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Manu Abrahamd4f4ae02009-12-04 04:59:44 -03001/*
2 Mantis PCI bridge driver
3
Manu Abraham8825a092009-12-15 09:13:49 -03004 Copyright (C) Manu Abraham (abraham.manu@gmail.com)
Manu Abrahamd4f4ae02009-12-04 04:59:44 -03005
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
Manu Abrahamcb428c32009-12-04 04:59:05 -030021#ifndef __MANTIS_UART_H
22#define __MANTIS_UART_H
23
Manu Abrahamadd20632009-12-04 05:39:57 -030024#define MANTIS_UART_CTL 0xe0
25#define MANTIS_UART_RXINT (1 << 4)
26#define MANTIS_UART_RXFLUSH (1 << 2)
27
28#define MANTIS_UART_RXD 0xe8
29#define MANTIS_UART_BAUD 0xec
30
31#define MANTIS_UART_STAT 0xf0
32#define MANTIS_UART_RXFIFO_DATA (1 << 7)
33#define MANTIS_UART_RXFIFO_EMPTY (1 << 6)
34#define MANTIS_UART_RXFIFO_FULL (1 << 3)
35#define MANTIS_UART_FRAME_ERR (1 << 2)
36#define MANTIS_UART_PARITY_ERR (1 << 1)
37#define MANTIS_UART_RXTHRESH_INT (1 << 0)
38
Manu Abrahamcb428c32009-12-04 04:59:05 -030039enum mantis_baud {
40 MANTIS_BAUD_9600 = 0,
41 MANTIS_BAUD_19200,
42 MANTIS_BAUD_38400,
43 MANTIS_BAUD_57600,
44 MANTIS_BAUD_115200
45};
46
47enum mantis_parity {
Manu Abrahama1497352009-12-11 20:41:07 -030048 MANTIS_PARITY_NONE = 0,
Manu Abrahamcb428c32009-12-04 04:59:05 -030049 MANTIS_PARITY_EVEN,
Manu Abrahamadd20632009-12-04 05:39:57 -030050 MANTIS_PARITY_ODD,
Manu Abrahamcb428c32009-12-04 04:59:05 -030051};
52
Manu Abrahamadd20632009-12-04 05:39:57 -030053struct mantis_pci;
54
55extern int mantis_uart_init(struct mantis_pci *mantis);
56extern void mantis_uart_exit(struct mantis_pci *mantis);
57
Manu Abrahamb3b96142009-12-04 05:41:11 -030058#endif /* __MANTIS_UART_H */