if_stereg.h revision 167407
1/*- 2 * Copyright (c) 1997, 1998, 1999 3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Bill Paul. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30 * THE POSSIBILITY OF SUCH DAMAGE. 31 * 32 * $FreeBSD: head/sys/pci/if_stereg.h 167407 2007-03-10 03:10:34Z yongari $ 33 */ 34 35/* 36 * Sundance PCI device/vendor ID for the 37 * ST201 chip. 38 */ 39#define ST_VENDORID 0x13F0 40#define ST_DEVICEID_ST201_1 0x0200 41#define ST_DEVICEID_ST201_2 0x0201 42 43/* 44 * D-Link PCI device/vendor ID for the DL10050[AB] chip 45 */ 46#define DL_VENDORID 0x1186 47#define DL_DEVICEID_DL10050 0x1002 48 49/* 50 * Register definitions for the Sundance Technologies ST201 PCI 51 * fast ethernet controller. The register space is 128 bytes long and 52 * can be accessed using either PCI I/O space or PCI memory mapping. 53 * There are 32-bit, 16-bit and 8-bit registers. 54 */ 55 56#define STE_DMACTL 0x00 57#define STE_TX_DMALIST_PTR 0x04 58#define STE_TX_DMABURST_THRESH 0x08 59#define STE_TX_DMAURG_THRESH 0x09 60#define STE_TX_DMAPOLL_PERIOD 0x0A 61#define STE_RX_DMASTATUS 0x0C 62#define STE_RX_DMALIST_PTR 0x10 63#define STE_RX_DMABURST_THRESH 0x14 64#define STE_RX_DMAURG_THRESH 0x15 65#define STE_RX_DMAPOLL_PERIOD 0x16 66#define STE_DEBUGCTL 0x1A 67#define STE_ASICCTL 0x30 68#define STE_EEPROM_DATA 0x34 69#define STE_EEPROM_CTL 0x36 70#define STE_FIFOCTL 0x3A 71#define STE_TX_STARTTHRESH 0x3C 72#define STE_RX_EARLYTHRESH 0x3E 73#define STE_EXT_ROMADDR 0x40 74#define STE_EXT_ROMDATA 0x44 75#define STE_WAKE_EVENT 0x45 76#define STE_TX_STATUS 0x46 77#define STE_TX_FRAMEID 0x47 78#define STE_COUNTDOWN 0x48 79#define STE_ISR_ACK 0x4A 80#define STE_IMR 0x4C 81#define STE_ISR 0x4E 82#define STE_MACCTL0 0x50 83#define STE_MACCTL1 0x52 84#define STE_PAR0 0x54 85#define STE_PAR1 0x56 86#define STE_PAR2 0x58 87#define STE_MAX_FRAMELEN 0x5A 88#define STE_RX_MODE 0x5C 89#define STE_TX_RECLAIM_THRESH 0x5D 90#define STE_PHYCTL 0x5E 91#define STE_MAR0 0x60 92#define STE_MAR1 0x62 93#define STE_MAR2 0x64 94#define STE_MAR3 0x66 95#define STE_STATS 0x68 96 97#define STE_LATE_COLLS 0x75 98#define STE_MULTI_COLLS 0x76 99#define STE_SINGLE_COLLS 0x77 100 101#define STE_DMACTL_RXDMA_STOPPED 0x00000001 102#define STE_DMACTL_TXDMA_CMPREQ 0x00000002 103#define STE_DMACTL_TXDMA_STOPPED 0x00000004 104#define STE_DMACTL_RXDMA_COMPLETE 0x00000008 105#define STE_DMACTL_TXDMA_COMPLETE 0x00000010 106#define STE_DMACTL_RXDMA_STALL 0x00000100 107#define STE_DMACTL_RXDMA_UNSTALL 0x00000200 108#define STE_DMACTL_TXDMA_STALL 0x00000400 109#define STE_DMACTL_TXDMA_UNSTALL 0x00000800 110#define STE_DMACTL_TXDMA_INPROG 0x00004000 111#define STE_DMACTL_DMA_HALTINPROG 0x00008000 112#define STE_DMACTL_RXEARLY_ENABLE 0x00020000 113#define