Network.cc revision 8255 
15584Snate@binkert.org/*
25584Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
35584Snate@binkert.org * All rights reserved.
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275584Snate@binkert.org */
285584Snate@binkert.org
295584Snate@binkert.org#include "base/misc.hh"
305584Snate@binkert.org#include "mem/protocol/MachineType.hh"
315584Snate@binkert.org#include "mem/ruby/network/Network.hh"
325584Snate@binkert.org#include "mem/ruby/network/Topology.hh"
337841Sgblack@eecs.umich.edu
347841Sgblack@eecs.umich.eduNetwork::Network(const Params *p)
3510641Sgabeblack@google.com    : SimObject(p)
365584Snate@binkert.org{
375584Snate@binkert.org    m_virtual_networks = p->number_of_virtual_networks;
385584Snate@binkert.org    m_topology_ptr = p->topology;
395584Snate@binkert.org    m_buffer_size = p->buffer_size;
4010839Sandreas.sandberg@arm.com    m_endpoint_bandwidth = p->endpoint_bandwidth;
415584Snate@binkert.org    m_adaptive_routing = p->adaptive_routing;
425584Snate@binkert.org    m_link_latency = p->link_latency;
435584Snate@binkert.org    m_control_msg_size = p->control_msg_size;
447824Sgblack@eecs.umich.edu
455584Snate@binkert.org    // Total nodes/controllers in network
468951Sgblack@eecs.umich.edu    // Must make sure this is called after the State Machine constructors
478235Snate@binkert.org    m_nodes = MachineType_base_number(MachineType_NUM);
488235Snate@binkert.org    assert(m_nodes != 0);
498235Snate@binkert.org
509003SAli.Saidi@ARM.com    assert(m_virtual_networks != 0);
518235Snate@binkert.org    assert(m_topology_ptr != NULL);
525584Snate@binkert.org
535584Snate@binkert.org    // Initialize the controller's network pointers
54    m_topology_ptr->initNetworkPtr(this);
55}
56
57void
58Network::init()
59{
60    m_data_msg_size = RubySystem::getBlockSizeBytes() + m_control_msg_size;
61}
62
63int
64Network::MessageSizeType_to_int(MessageSizeType size_type)
65{
66    switch(size_type) {
67      case MessageSizeType_Undefined:
68        panic("Can't convert Undefined MessageSizeType to integer");
69        break;
70      case MessageSizeType_Control:
71      case MessageSizeType_Request_Control:
72      case MessageSizeType_Reissue_Control:
73      case MessageSizeType_Response_Control:
74      case MessageSizeType_Writeback_Control:
75      case MessageSizeType_Broadcast_Control:
76      case MessageSizeType_Multicast_Control:
77      case MessageSizeType_Forwarded_Control:
78      case MessageSizeType_Invalidate_Control:
79      case MessageSizeType_Unblock_Control:
80      case MessageSizeType_Persistent_Control:
81      case MessageSizeType_Completion_Control:
82        return m_control_msg_size;
83      case MessageSizeType_Data:
84      case MessageSizeType_Response_Data:
85      case MessageSizeType_ResponseLocal_Data:
86      case MessageSizeType_ResponseL2hit_Data:
87      case MessageSizeType_Writeback_Data:
88        return m_data_msg_size;
89      default:
90        panic("Invalid range for type MessageSizeType");
91        break;
92    }
93}
94
95const std::vector<Throttle*>*
96Network::getThrottles(NodeID id) const
97{
98    return NULL;
99}
100