via-velocity.h (40628B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. 4 * All rights reserved. 5 * 6 * File: via-velocity.h 7 * 8 * Purpose: Header file to define driver's private structures. 9 * 10 * Author: Chuang Liang-Shing, AJ Jiang 11 * 12 * Date: Jan 24, 2003 13 */ 14 15 16#ifndef VELOCITY_H 17#define VELOCITY_H 18 19#define VELOCITY_TX_CSUM_SUPPORT 20 21#define VELOCITY_NAME "via-velocity" 22#define VELOCITY_FULL_DRV_NAM "VIA Networking Velocity Family Gigabit Ethernet Adapter Driver" 23#define VELOCITY_VERSION "1.15" 24 25#define VELOCITY_IO_SIZE 256 26 27#define PKT_BUF_SZ 1540 28 29#define MAX_UNITS 8 30#define OPTION_DEFAULT { [0 ... MAX_UNITS-1] = -1} 31 32#define REV_ID_VT6110 (0) 33 34#define BYTE_REG_BITS_ON(x,p) do { writeb(readb((p))|(x),(p));} while (0) 35#define WORD_REG_BITS_ON(x,p) do { writew(readw((p))|(x),(p));} while (0) 36#define DWORD_REG_BITS_ON(x,p) do { writel(readl((p))|(x),(p));} while (0) 37 38#define BYTE_REG_BITS_IS_ON(x,p) (readb((p)) & (x)) 39#define WORD_REG_BITS_IS_ON(x,p) (readw((p)) & (x)) 40#define DWORD_REG_BITS_IS_ON(x,p) (readl((p)) & (x)) 41 42#define BYTE_REG_BITS_OFF(x,p) do { writeb(readb((p)) & (~(x)),(p));} while (0) 43#define WORD_REG_BITS_OFF(x,p) do { writew(readw((p)) & (~(x)),(p));} while (0) 44#define DWORD_REG_BITS_OFF(x,p) do { writel(readl((p)) & (~(x)),(p));} while (0) 45 46#define BYTE_REG_BITS_SET(x,m,p) do { writeb( (readb((p)) & (~(m))) |(x),(p));} while (0) 47#define WORD_REG_BITS_SET(x,m,p) do { writew( (readw((p)) & (~(m))) |(x),(p));} while (0) 48#define DWORD_REG_BITS_SET(x,m,p) do { writel( (readl((p)) & (~(m)))|(x),(p));} while (0) 49 50#define VAR_USED(p) do {(p)=(p);} while (0) 51 52/* 53 * Purpose: Structures for MAX RX/TX descriptors. 54 */ 55 56 57#define B_OWNED_BY_CHIP 1 58#define B_OWNED_BY_HOST 0 59 60/* 61 * Bits in the RSR0 register 62 */ 63 64#define RSR_DETAG cpu_to_le16(0x0080) 65#define RSR_SNTAG cpu_to_le16(0x0040) 66#define RSR_RXER cpu_to_le16(0x0020) 67#define RSR_RL cpu_to_le16(0x0010) 68#define RSR_CE cpu_to_le16(0x0008) 69#define RSR_FAE cpu_to_le16(0x0004) 70#define RSR_CRC cpu_to_le16(0x0002) 71#define RSR_VIDM cpu_to_le16(0x0001) 72 73/* 74 * Bits in the RSR1 register 75 */ 76 77#define RSR_RXOK cpu_to_le16(0x8000) // rx OK 78#define RSR_PFT cpu_to_le16(0x4000) // Perfect filtering address match 79#define RSR_MAR cpu_to_le16(0x2000) // MAC accept multicast address packet 80#define RSR_BAR cpu_to_le16(0x1000) // MAC accept broadcast address packet 81#define RSR_PHY cpu_to_le16(0x0800) // MAC accept physical address packet 82#define RSR_VTAG cpu_to_le16(0x0400) // 802.1p/1q tagging packet indicator 83#define RSR_STP cpu_to_le16(0x0200) // start of packet 84#define RSR_EDP cpu_to_le16(0x0100) // end of packet 85 86/* 87 * Bits in the CSM register 88 */ 89 90#define CSM_IPOK 0x40 //IP Checksum validation ok 91#define CSM_TUPOK 0x20 //TCP/UDP Checksum validation ok 92#define CSM_FRAG 0x10 //Fragment IP datagram 93#define CSM_IPKT 0x04 //Received an IP packet 94#define CSM_TCPKT 0x02 //Received a TCP packet 95#define CSM_UDPKT 0x01 //Received a UDP packet 96 97/* 98 * Bits in the TSR0 register 99 */ 100 101#define TSR0_ABT cpu_to_le16(0x0080) // Tx abort because of excessive collision 102#define TSR0_OWT cpu_to_le16(0x0040) // Jumbo frame Tx abort 103#define TSR0_OWC cpu_to_le16(0x0020) // Out of window collision 104#define TSR0_COLS cpu_to_le16(0x0010) // experience collision in this transmit event 105#define TSR0_NCR3 cpu_to_le16(0x0008) // collision retry counter[3] 106#define TSR0_NCR2 cpu_to_le16(0x0004) // collision retry counter[2] 107#define TSR0_NCR1 cpu_to_le16(0x0002) // collision retry counter[1] 108#define TSR0_NCR0 cpu_to_le16(0x0001) // collision retry counter[0] 109#define TSR0_TERR cpu_to_le16(0x8000) // 110#define TSR0_FDX cpu_to_le16(0x4000) // current transaction is serviced by full duplex mode 111#define TSR0_GMII cpu_to_le16(0x2000) // current transaction is serviced by GMII mode 112#define TSR0_LNKFL cpu_to_le16(0x1000) // packet serviced during link down 113#define TSR0_SHDN cpu_to_le16(0x0400) // shutdown case 114#define TSR0_CRS cpu_to_le16(0x0200) // carrier sense lost 115#define TSR0_CDH cpu_to_le16(0x0100) // AQE test fail (CD heartbeat) 116 117// 118// Bits in the TCR0 register 119// 120#define TCR0_TIC 0x80 // assert interrupt immediately while descriptor has been send complete 121#define TCR0_PIC 0x40 // priority interrupt request, INA# is issued over adaptive interrupt scheme 122#define TCR0_VETAG 0x20 // enable VLAN tag 123#define TCR0_IPCK 0x10 // request IP checksum calculation. 124#define TCR0_UDPCK 0x08 // request UDP checksum calculation. 125#define TCR0_TCPCK 0x04 // request TCP checksum calculation. 126#define TCR0_JMBO 0x02 // indicate a jumbo packet in GMAC side 127#define TCR0_CRC 0x01 // disable CRC generation 128 129#define TCPLS_NORMAL 3 130#define TCPLS_START 2 131#define TCPLS_END 1 132#define TCPLS_MED 0 133 134 135// max transmit or receive buffer size 136#define CB_RX_BUF_SIZE 2048UL // max buffer size 137 // NOTE: must be multiple of 4 138 139#define CB_MAX_RD_NUM 512 // MAX # of RD 140#define CB_MAX_TD_NUM 256 // MAX # of TD 141 142#define CB_INIT_RD_NUM_3119 128 // init # of RD, for setup VT3119 143#define CB_INIT_TD_NUM_3119 64 // init # of TD, for setup VT3119 144 145#define CB_INIT_RD_NUM 128 // init # of RD, for setup default 146#define CB_INIT_TD_NUM 64 // init # of TD, for setup default 147 148// for 3119 149#define CB_TD_RING_NUM 4 // # of TD rings. 