*/
#include "arch/mips/isa.hh"
-#include "arch/mips/mt_constants.hh"
#include "arch/mips/mt.hh"
+#include "arch/mips/mt_constants.hh"
#include "arch/mips/pra_constants.hh"
#include "base/bitfield.hh"
#include "cpu/base.hh"
#include "cpu/thread_context.hh"
+#include "debug/MipsPRA.hh"
+#include "params/MipsISA.hh"
namespace MipsISA
{
"LLFlag"
};
-ISA::ISA()
-{
- init();
-}
-
-ISA::ISA(BaseCPU *_cpu)
-{
- cpu = _cpu;
- init();
-}
-
-void
-ISA::init()
+ISA::ISA(Params *p)
+ : SimObject(p), numThreads(p->num_threads), numVpes(p->num_vpes)
{
miscRegFile.resize(NumMiscRegs);
bankType.resize(NumMiscRegs);
for (int i = 0; i < NumMiscRegs; i++) {
miscRegFile_WriteMask[i].push_back(0);
}
- clear(0);
-}
-
-void
-ISA::clear(unsigned tid_or_vpn)
-{
- for(int i = 0; i < NumMiscRegs; i++) {
- miscRegFile[i][tid_or_vpn] = 0;
- miscRegFile_WriteMask[i][tid_or_vpn] = (long unsigned int)(-1);
- }
-}
-void
-ISA::expandForMultithreading(ThreadID num_threads, unsigned num_vpes)
-{
// Initialize all Per-VPE regs
- uint32_t per_vpe_regs[] = { VPEControl, VPEConf0, VPEConf1, YQMask,
- VPESchedule, VPEScheFBack, VPEOpt, SRSConf0,
- SRSConf1, SRSConf2, SRSConf3, SRSConf4,
- EBase
+ uint32_t per_vpe_regs[] = { MISCREG_VPE_CONTROL,
+ MISCREG_VPE_CONF0, MISCREG_VPE_CONF1,
+ MISCREG_YQMASK,
+ MISCREG_VPE_SCHEDULE, MISCREG_VPE_SCHEFBACK,
+ MISCREG_VPE_OPT, MISCREG_SRS_CONF0,
+ MISCREG_SRS_CONF1, MISCREG_SRS_CONF2,
+ MISCREG_SRS_CONF3, MISCREG_SRS_CONF4,
+ MISCREG_EBASE
};
uint32_t num_vpe_regs = sizeof(per_vpe_regs) / 4;
for (int i = 0; i < num_vpe_regs; i++) {
- if (num_vpes > 1) {
- miscRegFile[per_vpe_regs[i]].resize(num_vpes);
+ if (numVpes > 1) {
+ miscRegFile[per_vpe_regs[i]].resize(numVpes);
}
bankType[per_vpe_regs[i]] = perVirtProcessor;
}
// Initialize all Per-TC regs
- uint32_t per_tc_regs[] = { Status, TCStatus, TCBind, TCRestart, TCHalt,
- TCContext, TCSchedule, TCScheFBack, Debug,
- LLAddr
+ uint32_t per_tc_regs[] = { MISCREG_STATUS,
+ MISCREG_TC_STATUS, MISCREG_TC_BIND,
+ MISCREG_TC_RESTART, MISCREG_TC_HALT,
+ MISCREG_TC_CONTEXT, MISCREG_TC_SCHEDULE,
+ MISCREG_TC_SCHEFBACK,
+ MISCREG_DEBUG, MISCREG_LLADDR
};
uint32_t num_tc_regs = sizeof(per_tc_regs) / 4;
for (int i = 0; i < num_tc_regs; i++) {
- miscRegFile[per_tc_regs[i]].resize(num_threads);
+ miscRegFile[per_tc_regs[i]].resize(numThreads);
bankType[per_tc_regs[i]] = perThreadContext;
}
+ clear();
+}
- if (num_vpes > 1) {
- for (int i=1; i < num_vpes; i++) {
- clear(i);
- }
- }
+const MipsISAParams *
