegs]; // integer qword view + double d[NumFloatRegs]; // double-precision floating point view + }; - void serialize(std::ostream &os); + void clear(); - void unserialize(Checkpoint *cp, const std::string §ion); + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); +}; - void clear() - { std::memset(d, 0, sizeof(d)); } - }; -} +} // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_FLOATREGFILE_HH__ diff --git a/src/arch/alpha/freebsd/system.cc b/src/arch/alpha/freebsd/system.cc index f666de604..f2ea1b587 100644 --- a/src/arch/alpha/freebsd/system.cc +++ b/src/arch/alpha/freebsd/system.cc @@ -62,14 +62,12 @@ FreebsdAlphaSystem::FreebsdAlphaSystem(Params *p) addKernelFuncEvent<SkipCalibrateClocksEvent>("calibrate_clocks"); } - FreebsdAlphaSystem::~FreebsdAlphaSystem() { delete skipDelayEvent; delete skipCalibrateClocks; } - void FreebsdAlphaSystem::doCalibrateClocks(ThreadContext *tc) { @@ -84,7 +82,6 @@ FreebsdAlphaSystem::doCalibrateClocks(ThreadContext *tc) virtPort.write(timer_vaddr, (uint32_t)TIMER_FREQUENCY); } - void FreebsdAlphaSystem::SkipCalibrateClocksEvent::process(ThreadContext *tc) { diff --git a/src/arch/alpha/freebsd/system.hh b/src/arch/alpha/freebsd/system.hh index 8e8493f97..48f6238c0 100644 --- a/src/arch/alpha/freebsd/system.hh +++ b/src/arch/alpha/freebsd/system.hh @@ -57,7 +57,6 @@ class FreebsdAlphaSystem : public AlphaSystem ~FreebsdAlphaSystem(); void doCalibrateClocks(ThreadContext *tc); - }; #endif // __ARCH_ALPHA_FREEBSD_SYSTEM_HH__ diff --git a/src/arch/alpha/idle_event.cc b/src/arch/alpha/idle_event.cc index 337166aec..bb68782e7 100644 --- a/src/arch/alpha/idle_event.cc +++ b/src/arch/alpha/idle_event.cc @@ -38,8 +38,9 @@ using namespace AlphaISA; void IdleStartEvent::process(ThreadContext *tc) { - if (tc->getKernelStats()) - tc->getKernelStats()->setIdleProcess( - tc->readMiscRegNoEffect(IPR_PALtemp23), tc); + if (tc->getKernelStats()) { + MiscReg val = tc->readMiscRegNoEffect(IPR_PALtemp23); + tc->getKernelStats()->setIdleProcess(val, tc); + } remove(); } diff --git a/src/arch/alpha/intregfile.cc b/src/arch/alpha/intregfile.cc index d1dfc5168..8f692f856 100644 --- a/src/arch/alpha/intregfile.cc +++ b/src/arch/alpha/intregfile.cc @@ -30,36 +30,45 @@ * Kevin Lim */ +#include <cstring> + #include "arch/alpha/isa_traits.hh" #include "arch/alpha/intregfile.hh" #include "sim/serialize.hh" -namespace AlphaISA -{ +namespace AlphaISA { + #if FULL_SYSTEM - const int reg_redir[NumIntRegs] = { - /* 0 */ 0, 1, 2, 3, 4, 5, 6, 7, - /* 8 */ 32, 33, 34, 35, 36, 37, 38, 15, - /* 16 */ 16, 17, 18, 19, 20, 21, 22, 23, - /* 24 */ 24, 39, 26, 27, 28, 29, 30, 31 }; +const int reg_redir[NumIntRegs] = { + /* 0 */ 0, 1, 2, 3, 4, 5, 6, 7, + /* 8 */ 32, 33, 34, 35, 36, 37, 38, 15, + /* 16 */ 16, 17, 18, 19, 20, 21, 22, 23, + /* 24 */ 24, 39, 26, 27, 28, 29, 30, 31 }; #else - const int reg_redir[NumIntRegs] = { - /* 0 */ 0, 1, 2, 3, 4, 5, 6, 7, - /* 8 */ 8, 9, 10, 11, 12, 13, 14, 15, - /* 16 */ 16, 17, 18, 19, 20, 21, 22, 23, - /* 24 */ 24, 25, 26, 27, 28, 29, 30, 31 }; +const int reg_redir[NumIntRegs] = { + /* 0 */ 0, 1, 2, 3, 4, 5, 6, 7, + /* 8 */ 8, 9, 10, 11, 12, 13, 14, 15, + /* 16 */ 16, 17, 18, 19, 20, 21, 22, 23, + /* 24 */ 24, 25, 26, 27, 28, 29, 30, 31 }; #endif - void - IntRegFile::serialize(std::ostream &os) - { - SERIALIZE_ARRAY(regs, NumIntRegs); - } +void +IntRegFile::clear() +{ + std::memset(regs, 0, sizeof(regs)); +} + +void +IntRegFile::serialize(std::ostream &os) +{ + SERIALIZE_ARRAY(regs, NumIntRegs); +} - void - IntRegFile::unserialize(Checkpoint *cp, const std::string §ion) - { - UNSERIALIZE_ARRAY(regs, NumIntRegs); - } +void +IntRegFile::unserialize(Checkpoint *cp, const std::string §ion) +{ + UNSERIALIZE_ARRAY(regs, NumIntRegs); } +} // namespace AlphaISA + diff --git a/src/arch/alpha/intregfile.hh b/src/arch/alpha/intregfile.hh index dea160992..f6ba72e79 100644 --- a/src/arch/alpha/intregfile.hh +++ b/src/arch/alpha/intregfile.hh @@ -32,47 +32,48 @@ #ifndef __ARCH_ALPHA_INTREGFILE_HH__ #define __ARCH_ALPHA_INTREGFILE_HH__ -#include "arch/alpha/types.hh" +#include <iosfwd> +#include <string> -#include <iostream> -#include <cstring> +#include "arch/alpha/types.hh" class Checkpoint; -namespace AlphaISA -{ - static inline std::string getIntRegName(RegIndex) - { - return ""; - } +namespace AlphaISA { - // redirected register map, really only used for the full system case. - extern const int reg_redir[NumIntRegs]; +static inline std::string +getIntRegName(RegIndex) +{ + return ""; +} - class IntRegFile - { - protected: - IntReg regs[NumIntRegs]; +// redirected register map, really only used for the full system case. +extern const int reg_redir[NumIntRegs]; - public: +class IntRegFile +{ + protected: + IntReg regs[NumIntRegs]; - IntReg readReg(int intReg) - { - return regs[intReg]; - } + public: + IntReg + readReg(int intReg) + { + return regs[intReg]; + } - void setReg(int intReg, const IntReg &val) - { - regs[intReg] = val; - } + void + setReg(int intReg, const IntReg &val) + { + regs[intReg] = val; + } - void serialize(std::ostream &os); + void clear(); - void unserialize(Checkpoint *cp, const std::string §ion); + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); +}; - void clear() - { std::memset(regs, 0, sizeof(regs)); } - }; -} +} // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_INTREGFILE_HH__ diff --git a/src/arch/alpha/ipr.cc b/src/arch/alpha/ipr.cc index a76fcc2bc..502ada5eb 100644 --- a/src/arch/alpha/ipr.cc +++ b/src/arch/alpha/ipr.cc @@ -28,113 +28,115 @@ * Authors: Gabe Black */ -#include <assert.h> -#include <string.h> +#include <cassert> +#include <cstring> #include "arch/alpha/ipr.hh" -namespace AlphaISA +namespace AlphaISA { + +md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs] = { + + //Write only + RAW_IPR_HWINT_CLR, // H/W interrupt clear register + RAW_IPR_SL_XMIT, // serial line transmit register + RAW_IPR_DC_FLUSH, + RAW_IPR_IC_FLUSH, // instruction cache flush control + RAW_IPR_ALT_MODE, // alternate mode register + RAW_IPR_DTB_IA, // DTLB invalidate all register + RAW_IPR_DTB_IAP, // DTLB invalidate all process register + RAW_IPR_ITB_IA, // ITLB invalidate all register + RAW_IPR_ITB_IAP, // ITLB invalidate all process register + + //Read only + RAW_IPR_INTID, // interrupt ID register + RAW_IPR_SL_RCV, // serial line receive register + RAW_IPR_MM_STAT, // data MMU fault status register + RAW_IPR_ITB_PTE_TEMP, // ITLB page table entry temp register + RAW_IPR_DTB_PTE_TEMP, // DTLB page table entry temporary register + + RAW_IPR_ISR, // interrupt summary register + RAW_IPR_ITB_TAG, // ITLB tag register + RAW_IPR_ITB_PTE, // ITLB page table entry register + RAW_IPR_ITB_ASN, // ITLB address space register + RAW_IPR_ITB_IS, // ITLB invalidate select register + RAW_IPR_SIRR, // software interrupt request register + RAW_IPR_ASTRR, // asynchronous system trap request register + RAW_IPR_ASTER, // asynchronous system trap enable register + RAW_IPR_EXC_ADDR, // exception address register + RAW_IPR_EXC_SUM, // exception summary register + RAW_IPR_EXC_MASK, // exception mask register + RAW_IPR_PAL_BASE, // PAL base address register + RAW_IPR_ICM, // instruction current mode + RAW_IPR_IPLR, // interrupt priority level register + RAW_IPR_IFAULT_VA_FORM, // formatted faulting virtual addr register + RAW_IPR_IVPTBR, // virtual page table base register + RAW_IPR_ICSR, // instruction control and status register + RAW_IPR_IC_PERR_STAT, // inst cache parity error status register + RAW_IPR_PMCTR, // performance counter register + + // PAL temporary registers... + // register meanings gleaned from osfpal.s source code + RAW_IPR_PALtemp0, // local scratch + RAW_IPR_PALtemp1, // local scratch + RAW_IPR_PALtemp2, // entUna + RAW_IPR_PALtemp3, // CPU specific impure area pointer + RAW_IPR_PALtemp4, // memory management temp + RAW_IPR_PALtemp5, // memory management temp + RAW_IPR_PALtemp6, // memory management temp + RAW_IPR_PALtemp7, // entIF + RAW_IPR_PALtemp8, // intmask + RAW_IPR_PALtemp9, // entSys + RAW_IPR_PALtemp10, // ?? + RAW_IPR_PALtemp11, // entInt + RAW_IPR_PALtemp12, // entArith + RAW_IPR_PALtemp13, // reserved for platform specific PAL + RAW_IPR_PALtemp14, // reserved for platform specific PAL + RAW_IPR_PALtemp15, // reserved for platform specific PAL + RAW_IPR_PALtemp16, // scratch / whami<7:0> / mces<4:0> + RAW_IPR_PALtemp17, // sysval + RAW_IPR_PALtemp18, // usp + RAW_IPR_PALtemp19, // ksp + RAW_IPR_PALtemp20, // PTBR + RAW_IPR_PALtemp21, // entMM + RAW_IPR_PALtemp22, // kgp + RAW_IPR_PALtemp23, // PCBB + + RAW_IPR_DTB_ASN, // DTLB address space number register + RAW_IPR_DTB_CM, // DTLB current mode register + RAW_IPR_DTB_TAG, // DTLB tag register + RAW_IPR_DTB_PTE, // DTLB page table entry register + + RAW_IPR_VA, // fault virtual address register + RAW_IPR_VA_FORM, // formatted virtual address register + RAW_IPR_MVPTBR, // MTU virtual page table base register + RAW_IPR_DTB_IS, // DTLB invalidate single register + RAW_IPR_CC, // cycle counter register + RAW_IPR_CC_CTL, // cycle counter control register + RAW_IPR_MCSR, // MTU control register + + RAW_IPR_DC_PERR_STAT, // Dcache parity error status register + RAW_IPR_DC_TEST_CTL, // Dcache test tag control register + RAW_IPR_DC_TEST_TAG, // Dcache test tag register + RAW_IPR_DC_TEST_TAG_TEMP, // Dcache test tag temporary register + RAW_IPR_DC_MODE, // Dcache mode register + RAW_IPR_MAF_MODE // miss address file mode register +}; + +int IprToMiscRegIndex[MaxInternalProcRegs]; + +void +initializeIprTable() { - md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs] = - { - //Write only - RAW_IPR_HWINT_CLR, // H/W interrupt clear register - RAW_IPR_SL_XMIT, // serial line transmit register - RAW_IPR_DC_FLUSH, - RAW_IPR_IC_FLUSH, // instruction cache flush control - RAW_IPR_ALT_MODE, // alternate mode register - RAW_IPR_DTB_IA, // DTLB invalidate all register - RAW_IPR_DTB_IAP, // DTLB invalidate all process register - RAW_IPR_ITB_IA, // ITLB invalidate all register - RAW_IPR_ITB_IAP, // ITLB invalidate all process register - - //Read only - RAW_IPR_INTID, // interrupt ID register - RAW_IPR_SL_RCV, // serial line receive register - RAW_IPR_MM_STAT, // data MMU fault status register - RAW_IPR_ITB_PTE_TEMP, // ITLB page table entry temp register - RAW_IPR_DTB_PTE_TEMP, // DTLB page table entry temporary register - - RAW_IPR_ISR, // interrupt summary register - RAW_IPR_ITB_TAG, // ITLB tag register - RAW_IPR_ITB_PTE, // ITLB page table entry register - RAW_IPR_ITB_ASN, // ITLB address space register - RAW_IPR_ITB_IS, // ITLB invalidate select register - RAW_IPR_SIRR, // software interrupt request register - RAW_IPR_ASTRR, // asynchronous system trap request register - RAW_IPR_ASTER, // asynchronous system trap enable register - RAW_IPR_EXC_ADDR, // exception address register - RAW_IPR_EXC_SUM, // exception summary register - RAW_IPR_EXC_MASK, // exception mask register - RAW_IPR_PAL_BASE, // PAL base address register - RAW_IPR_ICM, // instruction current mode - RAW_IPR_IPLR, // interrupt priority level register - RAW_IPR_IFAULT_VA_FORM, // formatted faulting virtual addr register - RAW_IPR_IVPTBR, // virtual page table base register - RAW_IPR_ICSR, // instruction control and status register - RAW_IPR_IC_PERR_STAT, // inst cache parity error status register - RAW_IPR_PMCTR, // performance counter register - - // PAL temporary registers... - // register meanings gleaned from osfpal.s source code - RAW_IPR_PALtemp0, // local scratch - RAW_IPR_PALtemp1, // local scratch - RAW_IPR_PALtemp2, // entUna - RAW_IPR_PALtemp3, // CPU specific impure area pointer - RAW_IPR_PALtemp4, // memory management temp - RAW_IPR_PALtemp5, // memory management temp - RAW_IPR_PALtemp6, // memory management temp - RAW_IPR_PALtemp7, // entIF - RAW_IPR_PALtemp8, // intmask - RAW_IPR_PALtemp9, // entSys - RAW_IPR_PALtemp10, // ?? - RAW_IPR_PALtemp11, // entInt - RAW_IPR_PALtemp12, // entArith - RAW_IPR_PALtemp13, // reserved for platform specific PAL - RAW_IPR_PALtemp14, // reserved for platform specific PAL - RAW_IPR_PALtemp15, // reserved for platform specific PAL - RAW_IPR_PALtemp16, // scratch / whami<7:0> / mces<4:0> - RAW_IPR_PALtemp17, // sysval - RAW_IPR_PALtemp18, // usp - RAW_IPR_PALtemp19, // ksp - RAW_IPR_PALtemp20, // PTBR - RAW_IPR_PALtemp21, // entMM - RAW_IPR_PALtemp22, // kgp - RAW_IPR_PALtemp23, // PCBB - - RAW_IPR_DTB_ASN, // DTLB address space number register - RAW_IPR_DTB_CM, // DTLB current mode register - RAW_IPR_DTB_TAG, // DTLB tag register - RAW_IPR_DTB_PTE, // DTLB page table entry register - - RAW_IPR_VA, // fault virtual address register - RAW_IPR_VA_FORM, // formatted virtual address register - RAW_IPR_MVPTBR, // MTU virtual page table base register - RAW_IPR_DTB_IS, // DTLB invalidate single register - RAW_IPR_CC, // cycle counter register - RAW_IPR_CC_CTL, // cycle counter control register - RAW_IPR_MCSR, // MTU control register - - RAW_IPR_DC_PERR_STAT, // Dcache parity error status register - RAW_IPR_DC_TEST_CTL, // Dcache test tag control register - RAW_IPR_DC_TEST_TAG, // Dcache test tag register - RAW_IPR_DC_TEST_TAG_TEMP, // Dcache test tag temporary register - RAW_IPR_DC_MODE, // Dcache mode register - RAW_IPR_MAF_MODE // miss address file mode register - }; - - int IprToMiscRegIndex[MaxInternalProcRegs]; - - void initializeIprTable() - { - static bool initialized = false; - if(initialized) - return; - - memset(IprToMiscRegIndex, -1, MaxInternalProcRegs * sizeof(int)); - - for(int x = 0; x < NumInternalProcRegs; x++) - IprToMiscRegIndex[MiscRegIndexToIpr[x]] = x; - } + static bool initialized = false; + if (initialized) + return; + + memset(IprToMiscRegIndex, -1, MaxInternalProcRegs * sizeof(int)); + + for (int x = 0; x < NumInternalProcRegs; x++) + IprToMiscRegIndex[MiscRegIndexToIpr[x]] = x; } +} // namespace AlphaISA + diff --git a/src/arch/alpha/ipr.hh b/src/arch/alpha/ipr.hh index 6296cdb9a..4e7bf1fa4 100644 --- a/src/arch/alpha/ipr.hh +++ b/src/arch/alpha/ipr.hh @@ -32,206 +32,208 @@ #ifndef __ARCH_ALPHA_IPR_HH__ #define __ARCH_ALPHA_IPR_HH__ -namespace AlphaISA +namespace AlphaISA { + +//////////////////////////////////////////////////////////////////////// +// +// Internal Processor Reigsters +// +enum md_ipr_names { + RAW_IPR_ISR = 0x100, // interrupt summary + RAW_IPR_ITB_TAG = 0x101, // ITLB tag + RAW_IPR_ITB_PTE = 0x102, // ITLB page table entry + RAW_IPR_ITB_ASN = 0x103, // ITLB address space + RAW_IPR_ITB_PTE_TEMP = 0x104, // ITLB page table entry temp + RAW_IPR_ITB_IA = 0x105, // ITLB invalidate all + RAW_IPR_ITB_IAP = 0x106, // ITLB