summaryrefslogtreecommitdiff
path: root/sys/dev/pci/if_sereg.h
blob: cc619ec6198b43ef0ead049054c924978fdf6772 (plain)
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
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
/*	$OpenBSD: if_sereg.h,v 1.3 2010/09/04 12:47:00 miod Exp $	*/

/*-
 * Copyright (c) 2008, 2009, 2010 Nikolay Denev <ndenev@gmail.com>
 * Copyright (c) 2007, 2008 Alexander Pohoyda <alexander.pohoyda@gmx.net>
 * Copyright (c) 1997, 1998, 1999
 *	Bill Paul <wpaul@ctr.columbia.edu>.  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 Bill Paul.
 * 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 AUTHORS OR
 * THE VOICES IN THEIR HEADS 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.
 *
 * $FreeBSD: src/sys/dev/sge/if_sgereg.h,v 1.7 2010/07/08 18:22:49 yongari Exp $
 */

#define	TX_CTL			0x00
#define	TX_DESC			0x04
#define	Reserved0		0x08
#define	TX_NEXT			0x0c

#define	RX_CTL			0x10
#define	RX_DESC			0x14
#define	Reserved1		0x18
#define	RX_NEXT			0x1c

#define	IntrStatus		0x20
#define	IntrMask		0x24
#define	IntrControl		0x28
#define	IntrTimer		0x2c

#define	PMControl		0x30
#define	Reserved2		0x34
#define	ROMControl		0x38
#define	ROMInterface		0x3c
#define	StationControl		0x40
#define	GMIIControl		0x44
#define	GMacIOCR		0x48
#define	GMacIOCTL		0x4c
#define	TxMacControl		0x50
#define	TxMacTimeLimit		0x54
#define	RGMIIDelay		0x58
#define	Reserved3		0x5c
#define	RxMacControl		0x60	/* 1  WORD */
#define	RxMacAddr		0x62	/* 6x BYTE */
#define	RxHashTable		0x68	/* 1 LONG */
#define	RxHashTable2		0x6c	/* 1 LONG */
#define	RxWakeOnLan		0x70
#define	RxWakeOnLanData		0x74
#define	RxMPSControl		0x78
#define	Reserved4		0x7c

/*
 * IntrStatus Register Content
 */
#define	INTR_SOFT		0x40000000
#define	INTR_TIMER		0x20000000
#define	INTR_PAUSE_FRAME	0x00080000
#define	INTR_MAGIC_FRAME	0x00040000
#define	INTR_WAKE_FRAME		0x00020000
#define	INTR_LINK		0x00010000
#define	INTR_RX_IDLE		0x00000080
#define	INTR_RX_DONE		0x00000040
#define	INTR_TXQ1_IDLE		0x00000020
#define	INTR_TXQ1_DONE		0x00000010
#define	INTR_TX_IDLE		0x00000008
#define	INTR_TX_DONE		0x00000004
#define	INTR_RX_HALT		0x00000002
#define	INTR_TX_HALT		0x00000001

#define	SE_INTRS							\
	(INTR_RX_IDLE | INTR_RX_DONE | INTR_TXQ1_IDLE |			\
	 INTR_TXQ1_DONE |INTR_TX_IDLE | INTR_TX_DONE |			\
	 INTR_TX_HALT | INTR_RX_HALT)

/*
 * RxStatusDesc Register Content
 */
#define	RxRES			0x00200000
#define	RxCRC			0x00080000
#define	RxRUNT			0x00100000
#define	RxRWT			0x00400000

/*
 * RX_CTL Register Content
 */
#define	RX_CTL_POLL		0x00000010
#define	RX_CTL_ENB		0x00000001

/*
 * TX_CTL Register Content
 */
#define	TX_CTL_POLL		0x00000010
#define	TX_CTL_ENB		0x00000001

/*
 * RxMacControl Register Content
 */
#define	AcceptBroadcast		0x0800
#define	AcceptMulticast		0x0400
#define	AcceptMyPhys		0x0200
#define	AcceptAllPhys		0x0100
#define	AcceptErr		0x0020
#define	AcceptRunt		0x0010
#define	RXMAC_STRIP_VLAN	0x0020
#define	RXMAC_STRIP_FCS		0x0010
#define	RXMAC_PAD_ENB		0x0004
#define	RXMAC_CSUM_ENB		0x0002

#define	SE_RX_PAD_BYTES	10

/* Station control register. */
#define	SC_LOOPBACK		0x80000000
#define	SC_RGMII		0x00008000
#define	SC_FDX			0x00001000
#define	SC_SPEED_MASK		0x00000c00
#define	SC_SPEED_10		0x00000400
#define	SC_SPEED_100		0x00000800
#define	SC_SPEED_1000		0x00000c00

/*
 * Gigabit Media Independent Interface CTL register
 */
#define	GMI_DATA		0xffff0000
#define	GMI_DATA_SHIFT		16
#define	GMI_REG			0x0000f800
#define	GMI_REG_SHIFT		11
#define	GMI_PHY			0x000007c0
#define	GMI_PHY_SHIFT		6
#define	GMI_OP_WR		0x00000020
#define	GMI_OP_RD		0x00000000
#define	GMI_REQ			0x00000010
#define	GMI_MDIO		0x00000008
#define	GMI_MDDIR		0x00000004
#define	GMI_MDC			0x00000002
#define	GMI_MDEN		0x00000001

