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-rw-r--r--src/kern/SConscript48
-rw-r--r--src/kern/kernel_stats.cc156
-rw-r--r--src/kern/kernel_stats.hh36
-rw-r--r--src/kern/linux/events.cc2
-rw-r--r--src/kern/linux/printk.cc2
-rw-r--r--src/kern/linux/printk.hh6
-rw-r--r--src/kern/system_events.cc24
-rw-r--r--src/kern/system_events.hh11
-rw-r--r--src/kern/tru64/dump_mbuf.cc2
-rw-r--r--src/kern/tru64/dump_mbuf.hh2
-rw-r--r--src/kern/tru64/printf.cc2
-rw-r--r--src/kern/tru64/printf.hh2
-rw-r--r--src/kern/tru64/tru64.hh6
-rw-r--r--src/kern/tru64/tru64_events.cc6
14 files changed, 78 insertions, 227 deletions
diff --git a/src/kern/SConscript b/src/kern/SConscript
new file mode 100644
index 000000000..12df28836
--- /dev/null
+++ b/src/kern/SConscript
@@ -0,0 +1,48 @@
+# -*- mode:python -*-
+
+# Copyright (c) 2006 The Regents of The University of Michigan
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Steve Reinhardt
+
+import os.path, sys
+
+# Import build environment variable from SConstruct.
+Import('env')
+
+sources = Split('''
+ kernel_stats.cc
+ system_events.cc
+ linux/events.cc
+ linux/linux_syscalls.cc
+ linux/printk.cc
+ ''')
+
+# Convert file names to SCons File objects. This takes care of the
+# path relative to the top of the directory tree.
+sources = [File(s) for s in sources]
+
+Return('sources')
diff --git a/src/kern/kernel_stats.cc b/src/kern/kernel_stats.cc
index f7868b50f..29c77b3d9 100644
--- a/src/kern/kernel_stats.cc
+++ b/src/kern/kernel_stats.cc
@@ -29,11 +29,8 @@
* Nathan Binkert
*/
-#include <map>
-#include <stack>
#include <string>
-#include "arch/alpha/osfpal.hh"
#include "base/trace.hh"
#include "cpu/thread_context.hh"
#include "kern/kernel_stats.hh"
@@ -45,11 +42,8 @@ using namespace Stats;
namespace Kernel {
-const char *modestr[] = { "kernel", "user", "idle" };
-
Statistics::Statistics(System *system)
- : idleProcess((Addr)-1), themode(kernel), lastModeTick(0),
- iplLast(0), iplLastTick(0)
+ : iplLast(0), iplLastTick(0)
{
}
@@ -68,21 +62,6 @@ Statistics::regStats(const string &_name)
.desc("number of quiesce instructions executed")
;
- _ivlb
- .name(name() + ".inst.ivlb")
- .desc("number of ivlb instructions executed")
- ;
-
- _ivle
- .name(name() + ".inst.ivle")
- .desc("number of ivle instructions executed")
- ;
-
- _hwrei
- .name(name() + ".inst.hwrei")
- .desc("number of hwrei instructions executed")
- ;
-
_iplCount
.init(32)
.name(name() + ".ipl_count")
@@ -112,19 +91,6 @@ Statistics::regStats(const string &_name)
_iplUsed = _iplGood / _iplCount;
- _callpal
- .init(256)
- .name(name() + ".callpal")
- .desc("number of callpals executed")
- .flags(total | pdf | nozero | nonan)
- ;
-
- for (int i = 0; i < PAL::NumCodes; ++i) {
- const char *str = PAL::name(i);
- if (str)
- _callpal.subname(i, str);
- }
-
_syscall
.init(SystemCalls<Tru64>::Number)
.name(name() + ".syscall")
@@ -132,81 +98,15 @@ Statistics::regStats(const string &_name)
.flags(total | pdf | nozero | nonan)
;
+ //@todo This needs to get the names of syscalls from an appropriate place.
