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) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright (c) 2018, Joyent, Inc. 25 * Copyright 2020 RackTop Systems, Inc. 26 */ 27 28 #ifndef _SYS_MAC_PROVIDER_H 29 #define _SYS_MAC_PROVIDER_H 30 31 #include <sys/types.h> 32 #include <sys/ddi.h> 33 #include <sys/sunddi.h> 34 #include <sys/stream.h> 35 #include <sys/mkdev.h> 36 #include <sys/mac.h> 37 #include <sys/mac_flow.h> 38 39 /* 40 * MAC Provider Interface 41 */ 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 /* 48 * MAC version identifiers. Drivers compiled against the stable V1 version 49 * of the API should register with MAC_VERSION_V1. ON drivers should use 50 * MAC_VERSION. This is used by mac_alloc() mac_register() to 51 * verify that incompatible drivers don't register. 52 */ 53 #define MAC_VERSION_V1 0x1 54 #define MAC_VERSION MAC_VERSION_V1 55 56 /* 57 * Possible values for ETHER_STAT_XCVR_INUSE statistic. 58 */ 59 60 #define XCVR_UNDEFINED 0 61 #define XCVR_NONE 1 62 #define XCVR_10 2 63 #define XCVR_100T4 3 64 #define XCVR_100X 4 65 #define XCVR_100T2 5 66 #define XCVR_1000X 6 67 #define XCVR_1000T 7 68 69 #ifdef _KERNEL 70 71 /* 72 * Definitions for MAC Drivers Capabilities 73 */ 74 /* 75 * MAC layer capabilities. These capabilities are handled by the drivers' 76 * mc_capab_get() callbacks. Some capabilities require the driver to fill 77 * in a given data structure, and others are simply boolean capabilities. 78 * Note that capability values must be powers of 2 so that consumers and 79 * providers of this interface can keep track of which capabilities they 80 * care about by keeping a bitfield of these things around somewhere. 81 */ 82 typedef enum { 83 /* 84 * Public Capabilities (MAC_VERSION_V1) 85 */ 86 MAC_CAPAB_HCKSUM = 0x00000001, /* data is a uint32_t */ 87 MAC_CAPAB_LSO = 0x00000008, /* data is mac_capab_lso_t */ 88 89 /* 90 * Reserved capabilities, do not use 91 */ 92 MAC_CAPAB_RESERVED1 = 0x00000002, 93 MAC_CAPAB_RESERVED2 = 0x00000004, 94 95 /* 96 * Private driver capabilities 97 */ 98 MAC_CAPAB_RINGS = 0x00000010, /* data is mac_capab_rings_t */ 99 MAC_CAPAB_SHARES = 0x00000020, /* data is mac_capab_share_t */ 100 MAC_CAPAB_MULTIFACTADDR = 0x00000040, /* mac_data_multifactaddr_t */ 101 102 /* 103 * Private driver capabilities for use by the GLDv3 framework only 104 */ 105 MAC_CAPAB_VNIC = 0x00010000, /* data is mac_capab_vnic_t */ 106 MAC_CAPAB_ANCHOR_VNIC = 0x00020000, /* boolean only, no data */ 107 MAC_CAPAB_AGGR = 0x00040000, /* data is mac_capab_aggr_t */ 108 MAC_CAPAB_NO_NATIVEVLAN = 0x00080000, /* boolean only, no data */ 109 MAC_CAPAB_NO_ZCOPY = 0x00100000, /* boolean only, no data */ 110 MAC_CAPAB_LEGACY = 0x00200000, /* data is mac_capab_legacy_t */ 111 MAC_CAPAB_VRRP = 0x00400000, /* data is mac_capab_vrrp_t */ 112 MAC_CAPAB_OVERLAY = 0x00800000, /* boolean only, no data */ 113 MAC_CAPAB_TRANSCEIVER = 0x01000000, /* mac_capab_transceiver_t */ 114 MAC_CAPAB_LED = 0x02000000 /* data is mac_capab_led_t */ 115 } mac_capab_t; 116 117 /* 118 * LSO capability 119 */ 120 typedef struct lso_basic_tcp_ipv4_s { 121 t_uscalar_t lso_max; /* maximum payload */ 122 } lso_basic_tcp_ipv4_t; 123 124 typedef struct lso_basic_tcp_ipv6_s { 125 t_uscalar_t lso_max; /* maximum payload */ 126 } lso_basic_tcp_ipv6_t; 127 128 /* 129 * Currently supported flags for LSO. 130 */ 131 #define