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[/] [or1k/] [tags/] [before_ORP/] [uclinux/] [uClinux-2.0.x/] [drivers/] [net/] [ewrk3.h] - Blame information for rev 1765

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Line No. Rev Author Line
1 199 simons
/*
2
    Written 1994 by David C. Davies.
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4
    Copyright 1994 Digital Equipment Corporation.
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6
    This software may be used and distributed according to  the terms of the
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    GNU Public License, incorporated herein by reference.
8
 
9
    The author may    be  reached as davies@wanton.lkg.dec.com  or   Digital
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    Equipment Corporation, 550 King Street, Littleton MA 01460.
11
 
12
    =========================================================================
13
*/
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15
/*
16
** I/O Address Register Map
17
*/
18
#define EWRK3_CSR    iobase+0x00   /* Control and Status Register */
19
#define EWRK3_CR     iobase+0x01   /* Control Register */
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#define EWRK3_ICR    iobase+0x02   /* Interrupt Control Register */
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#define EWRK3_TSR    iobase+0x03   /* Transmit Status Register */
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#define EWRK3_RSVD1  iobase+0x04   /* RESERVED */
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#define EWRK3_RSVD2  iobase+0x05   /* RESERVED */
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#define EWRK3_FMQ    iobase+0x06   /* Free Memory Queue */
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#define EWRK3_FMQC   iobase+0x07   /* Free Memory Queue Counter */
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#define EWRK3_RQ     iobase+0x08   /* Receive Queue */
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#define EWRK3_RQC    iobase+0x09   /* Receive Queue Counter */
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#define EWRK3_TQ     iobase+0x0a   /* Transmit Queue */
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#define EWRK3_TQC    iobase+0x0b   /* Transmit Queue Counter */
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#define EWRK3_TDQ    iobase+0x0c   /* Transmit Done Queue */
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#define EWRK3_TDQC   iobase+0x0d   /* Transmit Done Queue Counter */
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#define EWRK3_PIR1   iobase+0x0e   /* Page Index Register 1 */
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#define EWRK3_PIR2   iobase+0x0f   /* Page Index Register 2 */
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#define EWRK3_DATA   iobase+0x10   /* Data Register */
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#define EWRK3_IOPR   iobase+0x11   /* I/O Page Register */
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#define EWRK3_IOBR   iobase+0x12   /* I/O Base Register */
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#define EWRK3_MPR    iobase+0x13   /* Memory Page Register */
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#define EWRK3_MBR    iobase+0x14   /* Memory Base Register */
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#define EWRK3_APROM  iobase+0x15   /* Address PROM */
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#define EWRK3_EPROM1 iobase+0x16   /* EEPROM Data Register 1 */
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#define EWRK3_EPROM2 iobase+0x17   /* EEPROM Data Register 2 */
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#define EWRK3_PAR0   iobase+0x18   /* Physical Address Register 0 */
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#define EWRK3_PAR1   iobase+0x19   /* Physical Address Register 1 */
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#define EWRK3_PAR2   iobase+0x1a   /* Physical Address Register 2 */
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#define EWRK3_PAR3   iobase+0x1b   /* Physical Address Register 3 */
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#define EWRK3_PAR4   iobase+0x1c   /* Physical Address Register 4 */
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#define EWRK3_PAR5   iobase+0x1d   /* Physical Address Register 5 */
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#define EWRK3_CMR    iobase+0x1e   /* Configuration/Management Register */
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50
/*
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** Control Page Map
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*/
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#define PAGE0_FMQ     0x000         /* Free Memory Queue */
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#define PAGE0_RQ      0x080         /* Receive Queue */
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#define PAGE0_TQ      0x100         /* Transmit Queue */
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#define PAGE0_TDQ     0x180         /* Transmit Done Queue */
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#define PAGE0_HTE     0x200         /* Hash Table Entries */
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#define PAGE0_RSVD    0x240         /* RESERVED */
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#define PAGE0_USRD    0x600         /* User Data */
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61
/*
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** Control and Status Register bit definitions (EWRK3_CSR)
63
*/
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#define CSR_RA          0x80        /* Runt Accept */
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#define CSR_PME         0x40        /* Promiscuous Mode Enable */
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#define CSR_MCE         0x20        /* Multicast Enable */ 
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#define CSR_TNE         0x08        /* TX Done Queue Not Empty */
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#define CSR_RNE         0x04        /* RX Queue Not Empty */
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#define CSR_TXD         0x02        /* TX Disable */
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#define CSR_RXD         0x01        /* RX Disable */
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72
/*
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** Control Register bit definitions (EWRK3_CR)
74
*/
75
#define CR_APD          0x80    /* Auto Port Disable */
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#define CR_PSEL         0x40    /* Port Select (0->TP port) */
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#define CR_LBCK         0x20    /* LoopBaCK enable */
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#define CR_FDUP         0x10    /* Full DUPlex enable */
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#define CR_FBUS         0x08    /* Fast BUS enable (ISA clk > 8.33MHz) */
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#define CR_EN_16        0x04    /* ENable 16 bit memory accesses */
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#define CR_LED          0x02    /* LED (1-> turn on) */
82
 