/* Tx descriptor command bits. */
#define	TDC_OWN			0x80000000
#define	TDC_INTR		0x40000000
#define	TDC_THOL3		0x30000000
#define	TDC_THOL2		0x20000000
#define	TDC_THOL1		0x10000000
#define	TDC_THOL0		0x00000000
#define	TDC_LS			0x08000000
#define	TDC_IP_CSUM		0x04000000
#define	TDC_TCP_CSUM		0x02000000
#define	TDC_UDP_CSUM		0x01000000
#define	TDC_BST			0x00800000
#define	TDC_EXT			0x00400000
#define	TDC_DEF			0x00200000
#define	TDC_BKF			0x00100000
#define	TDC_CRS			0x00080000
#define	TDC_COL			0x00040000
#define	TDC_CRC			0x00020000
#define	TDC_PAD			0x00010000
#define	TDC_VLAN_MASK		0x0000FFFF

#define	SE_TX_INTR_FRAMES	32

/*
 * TX descriptor status bits.
 */
#define	TDS_OWC			0x00080000
#define	TDS_ABT			0x00040000
#define	TDS_FIFO		0x00020000
#define	TDS_CRS			0x00010000
#define	TDS_COLLS		0x0000ffff
#define	SE_TX_ERROR(x)		((x) & (TDS_OWC | TDS_ABT | TDS_FIFO | TDS_CRS))
#define	TX_ERR_BITS		"\20"				\
				"\21CRS\22FIFO\23ABT\24OWC"

/* Rx descriptor command bits. */
#define	RDC_OWN			0x80000000
#define	RDC_INTR		0x40000000
#define	RDC_IP_CSUM		0x20000000
#define	RDC_TCP_CSUM		0x10000000
#define	RDC_UDP_CSUM		0x08000000
#define	RDC_IP_CSUM_OK		0x04000000
#define	RDC_TCP_CSUM_OK		0x02000000
#define	RDC_UDP_CSUM_OK		0x01000000
#define	RDC_WAKEUP		0x00400000
#define	RDC_MAGIC		0x00200000
#define	RDC_PAUSE		0x00100000
#define	RDC_BCAST		0x000c0000
#define	RDC_MCAST		0x00080000
#define	RDC_UCAST		0x00040000
#define	RDC_CRCOFF		0x00020000
#define	RDC_PREADD		0x00010000
#define	RDC_VLAN_MASK		0x0000FFFF

/*
 * RX descriptor status bits
 */
#define	RDS_VLAN		0x80000000
#define	RDS_DESCS		0x3f000000
#define	RDS_ABORT		0x00800000
#define	RDS_SHORT		0x00400000
#define	RDS_LIMIT		0x00200000
#define	RDS_MIIER		0x00100000
#define	RDS_OVRUN		0x00080000
#define	RDS_NIBON		0x00040000
#define	RDS_COLON		0x00020000
#define	RDS_CRCOK		0x00010000
#define	SE_RX_ERROR(x)							\
        ((x) & (RDS_COLON | RDS_NIBON | RDS_OVRUN | RDS_MIIER |		\
	RDS_LIMIT | RDS_SHORT | RDS_ABORT))
#define	SE_RX_NSEGS(x)		(((x) & RDS_DESCS) >> 24)
#define	RX_ERR_BITS 		"\20"					\
				"\21CRCOK\22COLON\23NIBON\24OVRUN"	\
				"\25MIIER\26LIMIT\27SHORT\30ABORT"	\
				"\40VLAN"

#define	RING_END		0x80000000
#define	SE_RX_BYTES(x)		((x) & 0xFFFF)
#define	SE_INC(x, y)		(x) = (((x) + 1) % y)

/* Taken from Solaris driver */
#define	EI_DATA			0xffff0000
#define	EI_DATA_SHIFT		16
#define	EI_OFFSET		0x0000fc00
#define	EI_OFFSET_SHIFT		10
#define	EI_OP			0x00000300
#define	EI_OP_SHIFT		8
#define	EI_OP_RD		(2 << EI_OP_SHIFT)
#define	EI_OP_WR		(1 << EI_OP_SHIFT)
#define	EI_REQ			0x00000080
#define	EI_DO			0x00000008
#define	EI_DI			0x00000004
#define	EI_CLK			0x00000002
#define	EI_CS			0x00000001

/*
 * EEPROM Addresses
 */
#define	EEPROMSignature		0x00
#define	EEPROMCLK		0x01
#define	EEPROMInfo		0x02
#define	EEPROMMACAddr		0x03

#define	SE_TIMEOUT		1000

struct se_desc {
	volatile u_int32_t	se_sts_size;
	volatile u_int32_t	se_cmdsts;
	volatile u_int32_t	se_ptr;
	volatile u_int32_t	se_flags;
};