1 /* 2 Copyright 1994 Digital Equipment Corporation. 3 4 This software may be used and distributed according to the terms of the 5 GNU General Public License, incorporated herein by reference. 6 7 The author may be reached as davies@wanton.lkg.dec.com or Digital 8 Equipment Corporation, 550 King Street, Littleton MA 01460. 9 10 ========================================================================= 11 */ 12 13 /* 14 ** DC21040 CSR<1..15> Register Address Map 15 */ 16 #define DE4X5_BMR iobase+(0x000 << lp->bus) /* Bus Mode Register */ 17 #define DE4X5_TPD iobase+(0x008 << lp->bus) /* Transmit Poll Demand Reg */ 18 #define DE4X5_RPD iobase+(0x010 << lp->bus) /* Receive Poll Demand Reg */ 19 #define DE4X5_RRBA iobase+(0x018 << lp->bus) /* RX Ring Base Address Reg */ 20 #define DE4X5_TRBA iobase+(0x020 << lp->bus) /* TX Ring Base Address Reg */ 21 #define DE4X5_STS iobase+(0x028 << lp->bus) /* Status Register */ 22 #define DE4X5_OMR iobase+(0x030 << lp->bus) /* Operation Mode Register */ 23 #define DE4X5_IMR iobase+(0x038 << lp->bus) /* Interrupt Mask Register */ 24 #define DE4X5_MFC iobase+(0x040 << lp->bus) /* Missed Frame Counter */ 25 #define DE4X5_APROM iobase+(0x048 << lp->bus) /* Ethernet Address PROM */ 26 #define DE4X5_BROM iobase+(0x048 << lp->bus) /* Boot ROM Register */ 27 #define DE4X5_SROM iobase+(0x048 << lp->bus) /* Serial ROM Register */ 28 #define DE4X5_MII iobase+(0x048 << lp->bus) /* MII Interface Register */ 29 #define DE4X5_DDR iobase+(0x050 << lp->bus) /* Data Diagnostic Register */ 30 #define DE4X5_FDR iobase+(0x058 << lp->bus) /* Full Duplex Register */ 31 #define DE4X5_GPT iobase+(0x058 << lp->bus) /* General Purpose Timer Reg.*/ 32 #define DE4X5_GEP iobase+(0x060 << lp->bus) /* General Purpose Register */ 33 #define DE4X5_SISR iobase+(0x060 << lp->bus) /* SIA Status Register */ 34 #define DE4X5_SICR iobase+(0x068 << lp->bus) /* SIA Connectivity Register */ 35 #define DE4X5_STRR iobase+(0x070 << lp->bus) /* SIA TX/RX Register */ 36 #define DE4X5_SIGR iobase+(0x078 << lp->bus) /* SIA General Register */ 37 38 /* 39 ** EISA Register Address Map 40 */ 41 #define EISA_ID iobase+0x0c80 /* EISA ID Registers */ 42 #define EISA_ID0 iobase+0x0c80 /* EISA ID Register 0 */ 43 #define EISA_ID1 iobase+0x0c81 /* EISA ID Register 1 */ 44 #define EISA_ID2 iobase+0x0c82 /* EISA ID Register 2 */ 45 #define EISA_ID3 iobase+0x0c83 /* EISA ID Register 3 */ 46 #define EISA_CR iobase+0x0c84 /* EISA Control Register */ 47 #define EISA_REG0 iobase+0x0c88 /* EISA Configuration Register 0 */ 48 #define EISA_REG1 iobase+0x0c89 /* EISA Configuration Register 1 */ 49 #define EISA_REG2 iobase+0x0c8a /* EISA Configuration Register 2 */ 50 #define EISA_REG3 iobase+0x0c8f /* EISA Configuration Register 3 */ 51 #define EISA_APROM iobase+0x0c90 /* Ethernet Address PROM */ 52 53 /* 54 ** PCI/EISA Configuration Registers Address Map 55 */ 56 #define PCI_CFID iobase+0x0008 /* PCI Configuration ID Register */ 57 #define PCI_CFCS iobase+0x000c /* PCI Command/Status Register */ 58 #define PCI_CFRV iobase+0x0018 /* PCI Revision Register */ 59 #define PCI_CFLT iobase+0x001c /* PCI Latency Timer Register */ 60 #define PCI_CBIO iobase+0x0028 /* PCI Base I/O Register */ 61 #define PCI_CBMA iobase+0x002c /* PCI Base Memory Address Register */ 62 #define PCI_CBER iobase+0x0030 /* PCI Expansion ROM Base Address Reg. */ 63 #define PCI_CFIT iobase+0x003c /* PCI Configuration Interrupt Register */ 64 #define PCI_CFDA iobase+0x0040 /* PCI Driver Area Register */ 65 #define PCI_CFDD iobase+0x0041 /* PCI Driver Dependent Area Register */ 66 #define PCI_CFPM iobase+0x0043 /* PCI Power Management Area Register */ 67 68 /* 69 ** EISA Configuration Register 0 bit definitions 70 */ 71 #define ER0_BSW 0x80 /* EISA Bus Slave Width, 1: 32 bits */ 72 #define ER0_BMW 0x40 /* EISA Bus Master Width, 1: 32 bits */ 73 #define ER0_EPT 0x20 /* EISA PREEMPT Time, 0: 23 BCLKs */ 74 #define ER0_ISTS 0x10 /* Interrupt Status (X) */ 75 #define ER0_LI 0x08 /* Latch Interrupts */ 76 #define ER0_INTL 0x06 /* INTerrupt Level */ 77 #define ER0_INTT 0x01 /* INTerrupt Type, 0: Level, 1: Edge */ 78 79 /* 80 ** EISA Configuration Register 1 bit definitions 81 */ 82 #define ER1_IAM 0xe0 /* ISA Address Mode */ 83 #define ER1_IAE 0x10 /* ISA Addressing Enable */ 84 #define ER1_UPIN 0x0f /* User Pins */ 85 86 /* 87 ** EISA Configuration Register 2 bit definitions 88 */ 89 #define ER2_BRS 0xc0 /* Boot ROM Size */ 90 #define ER2_BRA 0x3c /* Boot ROM Address <16:13> */ 91 92 /* 93 ** EISA Configuration Register 3 bit definitions 94 */ 95 #define ER3_BWE 0x40 /* Burst Write Enable */ 96 #define ER3_BRE 0x04 /* Burst Read Enable */ 97 #define ER3_LSR 0x02 /* Local Software Reset */ 98 99 /* 100 ** PCI Configuration ID Register (PCI_CFID). The Device IDs are left 101 ** shifted 8 bits to allow detection of DC21142 and DC21143 variants with 102 ** the configuration revision register step number. 