diff options
Diffstat (limited to 'util/systemc/systemc_within_gem5/systemc_simple_object/feeder.hh')
-rw-r--r-- | util/systemc/systemc_within_gem5/systemc_simple_object/feeder.hh | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/util/systemc/systemc_within_gem5/systemc_simple_object/feeder.hh b/util/systemc/systemc_within_gem5/systemc_simple_object/feeder.hh new file mode 100644 index 000000000..9d2cbcb24 --- /dev/null +++ b/util/systemc/systemc_within_gem5/systemc_simple_object/feeder.hh @@ -0,0 +1,71 @@ +/* + * Copyright 2018 Google, Inc. + * + * 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: Gabe Black + */ + +#ifndef __SYSTEMC_SIMPLE_OBJECT_FEEDER_HH__ +#define __SYSTEMC_SIMPLE_OBJECT_FEEDER_HH__ + +#include <string> +#include <vector> + +#include "sim/eventq.hh" +#include "sim/sim_object.hh" +#include "systemc_simple_object/printer.hh" + +// The "external" header interface for systemc is in systemc/ext and is what +// a model which doesn't know anything about gem5 would use. This includes a +// particular file from those headers, but alternatively we could include +// systemc/ext/systemc or systemc/ext/systemc.h. +#include "systemc/ext/channel/sc_buffer.hh" + +// This implementation (mostly) just uses standard gem5 mechanisms. +class Gem5_FeederParams; + +class Feeder : public SimObject +{ + public: + Feeder(Gem5_FeederParams *params); + + void feed(); + + private: + Printer *printer; + Tick delay; + std::vector<std::string> strings; + int index; + + // SystemC types can be used in gem5 classes, but that should be avoided + // except to help interact with systemc objects/models. + sc_core::sc_buffer<const char *> buf; + + EventWrapper<Feeder, &Feeder::feed> event; + + void startup() override; +}; + +#endif // __SYSTEMC_SIMPLE_OBJECT_PRINTER_HH__ |