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Diffstat (limited to 'src/systemc/ext/tlm_core/1/req_rsp/interfaces/fifo_ifs.hh')
-rw-r--r-- | src/systemc/ext/tlm_core/1/req_rsp/interfaces/fifo_ifs.hh | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/systemc/ext/tlm_core/1/req_rsp/interfaces/fifo_ifs.hh b/src/systemc/ext/tlm_core/1/req_rsp/interfaces/fifo_ifs.hh new file mode 100644 index 000000000..b6d06cef8 --- /dev/null +++ b/src/systemc/ext/tlm_core/1/req_rsp/interfaces/fifo_ifs.hh @@ -0,0 +1,79 @@ +/***************************************************************************** + + Licensed to Accellera Systems Initiative Inc. (Accellera) under one or + more contributor license agreements. See the NOTICE file distributed + with this work for additional information regarding copyright ownership. + Accellera licenses this file to you under the Apache License, Version 2.0 + (the "License"); you may not use this file except in compliance with the + License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied. See the License for the specific language governing + permissions and limitations under the License. + + *****************************************************************************/ + +#ifndef __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_INTERFACES_FIFO_IFS_HH__ +#define __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_INTERFACES_FIFO_IFS_HH__ + +#include "tlm_core/1/req_rsp/interfaces/core_ifs.hh" + +namespace tlm +{ + +// +// Fifo specific interfaces +// + +// Fifo Debug Interface + +template <typename T> +class tlm_fifo_debug_if : public virtual sc_core::sc_interface +{ + public: + virtual int used() const = 0; + virtual int size() const = 0; + virtual void debug() const = 0; + + // + // non blocking peek and poke - no notification + // + // n is index of data : + // 0 <= n < size(), where 0 is most recently written, and size() - 1 + // is oldest ie the one about to be read. + // + + virtual bool nb_peek(T &, int n) const = 0; + virtual bool nb_poke(const T&, int n=0) = 0; +}; + +// fifo interfaces = extended + debug + +template <typename T> +class tlm_fifo_put_if : public virtual tlm_put_if<T>, + public virtual tlm_fifo_debug_if<T> +{}; + +template <typename T> +class tlm_fifo_get_if : + public virtual tlm_get_peek_if<T>, + public virtual tlm_fifo_debug_if<T> +{}; + +class tlm_fifo_config_size_if : public virtual sc_core::sc_interface +{ + public: + virtual void nb_expand(unsigned int n=1) = 0; + virtual void nb_unbound(unsigned int n=16) = 0; + + virtual bool nb_reduce(unsigned int n=1) = 0; + virtual bool nb_bound(unsigned int n) = 0; +}; + +} // namespace tlm + +#endif /* __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_INTERFACES_FIFO_IFS_HH__ */ |