1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/* $OpenBSD: if_mosreg.h,v 1.6 2012/10/22 03:23:19 brad Exp $ */
/*
* Copyright (c) 2008 Johann Christian Rode <jcrode@gmx.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Copyright (c) 1997, 1998, 1999, 2000-2003
* Bill Paul <wpaul@windriver.com>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Ravikanth.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul, THE VOICES IN HIS HEAD OR
* THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* Register definitions for the Moschip MCS7x30 ethernet controller.
*/
#define MOS_MCAST_TABLE 0x00
#define MOS_IPG0 0x08
#define MOS_IPG1 0x09
#define MOS_PHY_DATA0 0x0a
#define MOS_PHY_DATA1 0x0b
#define MOS_PHY_CTL 0x0c
#define MOS_PHY_STS 0x0d
#define MOS_PHY_DATA MOS_PHY_DATA0
#define MOS_CTL 0x0e
#define MOS_MAC0 0x0f
#define MOS_MAC1 0x10
#define MOS_MAC2 0x11
#define MOS_MAC3 0x12
#define MOS_MAC4 0x13
#define MOS_MAC5 0x14
#define MOS_MAC MOS_MAC0
/* apparently only available on hardware rev. C */
#define MOS_FRAME_DROP_CNT 0x15
#define MOS_PAUSE_TRHD 0x16
#define MOS_PHYCTL_PHYADDR 0x1f
#define MOS_PHYCTL_WRITE 0x20
#define MOS_PHYCTL_READ 0x40
#define MOS_PHYSTS_PHYREG 0x1f
#define MOS_PHYSTS_READY 0x40
#define MOS_PHYSTS_PENDING 0x80
#define MOS_CTL_RX_PROMISC 0x01
#define MOS_CTL_ALLMULTI 0x02
#define MOS_CTL_SLEEP 0x04
#define MOS_CTL_TX_ENB 0x08
/*
* The documentation calls this bit 'reserved', but in the FreeBSD driver
* provided by the vendor, this enables the receiver.
*/
#define MOS_CTL_RX_ENB 0x10
#define MOS_CTL_FDX_ENB 0x20
/* 0 = 10 Mbps, 1 = 100 Mbps */
#define MOS_CTL_SPEEDSEL 0x40
/* 0 = PHY controls speed/duplex mode, 1 = bridge controls speed/duplex mode */
#define MOS_CTL_BS_ENB 0x80
#define MOS_RXSTS_SHORT_FRAME 0x01
#define MOS_RXSTS_LENGTH_ERROR 0x02
#define MOS_RXSTS_ALIGN_ERROR 0x04
#define MOS_RXSTS_CRC_ERROR 0x08
#define MOS_RXSTS_LARGE_FRAME 0x10
#define MOS_RXSTS_VALID 0x20
/*
* The EtherType field of an Ethernet frame can contain values other than
* the frame length, hence length errors are ignored.
*/
#define MOS_RXSTS_MASK 0x3d
#define MOS_PAUSE_TRHD_DEFAULT 0
#define MOS_PAUSE_REWRITES 3
#define MOS_TIMEOUT 1000
#define MOS_RX_LIST_CNT 1
#define MOS_TX_LIST_CNT 1
/* Maximum size of a fast ethernet frame plus one byte for the status */
#define MOS_BUFSZ (ETHER_MAX_LEN+1)
/*
* USB endpoints.
*/
#define MOS_ENDPT_RX 0
#define MOS_ENDPT_TX 1
#define MOS_ENDPT_INTR 2
#define MOS_ENDPT_MAX 3
/*
* USB vendor requests.
*/
#define MOS_UR_READREG 0x0e
#define MOS_UR_WRITEREG 0x0d
#define MOS_CONFIG_NO 1
#define MOS_IFACE_IDX 0
struct mos_type {
struct usb_devno mos_dev;
u_int16_t mos_flags;
#define MCS7730 0x0001 /* MCS7730 */
#define MCS7830 0x0002 /* MCS7830 */
#define MCS7832 0x0004 /* MCS7832 */
};
#define MOS_INC(x, y) (x) = (x + 1) % y
struct mos_softc;
struct mos_chain {
struct mos_softc *mos_sc;
usbd_xfer_handle mos_xfer;
char *mos_buf;
struct mbuf *mos_mbuf;
int mos_accum;
int mos_idx;
};
struct mos_cdata {
struct mos_chain mos_tx_chain[MOS_TX_LIST_CNT];
struct mos_chain mos_rx_chain[MOS_RX_LIST_CNT];
int mos_tx_prod;
int mos_tx_cons;
int mos_tx_cnt;
int mos_rx_prod;
};
struct mos_softc {
struct device mos_dev;
#define GET_MII(sc) (&(sc)->mos_mii)
struct arpcom arpcom;
#define GET_IFP(sc) (&(sc)->arpcom.ac_if)
struct mii_data mos_mii;
usbd_device_handle mos_udev;
usbd_interface_handle mos_iface;
u_int16_t mos_flags;
int mos_ed[MOS_ENDPT_MAX];
usbd_pipe_handle mos_ep[MOS_ENDPT_MAX];
int mos_unit;
struct mos_cdata mos_cdata;
struct timeout mos_stat_ch;
int mos_refcnt;
int mos_link;
unsigned char mos_ipgs[2];
unsigned char mos_phyaddrs[2];
struct timeval mos_rx_notice;
u_int16_t mos_tspeed;
u_int16_t mos_maxpacket;
struct ifmedia mos_ifmedia;
struct usb_task mos_tick_task;
struct usb_task mos_stop_task;
struct rwlock mos_mii_lock;
u_int mos_bufsz;
};
|
