Gabe Black has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/33902 )
Change subject: x86: Create an SEWorkload for x86 linux.
......................................................................
x86: Create an SEWorkload for x86 linux.
This doesn't do anything interesting yet, but soon it will take over
system call duties from the x86 linux processes.
Change-Id: Ic126fc80def0b458de51d3a9c96120c58e5a75ad
---
M src/arch/x86/SConscript
A src/arch/x86/X86SeWorkload.py
A src/arch/x86/linux/se_workload.cc
A src/arch/x86/linux/se_workload.hh
4 files changed, 148 insertions(+), 0 deletions(-)
diff --git a/src/arch/x86/SConscript b/src/arch/x86/SConscript
index 1be41ed..6bb6097 100644
--- a/src/arch/x86/SConscript
+++ b/src/arch/x86/SConscript
@@ -56,6 +56,7 @@
Source('insts/static_inst.cc')
Source('interrupts.cc')
Source('isa.cc')
+ Source('linux/se_workload.cc')
Source('linux/fs_workload.cc')
Source('linux/linux.cc')
Source('linux/process.cc')
@@ -69,6 +70,7 @@
Source('types.cc')
Source('utility.cc')
+ SimObject('X86SeWorkload.py')
SimObject('X86FsWorkload.py')
SimObject('X86ISA.py')
SimObject('X86LocalApic.py')
diff --git a/src/arch/x86/X86SeWorkload.py b/src/arch/x86/X86SeWorkload.py
new file mode 100644
index 0000000..ada1eae
--- /dev/null
+++ b/src/arch/x86/X86SeWorkload.py
@@ -0,0 +1,38 @@
+# Copyright 2020 Google Inc.
+#
+# 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.
+
+from m5.params import *
+
+from m5.objects.Workload import SEWorkload
+
+class X86EmuLinux(SEWorkload):
+ type = 'X86EmuLinux'
+ cxx_header = "arch/x86/linux/se_workload.hh"
+ cxx_class = 'X86ISA::EmuLinux'
+
+ @classmethod
+ def _is_compatible_with(cls, obj):
+ return obj.get_arch() in ('x86_64', 'i386') and \
+ obj.get_op_sys() == 'linux'
diff --git a/src/arch/x86/linux/se_workload.cc
b/src/arch/x86/linux/se_workload.cc
new file mode 100644
index 0000000..e9c5e20
--- /dev/null
+++ b/src/arch/x86/linux/se_workload.cc
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2020 Google Inc.
+ *
+ * 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.
+ */
+
+#include "arch/x86/linux/se_workload.hh"
+
+#include "cpu/thread_context.hh"
+#include "sim/process.hh"
+
+namespace X86ISA
+{
+
+EmuLinux::EmuLinux(const Params &p) : SEWorkload(p), _params(p)
+{}
+
+void
+EmuLinux::syscall(ThreadContext *tc)
+{
+ tc->getProcessPtr()->syscall(tc);
+}
+
+} // namespace X86ISA
+
+X86ISA::EmuLinux *
+X86EmuLinuxParams::create()
+{
+ return new X86ISA::EmuLinux(*this);
+}
diff --git a/src/arch/x86/linux/se_workload.hh
b/src/arch/x86/linux/se_workload.hh
new file mode 100644
index 0000000..d1dca67
--- /dev/null
+++ b/src/arch/x86/linux/se_workload.hh
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2020 Google Inc.
+ *
+ * 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.
+ */
+
+#ifndef __ARCH_X86_LINUX_SE_WORKLOAD_HH__
+#define __ARCH_X86_LINUX_SE_WORKLOAD_HH__
+
+#include "params/X86EmuLinux.hh"
+#include "sim/se_workload.hh"
+
+namespace X86ISA
+{
+
+class EmuLinux : public SEWorkload
+{
+ public:
+ using Params = X86EmuLinuxParams;
+
+ protected:
+ const Params &_params;
+
+ public:
+ const Params ¶ms() const { return _params; }
+
+ EmuLinux(const Params &p);
+
+ Loader::Arch getArch() const override { return Loader::X86_64; }
+
+ void syscall(ThreadContext *tc) override;
+};
+
+} // namespace X86ISA
+
+#endif // __ARCH_X86_LINUX_SE_WORKLOAD_HH__
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ic126fc80def0b458de51d3a9c96120c58e5a75ad
Gerrit-Change-Number: 33902
Gerrit-PatchSet: 1
Gerrit-Owner: Gabe Black <[email protected]>
Gerrit-MessageType: newchange
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