1 /* $NetBSD: ixgbe.h,v 1.99 2024/09/19 17:57:15 andvar Exp $ */ 2 3 /****************************************************************************** 4 SPDX-License-Identifier: BSD-3-Clause 5 6 Copyright (c) 2001-2017, Intel Corporation 7 All rights reserved. 8 9 Redistribution and use in source and binary forms, with or without 10 modification, are permitted provided that the following conditions are met: 11 12 1. Redistributions of source code must retain the above copyright notice, 13 this list of conditions and the following disclaimer. 14 15 2. Redistributions in binary form must reproduce the above copyright 16 notice, this list of conditions and the following disclaimer in the 17 documentation and/or other materials provided with the distribution. 18 19 3. Neither the name of the Intel Corporation nor the names of its 20 contributors may be used to endorse or promote products derived from 21 this software without specific prior written permission. 22 23 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 24 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 27 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 POSSIBILITY OF SUCH DAMAGE. 34 35 ******************************************************************************/ 36 /*$FreeBSD: head/sys/dev/ixgbe/ixgbe.h 327031 2017-12-20 18:15:06Z erj $*/ 37 38 /* 39 * Copyright (c) 2011 The NetBSD Foundation, Inc. 40 * All rights reserved. 41 * 42 * This code is derived from software contributed to The NetBSD Foundation 43 * by Coyote Point Systems, Inc. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 55 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 56 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 57 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 58 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 59 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 60 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 61 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 62 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 63 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 64 * POSSIBILITY OF SUCH DAMAGE. 65 */ 66 67 68 #ifndef _IXGBE_H_ 69 #define _IXGBE_H_ 70 71 72 #include <sys/param.h> 73 #include <sys/reboot.h> 74 #include <sys/systm.h> 75 #include <sys/pcq.h> 76 #include <sys/mbuf.h> 77 #include <sys/protosw.h> 78 #include <sys/socket.h> 79 #include <sys/malloc.h> 80 #include <sys/kernel.h> 81 #include <sys/module.h> 82 #include <sys/sockio.h> 83 #include <sys/percpu.h> 84 85 #include <net/if.h> 86 #include <net/if_arp.h> 87 #include <net/bpf.h> 88 #include <net/if_ether.h> 89 #include <net/if_dl.h> 90 #include <net/if_media.h> 91 92 #include <net/if_types.h> 93 #include <net/if_vlanvar.h> 94 95 #include <netinet/in_systm.h> 96 #include <netinet/in.h> 97 #include <netinet/ip.h> 98 #include <netinet/ip6.h> 99 #include <netinet/tcp.h> 100 #include <netinet/udp.h> 101 102 #include <sys/bus.h> 103 #include <dev/pci/pcivar.h> 104 #include <dev/pci/pcireg.h> 105 #include <sys/proc.h> 106 #include <sys/sysctl.h> 107 #include <sys/endian.h> 108 #include <sys/workqueue.h> 109 #include <sys/cpu.h> 110 #include <sys/interrupt.h> 111 #include <sys/bitops.h> 112 113 #include "ixgbe_netbsd.h" 114 #include "ixgbe_api.h" 115 #include "ixgbe_common.h" 116 #include "ixgbe_vf.h" 117 #include "ixgbe_features.h" 118 119 /* Tunables */ 120 121 /* 122 * TxDescriptors Valid Range: 64-4096 Default Value: 2048 This value is the 123 * number of transmit descriptors allocated by the driver. Increasing this 124 * value allows the driver to queue more transmits. Each descriptor is 16 125 * bytes. Performance tests have show the 2K value to be optimal for top 126 * performance. 