+#if 0
for (int i = 0; i < SystemCalls<Tru64>::Number; ++i) {
const char *str = SystemCalls<Tru64>::name(i);
if (str) {
_syscall.subname(i, str);
}
}
-
- _mode
- .init(cpu_mode_num)
- .name(name() + ".mode_switch")
- .desc("number of protection mode switches")
- ;
-
- for (int i = 0; i < cpu_mode_num; ++i)
- _mode.subname(i, modestr[i]);
-
- _modeGood
- .init(cpu_mode_num)
- .name(name() + ".mode_good")
- ;
-
- for (int i = 0; i < cpu_mode_num; ++i)
- _modeGood.subname(i, modestr[i]);
-
- _modeFraction
- .name(name() + ".mode_switch_good")
- .desc("fraction of useful protection mode switches")
- .flags(total)
- ;
-
- for (int i = 0; i < cpu_mode_num; ++i)
- _modeFraction.subname(i, modestr[i]);
-
- _modeFraction = _modeGood / _mode;
-
- _modeTicks
- .init(cpu_mode_num)
- .name(name() + ".mode_ticks")
- .desc("number of ticks spent at the given mode")
- .flags(pdf)
- ;
- for (int i = 0; i < cpu_mode_num; ++i)
- _modeTicks.subname(i, modestr[i]);
-
- _swap_context
- .name(name() + ".swap_context")
- .desc("number of times the context was actually changed")
- ;
-}
-
-void
-Statistics::setIdleProcess(Addr idlepcbb, ThreadContext *tc)
-{
- assert(themode == kernel);
- idleProcess = idlepcbb;
- themode = idle;
- changeMode(themode, tc);
-}
-
-void
-Statistics::changeMode(cpu_mode newmode, ThreadContext *tc)
-{
- _mode[newmode]++;
-
- if (newmode == themode)
- return;
-
- DPRINTF(Context, "old mode=%-8s new mode=%-8s\n",
- modestr[themode], modestr[newmode]);
-
- _modeGood[newmode]++;
- _modeTicks[themode] += curTick - lastModeTick;
-
- lastModeTick = curTick;
- themode = newmode;
+#endif
}
void
@@ -226,65 +126,17 @@ Statistics::swpipl(int ipl)
}
void
-Statistics::mode(cpu_mode newmode, ThreadContext *tc)
-{
- Addr pcbb = tc->readMiscReg(AlphaISA::IPR_PALtemp23);
-
- if (newmode == kernel && pcbb == idleProcess)
- newmode = idle;
-
- changeMode(newmode, tc);
-}
-
-void
-Statistics::context(Addr oldpcbb, Addr newpcbb, ThreadContext *tc)
-{
- assert(themode != user);
-
- _swap_context++;
- changeMode(newpcbb == idleProcess ? idle : kernel, tc);
-}
-
-void
-Statistics::callpal(int code, ThreadContext *tc)
-{
- if (!PAL::name(code))
- return;
-
- _callpal[code]++;
-
- switch (code) {
- case PAL::callsys: {
- int number = tc->readIntReg(0);
- if (SystemCalls<Tru64>::validSyscallNumber(number)) {
- int cvtnum = SystemCalls<Tru64>::convert(number);
- _syscall[cvtnum]++;
- }
- } break;
- }
-}
-
-void
Statistics::serialize(ostream &os)
{
- int exemode = themode;
- SERIALIZE_SCALAR(exemode);
- SERIALIZE_SCALAR(idleProcess);
SERIALIZE_SCALAR(iplLast);
SERIALIZE_SCALAR(iplLastTick);
- SERIALIZE_SCALAR(lastModeTick);
}
void
Statistics::unserialize(Checkpoint *cp, const string &section)
{
- int exemode;
