sys/dev/ic/smc90cx6reg.h

   1 /*      $NetBSD: smc90cx6reg.h,v 1.9 2005/12/11 12:21:28 christos Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Ignatios Souvatzis.
   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  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * chip offsets and bits for the SMC Arcnet chipset.
  34  */
  35
  36 #ifndef _SMC90CXVAR_H_
  37 #define _SMC90CXVAR_H_
  38
  39 /* register offsets */
  40
  41 #define BAHSTAT 0
  42 #define BAHCMD  1
  43
  44 /* memory offsets */
  45 #define BAHCHECKBYTE 0
  46 #define BAHMACOFF 1
  47
  48 #define BAH_TXDIS       0x01
  49 #define BAH_RXDIS       0x02
  50 #define BAH_TX(x)       (0x03 | ((x)<<3))
  51 #define BAH_RX(x)       (0x04 | ((x)<<3))
  52 #define BAH_RXBC(x)     (0x84 | ((x)<<3))
  53
  54 #define BAH_CONF(x)     (0x05 | (x))
  55 #define CLR_POR         0x08
  56 #define CLR_RECONFIG    0x10
  57
  58 #define BAH_CLR(x)      (0x06 | (x))
  59 #define CONF_LONG       0x08
  60 #define CONF_SHORT      0x00
  61
  62 /*
  63  * These are not in the COM90C65 docs. Derived from the arcnet.asm
  64  * packet driver by Philippe Prindeville and Russel Nelson.
  65  */
  66
  67 #define BAH_LDTST(x)    (0x07 | (x))
  68 #define TEST_ON         0x08
  69 #define TEST_OFF        0x00
  70
  71 #define BAH_TA          1       /* int mask also */
  72 #define BAH_TMA         2
  73 #define BAH_RECON       4       /* int mask also */
  74 #define BAH_TEST        8       /* not in the COM90C65 docs (see above) */
  75 #define BAH_POR         0x10    /* non maskable interrupt */
  76 #define BAH_ET1         0x20    /* timeout value bits, normally 1 */
  77 #define BAH_ET2         0x40    /* timeout value bits, normally 1 */
  78 #define BAH_RI          0x80    /* int mask also */
  79
  80 #endif