1 /* 2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. 3 * All rights reserved. 4 * 5 * This software may be redistributed and/or modified under 6 * the terms of the GNU General Public License as published by the Free 7 * Software Foundation; either version 2 of the License, or 8 * any later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * for more details. 14 * 15 * File: via-velocity.h 16 * 17 * Purpose: Header file to define driver's private structures. 18 * 19 * Author: Chuang Liang-Shing, AJ Jiang 20 * 21 * Date: Jan 24, 2003 22 */ 23 24 25 #ifndef VELOCITY_H 26 #define VELOCITY_H 27 28 #define VELOCITY_TX_CSUM_SUPPORT 29 30 #define VELOCITY_NAME "via-velocity" 31 #define VELOCITY_FULL_DRV_NAM "VIA Networking Velocity Family Gigabit Ethernet Adapter Driver" 32 #define VELOCITY_VERSION "1.15" 33 34 #define VELOCITY_IO_SIZE 256 35 #define VELOCITY_NAPI_WEIGHT 64 36 37 #define PKT_BUF_SZ 1540 38 39 #define MAX_UNITS 8 40 #define OPTION_DEFAULT { [0 ... MAX_UNITS-1] = -1} 41 42 #define REV_ID_VT6110 (0) 43 44 #define BYTE_REG_BITS_ON(x,p) do { writeb(readb((p))|(x),(p));} while (0) 45 #define WORD_REG_BITS_ON(x,p) do { writew(readw((p))|(x),(p));} while (0) 46 #define DWORD_REG_BITS_ON(x,p) do { writel(readl((p))|(x),(p));} while (0) 47 48 #define BYTE_REG_BITS_IS_ON(x,p) (readb((p)) & (x)) 49 #define WORD_REG_BITS_IS_ON(x,p) (readw((p)) & (x)) 50 #define DWORD_REG_BITS_IS_ON(x,p) (readl((p)) & (x)) 51 52 #define BYTE_REG_BITS_OFF(x,p) do { writeb(readb((p)) & (~(x)),(p));} while (0) 53 #define WORD_REG_BITS_OFF(x,p) do { writew(readw((p)) & (~(x)),(p));} while (0) 54 #define DWORD_REG_BITS_OFF(x,p) do { writel(readl((p)) & (~(x)),(p));} while (0) 55 56 #define BYTE_REG_BITS_SET(x,m,p) do { writeb( (readb((p)) & (~(m))) |(x),(p));} while (0) 57 #define WORD_REG_BITS_SET(x,m,p) do { writew( (readw((p)) & (~(m))) |(x),(p));} while (0) 58 #define DWORD_REG_BITS_SET(x,m,p) do { writel( (readl((p)) & (~(m)))|(x),(p));} while (0) 59 60 #define VAR_USED(p) do {(p)=(p);} while (0) 61 62 /* 63 * Purpose: Structures for MAX RX/TX descriptors. 64 */ 65 66 67 #define B_OWNED_BY_CHIP 1 68 #define B_OWNED_BY_HOST 0 69 70 /* 71 * Bits in the RSR0 register 72 */ 73 74 #define RSR_DETAG cpu_to_le16(0x0080) 75 #define RSR_SNTAG cpu_to_le16(0x0040) 76 #define RSR_RXER cpu_to_le16(0x0020) 77 #define RSR_RL cpu_to_le16(0x0010) 78 #define RSR_CE cpu_to_le16(0x0008) 79 #define RSR_FAE cpu_to_le16(0x0004) 80 #define RSR_CRC cpu_to_le16(0x0002) 81 #define RSR_VIDM cpu_to_le16(0x0001) 82 83 /* 84 * Bits in the RSR1 register 85 */ 86 87 #define RSR_RXOK cpu_to_le16(0x8000) // rx OK 88 #define RSR_PFT cpu_to_le16(0x4000) // Perfect filtering address match 89 #define RSR_MAR cpu_to_le16(0x2000) // MAC accept multicast address packet 90 #define RSR_BAR cpu_to_le16(0x1000) // MAC accept broadcast address packet 91 #define RSR_PHY cpu_to_le16(0x0800) // MAC accept physical address packet 92 #define RSR_VTAG cpu_to_le16(0x0400) // 802.1p/1q tagging packet indicator 93 #define RSR_STP cpu_to_le16(0x0200) // start of packet 94 #define RSR_EDP cpu_to_le16(0x0100) // end of packet 95 96 /* 97 * Bits in the CSM register 98 */ 99 100 #define CSM_IPOK 0x40 //IP Checksum validation ok 101 #define CSM_TUPOK 0x20 //TCP/UDP Checksum validation ok 102 #define CSM_FRAG 0x10 //Fragment IP datagram 103 #define CSM_IPKT 0x04 //Received an IP packet 104 #define CSM_TCPKT 0x02 //Received a TCP packet 105 #define CSM_UDPKT 0x01 //Received a UDP packet 106 107 /* 108 * Bits in the TSR0 register 109 */ 110 111 #define TSR0_ABT cpu_to_le16(0x0080) // Tx abort because of excessive collision 112 #define TSR0_OWT cpu_to_le16(0x0040) // Jumbo frame Tx abort 113 #define TSR0_OWC cpu_to_le16(0x0020) // Out of window collision 114 #define TSR0_COLS cpu_to_le16(0x0010) // experience collision in this transmit event 115 #define TSR0_NCR3 cpu_to_le16(0x0008) // collision retry counter[3] 116 #define TSR0_NCR2 cpu_to_le16(0x0004) // collision retry counter[2] 117 #define TSR0_NCR1 cpu_to_le16(0x0002) // collision retry counter[1] 118 #define TSR0_NCR0 cpu_to_le16(0x0001) // collision retry counter[0] 119 #define TSR0_TERR cpu_to_le16(0x8000) // 120 #define TSR0_FDX cpu_to_le16(0x4000) // current transaction is serviced by full duplex mode 121 #define TSR0_GMII cpu_to_le16(0x2000) // current transaction is serviced by GMII mode 122 #define TSR0_LNKFL cpu_to_le16(0x1000) // packet serviced during link down 123 #define TSR0_SHDN cpu_to_le16(0x0400) // shutdown case 124 #define TSR0_CRS cpu_to_le16(0x0200) // carrier sense lost 125 #define TSR0_CDH cpu_to_le16(0x0100) // AQE test fail (CD heartbeat) 126 127 // 128 // Bits in the TCR0 register 129 // 130 #define TCR0_TIC 0x80 // assert interrupt immediately while descriptor has been send complete 131 #define TCR0_PIC 0x40 // priority interrupt request, INA# is issued over adaptive interrupt scheme 132 #define TCR0_VETAG 0x20 // enable VLAN tag 133 #define TCR0_IPCK 0x10 // request IP checksum calculation. 134 #define TCR0_UDPCK 0x08 // request UDP checksum calculation. 135 #define TCR0_TCPCK 0x04 // request TCP checksum calculation. 