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