--- /dev/null
+# Copyright (c) 2016 Jason Lowe-Power
+# 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.
+
+import argparse
+import sys
+import os
+
+import m5
+import m5.ticks
+from m5.objects import *
+
+sys.path.append(os.path.dirname(__file__) + '/system')
+sys.path.append(os.path.dirname(__file__) + '/../../../configs/common/')
+from system import *
+
+parser = argparse.ArgumentParser(description="")
+parser.add_argument('--kernel', type=str)
+parser.add_argument('--disk', type=str)
+parser.add_argument('--cpu-type', choices=['atomic', 'kvm', 'o3', 'simple',])
+parser.add_argument('--num-cpus', type=int)
+parser.add_argument('--boot-type', choices=['init', 'systemd',])
+
+#(options, args) = parser.parse_args()
+args = parser.parse_args()
+
+# create the system we are going to simulate
+system = MySystem(args.kernel, args.disk, args.cpu_type, args.num_cpus)
+
+if args.boot_type == "init":
+ # Simply run "exit.sh"
+ system.boot_osflags += ' init=/root/exit.sh'
+else:
+ if args.boot_type != "systemd":
+ m5.fatal("Bad option for boot_type. init or systemd.")
+
+# set up the root SimObject and start the simulation
+root = Root(full_system = True, system = system)
+
+if system.getHostParallel():
+ # Required for running kvm on multiple host cores.
+ # Uses gem5's parallel event queue feature
+ # Note: The simulator is quite picky about this number!
+ root.sim_quantum = int(1e9) # 1 ms
+
+# instantiate all of the objects we've created above
+m5.instantiate()
+
+print("Running the simulation")
+exit_event = m5.simulate()
+
+if exit_event.getCause() != "m5_exit instruction encountered":
+ print("Failed to exit correctly")
+ exit(1)
+else:
+ print("Success!")
+ exit(0)
--- /dev/null
+# Copyright (c) 2016 Jason Lowe-Power
+# 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.
+
+""" Caches with options for a simple gem5 configuration script
+
+This file contains L1 I/D and L2 caches to be used in the simple
+gem5 configuration script.
+"""
+
+import m5
+from m5.objects import Cache, L2XBar, StridePrefetcher, SubSystem
+from m5.params import AddrRange, AllMemory, MemorySize
+from m5.util.convert import toMemorySize
+
+# Some specific options for caches
+# For all options see src/mem/cache/BaseCache.py
+
+class PrefetchCache(Cache):
+
+ def __init__(self, options):
+ super(PrefetchCache, self).__init__()
+
+class L1Cache(PrefetchCache):
+ """Simple L1 Cache with default values"""
+
+ assoc = 8
+ tag_latency = 1
+ data_latency = 1
+ response_latency = 1
+ mshrs = 16
+ tgts_per_mshr = 20
+ writeback_clean = True
+
+ def __init__(self, options=None):
+ super(L1Cache, self).__init__(options)
+ pass
+
+ def connectBus(self, bus):
+ """Connect this cache to a memory-side bus"""
+ self.mem_side = bus.slave
+
+ def connectCPU(self, cpu):
+ """Connect this cache's port to a CPU-side port
+ This must be defined in a subclass"""
+ raise NotImplementedError
+
+class L1ICache(L1Cache):
+ """Simple L1 instruction cache with default values"""
+
+ # Set the size
+ size = '32kB'
+
+ def __init__(self, opts=None):
+ super(L1ICache, self).__init__(opts)
+
+ def connectCPU(self, cpu):
+ """Connect this cache's port to a CPU icache port"""
+ self.cpu_side = cpu.icache_port
+
+class L1DCache(L1Cache):
+ """Simple L1 data cache with default values"""
+
+ # Set the size
+ size = '32kB'
+
+ def __init__(self, opts=None):
+ super(L1DCache, self).__init__(opts)
+
+ def connectCPU(self, cpu):
+ """Connect this cache's port to a CPU dcache port"""
+ self.cpu_side = cpu.dcache_port
+
+class MMUCache(Cache):
+ # Default parameters
+ size = '8kB'
+ assoc = 4
+ tag_latency = 1
+ data_latency = 1
+ response_latency = 1
+ mshrs = 20
+ tgts_per_mshr = 12
+ writeback_clean = True
+
+ def __init__(self):
+ super(MMUCache, self).__init__()
+
+ def connectCPU(self, cpu):
+ """Connect the CPU itb and dtb to the cache
+ Note: This creates a new crossbar
+ """
+ self.mmubus = L2XBar()
+ self.cpu_side = self.mmubus.master
+ for tlb in [cpu.itb, cpu.dtb]:
+ self.mmubus.slave = tlb.walker.port
+
+ def connectBus(self, bus):
+ """Connect this cache to a memory-side bus"""
+ self.mem_side = bus.slave
+
+class L2Cache(PrefetchCache):
+ """Simple L2 Cache with default values"""
+
+ # Default parameters
+ size = '256kB'
+ assoc = 16
+ tag_latency = 10
+ data_latency = 10
+ response_latency = 1
+ mshrs = 20
+ tgts_per_mshr = 12
+ writeback_clean = True
+
+ def __init__(self, opts=None):
+ super(L2Cache, self).__init__(opts)
+
+ def connectCPUSideBus(self, bus):
+ self.cpu_side = bus.master
+
+ def connectMemSideBus(self, bus):
+ self.mem_side = bus.slave
--- /dev/null
+# Copyright (c) 2016 Jason Lowe-Power
+# 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.
