text: /* $FreeBSD: src/sys/dev/bktr/bktr_card.h,v 1.5 2002/05/11 06:06:11 dd Exp $ */
  
  /*
   * This is part of the Driver for Video Capture Cards (Frame grabbers)
   * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
   * chipset.
   * Copyright Roger Hardiman and Amancio Hasty.
   *
   * bktr_card : This deals with identifying TV cards.
   *               trying to find the card make and model of card.
   *               trying to find the type of tuner fitted.
   *               reading the configuration EEPROM.
   *               locating i2c devices.
   *
   */
  
  /*
   * 1. Redistributions of source code must retain the
   * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *      This product includes software developed by Amancio Hasty and
   *      Roger Hardiman
   * 4. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  /*
   * If probeCard() fails to detect the correct card on boot you can
   * override it by setting adding the following option to your kernel config
   *  options BKTR_OVERRIDE_CARD  <card type>
   *  eg options BKTR_OVERRIDE CARD=1
   *
   * or using the sysclt  hw.bt848.card
   *  eg sysctl hw.bt848.card=1
   *
   * where <card type> is one of the following card defines.
   */
   
  #define CARD_UNKNOWN		0
  #define CARD_MIRO		1
  #define CARD_HAUPPAUGE		2
  #define CARD_STB		3
  #define CARD_INTEL		4   /* Also for VideoLogic Captivator PCI */
  #define CARD_IMS_TURBO		5
  #define CARD_AVER_MEDIA		6
  #define CARD_OSPREY		7
  #define CARD_NEC_PK		8
  #define CARD_IO_GV		9
  #define CARD_FLYVIDEO		10
  #define CARD_ZOLTRIX		11
  #define CARD_KISS		12
  #define CARD_VIDEO_HIGHWAY_XTREME	13
  #define CARD_ASKEY_DYNALINK_MAGIC_TVIEW	14
  #define CARD_LEADTEK		15
  #define CARD_TERRATVPLUS	16
  #define Bt848_MAX_CARD		17
  
  
  int	signCard( bktr_ptr_t bktr, int offset, int count, u_char* sig );
  void	probeCard( bktr_ptr_t bktr, int verbose, int unit);
  
  int	writeEEProm( bktr_ptr_t bktr, int offset, int count, u_char *data );
  int	readEEProm( bktr_ptr_t bktr, int offset, int count, u_char *data );
  
  