Index: branches/reconfiguration/modules/vci_tsar_config/caba/metadata/vci_tsar_config.sd =================================================================== --- branches/reconfiguration/modules/vci_tsar_config/caba/metadata/vci_tsar_config.sd (revision 878) +++ branches/reconfiguration/modules/vci_tsar_config/caba/metadata/vci_tsar_config.sd (revision 878) @@ -0,0 +1,41 @@ + +# -*- python -*- + +Module('caba:reconf:vci_tsar_config', + classname = 'soclib::caba::VciTsarConfig', + + tmpl_parameters = [ + parameter.Module('vci_param', default = 'caba:vci_param'), + ], + + header_files = [ + '../source/include/vci_tsar_config.h', + ], + + interface_files = [ + '../../include/soclib/tsar_config.h' + ], + + implementation_files = [ + '../source/src/vci_tsar_config.cpp', + ], + + ports = [ + Port('caba:bit_in', 'p_resetn', auto = 'resetn'), + Port('caba:clock_in', 'p_clk', auto = 'clock'), + Port('caba:word_in', 'p_blackhole_pos', word_t = int), + Port('caba:vci_target', 'p_vci') + ], + + uses = [ + Uses('caba:base_module'), + Uses('common:mapping_table') + ], + + instance_parameters = [ + parameter.IntTab('index'), + parameter.Module('mt', typename = 'common:mapping_table'), + ], +) + +# vim: ts=4 : sts=4 : sw=4 : et Index: branches/reconfiguration/modules/vci_tsar_config/caba/source/include/vci_tsar_config.h =================================================================== --- branches/reconfiguration/modules/vci_tsar_config/caba/source/include/vci_tsar_config.h (revision 878) +++ branches/reconfiguration/modules/vci_tsar_config/caba/source/include/vci_tsar_config.h (revision 878) @@ -0,0 +1,112 @@ +/* -*- c++ -*- + * + * SOCLIB_LGPL_HEADER_BEGIN + * + * This file is part of SoCLib, GNU LGPLv2.1. + * + * SoCLib is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published + * by the Free Software Foundation; version 2.1 of the License. + * + * SoCLib is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with SoCLib; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + * + * SOCLIB_LGPL_HEADER_END + * + * Copyright (c) UPMC, Lip6, Asim + * Cesar Fuguet , 2014 + * + */ +#ifndef SOCLIB_VCI_ROUTER_CONFIG_H +#define SOCLIB_VCI_ROUTER_CONFIG_H + +#include +#include "caba_base_module.h" +#include "mapping_table.h" +#include "int_tab.h" +#include "vci_target.h" + +namespace soclib { +namespace caba { + +using namespace sc_core; +using namespace soclib::common; + +template +class VciTsarConfig : public soclib::caba::BaseModule +{ + typedef typename vci_param::fast_addr_t vci_addr_t; + typedef typename vci_param::fast_data_t vci_data_t; + typedef typename vci_param::srcid_t vci_srcid_t; + typedef typename vci_param::trdid_t vci_trdid_t; + typedef typename vci_param::pktid_t vci_pktid_t; + + public: + + enum fsm_state_e + { + IDLE, + RSP_WRITE, + RSP_READ, + RSP_ERROR, + }; + + // Ports + sc_core::sc_in p_clk; + sc_core::sc_in p_resetn; + sc_core::sc_out p_blackhole_pos; + VciTarget p_vci; + + VciTsarConfig(sc_module_name name, + const IntTab &index, + const MappingTable &mt); + + ~VciTsarConfig(); + + + private: + + // Registers + sc_signal r_fsm_state; + + sc_signal r_rdata; + sc_signal r_srcid; + sc_signal r_trdid; + sc_signal r_pktid; + + sc_signal r_blackhole_pos; + + std::list m_seglist; + + void transition(); + void genMoore(); + +protected: + + SC_HAS_PROCESS(VciTsarConfig); + +public: + + void print_trace(); +}; + +}} + +#endif /* SOCLIB_VCI_ROUTER_CONFIG_H */ + +// Local Variables: +// tab-width: 4 +// c-basic-offset: 4 +// c-file-offsets:((innamespace . 0)(inline-open . 0)) +// indent-tabs-mode: nil +// End: + +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 + Index: branches/reconfiguration/modules/vci_tsar_config/caba/source/src/vci_tsar_config.cpp =================================================================== --- branches/reconfiguration/modules/vci_tsar_config/caba/source/src/vci_tsar_config.cpp (revision 878) +++ branches/reconfiguration/modules/vci_tsar_config/caba/source/src/vci_tsar_config.cpp (revision 878) @@ -0,0 +1,198 @@ +/* -*- c++ -*- + * + * SOCLIB_LGPL_HEADER_BEGIN + * + * This file is part of SoCLib, GNU LGPLv2.1. + * + * SoCLib is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published + * by the Free Software Foundation; version 2.1 of the License. + * + * SoCLib is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with SoCLib; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + * + * SOCLIB_LGPL_HEADER_END + * + * Copyright (c) UPMC, Lip6, Asim + * Cesar Fuguet , 2014 + * + */ + +#include "vci_tsar_config.h" +#include "tsar_config.h" + +namespace soclib { +namespace caba { + +#define