1 /* 2 * sfe_util.h: header to support the gem layer used by Masa Murayama 3 * 4 * Copyright (c) 2002-2008 Masayuki Murayama. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * 3. Neither the name of the author nor the names of its contributors may be 17 * used to endorse or promote products derived from this software without 18 * specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 31 * DAMAGE. 32 */ 33 34 /* 35 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 36 * Use is subject to license terms. 37 */ 38 39 #ifndef _SFE_UTIL_H_ 40 #define _SFE_UTIL_H_ 41 #include <sys/mac_provider.h> 42 #include <sys/mac_ether.h> 43 44 /* 45 * Useful macros and typedefs 46 */ 47 48 #define GEM_NAME_LEN 32 49 50 #define GEM_TX_TIMEOUT (drv_usectohz(5*1000000)) 51 #define GEM_TX_TIMEOUT_INTERVAL (drv_usectohz(1*1000000)) 52 #define GEM_LINK_WATCH_INTERVAL (drv_usectohz(1*1000000)) /* 1 sec */ 53 54 /* general return code */ 55 #define GEM_SUCCESS 0 56 #define GEM_FAILURE (-1) 57 58 /* return code of gem_tx_done */ 59 #define INTR_RESTART_TX 0x80000000 60 61 typedef int32_t seqnum_t; 62 63 /* 64 * I/O instructions 65 */ 66 #define OUTB(dp, p, v) \ 67 ddi_put8((dp)->regs_handle, \ 68 (void *)((caddr_t)((dp)->base_addr) + (p)), v) 69 #define OUTW(dp, p, v) \ 70 ddi_put16((dp)->regs_handle, \ 71 (void *)((caddr_t)((dp)->base_addr) + (p)), v) 72 #define OUTL(dp, p, v) \ 73 ddi_put32((dp)->regs_handle, \ 74 (void *)((caddr_t)((dp)->base_addr) + (p)), v) 75 #define OUTLINL(dp, p, v) \ 76 ddi_put32((dp)->regs_handle, \ 77 (void *)((caddr_t)((dp)->base_addr) + (p)), v); \ 78 (void) INL((dp), (p)) 79 #define INB(dp, p) \ 80 ddi_get8((dp)->regs_handle, \ 81 (void *)(((caddr_t)(dp)->base_addr) + (p))) 82 #define INW(dp, p) \ 83 ddi_get16((dp)->regs_handle, \ 84 (void *)(((caddr_t)(dp)->base_addr) + (p))) 85 #define INL(dp, p) \ 86 ddi_get32((dp)->regs_handle, \ 87 (void *)(((caddr_t)(dp)->base_addr) + (p))) 88 89 struct gem_stats { 90 uint32_t intr; 91 92 uint32_t crc; 93 uint32_t errrcv; 94 uint32_t overflow; 95 uint32_t frame; 96 uint32_t missed; 97 uint32_t runt; 98 uint32_t frame_too_long; 99 uint32_t norcvbuf; 100 uint32_t sqe; 101 102 uint32_t collisions; 103 uint32_t first_coll; 104 uint32_t multi_coll; 105 uint32_t excoll; 106 uint32_t xmit_internal_err; 107 uint32_t nocarrier; 108 uint32_t defer; 109 uint32_t errxmt; 110 uint32_t underflow; 111 uint32_t xmtlatecoll; 112 uint32_t noxmtbuf; 113 uint32_t jabber; 114 115 uint64_t rbytes; 116 uint64_t obytes; 117 uint64_t rpackets; 118 uint64_t opackets; 119 uint32_t rbcast; 120 uint32_t obcast; 121 uint32_t rmcast; 122 uint32_t omcast; 123 uint32_t rcv_internal_err; 124 }; 125 #define GEM_MAXTXSEGS 4 126 #define GEM_MAXRXSEGS 1 127 128 #define GEM_MAXTXFRAGS 8 129 #define GEM_MAXRXFRAGS 4 130 /* TX buffer management */ 131 struct txbuf { 132 struct txbuf *txb_next; 133 134 /* pointer to original mblk */ 135 mblk_t *txb_mp; 136 137 /* dma mapping for current packet */ 138 ddi_dma_cookie_t txb_dmacookie[GEM_MAXTXFRAGS]; 