ruby: MI_example updates to use the new config system

2 files changed, 135 insertions, 0 deletions

diff --git a/configs/ruby/MI_example.py b/configs/ruby/MI_example.py
new file mode 100644
index 000000000..971a52dc8
--- /dev/null
+++ b/configs/ruby/MI_example.py
@@ -0,0 +1,128 @@
+# Copyright (c) 2006-2007 The Regents of The University of Michigan
+# Copyright (c) 2009 Advanced Micro Devices, Inc.
+# 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: Brad Beckmann
+
+import m5
+from m5.objects import *
+from m5.defines import buildEnv
+from m5.util import addToPath
+
+#
+# Note: the cache latency is only used by the sequencer on fast path hits
+#
+class Cache(RubyCache):
+    latency = 3
+
+def create_system(options, phys_mem, piobus, dma_devices):
+    
+    if buildEnv['PROTOCOL'] != 'MI_example':
+        panic("This script requires the MI_example protocol to be built.")
+
+    cpu_sequencers = []
+    
+    #
+    # The ruby network creation expects the list of nodes in the system to be
+    # consistent with the NetDest list.  Therefore the l1 controller nodes must be
+    # listed before the directory nodes and directory nodes before dma nodes, etc.
+    #
+    l1_cntrl_nodes = []
+    dir_cntrl_nodes = []
+    dma_cntrl_nodes = []
+
+    #
+    # Must create the individual controllers before the network to ensure the
+    # controller constructors are called before the network constructor
+    #
+    
+    for i in xrange(options.num_cpus):
+        #
+        # First create the Ruby objects associated with this cpu
+        # Only one cache exists for this protocol, so by default use the L1D
+        # config parameters.
+        #
+        cache = Cache(size = options.l1d_size,
+                      assoc = options.l1d_assoc)
+
+        #
+        # Only one unified L1 cache exists.  Can cache instructions and data.
+        #
+        cpu_seq = RubySequencer(icache = cache,
+                                dcache = cache,
+                                physMemPort = phys_mem.port,
+                                physmem = phys_mem)
+
+        if piobus != None:
+            cpu_seq.pio_port = piobus.port
+
+        l1_cntrl = L1Cache_Controller(version = i,
+                                      sequencer = cpu_seq,
+                                      cacheMemory = cache)
+        #
+        # Add controllers and sequencers to the appropriate lists
+        #
+        cpu_sequencers.append(cpu_seq)
+        l1_cntrl_nodes.append(l1_cntrl)
+
+    phys_mem_size = long(phys_mem.range.second) - long(phys_mem.range.first) + 1
+    mem_module_size = phys_mem_size / options.num_dirs
+
+    for i in xrange(options.num_dirs):
+        #
+        # Create the Ruby objects associated with the directory controller
+        #
+
+        mem_cntrl = RubyMemoryControl(version = i)
+
+        dir_size = MemorySize('0B')
+        dir_size.value = mem_module_size
+
+        dir_cntrl = Directory_Controller(version = i,
+                                         directory = \
+                                         RubyDirectoryMemory(version = i,
+                                                             size = dir_size),
+                                         memBuffer = mem_cntrl)
+
+        dir_cntrl_nodes.append(dir_cntrl)
+
+    for i, dma_device in enumerate(dma_devices):
+        #
+        # Create the Ruby objects associated with the dma controller
+        #
+        dma_seq = DMASequencer(version = i,
+                               physMemPort = phys_mem.port,
+                               physmem = phys_mem)
+        
+        dma_cntrl = DMA_Controller(version = i,
+                                   dma_sequencer = dma_seq)
+
+        dma_cntrl.dma_sequencer.port = dma_device.dma
+        dma_cntrl_nodes.append(dma_cntrl)
+
+    all_cntrls = l1_cntrl_nodes + dir_cntrl_nodes + dma_cntrl_nodes
+
+    return (cpu_sequencers, dir_cntrl_nodes, all_cntrls)
diff --git a/configs/ruby/Ruby.py b/configs/ruby/Ruby.py
index 735adda27..0922dc77e 100644
--- a/configs/ruby/Ruby.py
+++ b/configs/ruby/Ruby.py
@@ -33,6 +33,7 @@ from m5.defines import buildEnv
 from m5.util import addToPath
 
 import MOESI_hammer
+import MI_example
 
 def create_system(options, physmem, piobus = None, dma_devices = []):
 
@@ -44,6 +45,12 @@ def create_system(options, physmem, piobus = None, dma_devices = []):
                                        physmem, \
                                        piobus, \
                                        dma_devices)
+    elif protocol == "MI_example":
+        (cpu_sequencers, dir_cntrls, all_cntrls) = \
+            MI_example.create_system(options, \
+                                     physmem, \
+                                     piobus, \
+                                     dma_devices)
     else:
          print "Error: unsupported ruby protocol"
          sys.exit(1)