- UNSERIALIZE_SCALAR(exemode);
- UNSERIALIZE_SCALAR(idleProcess);
UNSERIALIZE_SCALAR(iplLast);
UNSERIALIZE_SCALAR(iplLastTick);
- UNSERIALIZE_SCALAR(lastModeTick);
- themode = (cpu_mode)exemode;
}
/* end namespace Kernel */ }
diff --git a/src/kern/kernel_stats.hh b/src/kern/kernel_stats.hh
index c691ad8cf..66248c9c8 100644
--- a/src/kern/kernel_stats.hh
+++ b/src/kern/kernel_stats.hh
@@ -32,12 +32,10 @@
#ifndef __KERNEL_STATS_HH__
#define __KERNEL_STATS_HH__
-#include <map>
-#include <stack>
#include <string>
-#include <vector>
#include "cpu/static_inst.hh"
+#include "sim/serialize.hh"
class BaseCPU;
class ThreadContext;
@@ -47,25 +45,14 @@ class System;
namespace Kernel {
-enum cpu_mode { kernel, user, idle, cpu_mode_num };
-extern const char *modestr[];
-
class Statistics : public Serializable
{
- private:
+ protected:
std::string myname;
- Addr idleProcess;
- cpu_mode themode;
- Tick lastModeTick;
-
- void changeMode(cpu_mode newmode, ThreadContext *tc);
-
- private:
+ protected:
Stats::Scalar<> _arm;
Stats::Scalar<> _quiesce;
- Stats::Scalar<> _ivlb;
- Stats::Scalar<> _ivle;
Stats::Scalar<> _hwrei;
Stats::Vector<> _iplCount;
@@ -73,23 +60,16 @@ class Statistics : public Serializable
Stats::Vector<> _iplTicks;
Stats::Formula _iplUsed;
- Stats::Vector<> _callpal;
Stats::Vector<> _syscall;
// Stats::Vector<> _faults;
- Stats::Vector<> _mode;
- Stats::Vector<> _modeGood;
- Stats::Formula _modeFraction;
- Stats::Vector<> _modeTicks;
-
- Stats::Scalar<> _swap_context;
-
private:
int iplLast;
Tick iplLastTick;
public:
Statistics(System *system);
+ virtual ~Statistics() {}
const std::string name() const { return myname; }
void regStats(const std::string &name);
@@ -97,15 +77,7 @@ class Statistics : public Serializable
public:
void arm() { _arm++; }
void quiesce() { _quiesce++; }
- void ivlb() { _ivlb++; }
- void ivle() { _ivle++; }
- void hwrei() { _hwrei++; }
void swpipl(int ipl);
- void mode(cpu_mode newmode, ThreadContext *tc);
- void context(Addr oldpcbb, Addr newpcbb, ThreadContext *tc);
- void callpal(int code, ThreadContext *tc);
-
- void setIdleProcess(Addr idle, ThreadContext *tc);
public:
virtual void serialize(std::ostream &os);
diff --git a/src/kern/linux/events.cc b/src/kern/linux/events.cc
index 289ece5ce..ba52e040a 100644
--- a/src/kern/linux/events.cc
+++ b/src/kern/linux/events.cc
@@ -49,7 +49,7 @@ DebugPrintkEvent::process(ThreadContext *tc)
DPRINTFN("");
}
- AlphaISA::AlphaArguments args(tc);
+ TheISA::Arguments args(tc);
Printk(args);
SkipFuncEvent::process(tc);
}
diff --git a/src/kern/linux/printk.cc b/src/kern/linux/printk.cc
index 004d1be2f..ea3d59f19 100644
--- a/src/kern/linux/printk.cc
+++ b/src/kern/linux/printk.cc
@@ -39,7 +39,7 @@ using namespace std;
void
-Printk(AlphaISA::AlphaArguments args)
