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Diffstat (limited to 'src/systemc/ext/tlm_core/2/sockets/target_socket.hh')
| -rw-r--r-- | src/systemc/ext/tlm_core/2/sockets/target_socket.hh | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/src/systemc/ext/tlm_core/2/sockets/target_socket.hh b/src/systemc/ext/tlm_core/2/sockets/target_socket.hh new file mode 100644 index 000000000..b412a7d5c --- /dev/null +++ b/src/systemc/ext/tlm_core/2/sockets/target_socket.hh @@ -0,0 +1,223 @@ +/***************************************************************************** + + 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_2_SOCKETS_TARGET_SOCKET_HH__ +#define __SYSTEMC_EXT_TLM_CORE_2_SOCKETS_TARGET_SOCKET_HH__ + +#include "tlm_core/2/interfaces/fw_bw_ifs.hh" +#include "tlm_core/2/sockets/base_socket_if.hh" + +namespace tlm +{ + +template <unsigned int BUSWIDTH=32, typename FW_IF=tlm_fw_transport_if<>, + typename BW_IF=tlm_bw_transport_if<>> +class tlm_base_target_socket_b +{ + public: + virtual ~tlm_base_target_socket_b() {} + + virtual sc_core::sc_port_b<BW_IF> &get_base_port() = 0; + virtual sc_core::sc_export<FW_IF> &get_base_export() = 0; + virtual FW_IF &get_base_interface() = 0; +}; + +template <unsigned int BUSWIDTH, typename FW_IF, typename BW_IF> +class tlm_base_initiator_socket_b; + +template <unsigned int BUSWIDTH, typename FW_IF, typename BW_IF, int N, + sc_core::sc_port_policy POL> +class tlm_base_initiator_socket; + +template <unsigned int BUSWIDTH=32, typename FW_IF=tlm_fw_transport_if<>, + typename BW_IF=tlm_bw_transport_if<>, int N=1, + sc_core::sc_port_policy POL=sc_core::SC_ONE_OR_MORE_BOUND> +class tlm_base_target_socket : + public tlm_base_socket_if, + public tlm_base_target_socket_b<BUSWIDTH, FW_IF, BW_IF>, + public sc_core::sc_export<FW_IF> +{ + public: + typedef FW_IF fw_interface_type; + typedef BW_IF bw_interface_type; + typedef sc_core::sc_port<bw_interface_type, N, POL> port_type; + + typedef sc_core::sc_export<fw_interface_type> export_type; + typedef tlm_base_initiator_socket_b< + BUSWIDTH, fw_interface_type, bw_interface_type> + base_initiator_socket_type; + + typedef tlm_base_target_socket_b< + BUSWIDTH, fw_interface_type, bw_interface_type> base_type; + + template <unsigned int, typename, typename, int, sc_core::sc_port_policy> + friend class tlm_base_initiator_socket; + + public: + tlm_base_target_socket() : + export_type(sc_core::sc_gen_unique_name("tlm_base_target_socket")), + m_port(sc_core::sc_gen_unique_name("tlm_base_target_socket_port")) + {} + + explicit tlm_base_target_socket(const char *name) : + export_type(name), m_port(sc_core::sc_gen_unique_name( + (std::string(name) + "_port").c_str())) + {} + + virtual const char *kind() const { return "tlm_base_target_socket"; } + + // + // Bind target socket to initiator socket + // - Binds the port of the initiator socket to the export of the target + // socket + // - Binds the port of the target socket to the export of the initiator + // socket + // + virtual void + bind(base_initiator_socket_type &s) + { + // initiator.port -> target.export + (s.get_base_port())(get_base_interface()); + // target.port -> initiator.export + get_base_port()(s.get_base_interface()); + } + + void operator () (base_initiator_socket_type &s) { bind(s); } + + // + // Bind target socket to target socket (hierarchical bind) + // - Binds both the export and the port + // + virtual void + bind(base_type &s) + { + // export + (get_base_export())(s.get_base_export()); + // port + (s.get_base_port())(get_base_port()); + } + + void operator () (base_type &s) { bind(s); } + + // + // Bind interface to socket + // - Binds the interface to the export + // + virtual void + bind(fw_interface_type &ifs) + { + export_type *exp = &get_base_export(); + if (this == exp) { + export_type::bind(ifs); + } else { + exp->bind( ifs ); + } + } + + void operator () (fw_interface_type &s) { bind(s); } + + // + // Forward to 'size()' of port class. + // + int size() const { return m_port.size(); } + + // + // Forward to 'operator->()' of port class. + // + bw_interface_type *operator->() { return m_port.operator->(); } + + // + // Forward to 'operator[]()' of port class. + // + bw_interface_type *operator[](int i) { return m_port.operator[](i); } + + // Implementation of tlm_base_socket_if functions. + virtual sc_core::sc_port_base &get_port_base() { return m_port; } + virtual sc_core::sc_port_base const & + get_port_base() const + { + return m_port; + } + virtual sc_core::sc_export_base &get_export_base() { return *this; } + virtual sc_core::sc_export_base const & + get_export_base() const + { + return *this; + } + virtual unsigned int get_bus_width() const { return BUSWIDTH; } + virtual tlm_socket_category + get_socket_category() const + { + return TLM_TARGET_SOCKET; + } + + // Implementation of tlm_base_target_socket_b functions + virtual sc_core::sc_port_b<BW_IF> &get_base_port() { return m_port; } + virtual sc_core::sc_port_b<BW_IF> const & + get_base_port() const + { + return m_port; + } + + virtual FW_IF &get_base_interface() { return *this; } + virtual FW_IF const &get_base_interface() const { return *this; } + + virtual sc_core::sc_export<FW_IF> &get_base_export() { return *this; } + virtual sc_core::sc_export<FW_IF> const & + get_base_export() const + { + return *this; + } + + protected: + port_type m_port; +}; + +template <unsigned int BUSWIDTH=32, typename TYPES=tlm_base_protocol_types, + int N=1, sc_core::sc_port_policy POL=sc_core::SC_ONE_OR_MORE_BOUND> +class tlm_target_socket : + public tlm_base_target_socket< + BUSWIDTH, tlm_fw_transport_if<TYPES>, + tlm_bw_transport_if<TYPES>, N, POL> +{ + public: + tlm_target_socket() : + tlm_base_target_socket< + BUSWIDTH, tlm_fw_transport_if<TYPES>, + tlm_bw_transport_if<TYPES>, N, POL>() + {} + + explicit tlm_target_socket(const char *name) : + tlm_base_target_socket< + BUSWIDTH, tlm_fw_transport_if<TYPES>, + tlm_bw_transport_if<TYPES>, N, POL>(name) + {} + + virtual const char* kind() const { return "tlm_target_socket"; } + + virtual sc_core::sc_type_index + get_protocol_types() const + { + return typeid(TYPES); + } +}; + +} // namespace tlm + +#endif /* __SYSTEMC_EXT_TLM_CORE_2_SOCKETS_TARGET_SOCKET_HH__ */ |