LSO_TX_BASIC_TCP_IPV4 0x01 /* TCPv4 LSO capability */ 132 #define LSO_TX_BASIC_TCP_IPV6 0x02 /* TCPv6 LSO capability */ 133 134 /* 135 * Future LSO capabilities can be added at the end of the mac_capab_lso_t. 136 * When such capability is added to the GLDv3 framework, the size of the 137 * mac_capab_lso_t it allocates and passes to the drivers increases. Older 138 * drivers wil access only the (upper) sections of that structure, that is the 139 * sections carrying the capabilities they understand. This ensures the 140 * interface can be safely extended in a binary compatible way. 141 */ 142 typedef struct mac_capab_lso_s { 143 t_uscalar_t lso_flags; 144 lso_basic_tcp_ipv4_t lso_basic_tcp_ipv4; 145 lso_basic_tcp_ipv6_t lso_basic_tcp_ipv6; 146 /* Add future lso capabilities here */ 147 } mac_capab_lso_t; 148 149 /* 150 * Multiple Factory MAC Addresses Capability 151 */ 152 typedef struct mac_capab_multifactaddr_s { 153 /* 154 * Number of factory addresses 155 */ 156 uint_t mcm_naddr; 157 158 /* 159 * Callbacks to query all the factory addresses. 160 */ 161 void (*mcm_getaddr)(void *, uint_t, uint8_t *); 162 } mac_capab_multifactaddr_t; 163 164 /* 165 * Info and callbacks of legacy devices. 166 */ 167 typedef struct mac_capab_legacy_s { 168 /* 169 * Notifications that the legacy device does not support. 170 */ 171 uint32_t ml_unsup_note; 172 /* 173 * dev_t of the legacy device; can be held to force attach. 174 */ 175 dev_t ml_dev; 176 boolean_t (*ml_active_set)(void *); 177 void (*ml_active_clear)(void *); 178 int (*ml_fastpath_disable)(void *); 179 void (*ml_fastpath_enable)(void *); 180 } mac_capab_legacy_t; 181 182 typedef struct __mac_prop_info_handle *mac_prop_info_handle_t; 183 184 /* 185 * MAC driver entry point types. 186 */ 187 typedef int (*mac_getstat_t)(void *, uint_t, uint64_t *); 188 typedef int (*mac_start_t)(void *); 189 typedef void (*mac_stop_t)(void *); 190 typedef int (*mac_setpromisc_t)(void *, boolean_t); 191 typedef int (*mac_multicst_t)(void *, boolean_t, const uint8_t *); 192 typedef int (*mac_unicst_t)(void *, const uint8_t *); 193 typedef void (*mac_ioctl_t)(void *, queue_t *, mblk_t *); 194 typedef void (*mac_resources_t)(void *); 195 typedef mblk_t *(*mac_tx_t)(void *, mblk_t *); 196 typedef boolean_t (*mac_getcapab_t)(void *, mac_capab_t, void *); 197 typedef int (*mac_open_t)(void *); 198 typedef void (*mac_close_t)(void *); 199 typedef int (*mac_set_prop_t)(void *, const char *, mac_prop_id_t, 200 uint_t, const void *); 201 typedef int (*mac_get_prop_t)(void *, const char *, mac_prop_id_t, 202 uint_t, void *); 203 typedef void (*mac_prop_info_t)(void *, const char *, mac_prop_id_t, 204 mac_prop_info_handle_t); 205 206 /* 207 * Driver callbacks. The following capabilities are optional, and if 208 * implemented by the driver, must have a corresponding MC_ flag set 209 * in the mc_callbacks field. 210 * 211 * Any future additions to this list must also be accompanied by an 212 * associated mc_callbacks flag so that the framework can grow without 213 * affecting the binary compatibility of the interface. 