136 #define TCR0_JMBO 0x02 // indicate a jumbo packet in GMAC side 137 #define TCR0_CRC 0x01 // disable CRC generation 138 139 #define TCPLS_NORMAL 3 140 #define TCPLS_START 2 141 #define TCPLS_END 1 142 #define TCPLS_MED 0 143 144 145 // max transmit or receive buffer size 146 #define CB_RX_BUF_SIZE 2048UL // max buffer size 147 // NOTE: must be multiple of 4 148 149 #define CB_MAX_RD_NUM 512 // MAX # of RD 150 #define CB_MAX_TD_NUM 256 // MAX # of TD 151 152 #define CB_INIT_RD_NUM_3119 128 // init # of RD, for setup VT3119 153 #define CB_INIT_TD_NUM_3119 64 // init # of TD, for setup VT3119 154 155 #define CB_INIT_RD_NUM 128 // init # of RD, for setup default 156 #define CB_INIT_TD_NUM 64 // init # of TD, for setup default 157 158 // for 3119 159 #define CB_TD_RING_NUM 4 // # of TD rings. 160 #define CB_MAX_SEG_PER_PKT 7 // max data seg per packet (Tx) 161 162 163 /* 164 * If collisions excess 15 times , tx will abort, and 165 * if tx fifo underflow, tx will fail 166 * we should try to resend it 167 */ 168 169 #define CB_MAX_TX_ABORT_RETRY 3 170 171 /* 172 * Receive descriptor 173 */ 174 175 struct rdesc0 { 176 __le16 RSR; /* Receive status */ 177 __le16 len; /* bits 0--13; bit 15 - owner */ 178 }; 179 180 struct rdesc1 { 181 __le16 PQTAG; 182 u8 CSM; 183 u8 IPKT; 184 }; 185 186 enum { 187 RX_INTEN = cpu_to_le16(0x8000) 188 }; 189 190 struct rx_desc { 191 struct rdesc0 rdesc0; 192 struct rdesc1 rdesc1; 193 __le32 pa_low; /* Low 32 bit PCI address */ 194 __le16 pa_high; /* Next 16 bit PCI address (48 total) */ 195 __le16 size; /* bits 0--14 - frame size, bit 15 - enable int. */ 196 } __packed; 197 198 /* 199 * Transmit descriptor 200 */ 201 202 struct tdesc0 { 203 __le16 TSR; /* Transmit status register */ 204 __le16 len; /* bits 0--13 - size of frame, bit 15 - owner */ 205 }; 206 207 struct tdesc1 { 208 __le16 vlan; 209 u8 TCR; 210 u8 cmd; /* bits 0--1 - TCPLS, bits 4--7 - CMDZ */ 211 } __packed; 212 213 enum { 214 TD_QUEUE = cpu_to_le16(0x8000) 215 }; 216 217 struct td_buf { 218 __le32 pa_low; 219 __le16 pa_high; 220 __le16 size; /* bits 0--13 - size, bit 15 - queue */ 221 } __packed; 222 223 struct tx_desc { 224 struct tdesc0 tdesc0; 225 struct tdesc1 tdesc1; 226 struct td_buf td_buf[7]; 227 }; 228 229 struct velocity_rd_info { 230 struct sk_buff *skb; 231 dma_addr_t skb_dma; 232 }; 233 234 /* 235 * Used to track transmit side buffers. 236 */ 237 238 struct velocity_td_info { 239 struct sk_buff *skb; 240 int nskb_dma; 241 dma_addr_t skb_dma[7]; 242 }; 243 244 enum velocity_owner { 245 OWNED_BY_HOST = 0, 246 OWNED_BY_NIC = cpu_to_le16(0x8000) 247 }; 248 249 250 /* 251 * MAC registers and macros. 252 */ 253 254 255 #define MCAM_SIZE 64 256 #define VCAM_SIZE 64 257 #define TX_QUEUE_NO 4 258 259 #define MAX_HW_MIB_COUNTER 32 260 #define VELOCITY_MIN_MTU (64) 261 #define VELOCITY_MAX_MTU (9000) 262 263 /* 264 * Registers in the MAC 265 */ 266 267 #define MAC_REG_PAR 0x00 // physical address 268 #define MAC_REG_RCR 0x06 269 #define MAC_REG_TCR 0x07 270 #define MAC_REG_CR0_SET 0x08 271 #define MAC_REG_CR1_SET 0x09 272 #define MAC_REG_CR2_SET 0x0A 273 #define MAC_REG_CR3_SET 0x0B 274 #define MAC_REG_CR0_CLR 0x0C 275 #define MAC_REG_CR1_CLR 0x0D 276 #define MAC_REG_CR2_CLR 0x0E 277 #define MAC_REG_CR3_CLR 0x0F 278 #define MAC_REG_MAR 0x10 279 #define MAC_REG_CAM 0x10 280 #define MAC_REG_DEC_BASE_HI 0x18 281 #define MAC_REG_DBF_BASE_HI 0x1C 282 #define MAC_REG_ISR_CTL 0x20 283 #define MAC_REG_ISR_HOTMR 0x20 284 #define MAC_REG_ISR_TSUPTHR 0x20 285 #define MAC_REG_ISR_RSUPTHR 0x20 286 #define MAC_REG_ISR_CTL1 0x21 287 #define MAC_REG_TXE_SR 0x22 288 #define MAC_REG_RXE_SR 0x23 289 #define MAC_REG_ISR 0x24 290 #define MAC_REG_ISR0 0x24 291 #define MAC_REG_ISR1 0x25 292 #define MAC_REG_ISR2 0x26 293 #define MAC_REG_ISR3 0x27 294 #define MAC_REG_IMR 0x28 295 #define MAC_REG_IMR0 0x28 296 #define MAC_REG_IMR1 0x29 297 #define MAC_REG_IMR2 0x2A 298 #define MAC_REG_IMR3 0x2B 299 #define MAC_REG_TDCSR_SET 0x30 300 #define MAC_REG_RDCSR_SET 0x32 301 #define MAC_REG_TDCSR_CLR 0x34 302 #define MAC_REG_RDCSR_CLR 0x36 303 #define MAC_REG_RDBASE_LO 0x38 304 #define MAC_REG_RDINDX 0x3C 305 #define MAC_REG_TDBASE_LO 0x40 306 #define MAC_REG_RDCSIZE 0x50 307 #define MAC_REG_TDCSIZE 0x52 308 #define MAC_REG_TDINDX 0x54 309 #define MAC_REG_TDIDX0 0x54 310 #define MAC_REG_TDIDX1 0x56 311 #define MAC_REG_TDIDX2 0x58 312 #define MAC_REG_TDIDX3 0x5A 313 #define MAC_REG_PAUSE_TIMER 0x5C 314 #define MAC_REG_RBRDU 0x5E 315 #define MAC_REG_FIFO_TEST0 0x60 316 #define MAC_REG_FIFO_TEST1 0x64 317 #define MAC_REG_CAMADDR 0x68 318 #define MAC_REG_CAMCR 0x69 319 #define MAC_REG_GFTEST 0x6A 320 #define MAC_REG_FTSTCMD 0x6B 321 #define MAC_REG_MIICFG 0x6C 322 #define MAC_REG_MIISR 0x6D 323 #define MAC_REG_PHYSR0 0x6E 324 #define MAC_REG_PHYSR1 0x6F 325 #define MAC_REG_MIICR 0x70 326 #define MAC_REG_MIIADR 0x71 327 #define MAC_REG_MIIDATA 0x72 328 #define MAC_REG_SOFT_TIMER0 0x74 329 #define MAC_REG_SOFT_TIMER1 0x76 330 #define MAC_REG_CFGA 0x78 331 #define MAC_REG_CFGB 0x79 332 #define MAC_REG_CFGC 0x7A 333 #define MAC_REG_CFGD 0x7B 334 #define MAC_REG_DCFG0 0x7C 335 #define MAC_REG_DCFG1 0x7D 336 #define MAC_REG_MCFG0 0x7E 337 #define MAC_REG_MCFG1 0x7F 338 339 #define MAC_REG_TBIST 0x80 340 #define MAC_REG_RBIST 0x81 341 #define MAC_REG_PMCC 0x82 342 #define MAC_REG_STICKHW 0x83 343 #define MAC_REG_MIBCR 0x84 344 #define MAC_REG_EERSV 0x85 345 #define MAC_REG_REVID 0x86 346 #define MAC_REG_MIBREAD 0x88 347 #define MAC_REG_BPMA 0x8C 348 #define MAC_REG_EEWR_DATA 0x8C 349 #define MAC_REG_BPMD_WR 0x8F 350 #define MAC_REG_BPCMD 0x90 351 #define MAC_REG_BPMD_RD 0x91 352 #define MAC_REG_EECHKSUM 0x92 353 #define MAC_REG_EECSR 0x93 354 #define MAC_REG_EERD_DATA 0x94 355 #define MAC_REG_EADDR 0x96 356 #define MAC_REG_EMBCMD 0x97 357 #define MAC_REG_JMPSR0 0x98 358 #define MAC_REG_JMPSR1 0x99 359 #define MAC_REG_JMPSR2 0x9A 360 #define MAC_REG_JMPSR3 0x9B 361 #define MAC_REG_CHIPGSR 0x9C 362 #define MAC_REG_TESTCFG 0x9D 363 #define MAC_REG_DEBUG 0x9E 364 #define MAC_REG_CHIPGCR 0x9F /* Chip Operation and Diagnostic Control */ 365 #define MAC_REG_WOLCR0_SET 0xA0 366 #define MAC_REG_WOLCR1_SET 0xA1 367 #define MAC_REG_PWCFG_SET 0xA2 368 #define MAC_REG_WOLCFG_SET 0xA3 369 #define MAC_REG_WOLCR0_CLR 0xA4 370 #define MAC_REG_WOLCR1_CLR 0xA5 371 #define MAC_REG_PWCFG_CLR 0xA6 372 #define MAC_REG_WOLCFG_CLR 0xA7 373 #define MAC_REG_WOLSR0_SET 0xA8 374 #define MAC_REG_WOLSR1_SET 0xA9 375 #define MAC_REG_WOLSR0_CLR 0xAC 376 #define MAC_REG_WOLSR1_CLR 0xAD 377 #define MAC_REG_PATRN_CRC0 0xB0 378 #define MAC_REG_PATRN_CRC1 0xB2 379 #define MAC_REG_PATRN_CRC2 0xB4 380 #define MAC_REG_PATRN_CRC3 0xB6 381 #define MAC_REG_PATRN_CRC4 0xB8 382 #define MAC_REG_PATRN_CRC5 0xBA 383 #define MAC_REG_PATRN_CRC6 0xBC 384 #define MAC_REG_PATRN_CRC7 0xBE 385 #define MAC_REG_BYTEMSK0_0 0xC0 386 #define MAC_REG_BYTEMSK0_1 0xC4 387 #define MAC_REG_BYTEMSK0_2 0xC8 388 #define MAC_REG_BYTEMSK0_3 0xCC 389 #define MAC_REG_BYTEMSK1_0 0xD0 390 #define MAC_REG_BYTEMSK1_1 0xD4 391 #define MAC_REG_BYTEMSK1_2 0xD8 392 #define MAC_REG_BYTEMSK1_3 0xDC 393 #define MAC_REG_BYTEMSK2_0 0xE0 394 #define MAC_REG_BYTEMSK2_1 0xE4 395 #define MAC_REG_BYTEMSK2_2 0xE8 396 #define MAC_REG_BYTEMSK2_3 0xEC 397 #define MAC_REG_BYTEMSK3_0 0xF0 398 #define MAC_REG_BYTEMSK3_1 0xF4 399 #define MAC_REG_BYTEMSK3_2 0xF8 400 #define MAC_REG_BYTEMSK3_3 0xFC 401 402 /* 403 * Bits in the RCR register 404 */ 405 406 #define RCR_AS 0x80 407 #define RCR_AP 0x40 408 #define RCR_AL 0x20 409 #define RCR_PROM 0x10 410 #define RCR_AB 0x08 411 #define RCR_AM 0x04 412 #define RCR_AR 0x02 413 #define RCR_SEP 0x01 414 415 /* 416 * Bits in the TCR register 417 */ 418 419 #define TCR_TB2BDIS 0x80 420 #define TCR_COLTMC1 0x08 421 #define TCR_COLTMC0 0x04 422 #define TCR_LB1 0x02 /* loopback[1] */ 423 #define TCR_LB0 0x01 /* loopback[0] */ 424 425 /* 426 * Bits in the CR0 register 427 */ 428 429 #define CR0_TXON 0x00000008UL 430 #define CR0_RXON 0x00000004UL 431 #define CR0_STOP 0x00000002UL /* stop MAC, default = 1 */ 432 #define CR0_STRT 0x00000001UL /* start MAC */ 433 #define CR0_SFRST 0x00008000UL /* software reset */ 434 #define CR0_TM1EN 0x00004000UL 435 #define CR0_TM0EN 0x00002000UL 436 #define CR0_DPOLL 0x00000800UL /* disable rx/tx auto polling */ 437 #define CR0_DISAU 0x00000100UL 438 #define CR0_XONEN 0x00800000UL 439 #define CR0_FDXTFCEN 0x00400000UL /* full-duplex TX flow control enable */ 440 #define CR0_FDXRFCEN 0x00200000UL /* full-duplex RX flow control enable */ 441 #define CR0_HDXFCEN 0x00100000UL /* half-duplex flow control enable */ 442 #define CR0_XHITH1 0x00080000UL /* TX XON high threshold 1 */ 443 #define CR0_XHITH0 0x00040000UL /* TX XON high threshold 0 */ 444 #define CR0_XLTH1 0x00020000UL /* TX pause frame low threshold 1 */ 445 #define CR0_XLTH0 0x00010000UL /* TX pause frame low threshold 0 */ 446 #define CR0_GSPRST 0x80000000UL 447 #define CR0_FORSRST 0x40000000UL 448 #define CR0_FPHYRST 0x20000000UL 449 #define CR0_DIAG 0x10000000UL 450 #define CR0_INTPCTL 0x04000000UL 451 #define CR0_GINTMSK1 0x02000000UL 452 #define CR0_GINTMSK0 0x01000000UL 453 454 /* 455 * Bits in the CR1 register 456 */ 457 458 #define CR1_SFRST 0x80 /* software reset */ 459 #define CR1_TM1EN 0x40 460 #define CR1_TM0EN 0x20 461 #define CR1_DPOLL 0x08 /* disable rx/tx auto polling */ 462 #define CR1_DISAU 0x01 463 464 /* 465 * Bits in the CR2 register 466 */ 467 468 #define CR2_XONEN 0x80 469 #define CR2_FDXTFCEN 0x40 /* full-duplex TX flow control enable */ 470 #define CR2_FDXRFCEN 0x20 /* full-duplex RX flow control enable */ 471 #define CR2_HDXFCEN 0x10 /* half-duplex flow control enable */ 472 #define CR2_XHITH1 0x08 /* TX XON high threshold 1 */ 473 #define CR2_XHITH0 0x04 /* TX XON high threshold 0 */ 474 #define CR2_XLTH1 0x02 /* TX pause frame low threshold 1 */ 475 #define CR2_XLTH0 0x01 /* TX pause frame low threshold 0 */ 476 477 /* 478 * Bits in the CR3 register 479 */ 480 481 #define CR3_GSPRST 0x80 482 #define CR3_FORSRST 0x40 483 #define CR3_FPHYRST 0x20 484 #define CR3_DIAG 0x10 485 #define CR3_INTPCTL 0x04 486 #define CR3_GINTMSK1 0x02 487 #define CR3_GINTMSK0 0x01 488 489 #define ISRCTL_UDPINT 0x8000 490 #define ISRCTL_TSUPDIS 0x4000 491 #define ISRCTL_RSUPDIS 0x2000 492 #define ISRCTL_PMSK1 0x1000 493 #define ISRCTL_PMSK0 0x0800 494 #define ISRCTL_INTPD 0x0400 495 #define ISRCTL_HCRLD 0x0200 496 #define ISRCTL_SCRLD 0x0100 497 498 /* 499 * Bits in the ISR_CTL1 register 500 */ 501 502 #define ISRCTL1_UDPINT 0x80 503 #define ISRCTL1_TSUPDIS 0x40 504 #define ISRCTL1_RSUPDIS 0x20 505 #define ISRCTL1_PMSK1 0x10 506 #define ISRCTL1_PMSK0 0x08 507 #define ISRCTL1_INTPD 0x04 508 #define ISRCTL1_HCRLD 0x02 509 #define ISRCTL1_SCRLD 0x01 510 511 /* 512 * Bits in the TXE_SR register 513 */ 514 515 #define TXESR_TFDBS 0x08 516 #define TXESR_TDWBS 0x04 517 #define TXESR_TDRBS 0x02 518 #define TXESR_TDSTR 0x01 519 520 /* 521 * Bits in the RXE_SR register 522 */ 523 524 #define RXESR_RFDBS 0x08 525 #define RXESR_RDWBS 0x04 526 #define RXESR_RDRBS 0x02 527 #define RXESR_RDSTR 0x01 528 529 /* 530 * Bits in the ISR register 531 */ 532 533 #define ISR_ISR3 0x80000000UL 534 #define ISR_ISR2 0x40000000UL 535 #define ISR_ISR1 0x20000000UL 536 #define ISR_ISR0 0x10000000UL 537 #define ISR_TXSTLI 0x02000000UL 538 #define ISR_RXSTLI 0x01000000UL 539 #define