1 /*- 2 * SPDX-License-Identifier: BSD-4-Clause 3 * 4 * Copyright (c) 1997, 1998, 1999 5 * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Bill Paul. 18 * 4. Neither the name of the author nor the names of any co-contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 /* 38 * Register definitions for the SiS 900 and SiS 7016 chipsets. The 39 * 7016 is actually an older chip and some of its registers differ 40 * from the 900, however the core operational registers are the same: 41 * the differences lie in the OnNow/Wake on LAN stuff which we don't 42 * use anyway. The 7016 needs an external MII compliant PHY while the 43 * SiS 900 has one built in. All registers are 32-bits wide. 44 */ 45 46 /* Registers common to SiS 900 and SiS 7016 */ 47 #define SIS_CSR 0x00 48 #define SIS_CFG 0x04 49 #define SIS_EECTL 0x08 50 #define SIS_PCICTL 0x0C 51 #define SIS_ISR 0x10 52 #define SIS_IMR 0x14 53 #define SIS_IER 0x18 54 #define SIS_PHYCTL 0x1C 55 #define SIS_TX_LISTPTR 0x20 56 #define SIS_TX_CFG 0x24 57 #define SIS_RX_LISTPTR 0x30 58 #define SIS_RX_CFG 0x34 59 #define SIS_FLOWCTL 0x38 60 #define SIS_RXFILT_CTL 0x48 61 #define SIS_RXFILT_DATA 0x4C 62 #define SIS_PWRMAN_CTL 0xB0 63 #define SIS_PWERMAN_WKUP_EVENT 0xB4 64 #define SIS_WKUP_FRAME_CRC 0xBC 65 #define SIS_WKUP_FRAME_MASK0 0xC0 66 #define SIS_WKUP_FRAME_MASKXX 0xEC 67 68 /* SiS 7016 specific registers */ 69 #define SIS_SILICON_REV 0x5C 70 #define SIS_MIB_CTL0 0x60 71 #define SIS_MIB_CTL1 0x64 72 #define SIS_MIB_CTL2 0x68 73 #define SIS_MIB_CTL3 0x6C 74 #define SIS_MIB 0x80 75 #define SIS_LINKSTS 0xA0 76 #define SIS_TIMEUNIT 0xA4 77 #define SIS_GPIO 0xB8 78 79 /* NS DP83815/6 registers */ 80 #define NS_IHR 0x1C 81 #define NS_CLKRUN 0x3C 82 #define NS_WCSR 0x40 83 #define NS_SRR 0x58 84 #define NS_BMCR 0x80 85 #define NS_BMSR 0x84 86 #define NS_PHYIDR1 0x88 87 #define NS_PHYIDR2 0x8C 88 #define NS_ANAR 0x90 89 #define NS_ANLPAR 0x94 90 #define NS_ANER 0x98 91 #define NS_ANNPTR 0x9C 92 93 #define NS_PHY_CR 0xE4 94 #define NS_PHY_10BTSCR 0xE8 95 #define NS_PHY_PAGE 0xCC 96 #define NS_PHY_EXTCFG 0xF0 97 #define NS_PHY_DSPCFG 0xF4 98 #define NS_PHY_SDCFG 0xF8 99 #define NS_PHY_TDATA 0xFC 100 101 #define NS_CLKRUN_PMESTS 0x00008000 102 #define NS_CLKRUN_PMEENB 0x00000100 103 #define NS_CLNRUN_CLKRUN_ENB 0x00000001 104 105 #define NS_WCSR_WAKE_PHYINTR 0x00000001 106 #define NS_WCSR_WAKE_UCAST 0x00000002 107 #define NS_WCSR_WAKE_MCAST 0x00000004 108 #define NS_WCSR_WAKE_BCAST 0x00000008 109 #define NS_WCSR_WAKE_ARP 0x00000010 110 #define NS_WCSR_WAKE_PATTERN0 0x00000020 111 #define NS_WCSR_WAKE_PATTERN1 0x00000040 112 #define NS_WCSR_WAKE_PATTERN2 0x00000080 113 #define NS_WCSR_WAKE_PATTERN3 0x00000100 114 #define NS_WCSR_WAKE_MAGIC 0x00000200 