FreeBSD/Linux Kernel Cross Reference
sys/dev/cm/smc90cx6reg.h

     /*      $NetBSD: smc90cx6reg.h,v 1.7 1999/02/16 23:34:13 is Exp $ */
     /*      $FreeBSD: releng/9.0/sys/dev/cm/smc90cx6reg.h 204520 2010-03-01 16:52:11Z joel $ */
     
     /*-
      * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Ignatios Souvatzis.
     *
     * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``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 FOUNDATION OR CONTRIBUTORS
     * 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.
     */
    
    /*
     * chip offsets and bits for the SMC Arcnet chipset.
     */
    
    #ifndef _SMC90CXVAR_H_
    #define _SMC90CXVAR_H_
    
    #define CM_IO_PORTS 16
    #define CM_MEM_SIZE     0x800
    
    /* register offsets */
    
    #define CMSTAT  0
    #define CMCMD   1
    #define CMRESET 8
    
    /* memory offsets */
    #define CMCHECKBYTE 0
    #define CMMACOFF 1
    
    #define CM_TXDIS        0x01
    #define CM_RXDIS        0x02
    #define CM_TX(x)        (0x03 | ((x)<<3))
    #define CM_RX(x)        (0x04 | ((x)<<3))
    #define CM_RXBC(x)      (0x84 | ((x)<<3))
    
    #define CM_CONF(x)      (0x05 | (x))
    #define CLR_POR         0x08
    #define CLR_RECONFIG    0x10
    
    #define CM_CLR(x)       (0x06 | (x))
    #define CONF_LONG       0x08
    #define CONF_SHORT      0x00
    
    /*
     * These are not in the COM90C65 docs. Derived from the arcnet.asm
     * packet driver by Philippe Prindeville and Russel Nelson.
     */
    
    #define CM_LDTST(x)     (0x07 | (x))
    #define TEST_ON         0x08
    #define TEST_OFF        0x00
    
    #define CM_TA           1       /* int mask also */
    #define CM_TMA          2
    #define CM_RECON        4       /* int mask also */
    #define CM_TEST 8               /* not in the COM90C65 docs (see above) */
    #define CM_POR          0x10    /* non maskable interrupt */
    #define CM_ET1          0x20    /* timeout value bits, normally 1 */
    #define CM_ET2          0x40    /* timeout value bits, normally 1 */
    #define CM_RI           0x80    /* int mask also */
    
    #endif

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