+Printk(TheISA::Arguments args)
{
char *p = (char *)args++;
diff --git a/src/kern/linux/printk.hh b/src/kern/linux/printk.hh
index 5ddf0a018..17d59b765 100644
--- a/src/kern/linux/printk.hh
+++ b/src/kern/linux/printk.hh
@@ -32,8 +32,10 @@
#ifndef __PRINTK_HH__
#define __PRINTK_HH__
-class AlphaISA::AlphaArguments;
+#include "arch/isa_specific.hh"
-void Printk(AlphaISA::AlphaArguments args);
+class TheISA::Arguments;
+
+void Printk(TheISA::Arguments args);
#endif // __PRINTK_HH__
diff --git a/src/kern/system_events.cc b/src/kern/system_events.cc
index 177ce96d1..6fd9e1563 100644
--- a/src/kern/system_events.cc
+++ b/src/kern/system_events.cc
@@ -29,11 +29,11 @@
* Nathan Binkert
*/
-#include "cpu/base.hh"
+//For ISA_HAS_DELAY_SLOT
+#include "arch/isa_traits.hh"
+#include "base/trace.hh"
#include "cpu/thread_context.hh"
-#include "kern/kernel_stats.hh"
#include "kern/system_events.hh"
-#include "sim/system.hh"
using namespace TheISA;
@@ -47,19 +47,7 @@ SkipFuncEvent::process(ThreadContext *tc)
tc->setPC(newpc);
tc->setNextPC(tc->readPC() + sizeof(TheISA::MachInst));
-/*
- BranchPred *bp = tc->getCpuPtr()->getBranchPred();
- if (bp != NULL) {
- bp->popRAS(tc->getThreadNum());
- }
-*/
-}
-
-void
-IdleStartEvent::process(ThreadContext *tc)
-{
- if (tc->getKernelStats())
- tc->getKernelStats()->setIdleProcess(
- tc->readMiscReg(AlphaISA::IPR_PALtemp23), tc);
- remove();
+#if ISA_HAS_DELAY_SLOT
+ tc->setNextPC(tc->readNextPC() + sizeof(TheISA::MachInst));
+#endif
}
diff --git a/src/kern/system_events.hh b/src/kern/system_events.hh
index 93b5eb528..58cbc4808 100644
--- a/src/kern/system_events.hh
+++ b/src/kern/system_events.hh
@@ -35,8 +35,6 @@
#include "cpu/pc_event.hh"
-class System;
-
class SkipFuncEvent : public PCEvent
{
public:
@@ -46,13 +44,4 @@ class SkipFuncEvent : public PCEvent
virtual void process(ThreadContext *tc);
};
-class IdleStartEvent : public PCEvent
-{
- public:
- IdleStartEvent(PCEventQueue *q, const std::string &desc, Addr addr)
- : PCEvent(q, desc, addr)
- {}
- virtual void process(ThreadContext *tc);
-};
-
#endif // __SYSTEM_EVENTS_HH__
diff --git a/src/kern/tru64/dump_mbuf.cc b/src/kern/tru64/dump_mbuf.cc
index 8f88f8904..22d2228f0 100644
--- a/src/kern/tru64/dump_mbuf.cc
+++ b/src/kern/tru64/dump_mbuf.cc
@@ -47,7 +47,7 @@ using namespace TheISA;
namespace tru64 {
void
-DumpMbuf(AlphaArguments args)
+DumpMbuf(Arguments args)
{
ThreadContext *tc = args.getThreadContext();
Addr addr = (Addr)args;
diff --git a/src/kern/tru64/dump_mbuf.hh b/src/kern/tru64/dump_mbuf.hh
index 25c6fd31d..30b1102b9 100644
--- a/src/kern/tru64/dump_mbuf.hh
+++ b/src/kern/tru64/dump_mbuf.hh
@@ -34,7 +34,7 @@
#include "arch/arguments.hh"
namespace tru64 {
- void DumpMbuf(AlphaISA::AlphaArguments args);
