1/*	$NetBSD: lan9118var.h,v 1.6 2017/06/01 16:59:20 jmcneill Exp $	*/
2/*
3 * Copyright (c) 2008 KIYOHARA Takashi
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
23 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
24 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef _LAN9118VAR_H_
29#define _LAN9118VAR_H_
30
31#include <sys/rndsource.h>
32
33#define LAN9118_DEFAULT_TX_FIF_SZ	5 /*kB*/
34
35#ifndef LAN9118_TX_FIF_SZ
36#define LAN9118_TX_FIF_SZ	LAN9118_DEFAULT_TX_FIF_SZ
37#endif
38#define LAN9118_TX_DATA_FIFO_SIZE	(LAN9118_TX_FIF_SZ * 1024 - 512)
39/*
40 * LAN9118 has FIFO buffer, total size is 16kB.  That is using TX and RX
41 * buffers.  We can set TX FIFO Size.  Also TX Status FIFO size is fixed
42 * at 512 Bytes.
43 *
44 *  TX FIFO Size		: LAN9118_TX_FIF_SZ
45 *   TX Status FIFO Size	: 512 Bytes (fixed)
46 *   TX Data FIFO Size		: LAN9118_TX_FIF_SZ - TX Status FIFO Size
47 *
48 *  RX FIFO Size		: 16kB - LAN9118_TX_FIF_SZ
49 *   RX Status FIFO Size	: RX FIFO Size / 16
50 *   RX Data FIFO Size		: RX FIFO Size - RX Status FIFO Size
51 */
52
53
54struct lan9118_softc {
55	device_t sc_dev;		/* generic device glue */
56	struct ethercom sc_ec;		/* ethernet common glue */
57	struct mii_data sc_mii;
58
59	bus_space_tag_t sc_iot;
60	bus_space_handle_t sc_ioh;
61
62	uint16_t sc_id;
63	uint16_t sc_rev;
64	uint8_t sc_enaddr[ETHER_ADDR_LEN];
65
66	uint32_t sc_afc_cfg;		/* AFC_CFG configuration */
67	int sc_use_extphy;
68	struct callout sc_tick;
69
70	int sc_flags;
71#define LAN9118_FLAGS_SWAP	0x00000001
72#define LAN9118_FLAGS_NO_EEPROM	0x00000002
73#define LAN9118_FLAGS_IRQ_ACTHI	0x00000004
74#define LAN9118_FLAGS_IRQ_PP	0x00000008
75
76	krndsource_t rnd_source;
77};
78
79
80int lan9118_attach(struct lan9118_softc *);
81int lan9118_intr(void *);
82
83#endif	/* _SMSC9118VAR_H_ */
84