aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/i82593.h
blob: afac5c7a323d35c77f2f6aa9d31d24184b1500df (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
/*
 * Definitions for Intel 82593 CSMA/CD Core LAN Controller
 * The definitions are taken from the 1992 users manual with Intel
 * order number 297125-001.
 *
 * /usr/src/pc/RCS/i82593.h,v 1.1 1996/07/17 15:23:12 root Exp
 *
 * Copyright 1994, Anders Klemets <klemets@it.kth.se>
 *
 * HISTORY
 * i82593.h,v
 * Revision 1.4  2005/11/4  09:15:00  baroniunas
 * Modified copyright with permission of author as follows:
 *
 *   "If I82539.H is the only file with my copyright statement
 *    that is included in the Source Forge project, then you have
 *    my approval to change the copyright statement to be a GPL
 *    license, in the way you proposed on October 10."
 *
 * Revision 1.1  1996/07/17 15:23:12  root
 * Initial revision
 *
 * Revision 1.3  1995/04/05  15:13:58  adj
 * Initial alpha release
 *
 * Revision 1.2  1994/06/16  23:57:31  klemets
 * Mirrored all the fields in the configuration block.
 *
 * Revision 1.1  1994/06/02  20:25:34  klemets
 * Initial revision
 *
 *
 */
#ifndef	_I82593_H
#define	_I82593_H

/* Intel 82593 CSMA/CD Core LAN Controller */

/* Port 0 Command Register definitions */

/* Execution operations */
#define OP0_NOP			0	/* CHNL = 0 */
#define OP0_SWIT_TO_PORT_1	0	/* CHNL = 1 */
#define OP0_IA_SETUP		1
#define OP0_CONFIGURE		2
#define OP0_MC_SETUP		3
#define OP0_TRANSMIT		4
#define OP0_TDR			5
#define OP0_DUMP		6
#define OP0_DIAGNOSE		7
#define OP0_TRANSMIT_NO_CRC	9
#define OP0_RETRANSMIT		12
#define OP0_ABORT		13
/* Reception operations */
#define OP0_RCV_ENABLE		8
#define OP0_RCV_DISABLE		10
#define OP0_STOP_RCV		11
/* Status pointer control operations */
#define OP0_FIX_PTR		15	/* CHNL = 1 */
#define OP0_RLS_PTR		15	/* CHNL = 0 */
#define OP0_RESET		14

#define CR0_CHNL		(1 << 4)	/* 0=Channel 0, 1=Channel 1 */
#define CR0_STATUS_0		0x00
#define CR0_STATUS_1		0x20
#define CR0_STATUS_2		0x40
#define CR0_STATUS_3		0x60
#define CR0_INT_ACK		(1 << 7)	/* 0=No ack, 1=acknowledge */

/* Port 0 Status Register definitions */

#define SR0_NO_RESULT		0		/* dummy */
#define SR0_EVENT_MASK		0x0f
#define SR0_IA_SETUP_DONE	1
#define SR0_CONFIGURE_DONE	2
#define SR0_MC_SETUP_DONE	3
#define SR0_TRANSMIT_DONE	4
#define SR0_TDR_DONE		5
#define SR0_DUMP_DONE		6
#define SR0_DIAGNOSE_PASSED	7
#define SR0_TRANSMIT_NO_CRC_DONE 9
#define SR0_RETRANSMIT_DONE	12
#define SR0_EXECUTION_ABORTED	13
#define SR0_END_OF_FRAME	8
#define SR0_RECEPTION_ABORTED	10
#define SR0_DIAGNOSE_FAILED	15
#define SR0_STOP_REG_HIT	11

#define SR0_CHNL		(1 << 4)
#define SR0_EXECUTION		(1 << 5)
#define SR0_RECEPTION		(1 << 6)
#define SR0_INTERRUPT		(1 << 7)
#define SR0_BOTH_RX_TX		(SR0_EXECUTION | SR0_RECEPTION)

#define SR3_EXEC_STATE_MASK	0x03
#define SR3_EXEC_IDLE		0
#define SR3_TX_ABORT_IN_PROGRESS 1
#define SR3_EXEC_ACTIVE		2
#define SR3_ABORT_IN_PROGRESS	3
#define SR3_EXEC_CHNL		(1 << 2)
#define SR3_STP_ON_NO_RSRC	(1 << 3)
#define SR3_RCVING_NO_RSRC	(1 << 4)
#define SR3_RCV_STATE_MASK	0x60
#define SR3_RCV_IDLE		0x00
#define SR3_RCV_READY		0x20
#define SR3_RCV_ACTIVE		0x40
#define SR3_RCV_STOP_IN_PROG	0x60
#define SR3_RCV_CHNL		(1 << 7)

