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 * Copyright 2014 Pluribus Networks Inc. 29 */ 30 31 #ifndef _IGB_SW_H 32 #define _IGB_SW_H 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 #include <sys/types.h> 39 #include <sys/conf.h> 40 #include <sys/debug.h> 41 #include <sys/stropts.h> 42 #include <sys/stream.h> 43 #include <sys/strsun.h> 44 #include <sys/strlog.h> 45 #include <sys/kmem.h> 46 #include <sys/stat.h> 47 #include <sys/kstat.h> 48 #include <sys/modctl.h> 49 #include <sys/errno.h> 50 #include <sys/dlpi.h> 51 #include <sys/mac_provider.h> 52 #include <sys/mac_ether.h> 53 #include <sys/vlan.h> 54 #include <sys/ddi.h> 55 #include <sys/sunddi.h> 56 #include <sys/pci.h> 57 #include <sys/pcie.h> 58 #include <sys/sdt.h> 59 #include <sys/ethernet.h> 60 #include <sys/pattr.h> 61 #include <sys/strsubr.h> 62 #include <sys/netlb.h> 63 #include <sys/random.h> 64 #include <inet/common.h> 65 #include <inet/tcp.h> 66 #include <inet/ip.h> 67 #include <inet/mi.h> 68 #include <inet/nd.h> 69 #include <sys/ddifm.h> 70 #include <sys/fm/protocol.h> 71 #include <sys/fm/util.h> 72 #include <sys/fm/io/ddi.h> 73 #include "e1000_api.h" 74 #include "e1000_82575.h" 75 76 77 #define MODULE_NAME "igb" /* module name */ 78 79 #define IGB_SUCCESS DDI_SUCCESS 80 #define IGB_FAILURE DDI_FAILURE 81 82 #define IGB_UNKNOWN 0x00 83 #define IGB_INITIALIZED 0x01 84 #define IGB_STARTED 0x02 85 #define IGB_SUSPENDED 0x04 86 #define IGB_STALL 0x08 87 #define IGB_ERROR 0x80 88 89 #define IGB_RX_STOPPED 0x1 90 91 #define IGB_INTR_NONE 0 92 #define IGB_INTR_MSIX 1 93 #define IGB_INTR_MSI 2 94 #define IGB_INTR_LEGACY 3 95 96 #define IGB_ADAPTER_REGSET 1 /* mapping adapter registers */ 97 #define IGB_ADAPTER_MSIXTAB 4 /* mapping msi-x table */ 98 99 #define IGB_NO_POLL -1 100 #define IGB_NO_FREE_SLOT -1 101 102 #define MAX_NUM_UNICAST_ADDRESSES E1000_RAR_ENTRIES 103 #define MCAST_ALLOC_COUNT 256 104 #define MAX_COOKIE 18 105 #define MIN_NUM_TX_DESC 2 106 107 /* 108 * Number of settings for interrupt throttle rate (ITR). There is one of 109 * these per msi-x vector and it needs to be the maximum of all silicon 110 * types supported by this driver. 111 */ 112 #define MAX_NUM_EITR 25 113 114 /* 115 * Maximum values for user configurable parameters 116 */ 117 #define MAX_TX_RING_SIZE 4096 118 #define MAX_RX_RING_SIZE 4096 119 #define MAX_RX_GROUP_NUM 4 120 121 #define MAX_MTU 9000 122 #define MAX_RX_LIMIT_PER_INTR 4096 123 124 #define MAX_RX_COPY_THRESHOLD 9216 125 #define MAX_TX_COPY_THRESHOLD 9216 126 #define MAX_TX_RECYCLE_THRESHOLD DEFAULT_TX_RING_SIZE 127 #define MAX_TX_OVERLOAD_THRESHOLD DEFAULT_TX_RING_SIZE 128 #define MAX_TX_RESCHED_THRESHOLD DEFAULT_TX_RING_SIZE 129 #define MAX_MCAST_NUM 8192 130 131 /* 132 * Minimum values for user configurable parameters 133 */ 134 #define MIN_TX_RING_SIZE 64 135 #define MIN_RX_RING_SIZE 64 136 #define MIN_RX_GROUP_NUM 1 137 138 #define MIN_MTU ETHERMIN 139 #define MIN_RX_LIMIT_PER_INTR 16 140 141 #define MIN_RX_COPY_THRESHOLD 0 142 #define MIN_TX_COPY_THRESHOLD 0 143 #define MIN_TX_RECYCLE_THRESHOLD MIN_NUM_TX_DESC 144 #define MIN_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC 145 #define MIN_TX_RESCHED_THRESHOLD MIN_NUM_TX_DESC 146 #define MIN_MCAST_NUM 8 147 148 /* 149 * Default values for user configurable parameters 150 */ 151 #define DEFAULT_TX_RING_SIZE 512 