xref: /openbmc/u-boot/drivers/net/ne2000.h (revision dd1033e4)
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__ */
95