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Diffstat (limited to 'configs/ruby/networks/MeshDirCorners.py')
| -rw-r--r-- | configs/ruby/networks/MeshDirCorners.py | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/configs/ruby/networks/MeshDirCorners.py b/configs/ruby/networks/MeshDirCorners.py deleted file mode 100644 index 381deeec6..000000000 --- a/configs/ruby/networks/MeshDirCorners.py +++ /dev/null @@ -1,118 +0,0 @@ -# Copyright (c) 2010 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 - -from m5.params import * -from m5.objects import * - -# -# This file contains a special network creation function. This networks is not -# general and will only work with specific system configurations. The network -# specified is similar to GEMS old file specified network. -# - -def makeMeshDirCorners(nodes, num_routers, num_rows): - # - # First determine which nodes are cache cntrls vs. dirs vs. dma - # - cache_nodes = [] - dir_nodes = [] - dma_nodes = [] - for node in nodes: - if node.type == 'L1Cache_Controller' or \ - node.type == 'L2Cache_Controller': - cache_nodes.append(node) - elif node.type == 'Directory_Controller': - dir_nodes.append(node) - elif node.type == 'DMA_Controller': - dma_nodes.append(node) - - # - # Obviously the number or rows must be <= the number of routers and evenly - # divisible. Also the number of caches must be a multiple of the number of - # routers and the number of directories must be four. - # - assert(num_rows <= num_routers) - num_columns = int(num_routers / num_rows) - assert(num_columns * num_rows == num_routers) - caches_per_router, remainder = divmod(len(cache_nodes), num_routers) - assert(remainder == 0) - assert(len(dir_nodes) == 4) - - # - # Connect each cache controller to the appropriate router - # - ext_links = [] - for (i, n) in enumerate(cache_nodes): - cntrl_level, router_id = divmod(i, num_routers) - assert(cntrl_level < caches_per_router) - ext_links.append(ExtLink(ext_node=n, int_node=router_id)) - - # - # Connect the dir nodes to the corners. - # - ext_links.append(ExtLink(ext_node=dir_nodes[0], int_node=0)) - ext_links.append(ExtLink(ext_node=dir_nodes[1], int_node=(num_columns - 1))) - - ext_links.append(ExtLink(ext_node=dir_nodes[2], - int_node=(num_routers - num_columns))) - - ext_links.append(ExtLink(ext_node=dir_nodes[3], int_node=(num_routers - 1))) - - # - # Connect the dma nodes to router 0. These should only be DMA nodes. - # - for (i, node) in enumerate(dma_nodes): - assert(node.type == 'DMA_Controller') - ext_links.append(ExtLink(ext_node=node, int_node=0)) - - # - # Create the mesh links. First row (east-west) links then column - # (north-south) links - # - int_links = [] - for row in xrange(num_rows): - for col in xrange(num_columns): - if (col + 1 < num_columns): - east_id = col + (row * num_columns) - west_id = (col + 1) + (row * num_columns) - int_links.append(IntLink(node_a=east_id, - node_b=west_id, - weight=1)) - for col in xrange(num_columns): - for row in xrange(num_rows): - if (row + 1 < num_rows): - north_id = col + (row * num_columns) - south_id = col + ((row + 1) * num_columns) - int_links.append(IntLink(node_a=north_id, - node_b=south_id, - weight=2)) - - return Topology(ext_links=ext_links, - int_links=int_links, - num_int_nodes=num_routers) - |