-# Copyright (c) 2005-2007 The Regents of The University of Michigan
+# Copyright (c) 2005-2008 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
#
# Authors: Nathan Binkert
-from m5.SimObject import SimObject
+import sys
+
+from m5.defines import buildEnv
from m5.params import *
from m5.proxy import *
-from m5 import build_env
+
from Bus import Bus
from InstTracer import InstTracer
from ExeTracer import ExeTracer
-import sys
+from MemObject import MemObject
default_tracer = ExeTracer()
-if build_env['FULL_SYSTEM']:
- if build_env['TARGET_ISA'] == 'alpha':
- from AlphaTLB import AlphaDTB, AlphaITB
-
- if build_env['TARGET_ISA'] == 'sparc':
- from SparcTLB import SparcDTB, SparcITB
-
-class BaseCPU(SimObject):
+if buildEnv['TARGET_ISA'] == 'alpha':
+ from AlphaTLB import AlphaDTB, AlphaITB
+ if buildEnv['FULL_SYSTEM']:
+ from AlphaInterrupts import AlphaInterrupts
+elif buildEnv['TARGET_ISA'] == 'sparc':
+ from SparcTLB import SparcTLB
+ if buildEnv['FULL_SYSTEM']:
+ from SparcInterrupts import SparcInterrupts
+elif buildEnv['TARGET_ISA'] == 'x86':
+ from X86TLB import X86TLB
+ if buildEnv['FULL_SYSTEM']:
+ from X86LocalApic import X86LocalApic
+elif buildEnv['TARGET_ISA'] == 'mips':
+ from MipsTLB import MipsTLB
+ if buildEnv['FULL_SYSTEM']:
+ from MipsInterrupts import MipsInterrupts
+elif buildEnv['TARGET_ISA'] == 'arm':
+ from ArmTLB import ArmTLB
+ if buildEnv['FULL_SYSTEM']:
+ from ArmInterrupts import ArmInterrupts
+elif buildEnv['TARGET_ISA'] == 'power':
+ from PowerTLB import PowerTLB
+ if buildEnv['FULL_SYSTEM']:
+ from PowerInterrupts import PowerInterrupts
+
+class BaseCPU(MemObject):
type = 'BaseCPU'
abstract = True
system = Param.System(Parent.any, "system object")
- cpu_id = Param.Int("CPU identifier")
+ cpu_id = Param.Int(-1, "CPU identifier")
+ numThreads = Param.Unsigned(1, "number of HW thread contexts")
- if build_env['FULL_SYSTEM']:
+ function_trace = Param.Bool(False, "Enable function trace")
+ function_trace_start = Param.Tick(0, "Cycle to start function trace")
+
+ checker = Param.BaseCPU(NULL, "checker CPU")
+
+ do_checkpoint_insts = Param.Bool(True,
+ "enable checkpoint pseudo instructions")
+ do_statistics_insts = Param.Bool(True,
+ "enable statistics pseudo instructions")
+
+ if buildEnv['FULL_SYSTEM']:
+ profile = Param.Latency('0ns', "trace the kernel stack")
do_quiesce = Param.Bool(True, "enable quiesce instructions")
- do_checkpoint_insts = Param.Bool(True,
- "enable checkpoint pseudo instructions")
- do_statistics_insts = Param.Bool(True,
- "enable statistics pseudo instructions")
-
- if build_env['TARGET_ISA'] == 'sparc':
- dtb = Param.SparcDTB(SparcDTB(), "Data TLB")
- itb = Param.SparcITB(SparcITB(), "Instruction TLB")
- elif build_env['TARGET_ISA'] == 'alpha':
- dtb = Param.AlphaDTB(AlphaDTB(), "Data TLB")
- itb = Param.AlphaITB(AlphaITB(), "Instruction TLB")
- else:
- print "Unknown architecture, can't pick TLBs"
- sys.exit(1)
else:
workload = VectorParam.Process("processes to run")
+ if buildEnv['TARGET_ISA'] == 'sparc':
+ dtb = Param.SparcTLB(SparcTLB(), "Data TLB")
+ itb = Param.SparcTLB(SparcTLB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ interrupts = Param.SparcInterrupts(
+ SparcInterrupts(), "Interrupt Controller")
+ elif buildEnv['TARGET_ISA'] == 'alpha':
