--- a/kernel/eka/nkernsmp/x86/ncsched.cpp Tue Aug 31 16:34:26 2010 +0300
+++ b/kernel/eka/nkernsmp/x86/ncsched.cpp Wed Sep 01 12:34:56 2010 +0100
@@ -55,38 +55,35 @@
{
TSubScheduler& ss = TheSubSchedulers[aCpu];
__KTRACE_OPT(KSCHED2,DEBUGPRINT("@%d",aCpu));
- send_ipi(ss.iSSX.iAPICID);
+ send_ipi((TUint32)ss.i_APICID);
}
-#ifndef __USE_LOGICAL_DEST_MODE__
-extern "C" void __fastcall do_send_resched_ipis(TUint32 aMask)
- {
- TInt i=0;
- for (; aMask; aMask>>=1, ++i)
- if (aMask&1)
- send_resched_ipi(i);
- }
-#endif
-
extern "C" void send_resched_ipis(TUint32 aMask)
{
__KTRACE_OPT(KSCHED2,DEBUGPRINT("@%02x",aMask));
- TScheduler& s = TheScheduler;
- if (aMask &~ s.iThreadAcceptCpus)
- aMask = s.ReschedInactiveCpus(aMask);
- if (aMask)
- do_send_resched_ipis(aMask);
+#ifdef __USE_LOGICAL_DEST_MODE__
+ do_send_resched_ipis(aMask);
+#else
+ TInt i=0;
+ while (aMask)
+ {
+ if (aMask&1)
+ send_resched_ipi(i);
+ aMask>>=1;
+ ++i;
+ }
+#endif
}
extern "C" void send_resched_ipi_and_wait(TInt aCpu)
{
TSubScheduler& ss = TheSubSchedulers[aCpu];
__KTRACE_OPT(KSCHED2,DEBUGPRINT("@@%d",aCpu));
- volatile TUint32& irqc = ss.iSSX.iIrqCount;
- volatile TInt& irqn = ss.iSSX.iIrqNestCount;
+ volatile TUint32& irqc = (volatile TUint32&)ss.i_IrqCount;
+ volatile TInt& irqn = (volatile TInt&)ss.i_IrqNestCount;
TUint32 irqc0 = irqc;
mb();
- send_ipi(ss.iSSX.iAPICID);
+ send_ipi((TUint32)ss.i_APICID);
mb();
while (!ss.iRescheduleNeededFlag || (irqn<0 && irqc==irqc0))
{
@@ -99,8 +96,11 @@
{
if (aT->iTime>0 && !aT->i_NThread_Initial)
{
- TUint32 x = read_apic_reg(CURRCNT);
- iSSX.iTimerFreqRI.iI.Mult(x);
+ TUint32 remain32 = read_apic_reg(CURRCNT);
+ TUint64 x(remain32);
+ x *= TUint32(i_TimerMultI);
+ x += 0x00800000u;
+ x >>= 24;
aT->iTime = (TInt)x;
}
write_apic_reg(INITCNT, 0);
@@ -125,33 +125,21 @@
aNew = iInitialThread;
if (aNew->iTime>0)
{
- TUint32 x = (TUint32)aNew->iTime;
- iSSX.iTimerFreqRI.iR.Mult(x);
- write_apic_reg(INITCNT, x);
+ TUint32 remain32 = (TUint32)aNew->iTime;
+ TUint64 x(remain32);
+ x *= TUint32(i_TimerMultF);
+ x += 0x80000000u;
+ x >>= 32;
+ write_apic_reg(LVTTMR, TIMESLICE_VECTOR);
+ write_apic_reg(INITCNT, (TUint32)x);
}
if (aNew!=aOld)
{
TUint64 now = NKern::Timestamp();
- TUint64 delta = now - iLastTimestamp.i64;
- iLastTimestamp.i64 = now;
- aOld->iLastRunTime.i64 = now;
- aOld->iTotalCpuTime.i64 += delta;
- ++iReschedCount.i64;
- ++aNew->iRunCount.i64;
- if (!aOld->iActiveState)
- aOld->iTotalActiveTime.i64 += (now - aOld->iLastActivationTime.i64);
- NSchedulable* parent = aOld->iParent;
- if (parent != aOld)
- {
- parent->iLastRunTime.i64 = now;
- if (!parent->iActiveState)
- parent->iTotalActiveTime.i64 += (now - parent->iLastActivationTime.i64);
- if (parent != aNew->iParent)
- parent->iTotalCpuTime.i64 += (now - parent->iLastStartTime.i64);
- }
- NSchedulable* np = aNew->iParent;
- if (np!=aNew && np!=parent)
- np->iLastStartTime.i64 = now;
+ aOld->iTotalCpuTime64 += (now - iLastTimestamp64);
+ iLastTimestamp64 = now;
+ ++iReschedCount64;
+ ++aNew->iRunCount64;
}
}