source: freebsd-mos-driver/if_mosreg.h@ 171

Last change on this file since 171 was 171, checked in by Rick van der Zwet, 14 years ago

Initial import code for mos(4) driver USB to Ethernet module

File size: 7.1 KB
Line 
1/* $OpenBSD: if_mosreg.h,v 1.3 2008/11/22 09:46:12 deraadt Exp $ */
2/*
3 * Copyright (c) 2010 Rick van der Zwet <info@rickvanderzwet.nl>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/*
19 * Copyright (c) 2008 Johann Christian Rode <jcrode@gmx.net>
20 *
21 * Permission to use, copy, modify, and distribute this software for any
22 * purpose with or without fee is hereby granted, provided that the above
23 * copyright notice and this permission notice appear in all copies.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
26 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
27 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
28 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
29 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
30 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
31 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
32 */
33
34/*
35 * Copyright (c) 1997, 1998, 1999, 2000-2003
36 * Bill Paul <wpaul@windriver.com>. All rights reserved.
37 *
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
40 * are met:
41 * 1. Redistributions of source code must retain the above copyright
42 * notice, this list of conditions and the following disclaimer.
43 * 2. Redistributions in binary form must reproduce the above copyright
44 * notice, this list of conditions and the following disclaimer in the
45 * documentation and/or other materials provided with the distribution.
46 * 3. All advertising materials mentioning features or use of this software
47 * must display the following acknowledgement:
48 * This product includes software developed by Ravikanth.
49 * 4. Neither the name of the author nor the names of any co-contributors
50 * may be used to endorse or promote products derived from this software
51 * without specific prior written permission.
52 *
53 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
56 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul, THE VOICES IN HIS HEAD OR
57 * THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
58 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
59 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
60 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
61 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
62 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
63 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
64 *
65 */
66
67/*
68 * Register definitions for the Moschip MCS7x30 ethernet controller.
69 */
70#define MOS_MCAST_TABLE 0x00
71#define MOS_IPG0 0x08
72#define MOS_IPG1 0x09
73#define MOS_PHY_DATA0 0x0a
74#define MOS_PHY_DATA1 0x0b
75#define MOS_PHY_CTL 0x0c
76#define MOS_PHY_STS 0x0d
77#define MOS_PHY_DATA MOS_PHY_DATA0
78#define MOS_CTL 0x0e
79#define MOS_MAC0 0x0f
80#define MOS_MAC1 0x10
81#define MOS_MAC2 0x11
82#define MOS_MAC3 0x12
83#define MOS_MAC4 0x13
84#define MOS_MAC5 0x14
85#define MOS_MAC MOS_MAC0
86/* apparently only available on hardware rev. C */
87#define MOS_FRAME_DROP_CNT 0x15
88#define MOS_PAUSE_TRHD 0x16
89
90#define MOS_PHYCTL_PHYADDR 0x1f
91#define MOS_PHYCTL_WRITE 0x20
92#define MOS_PHYCTL_READ 0x40
93
94#define MOS_PHYSTS_PHYREG 0x1f
95#define MOS_PHYSTS_READY 0x40
96#define MOS_PHYSTS_PENDING 0x80