214 */ 215 typedef struct mac_callbacks_s { 216 uint_t mc_callbacks; /* Denotes which callbacks are set */ 217 mac_getstat_t mc_getstat; /* Get the value of a statistic */ 218 mac_start_t mc_start; /* Start the device */ 219 mac_stop_t mc_stop; /* Stop the device */ 220 mac_setpromisc_t mc_setpromisc; /* Enable or disable promiscuous mode */ 221 mac_multicst_t mc_multicst; /* Enable or disable a multicast addr */ 222 mac_unicst_t mc_unicst; /* Set the unicast MAC address */ 223 mac_tx_t mc_tx; /* Transmit a packet */ 224 void *mc_reserved; /* Reserved, do not use */ 225 mac_ioctl_t mc_ioctl; /* Process an unknown ioctl */ 226 mac_getcapab_t mc_getcapab; /* Get capability information */ 227 mac_open_t mc_open; /* Open the device */ 228 mac_close_t mc_close; /* Close the device */ 229 mac_set_prop_t mc_setprop; 230 mac_get_prop_t mc_getprop; 231 mac_prop_info_t mc_propinfo; 232 } mac_callbacks_t; 233 234 /* 235 * Flags for mc_callbacks. Requiring drivers to set the flags associated 236 * with optional callbacks initialized in the structure allows the mac 237 * module to add optional callbacks in the future without requiring drivers 238 * to recompile. 239 */ 240 #define MC_RESERVED 0x0001 241 #define MC_IOCTL 0x0002 242 #define MC_GETCAPAB 0x0004 243 #define MC_OPEN 0x0008 244 #define MC_CLOSE 0x0010 245 #define MC_SETPROP 0x0020 246 #define MC_GETPROP 0x0040 247 #define MC_PROPINFO 0x0080 248 #define MC_PROPERTIES (MC_SETPROP | MC_GETPROP | MC_PROPINFO) 249 250 /* 251 * Virtualization Capabilities 252 */ 253 254 /* 255 * The type of ring classification. This is used by MAC to determine 256 * what, if any, processing it has to do upon receiving traffic on a 257 * particular Rx ring. 258 * 259 * MAC_NO_CLASSIFIER 260 * 261 * No classification has been set. No traffic should cross an Rx 262 * ring in this state. 263 * 264 * MAC_SW_CLASSIFIER 265 * 266 * The driver delivers traffic for multiple clients to this ring. 267 * All traffic must be software classified by MAC to guarantee 268 * delivery to the correct client. This classification type may 269 * be chosen for several reasons. 270 * 271 * o The driver provides only one group and there are multiple 272 * clients using the MAC. 273 * 274 * o The driver provides some hardware filtering but not enough 275 * to fully classify the traffic. E.g., a VLAN VNIC requires L2 276 * unicast address filtering as well as VLAN filtering, but 277 * some drivers may only support the former. 278 * 279 * o The ring belongs to the default group. The default group 280 * acts as a spillover for all clients that can't reserve an 281 * exclusive group. It also handles multicast traffic for all 282 * clients. For these reasons, the default group's rings are 283 * always software classified. 284 * 285 * MAC_HW_CLASSIFIER 286 * 287 * The driver delivers traffic for a single MAC client across 288 * this ring. With this guarantee, MAC can simply pass the 289 * traffic up the stack or even allow polling of the ring. 290 * 291 * MAC_PASSTHRU_CLASSIFIER 292 * 293 * The ring is in "passthru" mode. In this mode we bypass all of 294 * the typical MAC processing and pass the traffic directly to 295 * the mr_pt_fn callback, see mac_rx_common(). This is used in 296 * cases where there is another module acting as MAC provider on 297 * behalf of the driver. E.g., link aggregations use this mode to 298 * take full control of the port's rings; allowing it to enforce 299 * LACP protocols and aggregate rings across discrete drivers. 