| # Copyright (c) 2012 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. |
| # |
| # 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: Andreas Sandberg |
| |
| from abc import ABCMeta, abstractmethod |
| import m5 |
| from m5.objects import * |
| from m5.proxy import * |
| m5.util.addToPath('../configs/common') |
| import FSConfig |
| from Caches import * |
| from base_config import * |
| |
| class LinuxArmSystemBuilder(object): |
| """Mix-in that implements create_system. |
| |
| This mix-in is intended as a convenient way of adding an |
| ARM-specific create_system method to a class deriving from one of |
| the generic base systems. |
| """ |
| def __init__(self, machine_type): |
| """ |
| Arguments: |
| machine_type -- String describing the platform to simulate |
| """ |
| self.machine_type = machine_type |
| |
| def create_system(self): |
| system = FSConfig.makeArmSystem(self.mem_mode, |
| self.machine_type, None, False) |
| |
| # We typically want the simulator to panic if the kernel |
| # panics or oopses. This prevents the simulator from running |
| # an obviously failed test case until the end of time. |
| system.panic_on_panic = True |
| system.panic_on_oops = True |
| |
| self.init_system(system) |
| return system |
| |
| class LinuxArmFSSystem(LinuxArmSystemBuilder, |
| BaseFSSystem): |
| """Basic ARM full system builder.""" |
| |
| def __init__(self, machine_type='RealView_PBX', **kwargs): |
| """Initialize an ARM system that supports full system simulation. |
| |
| Note: Keyword arguments that are not listed below will be |
| passed to the BaseFSSystem. |
| |
| Keyword Arguments: |
| machine_type -- String describing the platform to simulate |
| """ |
| BaseSystem.__init__(self, **kwargs) |
| LinuxArmSystemBuilder.__init__(self, machine_type) |
| |
| class LinuxArmFSSystemUniprocessor(LinuxArmSystemBuilder, |
| BaseFSSystemUniprocessor): |
| """Basic ARM full system builder for uniprocessor systems. |
| |
| Note: This class is a specialization of the ArmFSSystem and is |
| only really needed to provide backwards compatibility for existing |
| test cases. |
| """ |
| |
| def __init__(self, machine_type='RealView_PBX', **kwargs): |
| BaseFSSystemUniprocessor.__init__(self, **kwargs) |
| LinuxArmSystemBuilder.__init__(self, machine_type) |
| |
| |
| class LinuxArmFSSwitcheroo(LinuxArmSystemBuilder, BaseFSSwitcheroo): |
| """Uniprocessor ARM system prepared for CPU switching""" |
| |
| def __init__(self, machine_type='RealView_PBX', **kwargs): |
| BaseFSSwitcheroo.__init__(self, **kwargs) |
| LinuxArmSystemBuilder.__init__(self, machine_type) |