ISR_HFLD 0x00800000UL 540 #define ISR_UDPI 0x00400000UL 541 #define ISR_MIBFI 0x00200000UL 542 #define ISR_SHDNI 0x00100000UL 543 #define ISR_PHYI 0x00080000UL 544 #define ISR_PWEI 0x00040000UL 545 #define ISR_TMR1I 0x00020000UL 546 #define ISR_TMR0I 0x00010000UL 547 #define ISR_SRCI 0x00008000UL 548 #define ISR_LSTPEI 0x00004000UL 549 #define ISR_LSTEI 0x00002000UL 550 #define ISR_OVFI 0x00001000UL 551 #define ISR_FLONI 0x00000800UL 552 #define ISR_RACEI 0x00000400UL 553 #define ISR_TXWB1I 0x00000200UL 554 #define ISR_TXWB0I 0x00000100UL 555 #define ISR_PTX3I 0x00000080UL 556 #define ISR_PTX2I 0x00000040UL 557 #define ISR_PTX1I 0x00000020UL 558 #define ISR_PTX0I 0x00000010UL 559 #define ISR_PTXI 0x00000008UL 560 #define ISR_PRXI 0x00000004UL 561 #define ISR_PPTXI 0x00000002UL 562 #define ISR_PPRXI 0x00000001UL 563 564 /* 565 * Bits in the IMR register 566 */ 567 568 #define IMR_TXSTLM 0x02000000UL 569 #define IMR_UDPIM 0x00400000UL 570 #define IMR_MIBFIM 0x00200000UL 571 #define IMR_SHDNIM 0x00100000UL 572 #define IMR_PHYIM 0x00080000UL 573 #define IMR_PWEIM 0x00040000UL 574 #define IMR_TMR1IM 0x00020000UL 575 #define IMR_TMR0IM 0x00010000UL 576 577 #define IMR_SRCIM 0x00008000UL 578 #define IMR_LSTPEIM 0x00004000UL 579 #define IMR_LSTEIM 0x00002000UL 580 #define IMR_OVFIM 0x00001000UL 581 #define IMR_FLONIM 0x00000800UL 582 #define IMR_RACEIM 0x00000400UL 583 #define IMR_TXWB1IM 0x00000200UL 584 #define IMR_TXWB0IM 0x00000100UL 585 586 #define IMR_PTX3IM 0x00000080UL 587 #define IMR_PTX2IM 0x00000040UL 588 #define IMR_PTX1IM 0x00000020UL 589 #define IMR_PTX0IM 0x00000010UL 590 #define IMR_PTXIM 0x00000008UL 591 #define IMR_PRXIM 0x00000004UL 592 #define IMR_PPTXIM 0x00000002UL 593 #define IMR_PPRXIM 0x00000001UL 594 595 /* 0x0013FB0FUL = initial value of IMR */ 596 597 #define INT_MASK_DEF (IMR_PPTXIM|IMR_PPRXIM|IMR_PTXIM|IMR_PRXIM|\ 598 IMR_PWEIM|IMR_TXWB0IM|IMR_TXWB1IM|IMR_FLONIM|\ 599 IMR_OVFIM|IMR_LSTEIM|IMR_LSTPEIM|IMR_SRCIM|IMR_MIBFIM|\ 600 IMR_SHDNIM|IMR_TMR1IM|IMR_TMR0IM|IMR_TXSTLM) 601 602 /* 603 * Bits in the TDCSR0/1, RDCSR0 register 604 */ 605 606 #define TRDCSR_DEAD 0x0008 607 #define TRDCSR_WAK 0x0004 608 #define TRDCSR_ACT 0x0002 609 #define TRDCSR_RUN 0x0001 610 611 /* 612 * Bits in the CAMADDR register 613 */ 614 615 #define CAMADDR_CAMEN 0x80 616 #define CAMADDR_VCAMSL 0x40 617 618 /* 619 * Bits in the CAMCR register 620 */ 621 622 #define CAMCR_PS1 0x80 623 #define CAMCR_PS0 0x40 624 #define CAMCR_AITRPKT 0x20 625 #define CAMCR_AITR16 0x10 626 #define CAMCR_CAMRD 0x08 627 #define CAMCR_CAMWR 0x04 628 #define CAMCR_PS_CAM_MASK 0x40 629 #define CAMCR_PS_CAM_DATA 0x80 630 #define CAMCR_PS_MAR 0x00 631 632 /* 633 * Bits in the MIICFG register 634 */ 635 636 #define MIICFG_MPO1 0x80 637 #define MIICFG_MPO0 0x40 638 #define MIICFG_MFDC 0x20 639 640 /* 641 * Bits in the MIISR register 642 */ 643 644 #define MIISR_MIDLE 0x80 645 646 /* 647 * Bits in the PHYSR0 register 648 */ 649 650 #define PHYSR0_PHYRST 0x80 651 #define PHYSR0_LINKGD 0x40 652 #define PHYSR0_FDPX 0x10 653 #define PHYSR0_SPDG 0x08 654 #define PHYSR0_SPD10 0x04 655 #define PHYSR0_RXFLC 0x02 656 #define PHYSR0_TXFLC 0x01 657 658 /* 659 * Bits in the PHYSR1 register 660 */ 661 662 #define PHYSR1_PHYTBI 0x01 663 664 /* 665 * Bits in the MIICR register 666 */ 667 668 #define MIICR_MAUTO 0x80 669 #define MIICR_RCMD 0x40 670 #define MIICR_WCMD 0x20 671 #define MIICR_MDPM 0x10 672 #define MIICR_MOUT 0x08 673 #define MIICR_MDO 0x04 674 #define MIICR_MDI 0x02 675 #define MIICR_MDC 0x01 676 677 /* 678 * Bits in the MIIADR register 679 */ 680 681 #define MIIADR_SWMPL 0x80 682 683 /* 684 * Bits in the CFGA register 685 */ 686 687 #define CFGA_PMHCTG 0x08 688 #define CFGA_GPIO1PD 0x04 689 #define CFGA_ABSHDN 0x02 690 #define CFGA_PACPI 0x01 691 692 /* 693 * Bits in the CFGB register 694 */ 695 696 #define CFGB_GTCKOPT 0x80 697 #define CFGB_MIIOPT 0x40 698 #define CFGB_CRSEOPT 0x20 699 #define CFGB_OFSET 0x10 700 #define CFGB_CRANDOM 0x08 701 #define CFGB_CAP 0x04 702 #define CFGB_MBA 0x02 703 #define CFGB_BAKOPT 0x01 704 705 /* 706 * Bits in the CFGC register 707 */ 708 709 #define CFGC_EELOAD 0x80 710 #define CFGC_BROPT 0x40 711 #define CFGC_DLYEN 0x20 712 #define CFGC_DTSEL 0x10 713 #define CFGC_BTSEL 0x08 714 #define CFGC_BPS2 0x04 /* bootrom select[2] */ 715 #define CFGC_BPS1 0x02 /* bootrom select[1] */ 716 #define CFGC_BPS0 0x01 /* bootrom select[0] */ 717 718 /* 719 * Bits in the CFGD register 720 */ 721 722 #define CFGD_IODIS 0x80 723 #define CFGD_MSLVDACEN 0x40 724 #define CFGD_CFGDACEN 0x20 725 #define CFGD_PCI64EN 0x10 726 #define CFGD_HTMRL4 0x08 727 728 /* 729 * Bits in the DCFG1 register 730 */ 731 732 #define DCFG_XMWI 0x8000 733 #define DCFG_XMRM 0x4000 734 #define DCFG_XMRL 0x2000 735 #define DCFG_PERDIS 0x1000 736 #define DCFG_MRWAIT 0x0400 737 #define DCFG_MWWAIT 0x0200 738 #define DCFG_LATMEN 0x0100 739 740 /* 741 * Bits in the MCFG0 register 742 */ 743 744 #define MCFG_RXARB 0x0080 745 #define MCFG_RFT1 0x0020 746 #define MCFG_RFT0 0x0010 747 #define MCFG_LOWTHOPT 0x0008 748 #define MCFG_PQEN 0x0004 749 #define MCFG_RTGOPT 0x0002 750 #define MCFG_VIDFR 0x0001 751 752 /* 753 * Bits in the MCFG1 register 754 */ 755 756 #define MCFG_TXARB 0x8000 757 #define MCFG_TXQBK1 0x0800 758 #define MCFG_TXQBK0 0x0400 759 #define MCFG_TXQNOBK 0x0200 760 #define MCFG_SNAPOPT 0x0100 761 762 /* 763 * Bits in the PMCC register 764 */ 765 766 #define PMCC_DSI 0x80 767 #define PMCC_D2_DIS 0x40 768 #define PMCC_D1_DIS 0x20 769 #define PMCC_D3C_EN 0x10 770 #define PMCC_D3H_EN 0x08 771 #define PMCC_D2_EN 0x04 772 #define PMCC_D1_EN 0x02 773 #define PMCC_D0_EN 0x01 774 775 /* 776 * Bits in STICKHW 777 */ 778 779 #define STICKHW_SWPTAG 0x10 780 #define STICKHW_WOLSR 0x08 781 #define STICKHW_WOLEN 0x04 782 #define STICKHW_DS1 0x02 /* R/W by software/cfg cycle */ 783 #define STICKHW_DS0 0x01 /* suspend well DS write port */ 784 785 /* 786 * Bits in the MIBCR register 787 */ 788 789 #define MIBCR_MIBISTOK 0x80 790 #define MIBCR_MIBISTGO 0x40 791 #define MIBCR_MIBINC 0x20 792 #define MIBCR_MIBHI 0x10 793 #define MIBCR_MIBFRZ 0x08 794 #define MIBCR_MIBFLSH 0x04 795 #define MIBCR_MPTRINI 0x02 796 #define MIBCR_MIBCLR 0x01 797 798 /* 799 * Bits in the EERSV register 800 */ 801 802 #define EERSV_BOOT_RPL ((u8) 0x01) /* Boot method selection for VT6110 */ 803 804 #define EERSV_BOOT_MASK ((u8) 0x06) 805 #define EERSV_BOOT_INT19 ((u8) 0x00) 806 #define EERSV_BOOT_INT18 ((u8) 0x02) 807 #define EERSV_BOOT_LOCAL ((u8) 0x04) 808 #define EERSV_BOOT_BEV ((u8) 0x06) 809 810 811 /* 812 * Bits in BPCMD 813 */ 814 815 #define BPCMD_BPDNE 0x80 816 #define BPCMD_EBPWR 0x02 817 #define BPCMD_EBPRD 0x01 818 819 /* 820 * Bits in the EECSR register 821 */ 822 823 #define EECSR_EMBP 0x40 /* eeprom embedded programming */ 824 #define EECSR_RELOAD 0x20 /* eeprom content reload */ 825 #define EECSR_DPM 0x10 /* eeprom direct programming */ 826 #define EECSR_ECS 0x08 /* eeprom CS pin */ 827 #define EECSR_ECK 0x04 /* eeprom CK pin */ 828 #define EECSR_EDI 0x02 /* eeprom DI pin */ 829 #define EECSR_EDO 0x01 /* eeprom DO pin */ 830 831 /* 832 * Bits in the EMBCMD register 833 */ 834 835 #define EMBCMD_EDONE 0x80 836 #define EMBCMD_EWDIS 0x08 837 #define EMBCMD_EWEN 0x04 838 #define EMBCMD_EWR 0x02 839 #define EMBCMD_ERD 0x01 840 841 /* 842 * Bits in TESTCFG register 843 */ 844 845 #define TESTCFG_HBDIS 0x80 846 847 /* 848 * Bits in CHIPGCR register 849 */ 850 851 #define CHIPGCR_FCGMII 0x80 /* force GMII (else MII only) */ 852 #define CHIPGCR_FCFDX 0x40 /* force full duplex */ 853 #define CHIPGCR_FCRESV 0x20 854 #define CHIPGCR_FCMODE 0x10 /* enable MAC forced mode */ 855 #define CHIPGCR_LPSOPT 0x08 856 #define CHIPGCR_TM1US 0x04 857 #define CHIPGCR_TM0US 0x02 858 #define CHIPGCR_PHYINTEN 0x01 859 860 /* 861 * Bits in WOLCR0 862 */ 863 864 #define WOLCR_MSWOLEN7 0x0080 /* enable pattern match filtering */ 865 #define WOLCR_MSWOLEN6 0x0040 866 #define WOLCR_MSWOLEN5 0x0020 867 #define WOLCR_MSWOLEN4 0x0010 868 #define WOLCR_MSWOLEN3 0x0008 869 #define WOLCR_MSWOLEN2 0x0004 870 #define WOLCR_MSWOLEN1 0x0002 871 #define WOLCR_MSWOLEN0 0x0001 872 #define WOLCR_ARP_EN 0x0001 873 874 /* 875 * Bits in WOLCR1 876 */ 877 878 #define WOLCR_LINKOFF_EN 0x0800 /* link off detected enable */ 879 #define WOLCR_LINKON_EN 0x0400 /* link on detected enable */ 880 #define WOLCR_MAGIC_EN 0x0200 /* magic packet filter enable */ 881 #define WOLCR_UNICAST_EN 0x0100 /* unicast filter enable */ 882 883 884 /* 885 * Bits in PWCFG 886 */ 887 888 #define PWCFG_PHYPWOPT 0x80 /* internal MII I/F timing */ 889 #define PWCFG_PCISTICK 0x40 /* PCI sticky R/W enable */ 890 #define PWCFG_WOLTYPE 0x20 /* pulse(1) or button (0) */ 891 #define PWCFG_LEGCY_WOL 0x10 892 #define PWCFG_PMCSR_PME_SR 0x08 893 #define PWCFG_PMCSR_PME_EN 0x04 /* control by PCISTICK */ 894 #define PWCFG_LEGACY_WOLSR 0x02 /* Legacy WOL_SR shadow */ 895 #define PWCFG_LEGACY_WOLEN 0x01 /* Legacy WOL_EN shadow */ 896 897 /* 898 * Bits in WOLCFG 899 */ 900 901 #define WOLCFG_PMEOVR 0x80 /* for legacy use, force PMEEN always */ 902 #define WOLCFG_SAM 0x20 /* accept multicast case reset, default=0 */ 903 #define WOLCFG_SAB 0x10 /* accept broadcast case reset, default=0 */ 904 #define WOLCFG_SMIIACC 0x08 /* ?? */ 905 #define WOLCFG_SGENWH 0x02 906 #define WOLCFG_PHYINTEN 0x01 /* 0:PHYINT trigger enable, 1:use internal MII 907 to report status change */ 908 /* 909 * Bits in WOLSR1 910 */ 911 912 #define WOLSR_LINKOFF_INT 0x0800 913 #define WOLSR_LINKON_INT 0x0400 914 #define WOLSR_MAGIC_INT 0x0200 915 #define WOLSR_UNICAST_INT 0x0100 916 917 /* 918 * Ethernet address filter type 919 */ 920 921 #define PKT_TYPE_NONE 0x0000 /* Turn off receiver */ 922 #define PKT_TYPE_DIRECTED 0x0001 /* obselete, directed address is always accepted */ 923 #define PKT_TYPE_MULTICAST 0x0002 924 #define PKT_TYPE_ALL_MULTICAST 0x0004 925 #define PKT_TYPE_BROADCAST 0x0008 926 #define PKT_TYPE_PROMISCUOUS 0x0020 927 #define PKT_TYPE_LONG 0x2000 /* NOTE.... the definition of LONG is >2048 bytes in our chip */ 928 #define PKT_TYPE_RUNT 0x4000 929 #define PKT_TYPE_ERROR 0x8000 /* Accept error packets, e.g. CRC error */ 930 931 /* 932 * Loopback mode 933 */ 934 935 #define MAC_LB_NONE 0x00 936 #define MAC_LB_INTERNAL 0x01 937 #define MAC_LB_EXTERNAL 0x02 938 939 /* 940 * Enabled mask value of irq 941 */ 942 943 #if defined(_SIM) 944 #define IMR_MASK_VALUE 0x0033FF0FUL /* initial value of IMR 945 set IMR0 to 0x0F according to spec */ 946 947 #else 948 #define IMR_MASK_VALUE 0x0013FB0FUL /* initial value of IMR 949 ignore MIBFI,RACEI to 950 reduce intr. frequency 951 NOTE.... do not enable NoBuf int mask at driver driver 952 when (1) NoBuf -> RxThreshold = SF 953 (2) OK -> RxThreshold = original value 954 */ 955 #endif 956 957 /* 958 * Revision id 959 */ 960 961 #define REV_ID_VT3119_A0 0x00 962 #define REV_ID_VT3119_A1 0x01 963 #define REV_ID_VT3216_A0 0x10 964 965 /* 966 * Max time out delay time 967 */ 968 969 #define W_MAX_TIMEOUT 0x0FFFU 970 971 