150#define CB_MAX_SEG_PER_PKT 7 // max data seg per packet (Tx) 151 152 153/* 154 * If collisions excess 15 times , tx will abort, and 155 * if tx fifo underflow, tx will fail 156 * we should try to resend it 157 */ 158 159#define CB_MAX_TX_ABORT_RETRY 3 160 161/* 162 * Receive descriptor 163 */ 164 165struct rdesc0 { 166 __le16 RSR; /* Receive status */ 167 __le16 len; /* bits 0--13; bit 15 - owner */ 168}; 169 170struct rdesc1 { 171 __le16 PQTAG; 172 u8 CSM; 173 u8 IPKT; 174}; 175 176enum { 177 RX_INTEN = cpu_to_le16(0x8000) 178}; 179 180struct rx_desc { 181 struct rdesc0 rdesc0; 182 struct rdesc1 rdesc1; 183 __le32 pa_low; /* Low 32 bit PCI address */ 184 __le16 pa_high; /* Next 16 bit PCI address (48 total) */ 185 __le16 size; /* bits 0--14 - frame size, bit 15 - enable int. */ 186} __packed; 187 188/* 189 * Transmit descriptor 190 */ 191 192struct tdesc0 { 193 __le16 TSR; /* Transmit status register */ 194 __le16 len; /* bits 0--13 - size of frame, bit 15 - owner */ 195}; 196 197struct tdesc1 { 198 __le16 vlan; 199 u8 TCR; 200 u8 cmd; /* bits 0--1 - TCPLS, bits 4--7 - CMDZ */ 201} __packed; 202 203enum { 204 TD_QUEUE = cpu_to_le16(0x8000) 205}; 206 207struct td_buf { 208 __le32 pa_low; 209 __le16 pa_high; 210 __le16 size; /* bits 0--13 - size, bit 15 - queue */ 211} __packed; 212 213struct tx_desc { 214 struct tdesc0 tdesc0; 215 struct tdesc1 tdesc1; 216 struct td_buf td_buf[7]; 217}; 218 219struct velocity_rd_info { 220 struct sk_buff *skb; 221 dma_addr_t skb_dma; 222}; 223 224/* 225 * Used to track transmit side buffers. 226 */ 227 228struct velocity_td_info { 229 struct sk_buff *skb; 230 int nskb_dma; 231 dma_addr_t skb_dma[7]; 232}; 233 234enum velocity_owner { 235 OWNED_BY_HOST = 0, 236 OWNED_BY_NIC = cpu_to_le16(0x8000) 237}; 238 239 240/* 241 * MAC registers and macros. 242 */ 243 244 245#define MCAM_SIZE 64 246#define VCAM_SIZE 64 247#define TX_QUEUE_NO 4 248 249#define MAX_HW_MIB_COUNTER 32 250#define VELOCITY_MIN_MTU (64) 251#define VELOCITY_MAX_MTU (9000) 252 253/* 254 * Registers in the MAC 255 */ 256 257#define MAC_REG_PAR 0x00 // physical address 258#define MAC_REG_RCR 0x06 259#define MAC_REG_TCR 0x07 260#define MAC_REG_CR0_SET 0x08 261#define MAC_REG_CR1_SET 0x09 262#define MAC_REG_CR2_SET 0x0A 263#define MAC_REG_CR3_SET 0x0B 264#define MAC_REG_CR0_CLR 0x0C 265#define MAC_REG_CR1_CLR 0x0D 266#define MAC_REG_CR2_CLR 0x0E 267#define MAC_REG_CR3_CLR 0x0F 268#define MAC_REG_MAR 0x10 269#define MAC_REG_CAM 0x10 270#define MAC_REG_DEC_BASE_HI 0x18 271#define MAC_REG_DBF_BASE_HI 0x1C 272#define MAC_REG_ISR_CTL 0x20 273#define MAC_REG_ISR_HOTMR 0x20 274#define MAC_REG_ISR_TSUPTHR 0x20 275#define MAC_REG_ISR_RSUPTHR 0x20 276#define MAC_REG_ISR_CTL1 0x21 277#define MAC_REG_TXE_SR 0x22 278#define MAC_REG_RXE_SR 0x23 279#define MAC_REG_ISR 0x24 280#define MAC_REG_ISR0 0x24 281#define MAC_REG_ISR1 0x25 282#define MAC_REG_ISR2 0x26 283#define MAC_REG_ISR3 0x27 284#define MAC_REG_IMR 0x28 285#define MAC_REG_IMR0 0x28 286#define MAC_REG_IMR1 0x29 287#define MAC_REG_IMR2 0x2A 288#define MAC_REG_IMR3 0x2B 289#define MAC_REG_TDCSR_SET 0x30 290#define MAC_REG_RDCSR_SET 0x32 291#define MAC_REG_TDCSR_CLR 0x34 292#define MAC_REG_RDCSR_CLR 0x36 293#define MAC_REG_RDBASE_LO 0x38 294#define MAC_REG_RDINDX 0x3C 295#define MAC_REG_TDBASE_LO 0x40 296#define MAC_REG_RDCSIZE 0x50 297#define MAC_REG_TDCSIZE 0x52 298#define MAC_REG_TDINDX 0x54 299#define MAC_REG_TDIDX0 0x54 300#define MAC_REG_TDIDX1 0x56 301#define MAC_REG_TDIDX2 0x58 302#define MAC_REG_TDIDX3 0x5A 303#define MAC_REG_PAUSE_TIMER 0x5C 304#define MAC_REG_RBRDU 0x5E 305#define MAC_REG_FIFO_TEST0 0x60 306#define MAC_REG_FIFO_TEST1 0x64 307#define MAC_REG_CAMADDR 0x68 308#define MAC_REG_CAMCR 0x69 309#define MAC_REG_GFTEST 0x6A 310#define MAC_REG_FTSTCMD 0x6B 311#define MAC_REG_MIICFG 0x6C 312#define MAC_REG_MIISR 0x6D 313#define MAC_REG_PHYSR0 0x6E 314#define MAC_REG_PHYSR1 0x6F 315#define MAC_REG_MIICR 0x70 316#define MAC_REG_MIIADR 0x71 317#define MAC_REG_MIIDATA 0x72 318#define MAC_REG_SOFT_TIMER0 0x74 319#define MAC_REG_SOFT_TIMER1 0x76 320#define MAC_REG_CFGA 0x78 321#define MAC_REG_CFGB 0x79 322#define MAC_REG_CFGC 0x7A 323#define MAC_REG_CFGD 0x7B 324#define MAC_REG_DCFG0 0x7C 325#define MAC_REG_DCFG1 0x7D 326#define MAC_REG_MCFG0 0x7E 327#define MAC_REG_MCFG1 0x7F 328 329#define MAC_REG_TBIST 0x80 330#define MAC_REG_RBIST 0x81 331#define MAC_REG_PMCC 0x82 332#define MAC_REG_STICKHW 0x83 333#define MAC_REG_MIBCR 0x84 334#define MAC_REG_EERSV 0x85 335#define MAC_REG_REVID 0x86 336#define MAC_REG_MIBREAD 0x88 337#define MAC_REG_BPMA 0x8C 338#define MAC_REG_EEWR_DATA 0x8C 339#define MAC_REG_BPMD_WR 0x8F 340#define MAC_REG_BPCMD 0x90 341#define MAC_REG_BPMD_RD 0x91 342#define MAC_REG_EECHKSUM 0x92 343#define MAC_REG_EECSR 0x93 344#define MAC_REG_EERD_DATA 0x94 345#define MAC_REG_EADDR 0x96 346#define MAC_REG_EMBCMD 0x97 347#define