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gem5/configs/common/FSConfig.py
Steve Reinhardt 6629d9b2bc mem: use single BadAddr responder per system. 
Previously there was one per bus, which caused some coherence problems
when more than one decided to respond.  Now there is just one on
the main memory bus.  The default bus responder on all other buses
is now the downstream cache's cpu_side port.  Caches no longer need
to do address range filtering; instead, we just have a simple flag
to prevent snoops from propagating to the I/O bus.
2008-07-16 11:10:33 -07:00

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# Copyright (c) 2006-2008 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: Kevin Lim
import m5
from m5 import makeList
from m5.objects import *
from Benchmarks import *
class CowIdeDisk(IdeDisk):
image = CowDiskImage(child=RawDiskImage(read_only=True),
read_only=False)
def childImage(self, ci):
self.image.child.image_file = ci
class MemBus(Bus):
badaddr_responder = BadAddr()
default = Self.badaddr_responder.pio
def makeLinuxAlphaSystem(mem_mode, mdesc = None):
class BaseTsunami(Tsunami):
ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
ide = IdeController(disks=[Parent.disk0, Parent.disk2],
pci_func=0, pci_dev=0, pci_bus=0)
self = LinuxAlphaSystem()
if not mdesc:
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
self.iobus = Bus(bus_id=0)
self.membus = MemBus(bus_id=1)
self.bridge = Bridge(delay='50ns', nack_delay='4ns')
self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
self.bridge.side_a = self.iobus.port
self.bridge.side_b = self.membus.port
self.physmem.port = self.membus.port
self.disk0 = CowIdeDisk(driveID='master')
self.disk2 = CowIdeDisk(driveID='master')
self.disk0.childImage(mdesc.disk())
self.disk2.childImage(disk('linux-bigswap2.img'))
self.tsunami = BaseTsunami()
self.tsunami.attachIO(self.iobus)
self.tsunami.ide.pio = self.iobus.port
self.tsunami.ethernet.pio = self.iobus.port
self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
read_only = True))
self.intrctrl = IntrControl()
self.mem_mode = mem_mode
self.terminal = Terminal()
self.kernel = binary('vmlinux')
self.pal = binary('ts_osfpal')
self.console = binary('console')
self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
return self
def makeSparcSystem(mem_mode, mdesc = None):
class CowMmDisk(MmDisk):
image = CowDiskImage(child=RawDiskImage(read_only=True),
read_only=False)
def childImage(self, ci):
self.image.child.image_file = ci
self = SparcSystem()
if not mdesc:
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
self.iobus = Bus(bus_id=0)
self.membus = MemBus(bus_id=1)
self.bridge = Bridge(delay='50ns', nack_delay='4ns')
self.t1000 = T1000()
self.t1000.attachOnChipIO(self.membus)
self.t1000.attachIO(self.iobus)
self.physmem = PhysicalMemory(range = AddrRange(Addr('1MB'), size = '64MB'), zero = True)
self.physmem2 = PhysicalMemory(range = AddrRange(Addr('2GB'), size ='256MB'), zero = True)
self.bridge.side_a = self.iobus.port
self.bridge.side_b = self.membus.port
self.physmem.port = self.membus.port
self.physmem2.port = self.membus.port
self.rom.port = self.membus.port
self.nvram.port = self.membus.port
self.hypervisor_desc.port = self.membus.port
self.partition_desc.port = self.membus.port
self.intrctrl = IntrControl()
self.disk0 = CowMmDisk()
self.disk0.childImage(disk('disk.s10hw2'))
self.disk0.pio = self.iobus.port
self.reset_bin = binary('reset_new.bin')
self.hypervisor_bin = binary('q_new.bin')
self.openboot_bin = binary('openboot_new.bin')
self.nvram_bin = binary('nvram1')
self.hypervisor_desc_bin = binary('1up-hv.bin')
self.partition_desc_bin = binary('1up-md.bin')
return self
def makeLinuxMipsSystem(mem_mode, mdesc = None):
class BaseMalta(Malta):
ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
ide = IdeController(disks=[Parent.disk0, Parent.disk2],
pci_func=0, pci_dev=0, pci_bus=0)
self = LinuxMipsSystem()
if not mdesc:
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
self.iobus = Bus(bus_id=0)
self.membus = MemBus(bus_id=1)
self.bridge = Bridge(delay='50ns', nack_delay='4ns')
self.physmem = PhysicalMemory(range = AddrRange('1GB'))
self.bridge.side_a = self.iobus.port
self.bridge.side_b = self.membus.port
self.physmem.port = self.membus.port
self.disk0 = CowIdeDisk(driveID='master')
self.disk2 = CowIdeDisk(driveID='master')
self.disk0.childImage(mdesc.disk())
self.disk2.childImage(disk('linux-bigswap2.img'))
self.malta = BaseMalta()
self.malta.attachIO(self.iobus)
self.malta.ide.pio = self.iobus.port
self.malta.ethernet.pio = self.iobus.port
self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
read_only = True))
self.intrctrl = IntrControl()
self.mem_mode = mem_mode
self.terminal = Terminal()
self.kernel = binary('mips/vmlinux')
self.console = binary('mips/console')
self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
return self
def x86IOAddress(port):
IO_address_space_base = 0x8000000000000000
return IO_address_space_base + port;
def makeX86System(mem_mode, mdesc = None, self = None):
if self == None:
self = X86System()
if not mdesc:
# generic system
mdesc = SysConfig()
mdesc.diskname = 'x86root.img'
self.readfile = mdesc.script()
# Physical memory
self.membus = MemBus(bus_id=1)
self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
self.physmem.port = self.membus.port
# North Bridge
self.iobus = Bus(bus_id=0)
self.bridge = Bridge(delay='50ns', nack_delay='4ns')
self.bridge.side_a = self.iobus.port
self.bridge.side_b = self.membus.port
# Platform
self.pc = Pc()
self.pc.attachIO(self.iobus)
self.intrctrl = IntrControl()
# Disks
disk0 = CowIdeDisk(driveID='master')
disk2 = CowIdeDisk(driveID='master')
disk0.childImage(mdesc.disk())
disk2.childImage(disk('linux-bigswap2.img'))
self.pc.south_bridge.ide.disks = [disk0, disk2]