/* Port 1 Command Register definitions */

#define OP1_NOP			0
#define OP1_SWIT_TO_PORT_0	1
#define OP1_INT_DISABLE		2
#define OP1_INT_ENABLE		3
#define OP1_SET_TS		5
#define OP1_RST_TS		7
#define OP1_POWER_DOWN		8
#define OP1_RESET_RING_MNGMT	11
#define OP1_RESET		14
#define OP1_SEL_RST		15

#define CR1_STATUS_4		0x00
#define CR1_STATUS_5		0x20
#define CR1_STATUS_6		0x40
#define CR1_STOP_REG_UPDATE	(1 << 7)

/* Receive frame status bits */

#define	RX_RCLD			(1 << 0)
#define RX_IA_MATCH		(1 << 1)
#define	RX_NO_AD_MATCH		(1 << 2)
#define RX_NO_SFD		(1 << 3)
#define RX_SRT_FRM		(1 << 7)
#define RX_OVRRUN		(1 << 8)
#define RX_ALG_ERR		(1 << 10)
#define RX_CRC_ERR		(1 << 11)
#define RX_LEN_ERR		(1 << 12)
#define RX_RCV_OK		(1 << 13)
#define RX_TYP_LEN		(1 << 15)

/* Transmit status bits */

#define TX_NCOL_MASK		0x0f
#define TX_FRTL			(1 << 4)
#define TX_MAX_COL		(1 << 5)
#define TX_HRT_BEAT		(1 << 6)
#define TX_DEFER		(1 << 7)
#define TX_UND_RUN		(1 << 8)
#define TX_LOST_CTS		(1 << 9)
#define TX_LOST_CRS		(1 << 10)
#define TX_LTCOL		(1 << 11)
#define TX_OK			(1 << 13)
#define TX_COLL			(1 << 15)

struct i82593_conf_block {
  u_char fifo_limit : 4,
  	 forgnesi   : 1,
  	 fifo_32    : 1,
  	 d6mod      : 1,
  	 throttle_enb : 1;
  u_char throttle   : 6,
	 cntrxint   : 1,
	 contin	    : 1;
  u_char addr_len   : 3,
  	 acloc 	    : 1,
 	 preamb_len : 2,
  	 loopback   : 2;
  u_char lin_prio   : 3,
	 tbofstop   : 1,
	 exp_prio   : 3,
	 bof_met    : 1;
  u_char	    : 4,
	 ifrm_spc   : 4;
  u_char	    : 5,
	 slottim_low : 3;
  u_char slottim_hi : 3,
		    : 1,
	 max_retr   : 4;
  u_char prmisc     : 1,
	 bc_dis     : 1,
  		    : 1,
	 crs_1	    : 1,
	 nocrc_ins  : 1,
	 crc_1632   : 1,
  	 	    : 1,
  	 crs_cdt    : 1;
  u_char cs_filter  : 3,
	 crs_src    : 1,
	 cd_filter  : 3,
		    : 1;
  u_char	    : 2,
  	 min_fr_len : 6;
  u_char lng_typ    : 1,
	 lng_fld    : 1,
	 rxcrc_xf   : 1,
	 artx	    : 1,
	 sarec	    : 1,
	 tx_jabber  : 1,	/* why is this called max_len in the manual? */
	 hash_1	    : 1,
  	 lbpkpol    : 1;
  u_char	    : 6,
  	 fdx	    : 1,
  	  	    : 1;
  u_char dummy_6    : 6,	/* supposed to be ones */
  	 mult_ia    : 1,
  	 dis_bof    : 1;
  u_char dummy_1    : 1,	/* supposed to be one */
	 tx_ifs_retrig : 2,
	 mc_all     : 1,
	 rcv_mon    : 2,
	 frag_acpt  : 1,
  	 tstrttrs   : 1;
  u_char fretx	    : 1,
	 runt_eop   : 1,
	 hw_sw_pin  : 1,
	 big_endn   : 1,
	 syncrqs    : 1,
	 sttlen     : 1,
	 tx_eop     : 1,
  	 rx_eop	    : 1;
  u_char rbuf_size  : 5,
	 rcvstop    : 1,
  	 	    : 2;
};

#define I82593_MAX_MULTICAST_ADDRESSES	128	/* Hardware hashed filter */

#endif /* _I82593_H */