From 8c070c8f1bd91d9c0da3565f09fc8132eec16f24 Mon Sep 17 00:00:00 2001
From: Andreas Sandberg <Andreas.Sandberg@ARM.com>
Date: Sat, 20 Sep 2014 17:17:53 -0400
Subject: dev: Add a VirtIO block device model

---
 src/dev/virtio/VirtIOBlock.py | 50 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/dev/virtio/VirtIOBlock.py

(limited to 'src/dev/virtio/VirtIOBlock.py')

diff --git a/src/dev/virtio/VirtIOBlock.py b/src/dev/virtio/VirtIOBlock.py
new file mode 100644
index 000000000..1add847c7
--- /dev/null
+++ b/src/dev/virtio/VirtIOBlock.py
@@ -0,0 +1,50 @@
+# -*- mode:python -*-
+
+# Copyright (c) 2014 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 m5.params import *
+from m5.proxy import *
+from VirtIO import VirtIODeviceBase
+
+class VirtIOBlock(VirtIODeviceBase):
+    type = 'VirtIOBlock'
+    cxx_header = 'dev/virtio/block.hh'
+
+    queueSize = Param.Unsigned(128, "Output queue size (pages)")
+
+    image = Param.DiskImage("Disk image")
-- 
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