115 #define NS_WCSR_WAKE_MAGIC_SEC 0x00000400 116 #define NS_WCSR_DET_MAGIC_SECH 0x00100000 117 #define NS_WCSR_DET_PHYINTR 0x00400000 118 #define NS_WCSR_DET_UCAST 0x00800000 119 #define NS_WCSR_DET_MCAST 0x01000000 120 #define NS_WCSR_DET_BCAST 0x02000000 121 #define NS_WCSR_DET_ARP 0x04000000 122 #define NS_WCSR_DET_PATTERN0 0x08000000 123 #define NS_WCSR_DET_PATTERN1 0x10000000 124 #define NS_WCSR_DET_PATTERN2 0x20000000 125 #define NS_WCSR_DET_PATTERN3 0x40000000 126 #define NS_WCSR_DET_MAGIC 0x80000000 127 128 /* NS silicon revisions */ 129 #define NS_SRR_15C 0x302 130 #define NS_SRR_15D 0x403 131 #define NS_SRR_16A 0x505 132 133 #define SIS_CSR_TX_ENABLE 0x00000001 134 #define SIS_CSR_TX_DISABLE 0x00000002 135 #define SIS_CSR_RX_ENABLE 0x00000004 136 #define SIS_CSR_RX_DISABLE 0x00000008 137 #define SIS_CSR_TX_RESET 0x00000010 138 #define SIS_CSR_RX_RESET 0x00000020 139 #define SIS_CSR_SOFTINTR 0x00000080 140 #define SIS_CSR_RESET 0x00000100 141 #define SIS_CSR_ACCESS_MODE 0x00000200 142 #define SIS_CSR_RELOAD 0x00000400 143 144 #define SIS_CFG_BIGENDIAN 0x00000001 145 #define SIS_CFG_PERR_DETECT 0x00000008 146 #define SIS_CFG_DEFER_DISABLE 0x00000010 147 #define SIS_CFG_OUTOFWIN_TIMER 0x00000020 148 #define SIS_CFG_SINGLE_BACKOFF 0x00000040 149 #define SIS_CFG_PCIREQ_ALG 0x00000080 150 #define SIS_CFG_FAIR_BACKOFF 0x00000200 /* 635 & 900B Specific */ 151 #define SIS_CFG_RND_CNT 0x00000400 /* 635 & 900B Specific */ 152 #define SIS_CFG_EDB_MASTER_EN 0x00002000 153 154 #define SIS_EECTL_DIN 0x00000001 155 #define SIS_EECTL_DOUT 0x00000002 156 #define SIS_EECTL_CLK 0x00000004 157 #define SIS_EECTL_CSEL 0x00000008 158 159 #define SIS_MII_CLK 0x00000040 160 #define SIS_MII_DIR 0x00000020 161 #define SIS_MII_DATA 0x00000010 162 163 #define SIS_EECMD_WRITE 0x140 164 #define SIS_EECMD_READ 0x180 165 #define SIS_EECMD_ERASE 0x1c0 166 167 /* 168 * EEPROM Commands for SiS96x 169 * chipsets. 170 */ 171 #define SIS_EECMD_REQ 0x00000400 172 #define SIS_EECMD_DONE 0x00000200 173 #define SIS_EECMD_GNT 0x00000100 174 175 #define SIS_EE_NODEADDR 0x8 176 #define NS_EE_NODEADDR 0x6 177 178 #define SIS_PCICTL_SRAMADDR 0x0000001F 179 #define SIS_PCICTL_RAMTSTENB 0x00000020 180 #define SIS_PCICTL_TXTSTENB 0x00000040 181 #define SIS_PCICTL_RXTSTENB 0x00000080 182 #define SIS_PCICTL_BMTSTENB 0x00000200 183 #define SIS_PCICTL_RAMADDR 0x001F0000 184 #define SIS_PCICTL_ROMTIME 0x0F000000 185 #define SIS_PCICTL_DISCTEST 0x40000000 186 187 #define SIS_ISR_RX_OK 0x00000001 188 #define SIS_ISR_RX_DESC_OK 0x00000002 189 #define SIS_ISR_RX_ERR 0x00000004 190 #define SIS_ISR_RX_EARLY 0x00000008 191 #define SIS_ISR_RX_IDLE 0x00000010 192 #define SIS_ISR_RX_OFLOW 0x00000020 193 #define SIS_ISR_TX_OK 0x00000040 194 #define