+ void DumpMbuf(TheISA::Arguments args);
}
#endif // __DUMP_MBUF_HH__
diff --git a/src/kern/tru64/printf.cc b/src/kern/tru64/printf.cc
index 29dd443d2..2c767c4d2 100644
--- a/src/kern/tru64/printf.cc
+++ b/src/kern/tru64/printf.cc
@@ -42,7 +42,7 @@ using namespace std;
namespace tru64 {
void
-Printf(AlphaISA::AlphaArguments args)
+Printf(TheISA::Arguments args)
{
char *p = (char *)args++;
diff --git a/src/kern/tru64/printf.hh b/src/kern/tru64/printf.hh
index f6a4544ad..ff453b1c1 100644
--- a/src/kern/tru64/printf.hh
+++ b/src/kern/tru64/printf.hh
@@ -34,7 +34,7 @@
#include "arch/arguments.hh"
namespace tru64 {
- void Printf(AlphaISA::AlphaArguments args);
+ void Printf(TheISA::Arguments args);
}
#endif // __PRINTF_HH__
diff --git a/src/kern/tru64/tru64.hh b/src/kern/tru64/tru64.hh
index 6d6d0d96d..82db34bf6 100644
--- a/src/kern/tru64/tru64.hh
+++ b/src/kern/tru64/tru64.hh
@@ -511,7 +511,7 @@ class Tru64 : public OperatingSystem
tc->setFloatRegBits(i, htog(sc->sc_fpregs[i]));
}
- tc->setMiscReg(TheISA::Fpcr_DepTag, htog(sc->sc_fpcr));
+ tc->setMiscReg(AlphaISA::MISCREG_FPCR, htog(sc->sc_fpcr));
return 0;
}
@@ -653,7 +653,7 @@ class Tru64 : public OperatingSystem
ssp->nxm_sysevent = htog(0);
if (i == 0) {
- uint64_t uniq = tc->readMiscReg(TheISA::Uniq_DepTag);
+ uint64_t uniq = tc->readMiscReg(AlphaISA::MISCREG_UNIQ);
ssp->nxm_u.pth_id = htog(uniq + gtoh(attrp->nxm_uniq_offset));
ssp->nxm_u.nxm_active = htog(uniq | 1);
}
@@ -693,7 +693,7 @@ class Tru64 : public OperatingSystem
tc->setIntReg(TheISA::ArgumentReg0, gtoh(attrp->registers.a0));
tc->setIntReg(27/*t12*/, gtoh(attrp->registers.pc));
tc->setIntReg(TheISA::StackPointerReg, gtoh(attrp->registers.sp));
- tc->setMiscReg(TheISA::Uniq_DepTag, uniq_val);
+ tc->setMiscReg(AlphaISA::MISCREG_UNIQ, uniq_val);
tc->setPC(gtoh(attrp->registers.pc));
tc->setNextPC(gtoh(attrp->registers.pc) + sizeof(TheISA::MachInst));
diff --git a/src/kern/tru64/tru64_events.cc b/src/kern/tru64/tru64_events.cc
index 69638bde1..851b3a526 100644
--- a/src/kern/tru64/tru64_events.cc
+++ b/src/kern/tru64/tru64_events.cc
@@ -81,7 +81,7 @@ PrintfEvent::process(ThreadContext *tc)
if (DTRACE(Printf)) {
DebugOut() << curTick << ": " << tc->getCpuPtr()->name() << ": ";
- AlphaArguments args(tc);
+ Arguments args(tc);
tru64::Printf(args);
}
}
@@ -93,7 +93,7 @@ DebugPrintfEvent::process(ThreadContext *tc)
if (!raw)
DebugOut() << curTick << ": " << tc->getCpuPtr()->name() << ": ";
- AlphaArguments args(tc);
+ Arguments args(tc);
tru64::Printf(args);
}
}
@@ -102,7 +102,7 @@ void
DumpMbufEvent::process(ThreadContext *tc)
{
if (DTRACE(DebugPrintf)) {
- AlphaArguments args(tc);
+ Arguments args(tc);
tru64::DumpMbuf(args);
}
}
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