127 */ 128 #define DEFAULT_TXD 2048 129 #define MAX_TXD 4096 130 #define MIN_TXD 64 131 132 /* 133 * RxDescriptors Valid Range: 64-4096 Default Value: 2048 This value is the 134 * number of receive descriptors allocated for each RX queue. Increasing this 135 * value allows the driver to buffer more incoming packets. Each descriptor 136 * is 16 bytes. A receive buffer is also allocated for each descriptor. 137 * 138 * Note: with 8 rings and a dual port card, it is possible to bump up 139 * against the system mbuf pool limit, you can tune nmbclusters 140 * to adjust for this. 141 */ 142 #define DEFAULT_RXD 2048 143 #define MAX_RXD 4096 144 #define MIN_RXD 64 145 146 /* Alignment for rings */ 147 #define DBA_ALIGN 128 148 149 /* 150 * This is the max watchdog interval, ie. the time that can 151 * pass between any two TX clean operations, such only happening 152 * when the TX hardware is functioning. 153 */ 154 #define IXGBE_WATCHDOG (10 * hz) 155 156 /* 157 * This parameters control when the driver calls the routine to reclaim 158 * transmit descriptors. 159 */ 160 #define IXGBE_TX_CLEANUP_THRESHOLD(_a) ((_a)->num_tx_desc / 8) 161 #define IXGBE_TX_OP_THRESHOLD(_a) ((_a)->num_tx_desc / 32) 162 163 /* These defines are used in MTU calculations */ 164 #define IXGBE_MAX_FRAME_SIZE 9728 165 #define IXGBE_MTU_HDR (ETHER_HDR_LEN + ETHER_CRC_LEN) 166 #define IXGBE_MTU_HDR_VLAN (ETHER_HDR_LEN + ETHER_CRC_LEN + \ 167 ETHER_VLAN_ENCAP_LEN) 168 #define IXGBE_MAX_MTU (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR) 169 #define IXGBE_MAX_MTU_VLAN (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR_VLAN) 170 171 /* Flow control constants */ 172 #define IXGBE_FC_PAUSE 0xFFFF 173 174 /* 175 * Used for optimizing small rx mbufs. Effort is made to keep the copy 176 * small and aligned for the CPU L1 cache. 177 * 178 * MHLEN is typically 168 bytes, giving us 8-byte alignment. Getting 179 * 32 byte alignment needed for the fast bcopy results in 8 bytes being 180 * wasted. Getting 64 byte alignment, which _should_ be ideal for 181 * modern Intel CPUs, results in 40 bytes wasted and a significant drop 182 * in observed efficiency of the optimization, 97.9% -> 81.8%. 183 */ 184 #define IXGBE_RX_COPY_LEN_MAX (MHLEN - ETHER_ALIGN) 185 186 /* 187 * Default TX WTHRESH value. 188 * Currently, we don't use the Tx Head Pointer Write Back function. 189 */ 190 #define IXGBE_TX_WTHRESH 5 191 192 /* 193 * The max number of descriptors that one packet can use is 40 - WTHRESH - 2. 194 * Though 82598 does not have this limit, we don't want long TX chain. 195 * 33 should be large enough even for 64K TSO 196 * (32 * 2K mbuf cluster and 1 x mbuf header). 197 * 198 * Reference: 82599-X550 datasheet 7.2.1.1 "Transmit Storage in System Memory". 