AbstractController.cc revision 9497:2759161b9d7f 
1/*
2 * Copyright (c) 2011 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "mem/ruby/slicc_interface/AbstractController.hh"
30#include "mem/ruby/system/System.hh"
31
32AbstractController::AbstractController(const Params *p)
33    : ClockedObject(p), Consumer(this), m_fully_busy_cycles(0),
34    m_request_count(0)
35{
36    m_version = p->version;
37    m_transitions_per_cycle = p->transitions_per_cycle;
38    m_buffer_size = p->buffer_size;
39    m_recycle_latency = p->recycle_latency;
40    m_number_of_TBEs = p->number_of_TBEs;
41    m_is_blocking = false;
42}
43
44void
45AbstractController::init()
46{
47    params()->ruby_system->registerAbstractController(this);
48}
49
50void
51AbstractController::clearStats()
52{
53    m_requestProfileMap.clear();
54    m_request_count = 0;
55
56    m_delayHistogram.clear();
57
58    uint32_t size = Network::getNumberOfVirtualNetworks();
59    m_delayVCHistogram.resize(size);
60    for (uint32_t i = 0; i < size; i++) {
61        m_delayVCHistogram[i].clear();
62    }
63}
64
65void
66AbstractController::profileRequest(const std::string &request)
67{
68    m_request_count++;
69
70    // if it doesn't exist, conveniently, it will be created with the
71    // default value which is 0
72    m_requestProfileMap[request]++;
73}
74
75void
76AbstractController::profileMsgDelay(uint32_t virtualNetwork, Time delay)
77{
78    assert(virtualNetwork < m_delayVCHistogram.size());
79    m_delayHistogram.add(delay);
80    m_delayVCHistogram[virtualNetwork].add(delay);
81}
82