+ dtb = Param.AlphaTLB(AlphaDTB(), "Data TLB")
+ itb = Param.AlphaTLB(AlphaITB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ interrupts = Param.AlphaInterrupts(
+ AlphaInterrupts(), "Interrupt Controller")
+ elif buildEnv['TARGET_ISA'] == 'x86':
+ dtb = Param.X86TLB(X86TLB(), "Data TLB")
+ itb = Param.X86TLB(X86TLB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ _localApic = X86LocalApic(pio_addr=0x2000000000000000)
+ interrupts = \
+ Param.X86LocalApic(_localApic, "Interrupt Controller")
+ elif buildEnv['TARGET_ISA'] == 'mips':
+ dtb = Param.MipsTLB(MipsTLB(), "Data TLB")
+ itb = Param.MipsTLB(MipsTLB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ interrupts = Param.MipsInterrupts(
+ MipsInterrupts(), "Interrupt Controller")
+ elif buildEnv['TARGET_ISA'] == 'arm':
+ UnifiedTLB = Param.Bool(True, "Is this a Unified TLB?")
+ dtb = Param.ArmTLB(ArmTLB(), "Data TLB")
+ itb = Param.ArmTLB(ArmTLB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ interrupts = Param.ArmInterrupts(
+ ArmInterrupts(), "Interrupt Controller")
+ elif buildEnv['TARGET_ISA'] == 'power':
+ UnifiedTLB = Param.Bool(True, "Is this a Unified TLB?")
+ dtb = Param.PowerTLB(PowerTLB(), "Data TLB")
+ itb = Param.PowerTLB(PowerTLB(), "Instruction TLB")
+ if buildEnv['FULL_SYSTEM']:
+ interrupts = Param.PowerInterrupts(
+ PowerInterrupts(), "Interrupt Controller")
+ else:
+ print "Don't know what TLB to use for ISA %s" % \
+ buildEnv['TARGET_ISA']
+ sys.exit(1)
+
max_insts_all_threads = Param.Counter(0,
"terminate when all threads have reached this inst count")
max_insts_any_thread = Param.Counter(0,
tracer = Param.InstTracer(default_tracer, "Instruction tracer")
_mem_ports = []
+ if buildEnv['TARGET_ISA'] == 'x86' and buildEnv['FULL_SYSTEM']:
+ _mem_ports = ["itb.walker.port",
+ "dtb.walker.port",
+ "interrupts.pio",
+ "interrupts.int_port"]
def connectMemPorts(self, bus):
for p in self._mem_ports:
exec('self.%s = bus.port' % p)
def addPrivateSplitL1Caches(self, ic, dc):
- assert(len(self._mem_ports) == 2 or len(self._mem_ports) == 3)
+ assert(len(self._mem_ports) < 6)
self.icache = ic
self.dcache = dc
self.icache_port = ic.cpu_side
self.dcache_port = dc.cpu_side
self._mem_ports = ['icache.mem_side', 'dcache.mem_side']
+ if buildEnv['TARGET_ISA'] == 'x86' and buildEnv['FULL_SYSTEM']:
+ self._mem_ports += ["itb.walker_port", "dtb.walker_port"]
def addTwoLevelCacheHierarchy(self, ic, dc, l2c):
self.addPrivateSplitL1Caches(ic, dc)
self.l2cache = l2c
self.l2cache.cpu_side = self.toL2Bus.port
self._mem_ports = ['l2cache.mem_side']
+
+ if buildEnv['TARGET_ISA'] == 'mips':
+ CP0_IntCtl_IPTI = Param.Unsigned(0,"No Description")
+ CP0_IntCtl_IPPCI = Param.Unsigned(0,"No Description")
+ CP0_SrsCtl_HSS = Param.Unsigned(0,"No Description")
+ CP0_EBase_CPUNum = Param.Unsigned(0,"No Description")
+ CP0_PRId_CompanyOptions = Param.Unsigned(0,"Company Options in Processor ID Register")
+ CP0_PRId_CompanyID = Param.Unsigned(0,"Company Identifier in Processor ID Register")
+ CP0_PRId_ProcessorID = Param.Unsigned(1,"Processor ID (0=>Not MIPS32/64 Processor, 1=>MIPS, 2-255 => Other Company")
+ CP0_PRId_Revision = Param.Unsigned(0,"Processor Revision Number in Processor ID Register")
+ CP0_Config_BE = Param.Unsigned(0,"Big Endian?")
