// $Id: flatflyconfig 5188 2012-08-30 00:31:31Z dub $

// Copyright (c) 2007-2012, Trustees of The Leland Stanford Junior University
// 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.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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//A flattened butterfly configurate file with many tweaks from the
//default settings. 


// Flow control
// Total number of VCs must match the above assignments
num_vcs     = 8;
vc_buf_size = 4;

wait_for_tail_credit = 0;

//
// Router architectureq
//
vc_allocator = islip; 
sw_allocator = islip;
alloc_iters  = 1;

credit_delay   = 2;
routing_delay  = 0;
vc_alloc_delay = 1;
sw_alloc_delay = 1;
st_final_delay = 1;

input_speedup     = 1;
output_speedup    = 1;
internal_speedup  = 1.0;

//
// Traffic
//

warmup_periods = 3;

sample_period  = 1000;  

sim_count          = 1;

traffic       = uniform;


// Flatfly 
//
// #node = k^(n+1)
//
// x, y, specifies the arrangement of routers in x and y dim
// xr, yr specifiies the arayment of clients in a router
//
topology = flatfly;
subnets = 1;

c  = 4;
k  = 4;
n  = 2;

x  = 4;
y  = 4;
xr = 2;
yr = 2;

//
// Routing
//

routing_function = ran_min;

//1: batch mode, 0: injection mode
use_read_write = 0;

//for injection mode
packet_size = 1;
injection_rate = 0.1;

//for batch mode
read_request_size=1;
write_request_size=1;
read_reply_size=1;
write_reply_size=1;

read_request_begin_vc  = 0;
read_request_end_vc    = 3;
write_reply_begin_vc   = 4;
write_reply_end_vc     = 7;
read_reply_begin_vc    = 4;
read_reply_end_vc      = 7;
write_request_begin_vc = 0;
write_request_end_vc   = 3;

//latency: drains all packet, throughput:no drain?
sim_type = latency;