152 #define DEFAULT_RX_RING_SIZE 512 153 #define DEFAULT_RX_GROUP_NUM 1 154 155 #define DEFAULT_MTU ETHERMTU 156 #define DEFAULT_RX_LIMIT_PER_INTR 256 157 158 #define DEFAULT_RX_COPY_THRESHOLD 128 159 #define DEFAULT_TX_COPY_THRESHOLD 512 160 #define DEFAULT_TX_RECYCLE_THRESHOLD (MAX_COOKIE + 1) 161 #define DEFAULT_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC 162 #define DEFAULT_TX_RESCHED_THRESHOLD 128 163 #define DEFAULT_TX_RESCHED_THRESHOLD_LOW 32 164 #define DEFAULT_MCAST_NUM 4096 165 166 #define IGB_LSO_MAXLEN 65535 167 168 #define TX_DRAIN_TIME 200 169 #define RX_DRAIN_TIME 200 170 171 #define STALL_WATCHDOG_TIMEOUT 8 /* 8 seconds */ 172 173 /* 174 * Defined for IP header alignment. 175 */ 176 #define IPHDR_ALIGN_ROOM 2 177 178 /* 179 * Bit flags for attach_progress 180 */ 181 #define ATTACH_PROGRESS_PCI_CONFIG 0x0001 /* PCI config setup */ 182 #define ATTACH_PROGRESS_REGS_MAP 0x0002 /* Registers mapped */ 183 #define ATTACH_PROGRESS_PROPS 0x0004 /* Properties initialized */ 184 #define ATTACH_PROGRESS_ALLOC_INTR 0x0008 /* Interrupts allocated */ 185 #define ATTACH_PROGRESS_ALLOC_RINGS 0x0010 /* Rings allocated */ 186 #define ATTACH_PROGRESS_ADD_INTR 0x0020 /* Intr handlers added */ 187 #define ATTACH_PROGRESS_LOCKS 0x0040 /* Locks initialized */ 188 #define ATTACH_PROGRESS_INIT_ADAPTER 0x0080 /* Adapter initialized */ 189 #define ATTACH_PROGRESS_STATS 0x0200 /* Kstats created */ 190 #define ATTACH_PROGRESS_MAC 0x0800 /* MAC registered */ 191 #define ATTACH_PROGRESS_ENABLE_INTR 0x1000 /* DDI interrupts enabled */ 192 #define ATTACH_PROGRESS_FMINIT 0x2000 /* FMA initialized */ 193 194 #define PROP_ADV_AUTONEG_CAP "adv_autoneg_cap" 195 #define PROP_ADV_1000FDX_CAP "adv_1000fdx_cap" 196 #define PROP_ADV_1000HDX_CAP "adv_1000hdx_cap" 197 #define PROP_ADV_100FDX_CAP "adv_100fdx_cap" 198 #define PROP_ADV_100HDX_CAP "adv_100hdx_cap" 199 #define PROP_ADV_10FDX_CAP "adv_10fdx_cap" 200 #define PROP_ADV_10HDX_CAP "adv_10hdx_cap" 201 #define PROP_DEFAULT_MTU "default_mtu" 202 #define PROP_FLOW_CONTROL "flow_control" 203 #define PROP_TX_RING_SIZE "tx_ring_size" 204 #define PROP_RX_RING_SIZE "rx_ring_size" 205 #define PROP_MR_ENABLE "mr_enable" 206 #define PROP_RX_GROUP_NUM "rx_group_number" 207 208 #define PROP_INTR_FORCE "intr_force" 209 #define PROP_TX_HCKSUM_ENABLE "tx_hcksum_enable" 210 #define PROP_RX_HCKSUM_ENABLE "rx_hcksum_enable" 211 #define PROP_LSO_ENABLE "lso_enable" 212 #define PROP_TX_HEAD_WB_ENABLE "tx_head_wb_enable" 213 #define PROP_TX_COPY_THRESHOLD "tx_copy_threshold" 214 #define PROP_TX_RECYCLE_THRESHOLD "tx_recycle_threshold" 215 #define PROP_TX_OVERLOAD_THRESHOLD "tx_overload_threshold" 216 #define PROP_TX_RESCHED_THRESHOLD "tx_resched_threshold" 217 #define PROP_RX_COPY_THRESHOLD "rx_copy_threshold" 218 #define PROP_RX_LIMIT_PER_INTR "rx_limit_per_intr" 219 #define PROP_INTR_THROTTLING "intr_throttling" 220 #define PROP_MCAST_MAX_NUM "mcast_max_num" 221 222 #define IGB_LB_NONE 0 223 #define IGB_LB_EXTERNAL 1 224 #define IGB_LB_INTERNAL_PHY 3 225 #define IGB_LB_INTERNAL_SERDES 4 226 227 enum ioc_reply { 228 IOC_INVAL = -1, /* bad, NAK with EINVAL */ 229 IOC_DONE, /* OK, reply sent */ 230 IOC_ACK, /* OK, just send ACK */ 231 IOC_REPLY /* OK, just send reply */ 232 }; 233 234 /* 235 * For s/w context extraction from a tx frame 236 */ 237 #define TX_CXT_SUCCESS 0 