STE_DMACTL_COUNTDOWN_SPEED 0x00040000 114#define STE_DMACTL_COUNTDOWN_MODE 0x00080000 115#define STE_DMACTL_MWI_DISABLE 0x00100000 116#define STE_DMACTL_RX_DISCARD_OFLOWS 0x00400000 117#define STE_DMACTL_COUNTDOWN_ENABLE 0x00800000 118#define STE_DMACTL_TARGET_ABORT 0x40000000 119#define STE_DMACTL_MASTER_ABORT 0x80000000 120 121/* 122 * TX DMA burst thresh is the number of 32-byte blocks that 123 * must be loaded into the TX Fifo before a TXDMA burst request 124 * will be issued. 125 */ 126#define STE_TXDMABURST_THRESH 0x1F 127 128/* 129 * The number of 32-byte blocks in the TX FIFO falls below the 130 * TX DMA urgent threshold, a TX DMA urgent request will be 131 * generated. 132 */ 133#define STE_TXDMAURG_THRESH 0x3F 134 135/* 136 * Number of 320ns intervals between polls of the TXDMA next 137 * descriptor pointer (if we're using polling mode). 138 */ 139#define STE_TXDMA_POLL_PERIOD 0x7F 140 141#define STE_RX_DMASTATUS_FRAMELEN 0x00001FFF 142#define STE_RX_DMASTATUS_RXERR 0x00004000 143#define STE_RX_DMASTATUS_DMADONE 0x00008000 144#define STE_RX_DMASTATUS_FIFO_OFLOW 0x00010000 145#define STE_RX_DMASTATUS_RUNT 0x00020000 146#define STE_RX_DMASTATUS_ALIGNERR 0x00040000 147#define STE_RX_DMASTATUS_CRCERR 0x00080000 148#define STE_RX_DMASTATUS_GIANT 0x00100000 149#define STE_RX_DMASTATUS_DRIBBLE 0x00800000 150#define STE_RX_DMASTATUS_DMA_OFLOW 0x01000000 151 152/* 153 * RX DMA burst thresh is the number of 32-byte blocks that 154 * must be present in the RX FIFO before a RXDMA bus master 155 * request will be issued. 156 */ 157#define STE_RXDMABURST_THRESH 0xFF 158 159/* 160 * The number of 32-byte blocks in the RX FIFO falls below the 161 * RX DMA urgent threshold, a RX DMA urgent request will be 162 * generated. 163 */ 164#define STE_RXDMAURG_THRESH 0x1F 165 166/* 167 * Number of 320ns intervals between polls of the RXDMA complete 168 * bit in the status field on the current RX descriptor (if we're 169 * using polling mode). 170 */ 171#define STE_RXDMA_POLL_PERIOD 0x7F 172 173#define STE_DEBUGCTL_GPIO0_CTL 0x0001 174#define STE_DEBUGCTL_GPIO1_CTL 0x0002 175#define STE_DEBUGCTL_GPIO0_DATA 0x0004 176#define STE_DEBUGCTL_GPIO1_DATA 0x0008 177 178#define STE_ASICCTL_ROMSIZE 0x00000002 179#define STE_ASICCTL_TX_LARGEPKTS 0x00000004 180#define STE_ASICCTL_RX_LARGEPKTS 0x00000008 181#define STE_ASICCTL_EXTROM_DISABLE 0x00000010 182#define STE_ASICCTL_PHYSPEED_10 0x00000020 183#define STE_ASICCTL_PHYSPEED_100 0x00000040 184#define STE_ASICCTL_PHYMEDIA 0x00000080 185#define STE_ASICCTL_FORCEDCONFIG 0x00000700 186#define STE_ASICCTL_D3RESET_DISABLE 0x00000800 187#define STE_ASICCTL_SPEEDUPMODE 0x00002000 188#define STE_ASICCTL_LEDMODE 0x00004000 189#define STE_ASICCTL_RSTOUT_POLARITY 0x00008000 190#define STE_ASICCTL_GLOBAL_RESET 