1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2008-2012 Juli Mallett <jmallett@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef	_DEV_GXEMUL_ETHER_GXREG_H_
32#define	_DEV_GXEMUL_ETHER_GXREG_H_
33
34#define	GXEMUL_ETHER_DEV_BASE		(0x14000000)
35#define	GXEMUL_ETHER_DEV_IRQ		(3)
36
37#define	GXEMUL_ETHER_DEV_MTU		(0x4000)
38
39#define	GXEMUL_ETHER_DEV_BUFFER		(0x0000)
40#define	GXEMUL_ETHER_DEV_STATUS		(0x4000)
41#define	GXEMUL_ETHER_DEV_LENGTH		(0x4010)
42#define	GXEMUL_ETHER_DEV_COMMAND	(0x4020)
43#define	GXEMUL_ETHER_DEV_MAC		(0x4040)
44
45#ifdef _LP64
46#define	GXEMUL_ETHER_DEV_FUNCTION(f)					\
47	(volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_ETHER_DEV_BASE + (f))
48#define	GXEMUL_ETHER_DEV_READ(f)					\
49	(volatile uint64_t)*GXEMUL_ETHER_DEV_FUNCTION(f)
50#else
51#define	GXEMUL_ETHER_DEV_FUNCTION(f)					\
52	(volatile uint32_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_ETHER_DEV_BASE + (f))
53#define	GXEMUL_ETHER_DEV_READ(f)					\
54	(volatile uint32_t)*GXEMUL_ETHER_DEV_FUNCTION(f)
55#endif
56#define	GXEMUL_ETHER_DEV_WRITE(f, v)					\
57	*GXEMUL_ETHER_DEV_FUNCTION(f) = (v)
58
59#define	GXEMUL_ETHER_DEV_STATUS_RX_OK	(0x01)
60#define	GXEMUL_ETHER_DEV_STATUS_RX_MORE	(0x02)
61
62#define	GXEMUL_ETHER_DEV_COMMAND_RX	(0x00)
63#define	GXEMUL_ETHER_DEV_COMMAND_TX	(0x01)
64
65#endif /* !_DEV_GXEMUL_ETHER_GXREG_H_ */
66