238 #define TX_CXT_E_LSO_CSUM (-1) 239 #define TX_CXT_E_ETHER_TYPE (-2) 240 241 #define DMA_SYNC(area, flag) ((void) ddi_dma_sync((area)->dma_handle, \ 242 0, 0, (flag))) 243 244 /* 245 * Defined for ring index operations 246 * ASSERT(index < limit) 247 * ASSERT(step < limit) 248 * ASSERT(index1 < limit) 249 * ASSERT(index2 < limit) 250 */ 251 #define NEXT_INDEX(index, step, limit) (((index) + (step)) < (limit) ? \ 252 (index) + (step) : (index) + (step) - (limit)) 253 #define PREV_INDEX(index, step, limit) ((index) >= (step) ? \ 254 (index) - (step) : (index) + (limit) - (step)) 255 #define OFFSET(index1, index2, limit) ((index1) <= (index2) ? \ 256 (index2) - (index1) : (index2) + (limit) - (index1)) 257 258 #define LINK_LIST_INIT(_LH) \ 259 (_LH)->head = (_LH)->tail = NULL 260 261 #define LIST_GET_HEAD(_LH) ((single_link_t *)((_LH)->head)) 262 263 #define LIST_POP_HEAD(_LH) \ 264 (single_link_t *)(_LH)->head; \ 265 { \ 266 if ((_LH)->head != NULL) { \ 267 (_LH)->head = (_LH)->head->link; \ 268 if ((_LH)->head == NULL) \ 269 (_LH)->tail = NULL; \ 270 } \ 271 } 272 273 #define LIST_GET_TAIL(_LH) ((single_link_t *)((_LH)->tail)) 274 275 #define LIST_PUSH_TAIL(_LH, _E) \ 276 if ((_LH)->tail != NULL) { \ 277 (_LH)->tail->link = (single_link_t *)(_E); \ 278 (_LH)->tail = (single_link_t *)(_E); \ 279 } else { \ 280 (_LH)->head = (_LH)->tail = (single_link_t *)(_E); \ 281 } \ 282 (_E)->link = NULL; 283 284 #define LIST_GET_NEXT(_LH, _E) \ 285 (((_LH)->tail == (single_link_t *)(_E)) ? \ 286 NULL : ((single_link_t *)(_E))->link) 287 288 289 typedef struct single_link { 290 struct single_link *link; 291 } single_link_t; 292 293 typedef struct link_list { 294 single_link_t *head; 295 single_link_t *tail; 296 } link_list_t; 297 298 /* 299 * Property lookups 300 */ 301 #define IGB_PROP_EXISTS(d, n) ddi_prop_exists(DDI_DEV_T_ANY, (d), \ 302 DDI_PROP_DONTPASS, (n)) 303 #define IGB_PROP_GET_INT(d, n) ddi_prop_get_int(DDI_DEV_T_ANY, (d), \ 304 DDI_PROP_DONTPASS, (n), -1) 305 306 307 /* capability/feature flags */ 308 #define IGB_FLAG_HAS_DCA (1 << 0) /* has Direct Cache Access */ 309 #define IGB_FLAG_VMDQ_POOL (1 << 1) /* has vmdq capability */ 310 #define IGB_FLAG_NEED_CTX_IDX (1 << 2) /* context descriptor needs index */ 311 312 /* function pointer for nic-specific functions */ 313 typedef void (*igb_nic_func_t)(struct igb *); 314 315 /* adapter-specific info for each supported device type */ 316 typedef struct adapter_info { 317 /* limits */ 318 uint32_t max_rx_que_num; /* maximum number of rx queues */ 319 uint32_t min_rx_que_num; /* minimum number of rx queues */ 320 uint32_t def_rx_que_num; /* default number of rx queues */ 321 uint32_t max_tx_que_num; /* maximum number of tx queues */ 322 uint32_t min_tx_que_num; /* minimum number of tx queues */ 323 uint32_t def_tx_que_num; /* default number of tx queues */ 324 uint32_t max_intr_throttle; /* maximum interrupt throttle */ 325 uint32_t min_intr_throttle; /* minimum interrupt throttle */ 326 uint32_t def_intr_throttle; /* default interrupt throttle */ 327 /* function pointers */ 328 igb_nic_func_t enable_intr; /* enable adapter interrupts */ 329 igb_nic_func_t setup_msix; /* set up msi-x vectors */ 330 /* capabilities */ 331 uint32_t flags; /* capability flags */ 332 uint32_t rxdctl_mask; /* mask for RXDCTL register */ 333 } adapter_info_t; 334 