972 /* 973 * MAC registers as a structure. Cannot be directly accessed this 974 * way but generates offsets for readl/writel() calls 975 */ 976 977 struct mac_regs { 978 volatile u8 PAR[6]; /* 0x00 */ 979 volatile u8 RCR; 980 volatile u8 TCR; 981 982 volatile __le32 CR0Set; /* 0x08 */ 983 volatile __le32 CR0Clr; /* 0x0C */ 984 985 volatile u8 MARCAM[8]; /* 0x10 */ 986 987 volatile __le32 DecBaseHi; /* 0x18 */ 988 volatile __le16 DbfBaseHi; /* 0x1C */ 989 volatile __le16 reserved_1E; 990 991 volatile __le16 ISRCTL; /* 0x20 */ 992 volatile u8 TXESR; 993 volatile u8 RXESR; 994 995 volatile __le32 ISR; /* 0x24 */ 996 volatile __le32 IMR; 997 998 volatile __le32 TDStatusPort; /* 0x2C */ 999 1000 volatile __le16 TDCSRSet; /* 0x30 */ 1001 volatile u8 RDCSRSet; 1002 volatile u8 reserved_33; 1003 volatile __le16 TDCSRClr; 1004 volatile u8 RDCSRClr; 1005 volatile u8 reserved_37; 1006 1007 volatile __le32 RDBaseLo; /* 0x38 */ 1008 volatile __le16 RDIdx; /* 0x3C */ 1009 volatile u8 TQETMR; /* 0x3E, VT3216 and above only */ 1010 volatile u8 RQETMR; /* 0x3F, VT3216 and above only */ 1011 1012 volatile __le32 TDBaseLo[4]; /* 0x40 */ 1013 1014 volatile __le16 RDCSize; /* 0x50 */ 1015 volatile __le16 TDCSize; /* 0x52 */ 1016 volatile __le16 TDIdx[4]; /* 0x54 */ 1017 volatile __le16 tx_pause_timer; /* 0x5C */ 1018 volatile __le16 RBRDU; /* 0x5E */ 1019 1020 volatile __le32 FIFOTest0; /* 0x60 */ 1021 volatile __le32 FIFOTest1; /* 0x64 */ 1022 1023 volatile u8 CAMADDR; /* 0x68 */ 1024 volatile u8 CAMCR; /* 0x69 */ 1025 volatile u8 GFTEST; /* 0x6A */ 1026 volatile u8 FTSTCMD; /* 0x6B */ 1027 1028 volatile u8 MIICFG; /* 0x6C */ 1029 volatile u8 MIISR; 1030 volatile u8 PHYSR0; 1031 volatile u8 PHYSR1; 1032 volatile u8 MIICR; 1033 volatile u8 MIIADR; 1034 volatile __le16 MIIDATA; 1035 1036 volatile __le16 SoftTimer0; /* 0x74 */ 1037 volatile __le16 SoftTimer1; 1038 1039 volatile u8 CFGA; /* 0x78 */ 1040 volatile u8 CFGB; 1041 volatile u8 CFGC; 1042 volatile u8 CFGD; 1043 1044 volatile __le16 DCFG; /* 0x7C */ 1045 volatile __le16 MCFG; 1046 1047 volatile u8 TBIST; /* 0x80 */ 1048 volatile u8 RBIST; 1049 volatile u8 PMCPORT; 1050 volatile u8 STICKHW; 1051 1052 volatile u8 MIBCR; /* 0x84 */ 1053 volatile u8 reserved_85; 1054 volatile u8 rev_id; 1055 volatile u8 PORSTS; 1056 1057 volatile __le32 MIBData; /* 0x88 */ 1058 1059 volatile __le16 EEWrData; 1060 1061 volatile u8 reserved_8E; 1062 volatile u8 BPMDWr; 1063 volatile u8 BPCMD; 1064 volatile u8 BPMDRd; 1065 1066 volatile u8 EECHKSUM; /* 0x92 */ 1067 volatile u8 EECSR; 1068 1069 volatile __le16 EERdData; /* 0x94 */ 1070 volatile u8 EADDR; 1071 volatile u8 EMBCMD; 1072 1073 1074 volatile u8 JMPSR0; /* 0x98 */ 1075 volatile u8 JMPSR1; 1076 volatile u8 JMPSR2; 1077 volatile u8 JMPSR3; 1078 volatile u8 CHIPGSR; /* 0x9C */ 1079 volatile u8 TESTCFG; 1080 volatile u8 DEBUG; 1081 volatile u8 CHIPGCR; 1082 1083 volatile __le16 WOLCRSet; /* 0xA0 */ 1084 volatile u8 PWCFGSet; 1085 volatile u8 WOLCFGSet; 1086 1087 volatile __le16 WOLCRClr; /* 0xA4 */ 1088 volatile u8 PWCFGCLR; 1089 volatile u8 WOLCFGClr; 1090 1091 volatile __le16 WOLSRSet; /* 0xA8 */ 1092 volatile __le16 reserved_AA; 1093 1094 volatile __le16 WOLSRClr; /* 0xAC */ 1095 volatile __le16 reserved_AE; 1096 1097 volatile __le16 PatternCRC[8]; /* 0xB0 */ 1098 volatile __le32 ByteMask[4][4]; /* 0xC0 */ 1099 }; 1100 1101 1102 enum hw_mib { 1103 HW_MIB_ifRxAllPkts = 0, 1104 HW_MIB_ifRxOkPkts, 1105 HW_MIB_ifTxOkPkts, 1106 HW_MIB_ifRxErrorPkts, 1107 HW_MIB_ifRxRuntOkPkt, 1108 HW_MIB_ifRxRuntErrPkt, 1109 HW_MIB_ifRx64Pkts, 1110 HW_MIB_ifTx64Pkts, 1111 HW_MIB_ifRx65To127Pkts, 1112 HW_MIB_ifTx65To127Pkts, 1113 HW_MIB_ifRx128To255Pkts, 1114 HW_MIB_ifTx128To255Pkts, 1115 HW_MIB_ifRx256To511Pkts, 1116 HW_MIB_ifTx256To511Pkts, 1117 HW_MIB_ifRx512To1023Pkts, 1118 HW_MIB_ifTx512To1023Pkts, 1119 HW_MIB_ifRx1024To1518Pkts, 1120 HW_MIB_ifTx1024To1518Pkts, 1121 HW_MIB_ifTxEtherCollisions, 1122 HW_MIB_ifRxPktCRCE, 1123 HW_MIB_ifRxJumboPkts, 1124 HW_MIB_ifTxJumboPkts, 1125 HW_MIB_ifRxMacControlFrames, 1126 HW_MIB_ifTxMacControlFrames, 1127 HW_MIB_ifRxPktFAE, 1128 HW_MIB_ifRxLongOkPkt, 1129 HW_MIB_ifRxLongPktErrPkt, 1130 HW_MIB_ifTXSQEErrors, 1131 HW_MIB_ifRxNobuf, 1132 HW_MIB_ifRxSymbolErrors, 1133 HW_MIB_ifInRangeLengthErrors, 1134 HW_MIB_ifLateCollisions, 1135 HW_MIB_SIZE 1136 }; 1137 1138 enum chip_type { 1139 CHIP_TYPE_VT6110 = 1, 1140 }; 1141 1142 struct velocity_info_tbl { 1143 enum chip_type chip_id; 1144 const char *name; 1145 int txqueue; 1146 u32 flags; 1147 }; 1148 1149 #define mac_hw_mibs_init(regs) {\ 1150 BYTE_REG_BITS_ON(MIBCR_MIBFRZ,&((regs)->MIBCR));\ 1151 BYTE_REG_BITS_ON(MIBCR_MIBCLR,&((regs)->MIBCR));\ 1152 do {}\ 1153 while (BYTE_REG_BITS_IS_ON(MIBCR_MIBCLR,&((regs)->MIBCR)));\ 1154 BYTE_REG_BITS_OFF(MIBCR_MIBFRZ,&((regs)->MIBCR));\ 1155 } 1156 1157 #define mac_read_isr(regs) readl(&((regs)->ISR)) 1158 #define mac_write_isr(regs, x) writel((x),&((regs)->ISR)) 1159 #define mac_clear_isr(regs) writel(0xffffffffL,&((regs)->ISR)) 1160 1161 #define mac_write_int_mask(mask, regs) writel((mask),&((regs)->IMR)); 1162 #define mac_disable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Clr)) 1163 #define mac_enable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Set)) 1164 1165 #define mac_set_dma_length(regs, n) {\ 1166 BYTE_REG_BITS_SET((n),0x07,&((regs)->DCFG));\ 1167 } 1168 1169 #define mac_set_rx_thresh(regs, n) {\ 1170 BYTE_REG_BITS_SET((n),(MCFG_RFT0|MCFG_RFT1),&((regs)->MCFG));\ 1171 } 1172 1173 #define