0x00010000 191#define STE_ASICCTL_RX_RESET 0x00020000 192#define STE_ASICCTL_TX_RESET 0x00040000 193#define STE_ASICCTL_DMA_RESET 0x00080000 194#define STE_ASICCTL_FIFO_RESET 0x00100000 195#define STE_ASICCTL_NETWORK_RESET 0x00200000 196#define STE_ASICCTL_HOST_RESET 0x00400000 197#define STE_ASICCTL_AUTOINIT_RESET 0x00800000 198#define STE_ASICCTL_EXTRESET_RESET 0x01000000 199#define STE_ASICCTL_SOFTINTR 0x02000000 200#define STE_ASICCTL_RESET_BUSY 0x04000000 201 202#define STE_ASICCTL1_GLOBAL_RESET 0x0001 203#define STE_ASICCTL1_RX_RESET 0x0002 204#define STE_ASICCTL1_TX_RESET 0x0004 205#define STE_ASICCTL1_DMA_RESET 0x0008 206#define STE_ASICCTL1_FIFO_RESET 0x0010 207#define STE_ASICCTL1_NETWORK_RESET 0x0020 208#define STE_ASICCTL1_HOST_RESET 0x0040 209#define STE_ASICCTL1_AUTOINIT_RESET 0x0080 210#define STE_ASICCTL1_EXTRESET_RESET 0x0100 211#define STE_ASICCTL1_SOFTINTR 0x0200 212#define STE_ASICCTL1_RESET_BUSY 0x0400 213 214#define STE_EECTL_ADDR 0x00FF 215#define STE_EECTL_OPCODE 0x0300 216#define STE_EECTL_BUSY 0x1000 217 218#define STE_EEOPCODE_WRITE 0x0100 219#define STE_EEOPCODE_READ 0x0200 220#define STE_EEOPCODE_ERASE 0x0300 221 222#define STE_FIFOCTL_RAMTESTMODE 0x0001 223#define STE_FIFOCTL_OVERRUNMODE 0x0200 224#define STE_FIFOCTL_RXFIFOFULL 0x0800 225#define STE_FIFOCTL_TX_BUSY 0x4000 226#define STE_FIFOCTL_RX_BUSY 0x8000 227 228/* 229 * The number of bytes that must in present in the TX FIFO before 230 * transmission begins. Value should be in increments of 4 bytes. 231 */ 232#define STE_TXSTART_THRESH 0x1FFC 233 234/* 235 * Number of bytes that must be present in the RX FIFO before 236 * an RX EARLY interrupt is generated. 237 */ 238#define STE_RXEARLY_THRESH 0x1FFC 239 240#define STE_WAKEEVENT_WAKEPKT_ENB 0x01 241#define STE_WAKEEVENT_MAGICPKT_ENB 0x02 242#define STE_WAKEEVENT_LINKEVT_ENB 0x04 243#define STE_WAKEEVENT_WAKEPOLARITY 0x08 244#define STE_WAKEEVENT_WAKEPKTEVENT 0x10 245#define STE_WAKEEVENT_MAGICPKTEVENT 0x20 246#define STE_WAKEEVENT_LINKEVENT 0x40 247#define STE_WAKEEVENT_WAKEONLAN_ENB 0x80 248 249#define STE_TXSTATUS_RECLAIMERR 0x02 250#define STE_TXSTATUS_STATSOFLOW 0x04 251#define STE_TXSTATUS_EXCESSCOLLS 0x08 252#define STE_TXSTATUS_UNDERRUN 0x10 253#define STE_TXSTATUS_TXINTR_REQ 0x40 254#define STE_TXSTATUS_TXDONE 0x80 255 256#define STE_ISRACK_INTLATCH 0x0001 257#define STE_ISRACK_HOSTERR 0x0002 258#define STE_ISRACK_TX_DONE 0x0004 259#define STE_ISRACK_MACCTL_FRAME 0x0008 260#define STE_ISRACK_RX_DONE 0x0010 261#define STE_ISRACK_RX_EARLY 0x0020 262#define STE_ISRACK_SOFTINTR 0x0040 263#define STE_ISRACK_STATS_OFLOW 0x0080 264#define STE_ISRACK_LINKEVENT 0x0100 265#define STE_ISRACK_TX_DMADONE 0x0200 266#define STE_ISRACK_RX_DMADONE 0x0400 267 268#define STE_IMR_HOSTERR 0x0002 