1 /*-
2 * Copyright (c) 2000,2001 Jonathan Chen.
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29 /*
30 * Register definitions for the Cardbus Bus
31 */
32
33
34 /* Cardbus bus constants */
35 #define CARDBUS_SLOTMAX 0
36 #define CARDBUS_FUNCMAX 7
37
38 /* Cardbus configuration header registers */
39 #define CARDBUS_BASE0_REG 0x10
40 #define CARDBUS_BASE1_REG 0x14
41 #define CARDBUS_BASE2_REG 0x18
42 #define CARDBUS_BASE3_REG 0x1C
43 #define CARDBUS_BASE4_REG 0x20
44 #define CARDBUS_BASE5_REG 0x24
45 #define CARDBUS_CIS_REG 0x28
46 # define CARDBUS_CIS_ASIMASK 0x07
47 # define CARDBUS_CIS_ADDRMASK 0x0ffffff8
48 # define CARDBUS_CIS_ASI_TUPLE 0x00
49 # define CARDBUS_CIS_ASI_BAR0 0x01
50 # define CARDBUS_CIS_ASI_BAR1 0x02
51 # define CARDBUS_CIS_ASI_BAR2 0x03
52 # define CARDBUS_CIS_ASI_BAR3 0x04
53 # define CARDBUS_CIS_ASI_BAR4 0x05
54 # define CARDBUS_CIS_ASI_BAR5 0x06
55 # define CARDBUS_CIS_ASI_ROM 0x07
56 #define CARDBUS_ROM_REG 0x30
57 # define CARDBUS_ROM_ENABLE 0x00000001
58 # define CARDBUS_ROM_ADDRMASK 0xfffff800
59
60 /* EXROM offsets for reading CIS */
61 #define CARDBUS_EXROM_SIGNATURE 0x00
62 #define CARDBUS_EXROM_DATA_PTR 0x18
63
64 #define CARDBUS_EXROM_DATA_SIGNATURE 0x00 /* Signature ("PCIR") */
65 #define CARDBUS_EXROM_DATA_VENDOR_ID 0x04 /* Vendor Identification */
66 #define CARDBUS_EXROM_DATA_DEVICE_ID 0x06 /* Device Identification */
67 #define CARDBUS_EXROM_DATA_LENGTH 0x0a /* PCI Data Structure Length */
68 #define CARDBUS_EXROM_DATA_REV 0x0c /* PCI Data Structure Revision */
69 #define CARDBUS_EXROM_DATA_CLASS_CODE 0x0d /* Class Code */
70 #define CARDBUS_EXROM_DATA_IMAGE_LENGTH 0x10 /* Image Length */
71 #define CARDBUS_EXROM_DATA_DATA_REV 0x12 /* Revision Level of Code/Data */
72 #define CARDBUS_EXROM_DATA_CODE_TYPE 0x14 /* Code Type */
73 #define CARDBUS_EXROM_DATA_INDICATOR 0x15 /* Indicator */
74
75 /* useful macros */
76 #define CARDBUS_CIS_ADDR(x) \
77 (CARDBUS_CIS_ADDRMASK & (x))
78 #define CARDBUS_CIS_SPACE(x) \
79 (CARDBUS_CIS_ASIMASK & (x))
80 #define CARDBUS_CIS_ASI_BAR(x) \
81 (((CARDBUS_CIS_ASIMASK & (x))-1)*4+0x10)
82 #define CARDBUS_CIS_ASI_ROM_IMAGE(x) \
83 (((x) >> 28) & 0xf)
84
85 #define CARDBUS_MAPREG_MEM_ADDR_MASK 0x0ffffff0
86 #define CARDBUS_MAPREG_MEM_ADDR(mr) \
87 ((mr) & CARDBUS_MAPREG_MEM_ADDR_MASK)
88 #define CARDBUS_MAPREG_MEM_SIZE(mr) \
89 (CARDBUS_MAPREG_MEM_ADDR(mr) & (~CARDBUS_MAPREG_MEM_ADDR(mr) + 1))
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