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authorGabe Black <gabeblack@google.com>2018-05-09 18:42:03 -0700
committerGabe Black <gabeblack@google.com>2018-07-24 21:45:55 +0000
commit5872389715a194dd91b17e46b770537415d50e30 (patch)
treedb88c6c62d4055ff37c9456e3134ec6d8fda7d82 /src/systemc/ext/channel/sc_buffer.hh
parent34467a211b43cf52e469f5e3842a3b8c431959c7 (diff)
downloadgem5-5872389715a194dd91b17e46b770537415d50e30.tar.xz
systemc: Stub out the predefined channels.
Change-Id: Ie030aad26875bd49e54981ec1e9076b7b5af6630 Reviewed-on: https://gem5-review.googlesource.com/10839 Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Gabe Black <gabeblack@google.com>
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diff --git a/src/systemc/ext/channel/sc_buffer.hh b/src/systemc/ext/channel/sc_buffer.hh
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+/*
+ * 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_EXT_CHANNEL_SC_BUFFER_HH__
+#define __SYSTEMC_EXT_CHANNEL_SC_BUFFER_HH__
+
+#include "../core/sc_module.hh" // for sc_gen_unique_name
+#include "sc_signal.hh"
+#include "warn_unimpl.hh" // for warn_unimpl
+
+namespace sc_core
+{
+
+template <class T, sc_writer_policy WRITER_POLICY>
+class sc_buffer : public sc_signal<T, WRITER_POLICY>
+{
+ public:
+ sc_buffer() : sc_signal<T, WRITER_POLICY>(sc_gen_unique_name("buffer")) {}
+ explicit sc_buffer(const char *name) :
+ sc_signal<T, WRITER_POLICY>(sc_gen_unique_name(name))
+ {}
+
+ virtual void
+ write(const T&)
+ {
+ sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+ }
+
+ sc_buffer<T, WRITER_POLICY> &
+ operator = (const T &)
+ {
+ sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+ return *this;
+ }
+ sc_buffer<T, WRITER_POLICY> &
+ operator = (const sc_signal<T, WRITER_POLICY> &)
+ {
+ sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+ return *this;
+ }
+ sc_buffer<T, WRITER_POLICY> &
+ operator = (const sc_buffer<T, WRITER_POLICY> &)
+ {
+ sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+ return *this;
+ }
+
+ virtual const char *kind() const { return "sc_buffer"; }
+
+ protected:
+ virtual void
+ update()
+ {
+ sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+ }
+
+ private:
+ // Disabled
+ sc_buffer(const sc_buffer<T, WRITER_POLICY> &) {}
+};
+
+} // namespace sc_core
+
+#endif //__SYSTEMC_EXT_CHANNEL_SC_BUFFER_HH__