SIS_ISR_TX_DESC_OK 0x00000080 195 #define SIS_ISR_TX_ERR 0x00000100 196 #define SIS_ISR_TX_IDLE 0x00000200 197 #define SIS_ISR_TX_UFLOW 0x00000400 198 #define SIS_ISR_SOFTINTR 0x00000800 199 #define SIS_ISR_HIBITS 0x00008000 200 #define SIS_ISR_RX_FIFO_OFLOW 0x00010000 201 #define SIS_ISR_TGT_ABRT 0x00100000 202 #define SIS_ISR_BM_ABRT 0x00200000 203 #define SIS_ISR_SYSERR 0x00400000 204 #define SIS_ISR_PARITY_ERR 0x00800000 205 #define SIS_ISR_RX_RESET_DONE 0x01000000 206 #define SIS_ISR_TX_RESET_DONE 0x02000000 207 #define SIS_ISR_TX_PAUSE_START 0x04000000 208 #define SIS_ISR_TX_PAUSE_DONE 0x08000000 209 #define SIS_ISR_WAKE_EVENT 0x10000000 210 211 #define SIS_IMR_RX_OK 0x00000001 212 #define SIS_IMR_RX_DESC_OK 0x00000002 213 #define SIS_IMR_RX_ERR 0x00000004 214 #define SIS_IMR_RX_EARLY 0x00000008 215 #define SIS_IMR_RX_IDLE 0x00000010 216 #define SIS_IMR_RX_OFLOW 0x00000020 217 #define SIS_IMR_TX_OK 0x00000040 218 #define SIS_IMR_TX_DESC_OK 0x00000080 219 #define SIS_IMR_TX_ERR 0x00000100 220 #define SIS_IMR_TX_IDLE 0x00000200 221 #define SIS_IMR_TX_UFLOW 0x00000400 222 #define SIS_IMR_SOFTINTR 0x00000800 223 #define SIS_IMR_HIBITS 0x00008000 224 #define SIS_IMR_RX_FIFO_OFLOW 0x00010000 225 #define SIS_IMR_TGT_ABRT 0x00100000 226 #define SIS_IMR_BM_ABRT 0x00200000 227 #define SIS_IMR_SYSERR 0x00400000 228 #define SIS_IMR_PARITY_ERR 0x00800000 229 #define SIS_IMR_RX_RESET_DONE 0x01000000 230 #define SIS_IMR_TX_RESET_DONE 0x02000000 231 #define SIS_IMR_TX_PAUSE_START 0x04000000 232 #define SIS_IMR_TX_PAUSE_DONE 0x08000000 233 #define SIS_IMR_WAKE_EVENT 0x10000000 234 235 #define SIS_INTRS \ 236 (SIS_IMR_RX_OFLOW|SIS_IMR_TX_UFLOW|SIS_IMR_TX_OK|\ 237 SIS_IMR_TX_IDLE|SIS_IMR_RX_OK|SIS_IMR_RX_ERR|\ 238 SIS_IMR_RX_IDLE|\ 239 SIS_IMR_SYSERR) 240 241 #define SIS_IER_INTRENB 0x00000001 242 243 #define SIS_PHYCTL_ACCESS 0x00000010 244 #define SIS_PHYCTL_OP 0x00000020 245 #define SIS_PHYCTL_REGADDR 0x000007C0 246 #define SIS_PHYCTL_PHYADDR 0x0000F800 247 #define SIS_PHYCTL_PHYDATA 0xFFFF0000 248 249 #define SIS_PHYOP_READ 0x00000020 250 #define SIS_PHYOP_WRITE 0x00000000 251 252 #define SIS_TXCFG_DRAIN_THRESH 0x0000003F /* 32-byte units */ 253 #define SIS_TXCFG_FILL_THRESH 0x00003F00 /* 32-byte units */ 254 #define SIS_TXCFG_DMABURST 0x00700000 255 #define SIS_TXCFG_AUTOPAD 0x10000000 256 #define SIS_TXCFG_LOOPBK 0x20000000 257 #define SIS_TXCFG_IGN_HBEAT 0x40000000 258 #define SIS_TXCFG_IGN_CARR 0x80000000 259 260 #define SIS_TXCFG_DRAIN(x) (((x) >> 5) & SIS_TXCFG_DRAIN_THRESH) 261 #define SIS_TXCFG_FILL(x) ((((x) >> 5) << 8) & SIS_TXCFG_FILL_THRESH) 262 263 #define SIS_TXDMA_512BYTES 0x00000000 264 #define SIS_TXDMA_4BYTES 0x00100000 265 #define SIS_TXDMA_8BYTES 0x00200000 266 #define