tmpl(x) template x VciTsarConfig + +////////////////////////////////////////////////// +tmpl(void)::transition() +{ + p_blackhole_pos = r_blackhole_pos.read(); + + if (!p_resetn.read()) + { + r_fsm_state = IDLE; + r_blackhole_pos = 0; + return; + } + + switch (r_fsm_state.read()) + { + case IDLE: // waiting a VCI command + { + if (!p_vci.cmdval.read()) break; + + vci_addr_t address = p_vci.address.read(); + std::list::iterator seg; + bool seg_error = true; + for (seg = m_seglist.begin() ; seg != m_seglist.end() ; seg++) + { + if (seg->contains(address) and p_vci.eop.read()) + { + seg_error = false; + break; + } + } + + r_srcid = p_vci.srcid.read(); + r_trdid = p_vci.trdid.read(); + r_pktid = p_vci.pktid.read(); + + if (seg_error) + { + if (!p_vci.eop.read()) break; + r_fsm_state = RSP_ERROR; + break; + } + + int reg = (int)((address >> 2) & 0x1) % CONFIG_SPAN; + + if ((p_vci.cmd.read() == vci_param::CMD_WRITE) && + (reg == CONFIG_BHPOS)) + { + r_blackhole_pos = (int)p_vci.wdata.read(); + r_fsm_state = RSP_WRITE; + break; + } + if ((p_vci.cmd.read() == vci_param::CMD_READ) && + (reg == CONFIG_BHPOS)) + { + r_rdata = (vci_data_t)r_blackhole_pos.read(); + r_fsm_state = RSP_READ; + break; + } + if (p_vci.eop.read()) + { + r_fsm_state = RSP_ERROR; + } + break; + } // end case IDLE + case RSP_ERROR: // return an error response + case RSP_READ: // return a valid read response + case RSP_WRITE: // return a valid write response + { + if (p_vci.rspack.read()) + { + r_fsm_state = IDLE; + } + break; + } + } // end switch r_fsm_state +} // end transition + +////////////////////////////////////////////////// +tmpl(void)::genMoore() +{ + p_vci.rsrcid = r_srcid.read(); + p_vci.rtrdid = r_trdid.read(); + p_vci.rpktid = r_pktid.read(); + p_vci.reop = true; + + switch(r_fsm_state.read()) + { + case IDLE: + p_vci.cmdack = true; + p_vci.rspval = false; + p_vci.rdata = 0; + p_vci.rerror = vci_param::ERR_NORMAL; + break; + + case RSP_WRITE: + p_vci.cmdack = false; + p_vci.rspval = true; + p_vci.rdata = 0; + p_vci.rerror = vci_param::ERR_NORMAL; + break; + + case RSP_READ: + p_vci.cmdack = false; + p_vci.rspval = true; + p_vci.rdata = r_rdata.read(); + p_vci.rerror = vci_param::ERR_NORMAL; + break; + + case RSP_ERROR: + p_vci.cmdack = false; + p_vci.rspval = true; + p_vci.rdata = 0; + p_vci.rerror = vci_param::ERR_GENERAL_DATA_ERROR; + break; + } +} // end genMoore() + +////////////////////////////////////////////////// +tmpl(/**/)::VciTsarConfig(sc_module_name name, + const IntTab &index, + const MappingTable &mt) + : soclib::caba::BaseModule(name), + p_clk("clk"), + p_resetn("resetn"), + p_vci("vci"), + m_seglist(mt.getSegmentList(index)) +{ + SC_METHOD(transition); + dont_initialize(); + sensitive << p_clk.pos(); + + SC_METHOD(genMoore); + dont_initialize(); + sensitive << p_clk.neg(); +} + +////////////////////////////////////////////////// +tmpl(/**/)::~VciTsarConfig() +{ +} + +////////////////////////////////////////////////// +tmpl(void)::print_trace() +{ + const char* state_str[] = {"IDLE", + "RSP_WRITE", + "RSP_READ", + "RSP_ERROR"}; + + std::cout << "VCI_TSAR_CONFIG " << name() + << " : state = " << state_str[r_fsm_state.read()] << std::endl; +} + +}} + +// Local Variables: +// tab-width: 4 +// c-basic-offset: 4 +// c-file-offsets:((innamespace . 0)(inline-open . 0)) +// indent-tabs-mode: nil +// End: + +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 + Index: branches/reconfiguration/modules/vci_tsar_config/include/soclib/tsar_config.h =================================================================== --- branches/reconfiguration/modules/vci_tsar_config/include/soclib/tsar_config.h (revision 878) +++ branches/reconfiguration/modules/vci_tsar_config/include/soclib/tsar_config.h (revision 878) @@ -0,0 +1,45 @@ +/* + * SOCLIB_LGPL_HEADER_BEGIN + * + * This file is part of SoCLib, GNU LGPLv2.1. + * + * SoCLib is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published + * by the Free Software Foundation; version 2.1 of the License. + * + * SoCLib is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with SoCLib; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + * + * SOCLIB_LGPL_HEADER_END + * + * Copyright (c) UPMC, Lip6, Asim + * Cesar Fuguet , 2014 + */ +#ifndef TSAR_CONFIG_REGS_H +#define TSAR_CONFIG_REGS_H + + +enum SoclibTtyRegisters { + CONFIG_BHPOS = 0, + /**/ + CONFIG_SPAN = 1, +}; + +#endif /* TSAR_CONFIG_REGS_H */ + +// Local Variables: +// tab-width: 4 +// c-basic-offset: 4 +// c-file-offsets:((innamespace . 0)(inline-open . 0)) +// indent-tabs-mode: nil +// End: + +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 +