83
/*
84
** Interrupt Control Register bit definitions (EWRK3_ICR)
85
*/
86
#define ICR_IE          0x80    /* Interrupt Enable */
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#define ICR_IS          0x60    /* Interrupt Selected */
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#define ICR_TNEM        0x08    /* TNE Mask (0->mask) */
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#define ICR_RNEM        0x04    /* RNE Mask (0->mask) */
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#define ICR_TXDM        0x02    /* TXD Mask (0->mask) */
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#define ICR_RXDM        0x01    /* RXD Mask (0->mask) */
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93
/*
94
** Transmit Status Register bit definitions (EWRK3_TSR)
95
*/
96
#define TSR_NCL         0x80    /* No Carrier Loopback */
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#define TSR_ID          0x40    /* Initially Deferred */
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#define TSR_LCL         0x20    /* Late CoLlision */
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#define TSR_ECL         0x10    /* Excessive CoLlisions */
100
#define TSR_RCNTR       0x0f    /* Retries CouNTeR */
101
 
102
/*
103
** I/O Page Register bit definitions (EWRK3_IOPR)
104
*/
105
#define EEPROM_INIT     0xc0    /* EEPROM INIT command */
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#define EEPROM_WR_EN    0xc8    /* EEPROM WRITE ENABLE command */
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#define EEPROM_WR       0xd0    /* EEPROM WRITE command */
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#define EEPROM_WR_DIS   0xd8    /* EEPROM WRITE DISABLE command */
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#define EEPROM_RD       0xe0    /* EEPROM READ command */
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111
/*
112
** I/O Base Register bit definitions (EWRK3_IOBR)
113
*/
114
#define EISA_REGS_EN    0x20    /* Enable EISA ID and Control Registers */
115
#define EISA_IOB        0x1f    /* Compare bits for I/O Base Address */
116
 
117
/*
118
** I/O Configuration/Management Register bit definitions (EWRK3_CMR)
119
*/
120
#define CMR_RA          0x80    /* Read Ahead */
121
#define CMR_WB          0x40    /* Write Behind */
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#define CMR_LINK        0x20    /* 0->TP */
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#define CMR_POLARITY    0x10    /* Informational */
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#define CMR_NO_EEPROM   0x0c    /* NO_EEPROM<1:0> pin status */
125
#define CMR_HS          0x08    /* Hard Strapped pin status (LeMAC2) */
126
#define CMR_PNP         0x04    /* Plug 'n Play */
127
#define CMR_DRAM        0x02    /* 0-> 1DRAM, 1-> 2 DRAM on board */
128
#define CMR_0WS         0x01    /* Zero Wait State */
129
 
130
/*
131
** MAC Receive Status Register bit definitions
132
*/
133
 
134
#define R_ROK           0x80    /* Receive OK summary */
135
#define R_IAM           0x10    /* Individual Address Match */
136
#define R_MCM           0x08    /* MultiCast Match */
137
#define R_DBE           0x04    /* Dribble Bit Error */
138
#define R_CRC           0x02    /* CRC error */
139
#define R_PLL           0x01    /* Phase Lock Lost */
140
 
141
/*
142
** MAC Transmit Control Register bit definitions
143
*/
144
 
145
#define TCR_SQEE        0x40    /* SQE Enable - look for heartbeat  */
146
#define TCR_SED         0x20    /* Stop when Error Detected */
147
#define TCR_QMODE       0x10    /* Q_MODE */
148
#define TCR_LAB         0x08    /* Less Aggressive Backoff */
149
#define TCR_PAD         0x04    /* PAD Runt Packets */
150
#define TCR_IFC         0x02    /* Insert Frame Check */
151
#define TCR_ISA         0x01    /* Insert Source Address */
152
 
