HIFIVE1-VP/platform/incl/sysc/SiFive/prci.h

65 lines
2.6 KiB
C++

/*******************************************************************************
* Copyright (C) 2017, 2018 MINRES Technologies GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
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*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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*******************************************************************************/
#ifndef _PRCI_H_
#define _PRCI_H_
#include "scc/tlm_target.h"
namespace sysc {
class prci_regs;
class prci : public sc_core::sc_module, public scc::tlm_target<> {
public:
SC_HAS_PROCESS(prci);// NOLINT
sc_core::sc_port<sc_core::sc_signal_in_if<sc_core::sc_time>, 1, sc_core::SC_ZERO_OR_MORE_BOUND> hfxosc_i;
sc_core::sc_in<bool> rst_i;
sc_core::sc_out<sc_core::sc_time> hfclk_o;
prci(sc_core::sc_module_name nm);
virtual ~prci() override; // need to keep it in source file because of fwd declaration of prci_regs
protected:
void hfxosc_cb();
void reset_cb();
void hfrosc_en_cb();
void hfxosc_en_cb();
void update_hfclk();
sc_core::sc_time hfxosc_clk, hfrosc_clk, pll_clk, hfclk;
std::unique_ptr<prci_regs> regs;
sc_core::sc_event hfrosc_en_evt, hfxosc_en_evt;
};
} /* namespace sysc */
#endif /* _GPIO_H_ */