1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright(c) 2007-2010 Intel Corporation. All rights reserved. 24 */ 25 26 /* 27 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 28 */ 29 30 #ifndef _IGB_SW_H 31 #define _IGB_SW_H 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 #include <sys/types.h> 38 #include <sys/conf.h> 39 #include <sys/debug.h> 40 #include <sys/stropts.h> 41 #include <sys/stream.h> 42 #include <sys/strsun.h> 43 #include <sys/strlog.h> 44 #include <sys/kmem.h> 45 #include <sys/stat.h> 46 #include <sys/kstat.h> 47 #include <sys/modctl.h> 48 #include <sys/errno.h> 49 #include <sys/dlpi.h> 50 #include <sys/mac_provider.h> 51 #include <sys/mac_ether.h> 52 #include <sys/vlan.h> 53 #include <sys/ddi.h> 54 #include <sys/sunddi.h> 55 #include <sys/pci.h> 56 #include <sys/pcie.h> 57 #include <sys/sdt.h> 58 #include <sys/ethernet.h> 59 #include <sys/pattr.h> 60 #include <sys/strsubr.h> 61 #include <sys/netlb.h> 62 #include <sys/random.h> 63 #include <inet/common.h> 64 #include <inet/tcp.h> 65 #include <inet/ip.h> 66 #include <inet/mi.h> 67 #include <inet/nd.h> 68 #include <sys/ddifm.h> 69 #include <sys/fm/protocol.h> 70 #include <sys/fm/util.h> 71 #include <sys/fm/io/ddi.h> 72 #include "igb_api.h" 73 #include "igb_82575.h" 74 75 76 #define MODULE_NAME "igb" /* module name */ 77 78 #define IGB_SUCCESS DDI_SUCCESS 79 #define IGB_FAILURE DDI_FAILURE 80 81 #define IGB_UNKNOWN 0x00 82 #define IGB_INITIALIZED 0x01 83 #define IGB_STARTED 0x02 84 #define IGB_SUSPENDED 0x04 85 #define IGB_STALL 0x08 86 #define IGB_ERROR 0x80 87 88 #define IGB_RX_STOPPED 0x1 89 90 #define IGB_INTR_NONE 0 91 #define IGB_INTR_MSIX 1 92 #define IGB_INTR_MSI 2 93 #define IGB_INTR_LEGACY 3 94 95 #define IGB_ADAPTER_REGSET 1 /* mapping adapter registers */ 96 #define IGB_ADAPTER_MSIXTAB 4 /* mapping msi-x table */ 97 98 #define IGB_NO_POLL -1 99 #define IGB_NO_FREE_SLOT -1 100 101 #define MAX_NUM_UNICAST_ADDRESSES E1000_RAR_ENTRIES 102 #define MCAST_ALLOC_COUNT 256 103 #define MAX_COOKIE 18 104 #define MIN_NUM_TX_DESC 2 105 106 /* 107 * Number of settings for interrupt throttle rate (ITR). There is one of 108 * these per msi-x vector and it needs to be the maximum of all silicon 109 * types supported by this driver. 110 */ 111 #define MAX_NUM_EITR 25 112 113 /* 114 * Maximum values for user configurable parameters 115 */ 116 #define MAX_TX_RING_SIZE 4096 117 #define MAX_RX_RING_SIZE 4096 118 #define MAX_RX_GROUP_NUM 4 119 120 #define MAX_MTU 9000 121 #define MAX_RX_LIMIT_PER_INTR 4096 122 123 #define MAX_RX_COPY_THRESHOLD 9216 124 #define MAX_TX_COPY_THRESHOLD 9216 125 #define MAX_TX_RECYCLE_THRESHOLD DEFAULT_TX_RING_SIZE 126 #define MAX_TX_OVERLOAD_THRESHOLD DEFAULT_TX_RING_SIZE 127 #define MAX_TX_RESCHED_THRESHOLD DEFAULT_TX_RING_SIZE 128 #define MAX_MCAST_NUM 8192 129 130 /* 131 * Minimum values for user configurable parameters 132 */ 133 #define MIN_TX_RING_SIZE 64 134 #define MIN_RX_RING_SIZE 64 135 #define MIN_RX_GROUP_NUM 1 136 137 #define MIN_MTU ETHERMIN 138 #define MIN_RX_LIMIT_PER_INTR 16 139 140 #define MIN_RX_COPY_THRESHOLD 0 141 #define MIN_TX_COPY_THRESHOLD 0 142 #define MIN_TX_RECYCLE_THRESHOLD MIN_NUM_TX_DESC 143 #define MIN_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC 144 #define MIN_TX_RESCHED_THRESHOLD MIN_NUM_TX_DESC 145 #define MIN_MCAST_NUM 8 146 147 /* 148 * Default values for user configurable parameters 149 */ 150 #define DEFAULT_TX_RING_SIZE 512 151 #define DEFAULT_RX_RING_SIZE 512 152 #define DEFAULT_RX_GROUP_NUM 1 153 154 #define DEFAULT_MTU ETHERMTU 155 #define DEFAULT_RX_LIMIT_PER_INTR 256 156 157 #define DEFAULT_RX_COPY_THRESHOLD 128 158 #define DEFAULT_TX_COPY_THRESHOLD 512 159 #define DEFAULT_TX_RECYCLE_THRESHOLD (MAX_COOKIE + 1) 160 #define DEFAULT_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC 161 #define DEFAULT_TX_RESCHED_THRESHOLD 128 162 #define DEFAULT_TX_RESCHED_THRESHOLD_LOW 32 163 #define DEFAULT_MCAST_NUM 4096 164 165 #define IGB_LSO_MAXLEN 65535 166 167 #define TX_DRAIN_TIME 200 168 #define RX_DRAIN_TIME 200 169 170 #define STALL_WATCHDOG_TIMEOUT 8 /* 8 seconds */ 171 172 /* 173 * Defined for IP header alignment. 174 */ 175 #define IPHDR_ALIGN_ROOM 2 176 177 /* 178 * Bit flags for attach_progress 179 */ 180 #define ATTACH_PROGRESS_PCI_CONFIG 0x0001 /* PCI config setup */ 181 #define ATTACH_PROGRESS_REGS_MAP 0x0002 /* Registers mapped */ 182 #define ATTACH_PROGRESS_PROPS 0x0004 /* Properties initialized */ 183 #define ATTACH_PROGRESS_ALLOC_INTR 0x0008 /* Interrupts allocated */ 184 #define ATTACH_PROGRESS_ALLOC_RINGS 0x0010 /* Rings allocated */ 185 #define ATTACH_PROGRESS_ADD_INTR 0x0020 /* Intr handlers added */ 186 #define ATTACH_PROGRESS_LOCKS 0x0040 /* Locks initialized */ 187 #define ATTACH_PROGRESS_INIT_ADAPTER 0x0080 /* Adapter initialized */ 188 #define ATTACH_PROGRESS_STATS 0x0200 /* Kstats created */ 189 #define ATTACH_PROGRESS_MAC 0x0800 /* MAC registered */ 190 #define ATTACH_PROGRESS_ENABLE_INTR 0x1000 /* DDI interrupts enabled */ 191 #define ATTACH_PROGRESS_FMINIT 0x2000 /* FMA initialized */ 192 193 #define PROP_ADV_AUTONEG_CAP "adv_autoneg_cap" 194 #define PROP_ADV_1000FDX_CAP "adv_1000fdx_cap" 195 #define PROP_ADV_1000HDX_CAP "adv_1000hdx_cap" 196 #define PROP_ADV_100FDX_CAP "adv_100fdx_cap" 197 #define PROP_ADV_100HDX_CAP "adv_100hdx_cap" 198 #define PROP_ADV_10FDX_CAP "adv_10fdx_cap" 199 #define PROP_ADV_10HDX_CAP "adv_10hdx_cap" 200 #define PROP_DEFAULT_MTU "default_mtu" 201 #define PROP_FLOW_CONTROL "flow_control" 202 #define PROP_TX_RING_SIZE "tx_ring_size" 203 #define PROP_RX_RING_SIZE "rx_ring_size" 204 #define PROP_MR_ENABLE "mr_enable" 205 #define PROP_RX_GROUP_NUM "rx_group_number" 206 207 #define PROP_INTR_FORCE "intr_force" 208 #define PROP_TX_HCKSUM_ENABLE "tx_hcksum_enable" 209 #define PROP_RX_HCKSUM_ENABLE "rx_hcksum_enable" 210 #define PROP_LSO_ENABLE "lso_enable" 211 #define PROP_TX_HEAD_WB_ENABLE "tx_head_wb_enable" 212 #define PROP_TX_COPY_THRESHOLD "tx_copy_threshold" 213 #define PROP_TX_RECYCLE_THRESHOLD "tx_recycle_threshold" 214 #define PROP_TX_OVERLOAD_THRESHOLD "tx_overload_threshold" 215 #define PROP_TX_RESCHED_THRESHOLD "tx_resched_threshold" 216 #define PROP_RX_COPY_THRESHOLD "rx_copy_threshold" 217 #define PROP_RX_LIMIT_PER_INTR "rx_limit_per_intr" 218 #define PROP_INTR_THROTTLING "intr_throttling" 219 #define PROP_MCAST_MAX_NUM "mcast_max_num" 220 221 #define IGB_LB_NONE 0 222 #define IGB_LB_EXTERNAL 1 223 #define IGB_LB_INTERNAL_PHY 3 224 #define IGB_LB_INTERNAL_SERDES 4 225 226 enum ioc_reply { 227 IOC_INVAL = -1, /* bad, NAK with EINVAL */ 228 IOC_DONE, /* OK, reply sent */ 229 IOC_ACK, /* OK, just send ACK */ 230 IOC_REPLY /* OK, just send reply */ 231 }; 232 233 /* 234 * For s/w context extraction from a tx frame 235 */ 236 #define TX_CXT_SUCCESS 0 237 #define TX_CXT_E_LSO_CSUM (-1) 238 #define TX_CXT_E_ETHER_TYPE (-2) 239 240 #define DMA_SYNC(area, flag) ((void) ddi_dma_sync((area)->dma_handle, \ 241 0, 0, (flag))) 242 243 /* 244 * Defined for ring index operations 245 * ASSERT(index < limit) 246 * ASSERT(step < limit) 247 * ASSERT(index1 < limit) 248 * ASSERT(index2 < limit) 249 */ 250 #define NEXT_INDEX(index, step, limit) (((index) + (step)) < (limit) ? \ 251 (index) + (step) : (index) + (step) - (limit)) 252 #define PREV_INDEX(index, step, limit) ((index) >= (step) ? \ 253 (index) - (step) : (index) + (limit) - (step)) 254 #define OFFSET(index1, index2, limit) ((index1) <= (index2) ? \ 255 (index2) - (index1) : (index2) + (limit) - (index1)) 256 257 #define LINK_LIST_INIT(_LH) \ 258 (_LH)->head = (_LH)->tail = NULL 259 260 #define LIST_GET_HEAD(_LH) ((single_link_t *)((_LH)->head)) 261 262 #define LIST_POP_HEAD(_LH) \ 263 (single_link_t *)(_LH)->head; \ 264 { \ 265 if ((_LH)->head != NULL) { \ 266 (_LH)->head = (_LH)->head->link; \ 267 if ((_LH)->head == NULL) \ 268 (_LH)->tail = NULL; \ 269 } \ 270 } 271 272 #define LIST_GET_TAIL(_LH) ((single_link_t *)((_LH)->tail)) 273 274 #define LIST_PUSH_TAIL(_LH, _E) \ 275 if ((_LH)->tail != NULL) { \ 276 (_LH)->tail->link = (single_link_t *)(_E); \ 277 (_LH)->tail = (single_link_t *)(_E); \ 278 } else { \ 279 (_LH)->head = (_LH)->tail = (single_link_t *)(_E); \ 280 } \ 281 (_E)->link = NULL; 282 283 #define LIST_GET_NEXT(_LH, _E) \ 284 (((_LH)->tail == (single_link_t *)(_E)) ? \ 285 NULL : ((single_link_t *)(_E))->link) 286 287 288 typedef struct single_link { 289 struct single_link *link; 290 } single_link_t; 291 292 typedef struct link_list { 293 single_link_t *head; 294 single_link_t *tail; 295 } link_list_t; 296 297 /* 298 * Property lookups 299 */ 300 #define IGB_PROP_EXISTS(d, n) ddi_prop_exists(DDI_DEV_T_ANY, (d), \ 301 DDI_PROP_DONTPASS, (n)) 302 #define IGB_PROP_GET_INT(d, n) ddi_prop_get_int(DDI_DEV_T_ANY, (d), \ 303 DDI_PROP_DONTPASS, (n), -1) 304 305 306 /* capability/feature flags */ 307 #define IGB_FLAG_HAS_DCA (1 << 0) /* has Direct Cache Access */ 308 #define IGB_FLAG_VMDQ_POOL (1 << 1) /* has vmdq capability */ 309 #define IGB_FLAG_NEED_CTX_IDX (1 << 2) /* context descriptor needs index */ 310 311 /* function pointer for nic-specific functions */ 312 typedef void (*igb_nic_func_t)(struct igb *); 313 314 /* adapter-specific info for each supported device type */ 315 typedef struct adapter_info { 316 /* limits */ 317 uint32_t max_rx_que_num; /* maximum number of rx queues */ 318 uint32_t min_rx_que_num; /* minimum number of rx queues */ 319 uint32_t def_rx_que_num; /* default number of rx queues */ 320 uint32_t max_tx_que_num; /* maximum number of tx queues */ 321 uint32_t min_tx_que_num; /* minimum number of tx queues */ 322 uint32_t def_tx_que_num; /* default number of tx queues */ 323 uint32_t max_intr_throttle; /* maximum interrupt throttle */ 324 uint32_t min_intr_throttle; /* minimum interrupt throttle */ 325 uint32_t def_intr_throttle; /* default interrupt throttle */ 326 /* function pointers */ 327 igb_nic_func_t enable_intr; /* enable adapter interrupts */ 328 igb_nic_func_t setup_msix; /* set up msi-x vectors */ 329 /* capabilities */ 330 uint32_t flags; /* capability flags */ 331 uint32_t rxdctl_mask; /* mask for RXDCTL register */ 332 } adapter_info_t; 333 334 typedef union igb_ether_addr { 335 struct { 336 uint32_t high; 337 uint32_t low; 338 } reg; 339 struct { 340 uint8_t set; 341 uint8_t group_index; 342 uint8_t addr[ETHERADDRL]; 343 } mac; 344 } igb_ether_addr_t; 345 346 typedef enum { 347 USE_NONE, 348 USE_COPY, 349 USE_DMA 350 } tx_type_t; 351 352 typedef struct tx_context { 353 uint32_t hcksum_flags; 354 uint32_t ip_hdr_len; 355 uint32_t mac_hdr_len; 356 uint32_t l4_proto; 357 uint32_t mss; 358 uint32_t l4_hdr_len; 359 boolean_t lso_flag; 360 } tx_context_t; 361 362 /* Hold address/length of each DMA segment */ 363 typedef struct sw_desc { 364 uint64_t address; 365 size_t length; 366 } sw_desc_t; 367 368 /* Handles and addresses of DMA buffer */ 369 typedef struct dma_buffer { 370 caddr_t address; /* Virtual address */ 371 uint64_t dma_address; /* DMA (Hardware) address */ 372 ddi_acc_handle_t acc_handle; /* Data access handle */ 373 ddi_dma_handle_t dma_handle; /* DMA handle */ 374 size_t size; /* Buffer size */ 375 size_t len; /* Data length in the buffer */ 376 } dma_buffer_t; 377 378 /* 379 * Tx Control Block 380 */ 381 typedef struct tx_control_block { 382 single_link_t link; 383 uint32_t last_index; 384 uint32_t frag_num; 385 uint32_t desc_num; 386 mblk_t *mp; 387 tx_type_t tx_type; 388 ddi_dma_handle_t tx_dma_handle; 389 dma_buffer_t tx_buf; 390 sw_desc_t desc[MAX_COOKIE]; 391 } tx_control_block_t; 392 393 /* 394 * RX Control Block 395 */ 396 typedef struct rx_control_block { 397 mblk_t *mp; 398 uint32_t ref_cnt; 399 dma_buffer_t rx_buf; 400 frtn_t free_rtn; 401 struct igb_rx_data *rx_data; 402 } rx_control_block_t; 403 404 /* 405 * Software Data Structure for Tx Ring 406 */ 407 typedef struct igb_tx_ring { 408 uint32_t index; /* Ring index */ 409 uint32_t intr_vector; /* Interrupt vector index */ 410 411 /* 412 * Mutexes 413 */ 414 kmutex_t tx_lock; 415 kmutex_t recycle_lock; 416 kmutex_t tcb_head_lock; 417 kmutex_t tcb_tail_lock; 418 419 /* 420 * Tx descriptor ring definitions 421 */ 422 dma_buffer_t tbd_area; 423 union e1000_adv_tx_desc *tbd_ring; 424 uint32_t tbd_head; /* Index of next tbd to recycle */ 425 uint32_t tbd_tail; /* Index of next tbd to transmit */ 426 uint32_t tbd_free; /* Number of free tbd */ 427 428 /* 429 * Tx control block list definitions 430 */ 431 tx_control_block_t *tcb_area; 432 tx_control_block_t **work_list; 433 tx_control_block_t **free_list; 434 uint32_t tcb_head; /* Head index of free list */ 435 uint32_t tcb_tail; /* Tail index of free list */ 436 uint32_t tcb_free; /* Number of free tcb in free list */ 437 438 uint32_t *tbd_head_wb; /* Head write-back */ 439 uint32_t (*tx_recycle)(struct igb_tx_ring *); 440 441 /* 442 * s/w context structure for TCP/UDP checksum offload and LSO. 443 */ 444 tx_context_t tx_context; 445 446 /* 447 * Tx ring settings and status 448 */ 449 uint32_t ring_size; /* Tx descriptor ring size */ 450 uint32_t free_list_size; /* Tx free list size */ 451 452 boolean_t reschedule; 453 uint32_t recycle_fail; 454 uint32_t stall_watchdog; 455 456 /* 457 * Per-ring statistics 458 */ 459 uint64_t tx_pkts; /* Packets Transmitted Count */ 460 uint64_t tx_bytes; /* Bytes Transmitted Count */ 461 462 #ifdef IGB_DEBUG 463 /* 464 * Debug statistics 465 */ 466 uint32_t stat_overload; 467 uint32_t stat_fail_no_tbd; 468 uint32_t stat_fail_no_tcb; 469 uint32_t stat_fail_dma_bind; 470 uint32_t stat_reschedule; 471 uint32_t stat_pkt_cnt; 472 #endif 473 474 /* 475 * Pointer to the igb struct 476 */ 477 struct igb *igb; 478 mac_ring_handle_t