+ISA::params() const
+{
+ return dynamic_cast<const Params *>(_params);
+}
+
+void
+ISA::clear()
+{
+ for(int i = 0; i < NumMiscRegs; i++) {
+ for (int j = 0; j < miscRegFile[i].size(); j++)
+ miscRegFile[i][j] = 0;
+ for (int k = 0; k < miscRegFile_WriteMask[i].size(); k++)
+ miscRegFile_WriteMask[i][k] = (long unsigned int)(-1);
+ }
}
-//@TODO: Use MIPS STYLE CONSTANTS (e.g. TCHALT_H instead of TCH_H)
+
void
-ISA::reset(std::string core_name, ThreadID num_threads,
- unsigned num_vpes, BaseCPU *_cpu)
+ISA::configCP()
{
DPRINTF(MipsPRA, "Resetting CP0 State with %i TCs and %i VPEs\n",
- num_threads, num_vpes);
- cpu = _cpu;
+ numThreads, numVpes);
- MipsISA::CoreSpecific &cp = cpu->coreParams;
+ CoreSpecific cp;
+ panic("CP state must be set before the following code is used");
// Do Default CP0 initialization HERE
// ===================================================
DPRINTF(MipsPRA, "Initializing CP0 State.... ");
- PRIdReg procId = readMiscRegNoEffect(PRId);
+ PRIdReg procId = readMiscRegNoEffect(MISCREG_PRID);
procId.coOp = cp.CP0_PRId_CompanyOptions;
procId.coId = cp.CP0_PRId_CompanyID;
procId.procId = cp.CP0_PRId_ProcessorID;
procId.rev = cp.CP0_PRId_Revision;
- setMiscRegNoEffect(PRId, procId);
+ setMiscRegNoEffect(MISCREG_PRID, procId);
// Now, create Write Mask for ProcID register
- MiscReg ProcID_Mask = 0; // Read-Only register
- replaceBits(ProcID_Mask, 0, 32, 0);
- setRegMask(PRId, ProcID_Mask);
+ MiscReg procIDMask = 0; // Read-Only register
+ replaceBits(procIDMask, 0, 32, 0);
+ setRegMask(MISCREG_PRID, procIDMask);
// Config
- ConfigReg cfg = readMiscRegNoEffect(Config);
+ ConfigReg cfg = readMiscRegNoEffect(MISCREG_CONFIG);
cfg.be = cp.CP0_Config_BE;
cfg.at = cp.CP0_Config_AT;
cfg.ar = cp.CP0_Config_AR;
cfg.mt = cp.CP0_Config_MT;
cfg.vi = cp.CP0_Config_VI;
cfg.m = 1;
- setMiscRegNoEffect(Config, cfg);
+ setMiscRegNoEffect(MISCREG_CONFIG, cfg);
// Now, create Write Mask for Config register
MiscReg cfg_Mask = 0x7FFF0007;
replaceBits(cfg_Mask, 0, 32, 0);
- setRegMask(Config, cfg_Mask);
+ setRegMask(MISCREG_CONFIG, cfg_Mask);
// Config1
- Config1Reg cfg1 = readMiscRegNoEffect(Config1);
+ Config1Reg cfg1 = readMiscRegNoEffect(MISCREG_CONFIG1);
cfg1.mmuSize = cp.CP0_Config1_MMU;
cfg1.is = cp.CP0_Config1_IS;
cfg1.il = cp.CP0_Config1_IL;
cfg1.c2 = cp.CP0_Config1_C2;
cfg1.pc = cp.CP0_Config1_PC;
cfg1.m = cp.CP0_Config1_M;
- setMiscRegNoEffect(Config1, cfg1);
+ setMiscRegNoEffect(MISCREG_CONFIG1, cfg1);
// Now, create Write Mask for Config register