335 typedef union igb_ether_addr { 336 struct { 337 uint32_t high; 338 uint32_t low; 339 } reg; 340 struct { 341 uint8_t set; 342 uint8_t group_index; 343 uint8_t addr[ETHERADDRL]; 344 } mac; 345 } igb_ether_addr_t; 346 347 typedef enum { 348 USE_NONE, 349 USE_COPY, 350 USE_DMA 351 } tx_type_t; 352 353 typedef struct tx_context { 354 uint32_t hcksum_flags; 355 uint32_t ip_hdr_len; 356 uint32_t mac_hdr_len; 357 uint32_t l4_proto; 358 uint32_t mss; 359 uint32_t l4_hdr_len; 360 boolean_t lso_flag; 361 } tx_context_t; 362 363 /* Hold address/length of each DMA segment */ 364 typedef struct sw_desc { 365 uint64_t address; 366 size_t length; 367 } sw_desc_t; 368 369 /* Handles and addresses of DMA buffer */ 370 typedef struct dma_buffer { 371 caddr_t address; /* Virtual address */ 372 uint64_t dma_address; /* DMA (Hardware) address */ 373 ddi_acc_handle_t acc_handle; /* Data access handle */ 374 ddi_dma_handle_t dma_handle; /* DMA handle */ 375 size_t size; /* Buffer size */ 376 size_t len; /* Data length in the buffer */ 377 } dma_buffer_t; 378 379 /* 380 * Tx Control Block 381 */ 382 typedef struct tx_control_block { 383 single_link_t link; 384 uint32_t last_index; 385 uint32_t frag_num; 386 uint32_t desc_num; 387 mblk_t *mp; 388 tx_type_t tx_type; 389 ddi_dma_handle_t tx_dma_handle; 390 dma_buffer_t tx_buf; 391 sw_desc_t desc[MAX_COOKIE]; 392 } tx_control_block_t; 393 394 /* 395 * RX Control Block 396 */ 397 typedef struct rx_control_block { 398 mblk_t *mp; 399 uint32_t ref_cnt; 400 dma_buffer_t rx_buf; 401 frtn_t free_rtn; 402 struct igb_rx_data *rx_data; 403 } rx_control_block_t; 404 405 /* 406 * Software Data Structure for Tx Ring 407 */ 408 typedef struct igb_tx_ring { 409 uint32_t index; /* Ring index */ 410 uint32_t intr_vector; /* Interrupt vector index */ 411 412 /* 413 * Mutexes 414 */ 415 kmutex_t tx_lock; 416 kmutex_t recycle_lock; 417 kmutex_t tcb_head_lock; 418 kmutex_t tcb_tail_lock; 419 420 /* 421 * Tx descriptor ring definitions 422 */ 423 dma_buffer_t tbd_area; 424 union e1000_adv_tx_desc *tbd_ring; 425 uint32_t tbd_head; /* Index of next tbd to recycle */ 426 uint32_t tbd_tail; /* Index of next tbd to transmit */ 427 uint32_t tbd_free; /* Number of free tbd */ 428 429 /* 430 * Tx control block list definitions 431 */ 432 tx_control_block_t *tcb_area; 433 tx_control_block_t **work_list; 434 tx_control_block_t **free_list; 435 uint32_t tcb_head; /* Head index of free list */ 436 uint32_t tcb_tail; /* Tail index of free list */ 437 uint32_t tcb_free; /* Number of free tcb in free list */ 438 439 uint32_t *tbd_head_wb; /* Head write-back */ 440 uint32_t (*tx_recycle)(struct igb_tx_ring *); 441 442 /* 443 * s/w context structure for TCP/UDP checksum offload and LSO. 444 */ 445 tx_context_t tx_context; 446 447 /* 448 * Tx ring settings and status 449 */ 450 uint32_t ring_size; /* Tx descriptor ring size */ 451 uint32_t free_list_size; /* Tx free list size */ 452 453 boolean_t reschedule; 454 uint32_t recycle_fail; 455 uint32_t stall_watchdog; 456 457 /* 458 * Per-ring statistics 459 */ 460 uint64_t tx_pkts; /* Packets Transmitted Count */ 461 uint64_t tx_bytes; /* Bytes Transmitted Count */ 462 463 #ifdef IGB_DEBUG 464 /* 465 * Debug statistics 466 */ 467 uint32_t stat_overload; 468 uint32_t stat_fail_no_tbd; 469 uint32_t stat_fail_no_tcb; 470 uint32_t stat_fail_dma_bind; 471 