1 files changed, 48 insertions, 0 deletions
diff --git a/src/dev/storage/DiskImage.py b/src/dev/storage/DiskImage.py
new file mode 100644
index 000000000..5a3bc54e1
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+++ b/src/dev/storage/DiskImage.py
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+# Copyright (c) 2005-2007 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: Nathan Binkert
+
+from m5.SimObject import SimObject
+from m5.params import *
+class DiskImage(SimObject):
+    type = 'DiskImage'
+    abstract = True
+    cxx_header = "dev/storage/disk_image.hh"
+    image_file = Param.String("disk image file")
+    read_only = Param.Bool(False, "read only image")
+
+class RawDiskImage(DiskImage):
+    type = 'RawDiskImage'
+    cxx_header = "dev/storage/disk_image.hh"
+
+class CowDiskImage(DiskImage):
+    type = 'CowDiskImage'
+    cxx_header = "dev/storage/disk_image.hh"
+    child = Param.DiskImage(RawDiskImage(read_only=True),
+                            "child image")
+    table_size = Param.Int(65536, "initial table size")
+    image_file = ""