mac_rx_queue_run(regs) {\ 1174 writeb(TRDCSR_RUN, &((regs)->RDCSRSet));\ 1175 } 1176 1177 #define mac_rx_queue_wake(regs) {\ 1178 writeb(TRDCSR_WAK, &((regs)->RDCSRSet));\ 1179 } 1180 1181 #define mac_tx_queue_run(regs, n) {\ 1182 writew(TRDCSR_RUN<<((n)*4),&((regs)->TDCSRSet));\ 1183 } 1184 1185 #define mac_tx_queue_wake(regs, n) {\ 1186 writew(TRDCSR_WAK<<(n*4),&((regs)->TDCSRSet));\ 1187 } 1188 mac_eeprom_reload(struct mac_regs __iomem * regs)1189 static inline void mac_eeprom_reload(struct mac_regs __iomem * regs) { 1190 int i=0; 1191 1192 BYTE_REG_BITS_ON(EECSR_RELOAD,&(regs->EECSR)); 1193 do { 1194 udelay(10); 1195 if (i++>0x1000) 1196 break; 1197 } while (BYTE_REG_BITS_IS_ON(EECSR_RELOAD,&(regs->EECSR))); 1198 } 1199 1200 /* 1201 * Header for WOL definitions. Used to compute hashes 1202 */ 1203 1204 typedef u8 MCAM_ADDR[ETH_ALEN]; 1205 1206 struct arp_packet { 1207 u8 dest_mac[ETH_ALEN]; 1208 u8 src_mac[ETH_ALEN]; 1209 __be16 type; 1210 __be16 ar_hrd; 1211 __be16 ar_pro; 1212 u8 ar_hln; 1213 u8 ar_pln; 1214 __be16 ar_op; 1215 u8 ar_sha[ETH_ALEN]; 1216 u8 ar_sip[4]; 1217 u8 ar_tha[ETH_ALEN]; 1218 u8 ar_tip[4]; 1219 } __packed; 1220 1221 struct _magic_packet { 1222 u8 dest_mac[6]; 1223 u8 src_mac[6]; 1224 __be16 type; 1225 u8 MAC[16][6]; 1226 u8 password[6]; 1227 } __packed; 1228 1229 /* 1230 * Store for chip context when saving and restoring status. Not 1231 * all fields are saved/restored currently. 1232 */ 1233 1234 struct velocity_context { 1235 u8 mac_reg[256]; 1236 MCAM_ADDR cam_addr[MCAM_SIZE]; 1237 u16 vcam[VCAM_SIZE]; 1238 u32 cammask[2]; 1239 u32 patcrc[2]; 1240 u32 pattern[8]; 1241 }; 1242 1243 /* 1244 * Registers in the MII (offset unit is WORD) 1245 */ 1246 1247 // Marvell 88E1000/88E1000S 1248 #define MII_REG_PSCR 0x10 // PHY specific control register 1249 1250 // 1251 // Bits in the Silicon revision register 1252 // 1253 1254 #define TCSR_ECHODIS 0x2000 // 1255 #define AUXCR_MDPPS 0x0004 // 1256 1257 // Bits in the PLED register 1258 #define PLED_LALBE 0x0004 // 1259 1260 // Marvell 88E1000/88E1000S Bits in the PHY specific control register (10h) 1261 #define PSCR_ACRSTX 0x0800 // Assert CRS on Transmit 1262 1263 #define PHYID_CICADA_CS8201 0x000FC410UL 1264 #define PHYID_VT3216_32BIT 0x000FC610UL 1265 #define PHYID_VT3216_64BIT 0x000FC600UL 1266 #define PHYID_MARVELL_1000 0x01410C50UL 1267 #define PHYID_MARVELL_1000S 0x01410C40UL 1268 #define PHYID_ICPLUS_IP101A 0x02430C54UL 1269 #define PHYID_REV_ID_MASK 0x0000000FUL 1270 1271 #define PHYID_GET_PHY_ID(i) ((i) & ~PHYID_REV_ID_MASK) 1272 1273 #define MII_REG_BITS_ON(x,i,p) do {\ 1274 u16 w;\ 1275 velocity_mii_read((p),(i),&(w));\ 1276 (w)|=(x);\ 1277 velocity_mii_write((p),(i),(w));\ 1278 } while (0) 1279 1280 #define MII_REG_BITS_OFF(x,i,p) do {\ 1281 u16 w;\ 1282 velocity_mii_read((p),(i),&(w));\ 1283 (w)&=(~(x));\ 1284 velocity_mii_write((p),(i),(w));\ 1285 } while (0) 1286 1287 #define MII_REG_BITS_IS_ON(x,i,p) ({\ 1288 u16 w;\ 1289 velocity_mii_read((p),(i),&(w));\ 1290 ((int) ((w) & (x)));}) 1291 1292 #define MII_GET_PHY_ID(p) ({\ 1293 u32 id;\ 1294 velocity_mii_read((p),MII_PHYSID2,(u16 *) &id);\ 1295 velocity_mii_read((p),MII_PHYSID1,((u16 *) &id)+1);\ 1296 (id);}) 1297 1298 /* 1299 * Inline debug routine 1300 */ 1301 1302 1303 enum velocity_msg_level { 1304 MSG_LEVEL_ERR = 0, //Errors that will cause abnormal operation. 1305 MSG_LEVEL_NOTICE = 1, //Some errors need users to be notified. 1306 MSG_LEVEL_INFO = 2, //Normal message. 1307 MSG_LEVEL_VERBOSE = 3, //Will report all trival errors. 1308 MSG_LEVEL_DEBUG = 4 //Only for debug purpose. 1309 }; 1310 1311 #ifdef VELOCITY_DEBUG 1312 #define ASSERT(x) { \ 1313 if (!(x)) { \ 1314 printk(KERN_ERR "assertion %s failed: file %s line %d\n", #x,\ 1315 __func__, __LINE__);\ 1316 BUG(); \ 1317 }\ 1318 } 1319 #define VELOCITY_DBG(p,args...) printk(p, ##args) 1320 #else 1321 #define ASSERT(x) 1322 #define VELOCITY_DBG(x) 1323 #endif 1324 1325 #define VELOCITY_PRT(l, p, args...) do {if (l<=msglevel) printk( p ,##args);} while (0) 1326 1327 #define VELOCITY_PRT_CAMMASK(p,t) {\ 1328 int i;\ 1329 if ((t)==VELOCITY_MULTICAST_CAM) {\ 1330 for (i=0;i<(MCAM_SIZE/8);i++)\ 1331 printk("%02X",(p)->mCAMmask[i]);\ 1332 }\ 1333 else {\ 1334 for (i=0;i<(VCAM_SIZE/8);i++)\ 1335 printk("%02X",(p)->vCAMmask[i]);\ 1336 }\ 1337 printk("\n");\ 1338 } 1339 1340 1341 1342 #define VELOCITY_WOL_MAGIC 0x00000000UL 1343 #define VELOCITY_WOL_PHY 0x00000001UL 1344 #define VELOCITY_WOL_ARP 0x00000002UL 1345 #define VELOCITY_WOL_UCAST 0x00000004UL 1346 #define VELOCITY_WOL_BCAST 0x00000010UL 1347 #define VELOCITY_WOL_MCAST 0x00000020UL 1348 #define VELOCITY_WOL_MAGIC_SEC 0x00000040UL 1349 1350 /* 1351 * Flags for options 1352 */ 1353 1354 #define VELOCITY_FLAGS_TAGGING 0x00000001UL 1355 #define VELOCITY_FLAGS_RX_CSUM 0x00000004UL 1356 #define VELOCITY_FLAGS_IP_ALIGN 0x00000008UL 1357 #define VELOCITY_FLAGS_VAL_PKT_LEN 0x00000010UL 1358 1359 #define VELOCITY_FLAGS_FLOW_CTRL 0x01000000UL 1360 1361 /* 1362 * Flags for driver status 1363 */ 1364 1365 #define VELOCITY_FLAGS_OPENED 0x00010000UL 1366 #define VELOCITY_FLAGS_VMNS_CONNECTED 0x00020000UL 1367 #define VELOCITY_FLAGS_VMNS_COMMITTED 0x00040000UL 1368 #define VELOCITY_FLAGS_WOL_ENABLED 0x00080000UL 1369 1370 /* 1371 * Flags for MII status 1372 */ 1373 1374 #define VELOCITY_LINK_FAIL 0x00000001UL 1375 #define VELOCITY_SPEED_10 0x00000002UL 1376 #define VELOCITY_SPEED_100 0x00000004UL 1377 #define VELOCITY_SPEED_1000 0x00000008UL 1378 #define VELOCITY_DUPLEX_FULL 