uint32_t stat_reschedule; 472 uint32_t stat_pkt_cnt; 473 #endif 474 475 /* 476 * Pointer to the igb struct 477 */ 478 struct igb *igb; 479 mac_ring_handle_t ring_handle; /* call back ring handle */ 480 } igb_tx_ring_t; 481 482 /* 483 * Software Receive Ring 484 */ 485 typedef struct igb_rx_data { 486 kmutex_t recycle_lock; /* Recycle lock, for rcb_tail */ 487 488 /* 489 * Rx descriptor ring definitions 490 */ 491 dma_buffer_t rbd_area; /* DMA buffer of rx desc ring */ 492 union e1000_adv_rx_desc *rbd_ring; /* Rx desc ring */ 493 uint32_t rbd_next; /* Index of next rx desc */ 494 495 /* 496 * Rx control block list definitions 497 */ 498 rx_control_block_t *rcb_area; 499 rx_control_block_t **work_list; /* Work list of rcbs */ 500 rx_control_block_t **free_list; /* Free list of rcbs */ 501 uint32_t rcb_head; /* Index of next free rcb */ 502 uint32_t rcb_tail; /* Index to put recycled rcb */ 503 uint32_t rcb_free; /* Number of free rcbs */ 504 505 /* 506 * Rx sw ring settings and status 507 */ 508 uint32_t ring_size; /* Rx descriptor ring size */ 509 uint32_t free_list_size; /* Rx free list size */ 510 511 uint32_t rcb_pending; 512 uint32_t flag; 513 514 struct igb_rx_ring *rx_ring; /* Pointer to rx ring */ 515 } igb_rx_data_t; 516 517 /* 518 * Software Data Structure for Rx Ring 519 */ 520 typedef struct igb_rx_ring { 521 uint32_t index; /* Ring index */ 522 uint32_t intr_vector; /* Interrupt vector index */ 523 524 igb_rx_data_t *rx_data; /* Rx software ring */ 525 526 kmutex_t rx_lock; /* Rx access lock */ 527 528 /* 529 * Per-ring statistics 530 */ 531 uint64_t rx_pkts; /* Packets Received Count */ 532 uint64_t rx_bytes; /* Bytes Received Count */ 533 534 #ifdef IGB_DEBUG 535 /* 536 * Debug statistics 537 */ 538 uint32_t stat_frame_error; 539 uint32_t stat_cksum_error; 540 uint32_t stat_exceed_pkt; 541 uint32_t stat_pkt_cnt; 542 #endif 543 544 struct igb *igb; /* Pointer to igb struct */ 545 mac_ring_handle_t ring_handle; /* call back ring handle */ 546 uint32_t group_index; /* group index */ 547 uint64_t ring_gen_num; 548 } igb_rx_ring_t; 549 550 /* 551 * Software Receive Ring Group 552 */ 553 typedef struct igb_rx_group { 554 uint32_t index; /* Group index */ 555 mac_group_handle_t group_handle; /* call back group handle */ 556 struct igb *igb; /* Pointer to igb struct */ 557 } igb_rx_group_t; 558 559 typedef struct igb { 560 int instance; 561 mac_handle_t mac_hdl; 562 dev_info_t *dip; 563 struct e1000_hw hw; 564 struct igb_osdep osdep; 565 566 adapter_info_t *capab; /* adapter capabilities */ 567 568 uint32_t igb_state; 569 link_state_t link_state; 570 uint32_t link_speed; 571 uint32_t link_duplex; 572 boolean_t link_complete; 573 timeout_id_t link_tid; 574 575 uint32_t reset_count; 576 uint32_t attach_progress; 577 uint32_t loopback_mode; 578 uint32_t default_mtu; 579 uint32_t max_frame_size; 580 uint32_t dout_sync; 581 582 uint32_t rcb_pending; 583 584 uint32_t mr_enable; /* Enable multiple rings */ 585 uint32_t vmdq_mode; /* Mode of VMDq */ 586 587 /* 588 * Receive Rings and Groups 589 */ 590 igb_rx_ring_t *rx_rings; /* Array of rx rings */ 591 uint32_t num_rx_rings; /* Number of rx rings in use */ 592 uint32_t rx_ring_size; /* Rx descriptor ring size */ 593 uint32_t rx_buf_size; /* Rx buffer size */ 594 igb_rx_group_t *rx_groups; /* Array of rx groups */ 595 uint32_t num_rx_groups; /* Number