# Add in a Bios information structure.
structures = [X86SMBiosBiosInformation()]
self.smbios_table.structures = structures
# Set up the Intel MP table
bp = X86IntelMPProcessor(
local_apic_id = 0,
local_apic_version = 0x14,
enable = True,
bootstrap = True)
self.intel_mp_table.add_entry(bp)
io_apic = X86IntelMPIOAPIC(
id = 1,
version = 0x11,
enable = True,
address = 0xfec00000)
self.intel_mp_table.add_entry(io_apic)
isa_bus = X86IntelMPBus(bus_id = 0, bus_type='ISA')
self.intel_mp_table.add_entry(isa_bus)
pci_bus = X86IntelMPBus(bus_id = 1, bus_type='PCI')
self.intel_mp_table.add_entry(pci_bus)
connect_busses = X86IntelMPBusHierarchy(bus_id=0,
subtractive_decode=True, parent_bus=1)
self.intel_mp_table.add_entry(connect_busses)
pci_dev4_inta = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 1,
source_bus_irq = 0 + (4 << 2),
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 16)
self.intel_mp_table.add_entry(pci_dev4_inta);
assign_8259_0_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 0,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_0_to_apic)
assign_0_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 0,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 2)
self.intel_mp_table.add_entry(assign_0_to_apic)
assign_8259_1_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 1,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_1_to_apic)
assign_1_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 1,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 1)
self.intel_mp_table.add_entry(assign_1_to_apic)
assign_8259_4_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 4,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_4_to_apic)
assign_4_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 4,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 4)
self.intel_mp_table.add_entry(assign_4_to_apic)
assign_8259_12_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 12,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_12_to_apic)
assign_12_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 12,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 12)
self.intel_mp_table.add_entry(assign_12_to_apic)
assign_8259_14_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 14,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_14_to_apic)
assign_14_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = 14,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 14)
self.intel_mp_table.add_entry(assign_14_to_apic)
def makeLinuxX86System(mem_mode, mdesc = None):
self = LinuxX86System()
# Build up a generic x86 system and then specialize it for Linux
makeX86System(mem_mode, mdesc, self)