MAC_REG_JMPSR0 0x98 348#define MAC_REG_JMPSR1 0x99 349#define MAC_REG_JMPSR2 0x9A 350#define MAC_REG_JMPSR3 0x9B 351#define MAC_REG_CHIPGSR 0x9C 352#define MAC_REG_TESTCFG 0x9D 353#define MAC_REG_DEBUG 0x9E 354#define MAC_REG_CHIPGCR 0x9F /* Chip Operation and Diagnostic Control */ 355#define MAC_REG_WOLCR0_SET 0xA0 356#define MAC_REG_WOLCR1_SET 0xA1 357#define MAC_REG_PWCFG_SET 0xA2 358#define MAC_REG_WOLCFG_SET 0xA3 359#define MAC_REG_WOLCR0_CLR 0xA4 360#define MAC_REG_WOLCR1_CLR 0xA5 361#define MAC_REG_PWCFG_CLR 0xA6 362#define MAC_REG_WOLCFG_CLR 0xA7 363#define MAC_REG_WOLSR0_SET 0xA8 364#define MAC_REG_WOLSR1_SET 0xA9 365#define MAC_REG_WOLSR0_CLR 0xAC 366#define MAC_REG_WOLSR1_CLR 0xAD 367#define MAC_REG_PATRN_CRC0 0xB0 368#define MAC_REG_PATRN_CRC1 0xB2 369#define MAC_REG_PATRN_CRC2 0xB4 370#define MAC_REG_PATRN_CRC3 0xB6 371#define MAC_REG_PATRN_CRC4 0xB8 372#define MAC_REG_PATRN_CRC5 0xBA 373#define MAC_REG_PATRN_CRC6 0xBC 374#define MAC_REG_PATRN_CRC7 0xBE 375#define MAC_REG_BYTEMSK0_0 0xC0 376#define MAC_REG_BYTEMSK0_1 0xC4 377#define MAC_REG_BYTEMSK0_2 0xC8 378#define MAC_REG_BYTEMSK0_3 0xCC 379#define MAC_REG_BYTEMSK1_0 0xD0 380#define MAC_REG_BYTEMSK1_1 0xD4 381#define MAC_REG_BYTEMSK1_2 0xD8 382#define MAC_REG_BYTEMSK1_3 0xDC 383#define MAC_REG_BYTEMSK2_0 0xE0 384#define MAC_REG_BYTEMSK2_1 0xE4 385#define MAC_REG_BYTEMSK2_2 0xE8 386#define MAC_REG_BYTEMSK2_3 0xEC 387#define MAC_REG_BYTEMSK3_0 0xF0 388#define MAC_REG_BYTEMSK3_1 0xF4 389#define MAC_REG_BYTEMSK3_2 0xF8 390#define MAC_REG_BYTEMSK3_3 0xFC 391 392/* 393 * Bits in the RCR register 394 */ 395 396#define RCR_AS 0x80 397#define RCR_AP 0x40 398#define RCR_AL 0x20 399#define RCR_PROM 0x10 400#define RCR_AB 0x08 401#define RCR_AM 0x04 402#define RCR_AR 0x02 403#define RCR_SEP 0x01 404 405/* 406 * Bits in the TCR register 407 */ 408 409#define TCR_TB2BDIS 0x80 410#define TCR_COLTMC1 0x08 411#define TCR_COLTMC0 0x04 412#define TCR_LB1 0x02 /* loopback[1] */ 413#define TCR_LB0 0x01 /* loopback[0] */ 414 415/* 416 * Bits in the CR0 register 417 */ 418 419#define CR0_TXON 0x00000008UL 420#define CR0_RXON 0x00000004UL 421#define CR0_STOP 0x00000002UL /* stop MAC, default = 1 */ 422#define CR0_STRT 0x00000001UL /* start MAC */ 423#define CR0_SFRST 0x00008000UL /* software reset */ 424#define CR0_TM1EN 0x00004000UL 425#define CR0_TM0EN 0x00002000UL 426#define CR0_DPOLL 0x00000800UL /* disable rx/tx auto polling */ 427#define CR0_DISAU 0x00000100UL 428#define CR0_XONEN 0x00800000UL 429#define CR0_FDXTFCEN 0x00400000UL /* full-duplex TX flow control enable */ 430#define CR0_FDXRFCEN 0x00200000UL /* full-duplex RX flow control enable */ 431#define CR0_HDXFCEN 0x00100000UL /* half-duplex flow control enable */ 432#define CR0_XHITH1 0x00080000UL /* TX XON high threshold 1 */ 433#define CR0_XHITH0 0x00040000UL /* TX XON high threshold 0 */ 434#define CR0_XLTH1 0x00020000UL /* TX pause frame low threshold 1 */ 435#define CR0_XLTH0 0x00010000UL /* TX pause frame low threshold 0 */ 436#define CR0_GSPRST 0x80000000UL 437#define CR0_FORSRST 0x40000000UL 438#define CR0_FPHYRST 0x20000000UL 439#define CR0_DIAG 0x10000000UL 440#define CR0_INTPCTL 0x04000000UL 441#define CR0_GINTMSK1 0x02000000UL 442#define CR0_GINTMSK0 0x01000000UL 443 444/* 445 * Bits in the CR1 register 446 */ 447 448#define CR1_SFRST 0x80 /* software reset */ 449#define CR1_TM1EN 0x40 450#define CR1_TM0EN 0x20 451#define CR1_DPOLL 0x08 /* disable rx/tx auto polling */ 452#define CR1_DISAU 0x01 453 454/* 455 * Bits in the CR2 register 456 */ 457 458#define CR2_XONEN 0x80 459#define CR2_FDXTFCEN 0x40 /* full-duplex TX flow control enable */ 460#define CR2_FDXRFCEN 0x20 /* full-duplex RX flow control enable */ 461#define CR2_HDXFCEN 0x10 /* half-duplex flow control enable */ 462#define CR2_XHITH1 0x08 /* TX XON high threshold 1 */ 463#define CR2_XHITH0 0x04 /* TX XON high threshold 0 */ 464#define CR2_XLTH1 0x02 /* TX pause frame low threshold 1 */ 465#define CR2_XLTH0 0x01 /* TX pause frame low threshold 0 */ 466 467/* 468 * Bits in the CR3 register 469 */ 470 471#define CR3_GSPRST 0x80 472#define CR3_FORSRST 0x40 473#define CR3_FPHYRST 0x20 474#define CR3_DIAG 0x10 475#define CR3_INTPCTL 0x04 476#define CR3_GINTMSK1 0x02 477#define CR3_GINTMSK0 0x01 478 479#define ISRCTL_UDPINT 0x8000 480#define ISRCTL_TSUPDIS 0x4000 481#define ISRCTL_RSUPDIS 0x2000 482#define ISRCTL_PMSK1 0x1000 483#define ISRCTL_PMSK0 0x0800 484#define ISRCTL_INTPD 0x0400 485#define ISRCTL_HCRLD 0x0200 486#define ISRCTL_SCRLD 0x0100 487 488/* 489 * Bits in the ISR_CTL1 register 490 */ 491 492#define ISRCTL1_UDPINT 0x80 493#define ISRCTL1_TSUPDIS 0x40 494#define ISRCTL1_RSUPDIS 0x20 495#define ISRCTL1_PMSK1 0x10 496#define ISRCTL1_PMSK0 0x08 497#define ISRCTL1_INTPD 0x04 498#define ISRCTL1_HCRLD 0x02 499#define ISRCTL1_SCRLD 0x01 500 501/* 502 * Bits in the TXE_SR register 503 */ 504 505#define TXESR_TFDBS 0x08 506#define TXESR_TDWBS 0x04 507#define TXESR_TDRBS 0x02 508#define TXESR_TDSTR 0x01 509 510/* 511 * Bits in the RXE_SR register 512 */ 513 514#define RXESR_RFDBS 0x08 515#define RXESR_RDWBS 0x04 516#define RXESR_RDRBS 0x02 517#define RXESR_RDSTR 0x01 518 519/* 520 * Bits in the ISR register 521 */ 522 