1/*-
2 * Copyright (c) 2015-2016 Solarflare Communications Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 *    this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 *    this list of conditions and the following disclaimer in the documentation
12 *    and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * The views and conclusions contained in the software and documentation are
27 * those of the authors and should not be interpreted as representing official
28 * policies, either expressed or implied, of the FreeBSD Project.
29 *
30 * $FreeBSD$
31 */
32
33#ifndef	_SYS_MEDFORD_IMPL_H
34#define	_SYS_MEDFORD_IMPL_H
35
36#ifdef	__cplusplus
37extern "C" {
38#endif
39
40/* Alignment requirement for value written to RX WPTR:
41 *  the WPTR must be aligned to an 8 descriptor boundary
42 *
43 * FIXME: Is this the same on Medford as Huntington?
44 */
45#define	MEDFORD_RX_WPTR_ALIGN	8
46
47
48
49#ifndef	ER_EZ_TX_PIOBUF_SIZE
50#define	ER_EZ_TX_PIOBUF_SIZE	4096
51#endif
52
53
54#define	MEDFORD_PIOBUF_NBUFS	(16)
55#define	MEDFORD_PIOBUF_SIZE	(ER_EZ_TX_PIOBUF_SIZE)
56
57#define	MEDFORD_MIN_PIO_ALLOC_SIZE	(MEDFORD_PIOBUF_SIZE / 32)
58
59
60extern	__checkReturn	efx_rc_t
61medford_board_cfg(
62	__in		efx_nic_t *enp);
63
64
65#ifdef	__cplusplus
66}
67#endif
68
69#endif	/* _SYS_MEDFORD_IMPL_H */
70