300 */ 301 typedef enum { 302 MAC_NO_CLASSIFIER = 0, 303 MAC_SW_CLASSIFIER, 304 MAC_HW_CLASSIFIER, 305 MAC_PASSTHRU_CLASSIFIER 306 } mac_classify_type_t; 307 308 typedef void (*mac_rx_func_t)(void *, mac_resource_handle_t, mblk_t *, 309 boolean_t); 310 311 /* 312 * The virtualization level conveys the extent of the NIC hardware assistance 313 * for traffic steering employed for virtualization: 314 * 315 * MAC_VIRT_NONE: No assist for v12n. 316 * 317 * MAC_VIRT_LEVEL1: Multiple Rx rings with MAC address level 318 * classification between groups of rings. 319 * Requires the support of the MAC_CAPAB_RINGS 320 * capability. 321 * 322 * MAC_VIRT_HIO: Hybrid I/O capable MAC. Require the support 323 * of the MAC_CAPAB_SHARES capability. 324 */ 325 #define MAC_VIRT_NONE 0x0 326 #define MAC_VIRT_LEVEL1 0x1 327 #define MAC_VIRT_HIO 0x2 328 329 typedef enum { 330 MAC_RING_TYPE_RX = 1, /* Receive ring */ 331 MAC_RING_TYPE_TX /* Transmit ring */ 332 } mac_ring_type_t; 333 334 /* 335 * The value VLAN_ID_NONE (VID 0) means a client does not have 336 * membership to any VLAN. However, this statement is true for both 337 * untagged packets and priority tagged packets leading to confusion 338 * over what semantic is intended. To the provider, VID 0 is a valid 339 * VID when priority tagging is in play. To MAC and everything above 340 * VLAN_ID_NONE almost universally implies untagged traffic. Thus, we 341 * convert VLAN_ID_NONE to a sentinel value (MAC_VLAN_UNTAGGED) at the 342 * border between MAC and MAC provider. This informs the provider that 343 * the client is interested in untagged traffic and the provider 344 * should set any relevant bits to receive such traffic. 345 * 346 * Currently, the API between MAC and the provider passes the VID as a 347 * unit16_t. In the future this could actually be the entire TCI mask 348 * (PCP, DEI, and VID). This current scheme is safe in that potential 349 * future world as well; as 0xFFFF is not a valid TCI (the 0xFFF VID 350 * is reserved and never transmitted across networks). 351 */ 352 #define MAC_VLAN_UNTAGGED UINT16_MAX 353 #define MAC_VLAN_UNTAGGED_VID(vid) \ 354 (((vid) == VLAN_ID_NONE) ? MAC_VLAN_UNTAGGED : (vid)) 355 356 /* 357 * Grouping type of a ring group 358 * 359 * MAC_GROUP_TYPE_STATIC: The ring group can not be re-grouped. 360 * MAC_GROUP_TYPE_DYNAMIC: The ring group support dynamic re-grouping 361 */ 362 typedef enum { 363 MAC_GROUP_TYPE_STATIC = 1, /* Static ring group */ 364 MAC_GROUP_TYPE_DYNAMIC /* Dynamic ring group */ 365 } mac_group_type_t; 366 367 typedef struct __mac_ring_driver *mac_ring_driver_t; 368 typedef struct __mac_group_driver *mac_group_driver_t; 369 370 typedef struct mac_ring_info_s mac_ring_info_t; 371 typedef struct mac_group_info_s mac_group_info_t; 372 373 typedef void (*mac_get_ring_t)(void *, mac_ring_type_t, const int, const int, 374 mac_ring_info_t *, mac_ring_handle_t); 375 typedef void (*mac_get_group_t)(void *, mac_ring_type_t, const int, 376 mac_group_info_t *, mac_group_handle_t); 377 378 typedef void (*mac_group_add_ring_t)(mac_group_driver_t, 379 mac_ring_driver_t, mac_ring_type_t); 380 typedef void (*mac_group_rem_ring_t)(mac_group_driver_t, 381 mac_ring_driver_t, mac_ring_type_t); 382 383 /* 384 * Multiple Rings Capability 385 */ 386 typedef struct mac_capab_rings_s { 387 mac_ring_type_t mr_type; /* Ring type: Rx vs Tx */ 388 mac_group_type_t mr_group_type; /* Dynamic vs static grouping */ 389 uint_t mr_rnum; /* Number of rings */ 390 uint_t mr_gnum; /* Number of ring groups */ 391 mac_get_ring_t