139 uint_t txb_nfrags; 140 141 /* bounce buffer management */ 142 ddi_dma_handle_t txb_bdh; 143 ddi_acc_handle_t txb_bah; 144 caddr_t txb_buf; /* vaddr of bounce buffer */ 145 uint64_t txb_buf_dma; /* paddr of bounce buffer */ 146 147 /* timeout management */ 148 clock_t txb_stime; 149 150 /* Hardware descriptor info */ 151 seqnum_t txb_desc; 152 int txb_ndescs; 153 uint64_t txb_flag; 154 }; 155 156 157 /* RX buffer management */ 158 struct rxbuf { 159 /* Hardware independent section */ 160 struct rxbuf *rxb_next; 161 struct gem_dev *rxb_devp; 162 163 /* dma mapping management */ 164 ddi_dma_handle_t rxb_dh; 165 caddr_t rxb_buf; 166 size_t rxb_buf_len; 167 ddi_dma_cookie_t rxb_dmacookie[GEM_MAXRXFRAGS]; 168 uint_t rxb_nfrags; 169 170 /* bounce buffer management */ 171 ddi_acc_handle_t rxb_bah; 172 }; 173 174 struct mcast_addr { 175 struct ether_addr addr; 176 uint32_t hash; 177 }; 178 179 #define GEM_MAXMC 64 180 #define GEM_MCALLOC (sizeof (struct mcast_addr) * GEM_MAXMC) 181 182 #define SUB(x, y) ((seqnum_t)((x) - (y))) 183 #define SLOT(seqnum, size) (((unsigned int)(seqnum)) & ((size)-1)) 184 185 /* 186 * mac soft state 187 */ 188 struct gem_dev { 189 dev_info_t *dip; 190 mac_handle_t mh; 191 char name[GEM_NAME_LEN]; 192 void *base_addr; 193 ddi_acc_handle_t regs_handle; 194 ddi_iblock_cookie_t iblock_cookie; 195 196 /* MAC address information */ 197 struct ether_addr cur_addr; 198 struct ether_addr dev_addr; 199 200 /* Descriptor rings, io area */ 201 ddi_dma_handle_t desc_dma_handle; 202 ddi_acc_handle_t desc_acc_handle; 203 caddr_t rx_ring; 204 caddr_t tx_ring; 205 caddr_t io_area; 206 /* caddr_t rx_buf; */ 207 208 uint64_t rx_ring_dma; 209 uint64_t tx_ring_dma; 210 uint64_t io_area_dma; 211 212 /* RX slot ring management */ 213 kmutex_t intrlock; 214 boolean_t intr_busy; 215 seqnum_t rx_active_head; 216 seqnum_t rx_active_tail; 217 mac_resource_handle_t mac_rx_ring_ha; 218 /* Rx buffer management */ 219 struct rxbuf *rx_buf_head; 220 struct rxbuf *rx_buf_tail; 221 struct rxbuf *rx_buf_freelist; 222 int rx_buf_allocated; 223 int rx_buf_freecnt; 224 int rx_buf_len; 225 226 /* TX descriptor ring management */ 227 seqnum_t tx_desc_head; 228 seqnum_t tx_desc_tail; 229 seqnum_t tx_desc_intr; 230 231 /* TX buffur ring management */ 232 kmutex_t xmitlock; 233 kcondvar_t tx_drain_cv; 234 seqnum_t tx_active_head; 235 seqnum_t tx_active_tail; 236 seqnum_t tx_softq_head; 237 seqnum_t tx_softq_tail; 238 seqnum_t tx_free_head; 239 seqnum_t tx_free_tail; 240 int tx_max_packets; 241 242 /* TX buffer resource management */ 243 struct txbuf *tx_buf; 244 seqnum_t tx_slots_base; 245 246 /* TX state management */ 247 int tx_busy; 248 int tx_reclaim_busy; 249 clock_t tx_blocked; 250 251 /* NIC state */ 252 volatile boolean_t mac_active; /* tx and rx are running */ 253 volatile int nic_state; /* logical driver state */ 254 #define NIC_STATE_STOPPED 0 255 #define NIC_STATE_INITIALIZED 1 256 #define NIC_STATE_ONLINE 2 257 volatile boolean_t mac_suspended; 258 259 /* robustness: timer and watchdog */ 260 volatile timeout_id_t timeout_id; 261 262 263 /* MII management */ 264 boolean_t anadv_autoneg:1; 265 boolean_t anadv_1000fdx:1; 266 boolean_t anadv_1000hdx:1; 267 boolean_t anadv_100t4:1; 268 boolean_t anadv_100fdx:1; 269 boolean_t anadv_100hdx:1; 270 boolean_t anadv_10fdx:1; 271 boolean_t anadv_10hdx:1; 272 boolean_t anadv_flow_control:2; 273 boolean_t mii_advert_ro:1; 274 275 boolean_t full_duplex:1; 276 int speed:3; 277 #define GEM_SPD_10 0 278 #define GEM_SPD_100 1 279 #define GEM_SPD_1000 2 280 #define GEM_SPD_NUM 3 281 unsigned int flow_control:2; 282 #define FLOW_CONTROL_NONE 0 283 #define FLOW_CONTROL_SYMMETRIC 1 284 #define FLOW_CONTROL_TX_PAUSE 2 285 #define FLOW_CONTROL_RX_PAUSE 3 286 287 boolean_t mii_supress_msg:1; 288 289 uint32_t mii_phy_id; 290 uint16_t mii_status; 291 uint16_t mii_advert; 292 uint16_t mii_lpable; 293 uint16_t mii_exp; 294 uint16_t mii_ctl1000; 295 uint16_t mii_stat1000; 296 uint16_t mii_xstatus; 297 int8_t mii_phy_addr; /* must be signed */ 298 299 uint8_t mii_state; 300 #define MII_STATE_UNKNOWN 0 301 #define MII_STATE_RESETTING 1 302 #define MII_STATE_AUTONEGOTIATING 2 303 #define MII_STATE_AN_DONE 3 304 #define MII_STATE_MEDIA_SETUP 4 305 #define MII_STATE_LINKUP 5 306 #define MII_STATE_LINKDOWN 6 307 308 clock_t mii_last_check; /* in tick */ 309 clock_t mii_timer; /* in tick */ 310 #define MII_RESET_TIMEOUT drv_usectohz(1000*1000) 311 #define MII_AN_TIMEOUT drv_usectohz(5000*1000) 312 #define MII_LINKDOWN_TIMEOUT drv_usectohz(10000*1000) 313 clock_t mii_interval; /* in tick */ 314 clock_t linkup_delay; /* in tick */ 315 316 volatile timeout_id_t link_watcher_id; 317 318 ddi_softintr_t soft_id; 319 320 /* multcast list management */ 321 int16_t mc_count; 322 int16_t mc_count_req; 323 struct mcast_addr *mc_list; 324 uint32_t rxmode; 325 #define RXMODE_PROMISC 0x01 326 #define RXMODE_ALLMULTI_REQ 0x02 327 #define RXMODE_MULTI_OVF 0x04 328 #define RXMODE_ENABLE 0x08 329 #define RXMODE_ALLMULTI (RXMODE_ALLMULTI_REQ | RXMODE_MULTI_OVF) 330 #define RXMODE_BITS \ 331 "\020" \ 332 "\004ENABLE" \ 333 "\003MULTI_OVF" \ 334 "\002ALLMULTI_REQ" \ 335 "\001PROMISC" 336 337 /* statistcs */ 338 struct gem_stats stats; 339 340 /* pointer to local structure */ 341 void *private; 342 int priv_size; 343 344 /* polling mode */ 345 int poll_pkt_delay; /* in number of packets */ 346 347 /* descriptor area */ 348 int tx_desc_size; 349 int rx_desc_size; 350 351 /* configuration */ 352 struct gem_conf { 353 /* name */ 354 char gc_name[GEM_NAME_LEN]; 355 356 /* specification on tx and rx dma engine */ 357 long gc_tx_buf_align; 358 int gc_tx_max_frags; 359 int gc_tx_max_descs_per_pkt; 360 int gc_tx_buf_size; 361 int gc_tx_buf_limit; 362 int gc_tx_desc_unit_shift; 363 int gc_tx_ring_size; 364 int gc_tx_ring_limit; 365 int gc_tx_copy_thresh; 366 boolean_t gc_tx_auto_pad; 367 boolean_t gc_tx_desc_write_oo; 368 369 long gc_rx_buf_align; 370 int gc_rx_max_frags; 371 int gc_rx_desc_unit_shift; 372 int gc_rx_ring_size; 