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author | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2017-03-13 18:19:08 +0000 |
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committer | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2017-06-13 15:52:32 +0000 |
commit | 12db50c89584938839e035da47d206250cbfd7c2 (patch) | |
tree | 831a4151b29cdc14958b8dab2cce97fc3136d7b6 /configs/ruby/Garnet_standalone.py | |
parent | dd3fc1f996679f4cfd29f980d43a0652542e6d9b (diff) | |
download | gem5-12db50c89584938839e035da47d206250cbfd7c2.tar.xz |
ruby: Add support for address ranges in the directory
Previously the directory covered a flat address range that always
started from address 0. This change adds a vector of address ranges
with interleaving and hashing that each directory keeps track of and
the necessary flexibility to support systems with non continuous
memory ranges.
Change-Id: I6ea1c629bdf4c5137b7d9c89dbaf6c826adfd977
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/2903
Reviewed-by: Bradford Beckmann <brad.beckmann@amd.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Diffstat (limited to 'configs/ruby/Garnet_standalone.py')
-rw-r--r-- | configs/ruby/Garnet_standalone.py | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/configs/ruby/Garnet_standalone.py b/configs/ruby/Garnet_standalone.py index 2897e73a4..5c173ce17 100644 --- a/configs/ruby/Garnet_standalone.py +++ b/configs/ruby/Garnet_standalone.py @@ -32,7 +32,7 @@ import m5 from m5.objects import * from m5.defines import buildEnv from m5.util import addToPath -from Ruby import create_topology +from Ruby import create_topology, create_directories # # Declare caches used by the protocol @@ -59,7 +59,6 @@ def create_system(options, full_system, system, dma_ports, ruby_system): # 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 = [] # # Must create the individual controllers before the network to ensure the @@ -101,23 +100,9 @@ def create_system(options, full_system, system, dma_ports, ruby_system): l1_cntrl.forwardFromCache = MessageBuffer() - phys_mem_size = sum(map(lambda r: r.size(), system.mem_ranges)) - assert(phys_mem_size % options.num_dirs == 0) - mem_module_size = phys_mem_size / options.num_dirs - - for i in xrange(options.num_dirs): - dir_size = MemorySize('0B') - dir_size.value = mem_module_size - - dir_cntrl = Directory_Controller(version = i, - directory = \ - RubyDirectoryMemory(version = i, - size = dir_size), - ruby_system = ruby_system) - - exec("ruby_system.dir_cntrl%d = dir_cntrl" % i) - dir_cntrl_nodes.append(dir_cntrl) - + dir_cntrl_nodes = create_directories(options, system.mem_ranges, + ruby_system) + for dir_cntrl in dir_cntrl_nodes: # Connect the directory controllers and the network dir_cntrl.requestToDir = MessageBuffer() dir_cntrl.forwardToDir = MessageBuffer() |