153
/*
154
** MAC Transmit Status Register bit definitions
155
*/
156
 
157
#define T_VSTS          0x80    /* Valid STatuS */
158
#define T_CTU           0x40    /* Cut Through Used */
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#define T_SQE           0x20    /* Signal Quality Error */
160
#define T_NCL           0x10    /* No Carrier Loopback */
161
#define T_LCL           0x08    /* Late Collision */
162
#define T_ID            0x04    /* Initially Deferred */
163
#define T_COLL          0x03    /* COLLision status */
164
#define T_XCOLL         0x03    /* Excessive Collisions */
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#define T_MCOLL         0x02    /* Multiple Collisions */
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#define T_OCOLL         0x01    /* One Collision */
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#define T_NOCOLL        0x00    /* No Collisions */
168
#define T_XUR           0x03    /* Excessive Underruns */
169
#define T_TXE           0x7f    /* TX Errors */
170
 
171
/*
172
** EISA Configuration Register bit definitions
173
*/
174
 
175
#define EISA_ID       iobase + 0x0c80  /* EISA ID Registers */ 
176
#define EISA_ID0      iobase + 0x0c80  /* EISA ID Register 0 */ 
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#define EISA_ID1      iobase + 0x0c81  /* EISA ID Register 1 */ 
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#define EISA_ID2      iobase + 0x0c82  /* EISA ID Register 2 */ 
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#define EISA_ID3      iobase + 0x0c83  /* EISA ID Register 3 */ 
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#define EISA_CR       iobase + 0x0c84  /* EISA Control Register */
181
 
182
/*
183
** EEPROM BYTES
184
*/
185
#define EEPROM_MEMB     0x00
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#define EEPROM_IOB      0x01
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#define EEPROM_EISA_ID0 0x02
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#define EEPROM_EISA_ID1 0x03
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#define EEPROM_EISA_ID2 0x04
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#define EEPROM_EISA_ID3 0x05
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#define EEPROM_MISC0    0x06
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#define EEPROM_MISC1    0x07
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#define EEPROM_PNAME7   0x08
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#define EEPROM_PNAME6   0x09
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#define EEPROM_PNAME5   0x0a
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#define EEPROM_PNAME4   0x0b
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#define EEPROM_PNAME3   0x0c
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#define EEPROM_PNAME2   0x0d
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#define EEPROM_PNAME1   0x0e
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#define EEPROM_PNAME0   0x0f
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#define EEPROM_SWFLAGS  0x10
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#define EEPROM_HWCAT    0x11
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#define EEPROM_NETMAN2  0x12
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#define EEPROM_REVLVL   0x13
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#define EEPROM_NETMAN0  0x14
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#define EEPROM_NETMAN1  0x15
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#define EEPROM_CHIPVER  0x16
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#define EEPROM_SETUP    0x17
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#define EEPROM_PADDR0   0x18
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#define EEPROM_PADDR1   0x19
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#define EEPROM_PADDR2   0x1a
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#define EEPROM_PADDR3   0x1b
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#define EEPROM_PADDR4   0x1c
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#define EEPROM_PADDR5   0x1d
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#define EEPROM_PA_CRC   0x1e
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#define EEPROM_CHKSUM   0x1f
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218
/*
219
** EEPROM bytes for checksumming
220
*/
221
#define EEPROM_MAX      32             /* bytes */
222
 
223
/*
224
** EEPROM MISCELLANEOUS FLAGS
225
*/
226
#define RBE_SHADOW      0x0100  /* Remote Boot Enable Shadow */ 
227
#define READ_AHEAD      0x0080  /* Read Ahead feature */
228
#define IRQ_SEL2        0x0070  /* IRQ line selection (LeMAC2) */
229
#define IRQ_SEL         0x0060  /* IRQ line selection */
230
#define FAST_BUS        0x0008  /* ISA Bus speeds > 8.33MHz */
231
#define ENA_16          0x0004  /* Enables 16 bit memory transfers */
232
#define WRITE_BEHIND    0x0002  /* Write Behind feature */
233
#define _0WS_ENA        0x0001  /* Zero Wait State Enable */
234
 