MiscReg cfg1_Mask = 0; // Read Only Register
replaceBits(cfg1_Mask, 0, 32, 0);
- setRegMask(Config1, cfg1_Mask);
+ setRegMask(MISCREG_CONFIG1, cfg1_Mask);
// Config2
- Config2Reg cfg2 = readMiscRegNoEffect(Config2);
+ Config2Reg cfg2 = readMiscRegNoEffect(MISCREG_CONFIG2);
cfg2.tu = cp.CP0_Config2_TU;
cfg2.ts = cp.CP0_Config2_TS;
cfg2.tl = cp.CP0_Config2_TL;
cfg2.sl = cp.CP0_Config2_SL;
cfg2.sa = cp.CP0_Config2_SA;
cfg2.m = cp.CP0_Config2_M;
- setMiscRegNoEffect(Config2, cfg2);
+ setMiscRegNoEffect(MISCREG_CONFIG2, cfg2);
// Now, create Write Mask for Config register
MiscReg cfg2_Mask = 0x7000F000; // Read Only Register
replaceBits(cfg2_Mask, 0, 32, 0);
- setRegMask(Config2, cfg2_Mask);
+ setRegMask(MISCREG_CONFIG2, cfg2_Mask);
// Config3
- Config3Reg cfg3 = readMiscRegNoEffect(Config3);
+ Config3Reg cfg3 = readMiscRegNoEffect(MISCREG_CONFIG3);
cfg3.dspp = cp.CP0_Config3_DSPP;
cfg3.lpa = cp.CP0_Config3_LPA;
cfg3.veic = cp.CP0_Config3_VEIC;
cfg3.mt = cp.CP0_Config3_MT;
cfg3.sm = cp.CP0_Config3_SM;
cfg3.tl = cp.CP0_Config3_TL;
- setMiscRegNoEffect(Config3, cfg3);
+ setMiscRegNoEffect(MISCREG_CONFIG3, cfg3);
// Now, create Write Mask for Config register
MiscReg cfg3_Mask = 0; // Read Only Register
replaceBits(cfg3_Mask, 0, 32, 0);
- setRegMask(Config3, cfg3_Mask);
+ setRegMask(MISCREG_CONFIG3, cfg3_Mask);
// EBase - CPUNum
- EBaseReg eBase = readMiscRegNoEffect(EBase);
+ EBaseReg eBase = readMiscRegNoEffect(MISCREG_EBASE);
eBase.cpuNum = cp.CP0_EBase_CPUNum;
replaceBits(eBase, 31, 31, 1);
- setMiscRegNoEffect(EBase, eBase);
+ setMiscRegNoEffect(MISCREG_EBASE, eBase);
// Now, create Write Mask for Config register
MiscReg EB_Mask = 0x3FFFF000;// Except Exception Base, the
// entire register is read only
replaceBits(EB_Mask, 0, 32, 0);
- setRegMask(EBase, EB_Mask);
+ setRegMask(MISCREG_EBASE, EB_Mask);
// SRS Control - HSS (Highest Shadow Set)
- SRSCtlReg scsCtl = readMiscRegNoEffect(SRSCtl);
+ SRSCtlReg scsCtl = readMiscRegNoEffect(MISCREG_SRSCTL);
scsCtl.hss = cp.CP0_SrsCtl_HSS;
- setMiscRegNoEffect(SRSCtl, scsCtl);
+ setMiscRegNoEffect(MISCREG_SRSCTL, scsCtl);
// Now, create Write Mask for the SRS Ctl register
MiscReg SC_Mask = 0x0000F3C0;
replaceBits(SC_Mask, 0, 32, 0);
- setRegMask(SRSCtl, SC_Mask);
+ setRegMask(MISCREG_SRSCTL, SC_Mask);
// IntCtl - IPTI, IPPCI
- IntCtlReg intCtl = readMiscRegNoEffect(IntCtl);
+ IntCtlReg intCtl = readMiscRegNoEffect(MISCREG_INTCTL);
intCtl.ipti = cp.CP0_IntCtl_IPTI;
intCtl.ippci = cp.CP0_IntCtl_IPPCI;