invalidate all process + RAW_IPR_ITB_IS = 0x107, // ITLB invalidate select + RAW_IPR_SIRR = 0x108, // software interrupt request + RAW_IPR_ASTRR = 0x109, // asynchronous system trap request + RAW_IPR_ASTER = 0x10a, // asynchronous system trap enable + RAW_IPR_EXC_ADDR = 0x10b, // exception address + RAW_IPR_EXC_SUM = 0x10c, // exception summary + RAW_IPR_EXC_MASK = 0x10d, // exception mask + RAW_IPR_PAL_BASE = 0x10e, // PAL base address + RAW_IPR_ICM = 0x10f, // instruction current mode + RAW_IPR_IPLR = 0x110, // interrupt priority level + RAW_IPR_INTID = 0x111, // interrupt ID + RAW_IPR_IFAULT_VA_FORM = 0x112, // formatted faulting virtual addr + RAW_IPR_IVPTBR = 0x113, // virtual page table base + RAW_IPR_HWINT_CLR = 0x115, // H/W interrupt clear + RAW_IPR_SL_XMIT = 0x116, // serial line transmit + RAW_IPR_SL_RCV = 0x117, // serial line receive + RAW_IPR_ICSR = 0x118, // instruction control and status + RAW_IPR_IC_FLUSH = 0x119, // instruction cache flush control + RAW_IPR_IC_PERR_STAT = 0x11a, // inst cache parity error status + RAW_IPR_PMCTR = 0x11c, // performance counter + + // PAL temporary registers... + // register meanings gleaned from osfpal.s source code + RAW_IPR_PALtemp0 = 0x140, // local scratch + RAW_IPR_PALtemp1 = 0x141, // local scratch + RAW_IPR_PALtemp2 = 0x142, // entUna + RAW_IPR_PALtemp3 = 0x143, // CPU specific impure area pointer + RAW_IPR_PALtemp4 = 0x144, // memory management temp + RAW_IPR_PALtemp5 = 0x145, // memory management temp + RAW_IPR_PALtemp6 = 0x146, // memory management temp + RAW_IPR_PALtemp7 = 0x147, // entIF + RAW_IPR_PALtemp8 = 0x148, // intmask + RAW_IPR_PALtemp9 = 0x149, // entSys + RAW_IPR_PALtemp10 = 0x14a, // ?? + RAW_IPR_PALtemp11 = 0x14b, // entInt + RAW_IPR_PALtemp12 = 0x14c, // entArith + RAW_IPR_PALtemp13 = 0x14d, // reserved for platform specific PAL + RAW_IPR_PALtemp14 = 0x14e, // reserved for platform specific PAL + RAW_IPR_PALtemp15 = 0x14f, // reserved for platform specific PAL + RAW_IPR_PALtemp16 = 0x150, // scratch / whami<7:0> / mces<4:0> + RAW_IPR_PALtemp17 = 0x151, // sysval + RAW_IPR_PALtemp18 = 0x152, // usp + RAW_IPR_PALtemp19 = 0x153, // ksp + RAW_IPR_PALtemp20 = 0x154, // PTBR + RAW_IPR_PALtemp21 = 0x155, // entMM + RAW_IPR_PALtemp22 = 0x156, // kgp + RAW_IPR_PALtemp23 = 0x157, // PCBB + + RAW_IPR_DTB_ASN = 0x200, // DTLB address space number + RAW_IPR_DTB_CM = 0x201, // DTLB current mode + RAW_IPR_DTB_TAG = 0x202, // DTLB tag + RAW_IPR_DTB_PTE = 0x203, // DTLB page table entry + RAW_IPR_DTB_PTE_TEMP = 0x204, // DTLB page table entry temporary + + RAW_IPR_MM_STAT = 0x205, // data MMU fault status + RAW_IPR_VA = 0x206, // fault virtual address + RAW_IPR_VA_FORM = 0x207, // formatted virtual address + RAW_IPR_MVPTBR = 0x208, // MTU virtual page table base + RAW_IPR_DTB_IAP = 0x209, // DTLB invalidate all process + RAW_IPR_DTB_IA = 0x20a, // DTLB invalidate all + RAW_IPR_DTB_IS = 0x20b, // DTLB invalidate single + RAW_IPR_ALT_MODE = 0x20c, // alternate mode + RAW_IPR_CC = 0x20d, // cycle counter + RAW_IPR_CC_CTL = 0x20e, // cycle counter control + RAW_IPR_MCSR = 0x20f, // MTU control + + RAW_IPR_DC_FLUSH = 0x210, + RAW_IPR_DC_PERR_STAT = 0x212, // Dcache parity error status + RAW_IPR_DC_TEST_CTL = 0x213, // Dcache test tag control + RAW_IPR_DC_TEST_TAG = 0x214, // Dcache test tag + RAW_IPR_DC_TEST_TAG_TEMP = 0x215, // Dcache test tag temporary + RAW_IPR_DC_MODE = 0x216, // Dcache mode + RAW_IPR_MAF_MODE = 0x217, // miss address file mode + + MaxInternalProcRegs // number of IPRs +}; + +enum MiscRegIpr { - //////////////////////////////////////////////////////////////////////// - // - // Internal Processor Reigsters - // - enum md_ipr_names - { - RAW_IPR_ISR = 0x100, // interrupt summary register - RAW_IPR_ITB_TAG = 0x101, // ITLB tag register - RAW_IPR_ITB_PTE = 0x102, // ITLB page table entry register - RAW_IPR_ITB_ASN = 0x103, // ITLB address space register - RAW_IPR_ITB_PTE_TEMP = 0x104, // ITLB page table entry temp register - RAW_IPR_ITB_IA = 0x105, // ITLB invalidate all register - RAW_IPR_ITB_IAP = 0x106, // ITLB invalidate all process register - RAW_IPR_ITB_IS = 0x107, // ITLB invalidate select register - RAW_IPR_SIRR = 0x108, // software interrupt request register - RAW_IPR_ASTRR = 0x109, // asynchronous system trap request register - RAW_IPR_ASTER = 0x10a, // asynchronous system trap enable register - RAW_IPR_EXC_ADDR = 0x10b, // exception address register - RAW_IPR_EXC_SUM = 0x10c, // exception summary register - RAW_IPR_EXC_MASK = 0x10d, // exception mask register - RAW_IPR_PAL_BASE = 0x10e, // PAL base address register - RAW_IPR_ICM = 0x10f, // instruction current mode - RAW_IPR_IPLR = 0x110, // interrupt priority level register - RAW_IPR_INTID = 0x111, // interrupt ID register - RAW_IPR_IFAULT_VA_FORM = 0x112, // formatted faulting virtual addr register - RAW_IPR_IVPTBR = 0x113, // virtual page table base register - RAW_IPR_HWINT_CLR = 0x115, // H/W interrupt clear register - RAW_IPR_SL_XMIT = 0x116, // serial line transmit register - RAW_IPR_SL_RCV = 0x117, // serial line receive register - RAW_IPR_ICSR = 0x118, // instruction control and status register - RAW_IPR_IC_FLUSH = 0x119, // instruction cache flush control - RAW_IPR_IC_PERR_STAT = 0x11a, // inst cache parity error status register - RAW_IPR_PMCTR = 0x11c, // performance counter register - - // PAL temporary registers... - // register meanings gleaned from osfpal.s source code - RAW_IPR_PALtemp0 = 0x140, // local scratch - RAW_IPR_PALtemp1 = 0x141, // local scratch - RAW_IPR_PALtemp2 = 0x142, // entUna - RAW_IPR_PALtemp3 = 0x143, // CPU specific impure area pointer - RAW_IPR_PALtemp4 = 0x144, // memory management temp - RAW_IPR_PALtemp5 = 0x145, // memory management temp - RAW_IPR_PALtemp6 = 0x146, // memory management temp - RAW_IPR_PALtemp7 = 0x147, // entIF - RAW_IPR_PALtemp8 = 0x148, // intmask - RAW_IPR_PALtemp9 = 0x149, // entSys - RAW_IPR_PALtemp10 = 0x14a, // ?? - RAW_IPR_PALtemp11 = 0x14b, // entInt - RAW_IPR_PALtemp12 = 0x14c, // entArith - RAW_IPR_PALtemp13 = 0x14d, // reserved for platform specific PAL - RAW_IPR_PALtemp14 = 0x14e, // reserved for platform specific PAL - RAW_IPR_PALtemp15 = 0x14f, // reserved for platform specific PAL - RAW_IPR_PALtemp16 = 0x150, // scratch / whami<7:0> / mces<4:0> - RAW_IPR_PALtemp17 = 0x151, // sysval - RAW_IPR_PALtemp18 = 0x152, // usp - RAW_IPR_PALtemp19 = 0x153, // ksp - RAW_IPR_PALtemp20 = 0x154, // PTBR - RAW_IPR_PALtemp21 = 0x155, // entMM - RAW_IPR_PALtemp22 = 0x156, // kgp - RAW_IPR_PALtemp23 = 0x157, // PCBB - - RAW_IPR_DTB_ASN = 0x200, // DTLB address space number register - RAW_IPR_DTB_CM = 0x201, // DTLB current mode register - RAW_IPR_DTB_TAG = 0x202, // DTLB tag register - RAW_IPR_DTB_PTE = 0x203, // DTLB page table entry register - RAW_IPR_DTB_PTE_TEMP = 0x204, // DTLB page table entry temporary register - - RAW_IPR_MM_STAT = 0x205, // data MMU fault status register - RAW_IPR_VA = 0x206, // fault virtual address register - RAW_IPR_VA_FORM = 0x207, // formatted virtual address register - RAW_IPR_MVPTBR = 0x208, // MTU virtual page table base register - RAW_IPR_DTB_IAP = 0x209, // DTLB invalidate all process register - RAW_IPR_DTB_IA = 0x20a, // DTLB invalidate all register - RAW_IPR_DTB_IS = 0x20b, // DTLB invalidate single register - RAW_IPR_ALT_MODE = 0x20c, // alternate mode register - RAW_IPR_CC = 0x20d, // cycle counter register - RAW_IPR_CC_CTL = 0x20e, // cycle counter control register - RAW_IPR_MCSR = 0x20f, // MTU control register - - RAW_IPR_DC_FLUSH = 0x210, - RAW_IPR_DC_PERR_STAT = 0x212, // Dcache parity error status register - RAW_IPR_DC_TEST_CTL = 0x213, // Dcache test tag control register - RAW_IPR_DC_TEST_TAG = 0x214, // Dcache test tag register - RAW_IPR_DC_TEST_TAG_TEMP = 0x215, // Dcache test tag temporary register - RAW_IPR_DC_MODE = 0x216, // Dcache mode register - RAW_IPR_MAF_MODE = 0x217, // miss address file mode register - - MaxInternalProcRegs // number of IPR registers - }; - - enum MiscRegIpr - { - //Write only - MinWriteOnlyIpr, - IPR_HWINT_CLR = MinWriteOnlyIpr, - IPR_SL_XMIT, - IPR_DC_FLUSH, - IPR_IC_FLUSH, - IPR_ALT_MODE, - IPR_DTB_IA, - IPR_DTB_IAP, - IPR_ITB_IA, - MaxWriteOnlyIpr, - IPR_ITB_IAP = MaxWriteOnlyIpr, - - //Read only - MinReadOnlyIpr, - IPR_INTID = MinReadOnlyIpr, - IPR_SL_RCV, - IPR_MM_STAT, - IPR_ITB_PTE_TEMP, - MaxReadOnlyIpr, - IPR_DTB_PTE_TEMP = MaxReadOnlyIpr, - - IPR_ISR, - IPR_ITB_TAG, - IPR_ITB_PTE, - IPR_ITB_ASN, - IPR_ITB_IS, - IPR_SIRR, - IPR_ASTRR, - IPR_ASTER, - IPR_EXC_ADDR, - IPR_EXC_SUM, - IPR_EXC_MASK, - IPR_PAL_BASE, - IPR_ICM, - IPR_IPLR, - IPR_IFAULT_VA_FORM, - IPR_IVPTBR, - IPR_ICSR, - IPR_IC_PERR_STAT, - IPR_PMCTR, - - // PAL temporary registers... - // register meanings gleaned from osfpal.s source code - IPR_PALtemp0, - IPR_PALtemp1, - IPR_PALtemp2, - IPR_PALtemp3, - IPR_PALtemp4, - IPR_PALtemp5, - IPR_PALtemp6, - IPR_PALtemp7, - IPR_PALtemp8, - IPR_PALtemp9, - IPR_PALtemp10, - IPR_PALtemp11, - IPR_PALtemp12, - IPR_PALtemp13, - IPR_PALtemp14, - IPR_PALtemp15, - IPR_PALtemp16, - IPR_PALtemp17, - IPR_PALtemp18, - IPR_PALtemp19, - IPR_PALtemp20, - IPR_PALtemp21, - IPR_PALtemp22, - IPR_PALtemp23, - - IPR_DTB_ASN, - IPR_DTB_CM, - IPR_DTB_TAG, - IPR_DTB_PTE, - - IPR_VA, - IPR_VA_FORM, - IPR_MVPTBR, - IPR_DTB_IS, - IPR_CC, - IPR_CC_CTL, - IPR_MCSR, - - IPR_DC_PERR_STAT, - IPR_DC_TEST_CTL, - IPR_DC_TEST_TAG, - IPR_DC_TEST_TAG_TEMP, - IPR_DC_MODE, - IPR_MAF_MODE, - - NumInternalProcRegs // number of IPR registers - }; - - inline bool IprIsWritable(int index) - { - return index < MinReadOnlyIpr || index > MaxReadOnlyIpr; - } - - inline bool IprIsReadable(int index) - { - return index < MinWriteOnlyIpr || index > MaxWriteOnlyIpr; - } - - extern md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs]; - extern int IprToMiscRegIndex[MaxInternalProcRegs]; - - void initializeIprTable(); + //Write only + MinWriteOnlyIpr, + IPR_HWINT_CLR = MinWriteOnlyIpr, + IPR_SL_XMIT, + IPR_DC_FLUSH, + IPR_IC_FLUSH, + IPR_ALT_MODE, + IPR_DTB_IA, + IPR_DTB_IAP, + IPR_ITB_IA, + MaxWriteOnlyIpr, + IPR_ITB_IAP = MaxWriteOnlyIpr, + + //Read only + MinReadOnlyIpr, + IPR_INTID = MinReadOnlyIpr, + IPR_SL_RCV, + IPR_MM_STAT, + IPR_ITB_PTE_TEMP, + MaxReadOnlyIpr, + IPR_DTB_PTE_TEMP = MaxReadOnlyIpr, + + IPR_ISR, + IPR_ITB_TAG, + IPR_ITB_PTE, + IPR_ITB_ASN, + IPR_ITB_IS, + IPR_SIRR, + IPR_ASTRR, + IPR_ASTER, + IPR_EXC_ADDR, + IPR_EXC_SUM, + IPR_EXC_MASK, + IPR_PAL_BASE, + IPR_ICM, + IPR_IPLR, + IPR_IFAULT_VA_FORM, + IPR_IVPTBR, + IPR_ICSR, + IPR_IC_PERR_STAT, + IPR_PMCTR, + + // PAL temporary registers... + // register meanings gleaned from osfpal.s source code + IPR_PALtemp0, + IPR_PALtemp1, + IPR_PALtemp2, + IPR_PALtemp3, + IPR_PALtemp4, + IPR_PALtemp5, + IPR_PALtemp6, + IPR_PALtemp7, + IPR_PALtemp8, + IPR_PALtemp9, + IPR_PALtemp10, + IPR_PALtemp11, + IPR_PALtemp12, + IPR_PALtemp13, + IPR_PALtemp14, + IPR_PALtemp15, + IPR_PALtemp16, + IPR_PALtemp17, + IPR_PALtemp18, + IPR_PALtemp19, + IPR_PALtemp20, + IPR_PALtemp21, + IPR_PALtemp22, + IPR_PALtemp23, + + IPR_DTB_ASN, + IPR_DTB_CM, + IPR_DTB_TAG, + IPR_DTB_PTE, + + IPR_VA, + IPR_VA_FORM, + IPR_MVPTBR, + IPR_DTB_IS, + IPR_CC, + IPR_CC_CTL, + IPR_MCSR, + + IPR_DC_PERR_STAT, + IPR_DC_TEST_CTL, + IPR_DC_TEST_TAG, + IPR_DC_TEST_TAG_TEMP, + IPR_DC_MODE, + IPR_MAF_MODE, + + NumInternalProcRegs // number of IPR registers +}; + +inline bool +IprIsWritable(int index) +{ + return index < MinReadOnlyIpr || index > MaxReadOnlyIpr; +} + +inline bool +IprIsReadable(int index) +{ + return index < MinWriteOnlyIpr || index > MaxWriteOnlyIpr; } -#endif +extern md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs]; +extern int IprToMiscRegIndex[MaxInternalProcRegs]; + +void initializeIprTable(); + +} // namespace AlphaISA + +#endif // __ARCH_ALPHA_IPR_HH__ diff --git a/src/arch/alpha/isa_traits.hh b/src/arch/alpha/isa_traits.hh index 4837d4a34..e5e4542a7 100644 --- a/src/arch/alpha/isa_traits.hh +++ b/src/arch/alpha/isa_traits.hh @@ -42,142 +42,137 @@ namespace LittleEndianGuest {} class StaticInstPtr; -namespace AlphaISA +namespace AlphaISA { + +using namespace LittleEndianGuest; +using AlphaISAInst::MaxInstSrcRegs; +using AlphaISAInst::MaxInstDestRegs; + +// 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 = 40, + Ctrl_Base_DepTag = 72 +}; + +StaticInstPtr decodeInst(ExtMachInst); + +// Alpha Does NOT have a delay slot +#define ISA_HAS_DELAY_SLOT 0 + +const Addr PageShift = 13; +const Addr PageBytes = ULL(1) << PageShift; +const Addr PageMask = ~(PageBytes - 1); +const Addr PageOffset = PageBytes - 1; + +//////////////////////////////////////////////////////////////////////// +// +// Translation stuff +// + +const Addr PteShift = 3; +const Addr NPtePageShift = PageShift - PteShift; +const Addr NPtePage = ULL(1) << NPtePageShift; +const Addr PteMask = NPtePage - 1; + +// User Virtual +const Addr USegBase = ULL(0x0); +const Addr USegEnd = ULL(0x000003ffffffffff); + +// Kernel Direct Mapped +const Addr K0SegBase = ULL(0xfffffc0000000000); +const Addr K0SegEnd = ULL(0xfffffdffffffffff); + +// Kernel Virtual +const Addr K1SegBase = ULL(0xfffffe0000000000); +const Addr K1SegEnd = ULL(0xffffffffffffffff); + +// For loading... XXX This maybe could be USegEnd?? --ali +const Addr LoadAddrMask = ULL(0xffffffffff); + +//////////////////////////////////////////////////////////////////////// +// +// Interrupt levels +// +enum InterruptLevels { - using namespace LittleEndianGuest; - using AlphaISAInst::MaxInstSrcRegs; - using AlphaISAInst::MaxInstDestRegs; - - // 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 = 40, - Ctrl_Base_DepTag = 72 - }; - - StaticInstPtr decodeInst(ExtMachInst); - - // Alpha Does NOT have a delay slot - #define ISA_HAS_DELAY_SLOT 0 - - const Addr PageShift = 13; - const Addr PageBytes = ULL(1) << PageShift; - const Addr PageMask = ~(PageBytes - 1); - const Addr PageOffset = PageBytes - 1; - - - //////////////////////////////////////////////////////////////////////// - // - // Translation stuff - // - - const Addr PteShift = 3; - const Addr NPtePageShift = PageShift - PteShift; - const Addr NPtePage = ULL(1) << NPtePageShift; - const Addr PteMask = NPtePage - 1; - - // User Virtual - const Addr USegBase = ULL(0x0); - const Addr USegEnd = ULL(0x000003ffffffffff); - - // Kernel Direct Mapped - const Addr K0SegBase = ULL(0xfffffc0000000000); - const Addr K0SegEnd = ULL(0xfffffdffffffffff); - - // Kernel Virtual - const Addr K1SegBase = ULL(0xfffffe0000000000); - const Addr K1SegEnd = ULL(0xffffffffffffffff); - - // For loading... XXX This maybe could be USegEnd?? --ali - const Addr LoadAddrMask = ULL(0xffffffffff); - -#if FULL_SYSTEM - - //////////////////////////////////////////////////////////////////////// - // - // Interrupt levels - // - enum InterruptLevels - { - INTLEVEL_SOFTWARE_MIN = 4, - INTLEVEL_SOFTWARE_MAX = 19, - - INTLEVEL_EXTERNAL_MIN = 20, - INTLEVEL_EXTERNAL_MAX = 34, - - INTLEVEL_IRQ0 = 20, - INTLEVEL_IRQ1 = 21, - INTINDEX_ETHERNET = 0, - INTINDEX_SCSI = 1, - INTLEVEL_IRQ2 = 22, - INTLEVEL_IRQ3 = 23, - - INTLEVEL_SERIAL = 33, - - NumInterruptLevels = INTLEVEL_EXTERNAL_MAX - }; - -#endif - - // EV5 modes - enum mode_type - { - mode_kernel = 0, // kernel - mode_executive = 1, // executive (unused by unix) - mode_supervisor = 2, // supervisor (unused by unix) - mode_user = 3, // user mode - mode_number // number of modes - }; - - // 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 = 77; - - const int NumIntRegs = NumIntArchRegs + NumPALShadowRegs; - const int NumFloatRegs = NumFloatArchRegs; - const int NumMiscRegs = NumMiscArchRegs; - - const int TotalNumRegs = NumIntRegs + NumFloatRegs + - NumMiscRegs + NumInternalProcRegs; - - const int TotalDataRegs = NumIntRegs + NumFloatRegs; - - // semantically meaningful register indices - const int ZeroReg = 31; // architecturally meaningful - // the rest of these depend on the ABI - const int StackPointerReg = 30; - const int GlobalPointerReg = 29; - const int ProcedureValueReg = 27; - const int ReturnAddressReg = 26; - const int ReturnValueReg = 0; - const int FramePointerReg = 15; + INTLEVEL_SOFTWARE_MIN = 4, + INTLEVEL_SOFTWARE_MAX = 19, - const int ArgumentReg[] = {16, 17, 18, 19, 20, 21}; - const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); + INTLEVEL_EXTERNAL_MIN = 20, + INTLEVEL_EXTERNAL_MAX = 34, - const int SyscallNumReg = ReturnValueReg; - const int SyscallPseudoReturnReg = ArgumentReg[4]; - const int SyscallSuccessReg = 19; + INTLEVEL_IRQ0 = 20, + INTLEVEL_IRQ1 = 21, + INTINDEX_ETHERNET = 0, + INTINDEX_SCSI = 1, + INTLEVEL_IRQ2 = 22, + INTLEVEL_IRQ3 = 23, - const int LogVMPageSize = 13; // 8K bytes - const int VMPageSize = (1 << LogVMPageSize); - - const int BranchPredAddrShiftAmt = 2; // instructions are 4-byte aligned - - const int MachineBytes = 8; - const int WordBytes = 4; - const int HalfwordBytes = 2; - const int ByteBytes = 1; - - // return a no-op instruction... used for instruction fetch faults - // Alpha UNOP (ldq_u r31,0(r0)) - const ExtMachInst NoopMachInst = 0x2ffe0000; + INTLEVEL_SERIAL = 33, + NumInterruptLevels = INTLEVEL_EXTERNAL_MAX +}; + +// EV5 modes +enum mode_type +{ + mode_kernel = 0, // kernel + mode_executive = 1, // executive (unused by unix) + mode_supervisor = 2, // supervisor (unused by unix) + mode_user = 3, // user mode + mode_number // number of modes }; +// 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 = 77; + +const int NumIntRegs = NumIntArchRegs + NumPALShadowRegs; +const int NumFloatRegs = NumFloatArchRegs; +const int NumMiscRegs = NumMiscArchRegs; + +const int TotalNumRegs = + NumIntRegs + NumFloatRegs + NumMiscRegs + NumInternalProcRegs; + +const int TotalDataRegs = NumIntRegs + NumFloatRegs; + +// semantically meaningful register indices +const int ZeroReg = 31; // architecturally meaningful +// the rest of these depend on the ABI +const int StackPointerReg = 30; +const int GlobalPointerReg = 29; +const int ProcedureValueReg = 27; +const int ReturnAddressReg = 26; +const int ReturnValueReg = 0; +const int FramePointerReg = 15; + +const int ArgumentReg[] = {16, 17, 18, 19, 20, 21}; +const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); + +const int SyscallNumReg = ReturnValueReg; +const int SyscallPseudoReturnReg = ArgumentReg[4]; +const int SyscallSuccessReg = 19; + +const int LogVMPageSize = 13; // 8K bytes +const int VMPageSize = (1 << LogVMPageSize); + +const int BranchPredAddrShiftAmt = 2; // instructions are 4-byte aligned + +const int MachineBytes = 8; +const int WordBytes = 4; +const int HalfwordBytes = 2; +const int ByteBytes = 1; + +// return a no-op instruction... used for instruction fetch faults +// Alpha UNOP (ldq_u r31,0(r0)) +const ExtMachInst NoopMachInst = 0x2ffe0000; + +} // namespace AlphaISA + #endif // __ARCH_ALPHA_ISA_TRAITS_HH__ diff --git a/src/arch/alpha/linux/linux.cc b/src/arch/alpha/linux/linux.cc index 3e80f62a7..ad8388096 100644 --- a/src/arch/alpha/linux/linux.cc +++ b/src/arch/alpha/linux/linux.cc @@ -28,10 +28,10 @@ * Authors: Korey Sewell */ -#include "arch/alpha/linux/linux.hh" - #include <fcntl.h> +#include "arch/alpha/linux/linux.hh" + // open(2) flags translation table OpenFlagTransTable AlphaLinux::openFlagTable[] = { #ifdef _MSC_VER @@ -68,7 +68,4 @@ OpenFlagTransTable AlphaLinux::openFlagTable[] = { }; const int AlphaLinux::NUM_OPEN_FLAGS = - (sizeof(AlphaLinux::openFlagTable)/sizeof(AlphaLinux::openFlagTable[0])); - - - + (sizeof(AlphaLinux::openFlagTable)/sizeof(AlphaLinux::openFlagTable[0])); diff --git a/src/arch/alpha/linux/linux.hh b/src/arch/alpha/linux/linux.hh index 803970aa9..c622c5ef1 100644 --- a/src/arch/alpha/linux/linux.hh +++ b/src/arch/alpha/linux/linux.hh @@ -28,8 +28,8 @@ * Authors: Korey Sewell */ -#ifndef __ALPHA_ALPHA_LINUX_HH -#define __ALPHA_ALPHA_LINUX_HH +#ifndef __ALPHA_ALPHA_LINUX_LINUX_HH__ +#define __ALPHA_ALPHA_LINUX_LINUX_HH__ #include "kern/linux/linux.hh" @@ -72,13 +72,13 @@ class AlphaLinux : public Linux //@{ /// 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 + 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 # CPUs on 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 static const unsigned GSI_IEEE_FP_CONTROL = 45; //@} @@ -127,4 +127,4 @@ class AlphaLinux : public Linux }; }; -#endif +#endif // __ALPHA_ALPHA_LINUX_LINUX_HH__ diff --git a/src/arch/alpha/linux/process.cc b/src/arch/alpha/linux/process.cc index 0a9d2f1a3..9527759ed 100644 --- a/src/arch/alpha/linux/process.cc +++ b/src/arch/alpha/linux/process.cc @@ -43,8 +43,6 @@ using namespace std; using namespace AlphaISA; - - /// Target uname() handler. static SyscallReturn unameFunc(SyscallDesc *desc, int callnum, LiveProcess *process, diff --git a/src/arch/alpha/linux/process.hh b/src/arch/alpha/linux/process.hh index 8d7c24e37..9ab7b0501 100644 --- a/src/arch/alpha/linux/process.hh +++ b/src/arch/alpha/linux/process.hh @@ -51,4 +51,5 @@ class AlphaLinuxProcess : public AlphaLiveProcess }; } // namespace AlphaISA + #endif // __ALPHA_LINUX_PROCESS_HH__ diff --git a/src/arch/alpha/linux/system.cc b/src/arch/alpha/linux/system.cc index a52bcae36..1d9332a58 100644 --- a/src/arch/alpha/linux/system.cc +++ b/src/arch/alpha/linux/system.cc @@ -157,7 +157,6 @@ LinuxAlphaSystem::~LinuxAlphaSystem() delete printThreadEvent; } - void LinuxAlphaSystem::setDelayLoop(ThreadContext *tc) { @@ -172,7 +171,6 @@ LinuxAlphaSystem::setDelayLoop(ThreadContext *tc) } } - void LinuxAlphaSystem::SkipDelayLoopEvent::process(ThreadContext *tc) { diff --git a/src/arch/alpha/linux/system.hh b/src/arch/alpha/linux/system.hh index 00cde826a..fa03736c3 100644 --- a/src/arch/alpha/linux/system.hh +++ b/src/arch/alpha/linux/system.hh @@ -54,23 +54,20 @@ using namespace Linux; class LinuxAlphaSystem : public AlphaSystem { private: - class SkipDelayLoopEvent : public SkipFuncEvent + struct SkipDelayLoopEvent : public SkipFuncEvent { - public: SkipDelayLoopEvent(PCEventQueue *q, const std::string &desc, Addr addr) : SkipFuncEvent(q, desc, addr) {} virtual void process(ThreadContext *tc); }; - class PrintThreadInfo : public PCEvent + struct PrintThreadInfo : public PCEvent { - public: PrintThreadInfo(PCEventQueue *q, const std::string &desc, Addr addr) : PCEvent(q, desc, addr) {} virtual void process(ThreadContext *tc); }; - /** * Addresses defining where the kernel bootloader places various * elements. Details found in include/asm-alpha/system.h diff --git a/src/arch/alpha/linux/threadinfo.hh b/src/arch/alpha/linux/threadinfo.hh index 3ec1aa098..db723bed3 100644 --- a/src/arch/alpha/linux/threadinfo.hh +++ b/src/arch/alpha/linux/threadinfo.hh @@ -147,6 +147,6 @@ class ThreadInfo } }; -/* namespace Linux */ } +} // namespace Linux #endif // __ARCH_ALPHA_LINUX_LINUX_THREADINFO_HH__ diff --git a/src/arch/alpha/locked_mem.hh b/src/arch/alpha/locked_mem.hh index df66b92bc..f629d982a 100644 --- a/src/arch/alpha/locked_mem.hh +++ b/src/arch/alpha/locked_mem.hh @@ -49,9 +49,8 @@ #include "base/misc.hh" #include "mem/request.hh" +namespace AlphaISA { -namespace AlphaISA -{ template <class XC> inline void handleLockedRead(XC *xc, Request *req) @@ -99,7 +98,6 @@ handleLockedWrite(XC *xc, Request *req) return true; } - } // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_LOCKED_MEM_HH__ diff --git a/src/arch/alpha/miscregfile.cc b/src/arch/alpha/miscregfile.cc index cb5875349..f119ca6bb 100644 --- a/src/arch/alpha/miscregfile.cc +++ b/src/arch/alpha/miscregfile.cc @@ -33,118 +33,116 @@ #include "arch/alpha/miscregfile.hh" #include "base/misc.hh" -namespace AlphaISA -{ +namespace AlphaISA { - void - MiscRegFile::serialize(std::ostream &os) - { - SERIALIZE_SCALAR(fpcr); - SERIALIZE_SCALAR(uniq); - SERIALIZE_SCALAR(lock_flag); - SERIALIZE_SCALAR(lock_addr); - SERIALIZE_ARRAY(ipr, NumInternalProcRegs); - } +void +MiscRegFile::serialize(std::ostream &os) +{ + SERIALIZE_SCALAR(fpcr); + SERIALIZE_SCALAR(uniq); + SERIALIZE_SCALAR(lock_flag); + SERIALIZE_SCALAR(lock_addr); + SERIALIZE_ARRAY(ipr, NumInternalProcRegs); +} - void - MiscRegFile::unserialize(Checkpoint *cp, const std::string §ion) - { - UNSERIALIZE_SCALAR(fpcr); - UNSERIALIZE_SCALAR(uniq); - UNSERIALIZE_SCALAR(lock_flag); - UNSERIALIZE_SCALAR(lock_addr); - UNSERIALIZE_ARRAY(ipr, NumInternalProcRegs); - } +void +MiscRegFile::unserialize(Checkpoint *cp, const std::string §ion) +{ + UNSERIALIZE_SCALAR(fpcr); + UNSERIALIZE_SCALAR(uniq); + UNSERIALIZE_SCALAR(lock_flag); + UNSERIALIZE_SCALAR(lock_addr); + UNSERIALIZE_ARRAY(ipr, NumInternalProcRegs); +} - MiscReg - MiscRegFile::readRegNoEffect(int misc_reg) - { - switch(misc_reg) { - case MISCREG_FPCR: - return fpcr; - case MISCREG_UNIQ: - return uniq; - case MISCREG_LOCKFLAG: - return lock_flag; - case MISCREG_LOCKADDR: - return lock_addr; - case MISCREG_INTR: - return intr_flag; - default: - assert(misc_reg < NumInternalProcRegs); - return ipr[misc_reg]; - } +MiscReg +MiscRegFile::readRegNoEffect(int misc_reg) +{ + switch (misc_reg) { + case MISCREG_FPCR: + return fpcr; + case MISCREG_UNIQ: + return uniq; + case MISCREG_LOCKFLAG: + return lock_flag; + case MISCREG_LOCKADDR: + return lock_addr; + case MISCREG_INTR: + return intr_flag; + default: + assert(misc_reg < NumInternalProcRegs); + return ipr[misc_reg]; } +} - MiscReg - MiscRegFile::readReg(int misc_reg, ThreadContext *tc) - { - switch(misc_reg) { - case MISCREG_FPCR: - return fpcr; - case MISCREG_UNIQ: - return uniq; - case MISCREG_LOCKFLAG: - return lock_flag; - case MISCREG_LOCKADDR: - return lock_addr; - case MISCREG_INTR: - return intr_flag; - default: - return readIpr(misc_reg, tc); - } +MiscReg +MiscRegFile::readReg(int misc_reg, ThreadContext *tc) +{ + switch (misc_reg) { + case MISCREG_FPCR: + return fpcr; + case MISCREG_UNIQ: + return uniq; + case MISCREG_LOCKFLAG: + return lock_flag; + case MISCREG_LOCKADDR: + return lock_addr; + case MISCREG_INTR: + return intr_flag; + default: + return readIpr(misc_reg, tc); } +} - void - MiscRegFile::setRegNoEffect(int misc_reg, const MiscReg &val) - { - switch(misc_reg) { - case MISCREG_FPCR: - fpcr = val; - return; - case MISCREG_UNIQ: - uniq = val; - return; - case MISCREG_LOCKFLAG: - lock_flag = val; - return; - case MISCREG_LOCKADDR: - lock_addr = val; - return; - case MISCREG_INTR: - intr_flag = val; - return; - default: - assert(misc_reg < NumInternalProcRegs); - ipr[misc_reg] = val; - return; - } +void +MiscRegFile::setRegNoEffect(int misc_reg, const MiscReg &val) +{ + switch (misc_reg) { + case MISCREG_FPCR: + fpcr = val; + return; + case MISCREG_UNIQ: + uniq = val; + return; + case MISCREG_LOCKFLAG: + lock_flag = val; + return; + case MISCREG_LOCKADDR: + lock_addr = val; + return; + case MISCREG_INTR: + intr_flag = val; + return; + default: + assert(misc_reg < NumInternalProcRegs); + ipr[misc_reg] = val; + return; } +} - void - MiscRegFile::setReg(int misc_reg, const MiscReg &val, - ThreadContext *tc) - { - switch(misc_reg) { - case MISCREG_FPCR: - fpcr = val; - return; - case MISCREG_UNIQ: - uniq = val; - return; - case MISCREG_LOCKFLAG: - lock_flag = val; - return; - case MISCREG_LOCKADDR: - lock_addr = val; - return; - case MISCREG_INTR: - intr_flag = val; - return; - default: - setIpr(misc_reg, val, tc); - return; - } +void +MiscRegFile::setReg(int misc_reg, const MiscReg &val, ThreadContext *tc) +{ + switch (misc_reg) { + case MISCREG_FPCR: + fpcr = val; + return; + case MISCREG_UNIQ: + uniq = val; + return; + case MISCREG_LOCKFLAG: + lock_flag = val; + return; + case MISCREG_LOCKADDR: + lock_addr = val; + return; + case MISCREG_INTR: + intr_flag = val; + return; + default: + setIpr(misc_reg, val, tc); + return; } - } + +} // namespace AlphaISA diff --git a/src/arch/alpha/miscregfile.hh b/src/arch/alpha/miscregfile.hh index f07b998e6..752099d01 100644 --- a/src/arch/alpha/miscregfile.hh +++ b/src/arch/alpha/miscregfile.hh @@ -32,85 +32,85 @@ #ifndef __ARCH_ALPHA_MISCREGFILE_HH__ #define __ARCH_ALPHA_MISCREGFILE_HH__ +#include <iosfwd> + #include "arch/alpha/ipr.hh" #include "arch/alpha/types.hh" #include "sim/host.hh" #include "sim/serialize.hh" -#include <iostream> - class Checkpoint; class ThreadContext; -namespace AlphaISA -{ - enum MiscRegIndex - { - MISCREG_FPCR = NumInternalProcRegs, - MISCREG_UNIQ, - MISCREG_LOCKFLAG, - MISCREG_LOCKADDR, - MISCREG_INTR - }; - - static inline std::string getMiscRegName(RegIndex) - { - return ""; - } - - 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 - int intr_flag; +namespace AlphaISA { - public: - MiscRegFile() - { - initializeIprTable(); - } - - MiscReg readRegNoEffect(int misc_reg); +enum MiscRegIndex +{ + MISCREG_FPCR = NumInternalProcRegs, + MISCREG_UNIQ, + MISCREG_LOCKFLAG, + MISCREG_LOCKADDR, + MISCREG_INTR +}; + +static inline std::string +getMiscRegName(RegIndex) +{ + return ""; +} - MiscReg readReg(int misc_reg, ThreadContext *tc); +class MiscRegFile +{ + public: + friend class RegFile; + typedef uint64_t InternalProcReg; - //These functions should be removed once the simplescalar cpu model - //has been replaced. - int getInstAsid(); - int getDataAsid(); + 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 + int intr_flag; - void setRegNoEffect(int misc_reg, const MiscReg &val); + InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs - void setReg(int misc_reg, const MiscReg &val, - ThreadContext *tc); + protected: + InternalProcReg readIpr(int idx, ThreadContext *tc); + void setIpr(int idx, InternalProcReg val, ThreadContext *tc); - void clear() - { - fpcr = uniq = 0; - lock_flag = 0; - lock_addr = 0; - intr_flag = 0; - } + public: + MiscRegFile() + { + initializeIprTable(); + } - void serialize(std::ostream &os); + // These functions should be removed once the simplescalar cpu + // model has been replaced. + int getInstAsid(); + int getDataAsid(); - void unserialize(Checkpoint *cp, const std::string §ion); - protected: - typedef uint64_t InternalProcReg; + MiscReg readRegNoEffect(int misc_reg); + MiscReg readReg(int misc_reg, ThreadContext *tc); - InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs + void setRegNoEffect(int misc_reg, const MiscReg &val); + void setReg(int misc_reg, const MiscReg &val, ThreadContext *tc); - private: - InternalProcReg readIpr(int idx, ThreadContext *tc); + void + clear() + { + fpcr = 0; + uniq = 0; + lock_flag = 0; + lock_addr = 0; + intr_flag = 0; + } - void setIpr(int idx, InternalProcReg val, ThreadContext *tc); - friend class RegFile; - }; + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); +}; - void copyIprs(ThreadContext *src, ThreadContext *dest); +void copyIprs(ThreadContext *src, ThreadContext *dest); -} +} // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_MISCREGFILE_HH__ diff --git a/src/arch/alpha/mmaped_ipr.hh b/src/arch/alpha/mmaped_ipr.hh index 2b4ba8745..af2469ca7 100644 --- a/src/arch/alpha/mmaped_ipr.hh +++ b/src/arch/alpha/mmaped_ipr.hh @@ -39,9 +39,8 @@ #include "mem/packet.hh" +namespace AlphaISA { -namespace AlphaISA -{ inline Tick handleIprRead(ThreadContext *xc, Packet *pkt) { @@ -58,4 +57,4 @@ handleIprWrite(ThreadContext *xc, Packet *pkt) } // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_MMAPED_IPR_HH__ diff --git a/src/arch/alpha/osfpal.cc b/src/arch/alpha/osfpal.cc index 0edbadb06..58a3d31eb 100644 --- a/src/arch/alpha/osfpal.cc +++ b/src/arch/alpha/osfpal.cc @@ -30,8 +30,10 @@ #include "arch/alpha/osfpal.hh" -namespace { - const char *strings[PAL::NumCodes] = { +const char * +PAL::name(int index) +{ + static const char *strings[PAL::NumCodes] = { // Priviledged PAL instructions "halt", // 0x00 "cflush", // 0x01 @@ -294,11 +296,7 @@ namespace { 0 // 0xff #endif }; -} -const char * -PAL::name(int index) -{ if (index > NumCodes || index < 0) return 0; diff --git a/src/arch/alpha/osfpal.hh b/src/arch/alpha/osfpal.hh index cf3940b85..2618e9dbd 100644 --- a/src/arch/alpha/osfpal.hh +++ b/src/arch/alpha/osfpal.hh @@ -28,8 +28,8 @@ * Authors: Nathan Binkert */ -#ifndef __OSFPAL_HH__ -#define __OSFPAL_HH__ +#ifndef __ARCH_ALPHA_OSFPAL_HH__ +#define __ARCH_ALPHA_OSFPAL_HH__ struct PAL { @@ -79,4 +79,4 @@ struct PAL static const char *name(int index); }; -#endif // __OSFPAL_HH__ +#endif // __ARCH_ALPHA_OSFPAL_HH__ diff --git a/src/arch/alpha/pagetable.cc b/src/arch/alpha/pagetable.cc index 3f9537834..6640e72e2 100644 --- a/src/arch/alpha/pagetable.cc +++ b/src/arch/alpha/pagetable.cc @@ -31,33 +31,34 @@ #include "arch/alpha/pagetable.hh" #include "sim/serialize.hh" -namespace AlphaISA +namespace AlphaISA { + +void +TlbEntry::serialize(std::ostream &os) { - void - TlbEntry::serialize(std::ostream &os) - { - SERIALIZE_SCALAR(tag); - SERIALIZE_SCALAR(ppn); - SERIALIZE_SCALAR(xre); - SERIALIZE_SCALAR(xwe); - SERIALIZE_SCALAR(asn); - SERIALIZE_SCALAR(asma); - SERIALIZE_SCALAR(fonr); - SERIALIZE_SCALAR(fonw); - SERIALIZE_SCALAR(valid); - } + SERIALIZE_SCALAR(tag); + SERIALIZE_SCALAR(ppn); + SERIALIZE_SCALAR(xre); + SERIALIZE_SCALAR(xwe); + SERIALIZE_SCALAR(asn); + SERIALIZE_SCALAR(asma); + SERIALIZE_SCALAR(fonr); + SERIALIZE_SCALAR(fonw); + SERIALIZE_SCALAR(valid); +} - void - TlbEntry::unserialize(Checkpoint *cp, const std::string §ion) - { - UNSERIALIZE_SCALAR(tag); - UNSERIALIZE_SCALAR(ppn); - UNSERIALIZE_SCALAR(xre); - UNSERIALIZE_SCALAR(xwe); - UNSERIALIZE_SCALAR(asn); - UNSERIALIZE_SCALAR(asma); - UNSERIALIZE_SCALAR(fonr); - UNSERIALIZE_SCALAR(fonw); - UNSERIALIZE_SCALAR(valid); - } +void +TlbEntry::unserialize(Checkpoint *cp, const std::string §ion) +{ + UNSERIALIZE_SCALAR(tag); + UNSERIALIZE_SCALAR(ppn); + UNSERIALIZE_SCALAR(xre); + UNSERIALIZE_SCALAR(xwe); + UNSERIALIZE_SCALAR(asn); + UNSERIALIZE_SCALAR(asma); + UNSERIALIZE_SCALAR(fonr); + UNSERIALIZE_SCALAR(fonw); + UNSERIALIZE_SCALAR(valid); } + +} //namespace AlphaISA diff --git a/src/arch/alpha/pagetable.hh b/src/arch/alpha/pagetable.hh index b0689dce0..4f7beb19b 100644 --- a/src/arch/alpha/pagetable.hh +++ b/src/arch/alpha/pagetable.hh @@ -38,97 +38,102 @@ namespace AlphaISA { - struct VAddr - { - static const int ImplBits = 43; - static const Addr ImplMask = (ULL(1) << ImplBits) - 1; - static const Addr UnImplMask = ~ImplMask; - - VAddr(Addr a) : addr(a) {} - Addr addr; - operator Addr() const { return addr; } - const VAddr &operator=(Addr a) { addr = a; return *this; } - - Addr vpn() const { return (addr & ImplMask) >> PageShift; } - Addr page() const { return addr & PageMask; } - Addr offset() const { return addr & PageOffset; } - - Addr level3() const - { return PteAddr(addr >> PageShift); } - Addr level2() const - { return PteAddr(addr >> NPtePageShift + PageShift); } - Addr level1() const - { return PteAddr(addr >> 2 * NPtePageShift + PageShift); } - }; - - struct PageTableEntry +struct VAddr +{ + static const int ImplBits = 43; + static const Addr ImplMask = (ULL(1) << ImplBits) - 1; + static const Addr UnImplMask = ~ImplMask; + + Addr addr; + + VAddr(Addr a) : addr(a) {} + operator Addr() const { return addr; } + const VAddr &operator=(Addr a) { addr = a; return *this; } + + Addr vpn() const { return (addr & ImplMask) >> PageShift; } + Addr page() const { return addr & PageMask; } + Addr offset() const { return addr & PageOffset; } + + Addr level3() const + { return PteAddr(addr >> PageShift); } + Addr level2() const + { return PteAddr(addr >> NPtePageShift + PageShift); } + Addr level1() const + { return PteAddr(addr >> 2 * NPtePageShift + PageShift); } +}; + +struct PageTableEntry +{ + PageTableEntry(uint64_t e) : entry(e) {} + uint64_t entry; + operator uint64_t() const { return entry; } + const PageTableEntry &operator=(uint64_t e) { entry = e; return *this; } + const PageTableEntry &operator=(const PageTableEntry &e) + { entry = e.entry; return *this; } + + Addr _pfn() const { return (entry >> 32) & 0xffffffff; } + Addr _sw() const { return (entry >> 16) & 0xffff; } + int _rsv0() const { return (entry >> 14) & 0x3; } + bool _uwe() const { return (entry >> 13) & 0x1; } + bool _kwe() const { return (entry >> 12) & 0x1; } + int _rsv1() const { return (entry >> 10) & 0x3; } + bool _ure() const { return (entry >> 9) & 0x1; } + bool _kre() const { return (entry >> 8) & 0x1; } + bool _nomb() const { return (entry >> 7) & 0x1; } + int _gh() const { return (entry >> 5) & 0x3; } + bool _asm_() const { return (entry >> 4) & 0x1; } + bool _foe() const { return (entry >> 3) & 0x1; } + bool _fow() const { return (entry >> 2) & 0x1; } + bool _for() const { return (entry >> 1) & 0x1; } + bool valid() const { return (entry >> 0) & 0x1; } + + Addr paddr() const { return _pfn() << PageShift; } +}; + +// ITB/DTB table entry +struct TlbEntry +{ + Addr tag; // virtual page number tag + Addr ppn; // physical page number + uint8_t xre; // read permissions - VMEM_PERM_* mask + uint8_t xwe; // write permissions - VMEM_PERM_* mask + uint8_t asn; // address space number + bool asma; // address space match + bool fonr; // fault on read + bool fonw; // fault on write + bool valid; // valid page table entry + + + //Construct an entry that maps to physical address addr. + TlbEntry(Addr _asn, Addr _vaddr, Addr _paddr) { - PageTableEntry(uint64_t e) : entry(e) {} - uint64_t entry; - operator uint64_t() const { return entry; } - const PageTableEntry &operator=(uint64_t e) { entry = e; return *this; } - const PageTableEntry &operator=(const PageTableEntry &e) - { entry = e.entry; return *this; } - - Addr _pfn() const { return (entry >> 32) & 0xffffffff; } - Addr _sw() const { return (entry >> 16) & 0xffff; } - int _rsv0() const { return (entry >> 14) & 0x3; } - bool _uwe() const { return (entry >> 13) & 0x1; } - bool _kwe() const { return (entry >> 12) & 0x1; } - int _rsv1() const { return (entry >> 10) & 0x3; } - bool _ure() const { return (entry >> 9) & 0x1; } - bool _kre() const { return (entry >> 8) & 0x1; } - bool _nomb() const { return (entry >> 7) & 0x1; } - int _gh() const { return (entry >> 5) & 0x3; } - bool _asm_() const { return (entry >> 4) & 0x1; } - bool _foe() const { return (entry >> 3) & 0x1; } - bool _fow() const { return (entry >> 2) & 0x1; } - bool _for() const { return (entry >> 1) & 0x1; } - bool valid() const { return (entry >> 0) & 0x1; } - - Addr paddr() const { return _pfn() << PageShift; } - }; - - // ITB/DTB table entry - struct TlbEntry + VAddr vaddr(_vaddr); + VAddr paddr(_paddr); + tag = vaddr.vpn(); + ppn = paddr.vpn(); + xre = 15; + xwe = 15; + asn = _asn; + asma = false; + fonr = false; + fonw = false; + valid = true; + } + + TlbEntry() + {} + + Addr + pageStart() { - //Construct an entry that maps to physical address addr. - TlbEntry(Addr _asn, Addr _vaddr, Addr _paddr) - { - VAddr vaddr(_vaddr); - VAddr paddr(_paddr); - tag = vaddr.vpn(); - ppn = paddr.vpn(); - xre = 15; - xwe = 15; - asn = _asn; - asma = false; - fonr = false; - fonw = false; - valid = true; - } - TlbEntry() - {} - - Addr tag; // virtual page number tag - Addr ppn; // physical page number - uint8_t xre; // read permissions - VMEM_PERM_* mask - uint8_t xwe; // write permissions - VMEM_PERM_* mask - uint8_t asn; // address space number - bool asma; // address space match - bool fonr; // fault on read - bool fonw; // fault on write - bool valid; // valid page table entry - - Addr pageStart() - { - return ppn << PageShift; - } - - void serialize(std::ostream &os); - void unserialize(Checkpoint *cp, const std::string §ion); - }; + return ppn << PageShift; + } + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); }; + +} // namespace AlphaISA + #endif // __ARCH_ALPHA_PAGETABLE_H__ diff --git a/src/arch/alpha/predecoder.hh b/src/arch/alpha/predecoder.hh index 725b35b9d..5502342e1 100644 --- a/src/arch/alpha/predecoder.hh +++ b/src/arch/alpha/predecoder.hh @@ -38,62 +38,72 @@ class ThreadContext; -namespace AlphaISA +namespace AlphaISA { + +class Predecoder { - class Predecoder + protected: + ThreadContext *tc; + + // The extended machine instruction being generated + ExtMachInst ext_inst; + + public: + Predecoder(ThreadContext * _tc) + : tc(_tc) + {} + + ThreadContext * + getTC() { - protected: - ThreadContext * tc; - //The extended machine instruction being generated - ExtMachInst ext_inst; - - public: - Predecoder(ThreadContext * _tc) : tc(_tc) - {} - - ThreadContext * getTC() - { - return tc; - } - - void setTC(ThreadContext * _tc) - { - tc = _tc; - } - - void process() - { - } - - void reset() - {} - - //Use this to give data to the predecoder. This should be used - //when there is control flow. - void moreBytes(Addr pc, Addr fetchPC, MachInst inst) - { - ext_inst = inst; + return tc; + } + + void + setTC(ThreadContext * _tc) + { + tc = _tc; + } + + void + process() + { } + + void + reset() + { } + + // Use this to give data to the predecoder. This should be used + // when there is control flow. + void + moreBytes(Addr pc, Addr fetchPC, MachInst inst) + { + ext_inst = inst; #if FULL_SYSTEM - ext_inst|=(static_cast<ExtMachInst>(pc & 0x1) << 32); + ext_inst |= (static_cast<ExtMachInst>(pc & 0x1) << 32); #endif - } - - bool needMoreBytes() - { - return true; - } - - bool extMachInstReady() - { - return true; - } - - //This returns a constant reference to the ExtMachInst to avoid a copy - const ExtMachInst & getExtMachInst() - { - return ext_inst; - } - }; + } + + bool + needMoreBytes() + { + return true; + } + + bool + extMachInstReady() + { + return true; + } + + // This returns a constant reference to the ExtMachInst to avoid a copy + const ExtMachInst & + getExtMachInst() + { + return ext_inst; + } }; +} // namespace AlphaISA + #endif // __ARCH_ALPHA_PREDECODER_HH__ diff --git a/src/arch/alpha/process.cc b/src/arch/alpha/process.cc index c2d23ecdd..380e0e18e 100644 --- a/src/arch/alpha/process.cc +++ b/src/arch/alpha/process.cc @@ -36,12 +36,11 @@ #include "cpu/thread_context.hh" #include "sim/system.hh" - using namespace AlphaISA; using namespace std; -AlphaLiveProcess::AlphaLiveProcess(LiveProcessParams * params, - ObjectFile *objFile) +AlphaLiveProcess::AlphaLiveProcess(LiveProcessParams *params, + ObjectFile *objFile) : LiveProcess(params, objFile) { brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); @@ -77,4 +76,3 @@ AlphaLiveProcess::startup() threadContexts[0]->setMiscRegNoEffect(IPR_DTB_ASN, M5_pid << 57); } - diff --git a/src/arch/alpha/process.hh b/src/arch/alpha/process.hh index c66b97d23..0aeeb25db 100644 --- a/src/arch/alpha/process.hh +++ b/src/arch/alpha/process.hh @@ -29,24 +29,20 @@ * Ali Saidi */ -#ifndef __ALPHA_PROCESS_HH__ -#define __ALPHA_PROCESS_HH__ +#ifndef __ARCH_ALPHA_PROCESS_HH__ +#define __ARCH_ALPHA_PROCESS_HH__ -#include <string> -#include <vector> #include "sim/process.hh" class ObjectFile; class System; - class AlphaLiveProcess : public LiveProcess { protected: - AlphaLiveProcess(LiveProcessParams * params, ObjectFile *objFile); + AlphaLiveProcess(LiveProcessParams *params, ObjectFile *objFile); void startup(); }; - -#endif // __ALPHA_PROCESS_HH__ +#endif // __ARCH_ALPHA_PROCESS_HH__ diff --git a/src/arch/alpha/regfile.cc b/src/arch/alpha/regfile.cc index e617b00ae..cd648844f 100644 --- a/src/arch/alpha/regfile.cc +++ b/src/arch/alpha/regfile.cc @@ -33,67 +33,66 @@ #include "arch/alpha/regfile.hh" #include "cpu/thread_context.hh" -namespace AlphaISA +namespace AlphaISA { + +void +RegFile::serialize(std::ostream &os) { - void - RegFile::serialize(std::ostream &os) - { - intRegFile.serialize(os); - floatRegFile.serialize(os); - miscRegFile.serialize(os); - SERIALIZE_SCALAR(pc); - SERIALIZE_SCALAR(npc); + intRegFile.serialize(os); + floatRegFile.serialize(os); + miscRegFile.serialize(os); + SERIALIZE_SCALAR(pc); + SERIALIZE_SCALAR(npc); #if FULL_SYSTEM - SERIALIZE_SCALAR(intrflag); + SERIALIZE_SCALAR(intrflag); #endif - } +} - void - RegFile::unserialize(Checkpoint *cp, const std::string §ion) - { - intRegFile.unserialize(cp, section); - floatRegFile.unserialize(cp, section); - miscRegFile.unserialize(cp, section); - UNSERIALIZE_SCALAR(pc); - UNSERIALIZE_SCALAR(npc); +void +RegFile::unserialize(Checkpoint *cp, const std::string §ion) +{ + intRegFile.unserialize(cp, section); + floatRegFile.unserialize(cp, section); + miscRegFile.unserialize(cp, section); + UNSERIALIZE_SCALAR(pc); + UNSERIALIZE_SCALAR(npc); #if FULL_SYSTEM - UNSERIALIZE_SCALAR(intrflag); + UNSERIALIZE_SCALAR(intrflag); #endif - } +} - void - copyRegs(ThreadContext *src, ThreadContext *dest) - { - // First loop through the integer registers. - for (int i = 0; i < NumIntRegs; ++i) { - dest->setIntReg(i, src->readIntReg(i)); - } +void +copyRegs(ThreadContext *src, ThreadContext *dest) +{ + // First loop through the integer registers. + for (int i = 0; i < NumIntRegs; ++i) + dest->setIntReg(i, src->readIntReg(i)); - // Then loop through the floating point registers. - for (int i = 0; i < NumFloatRegs; ++i) { - dest->setFloatRegBits(i, src->readFloatRegBits(i)); - } + // Then loop through the floating point registers. + for (int i = 0; i < NumFloatRegs; ++i) + dest->setFloatRegBits(i, src->readFloatRegBits(i)); - // Copy misc. registers - copyMiscRegs(src, dest); + // Copy misc. registers + copyMiscRegs(src, dest); - // Lastly copy PC/NPC - dest->setPC(src->readPC()); - dest->setNextPC(src->readNextPC()); - } + // Lastly copy PC/NPC + dest->setPC(src->readPC()); + dest->setNextPC(src->readNextPC()); +} - void - copyMiscRegs(ThreadContext *src, ThreadContext *dest) - { - dest->setMiscRegNoEffect(MISCREG_FPCR, - src->readMiscRegNoEffect(MISCREG_FPCR)); - dest->setMiscRegNoEffect(MISCREG_UNIQ, - src->readMiscRegNoEffect(MISCREG_UNIQ)); - dest->setMiscRegNoEffect(MISCREG_LOCKFLAG, - src->readMiscRegNoEffect(MISCREG_LOCKFLAG)); - dest->setMiscRegNoEffect(MISCREG_LOCKADDR, - src->readMiscRegNoEffect(MISCREG_LOCKADDR)); +void +copyMiscRegs(ThreadContext *src, ThreadContext *dest) +{ + dest->setMiscRegNoEffect(MISCREG_FPCR, + src->readMiscRegNoEffect(MISCREG_FPCR)); + dest->setMiscRegNoEffect(MISCREG_UNIQ, + src->readMiscRegNoEffect(MISCREG_UNIQ)); + dest->setMiscRegNoEffect(MISCREG_LOCKFLAG, + src->readMiscRegNoEffect(MISCREG_LOCKFLAG)); + dest->setMiscRegNoEffect(MISCREG_LOCKADDR, + src->readMiscRegNoEffect(MISCREG_LOCKADDR)); - copyIprs(src, dest); - } + copyIprs(src, dest); } + +} // namespace AlphaISA diff --git a/src/arch/alpha/regfile.hh b/src/arch/alpha/regfile.hh index 0c1f07bdd..c9fa8a91b 100644 --- a/src/arch/alpha/regfile.hh +++ b/src/arch/alpha/regfile.hh @@ -45,161 +45,190 @@ class Checkpoint; class ThreadContext; -namespace AlphaISA -{ - - class RegFile { +namespace AlphaISA { - protected: - Addr pc; // program counter - Addr npc; // next-cycle program counter - Addr nnpc; +class RegFile { + protected: + Addr pc; // program counter + Addr npc; // next-cycle program counter + Addr nnpc; // next next-cycle program counter - public: - Addr readPC() - { - return pc; - } - - void setPC(Addr val) - { - pc = val; - } + public: + Addr + readPC() + { + return pc; + } - Addr readNextPC() - { - return npc; - } + void + setPC(Addr val) + { + pc = val; + } - void setNextPC(Addr val) - { - npc = val; - } + Addr + readNextPC() + { + return npc; + } - Addr readNextNPC() - { - return npc + sizeof(MachInst); - } + void + setNextPC(Addr val) + { + npc = val; + } - void setNextNPC(Addr val) - { } + Addr + readNextNPC() + { + return npc + sizeof(MachInst); + } - protected: - IntRegFile intRegFile; // (signed) integer register file - FloatRegFile floatRegFile; // floating point register file - MiscRegFile miscRegFile; // control register file + void + setNextNPC(Addr val) + { } - public: + protected: + IntRegFile intRegFile; // (signed) integer register file + FloatRegFile floatRegFile; // floating point register file + MiscRegFile miscRegFile; // control register file + public: #if FULL_SYSTEM - int intrflag; // interrupt flag - inline int instAsid() - { return miscRegFile.getInstAsid(); } - inline int dataAsid() - { return miscRegFile.getDataAsid(); } -#endif // FULL_SYSTEM + int intrflag; // interrupt flag - void clear() - { - intRegFile.clear(); - floatRegFile.clear(); - miscRegFile.clear(); - } - - MiscReg readMiscRegNoEffect(int miscReg) - { - return miscRegFile.readRegNoEffect(miscReg); - } + int + instAsid() + { + return miscRegFile.getInstAsid(); + } - MiscReg readMiscReg(int miscReg, ThreadContext *tc) - { - return miscRegFile.readReg(miscReg, tc); - } + int + dataAsid() + { + return miscRegFile.getDataAsid(); + } +#endif // FULL_SYSTEM - void setMiscRegNoEffect(int miscReg, const MiscReg &val) - { - miscRegFile.setRegNoEffect(miscReg, val); - } + void + clear() + { + intRegFile.clear(); + floatRegFile.clear(); + miscRegFile.clear(); + } - void setMiscReg(int miscReg, const MiscReg &val, - ThreadContext * tc) - { - miscRegFile.setReg(miscReg, val, tc); - } + MiscReg + readMiscRegNoEffect(int miscReg) + { + return miscRegFile.readRegNoEffect(miscReg); + } - FloatReg readFloatReg(int floatReg) - { - return floatRegFile.d[floatReg]; - } + MiscReg + readMiscReg(int miscReg, ThreadContext *tc) + { + return miscRegFile.readReg(miscReg, tc); + } - FloatReg readFloatReg(int floatReg, int width) - { - return readFloatReg(floatReg); - } + void + setMiscRegNoEffect(int miscReg, const MiscReg &val) + { + miscRegFile.setRegNoEffect(miscReg, val); + } - FloatRegBits readFloatRegBits(int floatReg) - { - return floatRegFile.q[floatReg]; - } + void + setMiscReg(int miscReg, const MiscReg &val, ThreadContext *tc) + { + miscRegFile.setReg(miscReg, val, tc); + } - FloatRegBits readFloatRegBits(int floatReg, int width) - { - return readFloatRegBits(floatReg); - } + FloatReg + readFloatReg(int floatReg) + { + return floatRegFile.d[floatReg]; + } - void setFloatReg(int floatReg, const FloatReg &val) - { - floatRegFile.d[floatReg] = val; - } + FloatReg + readFloatReg(int floatReg, int width) + { + return readFloatReg(floatReg); + } - void setFloatReg(int floatReg, const FloatReg &val, int width) - { - setFloatReg(floatReg, val); - } + FloatRegBits + readFloatRegBits(int floatReg) + { + return floatRegFile.q[floatReg]; + } - void setFloatRegBits(int floatReg, const FloatRegBits &val) - { - floatRegFile.q[floatReg] = val; - } + FloatRegBits + readFloatRegBits(int floatReg, int width) + { + return readFloatRegBits(floatReg); + } - void setFloatRegBits(int floatReg, const FloatRegBits &val, int width) - { - setFloatRegBits(floatReg, val); - } + void + setFloatReg(int floatReg, const FloatReg &val) + { + floatRegFile.d[floatReg] = val; + } - IntReg readIntReg(int intReg) - { - return intRegFile.readReg(intReg); - } + void + setFloatReg(int floatReg, const FloatReg &val, int width) + { + setFloatReg(floatReg, val); + } - void setIntReg(int intReg, const IntReg &val) - { - intRegFile.setReg(intReg, val); - } + void + setFloatRegBits(int floatReg, const FloatRegBits &val) + { + floatRegFile.q[floatReg] = val; + } - void serialize(std::ostream &os); - void unserialize(Checkpoint *cp, const std::string §ion); + void + setFloatRegBits(int floatReg, const FloatRegBits &val, int width) + { + setFloatRegBits(floatReg, val); + } - void changeContext(RegContextParam param, RegContextVal val) - { - //This would be an alternative place to call/implement - //the swapPALShadow function - } - }; + IntReg + readIntReg(int intReg) + { + return intRegFile.readReg(intReg); + } - static inline int flattenIntIndex(ThreadContext * tc, int reg) + void + setIntReg(int intReg, const IntReg &val) { - return reg; + intRegFile.setReg(intReg, val); } - static inline int flattenFloatIndex(ThreadContext * tc, int reg) + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); + + void + changeContext(RegContextParam param, RegContextVal val) { - return reg; + //This would be an alternative place to call/implement + //the swapPALShadow function } +}; + +static inline int +flattenIntIndex(ThreadContext * tc, int reg) +{ + return reg; +} + +static inline int +flattenFloatIndex(ThreadContext * tc, int reg) +{ + return reg; +} + +void copyRegs(ThreadContext *src, ThreadContext *dest); - void copyRegs(ThreadContext *src, ThreadContext *dest); +void copyMiscRegs(ThreadContext *src, ThreadContext *dest); - void copyMiscRegs(ThreadContext *src, ThreadContext *dest); } // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_REGFILE_HH__ diff --git a/src/arch/alpha/remote_gdb.cc b/src/arch/alpha/remote_gdb.cc index 22a1f5224..c47293b98 100644 --- a/src/arch/alpha/remote_gdb.cc +++ b/src/arch/alpha/remote_gdb.cc @@ -117,9 +117,9 @@ */ #include <sys/signal.h> +#include <unistd.h> #include <string> -#include <unistd.h> #include "config/full_system.hh" #if FULL_SYSTEM @@ -142,17 +142,15 @@ using namespace std; using namespace AlphaISA; -RemoteGDB::RemoteGDB(System *_system, ThreadContext *c) - : BaseRemoteGDB(_system, c, KGDB_NUMREGS) +RemoteGDB::RemoteGDB(System *_system, ThreadContext *tc) + : BaseRemoteGDB(_system, tc, KGDB_NUMREGS) { memset(gdbregs.regs, 0, gdbregs.bytes()); } -/////////////////////////////////////////////////////////// -// RemoteGDB::acc -// -// Determine if the mapping at va..(va+len) is valid. -// +/* + * Determine if the mapping at va..(va+len) is valid. + */ bool RemoteGDB::acc(Addr va, size_t len) { @@ -177,18 +175,20 @@ RemoteGDB::acc(Addr va, size_t len) } } - /** - * This code says that all accesses to palcode (instruction and data) - * are valid since there isn't a va->pa mapping because palcode is - * accessed physically. At some point this should probably be cleaned up - * but there is no easy way to do it. - */ + /** + * This code says that all accesses to palcode (instruction + * and data) are valid since there isn't a va->pa mapping + * because palcode is accessed physically. At some point this + * should probably be cleaned up but there is no easy way to + * do it. + */ if (PcPAL(va) || va < 0x10000) return true; Addr ptbr = context->readMiscRegNoEffect(IPR_PALtemp20); - PageTableEntry pte = kernel_pte_lookup(context->getPhysPort(), ptbr, va); + PageTableEntry pte = + kernel_pte_lookup(context->getPhysPort(), ptbr, va); if (!pte.valid()) { DPRINTF(GDBAcc, "acc: %#x pte is invalid\n", va); return false; @@ -201,11 +201,10 @@ RemoteGDB::acc(Addr va, size_t len) #endif } -/////////////////////////////////////////////////////////// -// RemoteGDB::getregs -// -// Translate the kernel debugger register format into -// the GDB register format. +/* + * Translate the kernel debugger register format into the GDB register + * format. + */ void RemoteGDB::getregs() { @@ -231,12 +230,10 @@ RemoteGDB::getregs() #endif } -/////////////////////////////////////////////////////////// -// RemoteGDB::setregs -// -// Translate the GDB register format into the kernel -// debugger register format. -// +/* + * Translate the GDB register format into the kernel debugger register + * format. + */ void RemoteGDB::setregs() { diff --git a/src/arch/alpha/remote_gdb.hh b/src/arch/alpha/remote_gdb.hh index 7bef183c3..43d0580d8 100644 --- a/src/arch/alpha/remote_gdb.hh +++ b/src/arch/alpha/remote_gdb.hh @@ -44,31 +44,29 @@ class System; class ThreadContext; class PhysicalMemory; -namespace AlphaISA -{ - class RemoteGDB : public BaseRemoteGDB - { - protected: - // Machine memory - bool write(Addr addr, size_t size, const char *data); +namespace AlphaISA { - public: - RemoteGDB(System *system, ThreadContext *context); +class RemoteGDB : public BaseRemoteGDB +{ + protected: + Addr notTakenBkpt; + Addr takenBkpt; - bool acc(Addr addr, size_t len); + protected: + void getregs(); + void setregs(); - protected: - void getregs(); - void setregs(); + void clearSingleStep(); + void setSingleStep(); - void clearSingleStep(); - void setSingleStep(); + // Machine memory + bool acc(Addr addr, size_t len); + bool write(Addr addr, size_t size, const char *data); - protected: + public: + RemoteGDB(System *system, ThreadContext *context); +}; - Addr notTakenBkpt; - Addr takenBkpt; - }; -} +} // namespace AlphaISA -#endif /* __ARCH_ALPHA_REMOTE_GDB_H__ */ +#endif // __ARCH_ALPHA_REMOTE_GDB_HH__ diff --git a/src/arch/alpha/stacktrace.cc b/src/arch/alpha/stacktrace.cc index a29a4eb4d..1b5a9be34 100644 --- a/src/arch/alpha/stacktrace.cc +++ b/src/arch/alpha/stacktrace.cc @@ -41,326 +41,326 @@ using namespace std; -namespace AlphaISA +namespace AlphaISA { + +ProcessInfo::ProcessInfo(ThreadContext *_tc) + : tc(_tc) { - ProcessInfo::ProcessInfo(ThreadContext *_tc) - : tc(_tc) - { - Addr addr = 0; + Addr addr = 0; + VirtualPort *vp = tc->getVirtPort(); + SymbolTable *symtab = tc->getSystemPtr()->kernelSymtab; - VirtualPort *vp; + if (!symtab->findAddress("thread_info_size", addr)) + panic("thread info not compiled into kernel\n"); + thread_info_size = vp->readGtoH<int32_t>(addr); - vp = tc->getVirtPort(); + if (!symtab->findAddress("task_struct_size", addr)) + panic("thread info not compiled into kernel\n"); + task_struct_size = vp->readGtoH<int32_t>(addr); - if (!tc->getSystemPtr()->kernelSymtab->findAddress("thread_info_size", addr)) - panic("thread info not compiled into kernel\n"); - thread_info_size = vp->readGtoH<int32_t>(addr); + if (!symtab->findAddress("thread_info_task", addr)) + panic("thread info not compiled into kernel\n"); + task_off = vp->readGtoH<int32_t>(addr); - if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_size", addr)) - panic("thread info not compiled into kernel\n"); - task_struct_size = vp->readGtoH<int32_t>(addr); + if (!symtab->findAddress("task_struct_pid", addr)) + panic("thread info not compiled into kernel\n"); + pid_off = vp->readGtoH<int32_t>(addr); - if (!tc->getSystemPtr()->kernelSymtab->findAddress("thread_info_task", addr)) - panic("thread info not compiled into kernel\n"); - task_off = vp->readGtoH<int32_t>(addr); + if (!symtab->findAddress("task_struct_comm", addr)) + panic("thread info not compiled into kernel\n"); + name_off = vp->readGtoH<int32_t>(addr); +} - if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_pid", addr)) - panic("thread info not compiled into kernel\n"); - pid_off = vp->readGtoH<int32_t>(addr); +Addr +ProcessInfo::task(Addr ksp) const +{ + Addr base = ksp & ~0x3fff; + if (base == ULL(0xfffffc0000000000)) + return 0; - if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_comm", addr)) - panic("thread info not compiled into kernel\n"); - name_off = vp->readGtoH<int32_t>(addr); - } + Addr tsk; - Addr - ProcessInfo::task(Addr ksp) const - { - Addr base = ksp & ~0x3fff; - if (base == ULL(0xfffffc0000000000)) - return 0; + VirtualPort *vp; - Addr tsk; + vp = tc->getVirtPort(); + tsk = vp->readGtoH<Addr>(base + task_off); - VirtualPort *vp; + return tsk; +} - vp = tc->getVirtPort(); - tsk = vp->readGtoH<Addr>(base + task_off); +int +ProcessInfo::pid(Addr ksp) const +{ + Addr task = this->task(ksp); + if (!task) + return -1; - return tsk; - } + uint16_t pd; - int - ProcessInfo::pid(Addr ksp) const - { - Addr task = this->task(ksp); - if (!task) - return -1; + VirtualPort *vp; - uint16_t pd; + vp = tc->getVirtPort(); + pd = vp->readGtoH<uint16_t>(task + pid_off); - VirtualPort *vp; + return pd; +} - vp = tc->getVirtPort(); - pd = vp->readGtoH<uint16_t>(task + pid_off); +string +ProcessInfo::name(Addr ksp) const +{ + Addr task = this->task(ksp); + if (!task) + return "console"; - return pd; - } + char comm[256]; + CopyStringOut(tc, comm, task + name_off, sizeof(comm)); + if (!comm[0]) + return "startup"; - string - ProcessInfo::name(Addr ksp) const - { - Addr task = this->task(ksp); - if (!task) - return "console"; + return comm; +} - char comm[256]; - CopyStringOut(tc, comm, task + name_off, sizeof(comm)); - if (!comm[0]) - return "startup"; +StackTrace::StackTrace() + : tc(0), stack(64) +{ +} - return comm; - } +StackTrace::StackTrace(ThreadContext *_tc, StaticInstPtr inst) + : tc(0), stack(64) +{ + trace(_tc, inst); +} - StackTrace::StackTrace() - : tc(0), stack(64) - { - } +StackTrace::~StackTrace() +{ +} - StackTrace::StackTrace(ThreadContext *_tc, StaticInstPtr inst) - : tc(0), stack(64) - { - trace(_tc, inst); - } +void +StackTrace::trace(ThreadContext *_tc, bool is_call) +{ + tc = _tc; - StackTrace::~StackTrace() - { - } + System *sys = tc->getSystemPtr(); - void - StackTrace::trace(ThreadContext *_tc, bool is_call) - { - tc = _tc; + bool usermode = + (tc->readMiscRegNoEffect(IPR_DTB_CM) & 0x18) != 0; - bool usermode = (tc->readMiscRegNoEffect(IPR_DTB_CM) & 0x18) != 0; + Addr pc = tc->readNextPC(); + bool kernel = sys->kernelStart <= pc && pc <= sys->kernelEnd; - Addr pc = tc->readNextPC(); - bool kernel = tc->getSystemPtr()->kernelStart <= pc && - pc <= tc->getSystemPtr()->kernelEnd; + if (usermode) { + stack.push_back(user); + return; + } - if (usermode) { - stack.push_back(user); - return; - } + if (!kernel) { + stack.push_back(console); + return; + } - if (!kernel) { - stack.push_back(console); - return; - } + SymbolTable *symtab = sys->kernelSymtab; + Addr ksp = tc->readIntReg(StackPointerReg); + Addr bottom = ksp & ~0x3fff; - SymbolTable *symtab = tc->getSystemPtr()->kernelSymtab; - Addr ksp = tc->readIntReg(StackPointerReg); - Addr bottom = ksp & ~0x3fff; + if (is_call) { Addr addr; + if (!symtab->findNearestAddr(pc, addr)) + panic("could not find address %#x", pc); - if (is_call) { - if (!symtab->findNearestAddr(pc, addr)) - panic("could not find address %#x", pc); - - stack.push_back(addr); - pc = tc->readPC(); - } + stack.push_back(addr); + pc = tc->readPC(); + } - Addr ra; - int size; + while (ksp > bottom) { + Addr addr; + if (!symtab->findNearestAddr(pc, addr)) + panic("could not find symbol for pc=%#x", pc); + assert(pc >= addr && "symbol botch: callpc < func"); - while (ksp > bottom) { - if (!symtab->findNearestAddr(pc, addr)) - panic("could not find symbol for pc=%#x", pc); - assert(pc >= addr && "symbol botch: callpc < func"); + stack.push_back(addr); - stack.push_back(addr); + if (isEntry(addr)) + return; - if (isEntry(addr)) + Addr ra; + int size; + if (decodePrologue(ksp, pc, addr, size, ra)) { + if (!ra) return; - if (decodePrologue(ksp, pc, addr, size, ra)) { - if (!ra) - return; - - if (size <= 0) { - stack.push_back(unknown); - return; - } - - pc = ra; - ksp += size; - } else { + if (size <= 0) { stack.push_back(unknown); return; } - bool kernel = tc->getSystemPtr()->kernelStart <= pc && - pc <= tc->getSystemPtr()->kernelEnd; - if (!kernel) - return; - - if (stack.size() >= 1000) - panic("unwinding too far"); + pc = ra; + ksp += size; + } else { + stack.push_back(unknown); + return; } - panic("unwinding too far"); + bool kernel = sys->kernelStart <= pc && pc <= sys->kernelEnd; + if (!kernel) + return; + + if (stack.size() >= 1000) + panic("unwinding too far"); } - bool - StackTrace::isEntry(Addr addr) - { - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp12)) - return true; + panic("unwinding too far"); +} - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp7)) - return true; +bool +StackTrace::isEntry(Addr addr) +{ + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp12)) + return true; - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp11)) - return true; + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp7)) + return true; - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp21)) - return true; + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp11)) + return true; - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp9)) - return true; + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp21)) + return true; - if (addr == tc->readMiscRegNoEffect(IPR_PALtemp2)) - return true; + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp9)) + return true; - return false; - } + if (addr == tc->readMiscRegNoEffect(IPR_PALtemp2)) + return true; - bool - StackTrace::decodeStack(MachInst inst, int &disp) - { - // lda $sp, -disp($sp) - // - // Opcode<31:26> == 0x08 - // RA<25:21> == 30 - // RB<20:16> == 30 - // Disp<15:0> - const MachInst mem_mask = 0xffff0000; - const MachInst lda_pattern = 0x23de0000; - const MachInst lda_disp_mask = 0x0000ffff; - - // subq $sp, disp, $sp - // addq $sp, disp, $sp - // - // Opcode<31:26> == 0x10 - // RA<25:21> == 30 - // Lit<20:13> - // One<12> = 1 - // Func<11:5> == 0x20 (addq) - // Func<11:5> == 0x29 (subq) - // RC<4:0> == 30 - const MachInst intop_mask = 0xffe01fff; - const MachInst addq_pattern = 0x43c0141e; - const MachInst subq_pattern = 0x43c0153e; - const MachInst intop_disp_mask = 0x001fe000; - const int intop_disp_shift = 13; - - if ((inst & mem_mask) == lda_pattern) - disp = -sext<16>(inst & lda_disp_mask); - else if ((inst & intop_mask) == addq_pattern) - disp = -int((inst & intop_disp_mask) >> intop_disp_shift); - else if ((inst & intop_mask) == subq_pattern) - disp = int((inst & intop_disp_mask) >> intop_disp_shift); - else - return false; + return false; +} - return true; - } +bool +StackTrace::decodeStack(MachInst inst, int &disp) +{ + // lda $sp, -disp($sp) + // + // Opcode<31:26> == 0x08 + // RA<25:21> == 30 + // RB<20:16> == 30 + // Disp<15:0> + const MachInst mem_mask = 0xffff0000; + const MachInst lda_pattern = 0x23de0000; + const MachInst lda_disp_mask = 0x0000ffff; + + // subq $sp, disp, $sp + // addq $sp, disp, $sp + // + // Opcode<31:26> == 0x10 + // RA<25:21> == 30 + // Lit<20:13> + // One<12> = 1 + // Func<11:5> == 0x20 (addq) + // Func<11:5> == 0x29 (subq) + // RC<4:0> == 30 + const MachInst intop_mask = 0xffe01fff; + const MachInst addq_pattern = 0x43c0141e; + const MachInst subq_pattern = 0x43c0153e; + const MachInst intop_disp_mask = 0x001fe000; + const int intop_disp_shift = 13; + + if ((inst & mem_mask) == lda_pattern) + disp = -sext<16>(inst & lda_disp_mask); + else if ((inst & intop_mask) == addq_pattern) + disp = -int((inst & intop_disp_mask) >> intop_disp_shift); + else if ((inst & intop_mask) == subq_pattern) + disp = int((inst & intop_disp_mask) >> intop_disp_shift); + else + return false; - bool - StackTrace::decodeSave(MachInst inst, int ®, int &disp) - { - // lda $stq, disp($sp) - // - // Opcode<31:26> == 0x08 - // RA<25:21> == ? - // RB<20:16> == 30 - // Disp<15:0> - const MachInst stq_mask = 0xfc1f0000; - const MachInst stq_pattern = 0xb41e0000; - const MachInst stq_disp_mask = 0x0000ffff; - const MachInst reg_mask = 0x03e00000; - const int reg_shift = 21; - - if ((inst & stq_mask) == stq_pattern) { - reg = (inst & reg_mask) >> reg_shift; - disp = sext<16>(inst & stq_disp_mask); - } else { - return false; - } + return true; +} - return true; +bool +StackTrace::decodeSave(MachInst inst, int ®, int &disp) +{ + // lda $stq, disp($sp) + // + // Opcode<31:26> == 0x08 + // RA<25:21> == ? + // RB<20:16> == 30 + // Disp<15:0> + const MachInst stq_mask = 0xfc1f0000; + const MachInst stq_pattern = 0xb41e0000; + const MachInst stq_disp_mask = 0x0000ffff; + const MachInst reg_mask = 0x03e00000; + const int reg_shift = 21; + + if ((inst & stq_mask) == stq_pattern) { + reg = (inst & reg_mask) >> reg_shift; + disp = sext<16>(inst & stq_disp_mask); + } else { + return false; } - /* - * Decode the function prologue for the function we're in, and note - * which registers are stored where, and how large the stack frame is. - */ - bool - StackTrace::decodePrologue(Addr sp, Addr callpc, Addr func, - int &size, Addr &ra) - { - size = 0; - ra = 0; - - for (Addr pc = func; pc < callpc; pc += sizeof(MachInst)) { - MachInst inst; - CopyOut(tc, (uint8_t *)&inst, pc, sizeof(MachInst)); - - int reg, disp; - if (decodeStack(inst, disp)) { - if (size) { - // panic("decoding frame size again"); - return true; - } - size += disp; - } else if (decodeSave(inst, reg, disp)) { - if (!ra && reg == ReturnAddressReg) { - CopyOut(tc, (uint8_t *)&ra, sp + disp, sizeof(Addr)); - if (!ra) { - // panic("no return address value pc=%#x\n", pc); - return false; - } + return true; +} + +/* + * Decode the function prologue for the function we're in, and note + * which registers are stored where, and how large the stack frame is. + */ +bool +StackTrace::decodePrologue(Addr sp, Addr callpc, Addr func, int &size, + Addr &ra) +{ + size = 0; + ra = 0; + + for (Addr pc = func; pc < callpc; pc += sizeof(MachInst)) { + MachInst inst; + CopyOut(tc, (uint8_t *)&inst, pc, sizeof(MachInst)); + + int reg, disp; + if (decodeStack(inst, disp)) { + if (size) { + // panic("decoding frame size again"); + return true; + } + size += disp; + } else if (decodeSave(inst, reg, disp)) { + if (!ra && reg == ReturnAddressReg) { + CopyOut(tc, (uint8_t *)&ra, sp + disp, sizeof(Addr)); + if (!ra) { + // panic("no return address value pc=%#x\n", pc); + return false; } } } - - return true; } + return true; +} + #if TRACING_ON - void - StackTrace::dump() - { - StringWrap name(tc->getCpuPtr()->name()); - SymbolTable *symtab = tc->getSystemPtr()->kernelSymtab; - - DPRINTFN("------ Stack ------\n"); - - string symbol; - for (int i = 0, size = stack.size(); i < size; ++i) { - Addr addr = stack[size - i - 1]; - if (addr == user) - symbol = "user"; - else if (addr == console) - symbol = "console"; - else if (addr == unknown) - symbol = "unknown"; - else - symtab->findSymbol(addr, symbol); - - DPRINTFN("%#x: %s\n", addr, symbol); - } +void +StackTrace::dump() +{ + StringWrap name(tc->getCpuPtr()->name()); + SymbolTable *symtab = tc->getSystemPtr()->kernelSymtab; + + DPRINTFN("------ Stack ------\n"); + + string symbol; + for (int i = 0, size = stack.size(); i < size; ++i) { + Addr addr = stack[size - i - 1]; + if (addr == user) + symbol = "user"; + else if (addr == console) + symbol = "console"; + else if (addr == unknown) + symbol = "unknown"; + else + symtab->findSymbol(addr, symbol); + + DPRINTFN("%#x: %s\n", addr, symbol); } -#endif } +#endif + +} // namespace AlphaISA diff --git a/src/arch/alpha/stacktrace.hh b/src/arch/alpha/stacktrace.hh index 39fd3d286..db42c4399 100644 --- a/src/arch/alpha/stacktrace.hh +++ b/src/arch/alpha/stacktrace.hh @@ -36,88 +36,90 @@ class ThreadContext; -namespace AlphaISA -{ - class StackTrace; +namespace AlphaISA { - class ProcessInfo - { - private: - ThreadContext *tc; +class StackTrace; + +class ProcessInfo +{ + private: + ThreadContext *tc; - int thread_info_size; - int task_struct_size; - int task_off; - int pid_off; - int name_off; + int thread_info_size; + int task_struct_size; + int task_off; + int pid_off; + int name_off; - public: - ProcessInfo(ThreadContext *_tc); + public: + ProcessInfo(ThreadContext *_tc); - Addr task(Addr ksp) const; - int pid(Addr ksp) const; - std::string name(Addr ksp) const; - }; + Addr task(Addr ksp) const; + int pid(Addr ksp) const; + std::string name(Addr ksp) const; +}; - class StackTrace - { - private: - ThreadContext *tc; - std::vector<Addr> stack; +class StackTrace +{ + private: + ThreadContext *tc; + std::vector<Addr> stack; - private: - bool isEntry(Addr addr); - bool decodePrologue(Addr sp, Addr callpc, Addr func, int &size, Addr &ra); - bool decodeSave(MachInst inst, int ®, int &disp); - bool decodeStack(MachInst inst, int &disp); + private: + bool isEntry(Addr addr); + bool decodePrologue(Addr sp, Addr callpc, Addr func, int &size, Addr &ra); + bool decodeSave(MachInst inst, int ®, int &disp); + bool decodeStack(MachInst inst, int &disp); - void trace(ThreadContext *tc, bool is_call); + void trace(ThreadContext *tc, bool is_call); - public: - StackTrace(); - StackTrace(ThreadContext *tc, StaticInstPtr inst); - ~StackTrace(); + public: + StackTrace(); + StackTrace(ThreadContext *tc, StaticInstPtr inst); + ~StackTrace(); - void clear() - { - tc = 0; - stack.clear(); - } + void + clear() + { + tc = 0; + stack.clear(); + } - bool valid() const { return tc != NULL; } - bool trace(ThreadContext *tc, StaticInstPtr inst); + bool valid() const { return tc != NULL; } + bool trace(ThreadContext *tc, StaticInstPtr inst); - public: - const std::vector<Addr> &getstack() const { return stack; } + public: + const std::vector<Addr> &getstack() const { return stack; } - static const int user = 1; - static const int console = 2; - static const int unknown = 3; + static const int user = 1; + static const int console = 2; + static const int unknown = 3; #if TRACING_ON - private: - void dump(); + private: + void dump(); - public: - void dprintf() { if (DTRACE(Stack)) dump(); } + public: + void dprintf() { if (DTRACE(Stack)) dump(); } #else - public: - void dprintf() {} + public: + void dprintf() {} #endif - }; +}; - inline bool - StackTrace::trace(ThreadContext *tc, StaticInstPtr inst) - { - if (!inst->isCall() && !inst->isReturn()) - return false; +inline bool +StackTrace::trace(ThreadContext *tc, StaticInstPtr inst) +{ + if (!inst->isCall() && !inst->isReturn()) + return false; - if (valid()) - clear(); + if (valid()) + clear(); - trace(tc, !inst->isReturn()); - return true; - } + trace(tc, !inst->isReturn()); + return true; } +} // namespace AlphaISA + #endif // __ARCH_ALPHA_STACKTRACE_HH__ diff --git a/src/arch/alpha/syscallreturn.hh b/src/arch/alpha/syscallreturn.hh index 47b4ac8c7..776f34fbf 100644 --- a/src/arch/alpha/syscallreturn.hh +++ b/src/arch/alpha/syscallreturn.hh @@ -35,24 +35,25 @@ #include "cpu/thread_context.hh" #include "sim/syscallreturn.hh" -namespace AlphaISA +namespace AlphaISA { + +static inline void +setSyscallReturn(SyscallReturn return_value, ThreadContext *tc) { - static inline void setSyscallReturn(SyscallReturn return_value, - ThreadContext * tc) - { - // check for error condition. Alpha syscall convention is to - // indicate success/failure in reg a3 (r19) and put the - // return value itself in the standard return value reg (v0). - if (return_value.successful()) { - // no error - tc->setIntReg(SyscallSuccessReg, 0); - tc->setIntReg(ReturnValueReg, return_value.value()); - } else { - // got an error, return details - tc->setIntReg(SyscallSuccessReg, (IntReg)-1); - tc->setIntReg(ReturnValueReg, -return_value.value()); - } + // check for error condition. Alpha syscall convention is to + // indicate success/failure in reg a3 (r19) and put the + // return value itself in the standard return value reg (v0). + if (return_value.successful()) { + // no error + tc->setIntReg(SyscallSuccessReg, 0); + tc->setIntReg(ReturnValueReg, return_value.value()); + } else { + // got an error, return details + tc->setIntReg(SyscallSuccessReg, (IntReg)-1); + tc->setIntReg(ReturnValueReg, -return_value.value()); } } -#endif +} // namespace AlphaISA + +#endif // __ARCH_ALPHA_SYSCALLRETURN_HH__ diff --git a/src/arch/alpha/system.cc b/src/arch/alpha/system.cc index 6bff3d798..72d918870 100644 --- a/src/arch/alpha/system.cc +++ b/src/arch/alpha/system.cc @@ -116,7 +116,6 @@ AlphaSystem::AlphaSystem(Params *p) virtPort.write(addr+0x58, data); } else panic("could not find hwrpb\n"); - } AlphaSystem::~AlphaSystem() @@ -175,7 +174,7 @@ AlphaSystem::fixFuncEventAddr(Addr addr) if ((i1 & inst_mask) == gp_ldah_pattern && (i2 & inst_mask) == gp_lda_pattern) { - Addr new_addr = addr + 2* sizeof(MachInst); + Addr new_addr = addr + 2 * sizeof(MachInst); DPRINTF(Loader, "fixFuncEventAddr: %p -> %p", addr, new_addr); return new_addr; } else { @@ -183,15 +182,15 @@ AlphaSystem::fixFuncEventAddr(Addr addr) } } - void AlphaSystem::setAlphaAccess(Addr access) { Addr addr = 0; if (consoleSymtab->findAddress("m5AlphaAccess", addr)) { virtPort.write(addr, htog(Phys2K0Seg(access))); - } else + } else { panic("could not find m5AlphaAccess\n"); + } } void @@ -202,7 +201,6 @@ AlphaSystem::serialize(std::ostream &os) palSymtab->serialize("pal_symtab", os); } - void AlphaSystem::unserialize(Checkpoint *cp, const std::string §ion) { diff --git a/src/arch/alpha/system.hh b/src/arch/alpha/system.hh index a934550b7..da42ab263 100644 --- a/src/arch/alpha/system.hh +++ b/src/arch/alpha/system.hh @@ -49,10 +49,10 @@ class AlphaSystem : public System AlphaSystem(Params *p); ~AlphaSystem(); -/** - * Serialization stuff - */ public: + /** + * Serialization stuff + */ virtual void serialize(std::ostream &os); virtual void unserialize(Checkpoint *cp, const std::string §ion); @@ -77,26 +77,28 @@ class AlphaSystem : public System /** Event to halt the simulator if the console calls panic() */ BreakPCEvent *consolePanicEvent; #endif + protected: const Params *params() const { return (const Params *)_params; } /** Add a function-based event to PALcode. */ template <class T> - T *addPalFuncEvent(const char *lbl) + T * + addPalFuncEvent(const char *lbl) { return addFuncEvent<T>(palSymtab, lbl); } /** Add a function-based event to the console code. */ template <class T> - T *addConsoleFuncEvent(const char *lbl) + T * + addConsoleFuncEvent(const char *lbl) { return addFuncEvent<T>(consoleSymtab, lbl); } virtual Addr fixFuncEventAddr(Addr addr); - }; -#endif +#endif // __ARCH_ALPHA_SYSTEM_HH__ diff --git a/src/arch/alpha/tlb.cc b/src/arch/alpha/tlb.cc index 5e231d4d8..9266b8337 100644 --- a/src/arch/alpha/tlb.cc +++ b/src/arch/alpha/tlb.cc @@ -45,16 +45,18 @@ using namespace std; namespace AlphaISA { + /////////////////////////////////////////////////////////////////////// // // Alpha TLB // + #ifdef DEBUG bool uncacheBit39 = false; bool uncacheBit40 = false; #endif -#define MODE2MASK(X) (1 << (X)) +#define MODE2MASK(X) (1 << (X)) TLB::TLB(const Params *p) : BaseTLB(p), size(p->size), nlu(0) @@ -113,20 +115,20 @@ TLB::lookup(Addr vpn, uint8_t asn) return retval; } - Fault TLB::checkCacheability(RequestPtr &req, bool itb) { -// in Alpha, cacheability is controlled by upper-level bits of the -// physical address - -/* - * We support having the uncacheable bit in either bit 39 or bit 40. - * The Turbolaser platform (and EV5) support having the bit in 39, but - * Tsunami (which Linux assumes uses an EV6) generates accesses with - * the bit in 40. So we must check for both, but we have debug flags - * to catch a weird case where both are used, which shouldn't happen. - */ + // in Alpha, cacheability is controlled by upper-level bits of the + // physical address + + /* + * We support having the uncacheable bit in either bit 39 or bit + * 40. The Turbolaser platform (and EV5) support having the bit + * in 39, but Tsunami (which Linux assumes uses an EV6) generates + * accesses with the bit in 40. So we must check for both, but we + * have debug flags to catch a weird case where both are used, + * which shouldn't happen. + */ #if ALPHA_TLASER @@ -143,7 +145,8 @@ TLB::checkCacheability(RequestPtr &req, bool itb) req->setFlags(req->getFlags() | UNCACHEABLE); #if !ALPHA_TLASER - // Clear bits 42:35 of the physical address (10-2 in Tsunami manual) + // Clear bits 42:35 of the physical address (10-2 in + // Tsunami manual) req->setPaddr(req->getPaddr() & PAddrUncachedMask); #endif } @@ -221,7 +224,8 @@ TLB::flushProcesses() ++i; if (!entry->asma) { - DPRINTF(TLB, "flush @%d: %#x -> %#x\n", index, entry->tag, entry->ppn); + DPRINTF(TLB, "flush @%d: %#x -> %#x\n", index, + entry->tag, entry->ppn); entry->valid = false; lookupTable.erase(cur); } @@ -284,7 +288,6 @@ TLB::unserialize(Checkpoint *cp, const string §ion) } } - /////////////////////////////////////////////////////////////////////// // // Alpha ITB @@ -313,12 +316,11 @@ ITB::regStats() accesses = hits + misses; } - Fault ITB::translate(RequestPtr &req, ThreadContext *tc) { //If this is a pal pc, then set PHYSICAL - if(FULL_SYSTEM && PcPAL(req->getPC())) + if (FULL_SYSTEM && PcPAL(req->getPC())) req->setFlags(req->getFlags() | PHYSICAL); if (PcPAL(req->getPC())) { @@ -403,7 +405,7 @@ ITB::translate(RequestPtr &req, ThreadContext *tc) // // Alpha DTB // - DTB::DTB(const Params *p) +DTB::DTB(const Params *p) : TLB(p) {} @@ -484,7 +486,6 @@ DTB::translate(RequestPtr &req, ThreadContext *tc, bool write) mode_type mode = (mode_type)DTB_CM_CM(tc->readMiscRegNoEffect(IPR_DTB_CM)); - /** * Check for alignment faults */ @@ -522,14 +523,15 @@ DTB::translate(RequestPtr &req, ThreadContext *tc, bool write) if (VAddrSpaceEV6(req->getVaddr()) == 0x7e) #endif { - // only valid in kernel mode if (DTB_CM_CM(tc->readMiscRegNoEffect(IPR_DTB_CM)) != mode_kernel) { if (write) { write_acv++; } else { read_acv++; } uint64_t flags = ((write ? MM_STAT_WR_MASK : 0) | MM_STAT_ACV_MASK); - return new DtbAcvFault(req->getVaddr(), req->getFlags(), flags); + + return new DtbAcvFault(req->getVaddr(), req->getFlags(), + flags); } req->setPaddr(req->getVaddr() & PAddrImplMask); @@ -575,25 +577,28 @@ DTB::translate(RequestPtr &req, ThreadContext *tc, bool write) uint64_t flags = MM_STAT_WR_MASK | MM_STAT_ACV_MASK | (entry->fonw ? MM_STAT_FONW_MASK : 0); - return new DtbPageFault(req->getVaddr(), req->getFlags(), flags); + return new DtbPageFault(req->getVaddr(), req->getFlags(), + flags); } if (entry->fonw) { write_acv++; - uint64_t flags = MM_STAT_WR_MASK | - MM_STAT_FONW_MASK; - return new DtbPageFault(req->getVaddr(), req->getFlags(), flags); + uint64_t flags = MM_STAT_WR_MASK | MM_STAT_FONW_MASK; + return new DtbPageFault(req->getVaddr(), req->getFlags(), + flags); } } else { if (!(entry->xre & MODE2MASK(mode))) { read_acv++; uint64_t flags = MM_STAT_ACV_MASK | (entry->fonr ? MM_STAT_FONR_MASK : 0); - return new DtbAcvFault(req->getVaddr(), req->getFlags(), flags); + return new DtbAcvFault(req->getVaddr(), req->getFlags(), + flags); } if (entry->fonr) { read_acv++; uint64_t flags = MM_STAT_FONR_MASK; - return new DtbPageFault(req->getVaddr(), req->getFlags(), flags); + return new DtbPageFault(req->getVaddr(), req->getFlags(), + flags); } } } @@ -622,7 +627,7 @@ TLB::index(bool advance) return *entry; } -} // namespace AlphaISA +/* end namespace AlphaISA */ } AlphaISA::ITB * AlphaITBParams::create() diff --git a/src/arch/alpha/tlb.hh b/src/arch/alpha/tlb.hh index f127d09a7..9267aa573 100644 --- a/src/arch/alpha/tlb.hh +++ b/src/arch/alpha/tlb.hh @@ -29,8 +29,8 @@ * Steve Reinhardt */ -#ifndef __ALPHA_MEMORY_HH__ -#define __ALPHA_MEMORY_HH__ +#ifndef __ARCH_ALPHA_TLB_HH__ +#define __ARCH_ALPHA_TLB_HH__ #include <map> @@ -48,110 +48,116 @@ class ThreadContext; -namespace AlphaISA +namespace AlphaISA { + +class TlbEntry; + +class TLB : public BaseTLB { - class TlbEntry; + protected: + typedef std::multimap<Addr, int> PageTable; + PageTable lookupTable; // Quick lookup into page table + + TlbEntry *table; // the Page Table + int size; // TLB Size + int nlu; // not last used entry (for replacement) + + void nextnlu() { if (++nlu >= size) nlu = 0; } + TlbEntry *lookup(Addr vpn, uint8_t asn); + + public: + typedef AlphaTLBParams Params; + TLB(const Params *p); + virtual ~TLB(); + + int getsize() const { return size; } + + TlbEntry &index(bool advance = true); + void insert(Addr vaddr, TlbEntry &entry); - class TLB : public BaseTLB + void flushAll(); + void flushProcesses(); + void flushAddr(Addr addr, uint8_t asn); + + void + demapPage(Addr vaddr, uint64_t asn) { - protected: - typedef std::multimap<Addr, int> PageTable; - PageTable lookupTable; // Quick lookup into page table - - TlbEntry *table; // the Page Table - int size; // TLB Size - int nlu; // not last used entry (for replacement) - - void nextnlu() { if (++nlu >= size) nlu = 0; } - TlbEntry *lookup(Addr vpn, uint8_t asn); - - public: - typedef AlphaTLBParams Params; - TLB(const Params *p); - virtual ~TLB(); - - int getsize() const { return size; } - - TlbEntry &index(bool advance = true); - void insert(Addr vaddr, TlbEntry &entry); - - void flushAll(); - void flushProcesses(); - void flushAddr(Addr addr, uint8_t asn); - - void demapPage(Addr vaddr, uint64_t asn) - { - assert(asn < (1 << 8)); - flushAddr(vaddr, asn); - } - - // static helper functions... really EV5 VM traits - static bool validVirtualAddress(Addr vaddr) { - // unimplemented bits must be all 0 or all 1 - Addr unimplBits = vaddr & VAddrUnImplMask; - return (unimplBits == 0) || (unimplBits == VAddrUnImplMask); - } - - static Fault checkCacheability(RequestPtr &req, bool itb = false); - - // Checkpointing - virtual void serialize(std::ostream &os); - virtual void unserialize(Checkpoint *cp, const std::string §ion); - - // Most recently used page table entries - TlbEntry *EntryCache[3]; - inline void flushCache() - { - memset(EntryCache, 0, 3 * sizeof(TlbEntry*)); - } - - inline TlbEntry* updateCache(TlbEntry *entry) { - EntryCache[2] = EntryCache[1]; - EntryCache[1] = EntryCache[0]; - EntryCache[0] = entry; - return entry; - } - }; - - class ITB : public TLB + assert(asn < (1 << 8)); + flushAddr(vaddr, asn); + } + + // static helper functions... really EV5 VM traits + static bool + validVirtualAddress(Addr vaddr) { - protected: - mutable Stats::Scalar<> hits; - mutable Stats::Scalar<> misses; - mutable Stats::Scalar<> acv; - mutable Stats::Formula accesses; + // unimplemented bits must be all 0 or all 1 + Addr unimplBits = vaddr & VAddrUnImplMask; + return unimplBits == 0 || unimplBits == VAddrUnImplMask; + } - public: - typedef AlphaITBParams Params; - ITB(const Params *p); - virtual void regStats(); + static Fault checkCacheability(RequestPtr &req, bool itb = false); - Fault translate(RequestPtr &req, ThreadContext *tc); - }; + // Checkpointing + virtual void serialize(std::ostream &os); + virtual void unserialize(Checkpoint *cp, const std::string §ion); - class DTB : public TLB + // Most recently used page table entries + TlbEntry *EntryCache[3]; + inline void + flushCache() { - protected: - mutable Stats::Scalar<> read_hits; - mutable Stats::Scalar<> read_misses; - mutable Stats::Scalar<> read_acv; - mutable Stats::Scalar<> read_accesses; - mutable Stats::Scalar<> write_hits; - mutable Stats::Scalar<> write_misses; - mutable Stats::Scalar<> write_acv; - mutable Stats::Scalar<> write_accesses; - Stats::Formula hits; - Stats::Formula misses; - Stats::Formula acv; - Stats::Formula accesses; - - public: - typedef AlphaDTBParams Params; - DTB(const Params *p); - virtual void regStats(); - - Fault translate(RequestPtr &req, ThreadContext *tc, bool write); - }; -} - -#endif // __ALPHA_MEMORY_HH__ + memset(EntryCache, 0, 3 * sizeof(TlbEntry*)); + } + + inline TlbEntry * + updateCache(TlbEntry *entry) { + EntryCache[2] = EntryCache[1]; + EntryCache[1] = EntryCache[0]; + EntryCache[0] = entry; + return entry; + } +}; + +class ITB : public TLB +{ + protected: + mutable Stats::Scalar<> hits; + mutable Stats::Scalar<> misses; + mutable Stats::Scalar<> acv; + mutable Stats::Formula accesses; + + public: + typedef AlphaITBParams Params; + ITB(const Params *p); + virtual void regStats(); + + Fault translate(RequestPtr &req, ThreadContext *tc); +}; + +class DTB : public TLB +{ + protected: + mutable Stats::Scalar<> read_hits; + mutable Stats::Scalar<> read_misses; + mutable Stats::Scalar<> read_acv; + mutable Stats::Scalar<> read_accesses; + mutable Stats::Scalar<> write_hits; + mutable Stats::Scalar<> write_misses; + mutable Stats::Scalar<> write_acv; + mutable Stats::Scalar<> write_accesses; + Stats::Formula hits; + Stats::Formula misses; + Stats::Formula acv; + Stats::Formula accesses; + + public: + typedef AlphaDTBParams Params; + DTB(const Params *p); + virtual void regStats(); + + Fault translate(RequestPtr &req, ThreadContext *tc, bool write); +}; + +} // namespace AlphaISA + +#endif // __ARCH_ALPHA_TLB_HH__ diff --git a/src/arch/alpha/tru64/process.cc b/src/arch/alpha/tru64/process.cc index 455a24584..645cc6cf9 100644 --- a/src/arch/alpha/tru64/process.cc +++ b/src/arch/alpha/tru64/process.cc @@ -32,10 +32,8 @@ #include "arch/alpha/tru64/tru64.hh" #include "arch/alpha/isa_traits.hh" #include "arch/alpha/tru64/process.hh" - #include "cpu/thread_context.hh" #include "kern/tru64/tru64.hh" - #include "sim/process.hh" #include "sim/syscall_emul.hh" @@ -85,7 +83,7 @@ getsysinfoFunc(SyscallDesc *desc, int callnum, LiveProcess *process, case AlphaTru64::GSI_PHYSMEM: { TypedBufferArg<uint64_t> physmem(tc->getSyscallArg(1)); - *physmem = htog((uint64_t)1024 * 1024); // physical memory in KB + *physmem = htog((uint64_t)1024 * 1024); // physical memory in KB