523#define ISR_ISR3 0x80000000UL 524#define ISR_ISR2 0x40000000UL 525#define ISR_ISR1 0x20000000UL 526#define ISR_ISR0 0x10000000UL 527#define ISR_TXSTLI 0x02000000UL 528#define ISR_RXSTLI 0x01000000UL 529#define ISR_HFLD 0x00800000UL 530#define ISR_UDPI 0x00400000UL 531#define ISR_MIBFI 0x00200000UL 532#define ISR_SHDNI 0x00100000UL 533#define ISR_PHYI 0x00080000UL 534#define ISR_PWEI 0x00040000UL 535#define ISR_TMR1I 0x00020000UL 536#define ISR_TMR0I 0x00010000UL 537#define ISR_SRCI 0x00008000UL 538#define ISR_LSTPEI 0x00004000UL 539#define ISR_LSTEI 0x00002000UL 540#define ISR_OVFI 0x00001000UL 541#define ISR_FLONI 0x00000800UL 542#define ISR_RACEI 0x00000400UL 543#define ISR_TXWB1I 0x00000200UL 544#define ISR_TXWB0I 0x00000100UL 545#define ISR_PTX3I 0x00000080UL 546#define ISR_PTX2I 0x00000040UL 547#define ISR_PTX1I 0x00000020UL 548#define ISR_PTX0I 0x00000010UL 549#define ISR_PTXI 0x00000008UL 550#define ISR_PRXI 0x00000004UL 551#define ISR_PPTXI 0x00000002UL 552#define ISR_PPRXI 0x00000001UL 553 554/* 555 * Bits in the IMR register 556 */ 557 558#define IMR_TXSTLM 0x02000000UL 559#define IMR_UDPIM 0x00400000UL 560#define IMR_MIBFIM 0x00200000UL 561#define IMR_SHDNIM 0x00100000UL 562#define IMR_PHYIM 0x00080000UL 563#define IMR_PWEIM 0x00040000UL 564#define IMR_TMR1IM 0x00020000UL 565#define IMR_TMR0IM 0x00010000UL 566 567#define IMR_SRCIM 0x00008000UL 568#define IMR_LSTPEIM 0x00004000UL 569#define IMR_LSTEIM 0x00002000UL 570#define IMR_OVFIM 0x00001000UL 571#define IMR_FLONIM 0x00000800UL 572#define IMR_RACEIM 0x00000400UL 573#define IMR_TXWB1IM 0x00000200UL 574#define IMR_TXWB0IM 0x00000100UL 575 576#define IMR_PTX3IM 0x00000080UL 577#define IMR_PTX2IM 0x00000040UL 578#define IMR_PTX1IM 0x00000020UL 579#define IMR_PTX0IM 0x00000010UL 580#define IMR_PTXIM 0x00000008UL 581#define IMR_PRXIM 0x00000004UL 582#define IMR_PPTXIM 0x00000002UL 583#define IMR_PPRXIM 0x00000001UL 584 585/* 0x0013FB0FUL = initial value of IMR */ 586 587#define INT_MASK_DEF (IMR_PPTXIM|IMR_PPRXIM|IMR_PTXIM|IMR_PRXIM|\ 588 IMR_PWEIM|IMR_TXWB0IM|IMR_TXWB1IM|IMR_FLONIM|\ 589 IMR_OVFIM|IMR_LSTEIM|IMR_LSTPEIM|IMR_SRCIM|IMR_MIBFIM|\ 590 IMR_SHDNIM|IMR_TMR1IM|IMR_TMR0IM|IMR_TXSTLM) 591 592/* 593 * Bits in the TDCSR0/1, RDCSR0 register 594 */ 595 596#define TRDCSR_DEAD 0x0008 597#define TRDCSR_WAK 0x0004 598#define TRDCSR_ACT 0x0002 599#define TRDCSR_RUN 0x0001 600 601/* 602 * Bits in the CAMADDR register 603 */ 604 605#define CAMADDR_CAMEN 0x80 606#define CAMADDR_VCAMSL 0x40 607 608/* 609 * Bits in the CAMCR register 610 */ 611 612#define CAMCR_PS1 0x80 613#define CAMCR_PS0 0x40 614#define CAMCR_AITRPKT 0x20 615#define CAMCR_AITR16 0x10 616#define CAMCR_CAMRD 0x08 617#define CAMCR_CAMWR 0x04 618#define CAMCR_PS_CAM_MASK 0x40 619#define CAMCR_PS_CAM_DATA 0x80 620#define CAMCR_PS_MAR 0x00 621 622/* 623 * Bits in the MIICFG register 624 */ 625 626#define MIICFG_MPO1 0x80 627#define MIICFG_MPO0 0x40 628#define MIICFG_MFDC 0x20 629 630/* 631 * Bits in the MIISR register 632 */ 633 634#define MIISR_MIDLE 0x80 635 636/* 637 * Bits in the PHYSR0 register 638 */ 639 640#define PHYSR0_PHYRST 0x80 641#define PHYSR0_LINKGD 0x40 642#define PHYSR0_FDPX 0x10 643#define PHYSR0_SPDG 0x08 644#define PHYSR0_SPD10 0x04 645#define PHYSR0_RXFLC 0x02 646#define PHYSR0_TXFLC 0x01 647 648/* 649 * Bits in the PHYSR1 register 650 */ 651 652#define PHYSR1_PHYTBI 0x01 653 654/* 655 * Bits in the MIICR register 656 */ 657 658#define MIICR_MAUTO 0x80 659#define MIICR_RCMD 0x40 660#define MIICR_WCMD 0x20 661#define MIICR_MDPM 0x10 662#define MIICR_MOUT 0x08 663#define MIICR_MDO 0x04 664#define MIICR_MDI 0x02 665#define MIICR_MDC 0x01 666 667/* 668 * Bits in the MIIADR register 669 */ 670 671#define MIIADR_SWMPL 0x80 672 673/* 674 * Bits in the CFGA register 675 */ 676 677#define CFGA_PMHCTG 0x08 678#define CFGA_GPIO1PD 0x04 679#define CFGA_ABSHDN 0x02 680#define CFGA_PACPI 0x01 681 682/* 683 * Bits in the CFGB register 684 */ 685 686#define CFGB_GTCKOPT 0x80 687#define CFGB_MIIOPT 0x40 688#define CFGB_CRSEOPT 0x20 689#define CFGB_OFSET 0x10 690#define CFGB_CRANDOM 0x08 691#define CFGB_CAP 0x04 692#define CFGB_MBA 0x02 693#define CFGB_BAKOPT 0x01 694 695/* 696 * Bits in the CFGC register 697 */ 698 699#define CFGC_EELOAD 0x80 700#define CFGC_BROPT 0x40 701#define CFGC_DLYEN 0x20 702#define CFGC_DTSEL 0x10 703#define CFGC_BTSEL 0x08 704#define CFGC_BPS2 0x04 /* bootrom select[2] */ 705#define CFGC_BPS1 0x02 /* bootrom select[1] */ 706#define CFGC_BPS0 0x01 /* bootrom select[0] */ 707 708/* 709 * Bits in the CFGD register 710 */ 711 712#define CFGD_IODIS 0x80 713#define CFGD_MSLVDACEN 0x40 714#define CFGD_CFGDACEN 0x20 715#define CFGD_PCI64EN 0x10 716#define CFGD_HTMRL4 0x08 717 718/* 719 * Bits in the DCFG1 register 720 */ 721 722#define DCFG_XMWI 0x8000 723#define DCFG_XMRM 0x4000 724#define DCFG_XMRL 0x2000 725#define DCFG_PERDIS 0x1000 726#define DCFG_MRWAIT 0x0400 727#define DCFG_MWWAIT 0x0200 728#define DCFG_LATMEN 0x0100 729 730/* 731 * Bits in the MCFG0 register 732 */ 733 734#define MCFG_RXARB 0x0080 735#define MCFG_RFT1 0x0020 736#define MCFG_RFT0 0x0010 737#define MCFG_LOWTHOPT 0x0008 738#define MCFG_PQEN 0x0004 739#define MCFG_RTGOPT 0x0002 