- setMiscRegNoEffect(IntCtl, intCtl);
+ setMiscRegNoEffect(MISCREG_INTCTL, intCtl);
// Now, create Write Mask for the IntCtl register
MiscReg IC_Mask = 0x000003E0;
replaceBits(IC_Mask, 0, 32, 0);
- setRegMask(IntCtl, IC_Mask);
+ setRegMask(MISCREG_INTCTL, IC_Mask);
// Watch Hi - M - FIXME (More than 1 Watch register)
- WatchHiReg watchHi = readMiscRegNoEffect(WatchHi0);
+ WatchHiReg watchHi = readMiscRegNoEffect(MISCREG_WATCHHI0);
watchHi.m = cp.CP0_WatchHi_M;
- setMiscRegNoEffect(WatchHi0, watchHi);
+ setMiscRegNoEffect(MISCREG_WATCHHI0, watchHi);
// Now, create Write Mask for the IntCtl register
MiscReg wh_Mask = 0x7FFF0FFF;
replaceBits(wh_Mask, 0, 32, 0);
- setRegMask(WatchHi0, wh_Mask);
+ setRegMask(MISCREG_WATCHHI0, wh_Mask);
// Perf Ctr - M - FIXME (More than 1 PerfCnt Pair)
- PerfCntCtlReg perfCntCtl = readMiscRegNoEffect(PerfCnt0);
+ PerfCntCtlReg perfCntCtl = readMiscRegNoEffect(MISCREG_PERFCNT0);
perfCntCtl.m = cp.CP0_PerfCtr_M;
perfCntCtl.w = cp.CP0_PerfCtr_W;
- setMiscRegNoEffect(PerfCnt0, perfCntCtl);
+ setMiscRegNoEffect(MISCREG_PERFCNT0, perfCntCtl);
// Now, create Write Mask for the IntCtl register
MiscReg pc_Mask = 0x00007FF;
replaceBits(pc_Mask, 0, 32, 0);
- setRegMask(PerfCnt0, pc_Mask);
+ setRegMask(MISCREG_PERFCNT0, pc_Mask);
// Random
- setMiscRegNoEffect(CP0_Random, 63);
+ setMiscRegNoEffect(MISCREG_CP0_RANDOM, 63);
// Now, create Write Mask for the IntCtl register
MiscReg random_Mask = 0;
replaceBits(random_Mask, 0, 32, 0);
- setRegMask(CP0_Random, random_Mask);
+ setRegMask(MISCREG_CP0_RANDOM, random_Mask);
// PageGrain
- PageGrainReg pageGrain = readMiscRegNoEffect(PageGrain);
+ PageGrainReg pageGrain = readMiscRegNoEffect(MISCREG_PAGEGRAIN);
pageGrain.esp = cp.CP0_Config3_SP;
- setMiscRegNoEffect(PageGrain, pageGrain);
+ setMiscRegNoEffect(MISCREG_PAGEGRAIN, pageGrain);
// Now, create Write Mask for the IntCtl register
MiscReg pg_Mask = 0x10000000;
replaceBits(pg_Mask, 0, 32, 0);
- setRegMask(PageGrain, pg_Mask);
+ setRegMask(MISCREG_PAGEGRAIN, pg_Mask);
// Status
- StatusReg status = readMiscRegNoEffect(Status);
+ StatusReg status = readMiscRegNoEffect(MISCREG_STATUS);
// Only CU0 and IE are modified on a reset - everything else needs
// to be controlled on a per CPU model basis
// Enable BEV bit on a reset
status.bev = 1;
- setMiscRegNoEffect(Status, status);
+ setMiscRegNoEffect(MISCREG_STATUS, status);
// Now, create Write Mask for the Status register
MiscReg stat_Mask = 0xFF78FF17;
replaceBits(stat_Mask, 0, 32, 0);
