5bf88bf7a1
In a platform with multiple systems, we may want to specify the remote gdb port for each system. This change makes it possible to specify the port number at each Workload instance. Change-Id: I755b3960ee920ae5289819aa05d98902614a5615 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/65151 Maintainer: Earl Ou <shunhsingou@google.com> Reviewed-by: Yu-hsin Wang <yuhsingw@google.com> Tested-by: kokoro <noreply+kokoro@google.com>
135 lines
4.5 KiB
Python
135 lines
4.5 KiB
Python
# Copyright 2019 Google Inc.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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from m5.params import *
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from m5.SimObject import SimObject, cxxMethod
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from m5.objects.SimpleMemory import *
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class Workload(SimObject):
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type = "Workload"
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cxx_header = "sim/workload.hh"
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cxx_class = "gem5::Workload"
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abstract = True
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wait_for_remote_gdb = Param.Bool(False, "Wait for a remote GDB connection")
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remote_gdb_port = Param.Int(
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7000, "Default port number used for remote GDB connection"
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)
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@cxxMethod
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def sendToGdb(self, message):
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"""send a message to the GDB client
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Args:
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message (str): message to send
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"""
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pass
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class StubWorkload(Workload):
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type = "StubWorkload"
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cxx_header = "sim/workload.hh"
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cxx_class = "gem5::StubWorkload"
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entry = Param.Addr(0, "Dummy entry point for this workload.")
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byte_order = Param.ByteOrder(
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"little", "Dummy byte order for this workload."
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)
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class KernelWorkload(Workload):
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type = "KernelWorkload"
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cxx_header = "sim/kernel_workload.hh"
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cxx_class = "gem5::KernelWorkload"
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object_file = Param.String("", "File that contains the kernel code")
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extras = VectorParam.String([], "Additional object files to load")
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extras_addrs = VectorParam.Addr(
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[], "Load addresses for additional object files"
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)
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addr_check = Param.Bool(
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True,
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"whether to bounds check kernel addresses (disable for baremetal)",
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)
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load_addr_mask = Param.UInt64(
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0xFFFFFFFFFFFFFFFF,
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"Mask to apply to kernel addresses. If zero, "
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"auto-calculated to be the most restrictive.",
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)
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load_addr_offset = Param.UInt64(0, "Address to offset the kernel with")
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command_line = Param.String("a", "boot flags to pass to the kernel")
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class SEWorkloadMeta(type(Workload)):
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all_se_workload_classes = []
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def __new__(mcls, name, bases, dct):
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cls = super().__new__(mcls, name, bases, dct)
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SEWorkloadMeta.all_se_workload_classes.append(cls)
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return cls
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class SEWorkload(Workload, metaclass=SEWorkloadMeta):
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type = "SEWorkload"
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cxx_header = "sim/se_workload.hh"
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cxx_class = "gem5::SEWorkload"
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abstract = True
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@classmethod
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def _is_compatible_with(cls, obj):
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return False
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@classmethod
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def find_compatible(cls, path):
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"""List the SE workloads compatible with the binary at path"""
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from _m5 import object_file
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obj = object_file.create(path)
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options = list(
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filter(
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lambda wld: wld._is_compatible_with(obj),
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SEWorkloadMeta.all_se_workload_classes,
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)
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)
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return options
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@classmethod
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def init_compatible(cls, path, *args, **kwargs):
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"""Construct the only SE workload compatible with the binary at path"""
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options = SEWorkload.find_compatible(path)
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if len(options) > 1:
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raise ValueError("More than one SE workload is compatible with %s")
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elif len(options) < 1:
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raise ValueError("No SE workload is compatible with %s", path)
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return options[0](*args, **kwargs)
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