103 */ 104 #define CFID_DID 0xff00 /* Device ID */ 105 #define CFID_VID 0x00ff /* Vendor ID */ 106 #define DC21040_DID 0x0200 /* Unique Device ID # */ 107 #define DC21040_VID 0x1011 /* DC21040 Manufacturer */ 108 #define DC21041_DID 0x1400 /* Unique Device ID # */ 109 #define DC21041_VID 0x1011 /* DC21041 Manufacturer */ 110 #define DC21140_DID 0x0900 /* Unique Device ID # */ 111 #define DC21140_VID 0x1011 /* DC21140 Manufacturer */ 112 #define DC2114x_DID 0x1900 /* Unique Device ID # */ 113 #define DC2114x_VID 0x1011 /* DC2114[23] Manufacturer */ 114 115 /* 116 ** Chipset defines 117 */ 118 #define DC21040 DC21040_DID 119 #define DC21041 DC21041_DID 120 #define DC21140 DC21140_DID 121 #define DC2114x DC2114x_DID 122 #define DC21142 (DC2114x_DID | 0x0010) 123 #define DC21143 (DC2114x_DID | 0x0030) 124 #define DC2114x_BRK 0x0020 /* CFRV break between DC21142 & DC21143 */ 125 126 #define is_DC21040 ((vendor == DC21040_VID) && (device == DC21040_DID)) 127 #define is_DC21041 ((vendor == DC21041_VID) && (device == DC21041_DID)) 128 #define is_DC21140 ((vendor == DC21140_VID) && (device == DC21140_DID)) 129 #define is_DC2114x ((vendor == DC2114x_VID) && (device == DC2114x_DID)) 130 #define is_DC21142 ((vendor == DC2114x_VID) && (device == DC21142)) 131 #define is_DC21143 ((vendor == DC2114x_VID) && (device == DC21143)) 132 133 /* 134 ** PCI Configuration Command/Status Register (PCI_CFCS) 135 */ 136 #define CFCS_DPE 0x80000000 /* Detected Parity Error (S) */ 137 #define CFCS_SSE 0x40000000 /* Signal System Error (S) */ 138 #define CFCS_RMA 0x20000000 /* Receive Master Abort (S) */ 139 #define CFCS_RTA 0x10000000 /* Receive Target Abort (S) */ 140 #define CFCS_DST 0x06000000 /* DEVSEL Timing (S) */ 141 #define CFCS_DPR 0x01000000 /* Data Parity Report (S) */ 142 #define CFCS_FBB 0x00800000 /* Fast Back-To-Back (S) */ 143 #define CFCS_SEE 0x00000100 /* System Error Enable (C) */ 144 #define CFCS_PER 0x00000040 /* Parity Error Response (C) */ 145 #define CFCS_MO 0x00000004 /* Master Operation (C) */ 146 #define CFCS_MSA 0x00000002 /* Memory Space Access (C) */ 147 #define CFCS_IOSA 0x00000001 /* I/O Space Access (C) */ 148 149 /* 150 ** PCI Configuration Revision Register (PCI_CFRV) 151 */ 152 #define CFRV_BC 0xff000000 /* Base Class */ 153 #define CFRV_SC 0x00ff0000 /* Subclass */ 154 #define CFRV_RN 0x000000f0 /* Revision Number */ 155 #define CFRV_SN 0x0000000f /* Step Number */ 156 #define BASE_CLASS 0x02000000 /* Indicates Network Controller */ 157 #define SUB_CLASS 0x00000000 /* Indicates Ethernet Controller */ 158 #define STEP_NUMBER 0x00000020 /* Increments for future chips */ 159 #define REV_NUMBER 0x00000003 /* 0x00, 0x01, 0x02, 0x03: Rev in Step */ 160 #define CFRV_MASK 0xffff0000 /* Register mask */ 161 162 /* 163 ** PCI Configuration Latency Timer Register (PCI_CFLT) 164 */ 165 #define CFLT_BC 0x0000ff00 /* Latency Timer bits */ 166 167 /* 168 ** PCI Configuration Base I/O Address Register (PCI_CBIO) 169 */ 170 #define CBIO_MASK -128 /* Base I/O Address Mask */ 171 #define CBIO_IOSI 0x00000001 /* I/O Space Indicator (RO, value is 1) */ 172 173 /* 174 ** PCI Configuration Card Information Structure Register (PCI_CCIS) 175 */ 176 #define CCIS_ROMI 0xf0000000 /* ROM Image */ 177 #define CCIS_ASO 0x0ffffff8 /* Address Space Offset */ 178 #define CCIS_ASI 0x00000007 /* Address Space Indicator */ 179 180 /* 181 ** PCI Configuration Subsystem ID Register (PCI_SSID) 182 */ 183 #define SSID_SSID 0xffff0000 /* Subsystem ID */ 184 #define SSID_SVID 0x0000ffff /* Subsystem Vendor ID */ 185 186 /* 187 ** PCI Configuration Expansion ROM Base Address Register (PCI_CBER) 188 */ 189 #define CBER_MASK 0xfffffc00 /* Expansion ROM Base Address Mask */ 190 #define CBER_ROME 0x00000001 /* ROM Enable */ 191 192 /* 193 ** PCI Configuration Interrupt Register (PCI_CFIT) 194 */ 195 #define CFIT_MXLT 0xff000000 /* MAX_LAT Value (0.25us periods) */ 196 #define CFIT_MNGT 0x00ff0000 /* MIN_GNT Value (0.25us periods) */ 197 #define CFIT_IRQP 0x0000ff00 /* Interrupt Pin */ 198 #define CFIT_IRQL 0x000000ff /* Interrupt Line */ 199 200 /* 201 ** PCI Configuration Power Management Area Register (PCI_CFPM) 202 */ 203 #define SLEEP 0x80 /* Power Saving Sleep Mode */ 204 #define SNOOZE 0x40 /* Power Saving Snooze Mode */ 205 #define WAKEUP 0x00 /* Power Saving Wakeup */ 206 207 #define PCI_CFDA_DSU 0x41 /* 8 bit Configuration Space Address */ 208 #define PCI_CFDA_PSM 0x43 /* 8 bit Configuration Space Address */ 209 210 /* 211 ** DC21040 Bus Mode Register (DE4X5_BMR) 212 */ 213 #define BMR_RML 0x00200000 /* [Memory] Read Multiple */ 214 #define BMR_DBO 0x00100000 /* Descriptor Byte Ordering (Endian) */ 215 #define BMR_TAP 0x000e0000 /* Transmit Automatic Polling */ 216 #define BMR_DAS 0x00010000 /* Diagnostic Address Space */ 217 #define BMR_CAL 0x0000c000 /* Cache Alignment */ 218 #define BMR_PBL 0x00003f00 /* Programmable Burst Length */ 219 #define BMR_BLE 0x00000080 /* Big/Little Endian */ 220 #define BMR_DSL 0x0000007c /* Descriptor Skip Length */ 221 #define BMR_BAR 0x00000002 /* Bus ARbitration */ 222 #define BMR_SWR 0x00000001 /* Software Reset */ 223 224 /* Timings here are for 10BASE-T/AUI only*/ 225 #define TAP_NOPOLL 0x00000000 /* No automatic polling */ 226 #define TAP_200US 0x00020000 /* TX automatic polling every 200us */ 227 #define TAP_800US 0x00040000 /* TX automatic polling every 800us */ 228 #define TAP_1_6MS 0x00060000 /* TX automatic polling every 1.6ms */ 229 #define TAP_12_8US 0x00080000 /* TX automatic polling every 12.8us */ 230 #define TAP_25_6US 0x000a0000 /* TX automatic polling every 25.6us */ 231 #define TAP_51_2US 0x000c0000 /* TX automatic polling every 51.2us */ 232 #define TAP_102_4US 0x000e0000 /* TX automatic polling every 102.4us */ 233 234 #define CAL_NOUSE 0x00000000 /* Not used */ 235 #define CAL_8LONG 0x00004000 /* 8-longword alignment */ 236 #define CAL_16LONG 0x00008000 /* 16-longword alignment */ 237 #define CAL_32LONG 0x0000c000 /* 32-longword alignment */ 238 239 #define PBL_0 0x00000000 /* DMA burst length = amount in RX FIFO */ 240 #define PBL_1 0x00000100 /* 1 longword DMA burst length */ 241 #define PBL_2 0x00000200 /* 2 longwords DMA burst length */ 242 #define PBL_4 0x00000400 /* 4 longwords DMA burst length */ 243 #define PBL_8 0x00000800 /* 8 longwords DMA burst length */ 244 #define PBL_16 0x00001000 /* 16 longwords DMA burst length */ 245 #define PBL_32 0x00002000 /* 32 longwords DMA burst length */ 246 247 #define DSL_0 0x00000000 /* 0 longword / descriptor */ 248 #define DSL_1 0x00000004 /* 1 longword / descriptor */ 249 #define DSL_2 0x00000008 /* 2 longwords / descriptor */ 