icsidereg.h revision 1.1.6.3 1 1.1.6.3 jdolecek /* $NetBSD: icsidereg.h,v 1.1.6.3 2002/10/10 18:30:29 jdolecek Exp $ */
2 1.1.6.2 thorpej
3 1.1.6.2 thorpej /*
4 1.1.6.2 thorpej * Copyright (c) 1997 Mark Brinicombe
5 1.1.6.2 thorpej * Copyright (c) 1997 Causality Limited
6 1.1.6.2 thorpej *
7 1.1.6.2 thorpej * Redistribution and use in source and binary forms, with or without
8 1.1.6.2 thorpej * modification, are permitted provided that the following conditions
9 1.1.6.2 thorpej * are met:
10 1.1.6.2 thorpej * 1. Redistributions of source code must retain the above copyright
11 1.1.6.2 thorpej * notice, this list of conditions and the following disclaimer.
12 1.1.6.2 thorpej * 2. Redistributions in binary form must reproduce the above copyright
13 1.1.6.2 thorpej * notice, this list of conditions and the following disclaimer in the
14 1.1.6.2 thorpej * documentation and/or other materials provided with the distribution.
15 1.1.6.2 thorpej * 3. All advertising materials mentioning features or use of this software
16 1.1.6.2 thorpej * must display the following acknowledgement:
17 1.1.6.2 thorpej * This product includes software developed by Mark Brinicombe
18 1.1.6.2 thorpej * for the NetBSD Project.
19 1.1.6.2 thorpej * 4. The name of the author may not be used to endorse or promote products
20 1.1.6.2 thorpej * derived from this software without specific prior written permission.
21 1.1.6.2 thorpej *
22 1.1.6.2 thorpej * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 1.1.6.2 thorpej * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 1.1.6.2 thorpej * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 1.1.6.2 thorpej * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 1.1.6.2 thorpej * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 1.1.6.2 thorpej * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 1.1.6.2 thorpej * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 1.1.6.2 thorpej * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 1.1.6.2 thorpej * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 1.1.6.2 thorpej * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 1.1.6.2 thorpej */
33 1.1.6.2 thorpej
34 1.1.6.2 thorpej /*
35 1.1.6.2 thorpej * Registers and address offsets for the ICS IDE card.
36 1.1.6.2 thorpej */
37 1.1.6.2 thorpej
38 1.1.6.2 thorpej /* ID register, read 4 consecutive words and extract ID from bit 0 */
39 1.1.6.2 thorpej #define ID_REGISTER_OFFSET 0x2280 /* byte offset from fast base */
40 1.1.6.2 thorpej
41 1.1.6.2 thorpej #define REGISTER_SPACING_SHIFT 6
42 1.1.6.2 thorpej #define IDE_REGISTER_SPACE 0x200
43 1.1.6.2 thorpej #define AUX_REGISTER_SPACE 4
44 1.1.6.2 thorpej #define IRQ_REGISTER_SPACE 4
45 1.1.6.2 thorpej #define ID_REGISTER_SPACE 4
46 1.1.6.2 thorpej #define IRQ_STATUS_REGISTER_MASK 0x01
47 1.1.6.2 thorpej
48 1.1.6.2 thorpej /* IDE drive registers */
49 1.1.6.2 thorpej
50 1.1.6.3 jdolecek #define ICSIDE_MAX_CHANNELS 2
51 1.1.6.3 jdolecek
52 1.1.6.2 thorpej /* ARCIN V5 registers */
53 1.1.6.2 thorpej #define V5_IDE_BASE 0x2800 /* byte offset from base */
54 1.1.6.2 thorpej #define V5_AUX_BASE 0x2a80 /* byte offset from base */
55 1.1.6.2 thorpej #define V5_IRQ_BASE 0x0004 /* byte offset from base */
56 1.1.6.2 thorpej #define V5_IRQSTAT_BASE 0x0000 /* byte offset from base */
57 1.1.6.2 thorpej
58 1.1.6.2 thorpej /* ARCIN V6 registers */
59 1.1.6.3 jdolecek #define V6_ADDRLATCH 0x0000
60 1.1.6.3 jdolecek #define V6_ADDRLATCH_DMACHAN 0x01 /* XXX doc is unclear, poss 0x02*/
61 1.1.6.3 jdolecek #define V6_ADDRLATCH_EASI 0x20 /* EASI space enable */
62 1.1.6.3 jdolecek
63 1.1.6.2 thorpej #define V6_P_IDE_BASE 0x2000 /* byte offset from base */
64 1.1.6.2 thorpej #define V6_P_AUX_BASE 0x2380 /* byte offset from base */
65 1.1.6.2 thorpej #define V6_P_IRQ_BASE 0x2200 /* byte offset from base */
66 1.1.6.2 thorpej #define V6_P_IRQSTAT_BASE 0x2290 /* byte offset from base */
67 1.1.6.2 thorpej
68 1.1.6.2 thorpej #define V6_S_IDE_BASE 0x3000 /* byte offset from base */
69 1.1.6.2 thorpej #define V6_S_AUX_BASE 0x3380 /* byte offset from base */
70 1.1.6.2 thorpej #define V6_S_IRQ_BASE 0x3200 /* byte offset from base */
71 1.1.6.2 thorpej #define V6_S_IRQSTAT_BASE 0x3290 /* byte offset from base */
72