269#define STE_IMR_TX_DONE 0x0004 270#define STE_IMR_MACCTL_FRAME 0x0008 271#define STE_IMR_RX_DONE 0x0010 272#define STE_IMR_RX_EARLY 0x0020 273#define STE_IMR_SOFTINTR 0x0040 274#define STE_IMR_STATS_OFLOW 0x0080 275#define STE_IMR_LINKEVENT 0x0100 276#define STE_IMR_TX_DMADONE 0x0200 277#define STE_IMR_RX_DMADONE 0x0400 278 279#define STE_INTRS \ 280 (STE_IMR_RX_DMADONE|STE_IMR_TX_DMADONE| \ 281 STE_IMR_TX_DONE|STE_IMR_HOSTERR| \ 282 STE_IMR_LINKEVENT) 283 284#define STE_ISR_INTLATCH 0x0001 285#define STE_ISR_HOSTERR 0x0002 286#define STE_ISR_TX_DONE 0x0004 287#define STE_ISR_MACCTL_FRAME 0x0008 288#define STE_ISR_RX_DONE 0x0010 289#define STE_ISR_RX_EARLY 0x0020 290#define STE_ISR_SOFTINTR 0x0040 291#define STE_ISR_STATS_OFLOW 0x0080 292#define STE_ISR_LINKEVENT 0x0100 293#define STE_ISR_TX_DMADONE 0x0200 294#define STE_ISR_RX_DMADONE 0x0400 295 296/* 297 * Note: the Sundance manual gives the impression that the's 298 * only one 32-bit MACCTL register. In fact, there are two 299 * 16-bit registers side by side, and you have to access them 300 * separately. 301 */ 302#define STE_MACCTL0_IPG 0x0003 303#define STE_MACCTL0_FULLDUPLEX 0x0020 304#define STE_MACCTL0_RX_GIANTS 0x0040 305#define STE_MACCTL0_FLOWCTL_ENABLE 0x0100 306#define STE_MACCTL0_RX_FCS 0x0200 307#define STE_MACCTL0_FIFOLOOPBK 0x0400 308#define STE_MACCTL0_MACLOOPBK 0x0800 309 310#define STE_MACCTL1_COLLDETECT 0x0001 311#define STE_MACCTL1_CARRSENSE 0x0002 312#define STE_MACCTL1_TX_BUSY 0x0004 313#define STE_MACCTL1_TX_ERROR 0x0008 314#define STE_MACCTL1_STATS_ENABLE 0x0020 315#define STE_MACCTL1_STATS_DISABLE 0x0040 316#define STE_MACCTL1_STATS_ENABLED 0x0080 317#define STE_MACCTL1_TX_ENABLE 0x0100 318#define STE_MACCTL1_TX_DISABLE 0x0200 319#define STE_MACCTL1_TX_ENABLED 0x0400 320#define STE_MACCTL1_RX_ENABLE 0x0800 321#define STE_MACCTL1_RX_DISABLE 0x1000 322#define STE_MACCTL1_RX_ENABLED 0x2000 323#define STE_MACCTL1_PAUSED 0x4000 324 325#define STE_IPG_96BT 0x00000000 326#define STE_IPG_128BT 0x00000001 327#define STE_IPG_224BT 0x00000002 328#define STE_IPG_544BT 0x00000003 329 330#define STE_RXMODE_UNICAST 0x01 331#define STE_RXMODE_ALLMULTI 0x02 332#define STE_RXMODE_BROADCAST 0x04 333#define STE_RXMODE_PROMISC 0x08 334#define STE_RXMODE_MULTIHASH 0x10 335#define STE_RXMODE_ALLIPMULTI 0x20 336 337#define STE_PHYCTL_MCLK 0x01 338#define STE_PHYCTL_MDATA 0x02 339#define STE_PHYCTL_MDIR 0x04 340#define STE_PHYCTL_CLK25_DISABLE 0x08 341#define STE_PHYCTL_DUPLEXPOLARITY 0x10 342#define STE_PHYCTL_DUPLEXSTAT 0x20 343#define STE_PHYCTL_SPEEDSTAT 0x40 344#define STE_PHYCTL_LINKSTAT 0x80 345 346/* 347 * EEPROM offsets. 