# We assume below that there's at least 1MB of memory. We'll require 2
# just to avoid corner cases.
assert(self.physmem.range.second >= 0x200000)
# Mark the first megabyte of memory as reserved
self.e820_table.entries.append(X86E820Entry(
addr = 0,
size = '1MB',
range_type = 2))
# Mark the rest as available
self.e820_table.entries.append(X86E820Entry(
addr = 0x100000,
size = '%dB' % (self.physmem.range.second - 0x100000 + 1),
range_type = 1))
# Command line
self.boot_osflags = 'earlyprintk=ttyS0 console=ttyS0 lpj=7999923 ' + \
'root=/dev/hda1'
return self
def makeDualRoot(testSystem, driveSystem, dumpfile):
self = Root()
self.testsys = testSystem
self.drivesys = driveSystem
self.etherlink = EtherLink()
self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface
self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface
if dumpfile:
self.etherdump = EtherDump(file=dumpfile)
self.etherlink.dump = Parent.etherdump
return self
def setMipsOptions(TestCPUClass):
#CP0 Configuration
TestCPUClass.CoreParams.CP0_PRId_CompanyOptions = 0
TestCPUClass.CoreParams.CP0_PRId_CompanyID = 1
TestCPUClass.CoreParams.CP0_PRId_ProcessorID = 147
TestCPUClass.CoreParams.CP0_PRId_Revision = 0
#CP0 Interrupt Control
TestCPUClass.CoreParams.CP0_IntCtl_IPTI = 7
TestCPUClass.CoreParams.CP0_IntCtl_IPPCI = 7
# Config Register
#TestCPUClass.CoreParams.CP0_Config_K23 = 0 # Since TLB
#TestCPUClass.CoreParams.CP0_Config_KU = 0 # Since TLB
TestCPUClass.CoreParams.CP0_Config_BE = 0 # Little Endian
TestCPUClass.CoreParams.CP0_Config_AR = 1 # Architecture Revision 2
TestCPUClass.CoreParams.CP0_Config_AT = 0 # MIPS32
TestCPUClass.CoreParams.CP0_Config_MT = 1 # TLB MMU
#TestCPUClass.CoreParams.CP0_Config_K0 = 2 # Uncached
#Config 1 Register
TestCPUClass.CoreParams.CP0_Config1_M = 1 # Config2 Implemented
TestCPUClass.CoreParams.CP0_Config1_MMU = 63 # TLB Size
# ***VERY IMPORTANT***
# Remember to modify CP0_Config1 according to cache specs
# Examine file ../common/Cache.py
TestCPUClass.CoreParams.CP0_Config1_IS = 1 # I-Cache Sets Per Way, 16KB cache, i.e., 1 (128)
TestCPUClass.CoreParams.CP0_Config1_IL = 5 # I-Cache Line Size, default in Cache.py is 64, i.e 5
TestCPUClass.CoreParams.CP0_Config1_IA = 1 # I-Cache Associativity, default in Cache.py is 2, i.e, a value of 1
TestCPUClass.CoreParams.CP0_Config1_DS = 2 # D-Cache Sets Per Way (see below), 32KB cache, i.e., 2
TestCPUClass.CoreParams.CP0_Config1_DL = 5 # D-Cache Line Size, default is 64, i.e., 5
TestCPUClass.CoreParams.CP0_Config1_DA = 1 # D-Cache Associativity, default is 2, i.e. 1
TestCPUClass.CoreParams.CP0_Config1_C2 = 0 # Coprocessor 2 not implemented(?)
TestCPUClass.CoreParams.CP0_Config1_MD = 0 # MDMX ASE not implemented in Mips32
TestCPUClass.CoreParams.CP0_Config1_PC = 1 # Performance Counters Implemented
TestCPUClass.CoreParams.CP0_Config1_WR = 0 # Watch Registers Implemented
TestCPUClass.CoreParams.CP0_Config1_CA = 0 # Mips16e NOT implemented
TestCPUClass.CoreParams.CP0_Config1_EP = 0 # EJTag Not Implemented
TestCPUClass.CoreParams.CP0_Config1_FP = 0 # FPU Implemented
#Config 2 Register
TestCPUClass.CoreParams.CP0_Config2_M = 1 # Config3 Implemented
TestCPUClass.CoreParams.CP0_Config2_TU = 0 # Tertiary Cache Control
TestCPUClass.CoreParams.CP0_Config2_TS = 0 # Tertiary Cache Sets Per Way
TestCPUClass.CoreParams.CP0_Config2_TL = 0 # Tertiary Cache Line Size
TestCPUClass.CoreParams.CP0_Config2_TA = 0 # Tertiary Cache Associativity
TestCPUClass.CoreParams.CP0_Config2_SU = 0 # Secondary Cache Control
TestCPUClass.CoreParams.CP0_Config2_SS = 0 # Secondary Cache Sets Per Way
TestCPUClass.CoreParams.CP0_Config2_SL = 0 # Secondary Cache Line Size
TestCPUClass.CoreParams.CP0_Config2_SA = 0 # Secondary Cache Associativity
#Config 3 Register
TestCPUClass.CoreParams.CP0_Config3_M = 0 # Config4 Not Implemented
TestCPUClass.CoreParams.CP0_Config3_DSPP = 1 # DSP ASE Present
TestCPUClass.CoreParams.CP0_Config3_LPA = 0 # Large Physical Addresses Not supported in Mips32
TestCPUClass.CoreParams.CP0_Config3_VEIC = 0 # EIC Supported
TestCPUClass.CoreParams.CP0_Config3_VInt = 0 # Vectored Interrupts Implemented
TestCPUClass.CoreParams.CP0_Config3_SP = 0 # Small Pages Supported (PageGrain reg. exists)
TestCPUClass.CoreParams.CP0_Config3_MT = 0 # MT Not present
TestCPUClass.CoreParams.CP0_Config3_SM = 0 # SmartMIPS ASE Not implemented
TestCPUClass.CoreParams.CP0_Config3_TL = 0 # TraceLogic Not implemented
#SRS Ctl - HSS
TestCPUClass.CoreParams.CP0_SrsCtl_HSS = 3 # Four shadow register sets implemented
#TestCPUClass.CoreParams.tlb = TLB()
#TestCPUClass.CoreParams.UnifiedTLB = 1
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