373 int gc_rx_copy_thresh; 374 int gc_rx_buf_max; 375 int gc_rx_header_len; 376 377 int gc_io_area_size; 378 379 /* memory mapping attributes */ 380 struct ddi_device_acc_attr gc_dev_attr; 381 struct ddi_device_acc_attr gc_buf_attr; 382 struct ddi_device_acc_attr gc_desc_attr; 383 384 /* dma attributes */ 385 ddi_dma_attr_t gc_dma_attr_desc; 386 ddi_dma_attr_t gc_dma_attr_txbuf; 387 ddi_dma_attr_t gc_dma_attr_rxbuf; 388 389 /* tx time out parameters */ 390 clock_t gc_tx_timeout; 391 clock_t gc_tx_timeout_interval; 392 393 /* auto negotiation capability */ 394 int gc_flow_control; 395 396 /* MII mode */ 397 int gc_mii_mode; 398 #define GEM_MODE_100BASETX 0 399 #define GEM_MODE_1000BASET 1 400 #define GEM_MODE_1000BASETX 2 401 402 /* MII link state watch parameters */ 403 clock_t gc_mii_linkdown_timeout; 404 clock_t gc_mii_link_watch_interval; 405 clock_t gc_mii_reset_timeout; 406 407 clock_t gc_mii_an_watch_interval; 408 clock_t gc_mii_an_timeout; 409 clock_t gc_mii_an_wait; 410 clock_t gc_mii_an_delay; 411 412 /* MII configuration */ 413 int gc_mii_addr_min; 414 int gc_mii_linkdown_action; 415 int gc_mii_linkdown_timeout_action; 416 #define MII_ACTION_NONE 0 417 #define MII_ACTION_RESET 1 418 #define MII_ACTION_RSA 2 419 boolean_t gc_mii_dont_reset; 420 boolean_t gc_mii_an_oneshot; 421 boolean_t gc_mii_hw_link_detection; 422 boolean_t gc_mii_stop_mac_on_linkdown; 423 424 /* I/O methods */ 425 426 /* mac operation */ 427 int (*gc_attach_chip)(struct gem_dev *dp); 428 int (*gc_reset_chip)(struct gem_dev *dp); 429 int (*gc_init_chip)(struct gem_dev *dp); 430 int (*gc_start_chip)(struct gem_dev *dp); 431 int (*gc_stop_chip)(struct gem_dev *dp); 432 uint32_t (*gc_multicast_hash)(struct gem_dev *dp, uint8_t *); 433 int (*gc_set_rx_filter)(struct gem_dev *dp); 434 int (*gc_set_media)(struct gem_dev *dp); 435 int (*gc_get_stats)(struct gem_dev *dp); 436 uint_t (*gc_interrupt)(struct gem_dev *dp); 437 438 /* descriptor operation */ 439 int (*gc_tx_desc_write)(struct gem_dev *dp, int slot, 440 ddi_dma_cookie_t *dmacookie, 441 int frags, uint64_t flag); 442 #define GEM_TXFLAG_INTR 0x00000001ull 443 #define GEM_TXFLAG_TCP 0x00000002ull 444 #define GEM_TXFLAG_TCP_SHIFT 1ull 445 #define GEM_TXFLAG_UDP 0x00000004ull 446 #define GEM_TXFLAG_UDP_SHIFT 2ull 447 #define GEM_TXFLAG_IPv4 0x00000008ull 448 #define GEM_TXFLAG_IPv4_SHIFT 3ull 449 #define GEM_TXFLAG_IPv6 0x00000010ull 450 #define GEM_TXFLAG_IPv6_SHIFT 4ull 451 #define GEM_TXFLAG_HEAD 0x00000020ull 452 #define GEM_TXFLAG_TAIL 0x00000040ull 453 #define GEM_TXFLAG_SWVTAG 0x00000080ull 454 #define GEM_TXFLAG_PRIVATE 0x0000ff00ull 455 #define GEM_TXFLAG_PRIVATE_SHIFT 8ull 456 #define GEM_TXFLAG_PRIVATE_MASK 0xffull 457 #define GEM_TXFLAG_VID 0x0fff0000ull 458 #define GEM_TXFLAG_VID_SHIFT 16ull 459 #define GEM_TXFLAG_VID_MASK 0xfffull 460 #define GEM_TXFLAG_CFI 0x10000000ull 461 #define GEM_TXFLAG_PRI 0xe0000000ull 462 #define GEM_TXFLAG_PRI_SHIFT 29ull 463 #define GEM_TXFLAG_PRI_MASK 0x7ull 464 #define GEM_TXFLAG_VTAG 