348 */ 349#define STE_EEADDR_CONFIGPARM 0x00 350#define STE_EEADDR_ASICCTL 0x02 351#define STE_EEADDR_SUBSYS_ID 0x04 352#define STE_EEADDR_SUBVEN_ID 0x08 353 354#define STE_EEADDR_NODE0 0x10 355#define STE_EEADDR_NODE1 0x12 356#define STE_EEADDR_NODE2 0x14 357 358/* PCI registers */ 359#define STE_PCI_VENDOR_ID 0x00 360#define STE_PCI_DEVICE_ID 0x02 361#define STE_PCI_COMMAND 0x04 362#define STE_PCI_STATUS 0x06 363#define STE_PCI_CLASSCODE 0x09 364#define STE_PCI_LATENCY_TIMER 0x0D 365#define STE_PCI_HEADER_TYPE 0x0E 366#define STE_PCI_LOIO 0x10 367#define STE_PCI_LOMEM 0x14 368#define STE_PCI_BIOSROM 0x30 369#define STE_PCI_INTLINE 0x3C 370#define STE_PCI_INTPIN 0x3D 371#define STE_PCI_MINGNT 0x3E 372#define STE_PCI_MINLAT 0x0F 373 374#define STE_PCI_CAPID 0x50 /* 8 bits */ 375#define STE_PCI_NEXTPTR 0x51 /* 8 bits */ 376#define STE_PCI_PWRMGMTCAP 0x52 /* 16 bits */ 377#define STE_PCI_PWRMGMTCTRL 0x54 /* 16 bits */ 378 379#define STE_PSTATE_MASK 0x0003 380#define STE_PSTATE_D0 0x0000 381#define STE_PSTATE_D1 0x0002 382#define STE_PSTATE_D2 0x0002 383#define STE_PSTATE_D3 0x0003 384#define STE_PME_EN 0x0010 385#define STE_PME_STATUS 0x8000 386 387 388struct ste_stats { 389 u_int32_t ste_rx_bytes; 390 u_int32_t ste_tx_bytes; 391 u_int16_t ste_tx_frames; 392 u_int16_t ste_rx_frames; 393 u_int8_t ste_carrsense_errs; 394 u_int8_t ste_late_colls; 395 u_int8_t ste_multi_colls; 396 u_int8_t ste_single_colls; 397 u_int8_t ste_tx_frames_defered; 398 u_int8_t ste_rx_lost_frames; 399 u_int8_t ste_tx_excess_defers; 400 u_int8_t ste_tx_abort_excess_colls; 401 u_int8_t ste_tx_bcast_frames; 402 u_int8_t ste_rx_bcast_frames; 403 u_int8_t ste_tx_mcast_frames; 404 u_int8_t ste_rx_mcast_frames; 405}; 406 407struct ste_frag { 408 u_int32_t ste_addr; 409 u_int32_t ste_len; 410}; 411 412#define STE_FRAG_LAST 0x80000000 413#define STE_FRAG_LEN 0x00001FFF 414 415#define STE_MAXFRAGS 8 416 417struct ste_desc { 418 u_int32_t ste_next; 419 u_int32_t ste_ctl; 420 struct ste_frag ste_frags[STE_MAXFRAGS]; 421}; 422 423struct ste_desc_onefrag { 424 u_int32_t ste_next; 425 u_int32_t ste_status; 426 struct ste_frag ste_frag; 427}; 428 429#define STE_TXCTL_WORDALIGN 0x00000003 430#define STE_TXCTL_FRAMEID 0x000003FC 431#define STE_TXCTL_NOCRC 0x00002000 432#define STE_TXCTL_TXINTR 0x00008000 433#define STE_TXCTL_DMADONE 0x00010000 434#define STE_TXCTL_DMAINTR 0x80000000 435 436#define STE_RXSTAT_FRAMELEN 0x00001FFF 437#define STE_RXSTAT_FRAME_ERR 0x00004000 438#define STE_RXSTAT_DMADONE 0x00008000 439#define STE_RXSTAT_FIFO_OFLOW 0x00010000 440#define STE_RXSTAT_RUNT 0x00020000 441#define STE_RXSTAT_ALIGNERR 0x00040000 442#define STE_RXSTAT_CRCERR 0x00080000 443#define STE_RXSTAT_GIANT 0x00100000 444#define STE_RXSTAT_DRIBBLEBITS 0x00800000 445#define STE_RXSTAT_DMA_OFLOW 0x01000000 446#define STE_RXATAT_ONEBUF 0x10000000 447 448/* 449 * register space access macros 450 */ 451#define