diff options
| author | Myrice <[email protected]> | 2015-04-07 14:43:05 -0700 |
|---|---|---|
| committer | Myrice <[email protected]> | 2015-04-07 14:43:05 -0700 |
| commit | 6b9eb92bd0b03d69a2f2e9c075a8af99d860d4d1 (patch) | |
| tree | c741ac460cb86219446070765be97536143def55 /src/intersim2/.svn/pristine/da | |
| parent | 4dc9d53085b568aea0cefe75d599f87bb5e0841f (diff) | |
Booksim2 abandoned svn and moved to github (https://github.com/booksim/booksim2). This .svn folder is useless now and should be deleted.
For further integration, a git submodule/git subtree may be used. Since I modified their source code, we cannot use git submodule/git subtree easily.
Signed-off-by: Myrice <[email protected]>
Diffstat (limited to 'src/intersim2/.svn/pristine/da')
| -rw-r--r-- | src/intersim2/.svn/pristine/da/dace18d8332403831e17e47c9f2dac7ee20fe786.svn-base | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/intersim2/.svn/pristine/da/dace18d8332403831e17e47c9f2dac7ee20fe786.svn-base b/src/intersim2/.svn/pristine/da/dace18d8332403831e17e47c9f2dac7ee20fe786.svn-base deleted file mode 100644 index eba0184..0000000 --- a/src/intersim2/.svn/pristine/da/dace18d8332403831e17e47c9f2dac7ee20fe786.svn-base +++ /dev/null @@ -1,125 +0,0 @@ -// $Id$ - -/* - 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" 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. -*/ - -////////////////////////////////////////////////////////////////////// -// -// File Name: channel.hpp -// -// The Channel models a generic channel with a multi-cycle -// transmission delay. The channel latency can be specified as -// an integer number of simulator cycles. -// -///// -#ifndef _CHANNEL_HPP -#define _CHANNEL_HPP - -#include <queue> -#include <cassert> - -#include "globals.hpp" -#include "module.hpp" -#include "timed_module.hpp" - -using namespace std; - -template<typename T> -class Channel : public TimedModule { -public: - Channel(Module * parent, string const & name); - virtual ~Channel() {} - - // Physical Parameters - void SetLatency(int cycles); - int GetLatency() const { return _delay ; } - - // Send data - virtual void Send(T * data); - - // Receive data - virtual T * Receive(); - - virtual void ReadInputs(); - virtual void Evaluate() {} - virtual void WriteOutputs(); - -protected: - int _delay; - T * _input; - T * _output; - queue<pair<int, T *> > _wait_queue; - -}; - -template<typename T> -Channel<T>::Channel(Module * parent, string const & name) - : TimedModule(parent, name), _delay(1), _input(0), _output(0) { -} - -template<typename T> -void Channel<T>::SetLatency(int cycles) { - if(cycles <= 0) { - Error("Channel must have positive delay."); - } - _delay = cycles ; -} - -template<typename T> -void Channel<T>::Send(T * data) { - _input = data; -} - -template<typename T> -T * Channel<T>::Receive() { - return _output; -} - -template<typename T> -void Channel<T>::ReadInputs() { - if(_input) { - _wait_queue.push(make_pair(GetSimTime() + _delay - 1, _input)); - _input = 0; - } -} - -template<typename T> -void Channel<T>::WriteOutputs() { - _output = 0; - if(_wait_queue.empty()) { - return; - } - pair<int, T *> const & item = _wait_queue.front(); - int const & time = item.first; - if(GetSimTime() < time) { - return; - } - assert(GetSimTime() == time); - _output = item.second; - assert(_output); - _wait_queue.pop(); -} - -#endif |