0xffff0000ull 465 #define GEM_TXFLAG_VTAG_SHIFT 16ull 466 #define GEM_TXFLAG_HCKSTART 0x000000ff00000000ull 467 #define GEM_TXFLAG_HCKSTART_SHIFT 32ull 468 #define GEM_TXFLAG_HCKSTUFF 0x0000ff0000000000ull 469 #define GEM_TXFLAG_HCKSTUFF_SHIFT 40ull 470 #define GEM_TXFLAG_TCPHLEN 0x0000ff0000000000ull 471 #define GEM_TXFLAG_TCPHLEN_SHIFT 40ull 472 #define GEM_TXFLAG_MSS 0xffff000000000000ull 473 #define GEM_TXFLAG_MSS_SHIFT 48ull 474 475 void (*gc_tx_start) (struct gem_dev *dp, int slot, int frags); 476 void (*gc_rx_desc_write)(struct gem_dev *dp, int slot, 477 ddi_dma_cookie_t *dmacookie, int frags); 478 void (*gc_rx_start)(struct gem_dev *dp, int slot, int frags); 479 480 uint_t (*gc_tx_desc_stat) 481 (struct gem_dev *dp, int slot, int descs); 482 #define GEM_TX_DONE 0x00010000 483 #define GEM_TX_ERR 0x00020000 484 485 486 uint64_t (*gc_rx_desc_stat) 487 (struct gem_dev *dp, int slot, int frags); 488 489 #define GEM_RX_CKSUM 0xffff000000000000ull 490 #define GEM_RX_CKSUM_SHIFT 48 491 #define GEM_RX_PRI 0x0000e00000000000ull 492 #define GEM_RX_PRI_SHIFT 45 493 #define GEM_RX_CFI 0x0000100000000000ull 494 #define GEM_RX_VID 0x00000fff00000000ull 495 #define GEM_RX_VID_SHIFT 32 496 #define GEM_RX_VTAG 0x0000ffff00000000ull 497 #define GEM_RX_VTAG_SHIFT 32 498 499 #define GEM_RX_CKSUM_IPv6 0x00080000ul 500 #define GEM_RX_CKSUM_IPv6_SHIFT 19 501 #define GEM_RX_CKSUM_IPv4 0x00040000ul 502 #define GEM_RX_CKSUM_IPv4_SHIFT 18 503 #define GEM_RX_CKSUM_UDP 0x00020000ul 504 #define GEM_RX_CKSUM_UDP_SHIFT 17 505 #define GEM_RX_CKSUM_TCP 0x00010000ul 506 #define GEM_RX_CKSUM_TCP_SHIFT 16 507 #define GEM_RX_ERR 0x00008000ul 508 #define GEM_RX_DONE 0x00004000ul 509 #define GEM_RX_LEN 0x00003ffful /* 16KB - 1 */ 510 511 void (*gc_tx_desc_init)(struct gem_dev *dp, int slot); 512 void (*gc_rx_desc_init)(struct gem_dev *dp, int slot); 513 void (*gc_tx_desc_clean)(struct gem_dev *dp, int slot); 514 void (*gc_rx_desc_clean)(struct gem_dev *dp, int slot); 515 516 /* mii operations */ 517 int (*gc_mii_probe)(struct gem_dev *dp); 518 int (*gc_mii_init)(struct gem_dev *dp); 519 int (*gc_mii_config)(struct gem_dev *dp); 520 void (*gc_mii_sync)(struct gem_dev *dp); 521 uint16_t (*gc_mii_read)(struct gem_dev *dp, uint_t reg); 522 void (*gc_mii_write)(struct gem_dev *dp, 523 uint_t reg, uint16_t val); 524 void (*gc_mii_tune_phy)(struct gem_dev *dp); 525 526 /* packet in/out operation for copy-style */ 527 void (*gc_put_packet)(struct gem_dev *dp, 528 mblk_t *, void *, size_t); 529 mblk_t *(*gc_get_packet)(struct gem_dev *dp, 530 struct rxbuf *, size_t); 531 int gc_nports; 532 533 /* hw checksum */ 534 uint32_t gc_hck_rx_start; 535 } gc; 536 537 uint32_t misc_flag; 538 #define GEM_LSO 0x00000400 539 #define GEM_CTRL_PKT 0x00000200 540 #define GEM_SOFTINTR 0x00000100 541 #define GEM_POLL_RXONLY 0x00000080 542 #define GEM_VLAN_HARD 0x00000040 543 #define GEM_VLAN_SOFT 0x00000020 544 #define GEM_VLAN (GEM_VLAN_HARD | GEM_VLAN_SOFT) 545 #define GEM_CKSUM_HEADER_IPv4 0x00000010 546 #define