SIS_TXDMA_16BYTES 0x00300000 267 #define SIS_TXDMA_32BYTES 0x00400000 268 #define SIS_TXDMA_64BYTES 0x00500000 269 #define SIS_TXDMA_128BYTES 0x00600000 270 #define SIS_TXDMA_256BYTES 0x00700000 271 272 #define SIS_TXCFG_100 \ 273 (SIS_TXDMA_64BYTES|SIS_TXCFG_AUTOPAD|\ 274 SIS_TXCFG_FILL(64)|SIS_TXCFG_DRAIN(1536)) 275 276 #define SIS_TXCFG_10 \ 277 (SIS_TXDMA_32BYTES|SIS_TXCFG_AUTOPAD|\ 278 SIS_TXCFG_FILL(64)|SIS_TXCFG_DRAIN(1536)) 279 280 #define SIS_RXCFG_DRAIN_THRESH 0x0000003E /* 8-byte units */ 281 #define SIS_TXCFG_MPII03D 0x00040000 /* "Must be 1" */ 282 #define SIS_RXCFG_DMABURST 0x00700000 283 #define SIS_RXCFG_RX_JABBER 0x08000000 284 #define SIS_RXCFG_RX_TXPKTS 0x10000000 285 #define SIS_RXCFG_RX_RUNTS 0x40000000 286 #define SIS_RXCFG_RX_GIANTS 0x80000000 287 288 #define SIS_RXCFG_DRAIN(x) ((((x) >> 3) << 1) & SIS_RXCFG_DRAIN_THRESH) 289 290 #define SIS_RXDMA_512BYTES 0x00000000 291 #define SIS_RXDMA_4BYTES 0x00100000 292 #define SIS_RXDMA_8BYTES 0x00200000 293 #define SIS_RXDMA_16BYTES 0x00300000 294 #define SIS_RXDMA_32BYTES 0x00400000 295 #define SIS_RXDMA_64BYTES 0x00500000 296 #define SIS_RXDMA_128BYTES 0x00600000 297 #define SIS_RXDMA_256BYTES 0x00700000 298 299 #define SIS_RXCFG256 \ 300 (SIS_RXCFG_DRAIN(64)|SIS_RXDMA_256BYTES) 301 #define SIS_RXCFG64 \ 302 (SIS_RXCFG_DRAIN(64)|SIS_RXDMA_64BYTES) 303 304 #define SIS_RXFILTCTL_ADDR 0x000F0000 305 #define NS_RXFILTCTL_MCHASH 0x00200000 306 #define NS_RXFILTCTL_ARP 0x00400000 307 #define NS_RXFILTCTL_PERFECT 0x08000000 308 #define SIS_RXFILTCTL_ALLPHYS 0x10000000 309 #define SIS_RXFILTCTL_ALLMULTI 0x20000000 310 #define SIS_RXFILTCTL_BROAD 0x40000000 311 #define SIS_RXFILTCTL_ENABLE 0x80000000 312 313 #define SIS_FILTADDR_PAR0 0x00000000 314 #define SIS_FILTADDR_PAR1 0x00010000 315 #define SIS_FILTADDR_PAR2 0x00020000 316 #define SIS_FILTADDR_MAR0 0x00040000 317 #define SIS_FILTADDR_MAR1 0x00050000 318 #define SIS_FILTADDR_MAR2 0x00060000 319 #define SIS_FILTADDR_MAR3 0x00070000 320 #define SIS_FILTADDR_MAR4 0x00080000 321 #define SIS_FILTADDR_MAR5 0x00090000 322 #define SIS_FILTADDR_MAR6 0x000A0000 323 #define SIS_FILTADDR_MAR7 0x000B0000 324 325 #define NS_FILTADDR_PAR0 0x00000000 326 #define NS_FILTADDR_PAR1 0x00000002 327 #define NS_FILTADDR_PAR2 0x00000004 328 329 #define NS_FILTADDR_FMEM_LO 0x00000200 330 #define NS_FILTADDR_FMEM_HI 0x000003FE 331 332 #define SIS_PWRMAN_WOL_LINK_OFF 0x00000001 333 #define SIS_PWRMAN_WOL_LINK_ON 0x00000002 334 #define SIS_PWRMAN_WOL_MAGIC 0x00000400 335 336 /* 337 * TX/RX DMA descriptor structures. 