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/* Blackfin Universal Asynchronous Receiver/Transmitter (UART) model.
For "old style" UARTs on BF53x/etc... parts.
Copyright (C) 2010-2012 Free Software Foundation, Inc.
Contributed by Analog Devices, Inc.
This file is part of simulators.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef DV_BFIN_UART_H
#define DV_BFIN_UART_H
struct bfin_uart;
bu16 bfin_uart_get_next_byte (struct hw *, bu16, bu16, bool *fresh);
bu16 bfin_uart_write_byte (struct hw *, bu16, bu16);
bu16 bfin_uart_get_status (struct hw *);
unsigned bfin_uart_write_buffer (struct hw *, const unsigned char *, unsigned);
unsigned bfin_uart_read_buffer (struct hw *, unsigned char *, unsigned);
void bfin_uart_reschedule (struct hw *);
/* UART_LCR */
#define DLAB (1 << 7)
/* UART_LSR */
#define TFI (1 << 7)
#define TEMT (1 << 6)
#define THRE (1 << 5)
#define BI (1 << 4)
#define FE (1 << 3)
#define PE (1 << 2)
#define OE (1 << 1)
#define DR (1 << 0)
/* UART_IER */
#define ERBFI (1 << 0)
#define ETBEI (1 << 1)
#define ELSI (1 << 2)
/* UART_MCR */
#define XOFF (1 << 0)
#define MRTS (1 << 1)
#define RFIT (1 << 2)
#define RFRT (1 << 3)
#define LOOP_ENA (1 << 4)
#define FCPOL (1 << 5)
#define ARTS (1 << 6)
#define ACTS (1 << 7)
#endif
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