mr_rget; /* Get ring from driver */ 392 mac_get_group_t mr_gget; /* Get ring group from driver */ 393 mac_group_add_ring_t mr_gaddring; /* Add ring into a group */ 394 mac_group_rem_ring_t mr_gremring; /* Remove ring from a group */ 395 } mac_capab_rings_t; 396 397 /* 398 * Common ring functions and driver interfaces 399 */ 400 typedef int (*mac_ring_start_t)(mac_ring_driver_t, uint64_t); 401 typedef void (*mac_ring_stop_t)(mac_ring_driver_t); 402 403 typedef mblk_t *(*mac_ring_send_t)(void *, mblk_t *); 404 typedef mblk_t *(*mac_ring_poll_t)(void *, int); 405 406 typedef int (*mac_ring_stat_t)(mac_ring_driver_t, uint_t, uint64_t *); 407 408 typedef struct mac_ring_info_s { 409 mac_ring_driver_t mri_driver; 410 mac_ring_start_t mri_start; 411 mac_ring_stop_t mri_stop; 412 mac_intr_t mri_intr; 413 union { 414 mac_ring_send_t send; 415 mac_ring_poll_t poll; 416 } mrfunion; 417 mac_ring_stat_t mri_stat; 418 419 /* 420 * mri_flags will have some bits set to indicate some special 421 * property/feature of a ring like serialization needed for a 422 * Tx ring or packets should always need enqueuing on Rx side, 423 * etc. 424 */ 425 uint_t mri_flags; 426 } mac_ring_info_s; 427 428 #define mri_tx mrfunion.send 429 #define mri_poll mrfunion.poll 430 431 /* 432 * #defines for mri_flags. The flags are temporary flags that are provided 433 * only to workaround issues in specific drivers, and they will be 434 * removed in the future. 435 * 436 * These are consumed only by sun4v and neptune (nxge). 437 */ 438 #define MAC_RING_TX_SERIALIZE 0x1 439 #define MAC_RING_RX_ENQUEUE 0x2 440 441 typedef int (*mac_group_start_t)(mac_group_driver_t); 442 typedef void (*mac_group_stop_t)(mac_group_driver_t); 443 typedef int (*mac_add_mac_addr_t)(void *, const uint8_t *); 444 typedef int (*mac_rem_mac_addr_t)(void *, const uint8_t *); 445 typedef int (*mac_add_vlan_filter_t)(mac_group_driver_t, uint16_t); 446 typedef int (*mac_rem_vlan_filter_t)(mac_group_driver_t, uint16_t); 447 448 struct mac_group_info_s { 449 mac_group_driver_t mgi_driver; /* Driver reference */ 450 mac_group_start_t mgi_start; /* Start the group */ 451 mac_group_stop_t mgi_stop; /* Stop the group */ 452 uint_t mgi_count; /* Count of rings */ 453 mac_intr_t mgi_intr; /* Optional per-group intr */ 454 455 /* Only used for Rx groups */ 456 mac_add_mac_addr_t mgi_addmac; /* Add a MAC address */ 457 mac_rem_mac_addr_t mgi_remmac; /* Remove a MAC address */ 458 mac_add_vlan_filter_t mgi_addvlan; /* Add a VLAN filter */ 459 mac_rem_vlan_filter_t mgi_remvlan; /* Remove a VLAN filter */ 460 }; 461 462 /* 463 * Share management functions. 464 */ 465 typedef uint64_t mac_share_handle_t; 466 467 /* 468 * Allocate and free a share. Returns ENOSPC if all shares have been 469 * previously allocated. 470 */ 471 typedef int (*mac_alloc_share_t)(void *, mac_share_handle_t *); 472 typedef void (*mac_free_share_t)(mac_share_handle_t); 473 474 /* 475 * Bind and unbind a share. Binding a share allows a domain 476 * to have direct access to the groups and rings associated with 477 * that share. 478 */ 479 typedef int (*mac_bind_share_t)(mac_share_handle_t, uint64_t, uint64_t *); 480 typedef void (*mac_unbind_share_t)(mac_share_handle_t); 481 482 /* 483 * Return information on about a share. 