+ CP0_Config_AT = Param.Unsigned(0,"No Description")
+ CP0_Config_AR = Param.Unsigned(0,"No Description")
+ CP0_Config_MT = Param.Unsigned(0,"No Description")
+ CP0_Config_VI = Param.Unsigned(0,"No Description")
+ CP0_Config1_M = Param.Unsigned(0,"Config2 Implemented?")
+ CP0_Config1_MMU = Param.Unsigned(0,"MMU Type")
+ CP0_Config1_IS = Param.Unsigned(0,"No Description")
+ CP0_Config1_IL = Param.Unsigned(0,"No Description")
+ CP0_Config1_IA = Param.Unsigned(0,"No Description")
+ CP0_Config1_DS = Param.Unsigned(0,"No Description")
+ CP0_Config1_DL = Param.Unsigned(0,"No Description")
+ CP0_Config1_DA = Param.Unsigned(0,"No Description")
+ CP0_Config1_C2 = Param.Bool(False,"No Description")
+ CP0_Config1_MD = Param.Bool(False,"No Description")
+ CP0_Config1_PC = Param.Bool(False,"No Description")
+ CP0_Config1_WR = Param.Bool(False,"No Description")
+ CP0_Config1_CA = Param.Bool(False,"No Description")
+ CP0_Config1_EP = Param.Bool(False,"No Description")
+ CP0_Config1_FP = Param.Bool(False,"FPU Implemented?")
+ CP0_Config2_M = Param.Bool(False,"Config3 Implemented?")
+ CP0_Config2_TU = Param.Unsigned(0,"No Description")
+ CP0_Config2_TS = Param.Unsigned(0,"No Description")
+ CP0_Config2_TL = Param.Unsigned(0,"No Description")
+ CP0_Config2_TA = Param.Unsigned(0,"No Description")
+ CP0_Config2_SU = Param.Unsigned(0,"No Description")
+ CP0_Config2_SS = Param.Unsigned(0,"No Description")
+ CP0_Config2_SL = Param.Unsigned(0,"No Description")
+ CP0_Config2_SA = Param.Unsigned(0,"No Description")
+ CP0_Config3_M = Param.Bool(False,"Config4 Implemented?")
+ CP0_Config3_DSPP = Param.Bool(False,"DSP Extensions Present?")
+ CP0_Config3_LPA = Param.Bool(False,"No Description")
+ CP0_Config3_VEIC = Param.Bool(False,"No Description")
+ CP0_Config3_VInt = Param.Bool(False,"No Description")
+ CP0_Config3_SP = Param.Bool(False,"No Description")
+ CP0_Config3_MT = Param.Bool(False,"Multithreading Extensions Present?")
+ CP0_Config3_SM = Param.Bool(False,"No Description")
+ CP0_Config3_TL = Param.Bool(False,"No Description")
+ CP0_WatchHi_M = Param.Bool(False,"No Description")
+ CP0_PerfCtr_M = Param.Bool(False,"No Description")
+ CP0_PerfCtr_W = Param.Bool(False,"No Description")
+ CP0_PRId = Param.Unsigned(0,"CP0 Status Register")
+ CP0_Config = Param.Unsigned(0,"CP0 Config Register")
+ CP0_Config1 = Param.Unsigned(0,"CP0 Config1 Register")
+ CP0_Config2 = Param.Unsigned(0,"CP0 Config2 Register")
+ CP0_Config3 = Param.Unsigned(0,"CP0 Config3 Register")