physmem.copyOut(tc->getMemPort()); return 1; } @@ -159,14 +157,12 @@ setsysinfoFunc(SyscallDesc *desc, int callnum, LiveProcess *process, return 0; } - /// Target table() handler. -static -SyscallReturn tableFunc(SyscallDesc *desc, int callnum, LiveProcess *process, - ThreadContext *tc) +static SyscallReturn +tableFunc(SyscallDesc *desc, int callnum, LiveProcess *process, + ThreadContext *tc) { using namespace std; - using namespace AlphaISA; int id = tc->getSyscallArg(0); // table ID int index = tc->getSyscallArg(1); // index into table @@ -472,15 +468,14 @@ SyscallDesc AlphaTru64Process::syscallDescs[] = { /* 266 */ SyscallDesc("sendfile", unimplementedFunc), }; - - SyscallDesc AlphaTru64Process::machSyscallDescs[] = { /* 0 */ SyscallDesc("kern_invalid", unimplementedFunc), /* 1 */ SyscallDesc("m5_mutex_lock", AlphaTru64::m5_mutex_lockFunc), /* 2 */ SyscallDesc("m5_mutex_trylock", AlphaTru64::m5_mutex_trylockFunc), /* 3 */ SyscallDesc("m5_mutex_unlock", AlphaTru64::m5_mutex_unlockFunc), /* 4 */ SyscallDesc("m5_cond_signal", AlphaTru64::m5_cond_signalFunc), - /* 5 */ SyscallDesc("m5_cond_broadcast", AlphaTru64::m5_cond_broadcastFunc), + /* 5 */ SyscallDesc("m5_cond_broadcast", + AlphaTru64::m5_cond_broadcastFunc), /* 6 */ SyscallDesc("m5_cond_wait", AlphaTru64::m5_cond_waitFunc), /* 7 */ SyscallDesc("m5_thread_exit", AlphaTru64::m5_thread_exitFunc), /* 8 */ SyscallDesc("kern_invalid", unimplementedFunc), @@ -507,7 +502,8 @@ SyscallDesc AlphaTru64Process::machSyscallDescs[] = { /* 29 */ SyscallDesc("nxm_thread_destroy", unimplementedFunc), /* 30 */ SyscallDesc("lw_wire", unimplementedFunc), /* 31 */ SyscallDesc("lw_unwire", unimplementedFunc), - /* 32 */ SyscallDesc("nxm_thread_create", AlphaTru64::nxm_thread_createFunc), + /* 32 */ SyscallDesc("nxm_thread_create", + AlphaTru64::nxm_thread_createFunc), /* 33 */ SyscallDesc("nxm_task_init", AlphaTru64::nxm_task_initFunc), /* 34 */ SyscallDesc("kern_invalid", unimplementedFunc), /* 35 */ SyscallDesc("nxm_idle", AlphaTru64::nxm_idleFunc), @@ -572,9 +568,8 @@ AlphaTru64Process::getDesc(int callnum) return &syscallDescs[callnum]; } - -AlphaTru64Process::AlphaTru64Process(LiveProcessParams * params, - ObjectFile *objFile) +AlphaTru64Process::AlphaTru64Process(LiveProcessParams *params, + ObjectFile *objFile) : AlphaLiveProcess(params, objFile), Num_Syscall_Descs(sizeof(syscallDescs) / sizeof(SyscallDesc)), Num_Mach_Syscall_Descs(sizeof(machSyscallDescs) / sizeof(SyscallDesc)) diff --git a/src/arch/alpha/tru64/process.hh b/src/arch/alpha/tru64/process.hh index 16bc499c6..6d7a76555 100644 --- a/src/arch/alpha/tru64/process.hh +++ b/src/arch/alpha/tru64/process.hh @@ -28,12 +28,13 @@ * Authors: Steve Reinhardt */ -#ifndef __ALPHA_TRU64_PROCESS_HH__ -#define __ALPHA_TRU64_PROCESS_HH__ +#ifndef __ARCH_ALPHA_TRU64_PROCESS_HH__ +#define __ARCH_ALPHA_TRU64_PROCESS_HH__ #include "arch/alpha/process.hh" namespace AlphaISA { + /// A process with emulated Alpha Tru64 syscalls. class AlphaTru64Process : public AlphaLiveProcess { @@ -51,9 +52,9 @@ class AlphaTru64Process : public AlphaLiveProcess const int Num_Syscall_Descs; const int Num_Mach_Syscall_Descs; - virtual SyscallDesc* getDesc(int callnum); + virtual SyscallDesc *getDesc(int callnum); }; } // namespace AlphaISA -#endif // __ALPHA_TRU64_PROCESS_HH__ +#endif // __ARCH_ALPHA_TRU64_PROCESS_HH__ diff --git a/src/arch/alpha/tru64/tru64.hh b/src/arch/alpha/tru64/tru64.hh index 8aa959553..4ba35fc50 100644 --- a/src/arch/alpha/tru64/tru64.hh +++ b/src/arch/alpha/tru64/tru64.hh @@ -28,14 +28,13 @@ * Authors: Korey Sewell */ -#ifndef __ALPHA_ALPHA_TRU64_HH -#define __ALPHA_ALPHA_TRU64_HH +#ifndef __ALPHA_ALPHA_TRU64_TRU64_HH__ +#define __ALPHA_ALPHA_TRU64_TRU64_HH__ #include "kern/tru64/tru64.hh" class AlphaTru64 : public Tru64 { - public: /// This table maps the target open() flags to the corresponding /// host open() flags. @@ -68,13 +67,13 @@ class AlphaTru64 : public Tru64 //@{ /// 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 + static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name 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 # CPUs on 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 //@} //@{ @@ -124,6 +123,4 @@ class AlphaTru64 : public Tru64 }; }; - - -#endif +#endif // __ALPHA_ALPHA_TRU64_TRU64_HH__ diff --git a/src/arch/alpha/types.hh b/src/arch/alpha/types.hh index f6648b776..94a4cb0e9 100644 --- a/src/arch/alpha/types.hh +++ b/src/arch/alpha/types.hh @@ -32,47 +32,50 @@ #ifndef __ARCH_ALPHA_TYPES_HH__ #define __ARCH_ALPHA_TYPES_HH__ -#include <inttypes.h> +#include "sim/host.hh" -namespace AlphaISA -{ +namespace AlphaISA { + +typedef uint32_t MachInst; +typedef uint64_t ExtMachInst; +typedef uint8_t RegIndex; - typedef uint32_t MachInst; - typedef uint64_t ExtMachInst; - typedef uint8_t RegIndex; +typedef uint64_t IntReg; +typedef uint64_t LargestRead; - typedef uint64_t IntReg; - typedef uint64_t LargestRead; +// floating point register file entry type +typedef double FloatReg; +typedef uint64_t FloatRegBits; - // floating point register file entry type - typedef double FloatReg; - typedef uint64_t FloatRegBits; +// control register file contents +typedef uint64_t MiscReg; - // control register file contents - typedef uint64_t MiscReg; +union AnyReg +{ + IntReg intreg; + FloatReg fpreg; + MiscReg ctrlreg; +}; - typedef union { - IntReg intreg; - FloatReg fpreg; - MiscReg ctrlreg; - } AnyReg; +enum RegContextParam +{ + CONTEXT_PALMODE +}; - enum RegContextParam - { - CONTEXT_PALMODE - }; +typedef bool RegContextVal; - typedef bool RegContextVal; +enum annotes +{ + ANNOTE_NONE = 0, + // An impossible number for instruction annotations + ITOUCH_ANNOTE = 0xffffffff, +}; - enum annotes { - ANNOTE_NONE = 0, - // An impossible number for instruction annotations - ITOUCH_ANNOTE = 0xffffffff, - }; +struct CoreSpecific +{ + int core_type; +}; - struct CoreSpecific { - int core_type; - }; } // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_TYPES_HH__ diff --git a/src/arch/alpha/utility.cc b/src/arch/alpha/utility.cc index 23abceb93..2cf64b799 100644 --- a/src/arch/alpha/utility.cc +++ b/src/arch/alpha/utility.cc @@ -36,10 +36,10 @@ #include "mem/vport.hh" #endif -namespace AlphaISA -{ +namespace AlphaISA { -uint64_t getArgument(ThreadContext *tc, int number, bool fp) +uint64_t +getArgument(ThreadContext *tc, int number, bool fp) { #if FULL_SYSTEM if (number < NumArgumentRegs) { @@ -56,7 +56,7 @@ uint64_t getArgument(ThreadContext *tc, int number, bool fp) } #else panic("getArgument() is Full system only\n"); - M5_DUMMY_RETURN + M5_DUMMY_RETURN; #endif } diff --git a/src/arch/alpha/utility.hh b/src/arch/alpha/utility.hh index 220aa6695..84f7cc487 100644 --- a/src/arch/alpha/utility.hh +++ b/src/arch/alpha/utility.hh @@ -32,137 +32,137 @@ #ifndef __ARCH_ALPHA_UTILITY_HH__ #define __ARCH_ALPHA_UTILITY_HH__ -#include "config/full_system.hh" #include "arch/alpha/types.hh" #include "arch/alpha/isa_traits.hh" #include "arch/alpha/regfile.hh" #include "base/misc.hh" +#include "config/full_system.hh" #include "cpu/thread_context.hh" -namespace AlphaISA +namespace AlphaISA { + +uint64_t getArgument(ThreadContext *tc, int number, bool fp); + +inline bool +inUserMode(ThreadContext *tc) +{ + return (tc->readMiscRegNoEffect(IPR_DTB_CM) & 0x18) != 0; +} + +inline bool +isCallerSaveIntegerRegister(unsigned int reg) +{ + panic("register classification not implemented"); + return (reg >= 1 && reg <= 8 || reg >= 22 && reg <= 25 || reg == 27); +} + +inline bool +isCalleeSaveIntegerRegister(unsigned int reg) +{ + panic("register classification not implemented"); + return (reg >= 9 && reg <= 15); +} + +inline bool +isCallerSaveFloatRegister(unsigned int reg) { - uint64_t getArgument(ThreadContext *tc, int number, bool fp); - - inline bool - inUserMode(ThreadContext *tc) - { - return (tc->readMiscRegNoEffect(IPR_DTB_CM) & 0x18) != 0; - } - - inline bool - isCallerSaveIntegerRegister(unsigned int reg) - { - panic("register classification not implemented"); - return (reg >= 1 && reg <= 8 || reg >= 22 && reg <= 25 || reg == 27); - } - - inline bool - isCalleeSaveIntegerRegister(unsigned int reg) - { - panic("register classification not implemented"); - return (reg >= 9 && reg <= 15); - } - - inline bool - isCallerSaveFloatRegister(unsigned int reg) - { - panic("register classification not implemented"); - return false; - } - - inline bool - isCalleeSaveFloatRegister(unsigned int reg) - { - panic("register classification not implemented"); - return false; - } - - inline Addr - alignAddress(const Addr &addr, unsigned int nbytes) - { - return (addr & ~(nbytes - 1)); - } - - // Instruction address compression hooks - inline Addr - realPCToFetchPC(const Addr &addr) - { - return addr; - } - - inline Addr - fetchPCToRealPC(const Addr &addr) - { - return addr; - } - - // the size of "fetched" instructions (not necessarily the size - // of real instructions for PISA) - inline size_t - fetchInstSize() - { - return sizeof(MachInst); - } - - inline MachInst - makeRegisterCopy(int dest, int src) - { - panic("makeRegisterCopy not implemented"); - return 0; - } - - // Machine operations - void saveMachineReg(AnyReg &savereg, const RegFile ®_file, int regnum); - void restoreMachineReg(RegFile ®s, const AnyReg ®, int regnum); - - /** - * Function to insure ISA semantics about 0 registers. - * @param tc The thread context. - */ - template <class TC> - void zeroRegisters(TC *tc); - - // Alpha IPR register accessors - inline bool PcPAL(Addr addr) { return addr & 0x3; } - inline void startupCPU(ThreadContext *tc, int cpuId) { tc->activate(0); } - - //////////////////////////////////////////////////////////////////////// - // - // Translation stuff - // - - inline Addr PteAddr(Addr a) { return (a & PteMask) << PteShift; } - - // User Virtual - inline bool IsUSeg(Addr a) { return USegBase <= a && a <= USegEnd; } - - // Kernel Direct Mapped - inline bool IsK0Seg(Addr a) { return K0SegBase <= a && a <= K0SegEnd; } - inline Addr K0Seg2Phys(Addr addr) { return addr & ~K0SegBase; } - - // Kernel Virtual - inline bool IsK1Seg(Addr a) { return K1SegBase <= a && a <= K1SegEnd; } - - inline Addr - TruncPage(Addr addr) - { return addr & ~(PageBytes - 1); } - - inline Addr - RoundPage(Addr addr) - { return (addr + PageBytes - 1) & ~(PageBytes - 1); } - - void initIPRs(ThreadContext *tc, int cpuId); + panic("register classification not implemented"); + return false; +} + +inline bool +isCalleeSaveFloatRegister(unsigned int reg) +{ + panic("register classification not implemented"); + return false; +} + +inline Addr +alignAddress(const Addr &addr, unsigned int nbytes) +{ + return (addr & ~(nbytes - 1)); +} + +// Instruction address compression hooks +inline Addr +realPCToFetchPC(const Addr &addr) +{ + return addr; +} + +inline Addr +fetchPCToRealPC(const Addr &addr) +{ + return addr; +} + +// the size of "fetched" instructions (not necessarily the size +// of real instructions for PISA) +inline size_t +fetchInstSize() +{ + return sizeof(MachInst); +} + +inline MachInst +makeRegisterCopy(int dest, int src) +{ + panic("makeRegisterCopy not implemented"); + return 0; +} + +// Machine operations +void saveMachineReg(AnyReg &savereg, const RegFile ®_file, int regnum); +void restoreMachineReg(RegFile ®s, const AnyReg ®, int regnum); + +/** + * Function to insure ISA semantics about 0 registers. + * @param tc The thread context. + */ +template <class TC> +void zeroRegisters(TC *tc); + +// Alpha IPR register accessors +inline bool PcPAL(Addr addr) { return addr & 0x3; } +inline void startupCPU(ThreadContext *tc, int cpuId) { tc->activate(0); } + +//////////////////////////////////////////////////////////////////////// +// +// Translation stuff +// + +inline Addr PteAddr(Addr a) { return (a & PteMask) << PteShift; } + +// User Virtual +inline bool IsUSeg(Addr a) { return USegBase <= a && a <= USegEnd; } + +// Kernel Direct Mapped +inline bool IsK0Seg(Addr a) { return K0SegBase <= a && a <= K0SegEnd; } +inline Addr K0Seg2Phys(Addr addr) { return addr & ~K0SegBase; } + +// Kernel Virtual +inline bool IsK1Seg(Addr a) { return K1SegBase <= a && a <= K1SegEnd; } + +inline Addr +TruncPage(Addr addr) +{ return addr & ~(PageBytes - 1); } + +inline Addr +RoundPage(Addr addr) +{ return (addr + PageBytes - 1) & ~(PageBytes - 1); } + +void initIPRs(ThreadContext *tc, int cpuId); #if FULL_SYSTEM - void initCPU(ThreadContext *tc, int cpuId); - - /** - * Function to check for and process any interrupts. - * @param tc The thread context. - */ - template <class TC> - void processInterrupts(TC *tc); +void initCPU(ThreadContext *tc, int cpuId); + +/** + * Function to check for and process any interrupts. + * @param tc The thread context. + */ +template <class TC> +void processInterrupts(TC *tc); #endif } // namespace AlphaISA -#endif +#endif // __ARCH_ALPHA_UTILITY_HH__ diff --git a/src/arch/alpha/vtophys.cc b/src/arch/alpha/vtophys.cc index 88e5a3090..4a043d8d1 100644 --- a/src/arch/alpha/vtophys.cc +++ b/src/arch/alpha/vtophys.cc @@ -115,4 +115,3 @@ vtophys(ThreadContext *tc, Addr addr) } } // namespace AlphaISA - diff --git a/src/arch/alpha/vtophys.hh b/src/arch/alpha/vtophys.hh index 9cce85d6c..b13afd090 100644 --- a/src/arch/alpha/vtophys.hh +++ b/src/arch/alpha/vtophys.hh @@ -41,12 +41,13 @@ class FunctionalPort; namespace AlphaISA { - PageTableEntry - kernel_pte_lookup(FunctionalPort *mem, Addr ptbr, VAddr vaddr); +PageTableEntry kernel_pte_lookup(FunctionalPort *mem, Addr ptbr, + VAddr vaddr); - Addr vtophys(Addr vaddr); - Addr vtophys(ThreadContext *tc, Addr vaddr); +Addr vtophys(Addr vaddr); +Addr vtophys(ThreadContext *tc, Addr vaddr); + +} // namespace AlphaISA -}; #endif // __ARCH_ALPHA_VTOPHYS_H__ diff --git a/src/kern/tru64/tru64_events.cc b/src/kern/tru64/tru64_events.cc index 9fa770c4d..9534c31de 100644 --- a/src/kern/tru64/tru64_events.cc +++ b/src/kern/tru64/tru64_events.cc @@ -59,20 +59,19 @@ BadAddrEvent::process(ThreadContext *tc) bool found = false; tc->getPhysPort()->getPeerAddressRanges(resp, snoop); - for(iter = resp.begin(); iter != resp.end(); iter++) - { - if (*iter == (TheISA::K0Seg2Phys(a0) & AlphaISA::PAddrImplMask)) + for (iter = resp.begin(); iter != resp.end(); iter++) { + if (*iter == (K0Seg2Phys(a0) & PAddrImplMask)) found = true; } - if (!TheISA::IsK0Seg(a0) || found ) { + if (!IsK0Seg(a0) || found ) { DPRINTF(BADADDR, "badaddr arg=%#x bad\n", a0); tc->setIntReg(ReturnValueReg, 0x1); SkipFuncEvent::process(tc); - } - else + } else { DPRINTF(BADADDR, "badaddr arg=%#x good\n", a0); + } } void |