src/mem/ruby/config/defaults.rb

   1 #!/usr/bin/ruby
   2
   3
   4
   5 class NetPort < LibRubyObject
   6   # number of transitions a SLICC state machine can transition per
   7   # cycle
   8   default_param :transitions_per_cycle, Integer, 32
   9
  10   # buffer_size limits the size of all other buffers connecting to
  11   # SLICC Controllers.  When 0, infinite buffering is used.
  12   default_param :buffer_size, Integer, 32
  13
  14   # added by SS for TBE
  15   default_param :number_of_TBEs, Integer, 256
  16
  17   default_param :recycle_latency, Integer, 10
  18 end
  19
  20 class Sequencer < IfacePort
  21   # Maximum number of requests (including prefetches) outstanding from
  22   # the sequencer
  23   default_param :max_outstanding_requests, Integer, 16
  24
  25   # Maximum number of cycles a request is can be outstanding before
  26   # the Sequencer declares we're in deadlock/livelock
  27   default_param :deadlock_threshold, Integer, 500000
  28
  29 end
  30
  31 class Debug < LibRubyObject
  32   # For debugging purposes, one can enable a trace of all the protocol
  33   # state machine changes. Unfortunately, the code to generate the
  34   # trace is protocol specific. To enable the code for some of the
  35   # standard protocols,
  36   #   1. change protocol_trace = true
  37   #   2. enable debug in the Ruby Makefile
  38   #   3. set start_time = 1
  39   default_param :protocol_trace, Boolean, false
  40
  41   # a string for filtering debugging output (for all g_debug vars see Debug.h)
  42   default_param :filter_string, String, "none"
  43
  44   # filters debugging messages based on priority (low, med, high)
  45   default_param :verbosity_string, String, "none"
  46
  47   # filters debugging messages based on a ruby time
  48   default_param :start_time, Integer, 1
  49
  50   # sends debugging messages to a output filename
  51   default_param :output_filename, String, "none"
  52 end
  53
  54 class Topology < LibRubyObject
  55   # The default link latency between all nodes (internal and external)
  56   # in the toplogy
  57   default_param :link_latency, Integer, 1
  58
  59   # the bandwidth from an external network port to it's corresponding
  60   # internal switch
  61   default_param :external_bw, Integer, 64
  62
  63   # the bandwitch between internal switches in the network
  64   default_param :internal_bw, Integer, 16
  65
  66   # indicates whether the topology config will be displayed in the
  67   # stats file
  68   default_param :print_config, Boolean, true
  69 end
  70
  71 class Network < LibRubyObject
  72   default_param :endpoint_bandwidth, Integer, 10000
  73   default_param :adaptive_routing, Boolean, true
  74   default_param :number_of_virtual_networks, Integer, 6
  75   default_param :fan_out_degree, Integer, 4
  76
  77   # default buffer size.  Setting to 0 indicates infinite buffering
  78   default_param :buffer_size, Integer, 3
  79
  80   # local memory latency ?? NetworkLinkLatency
  81   default_param :link_latency, Integer, 1
  82
  83   # on chip latency
  84   default_param :on_chip_latency, Integer, 1
  85
  86   default_param :control_msg_size, Integer, 8
  87 end
  88
  89 class GarnetNetwork < Network
  90   default_param :flit_size, Integer, 16
  91   default_param :number_of_pipe_stages, Integer, 4
  92   default_param :vcs_per_class, Integer, 4
  93   default_param :buffer_size, Integer, 4
  94   default_param :using_network_testing, Boolean, false
  95 end
  96
  97
  98
  99 #added by SS
 100 class Tracer < LibRubyObject
 101   default_param :warmup_length, Integer, 1000000
 102 end
 103
 104 #added by SS
 105 class Profiler < LibRubyObject
 106   default_param :hot_lines, Boolean, false
 107   default_param :all_instructions, Boolean, false
