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/*
Mantis PCI bridge driver
Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __MANTIS_UART_H
#define __MANTIS_UART_H
#define MANTIS_UART_CTL 0xe0
#define MANTIS_UART_RXINT (1 << 4)
#define MANTIS_UART_RXFLUSH (1 << 2)
#define MANTIS_UART_RXD 0xe8
#define MANTIS_UART_BAUD 0xec
#define MANTIS_UART_STAT 0xf0
#define MANTIS_UART_RXFIFO_DATA (1 << 7)
#define MANTIS_UART_RXFIFO_EMPTY (1 << 6)
#define MANTIS_UART_RXFIFO_FULL (1 << 3)
#define MANTIS_UART_FRAME_ERR (1 << 2)
#define MANTIS_UART_PARITY_ERR (1 << 1)
#define MANTIS_UART_RXTHRESH_INT (1 << 0)
enum mantis_baud {
MANTIS_BAUD_9600 = 0,
MANTIS_BAUD_19200,
MANTIS_BAUD_38400,
MANTIS_BAUD_57600,
MANTIS_BAUD_115200
};
enum mantis_parity {
MANTIS_PARITY_NONE = 0,
MANTIS_PARITY_EVEN,
MANTIS_PARITY_ODD,
};
struct mantis_pci;
extern int mantis_uart_init(struct mantis_pci *mantis);
extern void mantis_uart_exit(struct mantis_pci *mantis);
#endif /* __MANTIS_UART_H */
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