199 */ 200 #define IXGBE_82599_SCATTER_MAX (40 - IXGBE_TX_WTHRESH - 2) 201 #define IXGBE_SCATTER_DEFAULT 33 202 203 /* Defines for printing debug information */ 204 #define DEBUG_INIT 0 205 #define DEBUG_IOCTL 0 206 #define DEBUG_HW 0 207 208 #define INIT_DEBUGOUT(S) if (DEBUG_INIT) printf(S "\n") 209 #define INIT_DEBUGOUT1(S, A) if (DEBUG_INIT) printf(S "\n", A) 210 #define INIT_DEBUGOUT2(S, A, B) if (DEBUG_INIT) printf(S "\n", A, B) 211 #define IOCTL_DEBUGOUT(S) if (DEBUG_IOCTL) printf(S "\n") 212 #define IOCTL_DEBUGOUT1(S, A) if (DEBUG_IOCTL) printf(S "\n", A) 213 #define IOCTL_DEBUGOUT2(S, A, B) if (DEBUG_IOCTL) printf(S "\n", A, B) 214 #define HW_DEBUGOUT(S) if (DEBUG_HW) printf(S "\n") 215 #define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A) 216 #define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B) 217 218 #define MAX_NUM_MULTICAST_ADDRESSES 128 219 #define MSIX_82598_BAR 3 220 #define MSIX_82599_BAR 4 221 #define IXGBE_TSO_SIZE 262140 222 #define IXGBE_RX_HDR 128 223 #define IXGBE_VFTA_SIZE 128 224 #define IXGBE_BR_SIZE 2048 225 #define IXGBE_QUEUE_MIN_FREE 32 226 #define IXGBE_MAX_TX_BUSY 10 227 #define IXGBE_QUEUE_HUNG 0x80000000 228 229 #define IXGBE_EITR_DEFAULT 128 230 231 /* IOCTL define to gather SFP+ Diagnostic data */ 232 #define SIOCGI2C SIOCGIFGENERIC 233 234 /* Offload bits in mbuf flag */ 235 #define M_CSUM_OFFLOAD \ 236 (M_CSUM_IPv4|M_CSUM_UDPv4|M_CSUM_TCPv4|M_CSUM_UDPv6|M_CSUM_TCPv6) 237 238 /* Backward compatibility items for very old versions */ 239 #ifndef pci_find_cap 240 #define pci_find_cap pci_find_extcap 241 #endif 242 243 #ifndef DEVMETHOD_END 244 #define DEVMETHOD_END { NULL, NULL } 245 #endif 246 247 /* 248 * Interrupt Moderation parameters 249 */ 250 #define IXGBE_LOW_LATENCY 128 251 #define IXGBE_AVE_LATENCY 400 252 #define IXGBE_BULK_LATENCY 1200 253 254 /* Using 1FF (the max value), the interval is ~1.05ms */ 255 #define IXGBE_LINK_ITR_QUANTA 0x1FF 256 #define IXGBE_LINK_ITR ((IXGBE_LINK_ITR_QUANTA << 3) & \ 257 IXGBE_EITR_ITR_INT_MASK) 258 259 260 /************************************************************************ 261 * vendor_info_array 262 * 263 * Contains the list of Subvendor/Subdevice IDs on 264 * which the driver should load. 265 ************************************************************************/ 266 typedef struct _ixgbe_vendor_info_t { 267 unsigned int vendor_id; 268 unsigned int device_id; 269 unsigned int subvendor_id; 270 unsigned int subdevice_id; 271 unsigned int index; 272 } ixgbe_vendor_info_t; 273 274 /* This is used to get SFP+ module data */ 275 struct ixgbe_i2c_req { 276 u8 dev_addr; 277 u8 offset; 278 u8 len; 279 u8 data[8]; 280 }; 281 282 struct ixgbe_bp_data { 283 u32 low; 284 u32 high; 285 u32 log; 286 }; 287 288 struct ixgbe_tx_buf { 289 union ixgbe_adv_tx_desc *eop; 290 struct mbuf *m_head; 291 bus_dmamap_t map; 292 }; 293 294 struct ixgbe_rx_buf { 295 struct mbuf *buf; 296 struct mbuf *fmp; 297 bus_dmamap_t pmap; 298 u_int flags; 299 #define IXGBE_RX_COPY 0x01 300 uint64_t addr; 301 }; 302 303 /* 304 * Bus dma allocation structure used by ixgbe_dma_malloc and ixgbe_dma_free 305 */ 306 struct ixgbe_dma_alloc { 307 bus_addr_t dma_paddr; 308 void *dma_vaddr; 309 ixgbe_dma_tag_t *dma_tag; 310 