ring_handle; /* call back ring handle */ 479 } igb_tx_ring_t; 480 481 /* 482 * Software Receive Ring 483 */ 484 typedef struct igb_rx_data { 485 kmutex_t recycle_lock; /* Recycle lock, for rcb_tail */ 486 487 /* 488 * Rx descriptor ring definitions 489 */ 490 dma_buffer_t rbd_area; /* DMA buffer of rx desc ring */ 491 union e1000_adv_rx_desc *rbd_ring; /* Rx desc ring */ 492 uint32_t rbd_next; /* Index of next rx desc */ 493 494 /* 495 * Rx control block list definitions 496 */ 497 rx_control_block_t *rcb_area; 498 rx_control_block_t **work_list; /* Work list of rcbs */ 499 rx_control_block_t **free_list; /* Free list of rcbs */ 500 uint32_t rcb_head; /* Index of next free rcb */ 501 uint32_t rcb_tail; /* Index to put recycled rcb */ 502 uint32_t rcb_free; /* Number of free rcbs */ 503 504 /* 505 * Rx sw ring settings and status 506 */ 507 uint32_t ring_size; /* Rx descriptor ring size */ 508 uint32_t free_list_size; /* Rx free list size */ 509 510 uint32_t rcb_pending; 511 uint32_t flag; 512 513 struct igb_rx_ring *rx_ring; /* Pointer to rx ring */ 514 } igb_rx_data_t; 515 516 /* 517 * Software Data Structure for Rx Ring 518 */ 519 typedef struct igb_rx_ring { 520 uint32_t index; /* Ring index */ 521 uint32_t intr_vector; /* Interrupt vector index */ 522 523 igb_rx_data_t *rx_data; /* Rx software ring */ 524 525 kmutex_t rx_lock; /* Rx access lock */ 526 527 /* 528 * Per-ring statistics 529 */ 530 uint64_t rx_pkts; /* Packets Received Count */ 531 uint64_t rx_bytes; /* Bytes Received Count */ 532 533 #ifdef IGB_DEBUG 534 /* 535 * Debug statistics 536 */ 537 uint32_t stat_frame_error; 538 uint32_t stat_cksum_error; 539 uint32_t stat_exceed_pkt; 540 uint32_t stat_pkt_cnt; 541 #endif 542 543 struct igb *igb; /* Pointer to igb struct */ 544 mac_ring_handle_t ring_handle; /* call back ring handle */ 545 uint32_t group_index; /* group index */ 546 uint64_t ring_gen_num; 547 } igb_rx_ring_t; 548 549 /* 550 * Software Receive Ring Group 551 */ 552 typedef struct igb_rx_group { 553 uint32_t index; /* Group index */ 554 mac_group_handle_t group_handle; /* call back group handle */ 555 struct igb *igb; /* Pointer to igb struct */ 556 } igb_rx_group_t; 557 558 typedef struct igb { 559 int instance; 560 mac_handle_t mac_hdl; 561 dev_info_t *dip; 562 struct e1000_hw hw; 563 struct igb_osdep osdep; 564 565 adapter_info_t *capab; /* adapter capabilities */ 566 567 uint32_t igb_state; 568 link_state_t link_state; 569 uint32_t link_speed; 570 uint32_t link_duplex; 571 boolean_t link_complete; 572 timeout_id_t link_tid; 573 574 uint32_t reset_count; 575 uint32_t attach_progress; 576 uint32_t loopback_mode; 577 uint32_t default_mtu; 578 uint32_t max_frame_size; 579 uint32_t dout_sync; 580 581 uint32_t rcb_pending; 582 583 uint32_t mr_enable; /* Enable multiple rings */ 584 uint32_t vmdq_mode; /* Mode of VMDq */ 585 586 /* 587 * Receive Rings and Groups 588 */ 589 igb_rx_ring_t *rx_rings; /* Array of rx rings */ 590 uint32_t num_rx_rings; /* Number of rx rings in use */ 591 uint32_t rx_ring_size; /* Rx descriptor ring size */ 592 uint32_t rx_buf_size; /* Rx buffer size */ 593 igb_rx_group_t *rx_groups; /* Array of rx groups */ 594 uint32_t num_rx_groups; /* Number of rx groups in use */ 595 596 /* 597 * Transmit Rings 598 */ 599 igb_tx_ring_t *tx_rings; /* Array of tx rings */ 600 uint32_t num_tx_rings; /* Number of tx rings in use */ 601 uint32_t