740#define MCFG_VIDFR 0x0001 741 742/* 743 * Bits in the MCFG1 register 744 */ 745 746#define MCFG_TXARB 0x8000 747#define MCFG_TXQBK1 0x0800 748#define MCFG_TXQBK0 0x0400 749#define MCFG_TXQNOBK 0x0200 750#define MCFG_SNAPOPT 0x0100 751 752/* 753 * Bits in the PMCC register 754 */ 755 756#define PMCC_DSI 0x80 757#define PMCC_D2_DIS 0x40 758#define PMCC_D1_DIS 0x20 759#define PMCC_D3C_EN 0x10 760#define PMCC_D3H_EN 0x08 761#define PMCC_D2_EN 0x04 762#define PMCC_D1_EN 0x02 763#define PMCC_D0_EN 0x01 764 765/* 766 * Bits in STICKHW 767 */ 768 769#define STICKHW_SWPTAG 0x10 770#define STICKHW_WOLSR 0x08 771#define STICKHW_WOLEN 0x04 772#define STICKHW_DS1 0x02 /* R/W by software/cfg cycle */ 773#define STICKHW_DS0 0x01 /* suspend well DS write port */ 774 775/* 776 * Bits in the MIBCR register 777 */ 778 779#define MIBCR_MIBISTOK 0x80 780#define MIBCR_MIBISTGO 0x40 781#define MIBCR_MIBINC 0x20 782#define MIBCR_MIBHI 0x10 783#define MIBCR_MIBFRZ 0x08 784#define MIBCR_MIBFLSH 0x04 785#define MIBCR_MPTRINI 0x02 786#define MIBCR_MIBCLR 0x01 787 788/* 789 * Bits in the EERSV register 790 */ 791 792#define EERSV_BOOT_RPL ((u8) 0x01) /* Boot method selection for VT6110 */ 793 794#define EERSV_BOOT_MASK ((u8) 0x06) 795#define EERSV_BOOT_INT19 ((u8) 0x00) 796#define EERSV_BOOT_INT18 ((u8) 0x02) 797#define EERSV_BOOT_LOCAL ((u8) 0x04) 798#define EERSV_BOOT_BEV ((u8) 0x06) 799 800 801/* 802 * Bits in BPCMD 803 */ 804 805#define BPCMD_BPDNE 0x80 806#define BPCMD_EBPWR 0x02 807#define BPCMD_EBPRD 0x01 808 809/* 810 * Bits in the EECSR register 811 */ 812 813#define EECSR_EMBP 0x40 /* eeprom embedded programming */ 814#define EECSR_RELOAD 0x20 /* eeprom content reload */ 815#define EECSR_DPM 0x10 /* eeprom direct programming */ 816#define EECSR_ECS 0x08 /* eeprom CS pin */ 817#define EECSR_ECK 0x04 /* eeprom CK pin */ 818#define EECSR_EDI 0x02 /* eeprom DI pin */ 819#define EECSR_EDO 0x01 /* eeprom DO pin */ 820 821/* 822 * Bits in the EMBCMD register 823 */ 824 825#define EMBCMD_EDONE 0x80 826#define EMBCMD_EWDIS 0x08 827#define EMBCMD_EWEN 0x04 828#define EMBCMD_EWR 0x02 829#define EMBCMD_ERD 0x01 830 831/* 832 * Bits in TESTCFG register 833 */ 834 835#define TESTCFG_HBDIS 0x80 836 837/* 838 * Bits in CHIPGCR register 839 */ 840 841#define CHIPGCR_FCGMII 0x80 /* force GMII (else MII only) */ 842#define CHIPGCR_FCFDX 0x40 /* force full duplex */ 843#define CHIPGCR_FCRESV 0x20 844#define CHIPGCR_FCMODE 0x10 /* enable MAC forced mode */ 845#define CHIPGCR_LPSOPT 0x08 846#define CHIPGCR_TM1US 0x04 847#define CHIPGCR_TM0US 0x02 848#define CHIPGCR_PHYINTEN 0x01 849 850/* 851 * Bits in WOLCR0 852 */ 853 854#define WOLCR_MSWOLEN7 0x0080 /* enable pattern match filtering */ 855#define WOLCR_MSWOLEN6 0x0040 856#define WOLCR_MSWOLEN5 0x0020 857#define WOLCR_MSWOLEN4 0x0010 858#define WOLCR_MSWOLEN3 0x0008 859#define WOLCR_MSWOLEN2 0x0004 860#define WOLCR_MSWOLEN1 0x0002 861#define WOLCR_MSWOLEN0 0x0001 862#define WOLCR_ARP_EN 0x0001 863 864/* 865 * Bits in WOLCR1 866 */ 867 868#define WOLCR_LINKOFF_EN 0x0800 /* link off detected enable */ 869#define WOLCR_LINKON_EN 0x0400 /* link on detected enable */ 870#define WOLCR_MAGIC_EN 0x0200 /* magic packet filter enable */ 871#define WOLCR_UNICAST_EN 0x0100 /* unicast filter enable */ 872 873 874/* 875 * Bits in PWCFG 876 */ 877 878#define PWCFG_PHYPWOPT 0x80 /* internal MII I/F timing */ 879#define PWCFG_PCISTICK 0x40 /* PCI sticky R/W enable */ 880#define PWCFG_WOLTYPE 0x20 /* pulse(1) or button (0) */ 881#define PWCFG_LEGCY_WOL 0x10 882#define PWCFG_PMCSR_PME_SR 0x08 883#define PWCFG_PMCSR_PME_EN 0x04 /* control by PCISTICK */ 884#define PWCFG_LEGACY_WOLSR 0x02 /* Legacy WOL_SR shadow */ 885#define PWCFG_LEGACY_WOLEN 0x01 /* Legacy WOL_EN shadow */ 886 887/* 888 * Bits in WOLCFG 889 */ 890 891#define WOLCFG_PMEOVR 0x80 /* for legacy use, force PMEEN always */ 892#define WOLCFG_SAM 0x20 /* accept multicast case reset, default=0 */ 893#define WOLCFG_SAB 0x10 /* accept broadcast case reset, default=0 */ 894#define WOLCFG_SMIIACC 0x08 /* ?? */ 895#define WOLCFG_SGENWH 0x02 896#define WOLCFG_PHYINTEN 0x01 /* 0:PHYINT trigger enable, 1:use internal MII 897 to report status change */ 898/* 899 * Bits in WOLSR1 900 */ 901 902#define WOLSR_LINKOFF_INT 0x0800 903#define WOLSR_LINKON_INT 0x0400 904#define WOLSR_MAGIC_INT 0x0200 905#define WOLSR_UNICAST_INT 0x0100 906 907/* 908 * Ethernet address filter type 909 */ 910 911#define PKT_TYPE_NONE 0x0000 /* Turn off receiver */ 912#define PKT_TYPE_DIRECTED 0x0001 /* obselete, directed address is always accepted */ 913#define PKT_TYPE_MULTICAST 0x0002 914#define PKT_TYPE_ALL_MULTICAST 0x0004 915#define PKT_TYPE_BROADCAST 0x0008 916#define PKT_TYPE_PROMISCUOUS 0x0020 917#define PKT_TYPE_LONG 0x2000 /* NOTE.... the definition of LONG is >2048 bytes in our chip */ 918#define PKT_TYPE_RUNT 0x4000 919#define PKT_TYPE_ERROR 0x8000 /* Accept error packets, e.g. CRC error */ 920 921/* 922 * Loopback mode 923 */ 924 925#define MAC_LB_NONE 0x00 926#define MAC_LB_INTERNAL 0x01 927#define MAC_LB_EXTERNAL 0x02 928 929/* 930 * Enabled mask value of irq 931 */ 932 933#if defined(_SIM) 934#define IMR_MASK_VALUE 0x0033FF0FUL /* initial value of IMR 935 set IMR0 