1/*	$NetBSD: pciide_piccolo.h_reg.h,v 1.0 2008/04/28 00:00:00 djb  	*/
2
3/*
4 * Copyright (c) 2009 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/*
30 * Register definitions for the Toshiba PICCOLO, by SWAG!
31 */
32
33#define PICCOLO_PIO_TIMING 0x50
34#define PICCOLO_DMA_TIMING 0x5c
35
36#define PICCOLO_PIO_MASK 0xffffe088
37#define PICCOLO_DMA_MASK 0xffffe088
38#define PICCOLO_UDMA_MASK 0x78ffe088
39
40/* TIMING SWAG!!! */
41
42/*
43 * first digit is command active, next two are front porch and back porch
44 * command active >= minimum for mode
45 * front porch + back porch + command active >= cycle time for mode
46 * values below may need adjustment
47 */
48static const u_int32_t piccolo_pio_times[]
49    __unused = {
50/*        programmed               actual       */
51	0x0566,
52	0x0433,
53	0x0311,
54	0x0201,
55	0x0200,		/* PIO 4, 150ns cycle (120ns is spec), 90ns command active (70ns is spec), 30ns setup and hold */
56	0x0100
57
58};
59
60static const u_int32_t piccolo_sw_dma_times[]
61    __unused = {
62/*        programmed               actual       */
63	0x0f77
64};
65
66static const u_int32_t piccolo_mw_dma_times[]
67     __unused = {
68/*        programmed               actual       */
69	0x0655,
70	0x0200,
71	0x0200,
72	0x0100
73};
74
75/* XXX Is MSB UDMA enable? Can't set it. Seems to work without being set. */
76static const u_int32_t piccolo_udma_times[]
77    __unused = {
78/*        programmed               actual       */
79	0x84000222,
80	0x83000111,
81	0x82000000	/* UDMA 2, 120ns cycle (117ns is spec), 60ns command active (55ns is spec), 30ns setup and hold */
82};
83