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/*****************************************************************************
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 __TLM_REQ_RSP_CHANNELS_H__
#define __TLM_REQ_RSP_CHANNELS_H__
#include "tlm_core/tlm_1/tlm_req_rsp/tlm_adapters/tlm_adapters.h"
#include "tlm_core/tlm_1/tlm_req_rsp/tlm_channels/tlm_fifo/tlm_fifo.h"
#include "tlm_core/tlm_1/tlm_req_rsp/tlm_channels/tlm_req_rsp_channels/tlm_put_get_imp.h"
namespace tlm {
template < typename REQ , typename RSP ,
typename REQ_CHANNEL = tlm_fifo<REQ> ,
typename RSP_CHANNEL = tlm_fifo<RSP> >
class tlm_req_rsp_channel : public sc_core::sc_module
{
public:
// uni-directional slave interface
sc_core::sc_export< tlm_fifo_get_if< REQ > > get_request_export;
sc_core::sc_export< tlm_fifo_put_if< RSP > > put_response_export;
// uni-directional master interface
sc_core::sc_export< tlm_fifo_put_if< REQ > > put_request_export;
sc_core::sc_export< tlm_fifo_get_if< RSP > > get_response_export;
// master / slave interfaces
sc_core::sc_export< tlm_master_if< REQ , RSP > > master_export;
sc_core::sc_export< tlm_slave_if< REQ , RSP > > slave_export;
tlm_req_rsp_channel( int req_size = 1 , int rsp_size = 1 ) :
sc_core::sc_module( sc_core::sc_module_name( sc_core::sc_gen_unique_name("tlm_req_rsp_channel") ) ) ,
request_fifo( req_size ) ,
response_fifo( rsp_size ) ,
master( request_fifo , response_fifo ) ,
slave( request_fifo , response_fifo )
{
bind_exports();
}
tlm_req_rsp_channel( sc_core::sc_module_name module_name ,
int req_size = 1 , int rsp_size = 1 ) :
sc_core::sc_module( module_name ) ,
request_fifo( req_size ) ,
response_fifo( rsp_size ) ,
master( request_fifo , response_fifo ) ,
slave( request_fifo , response_fifo )
{
bind_exports();
}
private:
void bind_exports() {
put_request_export( request_fifo );
get_request_export( request_fifo );
put_response_export( response_fifo );
get_response_export( response_fifo );
master_export( master );
slave_export( slave );
}
protected:
REQ_CHANNEL request_fifo;
RSP_CHANNEL response_fifo;
tlm_master_imp< REQ , RSP > master;
tlm_slave_imp< REQ , RSP > slave;
};
template < typename REQ , typename RSP ,
typename REQ_CHANNEL = tlm_fifo<REQ> ,
typename RSP_CHANNEL = tlm_fifo<RSP> >
class tlm_transport_channel : public sc_core::sc_module
{
public:
// master transport interface
sc_core::sc_export< tlm_transport_if< REQ , RSP > > target_export;
// slave interfaces
sc_core::sc_export< tlm_fifo_get_if< REQ > > get_request_export;
sc_core::sc_export< tlm_fifo_put_if< RSP > > put_response_export;
sc_core::sc_export< tlm_slave_if< REQ , RSP > > slave_export;
tlm_transport_channel() :
sc_core::sc_module( sc_core::sc_module_name( sc_core::sc_gen_unique_name("transport_channel" ) ) ) ,
target_export("target_export") ,
req_rsp( "req_rsp" , 1 , 1 ) ,
t2m("ts2m")
{
do_binding();
}
tlm_transport_channel( sc_core::sc_module_name nm ) :
sc_core::sc_module( nm ) ,
target_export("target_export") ,
req_rsp( "req_rsp" , 1 , 1 ) ,
t2m("tsm" )
{
do_binding();
}
private:
void do_binding() {
target_export( t2m.target_export );
t2m.master_port( req_rsp.master_export );
get_request_export( req_rsp.get_request_export );
put_response_export( req_rsp.put_response_export );
slave_export( req_rsp.slave_export );
}
tlm_req_rsp_channel< REQ , RSP , REQ_CHANNEL , RSP_CHANNEL > req_rsp;
tlm_transport_to_master< REQ , RSP > t2m;
};
} // namespace tlm
#endif
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