484 */ 485 typedef void (*mac_share_query_t)(mac_share_handle_t, mac_ring_type_t, 486 mac_ring_handle_t *, uint_t *); 487 488 /* 489 * Basic idea, bind previously created ring groups to shares 490 * for them to be exported (or shared) by another domain. 491 * These interfaces bind/unbind the ring group to a share. 492 * The groups and their rings will be shared with the guest 493 * as soon as the share is bound. 494 */ 495 typedef int (*mac_share_add_group_t)(mac_share_handle_t, 496 mac_group_driver_t); 497 typedef int (*mac_share_rem_group_t)(mac_share_handle_t, 498 mac_group_driver_t); 499 500 typedef struct mac_capab_share_s { 501 uint_t ms_snum; /* Number of shares (vr's) */ 502 void *ms_handle; /* Handle to driver. */ 503 mac_alloc_share_t ms_salloc; /* Get a share from driver. */ 504 mac_free_share_t ms_sfree; /* Return a share to driver. */ 505 mac_share_add_group_t ms_sadd; /* Add a group to the share. */ 506 mac_share_rem_group_t ms_sremove; /* Remove group from share. */ 507 mac_share_query_t ms_squery; /* Query share constraints */ 508 mac_bind_share_t ms_sbind; /* Bind a share */ 509 mac_unbind_share_t ms_sunbind; /* Unbind a share */ 510 } mac_capab_share_t; 511 512 typedef struct mac_capab_vrrp_s { 513 /* IPv6 or IPv4? */ 514 int mcv_af; 515 } mac_capab_vrrp_t; 516 517 /* 518 * Transceiver capability 519 */ 520 typedef struct mac_transceiver_info mac_transceiver_info_t; 521 522 typedef struct mac_capab_transceiver { 523 uint_t mct_flags; 524 uint_t mct_ntransceivers; 525 int (*mct_info)(void *, uint_t, mac_transceiver_info_t *); 526 int (*mct_read)(void *, uint_t, uint_t, void *, size_t, off_t, 527 size_t *); 528 } mac_capab_transceiver_t; 529 530 /* 531 * LED capability 532 */ 533 typedef struct mac_capab_led { 534 uint_t mcl_flags; 535 mac_led_mode_t mcl_modes; 536 int (*mcl_set)(void *, mac_led_mode_t, uint_t); 537 } mac_capab_led_t; 538 539 /* 540 * MAC registration interface 541 */ 542 typedef struct mac_register_s { 543 uint_t m_version; /* set by mac_alloc() */ 544 const char *m_type_ident; 545 void *m_driver; /* Driver private data */ 546 dev_info_t *m_dip; 547 uint_t m_instance; 548 uint8_t *m_src_addr; 549 uint8_t *m_dst_addr; 550 mac_callbacks_t *m_callbacks; 551 uint_t m_min_sdu; 552 uint_t m_max_sdu; 553 void *m_pdata; 554 size_t m_pdata_size; 555 char **m_priv_props; 556 uint32_t m_margin; 557 uint32_t m_v12n; /* Virtualization level */ 558 uint_t m_multicast_sdu; 559 } mac_register_t; 560 561 /* 562 * Driver interface functions. 563 */ 564 extern mac_protect_t *mac_protect_get(mac_handle_t); 565 extern void mac_sdu_get(mac_handle_t, uint_t *, uint_t *); 566 extern void mac_sdu_get2(mac_handle_t, uint_t *, uint_t *, 567 uint_t *); 568 extern int mac_maxsdu_update(mac_handle_t, uint_t); 569 extern int mac_maxsdu_update2(mac_handle_t, uint_t, 570 uint_t); 571 572 extern mac_register_t *mac_alloc(uint_t); 573 extern void mac_free(mac_register_t *); 574 extern int mac_register(mac_register_t *, mac_handle_t *); 575 extern int mac_disable_nowait(mac_handle_t); 576 extern int mac_disable(mac_handle_t); 577 extern int mac_unregister(mac_handle_t); 578 extern void mac_rx(mac_handle_t, mac_resource_handle_t, 579 mblk_t *); 580 extern void mac_rx_ring(mac_handle_t, mac_ring_handle_t, 581 mblk_t *, uint64_t); 582 extern void mac_link_update(mac_handle_t, link_state_t); 583 extern void mac_link_redo(mac_handle_t, link_state_t); 584 extern void mac_unicst_update(mac_handle_t, 585 const uint8_t *); 586 extern