if_cuereg.h revision 1.15
1/*	$NetBSD: if_cuereg.h,v 1.15 2009/09/04 17:53:58 dyoung Exp $	*/
2/*
3 * Copyright (c) 1997, 1998, 1999, 2000
4 *	Bill Paul <wpaul@ee.columbia.edu>.  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 * 3. All advertising materials mentioning features or use of this software
15 *    must display the following acknowledgement:
16 *	This product includes software developed by Bill Paul.
17 * 4. Neither the name of the author nor the names of any co-contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $FreeBSD: src/sys/dev/usb/if_cuereg.h,v 1.3 2000/01/16 22:45:06 wpaul Exp $
34 */
35
36/*
37 * Definitions for the CATC Netmate II USB to ethernet controller.
38 */
39
40
41/*
42 * Vendor specific control commands.
43 */
44#define CUE_CMD_READSRAM			0xF1
45#define CUE_CMD_GET_MACADDR			0xF2
46#define CUE_CMD_RESET				0xF4
47#define CUE_CMD_WRITEREG			0xFA
48#define CUE_CMD_READREG				0xFB
49#define CUE_CMD_WRITESRAM			0xFC
50
51/*
52 * Internal registers
53 */
54#define CUE_TX_BUFCNT				0x20
55#define CUE_RX_BUFCNT				0x21
56#define CUE_ADVANCED_OPMODES			0x22
57#define CUE_TX_BUFPKTS				0x23
58#define CUE_RX_BUFPKTS				0x24
59#define CUE_RX_MAXCHAIN				0x25
60
61#define CUE_ETHCTL				0x60
62#define CUE_ETHSTS				0x61
63#define CUE_PAR5				0x62
64#define CUE_PAR4				0x63
65#define CUE_PAR3				0x64
66#define CUE_PAR2				0x65
67#define CUE_PAR1				0x66
68#define CUE_PAR0				0x67
69
70/* Error counters, all 16 bits wide. */
71#define CUE_TX_SINGLECOLL			0x69
72#define CUE_TX_MULTICOLL			0x6B
73#define CUE_TX_EXCESSCOLL			0x6D
74#define CUE_RX_FRAMEERR				0x6F
75
76#define CUE_LEDCTL				0x81
77
78/* Advenced operating mode register */
79#define CUE_AOP_SRAMWAITS			0x03
80#define CUE_AOP_EMBED_RXLEN			0x08
81#define CUE_AOP_RXCOMBINE			0x10
82#define CUE_AOP_TXCOMBINE			0x20
83#define CUE_AOP_EVEN_PKT_READS			0x40
84#define CUE_AOP_LOOPBK				0x80
85
86/* Ethernet control register */
87#define CUE_ETHCTL_RX_ON			0x01
88#define CUE_ETHCTL_LINK_POLARITY		0x02
89#define CUE_ETHCTL_LINK_FORCE_OK		0x04
90#define CUE_ETHCTL_MCAST_ON			0x08
91#define CUE_ETHCTL_PROMISC			0x10
92
93/* Ethernet status register */
94#define CUE_ETHSTS_NO_CARRIER			0x01
95#define CUE_ETHSTS_LATECOLL			0x02
96#define CUE_ETHSTS_EXCESSCOLL			0x04
97#define CUE_ETHSTS_TXBUF_AVAIL			0x08
98#define CUE_ETHSTS_BAD_POLARITY			0x10
99#define CUE_ETHSTS_LINK_OK			0x20
100
101/* LED control register */
102#define CUE_LEDCTL_BLINK_1X			0x00
103#define CUE_LEDCTL_BLINK_2X			0x01
104#define CUE_LEDCTL_BLINK_QUARTER_ON		0x02
105#define CUE_LEDCTL_BLINK_QUARTER_OFF		0x03
106#define CUE_LEDCTL_OFF				0x04
107#define CUE_LEDCTL_FOLLOW_LINK			0x08
108
109/*
110 * Address in ASIC's internal SRAM where the
111 * multicast hash table lives. The table is 64 bytes long,
112 * giving us a 512-bit table. We have to set the bit that
113 * corresponds to the broadcast address in order to enable
114 * reception of broadcast frames.
115 */
116#define CUE_MCAST_TABLE_ADDR			0xFA80
117#define CUE_MCAST_TABLE_LEN			64
118
119#define CUE_TIMEOUT		1000
120#define ETHER_ALIGN		2
121#define CUE_BUFSZ		1536
122#define CUE_MIN_FRAMELEN	60
123#define CUE_RX_FRAMES		1
124#define CUE_TX_FRAMES		1
125
126#define CUE_RX_LIST_CNT		1
127#define CUE_TX_LIST_CNT		1
128
129#define CUE_CTL_READ		0x01
130#define CUE_CTL_WRITE		0x02
131
132#define CUE_CONFIG_NO		1
133#define CUE_IFACE_IDX		0
134
135/*
136 * The interrupt endpoint is currently unused by the CATC part.
137 */
138#define CUE_ENDPT_RX		0x0
139#define CUE_ENDPT_TX		0x1
140#define CUE_ENDPT_INTR		0x2
141#define CUE_ENDPT_MAX		0x3
142
143struct cue_type {
144	u_int16_t		cue_vid;
145	u_int16_t		cue_did;
146};
147
148struct cue_softc;
149
150struct cue_chain {
151	struct cue_softc	*cue_sc;
152	usbd_xfer_handle	cue_xfer;
153	char			*cue_buf;
154	struct mbuf		*cue_mbuf;
155	int			cue_idx;
156};
157
158struct cue_cdata {
159	struct cue_chain	cue_tx_chain[CUE_TX_LIST_CNT];
160	struct cue_chain	cue_rx_chain[CUE_RX_LIST_CNT];
161	int			cue_tx_prod;
162	int			cue_tx_cons;
163	int			cue_tx_cnt;
164	int			cue_rx_prod;
165};
166
167struct cue_softc {
168        device_t cue_dev;
169
170	struct ethercom		cue_ec;
171#if NRND > 0
172	rndsource_element_t	rnd_source;
173#endif
174#define GET_IFP(sc) (&(sc)->cue_ec.ec_if)
175
176        struct callout cue_stat_ch;
177
178	usbd_device_handle	cue_udev;
179	usbd_interface_handle	cue_iface;
180	u_int16_t		cue_vendor;
181	u_int16_t		cue_product;
182	int			cue_ed[CUE_ENDPT_MAX];
183	usbd_pipe_handle	cue_ep[CUE_ENDPT_MAX];
184	u_int8_t		cue_mctab[CUE_MCAST_TABLE_LEN];
185	int			cue_if_flags;
186	u_int16_t		cue_rxfilt;
187	struct cue_cdata	cue_cdata;
188
189	char			cue_dying;
190	char			cue_attached;
191	u_int			cue_rx_errs;
192	struct timeval		cue_rx_notice;
193
194	struct usb_task		cue_tick_task;
195	struct usb_task		cue_stop_task;
196};
197