tx_ring_size; /* Tx descriptor ring size */ 602 uint32_t tx_buf_size; /* Tx buffer size */ 603 604 boolean_t tx_ring_init; 605 boolean_t tx_head_wb_enable; /* Tx head wrtie-back */ 606 boolean_t tx_hcksum_enable; /* Tx h/w cksum offload */ 607 boolean_t lso_enable; /* Large Segment Offload */ 608 uint32_t tx_copy_thresh; /* Tx copy threshold */ 609 uint32_t tx_recycle_thresh; /* Tx recycle threshold */ 610 uint32_t tx_overload_thresh; /* Tx overload threshold */ 611 uint32_t tx_resched_thresh; /* Tx reschedule threshold */ 612 boolean_t rx_hcksum_enable; /* Rx h/w cksum offload */ 613 uint32_t rx_copy_thresh; /* Rx copy threshold */ 614 uint32_t rx_limit_per_intr; /* Rx pkts per interrupt */ 615 616 uint32_t intr_throttling[MAX_NUM_EITR]; 617 uint32_t intr_force; 618 619 int intr_type; 620 int intr_cnt; 621 int intr_cap; 622 size_t intr_size; 623 uint_t intr_pri; 624 ddi_intr_handle_t *htable; 625 uint32_t eims_mask; 626 uint32_t ims_mask; 627 628 kmutex_t gen_lock; /* General lock for device access */ 629 kmutex_t watchdog_lock; 630 kmutex_t link_lock; 631 kmutex_t rx_pending_lock; 632 633 boolean_t watchdog_enable; 634 boolean_t watchdog_start; 635 timeout_id_t watchdog_tid; 636 637 boolean_t unicst_init; 638 uint32_t unicst_avail; 639 uint32_t unicst_total; 640 igb_ether_addr_t unicst_addr[MAX_NUM_UNICAST_ADDRESSES]; 641 uint32_t mcast_count; 642 uint32_t mcast_alloc_count; 643 uint32_t mcast_max_num; 644 struct ether_addr *mcast_table; 645 646 /* 647 * Kstat definitions 648 */ 649 kstat_t *igb_ks; 650 651 uint32_t param_en_1000fdx_cap:1, 652 param_en_1000hdx_cap:1, 653 param_en_100t4_cap:1, 654 param_en_100fdx_cap:1, 655 param_en_100hdx_cap:1, 656 param_en_10fdx_cap:1, 657 param_en_10hdx_cap:1, 658 param_1000fdx_cap:1, 659 param_1000hdx_cap:1, 660 param_100t4_cap:1, 661 param_100fdx_cap:1, 662 param_100hdx_cap:1, 663 param_10fdx_cap:1, 664 param_10hdx_cap:1, 665 param_autoneg_cap:1, 666 param_pause_cap:1, 667 param_asym_pause_cap:1, 668 param_rem_fault:1, 669 param_adv_1000fdx_cap:1, 670 param_adv_1000hdx_cap:1, 671 param_adv_100t4_cap:1, 672 param_adv_100fdx_cap:1, 673 param_adv_100hdx_cap:1, 674 param_adv_10fdx_cap:1, 675 param_adv_10hdx_cap:1, 676 param_adv_autoneg_cap:1, 677 param_adv_pause_cap:1, 678 param_adv_asym_pause_cap:1, 679 param_adv_rem_fault:1, 680 param_lp_1000fdx_cap:1, 681 param_lp_1000hdx_cap:1, 682 param_lp_100t4_cap:1; 683 684 uint32_t param_lp_100fdx_cap:1, 685 param_lp_100hdx_cap:1, 686 param_lp_10fdx_cap:1, 687 param_lp_10hdx_cap:1, 688 param_lp_autoneg_cap:1, 689 param_lp_pause_cap:1, 690 param_lp_asym_pause_cap:1, 691 param_lp_rem_fault:1, 692 param_pad_to_32:24; 693 694 /* 695 * FMA capabilities 696 */ 697 int fm_capabilities; 698 699 ulong_t page_size; 700 } igb_t; 701 702 typedef struct igb_stat { 703 704 kstat_named_t link_speed; /* Link Speed */ 705 kstat_named_t reset_count; /* Reset Count */ 706 kstat_named_t dout_sync; /* DMA out of sync */ 707 #ifdef IGB_DEBUG 708 kstat_named_t rx_frame_error; /* Rx Error in Packet */ 709 kstat_named_t rx_cksum_error; /* Rx Checksum Error */ 710 kstat_named_t rx_exceed_pkt; /* Rx Exceed Max Pkt Count */ 711 712 kstat_named_t tx_overload; /* Tx Desc Ring Overload */ 713 kstat_named_t tx_fail_no_tcb; /* Tx Fail Freelist Empty */ 714 kstat_named_t tx_fail_no_tbd; /* Tx Fail Desc Ring Empty */ 715 kstat_named_t tx_fail_dma_bind; /* Tx Fail DMA bind */ 716 kstat_named_t tx_reschedule; /* Tx