97
98#define MOS_CTL_RX_PROMISC 0x01
99#define MOS_CTL_ALLMULTI 0x02
100#define MOS_CTL_SLEEP 0x04
101#define MOS_CTL_TX_ENB 0x08
102/*
103 * The documentation calls this bit 'reserved', but in the FreeBSD driver
104 * provided by the vendor, this enables the receiver.
105 */
106#define MOS_CTL_RX_ENB 0x10
107#define MOS_CTL_FDX_ENB 0x20
108/* 0 = 10 Mbps, 1 = 100 Mbps */
109#define MOS_CTL_SPEEDSEL 0x40
110/* 0 = PHY controls speed/duplex mode, 1 = bridge controls speed/duplex mode */
111#define MOS_CTL_BS_ENB 0x80
112
113#define MOS_RXSTS_SHORT_FRAME 0x01
114#define MOS_RXSTS_LENGTH_ERROR 0x02
115#define MOS_RXSTS_ALIGN_ERROR 0x04
116#define MOS_RXSTS_CRC_ERROR 0x08
117#define MOS_RXSTS_LARGE_FRAME 0x10
118#define MOS_RXSTS_VALID 0x20
119/*
120 * The EtherType field of an Ethernet frame can contain values other than
121 * the frame length, hence length errors are ignored.
122 */
123#define MOS_RXSTS_MASK 0x3d
124
125#define MOS_PAUSE_TRHD_DEFAULT 0
126#define MOS_PAUSE_REWRITES 3
127
128#define MOS_TIMEOUT 1000
129
130#define MOS_RX_LIST_CNT 1
131#define MOS_TX_LIST_CNT 1
132
133/* Maximum size of a fast ethernet frame plus one byte for the status */
134#define MOS_BUFSZ (ETHER_MAX_LEN+1)
135
136/*
137 * USB endpoints.
138 */
139#define MOS_ENDPT_RX 0
140#define MOS_ENDPT_TX 1
141#define MOS_ENDPT_INTR 2
142#define MOS_ENDPT_MAX 3
143
144/*
145 * USB vendor requests.
146 */
147#define MOS_UR_READREG 0x0e
148#define MOS_UR_WRITEREG 0x0d
149
150#define MOS_CONFIG_NO 1
151#define MOS_IFACE_IDX 0
152
153//struct mos_type {
154// struct usb_devno mos_dev;
155// u_int16_t mos_flags;
156#define MCS7730 0x0001 /* MCS7730 */
157#define MCS7830 0x0002 /* MCS7830 */
158//};
159
160#define MOS_INC(x, y) (x) = (x + 1) % y
161
162//struct mos_softc;
163//
164struct mos_chain {
165 char *mos_buf;
166 struct mbuf *mos_mbuf;
167 int mos_accum;
168 int mos_idx;
169};
170//
171//struct mos_cdata {
172// struct mos_chain mos_tx_chain[MOS_TX_LIST_CNT];
173// struct mos_chain mos_rx_chain[MOS_RX_LIST_CNT];
174// int mos_tx_prod;
175// int mos_tx_cons;
176// int mos_tx_cnt;
177// int mos_rx_prod;
178//};
179
180struct mos_softc {
181// struct device mos_dev;
182//#define GET_MII(sc) (&(sc)->mos_mii)
183// struct arpcom arpcom;
184//#define GET_IFP(sc) (&(sc)->arpcom.ac_if)
185// struct mii_data mos_mii;
186// usbd_device_handle mos_udev;
187// usbd_interface_handle mos_iface;
188
189 u_int16_t mos_flags;
190
191// int mos_ed[MOS_ENDPT_MAX];
192// usbd_pipe_handle mos_ep[MOS_ENDPT_MAX];
193 int mos_unit;
194 int mos_if_flags;
195// struct mos_cdata mos_cdata;
196// struct timeout mos_stat_ch;
197
198 int mos_refcnt;
199 char mos_dying;
200 char mos_attached;
201
202 int mos_link;
203 unsigned char mos_ipgs[2];
204 unsigned char mos_phyaddrs[2];
205 struct timeval mos_rx_notice;
206
207 u_int16_t mos_tspeed;
208 u_int16_t mos_maxpacket;
209
210// struct usb_task mos_tick_task;
211// struct usb_task mos_stop_task;
212
213
214 struct usb_ether sc_ue;
215 struct mtx sc_mtx;
216 struct usb_xfer *sc_xfer[MOS_ENDPT_MAX];
217
218 u_int mos_bufsz;
219};
220
221#define GET_MII(sc) uether_getmii(&(sc)->sc_ue)
222#define MOS_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
223#define MOS_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
224#define MOS_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)
225
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