GEM_CKSUM_PARTIAL 0x00000008 547 #define GEM_CKSUM_FULL_IPv6 0x00000004 548 #define GEM_CKSUM_FULL_IPv4 0x00000002 549 #define GEM_NOINTR 0x00000001 550 551 volatile timeout_id_t intr_watcher_id; 552 553 uint_t mtu; 554 555 /* performance tuning parameters */ 556 uint_t txthr; /* tx fifo threshoold */ 557 uint_t txmaxdma; /* tx max dma burst size */ 558 uint_t rxthr; /* rx fifo threshoold */ 559 uint_t rxmaxdma; /* tx max dma burst size */ 560 561 /* kstat stuff */ 562 kstat_t *ksp; 563 564 /* multiple port device support */ 565 struct gem_dev *next; /* pointer to next port on the same device */ 566 int port; 567 568 /* ndd stuff */ 569 caddr_t nd_data_p; 570 caddr_t nd_arg_p; 571 572 #ifdef GEM_DEBUG_LEVEL 573 int tx_cnt; 574 #endif 575 }; 576 577 /* 578 * Exported functions 579 */ 580 boolean_t gem_get_mac_addr_conf(struct gem_dev *); 581 int gem_mii_probe_default(struct gem_dev *); 582 int gem_mii_config_default(struct gem_dev *); 583 boolean_t gem_mii_link_check(struct gem_dev *dp); 584 uint16_t gem_mii_read(struct gem_dev *, uint_t); 585 void gem_mii_write(struct gem_dev *, uint_t, uint16_t); 586 int gem_reclaim_txbuf(struct gem_dev *dp); 587 int gem_restart_nic(struct gem_dev *dp, uint_t flags); 588 #define GEM_RESTART_NOWAIT 0x00000002 589 #define GEM_RESTART_KEEP_BUF 0x00000001 590 boolean_t gem_tx_done(struct gem_dev *); 591 int gem_receive(struct gem_dev *); 592 int gem_receive_copy(struct gem_dev *); 593 struct gem_dev *gem_do_attach(dev_info_t *, int, 594 struct gem_conf *, void *, ddi_acc_handle_t *, void *, int); 595 596 mblk_t *gem_send_common(struct gem_dev *, mblk_t *, uint32_t); 597 #define GEM_SEND_COPY 0x00008000 598 #define GEM_SEND_CTRL 0x000000ff /* private flags for control packets */ 599 #define GEM_SEND_VTAG 0xffff0000 600 #define GEM_SEND_VTAG_SHIFT 16 601 602 mblk_t *gem_get_packet_default(struct gem_dev *, struct rxbuf *, size_t); 603 604 uint32_t gem_ether_crc_le(const uint8_t *addr, int len); 605 uint32_t gem_ether_crc_be(const uint8_t *addr, int len); 606 int gem_do_detach(dev_info_t *); 607 608 int gem_getlongprop_buf(dev_t dev, dev_info_t *dip, 609 int flags, char *name, void *buf, int *lenp); 610 int gem_getprop(dev_t dev, dev_info_t *dip, 611 int flags, char *name, int defvalue); 612 613 struct rxbuf *gem_get_rxbuf(struct gem_dev *, int); 614 615 void gem_rx_desc_dma_sync(struct gem_dev *, int, int, int); 616 void gem_tx_desc_dma_sync(struct gem_dev *, int, int, int); 617 618 int gem_resume(dev_info_t *); 619 int gem_suspend(dev_info_t *); 620 uint8_t gem_search_pci_cap(dev_info_t *dip, ddi_acc_handle_t, uint8_t); 621 int gem_pci_set_power_state(dev_info_t *, ddi_acc_handle_t, uint_t); 622 int gem_pci_regs_map_setup(dev_info_t *, uint32_t, uint32_t, 623 struct ddi_device_acc_attr *, caddr_t *, ddi_acc_handle_t *); 624 void gem_mod_init(struct dev_ops *, char *); 625 void gem_mod_fini(struct dev_ops *); 626 627 #define GEM_GET_DEV(dip) \ 628 ((struct gem_dev *)(ddi_get_driver_private(dip))) 629 #endif /* _SFE_UTIL_H_ */ 630