DBT-RISE-TGC/platform/incl/sysc/SiFive/gen/uart_regs.h

120 lines
4.1 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
* and/or other materials provided with the distribution.
*
* 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
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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*******************************************************************************/
#ifndef _UART_REGS_H_
#define _UART_REGS_H_
#include <scc/register.h>
#include <scc/tlm_target.h>
#include <scc/utilities.h>
#include <util/bit_field.h>
namespace sysc {
class uart_regs : public sc_core::sc_module, public scc::resetable {
public:
// storage declarations
BEGIN_BF_DECL(txdata_t, uint32_t);
BF_FIELD(data, 0, 8);
BF_FIELD(full, 31, 1);
END_BF_DECL() r_txdata;
BEGIN_BF_DECL(rxdata_t, uint32_t);
BF_FIELD(data, 0, 8);
BF_FIELD(empty, 31, 1);
END_BF_DECL() r_rxdata;
BEGIN_BF_DECL(txctrl_t, uint32_t);
BF_FIELD(txen, 0, 1);
BF_FIELD(nstop, 1, 1);
BF_FIELD(txcnt, 16, 3);
END_BF_DECL() r_txctrl;
BEGIN_BF_DECL(rxctrl_t, uint32_t);
BF_FIELD(rxen, 0, 1);
BF_FIELD(rxcnt, 16, 3);
END_BF_DECL() r_rxctrl;
BEGIN_BF_DECL(ie_t, uint32_t);
BF_FIELD(txwm, 0, 1);
BF_FIELD(rxwm, 1, 1);
END_BF_DECL() r_ie;
BEGIN_BF_DECL(ip_t, uint32_t);
BF_FIELD(txwm, 0, 1);
BF_FIELD(rxwm, 1, 1);
END_BF_DECL() r_ip;
BEGIN_BF_DECL(div_t, uint32_t);
BF_FIELD(div, 0, 16);
END_BF_DECL() r_div;
// register declarations
scc::sc_register<txdata_t> txdata;
scc::sc_register<rxdata_t> rxdata;
scc::sc_register<txctrl_t> txctrl;
scc::sc_register<rxctrl_t> rxctrl;
scc::sc_register<ie_t> ie;
scc::sc_register<ip_t> ip;
scc::sc_register<div_t> div;
uart_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
};
}
//////////////////////////////////////////////////////////////////////////////
// member functions
//////////////////////////////////////////////////////////////////////////////
inline sysc::uart_regs::uart_regs(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, NAMED(txdata, r_txdata, 0, *this)
, NAMED(rxdata, r_rxdata, 0, *this)
, NAMED(txctrl, r_txctrl, 0, *this)
, NAMED(rxctrl, r_rxctrl, 0, *this)
, NAMED(ie, r_ie, 0, *this)
, NAMED(ip, r_ip, 0, *this)
, NAMED(div, r_div, 0, *this) {}
template <unsigned BUSWIDTH> inline void sysc::uart_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
target.addResource(txdata, 0x0UL);
target.addResource(rxdata, 0x4UL);
target.addResource(txctrl, 0x8UL);
target.addResource(rxctrl, 0xcUL);
target.addResource(ie, 0x10UL);
target.addResource(ip, 0x14UL);
target.addResource(div, 0x18UL);
}
#endif // _UART_REGS_H_