+
+import m5
+from m5.objects import *
+from m5.util import convert
+from caches import *
+import sys
+
+class MySystem(LinuxX86System):
+
+ def __init__(self, kernel, disk, cpu_type, num_cpus):
+ super(MySystem, self).__init__()
+
+ self._host_parallel = cpu_type == "kvm"
+
+ # Set up the clock domain and the voltage domain
+ self.clk_domain = SrcClockDomain()
+ self.clk_domain.clock = '3GHz'
+ self.clk_domain.voltage_domain = VoltageDomain()
+
+ self.mem_ranges = [AddrRange(Addr('3GB')), # All data
+ AddrRange(0xC0000000, size=0x100000), # For I/0
+ ]
+
+ # Create the main memory bus
+ # This connects to main memory
+ self.membus = SystemXBar(width = 64) # 64-byte width
+ self.membus.badaddr_responder = BadAddr()
+ self.membus.default = Self.badaddr_responder.pio
+
+ # Set up the system port for functional access from the simulator
+ self.system_port = self.membus.slave
+
+ self.initFS(self.membus, num_cpus)
+
+ # Replace these paths with the path to your disk images.
+ # The first disk is the root disk. The second could be used for swap
+ # or anything else.
+ self.setDiskImages(disk, disk)
+
+ # Change this path to point to the kernel you want to use
+ self.kernel = kernel
+ # Options specified on the kernel command line
+ boot_options = ['earlyprintk=ttyS0', 'console=ttyS0', 'lpj=7999923',
+ 'root=/dev/hda1']
+
+ self.boot_osflags = ' '.join(boot_options)
+
+ # Create the CPUs for our system.
+ self.createCPU(cpu_type, num_cpus)
+
+ # Create the cache heirarchy for the system.
+ self.createCacheHierarchy()
+
+ # Set up the interrupt controllers for the system (x86 specific)
+ self.setupInterrupts()
+
+ self.createMemoryControllersDDR3()
+
+ if self._host_parallel:
+ # To get the KVM CPUs to run on different host CPUs
+ # Specify a different event queue for each CPU
+ for i,cpu in enumerate(self.cpu):
+ for obj in cpu.descendants():
+ obj.eventq_index = 0
+ cpu.eventq_index = i + 1
+
+ def getHostParallel(self):
+ return self._host_parallel
+
+ def totalInsts(self):
+ return sum([cpu.totalInsts() for cpu in self.cpu])
+
+ def createCPU(self, cpu_type, num_cpus):
+ if cpu_type == "atomic":
+ self.cpu = [AtomicSimpleCPU(cpu_id = i)
+ for i in range(num_cpus)]
+ self.mem_mode = 'atomic'
+ elif cpu_type == "kvm":
+ # Note KVM needs a VM and atomic_noncaching
+ self.cpu = [X86KvmCPU(cpu_id = i)
+ for i in range(num_cpus)]
+ self.kvm_vm = KvmVM()
+ self.mem_mode = 'atomic_noncaching'
+ elif cpu_type == "o3":
+ self.cpu = [DerivO3CPU(cpu_id = i)
+ for i in range(num_cpus)]
+ self.mem_mode = 'timing'
+ elif cpu_type == "simple":
+ self.cpu = [TimingSimpleCPU(cpu_id = i)
+ for i in range(num_cpus)]
+ self.mem_mode = 'timing'
+ else:
+ m5.fatal("No CPU type {}".format(cpu_type))
+
+ map(lambda c: c.createThreads(), self.cpu)
+
+ def setDiskImages(self, img_path_1, img_path_2):
+ disk0 = CowDisk(img_path_1)
+ disk2 = CowDisk(img_path_2)
+ self.pc.south_bridge.ide.disks = [disk0, disk2]
+
+ def createCacheHierarchy(self):
+ for cpu in self.cpu:
+ # Create a memory bus, a coherent crossbar, in this case
+ cpu.l2bus = L2XBar()
+
+ # Create an L1 instruction and data cache
+ cpu.icache = L1ICache()
+ cpu.dcache = L1DCache()