Reschedule */ 717 718 kstat_named_t gprc; /* Good Packets Received Count */ 719 kstat_named_t gptc; /* Good Packets Xmitted Count */ 720 kstat_named_t gor; /* Good Octets Received Count */ 721 kstat_named_t got; /* Good Octets Xmitd Count */ 722 kstat_named_t prc64; /* Packets Received - 64b */ 723 kstat_named_t prc127; /* Packets Received - 65-127b */ 724 kstat_named_t prc255; /* Packets Received - 127-255b */ 725 kstat_named_t prc511; /* Packets Received - 256-511b */ 726 kstat_named_t prc1023; /* Packets Received - 511-1023b */ 727 kstat_named_t prc1522; /* Packets Received - 1024-1522b */ 728 kstat_named_t ptc64; /* Packets Xmitted (64b) */ 729 kstat_named_t ptc127; /* Packets Xmitted (64-127b) */ 730 kstat_named_t ptc255; /* Packets Xmitted (128-255b) */ 731 kstat_named_t ptc511; /* Packets Xmitted (255-511b) */ 732 kstat_named_t ptc1023; /* Packets Xmitted (512-1023b) */ 733 kstat_named_t ptc1522; /* Packets Xmitted (1024-1522b */ 734 #endif 735 kstat_named_t crcerrs; /* CRC Error Count */ 736 kstat_named_t symerrs; /* Symbol Error Count */ 737 kstat_named_t mpc; /* Missed Packet Count */ 738 kstat_named_t scc; /* Single Collision Count */ 739 kstat_named_t ecol; /* Excessive Collision Count */ 740 kstat_named_t mcc; /* Multiple Collision Count */ 741 kstat_named_t latecol; /* Late Collision Count */ 742 kstat_named_t colc; /* Collision Count */ 743 kstat_named_t dc; /* Defer Count */ 744 kstat_named_t sec; /* Sequence Error Count */ 745 kstat_named_t rlec; /* Receive Length Error Count */ 746 kstat_named_t xonrxc; /* XON Received Count */ 747 kstat_named_t xontxc; /* XON Xmitted Count */ 748 kstat_named_t xoffrxc; /* XOFF Received Count */ 749 kstat_named_t xofftxc; /* Xoff Xmitted Count */ 750 kstat_named_t fcruc; /* Unknown Flow Conrol Packet Rcvd Count */ 751 kstat_named_t bprc; /* Broadcasts Pkts Received Count */ 752 kstat_named_t mprc; /* Multicast Pkts Received Count */ 753 kstat_named_t rnbc; /* Receive No Buffers Count */ 754 kstat_named_t ruc; /* Receive Undersize Count */ 755 kstat_named_t rfc; /* Receive Frag Count */ 756 kstat_named_t roc; /* Receive Oversize Count */ 757 kstat_named_t rjc; /* Receive Jabber Count */ 758 kstat_named_t tor; /* Total Octets Recvd Count */ 759 kstat_named_t tot; /* Total Octets Xmted Count */ 760 kstat_named_t tpr; /* Total Packets Received */ 761 kstat_named_t tpt; /* Total Packets Xmitted */ 762 kstat_named_t mptc; /* Multicast Packets Xmited Count */ 763 kstat_named_t bptc; /* Broadcast Packets Xmited Count */ 764 kstat_named_t algnerrc; /* Alignment Error count */ 765 kstat_named_t rxerrc; /* Rx Error Count */ 766 kstat_named_t tncrs; /* Transmit with no CRS */ 767 kstat_named_t cexterr; /* Carrier Extension Error count */ 768 kstat_named_t tsctc; /* TCP seg contexts xmit count */ 769 kstat_named_t tsctfc; /* TCP seg contexts xmit fail count */ 770 } igb_stat_t; 771 772 /* 773 * Function prototypes in e1000_osdep.c 774 */ 775 void e1000_write_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *); 776 void e1000_read_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *); 777 int32_t e1000_read_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *); 778 int32_t e1000_write_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *); 779 void e1000_rar_clear(struct e1000_hw *, uint32_t); 780 void e1000_rar_set_vmdq(struct e1000_hw *, const uint8_t *, uint32_t, 781 uint32_t, uint8_t); 782 