to 0x0F according to spec */ 936 937#else 938#define IMR_MASK_VALUE 0x0013FB0FUL /* initial value of IMR 939 ignore MIBFI,RACEI to 940 reduce intr. frequency 941 NOTE.... do not enable NoBuf int mask at driver driver 942 when (1) NoBuf -> RxThreshold = SF 943 (2) OK -> RxThreshold = original value 944 */ 945#endif 946 947/* 948 * Revision id 949 */ 950 951#define REV_ID_VT3119_A0 0x00 952#define REV_ID_VT3119_A1 0x01 953#define REV_ID_VT3216_A0 0x10 954 955/* 956 * Max time out delay time 957 */ 958 959#define W_MAX_TIMEOUT 0x0FFFU 960 961 962/* 963 * MAC registers as a structure. Cannot be directly accessed this 964 * way but generates offsets for readl/writel() calls 965 */ 966 967struct mac_regs { 968 volatile u8 PAR[6]; /* 0x00 */ 969 volatile u8 RCR; 970 volatile u8 TCR; 971 972 volatile __le32 CR0Set; /* 0x08 */ 973 volatile __le32 CR0Clr; /* 0x0C */ 974 975 volatile u8 MARCAM[8]; /* 0x10 */ 976 977 volatile __le32 DecBaseHi; /* 0x18 */ 978 volatile __le16 DbfBaseHi; /* 0x1C */ 979 volatile __le16 reserved_1E; 980 981 volatile __le16 ISRCTL; /* 0x20 */ 982 volatile u8 TXESR; 983 volatile u8 RXESR; 984 985 volatile __le32 ISR; /* 0x24 */ 986 volatile __le32 IMR; 987 988 volatile __le32 TDStatusPort; /* 0x2C */ 989 990 volatile __le16 TDCSRSet; /* 0x30 */ 991 volatile u8 RDCSRSet; 992 volatile u8 reserved_33; 993 volatile __le16 TDCSRClr; 994 volatile u8 RDCSRClr; 995 volatile u8 reserved_37; 996 997 volatile __le32 RDBaseLo; /* 0x38 */ 998 volatile __le16 RDIdx; /* 0x3C */ 999 volatile u8 TQETMR; /* 0x3E, VT3216 and above only */ 1000 volatile u8 RQETMR; /* 0x3F, VT3216 and above only */ 1001 1002 volatile __le32 TDBaseLo[4]; /* 0x40 */ 1003 1004 volatile __le16 RDCSize; /* 0x50 */ 1005 volatile __le16 TDCSize; /* 0x52 */ 1006 volatile __le16 TDIdx[4]; /* 0x54 */ 1007 volatile __le16 tx_pause_timer; /* 0x5C */ 1008 volatile __le16 RBRDU; /* 0x5E */ 1009 1010 volatile __le32 FIFOTest0; /* 0x60 */ 1011 volatile __le32 FIFOTest1; /* 0x64 */ 1012 1013 volatile u8 CAMADDR; /* 0x68 */ 1014 volatile u8 CAMCR; /* 0x69 */ 1015 volatile u8 GFTEST; /* 0x6A */ 1016 volatile u8 FTSTCMD; /* 0x6B */ 1017 1018 volatile u8 MIICFG; /* 0x6C */ 1019 volatile u8 MIISR; 1020 volatile u8 PHYSR0; 1021 volatile u8 PHYSR1; 1022 volatile u8 MIICR; 1023 volatile u8 MIIADR; 1024 volatile __le16 MIIDATA; 1025 1026 volatile __le16 SoftTimer0; /* 0x74 */ 1027 volatile __le16 SoftTimer1; 1028 1029 volatile u8 CFGA; /* 0x78 */ 1030 volatile u8 CFGB; 1031 volatile u8 CFGC; 1032 volatile u8 CFGD; 1033 1034 volatile __le16 DCFG; /* 0x7C */ 1035 volatile __le16 MCFG; 1036 1037 volatile u8 TBIST; /* 0x80 */ 1038 volatile u8 RBIST; 1039 volatile u8 PMCPORT; 1040 volatile u8 STICKHW; 1041 1042 volatile u8 MIBCR; /* 0x84 */ 1043 volatile u8 reserved_85; 1044 volatile u8 rev_id; 1045 volatile u8 PORSTS; 1046 1047 volatile __le32 MIBData; /* 0x88 */ 1048 1049 volatile __le16 EEWrData; 1050 1051 volatile u8 reserved_8E; 1052 volatile u8 BPMDWr; 1053 volatile u8 BPCMD; 1054 volatile u8 BPMDRd; 1055 1056 volatile u8 EECHKSUM; /* 0x92 */ 1057 volatile u8 EECSR; 1058 1059 volatile __le16 EERdData; /* 0x94 */ 1060 volatile u8 EADDR; 1061 volatile u8 EMBCMD; 1062 1063 1064 volatile u8 JMPSR0; /* 0x98 */ 1065 volatile u8 JMPSR1; 1066 volatile u8 JMPSR2; 1067 volatile u8 JMPSR3; 1068 volatile u8 CHIPGSR; /* 0x9C */ 1069 volatile u8 TESTCFG; 1070 volatile u8 DEBUG; 1071 volatile u8 CHIPGCR; 1072 1073 volatile __le16 WOLCRSet; /* 0xA0 */ 1074 volatile u8 PWCFGSet; 1075 volatile u8 WOLCFGSet; 1076 1077 volatile __le16 WOLCRClr; /* 0xA4 */ 1078 volatile u8 PWCFGCLR; 1079 volatile u8 WOLCFGClr; 1080 1081 volatile __le16 WOLSRSet; /* 0xA8 */ 1082 volatile __le16 reserved_AA; 1083 1084 volatile __le16 WOLSRClr; /* 0xAC */ 1085 volatile __le16 reserved_AE; 1086 1087 volatile __le16 PatternCRC[8]; /* 0xB0 */ 1088 volatile __le32 ByteMask[4][4]; /* 0xC0 */ 1089}; 1090 1091 1092enum hw_mib { 1093 HW_MIB_ifRxAllPkts = 0, 1094 HW_MIB_ifRxOkPkts, 1095 HW_MIB_ifTxOkPkts, 1096 HW_MIB_ifRxErrorPkts, 1097 HW_MIB_ifRxRuntOkPkt, 1098 HW_MIB_ifRxRuntErrPkt, 1099 HW_MIB_ifRx64Pkts, 1100 HW_MIB_ifTx64Pkts, 1101 HW_MIB_ifRx65To127Pkts, 1102 HW_MIB_ifTx65To127Pkts, 1103 HW_MIB_ifRx128To255Pkts, 1104 HW_MIB_ifTx128To255Pkts, 1105 HW_MIB_ifRx256To511Pkts, 1106 HW_MIB_ifTx256To511Pkts, 1107 HW_MIB_ifRx512To1023Pkts, 1108 HW_MIB_ifTx512To1023Pkts, 1109 HW_MIB_ifRx1024To1518Pkts, 1110 HW_MIB_ifTx1024To1518Pkts, 1111 HW_MIB_ifTxEtherCollisions, 1112 HW_MIB_ifRxPktCRCE, 1113 HW_MIB_ifRxJumboPkts, 1114 HW_MIB_ifTxJumboPkts, 1115 HW_MIB_ifRxMacControlFrames, 1116 HW_MIB_ifTxMacControlFrames, 1117 HW_MIB_ifRxPktFAE, 1118 HW_MIB_ifRxLongOkPkt, 1119 HW_MIB_ifRxLongPktErrPkt, 1120 HW_MIB_ifTXSQEErrors, 1121 HW_MIB_ifRxNobuf, 1122 HW_MIB_ifRxSymbolErrors, 1123 HW_MIB_ifInRangeLengthErrors, 1124 HW_MIB_ifLateCollisions, 1125 HW_MIB_SIZE 1126}; 1127 1128enum chip_type { 1129 CHIP_TYPE_VT6110 = 1, 1130}; 1131 1132struct velocity_info_tbl { 1133 enum chip_type chip_id; 1134 const char *name; 1135 int txqueue; 1136 u32 flags; 1137}; 1138 1139#define mac_hw_mibs_init(regs) {\ 1140 BYTE_REG_BITS_ON(MIBCR_MIBFRZ,&((regs)->MIBCR));\ 1141 BYTE_REG_BITS_ON(MIBCR_MIBCLR,&((regs)->MIBCR));\ 