of rx groups in use */ 596 597 /* 598 * Transmit Rings 599 */ 600 igb_tx_ring_t *tx_rings; /* Array of tx rings */ 601 uint32_t num_tx_rings; /* Number of tx rings in use */ 602 uint32_t tx_ring_size; /* Tx descriptor ring size */ 603 uint32_t tx_buf_size; /* Tx buffer size */ 604 605 boolean_t tx_ring_init; 606 boolean_t tx_head_wb_enable; /* Tx head wrtie-back */ 607 boolean_t tx_hcksum_enable; /* Tx h/w cksum offload */ 608 boolean_t lso_enable; /* Large Segment Offload */ 609 uint32_t tx_copy_thresh; /* Tx copy threshold */ 610 uint32_t tx_recycle_thresh; /* Tx recycle threshold */ 611 uint32_t tx_overload_thresh; /* Tx overload threshold */ 612 uint32_t tx_resched_thresh; /* Tx reschedule threshold */ 613 boolean_t rx_hcksum_enable; /* Rx h/w cksum offload */ 614 uint32_t rx_copy_thresh; /* Rx copy threshold */ 615 uint32_t rx_limit_per_intr; /* Rx pkts per interrupt */ 616 617 uint32_t intr_throttling[MAX_NUM_EITR]; 618 uint32_t intr_force; 619 620 int intr_type; 621 int intr_cnt; 622 int intr_cap; 623 size_t intr_size; 624 uint_t intr_pri; 625 ddi_intr_handle_t *htable; 626 uint32_t eims_mask; 627 uint32_t ims_mask; 628 629 kmutex_t gen_lock; /* General lock for device access */ 630 kmutex_t watchdog_lock; 631 kmutex_t link_lock; 632 kmutex_t rx_pending_lock; 633 634 boolean_t watchdog_enable; 635 boolean_t watchdog_start; 636 timeout_id_t watchdog_tid; 637 638 boolean_t unicst_init; 639 uint32_t unicst_avail; 640 uint32_t unicst_total; 641 igb_ether_addr_t unicst_addr[MAX_NUM_UNICAST_ADDRESSES]; 642 uint32_t mcast_count; 643 uint32_t mcast_alloc_count; 644 uint32_t mcast_max_num; 645 struct ether_addr *mcast_table; 646 647 /* 648 * Kstat definitions 649 */ 650 kstat_t *igb_ks; 651 652 /* 653 * Backing store for MAC stats. These are reported via GLDv3, instead 654 * of via our private kstat structure. 655 */ 656 uint64_t stat_tor; /* rbytes */ 657 uint64_t stat_tpr; /* rpackets */ 658 uint64_t stat_tot; /* obytes */ 659 uint64_t stat_tpt; /* opackets */ 660 uint64_t stat_colc; /* collisions */ 661 uint64_t stat_mcc; /* multi colls */ 662 uint64_t stat_scc; /* single colls */ 663 uint64_t stat_ecol; /* excessive colls */ 664 uint64_t stat_latecol; /* late colls */ 665 uint64_t stat_bptc; /* xmit bcast */ 666 uint64_t stat_mptc; /* xmit bcast */ 667 uint64_t stat_bprc; /* recv bcast */ 668 uint64_t stat_mprc; /* recv mcast */ 669 uint64_t stat_rnbc; /* recv nobuf */ 670 uint64_t stat_roc; /* recv toolong */ 671 uint64_t stat_sec; /* sqe errors */ 672 uint64_t stat_dc; /* defer */ 673 uint64_t stat_algnerrc; /* align errors */ 674 uint64_t stat_crcerrs; /* crc errors */ 675 uint64_t stat_cexterr; /* carrier extension errors */ 676 uint64_t stat_ruc; /* recv tooshort */ 677 uint64_t stat_rjc; /* recv jabber */ 678 uint64_t stat_rxerrc; /* recv errors */ 679 680 uint32_t param_en_1000fdx_cap:1, 681 param_en_1000hdx_cap:1, 682 param_en_100t4_cap:1, 683 param_en_100fdx_cap:1, 684 param_en_100hdx_cap:1, 685 param_en_10fdx_cap:1, 686 param_en_10hdx_cap:1, 687 param_1000fdx_cap:1, 688 param_1000hdx_cap:1, 689 param_100t4_cap:1, 690 param_100fdx_cap:1, 691 param_100hdx_cap:1, 692 param_10fdx_cap:1, 693 param_10hdx_cap:1, 694 param_autoneg_cap:1, 695 param_pause_cap:1, 696 param_asym_pause_cap:1, 697 param_rem_fault:1, 698 param_adv_1000fdx_cap:1, 699 param_adv_1000hdx_cap:1, 700 