0x00000010UL 1379 #define VELOCITY_AUTONEG_ENABLE 0x00000020UL 1380 #define VELOCITY_FORCED_BY_EEPROM 0x00000040UL 1381 1382 /* 1383 * For velocity_set_media_duplex 1384 */ 1385 1386 #define VELOCITY_LINK_CHANGE 0x00000001UL 1387 1388 enum speed_opt { 1389 SPD_DPX_AUTO = 0, 1390 SPD_DPX_100_HALF = 1, 1391 SPD_DPX_100_FULL = 2, 1392 SPD_DPX_10_HALF = 3, 1393 SPD_DPX_10_FULL = 4, 1394 SPD_DPX_1000_FULL = 5 1395 }; 1396 1397 enum velocity_init_type { 1398 VELOCITY_INIT_COLD = 0, 1399 VELOCITY_INIT_RESET, 1400 VELOCITY_INIT_WOL 1401 }; 1402 1403 enum velocity_flow_cntl_type { 1404 FLOW_CNTL_DEFAULT = 1, 1405 FLOW_CNTL_TX, 1406 FLOW_CNTL_RX, 1407 FLOW_CNTL_TX_RX, 1408 FLOW_CNTL_DISABLE, 1409 }; 1410 1411 struct velocity_opt { 1412 int numrx; /* Number of RX descriptors */ 1413 int numtx; /* Number of TX descriptors */ 1414 enum speed_opt spd_dpx; /* Media link mode */ 1415 1416 int DMA_length; /* DMA length */ 1417 int rx_thresh; /* RX_THRESH */ 1418 int flow_cntl; 1419 int wol_opts; /* Wake on lan options */ 1420 int td_int_count; 1421 int int_works; 1422 int rx_bandwidth_hi; 1423 int rx_bandwidth_lo; 1424 int rx_bandwidth_en; 1425 int rxqueue_timer; 1426 int txqueue_timer; 1427 int tx_intsup; 1428 int rx_intsup; 1429 u32 flags; 1430 }; 1431 1432 #define AVAIL_TD(p,q) ((p)->options.numtx-((p)->tx.used[(q)])) 1433 1434 #define GET_RD_BY_IDX(vptr, idx) (vptr->rd_ring[idx]) 1435 1436 struct velocity_info { 1437 struct device *dev; 1438 struct pci_dev *pdev; 1439 struct net_device *netdev; 1440 int no_eeprom; 1441 1442 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 1443 u8 ip_addr[4]; 1444 enum chip_type chip_id; 1445 1446 struct mac_regs __iomem * mac_regs; 1447 unsigned long memaddr; 1448 unsigned long ioaddr; 1449 1450 struct tx_info { 1451 int numq; 1452 1453 /* FIXME: the locality of the data seems rather poor. */ 1454 int used[TX_QUEUE_NO]; 1455 int curr[TX_QUEUE_NO]; 1456 int tail[TX_QUEUE_NO]; 1457 struct tx_desc *rings[TX_QUEUE_NO]; 1458 struct velocity_td_info *infos[TX_QUEUE_NO]; 1459 dma_addr_t pool_dma[TX_QUEUE_NO]; 1460 } tx; 1461 1462 struct rx_info { 1463 int buf_sz; 1464 1465 int dirty; 1466 int curr; 1467 u32 filled; 1468 struct rx_desc *ring; 1469 struct velocity_rd_info *info; /* It's an array */ 1470 dma_addr_t pool_dma; 1471 } rx; 1472 1473 u32 mib_counter[MAX_HW_MIB_COUNTER]; 1474 struct velocity_opt options; 1475 1476 u32 int_mask; 1477 1478 u32 flags; 1479 1480 u32 mii_status; 1481 u32 phy_id; 1482 int multicast_limit; 1483 1484 u8 vCAMmask[(VCAM_SIZE / 8)]; 1485 u8 mCAMmask[(MCAM_SIZE / 8)]; 1486 1487 spinlock_t lock; 1488 1489 int wol_opts; 1490 u8 wol_passwd[6]; 1491 1492 struct velocity_context context; 1493 1494 u32 ticks; 1495 1496 u8 rev_id; 1497 1498 struct napi_struct napi; 1499 }; 1500 1501 /** 1502 * velocity_get_ip - find an IP address for the device 1503 * @vptr: Velocity to query 1504 * 1505 * Dig out an IP address for this interface so that we can 1506 * configure wakeup with WOL for ARP. If there are multiple IP 1507 * addresses on this chain then we use the first - multi-IP WOL is not 1508 * supported. 1509 * 1510 */ 1511 velocity_get_ip(struct velocity_info * vptr)1512 static inline int velocity_get_ip(struct velocity_info *vptr) 1513 { 1514 struct in_device *in_dev; 1515 struct in_ifaddr *ifa; 1516 int res = -ENOENT; 1517 1518 rcu_read_lock(); 1519 in_dev = __in_dev_get_rcu(vptr->netdev); 1520 if (in_dev != NULL) { 1521 ifa = (struct in_ifaddr *) in_dev->ifa_list; 1522 if (ifa != NULL) { 1523 memcpy(vptr->ip_addr, &ifa->ifa_address, 4); 1524 res = 0; 1525 } 1526 } 1527 rcu_read_unlock(); 1528 return res; 1529 } 1530 1531 /** 1532 * velocity_update_hw_mibs - fetch MIB counters from chip 1533 * @vptr: velocity to update 1534 * 1535 * The velocity hardware keeps certain counters in the hardware 1536 * side. We need to read these when the user asks for statistics 1537 * or when they overflow (causing an interrupt). The read of the 1538 * statistic clears it, so we keep running master counters in user 1539 * space. 1540 */ 1541 velocity_update_hw_mibs(struct velocity_info * vptr)1542 static inline void velocity_update_hw_mibs(struct velocity_info *vptr) 1543 { 1544 u32 tmp; 1545 int i; 1546 BYTE_REG_BITS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR)); 1547 1548 while (BYTE_REG_BITS_IS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR))); 1549 1550 BYTE_REG_BITS_ON(MIBCR_MPTRINI, &(vptr->mac_regs->MIBCR)); 1551 for (i = 0; i < HW_MIB_SIZE; i++) { 1552 tmp = readl(&(vptr->mac_regs->MIBData)) & 0x00FFFFFFUL; 1553 vptr->mib_counter[i] += tmp; 1554 } 1555 } 1556 1557 /** 1558 * init_flow_control_register - set up flow control 1559 * @vptr: velocity to configure 1560 * 1561 * Configure the flow control registers for this velocity device. 1562 */ 1563 init_flow_control_register(struct velocity_info * vptr)1564 static inline void init_flow_control_register(struct velocity_info *vptr) 1565 { 1566 struct mac_regs __iomem * regs = vptr->mac_regs; 1567 1568 /* Set {XHITH1, XHITH0, XLTH1, XLTH0} in FlowCR1 to {1, 0, 1, 1} 1569 depend on RD=64, and Turn on XNOEN in FlowCR1 */ 1570 writel((CR0_XONEN | CR0_XHITH1 | CR0_XLTH1 | CR0_XLTH0), ®s->CR0Set); 1571 writel((CR0_FDXTFCEN | CR0_FDXRFCEN | CR0_HDXFCEN | CR0_XHITH0), ®s->CR0Clr); 1572 1573 /* Set TxPauseTimer to 0xFFFF */ 1574 writew(0xFFFF, ®s->tx_pause_timer); 1575 1576 /* Initialize RBRDU to Rx buffer count. */ 1577 writew(vptr->options.numrx, ®s->RBRDU); 1578 } 1579 1580 1581 #endif 1582