+ cpu.mmucache = MMUCache()
+
+ # Connect the instruction and data caches to the CPU
+ cpu.icache.connectCPU(cpu)
+ cpu.dcache.connectCPU(cpu)
+ cpu.mmucache.connectCPU(cpu)
+
+ # Hook the CPU ports up to the l2bus
+ cpu.icache.connectBus(cpu.l2bus)
+ cpu.dcache.connectBus(cpu.l2bus)
+ cpu.mmucache.connectBus(cpu.l2bus)
+
+ # Create an L2 cache and connect it to the l2bus
+ cpu.l2cache = L2Cache()
+ cpu.l2cache.connectCPUSideBus(cpu.l2bus)
+
+ # Connect the L2 cache to the L3 bus
+ cpu.l2cache.connectMemSideBus(self.membus)
+
+ def setupInterrupts(self):
+ for cpu in self.cpu:
+ # create the interrupt controller CPU and connect to the membus
+ cpu.createInterruptController()
+
+ # For x86 only, connect interrupts to the memory
+ # Note: these are directly connected to the memory bus and
+ # not cached
+ cpu.interrupts[0].pio = self.membus.master
+ cpu.interrupts[0].int_master = self.membus.slave
+ cpu.interrupts[0].int_slave = self.membus.master
+
+
+ def createMemoryControllersDDR3(self):
+ self._createMemoryControllers(1, DDR3_1600_8x8)
+
+ def _createMemoryControllers(self, num, cls):
+ self.mem_cntrls = [
+ cls(range = self.mem_ranges[0],
+ port = self.membus.master)
+ for i in range(num)
+ ]
+
+ def initFS(self, membus, cpus):
+ self.pc = Pc()
+
+ # Constants similar to x86_traits.hh
+ IO_address_space_base = 0x8000000000000000
+ pci_config_address_space_base = 0xc000000000000000
+ interrupts_address_space_base = 0xa000000000000000
+ APIC_range_size = 1 << 12;
+
+ # North Bridge
+ self.iobus = IOXBar()
+ self.bridge = Bridge(delay='50ns')
+ self.bridge.master = self.iobus.slave
+ self.bridge.slave = membus.master
+ # Allow the bridge to pass through:
+ # 1) kernel configured PCI device memory map address: address range
+ # [0xC0000000, 0xFFFF0000). (The upper 64kB are reserved for m5ops.)
+ # 2) the bridge to pass through the IO APIC (two pages, already
+ # contained in 1),
+ # 3) everything in the IO address range up to the local APIC, and
+ # 4) then the entire PCI address space and beyond.
+ self.bridge.ranges = \
+ [
+ AddrRange(0xC0000000, 0xFFFF0000),
+ AddrRange(IO_address_space_base,
+ interrupts_address_space_base - 1),
+ AddrRange(pci_config_address_space_base,
+ Addr.max)
+ ]
+
+ # Create a bridge from the IO bus to the memory bus to allow access
+ # to the local APIC (two pages)
+ self.apicbridge = Bridge(delay='50ns')
+ self.apicbridge.slave = self.iobus.master
+ self.apicbridge.master = membus.slave
+ self.apicbridge.ranges = [AddrRange(interrupts_address_space_base,
+ interrupts_address_space_base +
+ cpus * APIC_range_size
+ - 1)]
+
+ # connect the io bus
+ self.pc.attachIO(self.iobus)
+
+ # Add a tiny cache to the IO bus.
+ # This cache is required for the classic memory model for coherence
+ self.iocache = Cache(assoc=8,
+ tag_latency = 50,
+ data_latency = 50,
+ response_latency = 50,
+ mshrs = 20,
+ size = '1kB',
+ tgts_per_mshr = 12,
+ addr_ranges = self.mem_ranges)
+ self.iocache.cpu_side = self.iobus.master
+ self.iocache.mem_side = self.membus.slave
+
+ self.intrctrl = IntrControl()
+
+ ###############################################
+
+ # Add in a Bios information structure.
