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gem5/configs/common/FSConfig.py
Ali Saidi c779af4e12 Mem: Finish half-baked support for mmaping file in physmem. 
Physmem has a parameter to be able to mem map a file, however
it isn't actually used. This changeset utilizes the parameter
so a file can be mmapped.
2010-11-08 13:58:24 -06:00

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# Copyright (c) 2010 ARM Limited
# All rights reserved.
#
# The license below extends only to copyright in the software and shall
# not be construed as granting a license to any other intellectual
# property including but not limited to intellectual property relating
# to a hardware implementation of the functionality of the software
# licensed hereunder. You may use the software subject to the license
# terms below provided that you ensure that this notice is replicated
# unmodified and in its entirety in all distributions of the software,
# modified or unmodified, in source code or in binary form.
#
# 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
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 makeLinuxAlphaRubySystem(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)
physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
self = LinuxAlphaSystem(physmem = physmem)
if not mdesc:
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
# Create pio bus to connect all device pio ports to rubymem's pio port
self.piobus = Bus(bus_id=0)
#
# Pio functional accesses from devices need direct access to memory
# RubyPort currently does support functional accesses. Therefore provide
# the piobus a direct connection to physical memory
#
self.piobus.port = physmem.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.piobus)
self.tsunami.ide.pio = self.piobus.port
self.tsunami.ethernet.pio = self.piobus.port
#
# Store the dma devices for later connection to dma ruby ports.
# Append an underscore to dma_devices to avoid the SimObjectVector check.
#
self._dma_devices = [self.tsunami.ide, self.tsunami.ethernet]
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 makeLinuxArmSystem(mem_mode, mdesc = None, bare_metal=False,
machine_type = None):
if bare_metal:
self = ArmSystem()
else:
self = LinuxArmSystem()
if not mdesc:
# generic system
mdesc = SysConfig()
self.readfile = mdesc.script()
self.iobus = Bus(bus_id=0)
self.membus = MemBus(bus_id=1)
self.membus.badaddr_responder.warn_access = "warn"
self.bridge = Bridge(delay='50ns', nack_delay='4ns')
self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()), zero = True)
self.diskmem = PhysicalMemory(range = AddrRange(Addr('128MB'), size = '128MB'),
file = disk('ael-arm.ext2'))
self.bridge.side_a = self.iobus.port
self.bridge.side_b = self.membus.port
self.physmem.port = self.membus.port
self.diskmem.port = self.membus.port
self.mem_mode = mem_mode
if machine_type == "RealView_PBX":
self.realview = RealViewPBX()
elif machine_type == "RealView_EB":
self.realview = RealViewEB()
else:
print "Unknown Machine Type"
sys.exit(1)
if not bare_metal and machine_type:
self.machine_type = machine_type
elif bare_metal:
self.realview.uart.end_on_eot = True
self.realview.attachOnChipIO(self.membus)
self.realview.attachIO(self.iobus)
self.intrctrl = IntrControl()
self.terminal = Terminal()
self.kernel = binary('vmlinux.arm')
self.boot_osflags = 'earlyprintk mem=128MB console=ttyAMA0 lpj=19988480' + \
' norandmaps slram=slram0,0x8000000,+0x8000000' + \
' mtdparts=slram0:- rw loglevel=8 root=/dev/mtdblock0'
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, numCPUs = 1, mdesc = None, self = None):
if self == None:
self = X86System()
if not mdesc:
# generic system
mdesc = SysConfig()
mdesc.diskname = 'x86root.img'
self.readfile = mdesc.script()
self.mem_mode = mem_mode
# 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
for i in xrange(numCPUs):
bp = X86IntelMPProcessor(
local_apic_id = i,
local_apic_version = 0x14,
enable = True,
bootstrap = (i == 0))
self.intel_mp_table.add_entry(bp)
io_apic = X86IntelMPIOAPIC(
id = numCPUs,
version = 0x11,
enable = True,
address = 0xfec00000)
self.pc.south_bridge.io_apic.apic_id = io_apic.id
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);
def assignISAInt(irq, apicPin):
assign_8259_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'ExtInt',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = irq,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = 0)
self.intel_mp_table.add_entry(assign_8259_to_apic)
assign_to_apic = X86IntelMPIOIntAssignment(
interrupt_type = 'INT',
polarity = 'ConformPolarity',
trigger = 'ConformTrigger',
source_bus_id = 0,
source_bus_irq = irq,
dest_io_apic_id = io_apic.id,
dest_io_apic_intin = apicPin)
self.intel_mp_table.add_entry(assign_to_apic)
assignISAInt(0, 2)
assignISAInt(1, 1)
for i in range(3, 15):
assignISAInt(i, i)
def makeLinuxX86System(mem_mode, numCPUs = 1, mdesc = None):
self = LinuxX86System()
# Build up a generic x86 system and then specialize it for Linux
makeX86System(mem_mode, numCPUs, 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.getValue() >= 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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