bus_dmamap_t dma_map; 311 bus_dma_segment_t dma_seg; 312 bus_size_t dma_size; 313 }; 314 315 struct ixgbe_mc_addr { 316 u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; 317 u32 vmdq; 318 }; 319 320 /* 321 * Driver queue struct: this is the interrupt container 322 * for the associated tx and rx ring. 323 */ 324 struct ix_queue { 325 struct ixgbe_softc *sc; 326 u32 msix; /* This queue's MSI-X vector */ 327 u32 eitr_setting; 328 u8 me; 329 struct resource *res; 330 int busy; 331 struct tx_ring *txr; 332 struct rx_ring *rxr; 333 struct work wq_cookie; 334 void *que_si; 335 /* Per queue event conters */ 336 struct evcnt irqs; /* Hardware interrupt */ 337 struct evcnt handleq; /* software_interrupt */ 338 struct evcnt req; /* deferred */ 339 char namebuf[32]; /* Name for sysctl */ 340 char evnamebuf[32]; /* Name for evcnt */ 341 342 /* Lock for disabled_count and this queue's EIMS/EIMC bit */ 343 kmutex_t dc_mtx; 344 /* 345 * disabled_count means: 346 * 0 : this queue is enabled 347 * > 0 : this queue is disabled 348 * the value is ixgbe_disable_queue() called count 349 */ 350 int disabled_count; 351 bool txrx_use_workqueue; 352 }; 353 354 /* 355 * The transmit ring, one per queue 356 */ 357 struct tx_ring { 358 struct ixgbe_softc *sc; 359 kmutex_t tx_mtx; 360 u8 me; 361 u32 tail; 362 int busy; 363 union ixgbe_adv_tx_desc *tx_base; 364 struct ixgbe_tx_buf *tx_buffers; 365 struct ixgbe_dma_alloc txdma; 366 volatile u16 tx_avail; 367 u16 next_avail_desc; 368 u16 next_to_clean; 369 u16 num_desc; 370 ixgbe_dma_tag_t *txtag; 371 #if 0 372 char mtx_name[16]; /* NetBSD has no mutex name */ 373 #endif 374 pcq_t *txr_interq; 375 struct work wq_cookie; 376 void *txr_si; 377 bool txr_no_space; /* Like IFF_OACTIVE */ 378 379 #ifdef IXGBE_FDIR 380 /* Flow Director */ 381 u16 atr_sample; 382 u16 atr_count; 383 #endif 384 385 u64 bytes; /* Used for AIM */ 386 u64 packets; 387 /* Soft Stats */ 388 struct evcnt total_packets; 389 struct evcnt pcq_drops; 390 struct evcnt no_desc_avail; 391 struct evcnt tso_tx; 392 /* Per queue conters. The adapter total is in struct adapter */ 393 u64 q_efbig_tx_dma_setup; 394 u64 q_mbuf_defrag_failed; 395 u64 q_efbig2_tx_dma_setup; 396 u64 q_einval_tx_dma_setup; 397 u64 q_other_tx_dma_setup; 398 u64 q_eagain_tx_dma_setup; 399 u64 q_enomem_tx_dma_setup; 400 u64 q_tso_err; 401 }; 402 403 404 /* 405 * The Receive ring, one per rx queue 406 */ 407 struct rx_ring { 408 struct ixgbe_softc *sc; 409 kmutex_t rx_mtx; 410 u8 me; 411 u32 tail; 412 union ixgbe_adv_rx_desc *rx_base; 413 struct ixgbe_dma_alloc rxdma; 414 #ifdef LRO 415 struct lro_ctrl lro; 416 bool lro_enabled; 417 #endif /* LRO */ 418 #ifdef RSC 419 bool hw_rsc; 420 #endif 421 bool vtag_strip; 422 bool discard_multidesc; 423 u16 next_to_refresh; 424 u16 next_to_check; 425 u16 num_desc; 426 u16 mbuf_sz; 427 #if 0 428 char mtx_name[16]; /* NetBSD has no mutex name */ 429 #endif 430 struct ixgbe_rx_buf *rx_buffers; 431 ixgbe_dma_tag_t *ptag; 432 433 u64 bytes; /* Used for AIM calc */ 434 u64 packets; 435 436 /* Soft stats */ 437 struct evcnt rx_copies; 438 struct evcnt rx_packets; 439 struct evcnt rx_bytes; 440 struct evcnt rx_discarded; 441 struct evcnt no_mbuf; 442 #ifdef RSC 443 u64 rsc_num; 444 #endif 445 }; 446 447 struct ixgbe_vf { 448 u_int pool; 449 u_int rar_index; 450 u_int max_frame_size; 451 uint32_t flags; 452 uint8_t ether_addr[ETHER_ADDR_LEN]; 453 uint16_t mc_hash[IXGBE_MAX_VF_MC]; 454 uint16_t num_mc_hashes; 455 uint16_t default_vlan; 456 uint16_t vlan_tag; 457 uint16_t api_ver; 458 }; 459 460 /* 461 * NetBSD: For traffic class 462 * Currently, the following structure is only for statistics. 