xref: /freebsd/sys/dev/cardbus/cardbusreg.h (revision b3e7694832e81d7a904a10f525f8797b753bf0d3)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2000,2001 Jonathan Chen.
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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 /*
30  * Register definitions for the Cardbus Bus
31  */
32 
33 /* EXROM offsets for reading CIS */
34 #define	CARDBUS_EXROM_SIGNATURE	0x00
35 #define	CARDBUS_EXROM_DATA_PTR	0x18
36 
37 #define	CARDBUS_EXROM_DATA_SIGNATURE	0x00 /* Signature ("PCIR") */
38 #define	CARDBUS_EXROM_DATA_VENDOR_ID	0x04 /* Vendor Identification */
39 #define	CARDBUS_EXROM_DATA_DEVICE_ID	0x06 /* Device Identification */
40 #define	CARDBUS_EXROM_DATA_LENGTH	0x0a /* PCI Data Structure Length */
41 #define	CARDBUS_EXROM_DATA_REV		0x0c /* PCI Data Structure Revision */
42 #define	CARDBUS_EXROM_DATA_CLASS_CODE	0x0d /* Class Code */
43 #define	CARDBUS_EXROM_DATA_IMAGE_LENGTH	0x10 /* Image Length */
44 #define	CARDBUS_EXROM_DATA_DATA_REV	0x12 /* Revision Level of Code/Data */
45 #define	CARDBUS_EXROM_DATA_CODE_TYPE	0x14 /* Code Type */
46 #define	CARDBUS_EXROM_DATA_INDICATOR	0x15 /* Indicator */
47