sys/dev/cardbus/cardbus_exrom.h

   1 /* $NetBSD: cardbus_exrom.h,v 1.5 2005/12/11 12:21:15 christos Exp $ */
   2
   3 /*
   4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to
   8  * The NetBSD Foundation by Johan Danielsson.
   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  *
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  *
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  *
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  23  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  25  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  26  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32  * POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 #ifndef _DEV_CARDBUS_CARDBUS_EXROM_H_
  36 #define _DEV_CARDBUS_CARDBUS_EXROM_H_
  37
  38 /* PCI ROM header fields */
  39 #define CARDBUS_EXROM_SIGNATURE 0x00
  40 #define CARDBUS_EXROM_DATA_PTR  0x18
  41
  42 /* PCI ROM data structure fields */
  43 #define CARDBUS_EXROM_DATA_SIGNATURE    0x00 /* Signature ("PCIR") */
  44 #define CARDBUS_EXROM_DATA_VENDOR_ID    0x04 /* Vendor Identification */
  45 #define CARDBUS_EXROM_DATA_DEVICE_ID    0x06 /* Device Identification */
  46 #define CARDBUS_EXROM_DATA_LENGTH       0x0a /* PCI Data Structure Length */
  47 #define CARDBUS_EXROM_DATA_REV          0x0c /* PCI Data Structure Revision */
  48 #define CARDBUS_EXROM_DATA_CLASS_CODE   0x0d /* Class Code */
  49 #define CARDBUS_EXROM_DATA_IMAGE_LENGTH 0x10 /* Image Length */
  50 #define CARDBUS_EXROM_DATA_DATA_REV     0x12 /* Revision Level of Code/Data */
  51 #define CARDBUS_EXROM_DATA_CODE_TYPE    0x14 /* Code Type */
  52 #define CARDBUS_EXROM_DATA_INDICATOR    0x15 /* Indicator */
  53
  54
  55 struct cardbus_rom_image {
  56         unsigned int            rom_image;      /* image number */
  57         size_t                  image_size;
  58         bus_space_tag_t         romt;
  59         bus_space_handle_t      romh;           /* subregion */
  60         SIMPLEQ_ENTRY(cardbus_rom_image) next;
  61 };
  62
  63 SIMPLEQ_HEAD(cardbus_rom_image_head, cardbus_rom_image);
  64
  65 int
  66 cardbus_read_exrom(bus_space_tag_t, bus_space_handle_t,
  67     struct cardbus_rom_image_head *);
  68
  69 #endif /* !_DEV_CARDBUS_CARDBUS_EXROM_H_ */