338 */ 339 struct sis_desc { 340 /* SiS hardware descriptor section */ 341 uint32_t sis_next; 342 volatile uint32_t sis_cmdsts; 343 volatile uint32_t sis_ptr; 344 }; 345 346 #define SIS_CMDSTS_BUFLEN 0x00000FFF 347 #define SIS_CMDSTS_PKT_OK 0x08000000 348 #define SIS_CMDSTS_CRC 0x10000000 349 #define SIS_CMDSTS_INTR 0x20000000 350 #define SIS_CMDSTS_MORE 0x40000000 351 #define SIS_CMDSTS_OWN 0x80000000 352 353 #define SIS_RXSTAT_COLL 0x00010000 354 #define SIS_RXSTAT_LOOPBK 0x00020000 355 #define SIS_RXSTAT_ALIGNERR 0x00040000 356 #define SIS_RXSTAT_CRCERR 0x00080000 357 #define SIS_RXSTAT_SYMBOLERR 0x00100000 358 #define SIS_RXSTAT_RUNT 0x00200000 359 #define SIS_RXSTAT_GIANT 0x00400000 360 #define SIS_RXSTAT_DSTCLASS 0x01800000 361 #define SIS_RXSTAT_OVERRUN 0x02000000 362 #define SIS_RXSTAT_RX_ABORT 0x04000000 363 364 #define SIS_RXSTAT_ERROR(x) \ 365 ((x) & (SIS_RXSTAT_RX_ABORT | SIS_RXSTAT_OVERRUN | \ 366 SIS_RXSTAT_GIANT | SIS_RXSTAT_SYMBOLERR | SIS_RXSTAT_RUNT | \ 367 SIS_RXSTAT_CRCERR | SIS_RXSTAT_ALIGNERR)) 368 369 #define SIS_DSTCLASS_REJECT 0x00000000 370 #define SIS_DSTCLASS_UNICAST 0x00800000 371 #define SIS_DSTCLASS_MULTICAST 0x01000000 372 #define SIS_DSTCLASS_BROADCAST 0x02000000 373 374 #define SIS_TXSTAT_COLLCNT 0x000F0000 375 #define SIS_TXSTAT_EXCESSCOLLS 0x00100000 376 #define SIS_TXSTAT_OUTOFWINCOLL 0x00200000 377 #define SIS_TXSTAT_EXCESS_DEFER 0x00400000 378 #define SIS_TXSTAT_DEFERED 0x00800000 379 #define SIS_TXSTAT_CARR_LOST 0x01000000 380 #define SIS_TXSTAT_UNDERRUN 0x02000000 381 #define SIS_TXSTAT_TX_ABORT 0x04000000 382 383 #define SIS_DESC_ALIGN 16 384 #define SIS_RX_BUF_ALIGN 4 385 #define SIS_MAXTXSEGS 16 386 #define SIS_RX_LIST_CNT 64 387 #define SIS_TX_LIST_CNT 128 388 389 #define SIS_RX_LIST_SZ SIS_RX_LIST_CNT * sizeof(struct sis_desc) 390 #define SIS_TX_LIST_SZ SIS_TX_LIST_CNT * sizeof(struct sis_desc) 391 392 #define SIS_ADDR_LO(x) ((uint64_t) (x) & 0xffffffff) 393 #define SIS_ADDR_HI(x) ((uint64_t) (x) >> 32) 394 395 #define SIS_RX_RING_ADDR(sc, i) \ 396 ((sc)->sis_rx_paddr + sizeof(struct sis_desc) * (i)) 397 #define SIS_TX_RING_ADDR(sc, i) \ 398 ((sc)->sis_tx_paddr + sizeof(struct sis_desc) * (i)) 399 400 #define SIS_INC(x, y) (x) = (x + 1) % (y) 401 402 /* 403 * SiS PCI vendor ID. 404 */ 405 #define SIS_VENDORID 0x1039 406 407 /* 408 * SiS PCI device IDs 409 */ 410 #define SIS_DEVICEID_900 0x0900 411 #define SIS_DEVICEID_7016 0x7016 412 413 /* 414 * SiS 900 PCI revision codes. 415 */ 416 #define SIS_REV_900B 0x0003 417 #define SIS_REV_630A 0x0080 418 #define SIS_REV_630E 0x0081 419 #define SIS_REV_630S 0x0082 420 #define SIS_REV_630EA1 0x0083 421 #define SIS_REV_630ET 0x0084 422 #define SIS_REV_635 0x0090 423 #define SIS_REV_96x 0x0091 424 425 /* 426 * NatSemi vendor ID 427 */ 428 #define NS_VENDORID 0x100B 429 430 /* 431 * DP83815 device ID 432 */ 433 #define NS_DEVICEID_DP83815 0x0020 434 435 struct sis_type { 436 uint16_t sis_vid; 437 