463 */ 464 struct ixgbe_tc { 465 char evnamebuf[32]; 466 }; 467 468 /* Our adapter structure */ 469 struct ixgbe_softc { 470 struct ixgbe_hw hw; 471 struct ixgbe_osdep osdep; 472 473 device_t dev; 474 struct ifnet *ifp; 475 struct if_percpuq *ipq; /* softint-based input queues */ 476 477 struct resource *pci_mem; 478 479 /* NetBSD: Interrupt resources are in osdep */ 480 481 struct ifmedia media; 482 callout_t timer; 483 struct workqueue *timer_wq; 484 struct work timer_wc; 485 u_int timer_pending; 486 487 u_short if_flags; /* saved ifp->if_flags */ 488 int ec_capenable; /* saved ec->ec_capenable */ 489 490 kmutex_t core_mtx; 491 492 unsigned int num_queues; 493 494 /* 495 * Shadow VFTA table, this is needed because 496 * the real vlan filter table gets cleared during 497 * a soft reset and the driver needs to be able 498 * to repopulate it. 499 */ 500 u32 shadow_vfta[IXGBE_VFTA_SIZE]; 501 502 /* Info about the interface */ 503 int advertise; /* link speeds */ 504 bool enable_aim; /* adaptive interrupt moderation */ 505 int max_interrupt_rate; 506 int link_active; /* Use LINK_STATE_* value */ 507 u16 max_frame_size; 508 u16 num_segs; 509 u32 link_speed; 510 bool link_up; 511 bool link_enabled; 512 u32 vector; 513 u16 dmac; 514 u32 phy_layer; 515 516 /* Power management-related */ 517 bool wol_support; 518 u32 wufc; 519 520 /* Mbuf cluster size */ 521 u32 rx_mbuf_sz; 522 523 bool schedule_wqs_ok; 524 525 /* Flow Director */ 526 int fdir_reinit; 527 528 /* Admin task */ 529 struct workqueue *admin_wq; /* Link, SFP, PHY and FDIR */ 530 struct work admin_wc; 531 u_int admin_pending; 532 volatile u32 task_requests; 533 kmutex_t admin_mtx; /* lock for admin_pending, task_request */ 534 /* 535 * Don't acquire this mutex while 536 * holding rx_mtx or tx_mtx, and 537 * vice versa. 538 */ 539 540 bool txrx_use_workqueue; 541 542 /* 543 * Workqueue for ixgbe_handle_que_work(). 544 * 545 * que_wq's "enqueued flag" is not required, because twice 546 * workqueue_enqueue() for ixgbe_handle_que_work() is avoided by 547 * masking the queue's interrupt by EIMC. See also ixgbe_msix_que(). 548 */ 549 struct workqueue *que_wq; 550 /* Workqueue for ixgbe_deferred_mq_start_work() */ 551 struct workqueue *txr_wq; 552 percpu_t *txr_wq_enqueued; 553 554 /* 555 * Queues: 556 * This is the irq holder, it has 557 * and RX/TX pair or rings associated 558 * with it. 559 */ 560 struct ix_queue *queues; 561 562 /* 563 * Transmit rings 564 * Allocated at run time, an array of rings 565 */ 566 struct tx_ring *tx_rings; 567 u32 num_tx_desc; 568 u32 tx_process_limit; 569 570 /* 571 * Receive rings 572 * Allocated at run time, an array of rings 573 */ 574 struct rx_ring *rx_rings; 575 u64 active_queues; 576 u32 num_rx_desc; 577 u32 rx_process_limit; 578 u32 rx_copy_len; 579 580 /* Multicast array memory */ 581 struct