drivers/net/ne2000.h

   1 /*
   2 Ported to U-Boot by Christian Pellegrin <chri@ascensit.com>
   3
   4 Based on sources from the Linux kernel (pcnet_cs.c, 8390.h) and
   5 eCOS(if_dp83902a.c, if_dp83902a.h). Both of these 2 wonderful world
   6 are GPL, so this is, of course, GPL.
   7
   8 ==========================================================================
   9
  10         dev/dp83902a.h
  11
  12         National Semiconductor DP83902a ethernet chip
  13
  14 ==========================================================================
  15 ####ECOSGPLCOPYRIGHTBEGIN####
  16  -------------------------------------------
  17  This file is part of eCos, the Embedded Configurable Operating System.
  18  Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
  19
  20  eCos is free software; you can redistribute it and/or modify it under
  21  the terms of the GNU General Public License as published by the Free
  22  Software Foundation; either version 2 or (at your option) any later version.
  23
  24  eCos is distributed in the hope that it will be useful, but WITHOUT ANY
  25  WARRANTY; without even the implied warranty of MERCHANTABILITY or
  26  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  27  for more details.
  28
  29  You should have received a copy of the GNU General Public License along
  30  with eCos; if not, write to the Free Software Foundation, Inc.,
  31  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  32
  33  As a special exception, if other files instantiate templates or use macros
  34  or inline functions from this file, or you compile this file and link it
  35  with other works to produce a work based on this file, this file does not
  36  by itself cause the resulting work to be covered by the GNU General Public
  37  License. However the source code for this file must still be made available
  38  in accordance with section (3) of the GNU General Public License.
  39
  40  This exception does not invalidate any other reasons why a work based on
  41  this file might be covered by the GNU General Public License.
  42
  43  Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
  44  at http://sources.redhat.com/ecos/ecos-license/
  45  -------------------------------------------
  46 ####ECOSGPLCOPYRIGHTEND####
  47 ####BSDCOPYRIGHTBEGIN####
  48
  49  -------------------------------------------
  50
  51  Portions of this software may have been derived from OpenBSD or other sources,
  52  and are covered by the appropriate copyright disclaimers included herein.
  53
  54  -------------------------------------------
  55
  56 ####BSDCOPYRIGHTEND####
  57 ==========================================================================
  58 #####DESCRIPTIONBEGIN####
  59
  60  Author(s):     gthomas
  61  Contributors:  gthomas, jskov
  62  Date:          2001-06-13
  63  Purpose:
  64  Description:
  65
  66 ####DESCRIPTIONEND####
  67
  68 ==========================================================================
  69 */
  70
  71 /*
  72  * NE2000 support header file.
  73  *              Created by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
  74  */
  75
  76 #ifndef __DRIVERS_NE2000_H__
  77 #define __DRIVERS_NE2000_H__
  78
  79 /* Enable NE2000 basic init function */
  80 #define NE2000_BASIC_INIT
  81
  82 #define DP_DATA         0x10
  83 #define START_PG        0x50    /* First page of TX buffer */
  84 #define START_PG2       0x48
  85 #define STOP_PG         0x80    /* Last page +1 of RX ring */
  86
  87 #define RX_START        0x50
  88 #define RX_END          0x80
  89
  90 #define DP_IN(_b_, _o_, _d_)    (_d_) = *( (vu_char *) ((_b_)+(_o_)))
  91 #define DP_OUT(_b_, _o_, _d_)   *( (vu_char *) ((_b_)+(_o_))) = (_d_)
  92 #define DP_IN_DATA(_b_, _d_)    (_d_) = *( (vu_char *) ((_b_)))
  93 #define DP_OUT_DATA(_b_, _d_)   *( (vu_char *) ((_b_))) = (_d_)
  94 #endif /* __DRIVERS_NE2000_H__ */