+ self.smbios_table.structures = [X86SMBiosBiosInformation()]
+
+ # Set up the Intel MP table
+ base_entries = []
+ ext_entries = []
+ for i in range(cpus):
+ bp = X86IntelMPProcessor(
+ local_apic_id = i,
+ local_apic_version = 0x14,
+ enable = True,
+ bootstrap = (i ==0))
+ base_entries.append(bp)
+ io_apic = X86IntelMPIOAPIC(
+ id = cpus,
+ version = 0x11,
+ enable = True,
+ address = 0xfec00000)
+ self.pc.south_bridge.io_apic.apic_id = io_apic.id
+ base_entries.append(io_apic)
+ pci_bus = X86IntelMPBus(bus_id = 0, bus_type='PCI ')
+ base_entries.append(pci_bus)
+ isa_bus = X86IntelMPBus(bus_id = 1, bus_type='ISA ')
+ base_entries.append(isa_bus)
+ connect_busses = X86IntelMPBusHierarchy(bus_id=1,
+ subtractive_decode=True, parent_bus=0)
+ ext_entries.append(connect_busses)
+ pci_dev4_inta = X86IntelMPIOIntAssignment(
+ interrupt_type = 'INT',
+ polarity = 'ConformPolarity',
+ trigger = 'ConformTrigger',
+ source_bus_id = 0,
+ source_bus_irq = 0 + (4 << 2),
+ dest_io_apic_id = io_apic.id,
+ dest_io_apic_intin = 16)
+ base_entries.append(pci_dev4_inta)
+ def assignISAInt(irq, apicPin):
+ assign_8259_to_apic = X86IntelMPIOIntAssignment(
+ interrupt_type = 'ExtInt',
+ polarity = 'ConformPolarity',
+ trigger = 'ConformTrigger',
+ source_bus_id = 1,
+ source_bus_irq = irq,
+ dest_io_apic_id = io_apic.id,
+ dest_io_apic_intin = 0)
+ base_entries.append(assign_8259_to_apic)
+ assign_to_apic = X86IntelMPIOIntAssignment(
+ interrupt_type = 'INT',
+ polarity = 'ConformPolarity',
+ trigger = 'ConformTrigger',
+ source_bus_id = 1,
+ source_bus_irq = irq,
+ dest_io_apic_id = io_apic.id,
+ dest_io_apic_intin = apicPin)
+ base_entries.append(assign_to_apic)
+ assignISAInt(0, 2)
+ assignISAInt(1, 1)
+ for i in range(3, 15):
+ assignISAInt(i, i)
+ self.intel_mp_table.base_entries = base_entries
+ self.intel_mp_table.ext_entries = ext_entries
+
+ entries = \
+ [
+ # Mark the first megabyte of memory as reserved
+ X86E820Entry(addr = 0, size = '639kB', range_type = 1),
+ X86E820Entry(addr = 0x9fc00, size = '385kB', range_type = 2),
+ # Mark the rest of physical memory as available
+ X86E820Entry(addr = 0x100000,
+ size = '%dB' % (self.mem_ranges[0].size() - 0x100000),
+ range_type = 1),
+ ]
+
+ # Reserve the last 16kB of the 32-bit address space for m5ops
+ entries.append(X86E820Entry(addr = 0xFFFF0000, size = '64kB',
+ range_type=2))
+
+ self.e820_table.entries = entries
+
+class CowDisk(IdeDisk):
+ def __init__(self, filename):
+ super(CowDisk, self).__init__()
+ self.driveID = 'master'
+ self.image = CowDiskImage(child=RawDiskImage(read_only=True),
+ read_only=False)
+ self.image.child.image_file = filename
--- /dev/null
+# Copyright (c) 2020 The Regents of the University of California
+# 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.
+
+import os
+from testlib import *
+
+
+if config.bin_path:
+ base_path = config.bin_path
+else:
+ base_path = joinpath(absdirpath(__file__), '..', 'resources',
+ 'ubuntu-boot')
+
+image_url = 'http://dist.gem5.org/images/x86/ubuntu-18-04/base.img'
+kernel_url = 'http://dist.gem5.org/kernels/x86/static/vmlinux-4.19.83'
+
+image_name = 'ubuntu-18-04-base.img'
+kernel_name = 'vmlinux-4.19.83' # 4.19 is LTS (Projected EOL: Dec, 2020)
+
+image = DownloadedProgram(image_url, base_path, image_name)
+kernel = DownloadedProgram(kernel_url, base_path, kernel_name)
+
+
+def test_boot(cpu_type, num_cpus, boot_type):
+ gem5_verify_config(
+ name = 'test-ubuntu_boot-' + cpu_type + '_cpu-' + num_cpus + '_cpus-'
+ + boot_type + '_boot',
+ verifiers = (),
+ fixtures = (image, kernel,),
+ config = joinpath(joinpath(absdirpath(__file__), 'run_exit.py')),
+ config_args = [
+ '--kernel', joinpath(base_path, kernel_name),
+ '--disk', joinpath(base_path, image_name),
+ '--cpu-type', cpu_type,
+ '--num-cpus', num_cpus,
+ '--boot-type', boot_type,
+ ],
+ valid_isas = ('X86',),
+ valid_hosts = constants.supported_hosts,
+ length = constants.long_tag,
+ )
+
+# Test every CPU type
+cpu_types = ('atomic', 'simple',)
+for cpu_type in cpu_types:
+ test_boot(cpu_type, '1', 'init')
+
+# Test a multicore system
+test_boot('atomic', '4', 'systemd')