uint16_t sis_did; 438 const char *sis_name; 439 }; 440 441 #define SIS_TYPE_900 1 442 #define SIS_TYPE_7016 2 443 #define SIS_TYPE_83815 3 444 445 struct sis_txdesc { 446 struct mbuf *tx_m; 447 bus_dmamap_t tx_dmamap; 448 }; 449 450 struct sis_rxdesc { 451 struct mbuf *rx_m; 452 bus_dmamap_t rx_dmamap; 453 struct sis_desc *rx_desc; 454 }; 455 456 struct sis_softc { 457 if_t sis_ifp; /* interface info */ 458 struct resource *sis_res[2]; 459 void *sis_intrhand; 460 device_t sis_dev; 461 device_t sis_miibus; 462 uint8_t sis_type; 463 uint8_t sis_rev; 464 uint32_t sis_flags; 465 #define SIS_FLAG_MANUAL_PAD 0x0800 466 #define SIS_FLAG_LINK 0x8000 467 int sis_manual_pad; 468 uint32_t sis_srr; 469 struct sis_desc *sis_rx_list; 470 struct sis_desc *sis_tx_list; 471 bus_dma_tag_t sis_rx_list_tag; 472 bus_dmamap_t sis_rx_list_map; 473 bus_dma_tag_t sis_tx_list_tag; 474 bus_dmamap_t sis_tx_list_map; 475 bus_dma_tag_t sis_parent_tag; 476 bus_dma_tag_t sis_rx_tag; 477 bus_dmamap_t sis_rx_sparemap; 478 bus_dma_tag_t sis_tx_tag; 479 struct sis_rxdesc sis_rxdesc[SIS_RX_LIST_CNT]; 480 struct sis_txdesc sis_txdesc[SIS_TX_LIST_CNT]; 481 int sis_tx_prod; 482 int sis_tx_cons; 483 int sis_tx_cnt; 484 int sis_rx_cons; 485 bus_addr_t sis_rx_paddr; 486 bus_addr_t sis_tx_paddr; 487 struct callout sis_stat_ch; 488 int sis_watchdog_timer; 489 int sis_if_flags; 490 #ifdef DEVICE_POLLING 491 int rxcycles; 492 #endif 493 struct mtx sis_mtx; 494 }; 495 496 #define SIS_TIMEOUT 1000 497 #define ETHER_ALIGN 2 498 #define SIS_RXLEN 1536 499 #define SIS_MIN_FRAMELEN 60 500 501 /* 502 * PCI low memory base and low I/O base register, and 503 * other PCI registers. 504 */ 505 506 #define SIS_PCI_VENDOR_ID 0x00 507 #define SIS_PCI_DEVICE_ID 0x02 508 #define SIS_PCI_COMMAND 0x04 509 #define SIS_PCI_STATUS 0x06 510 #define SIS_PCI_REVID 0x08 511 #define SIS_PCI_CLASSCODE 0x09 512 #define SIS_PCI_CACHELEN 0x0C 513 #define SIS_PCI_LATENCY_TIMER 0x0D 514 #define SIS_PCI_HEADER_TYPE 0x0E 515 #define SIS_PCI_LOIO 0x10 516 #define SIS_PCI_LOMEM 0x14 517 #define SIS_PCI_BIOSROM 0x30 518 #define SIS_PCI_INTLINE 0x3C 519 #define SIS_PCI_INTPIN 0x3D 520 #define SIS_PCI_MINGNT 0x3E 521 #define SIS_PCI_MINLAT 0x0F 522 #define SIS_PCI_RESETOPT 0x48 523 #define SIS_PCI_EEPROM_DATA 0x4C 524 525 /* power management registers */ 526 #define SIS_PCI_CAPID 0x50 /* 8 bits */ 527 #define SIS_PCI_NEXTPTR 0x51 /* 8 bits */ 528 #define SIS_PCI_PWRMGMTCAP 0x52 /* 16 bits */ 529 #define SIS_PCI_PWRMGMTCTRL 0x54 /* 16 bits */ 530 531 #define SIS_PSTATE_MASK 0x0003 532 #define SIS_PSTATE_D0 0x0000 533 #define SIS_PSTATE_D1 0x0001 534 #define SIS_PSTATE_D2 0x0002 535 #define SIS_PSTATE_D3 0x0003 536 #define SIS_PME_EN 0x0010 537 #define SIS_PME_STATUS 0x8000 538