1142 do {}\ 1143 while (BYTE_REG_BITS_IS_ON(MIBCR_MIBCLR,&((regs)->MIBCR)));\ 1144 BYTE_REG_BITS_OFF(MIBCR_MIBFRZ,&((regs)->MIBCR));\ 1145} 1146 1147#define mac_read_isr(regs) readl(&((regs)->ISR)) 1148#define mac_write_isr(regs, x) writel((x),&((regs)->ISR)) 1149#define mac_clear_isr(regs) writel(0xffffffffL,&((regs)->ISR)) 1150 1151#define mac_write_int_mask(mask, regs) writel((mask),&((regs)->IMR)); 1152#define mac_disable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Clr)) 1153#define mac_enable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Set)) 1154 1155#define mac_set_dma_length(regs, n) {\ 1156 BYTE_REG_BITS_SET((n),0x07,&((regs)->DCFG));\ 1157} 1158 1159#define mac_set_rx_thresh(regs, n) {\ 1160 BYTE_REG_BITS_SET((n),(MCFG_RFT0|MCFG_RFT1),&((regs)->MCFG));\ 1161} 1162 1163#define mac_rx_queue_run(regs) {\ 1164 writeb(TRDCSR_RUN, &((regs)->RDCSRSet));\ 1165} 1166 1167#define mac_rx_queue_wake(regs) {\ 1168 writeb(TRDCSR_WAK, &((regs)->RDCSRSet));\ 1169} 1170 1171#define mac_tx_queue_run(regs, n) {\ 1172 writew(TRDCSR_RUN<<((n)*4),&((regs)->TDCSRSet));\ 1173} 1174 1175#define mac_tx_queue_wake(regs, n) {\ 1176 writew(TRDCSR_WAK<<(n*4),&((regs)->TDCSRSet));\ 1177} 1178 1179static inline void mac_eeprom_reload(struct mac_regs __iomem * regs) { 1180 int i=0; 1181 1182 BYTE_REG_BITS_ON(EECSR_RELOAD,&(regs->EECSR)); 1183 do { 1184 udelay(10); 1185 if (i++>0x1000) 1186 break; 1187 } while (BYTE_REG_BITS_IS_ON(EECSR_RELOAD,&(regs->EECSR))); 1188} 1189 1190/* 1191 * Header for WOL definitions. Used to compute hashes 1192 */ 1193 1194typedef u8 MCAM_ADDR[ETH_ALEN]; 1195 1196struct arp_packet { 1197 u8 dest_mac[ETH_ALEN]; 1198 u8 src_mac[ETH_ALEN]; 1199 __be16 type; 1200 __be16 ar_hrd; 1201 __be16 ar_pro; 1202 u8 ar_hln; 1203 u8 ar_pln; 1204 __be16 ar_op; 1205 u8 ar_sha[ETH_ALEN]; 1206 u8 ar_sip[4]; 1207 u8 ar_tha[ETH_ALEN]; 1208 u8 ar_tip[4]; 1209} __packed; 1210 1211struct _magic_packet { 1212 u8 dest_mac[6]; 1213 u8 src_mac[6]; 1214 __be16 type; 1215 u8 MAC[16][6]; 1216 u8 password[6]; 1217} __packed; 1218 1219/* 1220 * Store for chip context when saving and restoring status. Not 1221 * all fields are saved/restored currently. 1222 */ 1223 1224struct velocity_context { 1225 u8 mac_reg[256]; 1226 MCAM_ADDR cam_addr[MCAM_SIZE]; 1227 u16 vcam[VCAM_SIZE]; 1228 u32 cammask[2]; 1229 u32 patcrc[2]; 1230 u32 pattern[8]; 1231}; 1232 1233/* 1234 * Registers in the MII (offset unit is WORD) 1235 */ 1236 1237// Marvell 88E1000/88E1000S 1238#define MII_REG_PSCR 0x10 // PHY specific control register 1239 1240// 1241// Bits in the Silicon revision register 1242// 1243 1244#define TCSR_ECHODIS 0x2000 // 1245#define AUXCR_MDPPS 0x0004 // 1246 1247// Bits in the PLED register 1248#define PLED_LALBE 0x0004 // 1249 1250// Marvell 88E1000/88E1000S Bits in the PHY specific control register (10h) 1251#define PSCR_ACRSTX 0x0800 // Assert CRS on Transmit 1252 1253#define PHYID_CICADA_CS8201 0x000FC410UL 1254#define PHYID_VT3216_32BIT 0x000FC610UL 1255#define PHYID_VT3216_64BIT 0x000FC600UL 1256#define PHYID_MARVELL_1000 0x01410C50UL 1257#define PHYID_MARVELL_1000S 0x01410C40UL 1258#define PHYID_ICPLUS_IP101A 0x02430C54UL 1259#define PHYID_REV_ID_MASK 0x0000000FUL 1260 1261#define PHYID_GET_PHY_ID(i) ((i) & ~PHYID_REV_ID_MASK) 1262 1263#define MII_REG_BITS_ON(x,i,p) do {\ 1264 u16 w;\ 1265 velocity_mii_read((p),(i),&(w));\ 1266 (w)|=(x);\ 1267 velocity_mii_write((p),(i),(w));\ 1268} while (0) 1269 1270#define MII_REG_BITS_OFF(x,i,p) do {\ 1271 u16 w;\ 1272 velocity_mii_read((p),(i),&(w));\ 1273 (w)&=(~(x));\ 1274 velocity_mii_write((p),(i),(w));\ 1275} while (0) 1276 1277#define MII_REG_BITS_IS_ON(x,i,p) ({\ 1278 u16 w;\ 1279 velocity_mii_read((p),(i),&(w));\ 1280 ((int) ((w) & (x)));}) 1281 1282#define MII_GET_PHY_ID(p) ({\ 1283 u32 id;\ 1284 velocity_mii_read((p),MII_PHYSID2,(u16 *) &id);\ 1285 velocity_mii_read((p),MII_PHYSID1,((u16 *) &id)+1);\ 1286 (id);}) 1287 1288#define VELOCITY_WOL_MAGIC 0x00000000UL 1289#define VELOCITY_WOL_PHY 0x00000001UL 1290#define VELOCITY_WOL_ARP 0x00000002UL 1291#define VELOCITY_WOL_UCAST 0x00000004UL 1292#define VELOCITY_WOL_BCAST 0x00000010UL 1293#define VELOCITY_WOL_MCAST 0x00000020UL 1294#define VELOCITY_WOL_MAGIC_SEC 0x00000040UL 1295 1296/* 1297 * Flags for options 1298 */ 1299 1300#define VELOCITY_FLAGS_TAGGING 0x00000001UL 1301#define VELOCITY_FLAGS_RX_CSUM 0x00000004UL 1302#define VELOCITY_FLAGS_IP_ALIGN 0x00000008UL 1303#define VELOCITY_FLAGS_VAL_PKT_LEN 0x00000010UL 1304 1305#define VELOCITY_FLAGS_FLOW_CTRL 0x01000000UL 1306 1307/* 1308 * Flags for driver status 1309 */ 1310 1311#define VELOCITY_FLAGS_OPENED 0x00010000UL 1312#define VELOCITY_FLAGS_VMNS_CONNECTED 0x00020000UL 1313#define VELOCITY_FLAGS_VMNS_COMMITTED 0x00040000UL 1314#define VELOCITY_FLAGS_WOL_ENABLED 0x00080000UL 1315 1316/* 1317 * Flags for MII status 1318 */ 1319 1320#define VELOCITY_LINK_FAIL 0x00000001UL 1321#define VELOCITY_SPEED_10 0x00000002UL 1322#define VELOCITY_SPEED_100 0x00000004UL 1323#define VELOCITY_SPEED_1000 0x00000008UL 1324#define VELOCITY_DUPLEX_FULL 0x00000010UL 1325#define VELOCITY_AUTONEG_ENABLE 0x00000020UL 1326#define VELOCITY_FORCED_BY_EEPROM 0x00000040UL 1327 1328/* 1329 * For velocity_set_media_duplex 1330 */ 1331 1332#define VELOCITY_LINK_CHANGE 0x00000001UL 1333 1334enum speed_opt { 1335 SPD_DPX_AUTO = 0, 1336 SPD_DPX_100_HALF = 1, 1337 SPD_DPX_100_FULL = 2, 1338 SPD_DPX_10_HALF = 3, 1339 SPD_DPX_10_FULL = 4, 1340 SPD_DPX_1000_FULL = 5 1341}; 1342 1343enum velocity_init_type { 1344 VELOCITY_INIT_COLD = 0, 1345 VELOCITY_INIT_RESET, 1346 VELOCITY_INIT_WOL 1347}; 1348 1349enum velocity_flow_cntl_type { 1350 FLOW_CNTL_DEFAULT = 1, 1351 FLOW_CNTL_TX, 1352 FLOW_CNTL_RX, 1353 FLOW_CNTL_TX_RX, 1354 FLOW_CNTL_DISABLE, 1355}; 1356 1357struct velocity_opt { 1358 int numrx; /* Number of RX descriptors */ 1359 int numtx; /* Number of TX descriptors */ 1360 enum speed_opt spd_dpx; /* Media link mode */ 1361 1362 int DMA_length; /* DMA length */ 1363 int rx_thresh; /* RX_THRESH */ 1364 int flow_cntl; 1365 int wol_opts; /* Wake on lan options */ 1366 int td_int_count; 1367 int int_works; 1368 int rx_bandwidth_hi; 1369 int rx_bandwidth_lo; 1370 int rx_bandwidth_en; 1371 int rxqueue_timer; 1372 int txqueue_timer; 1373 int tx_intsup; 1374 int rx_intsup; 1375 u32 flags; 1376}; 1377 1378#define AVAIL_TD(p,q) ((p)->options.numtx-((p)->tx.used[(q)])) 1379 1380#define GET_RD_BY_IDX(vptr, idx) (vptr->rd_ring[idx]) 1381 1382struct velocity_info { 1383 struct device *dev; 1384 struct pci_dev *pdev; 1385 struct net_device *netdev; 1386 int no_eeprom; 1387 1388 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 1389 u8 ip_addr[4]; 1390 enum chip_type chip_id; 1391 1392 struct mac_regs __iomem * mac_regs; 1393 unsigned long memaddr; 1394 unsigned long ioaddr; 1395 1396 struct tx_info { 1397 int numq; 1398 1399 /* FIXME: the locality of the data seems rather poor. */ 1400 int used[TX_QUEUE_NO]; 1401 int curr[TX_QUEUE_NO]; 1402 int tail[TX_QUEUE_NO]; 1403 struct tx_desc *rings[TX_QUEUE_NO]; 1404 struct velocity_td_info *infos[TX_QUEUE_NO]; 1405 dma_addr_t pool_dma[TX_QUEUE_NO]; 1406 } tx; 1407 1408 struct rx_info { 1409 int buf_sz; 1410 1411 int dirty; 1412 int curr; 1413 u32 filled; 1414 struct rx_desc *ring; 1415 struct velocity_rd_info *info; /* It's an array */ 1416 dma_addr_t pool_dma; 1417 } rx; 1418 1419 u32 mib_counter[MAX_HW_MIB_COUNTER]; 1420 struct velocity_opt options; 1421 1422 u32 int_mask; 1423 1424 u32 flags; 1425 1426 u32 mii_status; 1427 u32 phy_id; 1428 int multicast_limit; 1429 1430 u8 vCAMmask[(VCAM_SIZE / 8)]; 1431 u8 mCAMmask[(MCAM_SIZE / 8)]; 1432 1433 spinlock_t lock; 1434 1435 int wol_opts; 1436 u8 wol_passwd[6]; 1437 1438 struct velocity_context context; 1439 1440 u32 ticks; 1441 u32 ethtool_ops_nesting; 1442 1443 u8 rev_id; 1444 1445 struct napi_struct napi; 1446}; 1447 1448/** 1449 * velocity_get_ip - find an IP address for the device 1450 * @vptr: Velocity to query 1451 * 1452 * Dig out an IP address for this interface so that we can 1453 * configure wakeup with WOL for ARP. If there are multiple IP 1454 * addresses on this chain then we use the first - multi-IP WOL is not 1455 * supported. 1456 * 1457 */ 1458 1459static inline int velocity_get_ip(struct velocity_info *vptr) 1460{ 1461 struct in_device *in_dev; 1462 struct in_ifaddr *ifa; 1463 int res = -ENOENT; 1464 1465 rcu_read_lock(); 1466 in_dev = __in_dev_get_rcu(vptr->netdev); 1467 if (in_dev != NULL) { 1468 ifa = rcu_dereference(in_dev->ifa_list); 1469 if (ifa != NULL) { 1470 memcpy(vptr->ip_addr, &ifa->ifa_address, 4); 1471 res = 0; 1472 } 1473 } 1474 rcu_read_unlock(); 1475 return res; 1476} 1477 1478/** 1479 * velocity_update_hw_mibs - fetch MIB counters from chip 1480 * @vptr: velocity to update 1481 * 1482 * The velocity hardware keeps certain counters in the hardware 1483 * side. We need to read these when the user asks for statistics 1484 * or when they overflow (causing an interrupt). The read of the 1485 * statistic clears it, so we keep running master counters in user 1486 * space. 1487 */ 1488 1489static inline void velocity_update_hw_mibs(struct velocity_info *vptr) 1490{ 1491 u32 tmp; 1492 int i; 1493 BYTE_REG_BITS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR)); 1494 1495 while (BYTE_REG_BITS_IS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR))); 1496 1497 BYTE_REG_BITS_ON(MIBCR_MPTRINI, &(vptr->mac_regs->MIBCR)); 1498 for (i = 0; i < HW_MIB_SIZE; i++) { 1499 tmp = readl(&(vptr->mac_regs->MIBData)) & 0x00FFFFFFUL; 1500 vptr->mib_counter[i] += tmp; 1501 } 1502} 1503 1504/** 1505 * init_flow_control_register - set up flow control 1506 * @vptr: velocity to configure 1507 * 1508 * Configure the flow control registers for this velocity device. 1509 */ 1510 1511static inline void init_flow_control_register(struct velocity_info *vptr) 1512{ 1513 struct mac_regs __iomem * regs = vptr->mac_regs; 1514 1515 /* Set {XHITH1, XHITH0, XLTH1, XLTH0} in FlowCR1 to {1, 0, 1, 1} 1516 depend on RD=64, and Turn on XNOEN in FlowCR1 */ 1517 writel((CR0_XONEN | CR0_XHITH1 | CR0_XLTH1 | CR0_XLTH0), ®s->CR0Set); 1518 writel((CR0_FDXTFCEN | CR0_FDXRFCEN | CR0_HDXFCEN | CR0_XHITH0), ®s->CR0Clr); 1519 1520 /* Set TxPauseTimer to 0xFFFF */ 1521 writew(0xFFFF, ®s->tx_pause_timer); 1522 1523 /* Initialize RBRDU to Rx buffer count. */ 1524 writew(vptr->options.numrx, ®s->RBRDU); 1525} 1526 1527 1528#endif