ixgbe_mc_addr *mta; 582 583 /* SR-IOV */ 584 int iov_mode; 585 int num_vfs; 586 int pool; 587 struct ixgbe_vf *vfs; 588 589 /* Bypass */ 590 struct ixgbe_bp_data bypass; 591 592 /* Netmap */ 593 void (*init_locked)(struct ixgbe_softc *); 594 void (*stop_locked)(void *); 595 596 /* Firmware error check */ 597 u_int recovery_mode; 598 callout_t recovery_mode_timer; 599 struct workqueue *recovery_mode_timer_wq; 600 struct work recovery_mode_timer_wc; 601 u_int recovery_mode_timer_pending; 602 603 /* Misc stats maintained by the driver */ 604 struct evcnt efbig_tx_dma_setup; 605 struct evcnt mbuf_defrag_failed; 606 struct evcnt efbig2_tx_dma_setup; 607 struct evcnt einval_tx_dma_setup; 608 struct evcnt other_tx_dma_setup; 609 struct evcnt eagain_tx_dma_setup; 610 struct evcnt enomem_tx_dma_setup; 611 struct evcnt tso_err; 612 struct evcnt watchdog_events; 613 struct evcnt admin_irqev; 614 struct evcnt link_workev; 615 struct evcnt mod_workev; 616 struct evcnt msf_workev; 617 struct evcnt phy_workev; 618 619 union { 620 struct ixgbe_hw_stats pf; 621 struct ixgbevf_hw_stats vf; 622 } stats; 623 #if __FreeBSD_version >= 1100036 624 /* counter(9) stats */ 625 u64 ipackets; 626 u64 ierrors; 627 u64 opackets; 628 u64 oerrors; 629 u64 ibytes; 630 u64 obytes; 631 u64 imcasts; 632 u64 omcasts; 633 u64 iqdrops; 634 u64 noproto; 635 #endif 636 /* Feature capable/enabled flags. See ixgbe_features.h */ 637 u32 feat_cap; 638 u32 feat_en; 639 640 /* Traffic classes */ 641 struct ixgbe_tc tcs[IXGBE_DCB_MAX_TRAFFIC_CLASS]; 642 643 struct sysctllog *sysctllog; 644 const struct sysctlnode *sysctltop; 645 struct timeval lasterr_time; 646 }; 647 648 /* Precision Time Sync (IEEE 1588) defines */ 649 #define ETHERTYPE_IEEE1588 0x88F7 650 #define PICOSECS_PER_TICK 20833 651 #define TSYNC_UDP_PORT 319 /* UDP port for the protocol */ 652 #define IXGBE_ADVTXD_TSTAMP 0x00080000 653 654 655 #define IXGBE_CORE_LOCK_INIT(_sc, _name) \ 656 mutex_init(&(_sc)->core_mtx, MUTEX_DEFAULT, IPL_SOFTNET) 657 #define IXGBE_CORE_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->core_mtx) 658 #define IXGBE_TX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->tx_mtx) 659 #define IXGBE_RX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->rx_mtx) 660 #define IXGBE_CORE_LOCK(_sc) mutex_enter(&(_sc)->core_mtx) 661 #define IXGBE_TX_LOCK(_sc) mutex_enter(&(_sc)->tx_mtx) 662 #define IXGBE_TX_TRYLOCK(_sc) mutex_tryenter(&(_sc)->tx_mtx) 663 #define IXGBE_RX_LOCK(_sc) mutex_enter(&(_sc)->rx_mtx) 664 #define IXGBE_CORE_UNLOCK(_sc) mutex_exit(&(_sc)->core_mtx) 665 #define IXGBE_TX_UNLOCK(_sc) mutex_exit(&(_sc)->tx_mtx) 666 #define IXGBE_RX_UNLOCK(_sc) mutex_exit(&(_sc)->rx_mtx) 667 #define IXGBE_CORE_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->core_mtx)) 668 #define IXGBE_TX_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->tx_mtx)) 669 670 /* External PHY register addresses */ 671 #define IXGBE_PHY_CURRENT_TEMP 0xC820 672 #define IXGBE_PHY_OVERTEMP_STATUS 0xC830 673 674 /* Sysctl help messages; displayed with sysctl -d */ 675 #define IXGBE_SYSCTL_DESC_ADV_SPEED \ 676 "\nControl advertised link speed using these flags:\n" \ 677 "\t0x1 - advertise 100M\n" \ 678 "\t0x2 - advertise 1G\n" \ 679 "\t0x4 - advertise 10G\n" \ 680 "\t0x8 - advertise 10M\n" \ 681 "\t0x10 - advertise 2.5G\n" \ 682 "\t0x20 - advertise 5G\n\n" \ 683 "\t5G, 2.5G, 100M and 10M are only supported on certain adapters." 