783 /* 784 * Function prototypes in igb_buf.c 785 */ 786 int igb_alloc_dma(igb_t *); 787 void igb_free_dma(igb_t *); 788 void igb_free_dma_buffer(dma_buffer_t *); 789 int igb_alloc_rx_ring_data(igb_rx_ring_t *rx_ring); 790 void igb_free_rx_ring_data(igb_rx_data_t *rx_data); 791 792 /* 793 * Function prototypes in igb_main.c 794 */ 795 int igb_start(igb_t *, boolean_t); 796 void igb_stop(igb_t *, boolean_t); 797 int igb_setup_link(igb_t *, boolean_t); 798 int igb_unicst_find(igb_t *, const uint8_t *); 799 int igb_unicst_set(igb_t *, const uint8_t *, int); 800 int igb_multicst_add(igb_t *, const uint8_t *); 801 int igb_multicst_remove(igb_t *, const uint8_t *); 802 enum ioc_reply igb_loopback_ioctl(igb_t *, struct iocblk *, mblk_t *); 803 void igb_enable_watchdog_timer(igb_t *); 804 void igb_disable_watchdog_timer(igb_t *); 805 int igb_atomic_reserve(uint32_t *, uint32_t); 806 int igb_check_acc_handle(ddi_acc_handle_t); 807 int igb_check_dma_handle(ddi_dma_handle_t); 808 void igb_fm_ereport(igb_t *, char *); 809 void igb_set_fma_flags(int); 810 811 /* 812 * Function prototypes in igb_gld.c 813 */ 814 int igb_m_start(void *); 815 void igb_m_stop(void *); 816 int igb_m_promisc(void *, boolean_t); 817 int igb_m_multicst(void *, boolean_t, const uint8_t *); 818 int igb_m_unicst(void *, const uint8_t *); 819 int igb_m_stat(void *, uint_t, uint64_t *); 820 void igb_m_resources(void *); 821 void igb_m_ioctl(void *, queue_t *, mblk_t *); 822 boolean_t igb_m_getcapab(void *, mac_capab_t, void *); 823 void igb_fill_ring(void *, mac_ring_type_t, const int, const int, 824 mac_ring_info_t *, mac_ring_handle_t); 825 int igb_m_setprop(void *, const char *, mac_prop_id_t, uint_t, const void *); 826 int igb_m_getprop(void *, const char *, mac_prop_id_t, uint_t, void *); 827 void igb_m_propinfo(void *, const char *, mac_prop_id_t, 828 mac_prop_info_handle_t); 829 int igb_set_priv_prop(igb_t *, const char *, uint_t, const void *); 830 int igb_get_priv_prop(igb_t *, const char *, uint_t, void *); 831 void igb_priv_prop_info(igb_t *, const char *, mac_prop_info_handle_t); 832 boolean_t igb_param_locked(mac_prop_id_t); 833 void igb_fill_group(void *arg, mac_ring_type_t, const int, 834 mac_group_info_t *, mac_group_handle_t); 835 int igb_rx_ring_intr_enable(mac_intr_handle_t); 836 int igb_rx_ring_intr_disable(mac_intr_handle_t); 837 int igb_get_def_val(igb_t *, mac_prop_id_t, uint_t, void *); 838 839 /* 840 * Function prototypes in igb_rx.c 841 */ 842 mblk_t *igb_rx(igb_rx_ring_t *, int); 843 void igb_rx_recycle(caddr_t arg); 844 845 /* 846 * Function prototypes in igb_tx.c 847 */ 848 void igb_free_tcb(tx_control_block_t *); 849 void igb_put_free_list(igb_tx_ring_t *, link_list_t *); 850 uint32_t igb_tx_recycle_legacy(igb_tx_ring_t *); 851 uint32_t igb_tx_recycle_head_wb(igb_tx_ring_t *); 852 853 /* 854 * Function prototypes in igb_log.c 855 */ 856 void igb_notice(void *, const char *, ...); 857 void igb_log(void *, const char *, ...); 858 void igb_error(void *, const char *, ...); 859 860 /* 861 * Function prototypes in igb_stat.c 862 */ 863 int igb_init_stats(igb_t *); 864 865 mblk_t *igb_rx_ring_poll(void *, int); 866 mblk_t *igb_tx_ring_send(void *, mblk_t *); 867 int igb_rx_ring_stat(mac_ring_driver_t, uint_t, uint64_t *); 868 int igb_tx_ring_stat(mac_ring_driver_t, uint_t, uint64_t *); 869 870 #ifdef __cplusplus 871 } 872 #endif 873 874 #endif /* _IGB_SW_H */ 875