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// ----------------------------------------------------------------------------
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// Access functions for the ORPSoC Verilator model: implementation
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// Access functions for the ORPSoC Verilator model: implementation
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// Copyright (C) 2008 Embecosm Limited <info@embecosm.com>
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// Copyright (C) 2008 Embecosm Limited <info@embecosm.com>
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// Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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// Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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// Contributor Julius Baxter <jb@orsoc.se>
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// This file is part of the cycle accurate model of the OpenRISC 1000 based
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// This file is part of the cycle accurate model of the OpenRISC 1000 based
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// system-on-chip, ORPSoC, built using Verilator.
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// system-on-chip, ORPSoC, built using Verilator.
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// This program is free software: you can redistribute it and/or modify it
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// This program is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published by
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// under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or (at your
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// the Free Software Foundation, either version 3 of the License, or (at your
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// option) any later version.
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// option) any later version.
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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// License for more details.
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// License for more details.
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// You should have received a copy of the GNU Lesser General Public License
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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// ----------------------------------------------------------------------------
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// ----------------------------------------------------------------------------
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// $Id: OrpsocAccess.cpp 303 2009-02-16 11:20:17Z jeremy $
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// $Id: OrpsocAccess.cpp 303 2009-02-16 11:20:17Z jeremy $
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#include "OrpsocAccess.h"
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#include "OrpsocAccess.h"
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#include "Vorpsoc_top.h"
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#include "Vorpsoc_top.h"
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#include "Vorpsoc_top_orpsoc_top.h"
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#include "Vorpsoc_top_orpsoc_top.h"
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#include "Vorpsoc_top_or1k_top.h"
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#include "Vorpsoc_top_or1k_top.h"
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#include "Vorpsoc_top_or1200_top.h"
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#include "Vorpsoc_top_or1200_top.h"
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#include "Vorpsoc_top_or1200_cpu.h"
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#include "Vorpsoc_top_or1200_cpu.h"
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#include "Vorpsoc_top_or1200_ctrl.h"
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#include "Vorpsoc_top_or1200_ctrl.h"
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#include "Vorpsoc_top_or1200_except.h"
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#include "Vorpsoc_top_or1200_sprs.h"
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#include "Vorpsoc_top_or1200_rf.h"
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#include "Vorpsoc_top_or1200_rf.h"
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#include "Vorpsoc_top_or1200_dpram.h"
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#include "Vorpsoc_top_or1200_dpram.h"
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//! Constructor for the ORPSoC access class
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//! Constructor for the ORPSoC access class
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//! Initializes the pointers to the various module instances of interest
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//! Initializes the pointers to the various module instances of interest
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//! within the Verilator model.
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//! within the Verilator model.
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//! @param[in] orpsoc The SystemC Verilated ORPSoC instance
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//! @param[in] orpsoc The SystemC Verilated ORPSoC instance
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OrpsocAccess::OrpsocAccess (Vorpsoc_top *orpsoc_top)
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OrpsocAccess::OrpsocAccess (Vorpsoc_top *orpsoc_top)
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{
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{
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or1200_ctrl = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_ctrl;
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or1200_ctrl = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_ctrl;
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or1200_except = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_except;
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or1200_sprs = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_sprs;
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rf_a = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_rf->rf_a;
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rf_a = orpsoc_top->v->i_or1k->i_or1200_top->or1200_cpu->or1200_rf->rf_a;
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} // OrpsocAccess ()
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} // OrpsocAccess ()
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//! Access for the wb_freeze signal
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//! Access for the wb_freeze signal
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//! @return The value of the or1200_ctrl.wb_freeze signal
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//! @return The value of the or1200_ctrl.wb_freeze signal
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bool
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bool
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OrpsocAccess::getWbFreeze ()
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OrpsocAccess::getWbFreeze ()
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{
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{
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return or1200_ctrl->wb_freeze;
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return or1200_ctrl->wb_freeze;
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} // getWbFreeze ()
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} // getWbFreeze ()
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//! Access for the except_flushpipe signal
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//! @return The value of the or1200_except.except_flushpipe signal
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bool
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OrpsocAccess::getExceptFlushpipe ()
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{
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return or1200_except->except_flushpipe;
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} // getExceptFlushpipe ()
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//! Access for the ex_dslot signal
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//! @return The value of the or1200_except.ex_dslot signalfac
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bool
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OrpsocAccess::getExDslot ()
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{
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return or1200_except->ex_dslot;
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} // getExDslot ()
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//! Access for the wb_pc register
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//! @return The value of the or1200_except.wb_insn register
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uint32_t
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OrpsocAccess::getWbPC ()
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{
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return (or1200_except->get_wb_pc) ();
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} // getWbPC ()
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//! Access for the wb_insn register
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//! Access for the wb_insn register
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//! @return The value of the or1200_ctrl.wb_insn register
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//! @return The value of the or1200_ctrl.wb_insn register
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uint32_t
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uint32_t
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OrpsocAccess::getWbInsn ()
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OrpsocAccess::getWbInsn ()
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{
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{
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return (or1200_ctrl->get_wb_insn) ();
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return (or1200_ctrl->get_wb_insn) ();
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} // getWbInsn ()
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} // getWbInsn ()
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//! Access for the OR1200 GPRs
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//! Access for the OR1200 GPRs
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//! These are extracted from memory using the Verilog function
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//! These are extracted from memory using the Verilog function
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//! @param[in] regNum The GPR whose value is wanted
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//! @param[in] regNum The GPR whose value is wanted
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//! @return The value of the GPR
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//! @return The value of the GPR
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uint32_t
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uint32_t
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OrpsocAccess::getGpr (uint32_t regNum)
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OrpsocAccess::getGpr (uint32_t regNum)
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{
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{
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return (rf_a->get_gpr) (regNum);
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return (rf_a->get_gpr) (regNum);
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} // getGpr ()
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} // getGpr ()
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//! Access for the sr register
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//! @return The value of the or1200_sprs.sr register
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uint32_t
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OrpsocAccess::getSprSr ()
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{
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return (or1200_sprs->get_sr) ();
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} // getSprSr ()
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//! Access for the epcr register
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//! @return The value of the or1200_sprs.epcr register
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uint32_t
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OrpsocAccess::getSprEpcr ()
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{
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return (or1200_sprs->get_epcr) ();
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} // getSprEpcr ()
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//! Access for the eear register
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//! @return The value of the or1200_sprs.eear register
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uint32_t
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OrpsocAccess::getSprEear ()
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{
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return (or1200_sprs->get_eear) ();
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} // getSprEear ()
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//! Access for the esr register
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//! @return The value of the or1200_sprs.esr register
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uint32_t
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OrpsocAccess::getSprEsr ()
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{
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return (or1200_sprs->get_esr) ();
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} // getSprEsr ()
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