684 685 #define IXGBE_SYSCTL_DESC_SET_FC \ 686 "\nSet flow control mode using these values:\n" \ 687 "\t0 - off\n" \ 688 "\t1 - rx pause\n" \ 689 "\t2 - tx pause\n" \ 690 "\t3 - tx and rx pause" 691 692 /* 693 * Find the number of unrefreshed RX descriptors 694 */ 695 static __inline u16 696 ixgbe_rx_unrefreshed(struct rx_ring *rxr) 697 { 698 if (rxr->next_to_check > rxr->next_to_refresh) 699 return (rxr->next_to_check - rxr->next_to_refresh - 1); 700 else 701 return ((rxr->num_desc + rxr->next_to_check) - 702 rxr->next_to_refresh - 1); 703 } 704 705 static __inline int 706 ixgbe_legacy_ring_empty(struct ifnet *ifp, pcq_t *dummy) 707 { 708 UNREFERENCED_1PARAMETER(dummy); 709 710 return IFQ_IS_EMPTY(&ifp->if_snd); 711 } 712 713 static __inline int 714 ixgbe_mq_ring_empty(struct ifnet *dummy, pcq_t *interq) 715 { 716 UNREFERENCED_1PARAMETER(dummy); 717 718 return (pcq_peek(interq) == NULL); 719 } 720 721 /* 722 * This checks for a zero mac addr, something that will be likely 723 * unless the Admin on the Host has created one. 724 */ 725 static __inline bool 726 ixv_check_ether_addr(u8 *addr) 727 { 728 bool status = TRUE; 729 730 if ((addr[0] == 0 && addr[1]== 0 && addr[2] == 0 && 731 addr[3] == 0 && addr[4]== 0 && addr[5] == 0)) 732 status = FALSE; 733 734 return (status); 735 } 736 737 /* 738 * This checks the sc->recovery_mode software flag which is 739 * set by ixgbe_fw_recovery_mode(). 740 * 741 */ 742 static inline bool 743 ixgbe_fw_recovery_mode_swflag(struct ixgbe_softc *sc) 744 { 745 return (sc->feat_en & IXGBE_FEATURE_RECOVERY_MODE) && 746 atomic_load_acq_uint(&sc->recovery_mode); 747 } 748 749 /* Shared Prototypes */ 750 void ixgbe_legacy_start(struct ifnet *); 751 int ixgbe_legacy_start_locked(struct ifnet *, struct tx_ring *); 752 int ixgbe_mq_start(struct ifnet *, struct mbuf *); 753 int ixgbe_mq_start_locked(struct ifnet *, struct tx_ring *); 754 void ixgbe_deferred_mq_start(void *); 755 void ixgbe_deferred_mq_start_work(struct work *, void *); 756 void ixgbe_drain_all(struct ixgbe_softc *); 757 758 int ixgbe_allocate_queues(struct ixgbe_softc *); 759 void ixgbe_free_queues(struct ixgbe_softc *); 760 int ixgbe_setup_transmit_structures(struct ixgbe_softc *); 761 void ixgbe_free_transmit_structures(struct ixgbe_softc *); 762 int ixgbe_setup_receive_structures(struct ixgbe_softc *); 763 void ixgbe_free_receive_structures(struct ixgbe_softc *); 764 bool ixgbe_txeof(struct tx_ring *); 765 bool ixgbe_rxeof(struct ix_queue *); 766 767 #define IXGBE_REQUEST_TASK_MOD 0x01 768 #define IXGBE_REQUEST_TASK_MOD_WOI 0x02 769 #define IXGBE_REQUEST_TASK_MSF 0x04 770 #define IXGBE_REQUEST_TASK_MSF_WOI 0x08 771 #define IXGBE_REQUEST_TASK_MBX 0x10 772 #define IXGBE_REQUEST_TASK_FDIR 0x20 773 #define IXGBE_REQUEST_TASK_PHY 0x40 774 #define IXGBE_REQUEST_TASK_LSC 0x80 775 776 /* For NetBSD */ 777 const struct sysctlnode *ixgbe_sysctl_instance(struct ixgbe_softc *); 778 779 #include "ixgbe_bypass.h" 780 #include "ixgbe_fdir.h" 781 #include "ixgbe_rss.h" 782 #include "ixgbe_netmap.h" 783 784 #endif /* _IXGBE_H_ */ 785