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Diffstat (limited to 'src/mem/ruby/network/garnet/fixed-pipeline/VCallocator_d.hh')
-rw-r--r-- | src/mem/ruby/network/garnet/fixed-pipeline/VCallocator_d.hh | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/VCallocator_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/VCallocator_d.hh deleted file mode 100644 index 246b7ad2f..000000000 --- a/src/mem/ruby/network/garnet/fixed-pipeline/VCallocator_d.hh +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Copyright (c) 2008 Princeton 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; - * 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: Niket Agarwal - */ - -#ifndef __MEM_RUBY_NETWORK_GARNET_FIXED_PIPELINE_VC_ALLOCATOR_D_HH__ -#define __MEM_RUBY_NETWORK_GARNET_FIXED_PIPELINE_VC_ALLOCATOR_D_HH__ - -#include <iostream> -#include <utility> -#include <vector> - -#include "mem/ruby/common/Consumer.hh" -#include "mem/ruby/network/garnet/NetworkHeader.hh" - -class Router_d; -class InputUnit_d; -class OutputUnit_d; - -class VCallocator_d : public Consumer -{ - public: - VCallocator_d(Router_d *router); - void init(); - void wakeup(); - void check_for_wakeup(); - void clear_request_vector(); - int get_vnet(int invc); - void print(std::ostream& out) const {} - void arbitrate_invcs(); - void arbitrate_outvcs(); - bool is_invc_candidate(int inport_iter, int invc_iter); - void select_outvc(int inport_iter, int invc_iter); - - double get_local_arbit_count(unsigned int vnet) const - { return m_local_arbiter_activity[vnet]; } - - double get_global_arbit_count(unsigned int vnet) const - { return m_global_arbiter_activity[vnet]; } - - private: - int m_num_vcs, m_vc_per_vnet; - int m_num_inports; - int m_num_outports; - - Router_d *m_router; - - // First stage of arbitration - // where all vcs select an output vc to contend for - std::vector<std::vector<int> > m_round_robin_invc; - - // Arbiter for every output vc - std::vector<std::vector<std::pair<int, int> > > m_round_robin_outvc; - - // [outport][outvc][inport][invc] - // set true in the first phase of allocation - std::vector<std::vector<std::vector<std::vector<bool> > > > m_outvc_req; - - std::vector<std::vector<bool> > m_outvc_is_req; - - std::vector<InputUnit_d *> m_input_unit; - std::vector<OutputUnit_d *> m_output_unit; - - // Statistical variables - std::vector<double> m_local_arbiter_activity; - std::vector<double> m_global_arbiter_activity; -}; - -#endif // __MEM_RUBY_NETWORK_GARNET_FIXED_PIPELINE_VC_ALLOCATOR_D_HH__ |