CSR_WRITE_4(sc, reg, val) \ 452 bus_space_write_4(sc->ste_btag, sc->ste_bhandle, reg, val) 453#define CSR_WRITE_2(sc, reg, val) \ 454 bus_space_write_2(sc->ste_btag, sc->ste_bhandle, reg, val) 455#define CSR_WRITE_1(sc, reg, val) \ 456 bus_space_write_1(sc->ste_btag, sc->ste_bhandle, reg, val) 457 458#define CSR_READ_4(sc, reg) \ 459 bus_space_read_4(sc->ste_btag, sc->ste_bhandle, reg) 460#define CSR_READ_2(sc, reg) \ 461 bus_space_read_2(sc->ste_btag, sc->ste_bhandle, reg) 462#define CSR_READ_1(sc, reg) \ 463 bus_space_read_1(sc->ste_btag, sc->ste_bhandle, reg) 464 465#define STE_TIMEOUT 1000 466#define STE_MIN_FRAMELEN 60 467#define STE_PACKET_SIZE 1536 468#define ETHER_ALIGN 2 469#define STE_RX_LIST_CNT 64 470#define STE_TX_LIST_CNT 128 471#define STE_INC(x, y) (x) = (x + 1) % y 472#define STE_NEXT(x, y) (x + 1) % y 473 474struct ste_type { 475 u_int16_t ste_vid; 476 u_int16_t ste_did; 477 char *ste_name; 478}; 479 480struct ste_list_data { 481 struct ste_desc_onefrag ste_rx_list[STE_RX_LIST_CNT]; 482 struct ste_desc ste_tx_list[STE_TX_LIST_CNT]; 483}; 484 485struct ste_chain { 486 struct ste_desc *ste_ptr; 487 struct mbuf *ste_mbuf; 488 struct ste_chain *ste_next; 489 u_int32_t ste_phys; 490}; 491 492struct ste_chain_onefrag { 493 struct ste_desc_onefrag *ste_ptr; 494 struct mbuf *ste_mbuf; 495 struct ste_chain_onefrag *ste_next; 496}; 497 498struct ste_chain_data { 499 struct ste_chain_onefrag ste_rx_chain[STE_RX_LIST_CNT]; 500 struct ste_chain ste_tx_chain[STE_TX_LIST_CNT]; 501 struct ste_chain_onefrag *ste_rx_head; 502 503 int ste_tx_prod; 504 int ste_tx_cons; 505}; 506 507struct ste_softc { 508 struct ifnet *ste_ifp; 509 bus_space_tag_t ste_btag; 510 bus_space_handle_t ste_bhandle; 511 struct resource *ste_res; 512 struct resource *ste_irq; 513 void *ste_intrhand; 514 struct ste_type *ste_info; 515 device_t ste_miibus; 516 device_t ste_dev; 517 int ste_tx_thresh; 518 u_int8_t ste_link; 519 int ste_if_flags; 520 struct ste_chain *ste_tx_prev; 521 struct ste_list_data *ste_ldata; 522 struct ste_chain_data ste_cdata; 523 struct callout ste_stat_callout; 524 struct mtx ste_mtx; 525 u_int8_t ste_one_phy; 526#ifdef DEVICE_POLLING 527 int rxcycles; 528#endif 529}; 530 531#define STE_LOCK(_sc) mtx_lock(&(_sc)->ste_mtx) 532#define STE_UNLOCK(_sc) mtx_unlock(&(_sc)->ste_mtx) 533#define STE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->ste_mtx, MA_OWNED) 534 535struct ste_mii_frame { 536 u_int8_t mii_stdelim; 537 u_int8_t mii_opcode; 538 u_int8_t mii_phyaddr; 539 u_int8_t mii_regaddr; 540 u_int8_t mii_turnaround; 541 u_int16_t mii_data; 542}; 543 544/* 545 * MII constants 546 */ 547#define STE_MII_STARTDELIM 0x01 548#define STE_MII_READOP 0x02 549#define STE_MII_WRITEOP 0x01 550#define STE_MII_TURNAROUND 0x02 551