param_adv_100t4_cap:1, 701 param_adv_100fdx_cap:1, 702 param_adv_100hdx_cap:1, 703 param_adv_10fdx_cap:1, 704 param_adv_10hdx_cap:1, 705 param_adv_autoneg_cap:1, 706 param_adv_pause_cap:1, 707 param_adv_asym_pause_cap:1, 708 param_adv_rem_fault:1, 709 param_lp_1000fdx_cap:1, 710 param_lp_1000hdx_cap:1, 711 param_lp_100t4_cap:1; 712 713 uint32_t param_lp_100fdx_cap:1, 714 param_lp_100hdx_cap:1, 715 param_lp_10fdx_cap:1, 716 param_lp_10hdx_cap:1, 717 param_lp_autoneg_cap:1, 718 param_lp_pause_cap:1, 719 param_lp_asym_pause_cap:1, 720 param_lp_rem_fault:1, 721 param_pad_to_32:24; 722 723 /* 724 * FMA capabilities 725 */ 726 int fm_capabilities; 727 728 ulong_t page_size; 729 } igb_t; 730 731 typedef struct igb_stat { 732 733 kstat_named_t reset_count; /* Reset Count */ 734 kstat_named_t dout_sync; /* DMA out of sync */ 735 #ifdef IGB_DEBUG 736 kstat_named_t rx_frame_error; /* Rx Error in Packet */ 737 kstat_named_t rx_cksum_error; /* Rx Checksum Error */ 738 kstat_named_t rx_exceed_pkt; /* Rx Exceed Max Pkt Count */ 739 740 kstat_named_t tx_overload; /* Tx Desc Ring Overload */ 741 kstat_named_t tx_fail_no_tcb; /* Tx Fail Freelist Empty */ 742 kstat_named_t tx_fail_no_tbd; /* Tx Fail Desc Ring Empty */ 743 kstat_named_t tx_fail_dma_bind; /* Tx Fail DMA bind */ 744 kstat_named_t tx_reschedule; /* Tx Reschedule */ 745 746 kstat_named_t gprc; /* Good Packets Received Count */ 747 kstat_named_t gptc; /* Good Packets Xmitted Count */ 748 kstat_named_t gor; /* Good Octets Received Count */ 749 kstat_named_t got; /* Good Octets Xmitd Count */ 750 kstat_named_t prc64; /* Packets Received - 64b */ 751 kstat_named_t prc127; /* Packets Received - 65-127b */ 752 kstat_named_t prc255; /* Packets Received - 127-255b */ 753 kstat_named_t prc511; /* Packets Received - 256-511b */ 754 kstat_named_t prc1023; /* Packets Received - 511-1023b */ 755 kstat_named_t prc1522; /* Packets Received - 1024-1522b */ 756 kstat_named_t ptc64; /* Packets Xmitted (64b) */ 757 kstat_named_t ptc127; /* Packets Xmitted (64-127b) */ 758 kstat_named_t ptc255; /* Packets Xmitted (128-255b) */ 759 kstat_named_t ptc511; /* Packets Xmitted (255-511b) */ 760 kstat_named_t ptc1023; /* Packets Xmitted (512-1023b) */ 761 kstat_named_t ptc1522; /* Packets Xmitted (1024-1522b */ 762 #endif 763 kstat_named_t symerrs; /* Symbol Error Count */ 764 kstat_named_t mpc; /* Missed Packet Count */ 765 kstat_named_t rlec; /* Receive Length Error Count */ 766 kstat_named_t xonrxc; /* XON Received Count */ 767 kstat_named_t xontxc; /* XON Xmitted Count */ 768 kstat_named_t xoffrxc; /* XOFF Received Count */ 769 kstat_named_t xofftxc; /* Xoff Xmitted Count */ 770 kstat_named_t fcruc; /* Unknown Flow Conrol Packet Rcvd Count */ 771 kstat_named_t rfc; /* Receive Frag Count */ 772 kstat_named_t tncrs; /* Transmit with no CRS */ 773 kstat_named_t tsctc; /* TCP seg contexts xmit count */ 774 kstat_named_t tsctfc; /* TCP seg contexts xmit fail count */ 775 } igb_stat_t; 776 777 /* 778 * Function prototypes in e1000_osdep.c 779 */ 780 void e1000_write_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *); 781 void e1000_read_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *); 782 int32_t e1000_read_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *); 783 int32_t e1000_write_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *); 784 void