2 * linux/drivers/char/riscom8.h -- RISCom/8 multiport serial driver.
4 * Copyright (C) 1994-1996 Dmitry Gorodchanin (pgmdsg@ibi.com)
6 * This code is loosely based on the Linux serial driver, written by
7 * Linus Torvalds, Theodore T'so and others. The RISCom/8 card
8 * programming info was obtained from various drivers for other OSes
9 * (FreeBSD, ISC, etc), but no source code from those drivers were
10 * directly included in this driver.
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #ifndef __LINUX_RISCOM8_H
29 #define __LINUX_RISCOM8_H
31 #include <linux/serial.h>
36 /* NOTE: RISCom decoder recognizes 16 addresses... */
38 #define RC_BOARD(line) (((line) >> 3) & 0x07)
39 #define RC_PORT(line) ((line) & (RC_NPORT - 1))
41 /* Ticks per sec. Used for setting receiver timeout and break length */
42 #define RISCOM_TPS 4000
44 /* Yeah, after heavy testing I decided it must be 6.
45 * Sure, You can change it if needed.
47 #define RISCOM_RXFIFO 6 /* Max. receiver FIFO size (1-8) */
49 #define RISCOM8_MAGIC 0x0907
51 #define RC_IOBASE1 0x220
52 #define RC_IOBASE2 0x240
53 #define RC_IOBASE3 0x250
54 #define RC_IOBASE4 0x260
64 #define RC_BOARD_PRESENT 0x00000001
65 #define RC_BOARD_ACTIVE 0x00000002
78 unsigned char mark_mask
;
82 #ifdef RC_REPORT_OVERRUN
83 unsigned long overrun
;
86 unsigned long hits
[10];
90 #endif /* __KERNEL__ */
91 #endif /* __LINUX_RISCOM8_H */
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