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[/] [openrisc/] [trunk/] [orpsocv2/] [bench/] [sysc/] [include/] [UartSC.h] - Rev 560
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// ---------------------------------------------------------------------------- // SystemC Uart: definition // This file is part of the cycle accurate model of the OpenRISC 1000 based // system-on-chip, ORPSoC, built using Verilator. // This program 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, either version 3 of the License, or (at your // option) any later version. // This program 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 this program. If not, see <http://www.gnu.org/licenses/>. // ---------------------------------------------------------------------------- // $Id: $ #ifndef UART_SC__H #define UART_SC__H #include "systemc.h" #include <stdint.h> //! Handle UART I/O class UartSC:public sc_core::sc_module { public: // Constructor UartSC(sc_core::sc_module_name name); // The ports sc_in < bool > clk; sc_in < bool > uarttx; sc_out < bool > uartrx; // Init function void initUart(int uart_baud); // Transmit (from ORPSoC) handling function void checkTx(); // Receieve (in ORPSoC) generation function void driveRx(); // Check keyboard for entry int kbhit(); // Enable canonical mode on console void nonblock(int state); private: uint8_t current_char; int counter; int bits_received; int ns_per_bit; int rx_state; int rx_counter; int rx_bits_sent; char rx_char; }; // UartSC () #endif // UART_SC__H
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