250 #define DSL_4 0x00000010 /* 4 longwords / descriptor */ 251 #define DSL_8 0x00000020 /* 8 longwords / descriptor */ 252 #define DSL_16 0x00000040 /* 16 longwords / descriptor */ 253 #define DSL_32 0x00000080 /* 32 longwords / descriptor */ 254 255 /* 256 ** DC21040 Transmit Poll Demand Register (DE4X5_TPD) 257 */ 258 #define TPD 0x00000001 /* Transmit Poll Demand */ 259 260 /* 261 ** DC21040 Receive Poll Demand Register (DE4X5_RPD) 262 */ 263 #define RPD 0x00000001 /* Receive Poll Demand */ 264 265 /* 266 ** DC21040 Receive Ring Base Address Register (DE4X5_RRBA) 267 */ 268 #define RRBA 0xfffffffc /* RX Descriptor List Start Address */ 269 270 /* 271 ** DC21040 Transmit Ring Base Address Register (DE4X5_TRBA) 272 */ 273 #define TRBA 0xfffffffc /* TX Descriptor List Start Address */ 274 275 /* 276 ** Status Register (DE4X5_STS) 277 */ 278 #define STS_GPI 0x04000000 /* General Purpose Port Interrupt */ 279 #define STS_BE 0x03800000 /* Bus Error Bits */ 280 #define STS_TS 0x00700000 /* Transmit Process State */ 281 #define STS_RS 0x000e0000 /* Receive Process State */ 282 #define STS_NIS 0x00010000 /* Normal Interrupt Summary */ 283 #define STS_AIS 0x00008000 /* Abnormal Interrupt Summary */ 284 #define STS_ER 0x00004000 /* Early Receive */ 285 #define STS_FBE 0x00002000 /* Fatal Bus Error */ 286 #define STS_SE 0x00002000 /* System Error */ 287 #define STS_LNF 0x00001000 /* Link Fail */ 288 #define STS_FD 0x00000800 /* Full-Duplex Short Frame Received */ 289 #define STS_TM 0x00000800 /* Timer Expired (DC21041) */ 290 #define STS_ETI 0x00000400 /* Early Transmit Interrupt */ 291 #define STS_AT 0x00000400 /* AUI/TP Pin */ 292 #define STS_RWT 0x00000200 /* Receive Watchdog Time-Out */ 293 #define STS_RPS 0x00000100 /* Receive Process Stopped */ 294 #define STS_RU 0x00000080 /* Receive Buffer Unavailable */ 295 #define STS_RI 0x00000040 /* Receive Interrupt */ 296 #define STS_UNF 0x00000020 /* Transmit Underflow */ 297 #define STS_LNP 0x00000010 /* Link Pass */ 298 #define STS_ANC 0x00000010 /* Autonegotiation Complete */ 299 #define STS_TJT 0x00000008 /* Transmit Jabber Time-Out */ 300 #define STS_TU 0x00000004 /* Transmit Buffer Unavailable */ 301 #define STS_TPS 0x00000002 /* Transmit Process Stopped */ 302 #define STS_TI 0x00000001 /* Transmit Interrupt */ 303 304 #define EB_PAR 0x00000000 /* Parity Error */ 305 #define EB_MA 0x00800000 /* Master Abort */ 306 #define EB_TA 0x01000000 /* Target Abort */ 307 #define EB_RES0 0x01800000 /* Reserved */ 308 #define EB_RES1 0x02000000 /* Reserved */ 309 310 #define TS_STOP 0x00000000 /* Stopped */ 311 #define TS_FTD 0x00100000 /* Fetch Transmit Descriptor */ 312 #define TS_WEOT 0x00200000 /* Wait for End Of Transmission */ 313 #define TS_QDAT 0x00300000 /* Queue skb data into TX FIFO */ 314 #define TS_RES 0x00400000 /* Reserved */ 315 #define TS_SPKT 0x00500000 /* Setup Packet */ 316 #define TS_SUSP 0x00600000 /* Suspended */ 317 #define TS_CLTD 0x00700000 /* Close Transmit Descriptor */ 318 319 #define RS_STOP 0x00000000 /* Stopped */ 320 #define RS_FRD 0x00020000 /* Fetch Receive Descriptor */ 321 #define RS_CEOR 0x00040000 /* Check for End of Receive Packet */ 322 #define RS_WFRP 0x00060000 /* Wait for Receive Packet */ 323 #define RS_SUSP 0x00080000 /* Suspended */ 324 #define RS_CLRD 0x000a0000 /* Close Receive Descriptor */ 325 #define RS_FLUSH 0x000c0000 /* Flush RX FIFO */ 326 #define RS_QRFS 0x000e0000 /* Queue RX FIFO into RX Skb */ 327 328 #define INT_CANCEL 0x0001ffff /* For zeroing all interrupt sources */ 329 330 /* 331 ** Operation Mode Register (DE4X5_OMR) 332 */ 333 #define OMR_SC 0x80000000 /* Special Capture Effect Enable */ 334 #define OMR_RA 0x40000000 /* Receive All */ 335 #define OMR_SDP 0x02000000 /* SD Polarity - MUST BE ASSERTED */ 336 #define OMR_SCR 0x01000000 /* Scrambler Mode */ 337 #define OMR_PCS 0x00800000 /* PCS Function */ 338 #define OMR_TTM 0x00400000 /* Transmit Threshold Mode */ 339 #define OMR_SF 0x00200000 /* Store and Forward */ 340 #define OMR_HBD 0x00080000 /* HeartBeat Disable */ 341 #define OMR_PS 0x00040000 /* Port Select */ 342 #define OMR_CA 0x00020000 /* Capture Effect Enable */ 343 #define OMR_BP 0x00010000 /* Back Pressure */ 344 #define OMR_TR 0x0000c000 /* Threshold Control Bits */ 345 #define OMR_ST 0x00002000 /* Start/Stop Transmission Command */ 346 #define OMR_FC 0x00001000 /* Force Collision Mode */ 347 #define OMR_OM 0x00000c00 /* Operating Mode */ 348 #define OMR_FDX 0x00000200 /* Full Duplex Mode */ 349 #define OMR_FKD 0x00000100 /* Flaky Oscillator Disable */ 350 #define OMR_PM 0x00000080 /* Pass All Multicast */ 351 #define OMR_PR 0x00000040 /* Promiscuous Mode */ 352 #define OMR_SB 0x00000020 /* Start/Stop Backoff Counter */ 353 #define OMR_IF 0x00000010 /* Inverse Filtering */ 354 #define OMR_PB 0x00000008 /* Pass Bad Frames */ 355 #define OMR_HO 0x00000004 /* Hash Only Filtering Mode */ 356 #define OMR_SR 0x00000002 /* Start/Stop Receive */ 357 #define OMR_HP 0x00000001 /* Hash/Perfect Receive Filtering Mode */ 358 359 #define TR_72 0x00000000 /* Threshold set to 72 (128) bytes */ 360 #define TR_96 0x00004000 /* Threshold set to 96 (256) bytes */ 361 #define TR_128 0x00008000 /* Threshold set to 128 (512) bytes */ 362 #define TR_160 0x0000c000 /* Threshold set to 160 (1024) bytes */ 363 364 #define OMR_DEF (OMR_SDP) 365 #define OMR_SIA (OMR_SDP | OMR_TTM) 366 #define OMR_SYM (OMR_SDP | OMR_SCR | OMR_PCS | OMR_HBD | OMR_PS) 367 #define OMR_MII_10 (OMR_SDP | OMR_TTM | OMR_PS) 368 #define OMR_MII_100 (OMR_SDP | OMR_HBD | OMR_PS) 369 370 /* 371 ** DC21040 Interrupt Mask Register (DE4X5_IMR) 372 */ 373 #define IMR_GPM 0x04000000 /* General Purpose Port Mask */ 374 #define IMR_NIM 0x00010000 /* Normal Interrupt Summary Mask */ 375 #define IMR_AIM 0x00008000 /* Abnormal Interrupt Summary Mask */ 376 #define IMR_ERM 0x00004000 /* Early Receive Mask */ 377 #define IMR_FBM 0x00002000 /* Fatal Bus Error Mask */ 378 #define IMR_SEM 0x00002000 /* System Error Mask */ 379 #define IMR_LFM 0x00001000 /* Link Fail Mask */ 380 #define IMR_FDM 0x00000800 /* Full-Duplex (Short Frame) Mask */ 381 #define IMR_TMM 0x00000800 /* Timer Expired Mask (DC21041) */ 382 #define IMR_ETM 0x00000400 /* Early Transmit Interrupt Mask */ 383 #define IMR_ATM 0x00000400 /* AUI/TP Switch Mask */ 384 #define IMR_RWM 0x00000200 /* Receive Watchdog Time-Out Mask */ 385 #define IMR_RSM 0x00000100 /* Receive Stopped Mask */ 386 #define IMR_RUM 0x00000080 /* Receive Buffer Unavailable Mask */ 387 #define IMR_RIM 0x00000040 /* Receive Interrupt Mask */ 388 #define IMR_UNM 0x00000020 /* Underflow Interrupt Mask */ 389 #define IMR_ANM 0x00000010 /* Autonegotiation Complete Mask */ 390 #define IMR_LPM 0x00000010 /* Link Pass */ 391 #define IMR_TJM 0x00000008 /* Transmit Time-Out Jabber Mask */ 392 #define IMR_TUM 0x00000004 /* Transmit Buffer Unavailable Mask */ 393 #define IMR_TSM 0x00000002 /* Transmission Stopped Mask */ 394 #define IMR_TIM 0x00000001 /* Transmit Interrupt Mask */ 395 396 /* 397 ** Missed Frames and FIFO Overflow Counters (DE4X5_MFC) 398 */ 399 #define MFC_FOCO 0x10000000 /* FIFO Overflow Counter Overflow Bit */ 400 #define MFC_FOC 0x0ffe0000 /* FIFO Overflow Counter Bits */ 401 #define MFC_OVFL 0x00010000 /* Missed Frames Counter Overflow Bit */ 402 #define MFC_CNTR 0x0000ffff /* Missed Frames Counter Bits */ 403 #define MFC_FOCM 0x1ffe0000 /* FIFO Overflow Counter Mask */ 404 405 /* 406 ** DC21040 Ethernet Address PROM (DE4X5_APROM) 407 */ 408 #define APROM_DN 0x80000000 /* Data Not Valid */ 409 #define APROM_DT 0x000000ff /* Address Byte */ 410 411 /* 412 ** DC21041 Boot/Ethernet Address ROM (DE4X5_BROM) 413 */ 414 #define BROM_MODE 0x00008000 /* MODE_1: 0, MODE_0: 1 (read only) */ 415 #define BROM_RD 0x00004000 /* Read from Boot ROM */ 416 #define BROM_WR 0x00002000 /* Write to Boot ROM */ 417 #define BROM_BR 0x00001000 /* Select Boot ROM when set */ 418 #define BROM_SR 0x00000800 /* Select Serial ROM when set */ 419 #define BROM_REG 0x00000400 /* External Register Select */ 420 #define BROM_DT 0x000000ff /* Data Byte */ 421 422 /* 423 ** DC21041 Serial/Ethernet Address ROM (DE4X5_SROM, DE4X5_MII) 424 */ 425 #define MII_MDI 0x00080000 /* MII Management Data In */ 426 #define MII_MDO 0x00060000 /* MII Management Mode/Data Out */ 427 #define MII_MRD 0x00040000 /* MII Management Define Read Mode */ 428 #define MII_MWR 0x00000000 /* MII Management Define Write Mode */ 429 #define MII_MDT 0x00020000 /* MII Management Data Out */ 430 #define MII_MDC 0x00010000 /* MII Management Clock */ 431 #define MII_RD 0x00004000 /* Read from MII */ 432 #define MII_WR 0x00002000 /* Write to MII */ 433 #define MII_SEL 0x00000800 /* Select MII when RESET */ 434 435 #define SROM_MODE 0x00008000 /* MODE_1: 0, MODE_0: 1 (read only) */ 436 #define SROM_RD 0x00004000 /* Read from Boot ROM */ 437 #define SROM_WR 0x00002000 /* Write to Boot ROM */ 438 #define SROM_BR 0x00001000 /* Select Boot ROM when set */ 439 #define SROM_SR 0x00000800 /* Select Serial ROM when set */ 440 #define SROM_REG 0x00000400 /* External Register Select */ 441 #define SROM_DT 0x000000ff /* Data Byte */ 442 443 #define DT_OUT 0x00000008 /* Serial Data Out */ 444 #define DT_IN 0x00000004 /* Serial Data In */ 445 #define DT_CLK 0x00000002 /* Serial ROM Clock */ 446 #define DT_CS 0x00000001 /* Serial ROM Chip Select */ 447 448 #define MII_PREAMBLE 0xffffffff /* MII Management Preamble */ 449 #define MII_TEST 0xaaaaaaaa /* MII Test Signal */ 450 #define MII_STRD 0x06 /* Start of Frame+Op Code: use low nibble */ 451 #define MII_STWR 0x0a /* Start of Frame+Op Code: use low nibble */ 452 453 #define MII_CR 0x00 /* MII Management Control Register */ 454 #define MII_SR 0x01 /* MII Management Status Register */ 455 #define MII_ID0 0x02 /* PHY Identifier Register 0 */ 456 #define MII_ID1 0x03 /* PHY Identifier Register 1 */ 457 #define MII_ANA 0x04 /* Auto Negotiation Advertisement */ 458 #define MII_ANLPA 0x05 /* Auto Negotiation Link Partner Ability */ 459 #define MII_ANE 0x06 /* Auto Negotiation Expansion */ 460 #define MII_ANP 0x07 /* Auto Negotiation Next Page TX */ 461 462 #define DE4X5_MAX_MII 32 /* Maximum address of MII PHY devices */ 463 464 /* 465 ** MII Management Control Register 466 */ 467 #define MII_CR_RST 0x8000 /* RESET the PHY chip */ 468 #define MII_CR_LPBK 0x4000 /* Loopback enable */ 469 #define MII_CR_SPD 0x2000 /* 0: 10Mb/s; 1: 100Mb/s */ 470 #define MII_CR_10 0x0000 /* Set 10Mb/s */ 471 #define MII_CR_100 0x2000 /* Set 100Mb/s */ 472 #define MII_CR_ASSE 0x1000 /* Auto Speed Select Enable */ 473 #define MII_CR_PD 0x0800 /* Power Down */ 474 #define MII_CR_ISOL 0x0400 /* Isolate Mode */ 475 #define MII_CR_RAN 0x0200 /* Restart Auto Negotiation */ 476 #define MII_CR_FDM 0x0100 /* Full Duplex Mode */ 477 #define MII_CR_CTE 0x0080 /* Collision Test Enable */ 478 479 /* 480 ** MII Management Status Register 481 */ 482 #define MII_SR_T4C 0x8000 /* 100BASE-T4 capable */ 483 #define MII_SR_TXFD 0x4000 /* 100BASE-TX Full Duplex capable */ 484 #define MII_SR_TXHD 0x2000 /* 100BASE-TX Half Duplex capable */ 485 #define MII_SR_TFD 0x1000 /* 10BASE-T Full Duplex capable */ 486 #define MII_SR_THD 0x0800 /* 10BASE-T Half Duplex capable */ 487 #define MII_SR_ASSC 0x0020 /* Auto Speed Selection Complete*/ 488 #define MII_SR_RFD 0x0010 /* Remote Fault Detected */ 489 #define MII_SR_ANC 0x0008 /* Auto Negotiation capable */ 490 #define MII_SR_LKS 0x0004 /* Link Status */ 491 #define MII_SR_JABD 0x0002 /* Jabber Detect */ 492 #define MII_SR_XC 0x0001 /* Extended Capabilities */ 493 494 /* 495 ** MII Management Auto Negotiation Advertisement Register 496 */ 497 #define MII_ANA_TAF 0x03e0 /* Technology Ability Field */ 498 #define MII_ANA_T4AM 0x0200 /* T4 Technology Ability Mask */ 499 #define MII_ANA_TXAM 0x0180 /* TX Technology Ability Mask */ 500 #define MII_ANA_FDAM 0x0140 /* Full Duplex Technology Ability Mask */ 501 #define MII_ANA_HDAM 0x02a0 /* Half Duplex Technology Ability Mask */ 502 #define MII_ANA_100M 0x0380 /* 100Mb Technology Ability Mask */ 503 #define MII_ANA_10M 0x0060 /* 10Mb Technology Ability Mask */ 504 #define MII_ANA_CSMA 0x0001 /* CSMA-CD Capable */ 505 506 /* 507 ** MII Management Auto Negotiation Remote End Register 508 */ 509 #define MII_ANLPA_NP 0x8000 /* Next Page (Enable) */ 510 #define MII_ANLPA_ACK 0x4000 /* Remote Acknowledge */ 511 #define MII_ANLPA_RF 0x2000 /* Remote Fault */ 512 #define MII_ANLPA_TAF 0x03e0 /* Technology Ability Field */ 513 #define MII_ANLPA_T4AM 0x0200 /* T4 Technology Ability Mask */ 514 #define MII_ANLPA_TXAM 0x0180 /* TX Technology Ability Mask */ 515 #define MII_ANLPA_FDAM 0x0140 /* Full Duplex Technology Ability Mask */ 516 #define MII_ANLPA_HDAM 0x02a0 /* Half Duplex Technology Ability Mask */ 517 #define MII_ANLPA_100M 0x0380 /* 100Mb Technology Ability Mask */ 518 #define MII_ANLPA_10M 0x0060 /* 10Mb Technology Ability Mask */ 519 #define MII_ANLPA_CSMA 0x0001 /* CSMA-CD Capable */ 520 521 /* 522 ** SROM Media Definitions (ABG SROM Section) 523 */ 524 #define MEDIA_NWAY 0x0080 /* Nway (Auto Negotiation) on PHY */ 525 #define MEDIA_MII 0x0040 /* MII Present on the adapter */ 526 #define MEDIA_FIBRE 0x0008 /* Fibre Media present */ 527 #define MEDIA_AUI 0x0004 /* AUI Media present */ 528 #define MEDIA_TP 0x0002 /* TP Media present */ 529 #define MEDIA_BNC 0x0001 /* BNC Media present */ 530 531 /* 532 ** SROM Definitions (Digital Semiconductor Format) 533 */ 534 #define SROM_SSVID 0x0000 /* Sub-system Vendor ID offset */ 535 #define SROM_SSID 0x0002 /* Sub-system ID offset */ 536 #define SROM_CISPL 0x0004 /* CardBus CIS Pointer low offset */ 537 #define SROM_CISPH 0x0006 /* CardBus CIS Pointer high offset */ 538 #define SROM_IDCRC 0x0010 /* ID Block CRC offset*/ 539 #define SROM_RSVD2 0x0011 /* ID Reserved 2 offset */ 540 #define SROM_SFV 0x0012 /* SROM Format Version offset */ 541 #define SROM_CCNT 0x0013 /* Controller Count offset */ 542 #define SROM_HWADD 0x0014 /* Hardware Address offset */ 543 #define SROM_MRSVD 0x007c /* Manufacturer Reserved offset*/ 544 #define SROM_CRC 0x007e /* SROM CRC offset */ 545 546 /* 547 ** SROM Media Connection Definitions 548 */ 549 #define SROM_10BT 0x0000 /* 10BASE-T half duplex */ 550 #define SROM_10BTN 0x0100 /* 10BASE-T with Nway */ 551 #define SROM_10BTF 0x0204 /* 10BASE-T full duplex */ 552 #define SROM_10BTNLP 0x0400 /* 10BASE-T without Link Pass test */ 553 #define SROM_10B2 0x0001 /* 10BASE-2 (BNC) */ 554 #define SROM_10B5 0x0002 /* 10BASE-5 (AUI) */ 555 #define SROM_100BTH 0x0003 /* 100BASE-T half duplex */ 556 #define SROM_100BTF 0x0205 /* 100BASE-T full duplex */ 557 #define SROM_100BT4 0x0006 /* 100BASE-T4 */ 558 #define SROM_100BFX 0x0007 /* 100BASE-FX half duplex (Fiber) */ 559 #define SROM_M10BT 0x0009 /* MII 10BASE-T half duplex */ 560 #define SROM_M10BTF 0x020a /* MII 10BASE-T full duplex */ 561 #define SROM_M100BT 0x000d /* MII 100BASE-T half duplex */ 562 #define SROM_M100BTF 0x020e /* MII 100BASE-T full duplex */ 563 #define SROM_M100BT4 0x000f /* MII 100BASE-T4 */ 564 #define SROM_M100BF 0x0010 /* MII 100BASE-FX half duplex */ 565 #define SROM_M100BFF 0x0211 /* MII 100BASE-FX full duplex */ 566 #define SROM_PDA 0x0800 /* Powerup & Dynamic Autosense */ 567 #define SROM_PAO 0x8800 /* Powerup Autosense Only */ 568 #define SROM_NSMI 0xffff /* No Selected Media Information */ 569 570 /* 571 ** SROM Media Definitions 572 */ 573 #define SROM_10BASET 0x0000 /* 10BASE-T half duplex */ 574 #define SROM_10BASE2 0x0001 /* 10BASE-2 (BNC) */ 575 #define SROM_10BASE5 0x0002 /* 10BASE-5 (AUI) */ 576 #define SROM_100BASET 0x0003 /* 100BASE-T half duplex */ 577 #define SROM_10BASETF 0x0004 /* 10BASE-T full duplex */ 578 #define SROM_100BASETF 0x0005 /* 100BASE-T full duplex */ 579 #define SROM_100BASET4 0x0006 /* 100BASE-T4 */ 580 #define SROM_100BASEF 0x0007 /* 100BASE-FX half duplex */ 581 #define SROM_100BASEFF 0x0008 /* 100BASE-FX full duplex */ 582 583 #define BLOCK_LEN 0x7f /* Extended blocks length mask */ 584 #define EXT_FIELD 0x40 /* Extended blocks extension field bit */ 585 #define MEDIA_CODE 0x3f /* Extended blocks media code mask */ 586 587 /* 588 ** SROM Compact Format Block Masks 589 */ 590 #define COMPACT_FI 0x80 /* Format Indicator */ 591 #define COMPACT_LEN 0x04 /* Length */ 592 #define COMPACT_MC 0x3f /* Media Code */ 593 594 /* 595 ** SROM Extended Format Block Type 0 Masks 596 */ 597 #define BLOCK0_FI 0x80 /* Format Indicator */ 598 #define BLOCK0_MCS 0x80 /* Media Code byte Sign */ 599 #define BLOCK0_MC 0x3f /* Media Code */ 600 601 /* 602 ** DC21040 Full Duplex Register (DE4X5_FDR) 603 */ 604 #define FDR_FDACV 0x0000ffff /* Full Duplex Auto Configuration Value */ 605 606 /* 607 ** DC21041 General Purpose Timer Register (DE4X5_GPT) 608 */ 609 #define GPT_CON 0x00010000 /* One shot: 0, Continuous: 1 */ 610 #define GPT_VAL 0x0000ffff /* Timer Value */ 611 612 /* 613 ** DC21140 General Purpose Register (DE4X5_GEP) (hardware dependent bits) 614 */ 615 /* Valid ONLY for DE500 hardware */ 616 #define GEP_LNP 0x00000080 /* Link Pass (input) */ 617 #define GEP_SLNK 0x00000040 /* SYM LINK (input) */ 618 #define GEP_SDET 0x00000020 /* Signal Detect (input) */ 619 #define GEP_HRST 0x00000010 /* Hard RESET (to PHY) (output) */ 620 #define GEP_FDXD 0x00000008 /* Full Duplex Disable (output) */ 621 #define GEP_PHYL 0x00000004 /* PHY Loopback (output) */ 622 #define GEP_FLED 0x00000002 /* Force Activity LED on (output) */ 623 #define GEP_MODE 0x00000001 /* 0: 10Mb/s, 1: 100Mb/s */ 624 #define GEP_INIT 0x0000011f /* Setup inputs (0) and outputs (1) */ 625 #define GEP_CTRL 0x00000100 /* GEP control bit */ 626 627 /* 628 ** SIA Register Defaults 629 */ 630 #define CSR13 0x00000001 631 #define CSR14 0x0003ff7f /* Autonegotiation disabled */ 632 #define CSR15 0x00000008 633 634 /* 635 ** SIA Status Register (DE4X5_SISR) 636 */ 637 #define SISR_LPC 0xffff0000 /* Link Partner's Code Word */ 638 #define SISR_LPN 0x00008000 /* Link Partner Negotiable */ 639 #define SISR_ANS 0x00007000 /* Auto Negotiation Arbitration State */ 640 #define SISR_NSN 0x00000800 /* Non Stable NLPs Detected (DC21041) */ 641 #define SISR_TRF 0x00000800 /* Transmit Remote Fault */ 642 #define SISR_NSND 0x00000400 /* Non Stable NLPs Detected (DC21142) */ 643 #define SISR_ANR_FDS 0x00000400 /* Auto Negotiate Restart/Full Duplex Sel.*/ 644 #define SISR_TRA 0x00000200 /* 10BASE-T Receive Port Activity */ 645 #define SISR_NRA 0x00000200 /* Non Selected Port Receive Activity */ 646 #define SISR_ARA 0x00000100 /* AUI Receive Port Activity */ 647 #define SISR_SRA 0x00000100 /* Selected Port Receive Activity */ 648 #define SISR_DAO 0x00000080 /* PLL All One */ 649 #define SISR_DAZ 0x00000040 /* PLL All Zero */ 650 #define SISR_DSP 0x00000020 /* PLL Self-Test Pass */ 651 #define SISR_DSD 0x00000010 /* PLL Self-Test Done */ 652 #define SISR_APS 0x00000008 /* Auto Polarity State */ 653 #define SISR_LKF 0x00000004 /* Link Fail Status */ 654 #define SISR_LS10 0x00000004 /* 10Mb/s Link Fail Status */ 655 #define SISR_NCR 0x00000002 /* Network Connection Error */ 656 #define SISR_LS100 0x00000002 /* 100Mb/s Link Fail Status */ 657 #define SISR_PAUI 0x00000001 /* AUI_TP Indication */ 658 #define SISR_MRA 0x00000001 /* MII Receive Port Activity */ 659 660 #define ANS_NDIS 0x00000000 /* Nway disable */ 661 #define ANS_TDIS 0x00001000 /* Transmit Disable */ 662 #define ANS_ADET 0x00002000 /* Ability Detect */ 663 #define ANS_ACK 0x00003000 /* Acknowledge */ 664 #define ANS_CACK 0x00004000 /* Complete Acknowledge */ 665 #define ANS_NWOK 0x00005000 /* Nway OK - FLP Link Good */ 666 #define ANS_LCHK 0x00006000 /* Link Check */ 667 668 #define SISR_RST 0x00000301 /* CSR12 reset */ 669 #define SISR_ANR 0x00001301 /* Autonegotiation restart */ 670 671 /* 672 ** SIA Connectivity Register (DE4X5_SICR) 673 */ 674 #define SICR_SDM 0xffff0000 /* SIA Diagnostics Mode */ 675 #define SICR_OE57 0x00008000 /* Output Enable 5 6 7 */ 676 #define SICR_OE24 0x00004000 /* Output Enable 2 4 */ 677 #define SICR_OE13 0x00002000 /* Output Enable 1 3 */ 678 #define SICR_IE 0x00001000 /* Input Enable */ 679 #define SICR_EXT 0x00000000 /* SIA MUX Select External SIA Mode */ 680 #define SICR_D_SIA 0x00000400 /* SIA MUX Select Diagnostics - SIA Sigs */ 681 #define SICR_DPLL 0x00000800 /* SIA MUX Select Diagnostics - DPLL Sigs*/ 682 #define SICR_APLL 0x00000a00 /* SIA MUX Select Diagnostics - DPLL Sigs*/ 683 #define SICR_D_RxM 0x00000c00 /* SIA MUX Select Diagnostics - RxM Sigs */ 684 #define SICR_M_RxM 0x00000d00 /* SIA MUX Select Diagnostics - RxM Sigs */ 685 #define SICR_LNKT 0x00000e00 /* SIA MUX Select Diagnostics - Link Test*/ 686 #define SICR_SEL 0x00000f00 /* SIA MUX Select AUI or TP with LEDs */ 687 #define SICR_ASE 0x00000080 /* APLL Start Enable*/ 688 #define SICR_SIM 0x00000040 /* Serial Interface Input Multiplexer */ 689 #define SICR_ENI 0x00000020 /* Encoder Input Multiplexer */ 690 #define SICR_EDP 0x00000010 /* SIA PLL External Input Enable */ 691 #define SICR_AUI 0x00000008 /* 10Base-T (0) or AUI (1) */ 692 #define SICR_CAC 0x00000004 /* CSR Auto Configuration */ 693 #define SICR_PS 0x00000002 /* Pin AUI/TP Selection */ 694 #define SICR_SRL 0x00000001 /* SIA Reset */ 695 #define SIA_RESET 0x00000000 /* SIA Reset Value */ 696 697 /* 698 ** SIA Transmit and Receive Register (DE4X5_STRR) 699 */ 700 #define STRR_TAS 0x00008000 /* 10Base-T/AUI Autosensing Enable */ 701 #define STRR_SPP 0x00004000 /* Set Polarity Plus */ 702 #define STRR_APE 0x00002000 /* Auto Polarity Enable */ 703 #define STRR_LTE 0x00001000 /* Link Test Enable */ 704 #define STRR_SQE 0x00000800 /* Signal Quality Enable */ 705 #define STRR_CLD 0x00000400 /* Collision Detect Enable */ 706 #define STRR_CSQ 0x00000200 /* Collision Squelch Enable */ 707 #define STRR_RSQ 0x00000100 /* Receive Squelch Enable */ 708 #define STRR_ANE 0x00000080 /* Auto Negotiate Enable */ 709 #define STRR_HDE 0x00000040 /* Half Duplex Enable */ 710 #define STRR_CPEN 0x00000030 /* Compensation Enable */ 711 #define STRR_LSE 0x00000008 /* Link Pulse Send Enable */ 712 #define STRR_DREN 0x00000004 /* Driver Enable */ 713 #define STRR_LBK 0x00000002 /* Loopback Enable */ 714 #define STRR_ECEN 0x00000001 /* Encoder Enable */ 715 #define STRR_RESET 0xffffffff /* Reset value for STRR */ 716 717 /* 718 ** SIA General Register (DE4X5_SIGR) 719 */ 720 #define SIGR_RMI 0x40000000 /* Receive Match Interrupt */ 721 #define SIGR_GI1 0x20000000 /* General Port Interrupt 1 */ 722 #define SIGR_GI0 0x10000000 /* General Port Interrupt 0 */ 723 #define SIGR_CWE 0x08000000 /* Control Write Enable */ 724 #define SIGR_RME 0x04000000 /* Receive Match Enable */ 725 #define SIGR_GEI1 0x02000000 /* GEP Interrupt Enable on Port 1 */ 726 #define SIGR_GEI0 0x01000000 /* GEP Interrupt Enable on Port 0 */ 727 #define SIGR_LGS3 0x00800000 /* LED/GEP3 Select */ 728 #define SIGR_LGS2 0x00400000 /* LED/GEP2 Select */ 729 #define SIGR_LGS1 0x00200000 /* LED/GEP1 Select */ 730 #define SIGR_LGS0 0x00100000 /* LED/GEP0 Select */ 731 #define SIGR_MD 0x000f0000 /* General Purpose Mode and Data */ 732 #define SIGR_LV2 0x00008000 /* General Purpose LED2 value */ 733 #define SIGR_LE2 0x00004000 /* General Purpose LED2 enable */ 734 #define SIGR_FRL 0x00002000 /* Force Receiver Low */ 735 #define SIGR_DPST 0x00001000 /* PLL Self Test Start */ 736 #define SIGR_LSD 0x00000800 /* LED Stretch Disable */ 737 #define SIGR_FLF 0x00000400 /* Force Link Fail */ 738 #define SIGR_FUSQ 0x00000200 /* Force Unsquelch */ 739 #define SIGR_TSCK 0x00000100 /* Test Clock */ 740 #define SIGR_LV1 0x00000080 /* General Purpose LED1 value */ 741 #define SIGR_LE1 0x00000040 /* General Purpose LED1 enable */ 742 #define SIGR_RWR 0x00000020 /* Receive Watchdog Release */ 743 #define SIGR_RWD 0x00000010 /* Receive Watchdog Disable */ 744 #define SIGR_ABM 0x00000008 /* BNC: 0, AUI:1 */ 745 #define SIGR_JCK 0x00000004 /* Jabber Clock */ 746 #define SIGR_HUJ 0x00000002 /* Host Unjab */ 747 #define SIGR_JBD 0x00000001 /* Jabber Disable */ 748 #define SIGR_RESET 0xffff0000 /* Reset value for SIGR */ 749 750 /* 751 ** Receive Descriptor Bit Summary 752 */ 753 #define R_OWN 0x80000000 /* Own Bit */ 754 #define RD_FF 0x40000000 /* Filtering Fail */ 755 #define RD_FL 0x3fff0000 /* Frame Length */ 756 #define RD_ES 0x00008000 /* Error Summary */ 757 #define RD_LE 0x00004000 /* Length Error */ 758 #define RD_DT 0x00003000 /* Data Type */ 759 #define RD_RF 0x00000800 /* Runt Frame */ 760 #define RD_MF 0x00000400 /* Multicast Frame */ 761 #define RD_FS 0x00000200 /* First Descriptor */ 762 #define RD_LS 0x00000100 /* Last Descriptor */ 763 #define RD_TL 0x00000080 /* Frame Too Long */ 764 #define RD_CS 0x00000040 /* Collision Seen */ 765 #define RD_FT 0x00000020 /* Frame Type */ 766 #define RD_RJ 0x00000010 /* Receive Watchdog */ 767 #define RD_RE 0x00000008 /* Report on MII Error */ 768 #define RD_DB 0x00000004 /* Dribbling Bit */ 769 #define RD_CE 0x00000002 /* CRC Error */ 770 #define RD_OF 0x00000001 /* Overflow */ 771 772 #define RD_RER 0x02000000 /* Receive End Of Ring */ 773 #define RD_RCH 0x01000000 /* Second Address Chained */ 774 #define RD_RBS2 0x003ff800 /* Buffer 2 Size */ 775 #define RD_RBS1 0x000007ff /* Buffer 1 Size */ 776 777 /* 778 ** Transmit Descriptor Bit Summary 779 */ 780 #define T_OWN 0x80000000 /* Own Bit */ 781 #define TD_ES 0x00008000 /* Error Summary */ 782 #define TD_TO 0x00004000 /* Transmit Jabber Time-Out */ 783 #define TD_LO 0x00000800 /* Loss Of Carrier */ 784 #define TD_NC 0x00000400 /* No Carrier */ 785 #define TD_LC 0x00000200 /* Late Collision */ 786 #define TD_EC 0x00000100 /* Excessive Collisions */ 787 #define TD_HF 0x00000080 /* Heartbeat Fail */ 788 #define TD_CC 0x00000078 /* Collision Counter */ 789 #define TD_LF 0x00000004 /* Link Fail */ 790 #define TD_UF 0x00000002 /* Underflow Error */ 791 #define TD_DE 0x00000001 /* Deferred */ 792 793 #define TD_IC 0x80000000 /* Interrupt On Completion */ 794 #define TD_LS 0x40000000 /* Last Segment */ 795 #define TD_FS 0x20000000 /* First Segment */ 796 #define TD_FT1 0x10000000 /* Filtering Type */ 797 #define TD_SET 0x08000000 /* Setup Packet */ 798 #define TD_AC 0x04000000 /* Add CRC Disable */ 799 #define TD_TER 0x02000000 /* Transmit End Of Ring */ 800 #define TD_TCH 0x01000000 /* Second Address Chained */ 801 #define TD_DPD 0x00800000 /* Disabled Padding */ 802 #define TD_FT0 0x00400000 /* Filtering Type */ 803 #define TD_TBS2 0x003ff800 /* Buffer 2 Size */ 804 #define TD_TBS1 0x000007ff /* Buffer 1 Size */ 805 806 #define PERFECT_F 0x00000000 807 #define HASH_F TD_FT0 808 #define INVERSE_F TD_FT1 809 #define HASH_O_F (TD_FT1 | TD_F0) 810 811 /* 812 ** Media / mode state machine definitions 813 ** User selectable: 814 */ 815 #define TP 0x0040 /* 10Base-T (now equiv to _10Mb) */ 816 #define TP_NW 0x0002 /* 10Base-T with Nway */ 817 #define BNC 0x0004 /* Thinwire */ 818 #define AUI 0x0008 /* Thickwire */ 819 #define BNC_AUI 0x0010 /* BNC/AUI on DC21040 indistinguishable */ 820 #define _10Mb 0x0040 /* 10Mb/s Ethernet */ 821 #define _100Mb 0x0080 /* 100Mb/s Ethernet */ 822 #define AUTO 0x4000 /* Auto sense the media or speed */ 823 824 /* 825 ** Internal states 826 */ 827 #define NC 0x0000 /* No Connection */ 828 #define ANS 0x0020 /* Intermediate AutoNegotiation State */ 829 #define SPD_DET 0x0100 /* Parallel speed detection */ 830 #define INIT 0x0200 /* Initial state */ 831 #define EXT_SIA 0x0400 /* External SIA for motherboard chip */ 832 #define ANS_SUSPECT 0x0802 /* Suspect the ANS (TP) port is down */ 833 #define TP_SUSPECT 0x0803 /* Suspect the TP port is down */ 834 #define BNC_AUI_SUSPECT 0x0804 /* Suspect the BNC or AUI port is down */ 835 #define EXT_SIA_SUSPECT 0x0805 /* Suspect the EXT SIA port is down */ 836 #define BNC_SUSPECT 0x0806 /* Suspect the BNC port is down */ 837 #define AUI_SUSPECT 0x0807 /* Suspect the AUI port is down */ 838 #define MII 0x1000 /* MII on the 21143 */ 839 840 #define TIMER_CB 0x80000000 /* Timer callback detection */ 841 842 /* 843 ** DE4X5 DEBUG Options 844 */ 845 #define DEBUG_NONE 0x0000 /* No DEBUG messages */ 846 #define DEBUG_VERSION 0x0001 /* Print version message */ 847 #define DEBUG_MEDIA 0x0002 /* Print media messages */ 848 #define DEBUG_TX 0x0004 /* Print TX (queue_pkt) messages */ 849 #define DEBUG_RX 0x0008 /* Print RX (de4x5_rx) messages */ 850 #define DEBUG_SROM 0x0010 /* Print SROM messages */ 851 #define DEBUG_MII 0x0020 /* Print MII messages */ 852 #define DEBUG_OPEN 0x0040 /* Print de4x5_open() messages */ 853 #define DEBUG_CLOSE 0x0080 /* Print de4x5_close() messages */ 854 #define DEBUG_PCICFG 0x0100 855 #define DEBUG_ALL 0x01ff 856 857 /* 858 ** Miscellaneous 859 */ 860 #define PCI 0 861 #define EISA 1 862 863 #define HASH_TABLE_LEN 512 /* Bits */ 864 #define HASH_BITS 0x01ff /* 9 LS bits */ 865 866 #define SETUP_FRAME_LEN 192 /* Bytes */ 867 #define IMPERF_PA_OFFSET 156 /* Bytes */ 868 869 #define POLL_DEMAND 1 870 