- setRegMask(Status, stat_Mask);
+ setRegMask(MISCREG_STATUS, stat_Mask);
// MVPConf0
- MVPConf0Reg mvpConf0 = readMiscRegNoEffect(MVPConf0);
+ MVPConf0Reg mvpConf0 = readMiscRegNoEffect(MISCREG_MVP_CONF0);
mvpConf0.tca = 1;
- mvpConf0.pvpe = num_vpes - 1;
- mvpConf0.ptc = num_threads - 1;
- setMiscRegNoEffect(MVPConf0, mvpConf0);
+ mvpConf0.pvpe = numVpes - 1;
+ mvpConf0.ptc = numThreads - 1;
+ setMiscRegNoEffect(MISCREG_MVP_CONF0, mvpConf0);
// VPEConf0
- VPEConf0Reg vpeConf0 = readMiscRegNoEffect(VPEConf0);
+ VPEConf0Reg vpeConf0 = readMiscRegNoEffect(MISCREG_VPE_CONF0);
vpeConf0.mvp = 1;
- setMiscRegNoEffect(VPEConf0, vpeConf0);
+ setMiscRegNoEffect(MISCREG_VPE_CONF0, vpeConf0);
// TCBind
- for (ThreadID tid = 0; tid < num_threads; tid++) {
- TCBindReg tcBind = readMiscRegNoEffect(TCBind, tid);
+ for (ThreadID tid = 0; tid < numThreads; tid++) {
+ TCBindReg tcBind = readMiscRegNoEffect(MISCREG_TC_BIND, tid);
tcBind.curTC = tid;
- setMiscRegNoEffect(TCBind, tcBind, tid);
+ setMiscRegNoEffect(MISCREG_TC_BIND, tcBind, tid);
}
// TCHalt
- TCHaltReg tcHalt = readMiscRegNoEffect(TCHalt);
+ TCHaltReg tcHalt = readMiscRegNoEffect(MISCREG_TC_HALT);
tcHalt.h = 0;
- setMiscRegNoEffect(TCHalt, tcHalt);
+ setMiscRegNoEffect(MISCREG_TC_HALT, tcHalt);
// TCStatus
// Set TCStatus Activated to 1 for the initial thread that is running
- TCStatusReg tcStatus = readMiscRegNoEffect(TCStatus);
+ TCStatusReg tcStatus = readMiscRegNoEffect(MISCREG_TC_STATUS);
tcStatus.a = 1;
- setMiscRegNoEffect(TCStatus, tcStatus);
+ setMiscRegNoEffect(MISCREG_TC_STATUS, tcStatus);
// Set Dynamically Allocatable bit to 1 for all other threads
- for (ThreadID tid = 1; tid < num_threads; tid++) {
- tcStatus = readMiscRegNoEffect(TCStatus, tid);
+ for (ThreadID tid = 1; tid < numThreads; tid++) {
+ tcStatus = readMiscRegNoEffect(MISCREG_TC_STATUS, tid);
tcStatus.da = 1;
- setMiscRegNoEffect(TCStatus, tcStatus, tid);
+ setMiscRegNoEffect(MISCREG_TC_STATUS, tcStatus, tid);
}
- MiscReg Mask = 0x7FFFFFFF;
+ MiscReg mask = 0x7FFFFFFF;
// Now, create Write Mask for the Index register
- replaceBits(Mask, 0, 32, 0);
- setRegMask(Index, Mask);
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_INDEX, mask);
- Mask = 0x3FFFFFFF;
- replaceBits(Mask, 0, 32, 0);
- setRegMask(EntryLo0, Mask);
- setRegMask(EntryLo1, Mask);
+ mask = 0x3FFFFFFF;
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_ENTRYLO0, mask);
+ setRegMask(MISCREG_ENTRYLO1, mask);
- Mask = 0xFF800000;
- replaceBits(Mask, 0, 32, 0);