235
/*
236
** EEPROM NETWORK MANAGEMENT FLAGS
237
*/
238
#define NETMAN_POL      0x04    /* Polarity defeat */
239
#define NETMAN_LINK     0x02    /* Link defeat */
240
#define NETMAN_CCE      0x01    /* Custom Counters Enable */
241
 
242
/*
243
** EEPROM SW FLAGS
244
*/
245
#define SW_SQE          0x10    /* Signal Quality Error */ 
246
#define SW_LAB          0x08    /* Less Aggressive Backoff */
247
#define SW_INIT         0x04    /* Initialized */
248
#define SW_TIMEOUT      0x02    /* 0:2.5 mins, 1: 30 secs */
249
#define SW_REMOTE       0x01    /* Remote Boot Enable -> 1 */
250
 
251
/*
252
** EEPROM SETUP FLAGS
253
*/
254
#define SETUP_APD       0x80    /* AutoPort Disable */
255
#define SETUP_PS        0x40    /* Port Select */
256
#define SETUP_MP        0x20    /* MultiPort */
257
#define SETUP_1TP       0x10    /* 1 port, TP */
258
#define SETUP_1COAX     0x00    /* 1 port, Coax */
259
#define SETUP_DRAM      0x02    /* Number of DRAMS on board */
260
 
261
/*
262
** EEPROM MANAGEMENT FLAGS
263
*/
264
#define MGMT_CCE        0x01    /* Custom Counters Enable */
265
 
266
/*
267
** EEPROM VERSIONS
268
*/
269
#define LeMAC           0x11
270
#define LeMAC2          0x12
271
 
272
/*
273
** Miscellaneous
274
*/
275
 
276
#define EEPROM_WAIT_TIME 1000    /* Number of microseconds */
277
#define EISA_EN         0x0001   /* Enable EISA bus buffers */
278
 
279
#define HASH_TABLE_LEN   512     /* Bits */
280
 
281
#define XCT 0x80                 /* Transmit Cut Through */
282
#define PRELOAD 16               /* 4 long words */
283
 
284
#define MASK_INTERRUPTS   1
285
#define UNMASK_INTERRUPTS 0
286
 
287
#define EEPROM_OFFSET(a) ((u_short)((u_long)(a)))
288
 
289
/*
290
** Include the IOCTL stuff
291
*/
292
#include <linux/sockios.h>
293
 
294
#define EWRK3IOCTL      SIOCDEVPRIVATE
295
 
296
struct ewrk3_ioctl {
297
        unsigned short cmd;                /* Command to run */
298
        unsigned short len;                /* Length of the data buffer */
299
        unsigned char  *data;              /* Pointer to the data buffer */
300
};
301
 
302
/*
303
** Recognised commands for the driver
304
*/
305
#define EWRK3_GET_HWADDR        0x01 /* Get the hardware address */
306
#define EWRK3_SET_HWADDR        0x02 /* Get the hardware address */
307
#define EWRK3_SET_PROM          0x03 /* Set Promiscuous Mode */
308
#define EWRK3_CLR_PROM          0x04 /* Clear Promiscuous Mode */
309
#define EWRK3_SAY_BOO           0x05 /* Say "Boo!" to the kernel log file */
310
#define EWRK3_GET_MCA           0x06 /* Get a multicast address */
311
#define EWRK3_SET_MCA           0x07 /* Set a multicast address */
312
#define EWRK3_CLR_MCA           0x08 /* Clear a multicast address */
313
#define EWRK3_MCA_EN            0x09 /* Enable a multicast address group */
314
#define EWRK3_GET_STATS         0x0a /* Get the driver statistics */
315
#define EWRK3_CLR_STATS         0x0b /* Zero out the driver statistics */
316
#define EWRK3_GET_CSR           0x0c /* Get the CSR Register contents */
317
#define EWRK3_SET_CSR           0x0d /* Set the CSR Register contents */
318
#define EWRK3_GET_EEPROM        0x0e /* Get the EEPROM contents */
319
#define EWRK3_SET_EEPROM        0x0f /* Set the EEPROM contents */
320
#define EWRK3_GET_CMR           0x10 /* Get the CMR Register contents */
321
#define EWRK3_CLR_TX_CUT_THRU   0x11 /* Clear the TX cut through mode */
322
#define EWRK3_SET_TX_CUT_THRU   0x12 /* Set the TX cut through mode */

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