xref: /netbsd-src/sys/arch/amiga/dev/efareg.h (revision d8300310a11ec6a91176aa9db67c51f108547186)
1 /*	$NetBSD: efareg.h,v 1.3 2014/01/03 00:33:06 rkujawa Exp $ */
2 
3 /*-
4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Radoslaw Kujawa.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _AMIGA_EFAREG_H_
33 
34 #define FATA1_BASE		0xDA2000
35 
36 /* Offsets. Stride of 4 is used, so multiply any offset by 4. */
37 #define FATA1_PIO0_OFF		0x0
38 #define FATA1_PIO3_OFF		0x4000
39 #define FATA1_PIO4_OFF		0x5000
40 #define FATA1_PIO5_OFF		0x4800
41 
42 #define FATA1_CHAN_SIZE		0x400
43 #define FATA1_REGS_SIZE		0x4BC0
44 
45 /* PIO0 */
46 #define FATA1_PIO0_OFF_DATA	0x0
47 #define FATA1_PIO0_OFF_ERROR	0x1
48 #define FATA1_PIO0_OFF_SECCNT	0x2
49 #define FATA1_PIO0_OFF_SECTOR	0x3
50 #define FATA1_PIO0_OFF_CYL_LO	0x4
51 #define FATA1_PIO0_OFF_CYL_HI	0x5
52 #define FATA1_PIO0_OFF_SDH	0x6
53 #define FATA1_PIO0_OFF_COMMAND	0x7
54 
55 /* PIO3-5 */
56 #define FATA1_PION_OFF_DATA	0x82	/* 16-bit data port */
57 #define FATA1_PION_OFF_DATA32	0x0	/* 32-bit data port, 2 cycles to HD */
58 #define FATA1_PION_OFF_ERROR	0x80
59 #define FATA1_PION_OFF_SECCNT	0x100
60 #define FATA1_PION_OFF_SECTOR	0x180
61 #define FATA1_PION_OFF_CYL_LO	0x200
62 #define FATA1_PION_OFF_CYL_HI	0x280
63 #define FATA1_PION_OFF_SDH	0x300
64 #define FATA1_PION_OFF_COMMAND	0x380
65 
66 #define FATA1_PION_OFF_INTST	0x140	/* FastATA interrupt status */
67 
68 #define FATA1_INT_ANY		0x80
69 #define FATA1_INT_DRIVE0	0x40
70 #define FATA1_INT_DRIVE1	0x20
71 
72 #endif /* _AMIGA_EFAREG_H_ */
73 
74