1/*-
2 * Copyright (c) 1995 Bruce Evans.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the author nor the names of contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32/*
33 * Definitions for Cyclades Cyclom-Y serial boards.
34 */
35
36/*
37 * Cyclades register offsets.  These are physical offsets for ISA boards
38 * and physical offsets divided by 2 for PCI boards.
39 */
40#define	CY8_SVCACKR		0x100	/* (r) */
41#define	CY8_SVCACKT		0x200	/* (r) */
42#define	CY8_SVCACKM		0x300	/* (r) */
43#define	CY16_RESET		0x1400	/* (r) */
44#define	CY_CLEAR_INTR		0x1800	/* intr ack address (w) */
45
46#define	CY_MAX_CD1400s		8	/* for Cyclom-32Y */
47
48#define	CY_CLOCK(version)	((version) >= 0x48 ? 60000000 : 25000000)
49#define	CY_RTS_DTR_SWAPPED(version)	((version) >= 0x48)
50
51/*
52 * The `cd' macros are for access to cd1400 registers.  The `cy' macros
53 * are for access to Cyclades registers.  Both sets of macros scale the
54 * register number to get an offset, but the scales are different for
55 * mostly historical reasons.
56 */
57#ifdef CyDebug
58#define	cd_inb(iobase, reg, cy_align) \
59	(++cd_inbs, *((iobase) + (2 * (reg) << (cy_align))))
60#define	cy_inb(iobase, reg, cy_align) \
61	(++cy_inbs, *((iobase) + ((reg) << (cy_align))))
62#define	cd_outb(iobase, reg, cy_align, val) \
63	(++cd_outbs, (void)(*((iobase) + (2 * (reg) << (cy_align))) = (val)))
64#define	cy_outb(iobase, reg, cy_align, val) \
65	(++cy_outbs, (void)(*((iobase) + ((reg) << (cy_align))) = (val)))
66#else
67#define	cd_inb(iobase, reg, cy_align) \
68	(*((iobase) + (2 * (reg) << (cy_align))))
69#define	cy_inb(iobase, reg, cy_align) \
70	(*((iobase) + ((reg) << (cy_align))))
71#define	cd_outb(iobase, reg, cy_align, val) \
72	((void)(*((iobase) + (2 * (reg) << (cy_align))) = (val)))
73#define	cy_outb(iobase, reg, cy_align, val) \
74	((void)(*((iobase) + ((reg) << (cy_align))) = (val)))
75#endif
76