HIFIVE1-VP/riscv/src/sysc/gpio.cpp

51 lines
1.3 KiB
C++

////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 eyck@minres.com
//
// Licensed 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.
////////////////////////////////////////////////////////////////////////////////
#include "sysc/SiFive/gpio.h"
#include "sysc/SiFive/gen/gpio_regs.h"
#include "sysc/utilities.h"
namespace sysc {
gpio::gpio(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, tlm_target<>(clk)
, NAMED(clk_i)
, NAMED(rst_i)
, NAMEDD(gpio_regs, regs)
{
regs->registerResources(*this);
SC_METHOD(clock_cb);
sensitive<<clk_i;
SC_METHOD(reset_cb);
sensitive<<rst_i;
}
gpio::~gpio() {
}
void gpio::clock_cb() {
}
void gpio::reset_cb() {
if(rst_i.read())
regs->reset_start();
else
regs->reset_stop();
}
} /* namespace sysc */