- setRegMask(Context, Mask);
+ mask = 0xFF800000;
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_CONTEXT, mask);
- Mask = 0x1FFFF800;
- replaceBits(Mask, 0, 32, 0);
- setRegMask(PageMask, Mask);
+ mask = 0x1FFFF800;
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_PAGEMASK, mask);
- Mask = 0x0;
- replaceBits(Mask, 0, 32, 0);
- setRegMask(BadVAddr, Mask);
- setRegMask(LLAddr, Mask);
+ mask = 0x0;
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_BADVADDR, mask);
+ setRegMask(MISCREG_LLADDR, mask);
- Mask = 0x08C00300;
- replaceBits(Mask, 0, 32, 0);
- setRegMask(Cause, Mask);
+ mask = 0x08C00300;
+ replaceBits(mask, 0, 32, 0);
+ setRegMask(MISCREG_CAUSE, mask);
}
inline unsigned
ISA::getVPENum(ThreadID tid)
{
- TCBindReg tcBind = miscRegFile[TCBind - Ctrl_Base_DepTag][tid];
+ TCBindReg tcBind = miscRegFile[MISCREG_TC_BIND][tid];
return tcBind.curVPE;
}
MiscReg
-ISA::readMiscRegNoEffect(int reg_idx, ThreadID tid)
+ISA::readMiscRegNoEffect(int misc_reg, ThreadID tid)
{
- int misc_reg = reg_idx - Ctrl_Base_DepTag;
unsigned reg_sel = (bankType[misc_reg] == perThreadContext)
? tid : getVPENum(tid);
DPRINTF(MipsPRA, "Reading CP0 Register:%u Select:%u (%s) (%lx).\n",
// Status to TCStatus depending on current thread
//template <class TC>
MiscReg
-ISA::readMiscReg(int reg_idx, ThreadContext *tc, ThreadID tid)
+ISA::readMiscReg(int misc_reg, ThreadContext *tc, ThreadID tid)
{
- int misc_reg = reg_idx - Ctrl_Base_DepTag;
unsigned reg_sel = (bankType[misc_reg] == perThreadContext)
? tid : getVPENum(tid);
DPRINTF(MipsPRA,
misc_reg / 8, misc_reg % 8, miscRegNames[misc_reg],
miscRegFile[misc_reg][reg_sel]);
-
- switch (misc_reg)
- {
- default:
- return miscRegFile[misc_reg][reg_sel];
- }
+ return miscRegFile[misc_reg][reg_sel];
}
void
-ISA::setMiscRegNoEffect(int reg_idx, const MiscReg &val, ThreadID tid)
+ISA::setMiscRegNoEffect(int misc_reg, const MiscReg &val, ThreadID tid)
{
- int misc_reg = reg_idx - Ctrl_Base_DepTag;
unsigned reg_sel = (bankType[misc_reg] == perThreadContext)
? tid : getVPENum(tid);
DPRINTF(MipsPRA,
}
void
-ISA::setRegMask(int reg_idx, const MiscReg &val, ThreadID tid)
+ISA::setRegMask(int misc_reg, const MiscReg &val, ThreadID tid)
{
- // return;
- int misc_reg = reg_idx - Ctrl_Base_DepTag;
unsigned reg_sel = (bankType[misc_reg] == perThreadContext)
? tid : getVPENum(tid);
DPRINTF(MipsPRA,
// (1) Some CP0 Registers have fields that cannot
// be overwritten. Make sure to handle those particular registers
// with care!