871 #define LOST_MEDIA_THRESHOLD 3 872 873 #define MASK_INTERRUPTS 1 874 #define UNMASK_INTERRUPTS 0 875 876 #define DE4X5_STRLEN 8 877 878 #define DE4X5_INIT 0 /* Initialisation time */ 879 #define DE4X5_RUN 1 /* Run time */ 880 881 #define DE4X5_SAVE_STATE 0 882 #define DE4X5_RESTORE_STATE 1 883 884 /* 885 ** Address Filtering Modes 886 */ 887 #define PERFECT 0 /* 16 perfect physical addresses */ 888 #define HASH_PERF 1 /* 1 perfect, 512 multicast addresses */ 889 #define PERFECT_REJ 2 /* Reject 16 perfect physical addresses */ 890 #define ALL_HASH 3 /* Hashes all physical & multicast addrs */ 891 892 #define ALL 0 /* Clear out all the setup frame */ 893 #define PHYS_ADDR_ONLY 1 /* Update the physical address only */ 894 895 /* 896 ** Adapter state 897 */ 898 #define INITIALISED 0 /* After h/w initialised and mem alloc'd */ 899 #define CLOSED 1 /* Ready for opening */ 900 #define OPEN 2 /* Running */ 901 902 /* 903 ** Various wait times 904 */ 905 #define PDET_LINK_WAIT 1200 /* msecs to wait for link detect bits */ 906 #define ANS_FINISH_WAIT 1000 /* msecs to wait for link detect bits */ 907 908 /* 909 ** IEEE OUIs for various PHY vendor/chip combos - Reg 2 values only. Since 910 ** the vendors seem split 50-50 on how to calculate the OUI register values 911 ** anyway, just reading Reg2 seems reasonable for now [see de4x5_get_oui()]. 912 */ 913 #define NATIONAL_TX 0x2000 914 #define BROADCOM_T4 0x03e0 915 #define SEEQ_T4 0x0016 916 #define CYPRESS_T4 0x0014 917 918 /* 919 ** Speed Selection stuff 920 */ 921 #define SET_10Mb {\ 922 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\ 923 omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\ 924 if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\ 925 mii_wr(MII_CR_10|(lp->fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\ 926 }\ 927 omr |= ((lp->fdx ? OMR_FDX : 0) | OMR_TTM);\ 928 outl(omr, DE4X5_OMR);\ 929 if (!lp->useSROM) lp->cache.gep = 0;\ 930 } else if (lp->useSROM && !lp->useMII) {\ 931 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 932 omr |= (lp->fdx ? OMR_FDX : 0);\ 933 outl(omr | (lp->infoblock_csr6 & ~(OMR_SCR | OMR_HBD)), DE4X5_OMR);\ 934 } else {\ 935 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 936 omr |= (lp->fdx ? OMR_FDX : 0);\ 937 outl(omr | OMR_SDP | OMR_TTM, DE4X5_OMR);\ 938 lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD);\ 939 gep_wr(lp->cache.gep, dev);\ 940 }\ 941 } 942 943 #define SET_100Mb {\ 944 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\ 945 int fdx=0;\ 946 if (lp->phy[lp->active].id == NATIONAL_TX) {\ 947 mii_wr(mii_rd(0x18, lp->phy[lp->active].addr, DE4X5_MII) & ~0x2000,\ 948 0x18, lp->phy[lp->active].addr, DE4X5_MII);\ 949 }\ 950 omr = inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX);\ 951 sr = mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII);\ 952 if (!(sr & MII_ANA_T4AM) && lp->fdx) fdx=1;\ 953 if ((lp->tmp != MII_SR_ASSC) || (lp->autosense != AUTO)) {\ 954 mii_wr(MII_CR_100|(fdx?MII_CR_FDM:0), MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\ 955 }\ 956 if (fdx) omr |= OMR_FDX;\ 957 outl(omr, DE4X5_OMR);\ 958 if (!lp->useSROM) lp->cache.gep = 0;\ 959 } else if (lp->useSROM && !lp->useMII) {\ 960 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 961 omr |= (lp->fdx ? OMR_FDX : 0);\ 962 outl(omr | lp->infoblock_csr6, DE4X5_OMR);\ 963 } else {\ 964 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 965 omr |= (lp->fdx ? OMR_FDX : 0);\ 966 outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS | OMR_SCR, DE4X5_OMR);\ 967 lp->cache.gep = (lp->fdx ? 0 : GEP_FDXD) | GEP_MODE;\ 968 gep_wr(lp->cache.gep, dev);\ 969 }\ 970 } 971 972 /* FIX ME so I don't jam 10Mb networks */ 973 #define SET_100Mb_PDET {\ 974 if ((lp->phy[lp->active].id) && (!lp->useSROM || lp->useMII)) {\ 975 mii_wr(MII_CR_100|MII_CR_ASSE, MII_CR, lp->phy[lp->active].addr, DE4X5_MII);\ 976 omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 977 outl(omr, DE4X5_OMR);\ 978 } else if (lp->useSROM && !lp->useMII) {\ 979 omr = (inl(DE4X5_OMR) & ~(OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 980 outl(omr, DE4X5_OMR);\ 981 } else {\ 982 omr = (inl(DE4X5_OMR) & ~(OMR_PS | OMR_HBD | OMR_TTM | OMR_PCS | OMR_SCR | OMR_FDX));\ 983 outl(omr | OMR_SDP | OMR_PS | OMR_HBD | OMR_PCS, DE4X5_OMR);\ 984 lp->cache.gep = (GEP_FDXD | GEP_MODE);\ 985 gep_wr(lp->cache.gep, dev);\ 986 }\ 987 } 988 989 /* 990 ** Include the IOCTL stuff 991 */ 992 #include <linux/sockios.h> 993 994 #define DE4X5IOCTL SIOCDEVPRIVATE 995 996 struct de4x5_ioctl { 997 unsigned short cmd; /* Command to run */ 998 unsigned short len; /* Length of the data buffer */ 999 unsigned char __user *data; /* Pointer to the data buffer */ 1000 }; 1001 1002 /* 1003 ** Recognised commands for the driver 1004 */ 1005 #define DE4X5_GET_HWADDR 0x01 /* Get the hardware address */ 1006 #define DE4X5_SET_HWADDR 0x02 /* Set the hardware address */ 1007 /* 0x03 and 0x04 were used before and are obsoleted now. Don't use them. */ 1008 #define DE4X5_SAY_BOO 0x05 /* Say "Boo!" to the kernel log file */ 1009 #define DE4X5_GET_MCA 0x06 /* Get a multicast address */ 1010 #define DE4X5_SET_MCA 0x07 /* Set a multicast address */ 1011 #define DE4X5_CLR_MCA 0x08 /* Clear a multicast address */ 1012 #define DE4X5_MCA_EN 0x09 /* Enable a multicast address group */ 1013 #define DE4X5_GET_STATS 0x0a /* Get the driver statistics */ 1014 #define DE4X5_CLR_STATS 0x0b /* Zero out the driver statistics */ 1015 #define DE4X5_GET_OMR 0x0c /* Get the OMR Register contents */ 1016 #define DE4X5_SET_OMR 0x0d /* Set the OMR Register contents */ 1017 #define DE4X5_GET_REG 0x0e /* Get the DE4X5 Registers */ 1018 1019 #define MOTO_SROM_BUG (lp->active == 8 && (get_unaligned_le32(dev->dev_addr) & 0x00ffffff) == 0x3e0008) 1020