 108 end
 109
 110 #added by SS
 111 class MemoryControl < LibRubyObject
 112
 113   default_param :mem_bus_cycle_multiplier, Integer, 10
 114   default_param :banks_per_rank, Integer, 8
 115   default_param :ranks_per_dimm, Integer, 2
 116   default_param :dimms_per_channel, Integer, 2
 117   default_param :bank_bit_0, Integer, 8
 118   default_param :rank_bit_0, Integer, 11
 119   default_param :dimm_bit_0, Integer, 12
 120   default_param :bank_queue_size, Integer, 12
 121   default_param :bank_busy_time, Integer, 11
 122   default_param :rank_rank_delay, Integer, 1
 123   default_param :read_write_delay, Integer, 2
 124   default_param :basic_bus_busy_time, Integer, 2
 125   default_param :mem_ctl_latency, Integer, 12
 126   default_param :refresh_period, Integer, 1560
 127   default_param :tFaw, Integer, 0
 128   default_param :mem_random_arbitrate, Integer, 0
 129   default_param :mem_fixed_delay, Integer, 0
 130
 131 end
 132
 133 ###### Protocols #######
 134
 135 ## MI_example protocol
 136
 137 class MI_example_CacheController < L1CacheController
 138   default_param :issue_latency, Integer, 2
 139   default_param :cache_response_latency, Integer, 12
 140 end
 141
 142 class MI_example_DirectoryController < DirectoryController
 143   default_param :directory_latency, Integer, 6
 144 end
 145
 146 class MI_example_DMAController < DMAController
 147   default_param :request_latency, Integer, 6
 148 end
 149
 150 ## MOESI_CMP_directory protocol
 151
 152 class MOESI_CMP_directory_L1CacheController < L1CacheController
 153   default_param :request_latency, Integer, 2
 154 end
 155
 156 class MOESI_CMP_directory_L2CacheController < CacheController
 157   default_param :request_latency, Integer, 2
 158   default_param :response_latency, Integer, 2
 159 end
 160
 161 class MOESI_CMP_directory_DirectoryController < DirectoryController
 162   default_param :directory_latency, Integer, 6
 163 end
 164
 165 class MOESI_CMP_directory_DMAController < DMAController
 166   default_param :request_latency, Integer, 6
 167   default_param :response_latency, Integer, 6
 168 end
 169
 170 class RubySystem
 171
 172   # Random seed used by the simulation. If set to "rand", the seed
 173   # will be set to the current wall clock at libruby
 174   # initialization. Otherwise, set this to an integer.
 175   default_param :random_seed, Object, 1234 #"rand"
 176
 177   # When set to true, the simulation will insert random delays on
 178   # message enqueue times.  Note that even if this is set to false,
 179   # you can still have a non-deterministic simulation if random seed
 180   # is set to "rand".  This is because the Ruby swtiches use random
 181   # link priority elevation
 182   default_param :randomization, Boolean, false
 183
 184   # tech_nm is the device size used to calculate latency and area
 185   # information about system components
 186   default_param :tech_nm, Integer, 45
 187
 188   # default frequency for the system
 189   default_param :freq_mhz, Integer, 3000
 190
 191   # the default cache block size in the system
 192   # libruby does not currently support different block sizes
 193   # among different caches
 194   # Must be a power of two
 195   default_param :block_size_bytes, Integer, 64
 196
 197   # The default debug object. There shouldn't be a reason to ever
 198   # change this line.  To adjust debug paramters statically, adjust
 199   # them in the Debug class above.  To adjust these fields
 200   # dynamically, access this RubySystem object,
 201   # e.g. RubySystem.debug.protocol_trace = true
 202   default_param :debug, Debug, Debug.new("dbg0")
 203   default_param :tracer, Tracer, Tracer.new("tracer0")
 204
 205   default_param :profiler, Profiler, Profiler.new("profiler0")
 206 end
 207