-//template <class TC>
void
-ISA::setMiscReg(int reg_idx, const MiscReg &val,
+ISA::setMiscReg(int misc_reg, const MiscReg &val,
ThreadContext *tc, ThreadID tid)
{
- int misc_reg = reg_idx - Ctrl_Base_DepTag;
int reg_sel = (bankType[misc_reg] == perThreadContext)
? tid : getVPENum(tid);
miscRegFile[misc_reg][reg_sel] = cp0_val;
- scheduleCP0Update(1);
+ scheduleCP0Update(tc->getCpuPtr(), Cycles(1));
}
/**
MiscReg
ISA::filterCP0Write(int misc_reg, int reg_sel, const MiscReg &val)
{
- MiscReg retVal = val;
-
- // Mask off read-only regions
- retVal &= miscRegFile_WriteMask[misc_reg][reg_sel];
- MiscReg curVal = miscRegFile[misc_reg][reg_sel];
- // Mask off current alue with inverse mask (clear writeable bits)
- curVal &= (~miscRegFile_WriteMask[misc_reg][reg_sel]);
- retVal |= curVal; // Combine the two
- DPRINTF(MipsPRA,
- "filterCP0Write: Mask: %lx, Inverse Mask: %lx, write Val: %x, "
- "current val: %lx, written val: %x\n",
- miscRegFile_WriteMask[misc_reg][reg_sel],
- ~miscRegFile_WriteMask[misc_reg][reg_sel],
- val, miscRegFile[misc_reg][reg_sel], retVal);
- return retVal;
+ MiscReg retVal = val;
+
+ // Mask off read-only regions
+ retVal &= miscRegFile_WriteMask[misc_reg][reg_sel];
+ MiscReg curVal = miscRegFile[misc_reg][reg_sel];
+ // Mask off current alue with inverse mask (clear writeable bits)
+ curVal &= (~miscRegFile_WriteMask[misc_reg][reg_sel]);
+ retVal |= curVal; // Combine the two
+ DPRINTF(MipsPRA,
+ "filterCP0Write: Mask: %lx, Inverse Mask: %lx, write Val: %x, "
+ "current val: %lx, written val: %x\n",
+ miscRegFile_WriteMask[misc_reg][reg_sel],
+ ~miscRegFile_WriteMask[misc_reg][reg_sel],
+ val, miscRegFile[misc_reg][reg_sel], retVal);
+ return retVal;
}
void
-ISA::scheduleCP0Update(int delay)
+ISA::scheduleCP0Update(BaseCPU *cpu, Cycles delay)
{
if (!cp0Updated) {
cp0Updated = true;
//schedule UPDATE
CP0Event *cp0_event = new CP0Event(this, cpu, UpdateCP0);
- cpu->schedule(cp0_event, curTick + cpu->ticks(delay));
+ cpu->schedule(cp0_event, cpu->clockEdge(delay));
}
}
void
-ISA::updateCPU()
+ISA::updateCPU(BaseCPU *cpu)
{
///////////////////////////////////////////////////////////////////
//
// EVALUATE CP0 STATE FOR MIPS MT
//
///////////////////////////////////////////////////////////////////
- MVPConf0Reg mvpConf0 = readMiscRegNoEffect(MVPConf0);
+ MVPConf0Reg mvpConf0 = readMiscRegNoEffect(MISCREG_MVP_CONF0);
ThreadID num_threads = mvpConf0.ptc + 1;
for (ThreadID tid = 0; tid < num_threads; tid++) {
- TCStatusReg tcStatus = readMiscRegNoEffect(TCStatus, tid);
- TCHaltReg tcHalt = readMiscRegNoEffect(TCHalt, tid);
+ TCStatusReg tcStatus = readMiscRegNoEffect(MISCREG_TC_STATUS, tid);
+ TCHaltReg tcHalt = readMiscRegNoEffect(MISCREG_TC_HALT, tid);
//@todo: add vpe/mt check here thru mvpcontrol & vpecontrol regs
if (tcHalt.h == 1 || tcStatus.a == 0) {
switch (cp0EventType)
{
case UpdateCP0:
- cp0->updateCPU();
+ cp0->updateCPU(cpu);
break;
}
-
- //cp0EventRemoveList.push(this);
}
const char *
}
void
-ISA::CP0Event::scheduleEvent(int delay)
+ISA::CP0Event::scheduleEvent(Cycles delay)
{
- cpu->reschedule(this, curTick + cpu->ticks(delay), true);
+ cpu->reschedule(this, cpu->clockEdge(delay), true);
}
void
}
}
+
+MipsISA::ISA *
+MipsISAParams::create()
+{
+ return new MipsISA::ISA(this);
+}