e1000_rar_clear(struct e1000_hw *, uint32_t); 785 void e1000_rar_set_vmdq(struct e1000_hw *, const uint8_t *, uint32_t, 786 uint32_t, uint8_t); 787 788 /* 789 * Function prototypes in igb_buf.c 790 */ 791 int igb_alloc_dma(igb_t *); 792 void igb_free_dma(igb_t *); 793 void igb_free_dma_buffer(dma_buffer_t *); 794 int igb_alloc_rx_ring_data(igb_rx_ring_t *rx_ring); 795 void igb_free_rx_ring_data(igb_rx_data_t *rx_data); 796 797 /* 798 * Function prototypes in igb_main.c 799 */ 800 int igb_start(igb_t *, boolean_t); 801 void igb_stop(igb_t *, boolean_t); 802 int igb_setup_link(igb_t *, boolean_t); 803 int igb_unicst_find(igb_t *, const uint8_t *); 804 int igb_unicst_set(igb_t *, const uint8_t *, int); 805 int igb_multicst_add(igb_t *, const uint8_t *); 806 int igb_multicst_remove(igb_t *, const uint8_t *); 807 enum ioc_reply igb_loopback_ioctl(igb_t *, struct iocblk *, mblk_t *); 808 void igb_enable_watchdog_timer(igb_t *); 809 void igb_disable_watchdog_timer(igb_t *); 810 int igb_atomic_reserve(uint32_t *, uint32_t); 811 int igb_check_acc_handle(ddi_acc_handle_t); 812 int igb_check_dma_handle(ddi_dma_handle_t); 813 void igb_fm_ereport(igb_t *, char *); 814 void igb_set_fma_flags(int); 815 816 /* 817 * Function prototypes in igb_gld.c 818 */ 819 int igb_m_start(void *); 820 void igb_m_stop(void *); 821 int igb_m_promisc(void *, boolean_t); 822 int igb_m_multicst(void *, boolean_t, const uint8_t *); 823 int igb_m_unicst(void *, const uint8_t *); 824 int igb_m_stat(void *, uint_t, uint64_t *); 825 void igb_m_resources(void *); 826 void igb_m_ioctl(void *, queue_t *, mblk_t *); 827 boolean_t igb_m_getcapab(void *, mac_capab_t, void *); 828 void igb_fill_ring(void *, mac_ring_type_t, const int, const int, 829 mac_ring_info_t *, mac_ring_handle_t); 830 int igb_m_setprop(void *, const char *, mac_prop_id_t, uint_t, const void *); 831 int igb_m_getprop(void *, const char *, mac_prop_id_t, uint_t, void *); 832 void igb_m_propinfo(void *, const char *, mac_prop_id_t, 833 mac_prop_info_handle_t); 834 int igb_set_priv_prop(igb_t *, const char *, uint_t, const void *); 835 int igb_get_priv_prop(igb_t *, const char *, uint_t, void *); 836 void igb_priv_prop_info(igb_t *, const char *, mac_prop_info_handle_t); 837 boolean_t igb_param_locked(mac_prop_id_t); 838 void igb_fill_group(void *arg, mac_ring_type_t, const int, 839 mac_group_info_t *, mac_group_handle_t); 840 int igb_rx_ring_intr_enable(mac_intr_handle_t); 841 int igb_rx_ring_intr_disable(mac_intr_handle_t); 842 int igb_get_def_val(igb_t *, mac_prop_id_t, uint_t, void *); 843 844 /* 845 * Function prototypes in igb_rx.c 846 */ 847 mblk_t *igb_rx(igb_rx_ring_t *, int); 848 void igb_rx_recycle(caddr_t arg); 849 850 /* 851 * Function prototypes in igb_tx.c 852 */ 853 void igb_free_tcb(tx_control_block_t *); 854 void igb_put_free_list(igb_tx_ring_t *, link_list_t *); 855 uint32_t igb_tx_recycle_legacy(igb_tx_ring_t *); 856 uint32_t igb_tx_recycle_head_wb(igb_tx_ring_t *); 857 858 /* 859 * Function prototypes in igb_stat.c 860 */ 861 int igb_init_stats(igb_t *); 862 863 mblk_t *igb_rx_ring_poll(void *, int); 864 mblk_t *igb_tx_ring_send(void *, mblk_t *); 865 int igb_rx_ring_stat(mac_ring_driver_t, uint_t, uint64_t *); 866 int igb_tx_ring_stat(mac_ring_driver_t, uint_t, uint64_t *); 867 868 #ifdef __cplusplus 869 } 870 #endif 871 872 #endif /* _IGB_SW_H */ 873