void mac_dst_update(mac_handle_t, const uint8_t *); 587 extern void mac_tx_update(mac_handle_t); 588 extern void mac_tx_ring_update(mac_handle_t, 589 mac_ring_handle_t); 590 extern void mac_capab_update(mac_handle_t); 591 extern int mac_pdata_update(mac_handle_t, void *, 592 size_t); 593 extern void mac_multicast_refresh(mac_handle_t, 594 mac_multicst_t, void *, boolean_t); 595 extern void mac_unicst_refresh(mac_handle_t, mac_unicst_t, 596 void *); 597 extern void mac_promisc_refresh(mac_handle_t, 598 mac_setpromisc_t, void *); 599 extern boolean_t mac_margin_update(mac_handle_t, uint32_t); 600 extern void mac_margin_get(mac_handle_t, uint32_t *); 601 extern int mac_margin_remove(mac_handle_t, uint32_t); 602 extern int mac_margin_add(mac_handle_t, uint32_t *, 603 boolean_t); 604 extern void mac_init_ops(struct dev_ops *, const char *); 605 extern void mac_fini_ops(struct dev_ops *); 606 extern int mac_devt_to_instance(dev_t); 607 extern minor_t mac_private_minor(void); 608 extern void mac_ring_intr_set(mac_ring_handle_t, 609 ddi_intr_handle_t); 610 611 612 extern mactype_register_t *mactype_alloc(uint_t); 613 extern void mactype_free(mactype_register_t *); 614 extern int mactype_register(mactype_register_t *); 615 extern int mactype_unregister(const char *); 616 617 extern boolean_t mac_unicst_verify(mac_handle_t, 618 const uint8_t *, uint_t); 619 620 extern int mac_group_add_ring(mac_group_handle_t, int); 621 extern void mac_group_rem_ring(mac_group_handle_t, 622 mac_ring_handle_t); 623 extern mac_ring_handle_t mac_find_ring(mac_group_handle_t, int); 624 625 extern void mac_prop_info_set_default_uint8( 626 mac_prop_info_handle_t, uint8_t); 627 extern void mac_prop_info_set_default_str( 628 mac_prop_info_handle_t, const char *); 629 extern void mac_prop_info_set_default_uint64( 630 mac_prop_info_handle_t, uint64_t); 631 extern void mac_prop_info_set_default_uint32( 632 mac_prop_info_handle_t, uint32_t); 633 extern void mac_prop_info_set_default_link_flowctrl( 634 mac_prop_info_handle_t, link_flowctrl_t); 635 extern void mac_prop_info_set_default_fec( 636 mac_prop_info_handle_t, link_fec_t); 637 extern void mac_prop_info_set_range_uint32( 638 mac_prop_info_handle_t, 639 uint32_t, uint32_t); 640 extern void mac_prop_info_set_perm(mac_prop_info_handle_t, 641 uint8_t); 642 643 extern void mac_hcksum_get(const mblk_t *, uint32_t *, 644 uint32_t *, uint32_t *, uint32_t *, 645 uint32_t *); 646 extern void mac_hcksum_set(mblk_t *, uint32_t, uint32_t, 647 uint32_t, uint32_t, uint32_t); 648 extern void mac_hcksum_clone(const mblk_t *, mblk_t *); 649 650 extern void mac_lso_get(mblk_t *, uint32_t *, uint32_t *); 651 652 extern void mac_transceiver_info_set_present( 653 mac_transceiver_info_t *, 654 boolean_t); 655 extern void mac_transceiver_info_set_usable( 656 mac_transceiver_info_t *, 657 boolean_t); 658 659 /* 660 * This represents a provisional set of currently illumos-private APIs to get 661 * information about a mblk_t chain's type. This is an evolving interface. 662 */ 663 typedef enum mac_ether_offload_flags { 664 MEOI_L2INFO_SET = 1 << 0, 665 MEOI_VLAN_TAGGED = 1 << 1, 666 MEOI_L3INFO_SET = 1 << 2, 667 MEOI_L4INFO_SET = 1 << 3 668 } mac_ether_offload_flags_t; 669 670 typedef struct mac_ether_offload_info { 671 mac_ether_offload_flags_t meoi_flags; /* What's valid? */ 672 size_t meoi_len; /* Total message length */ 673 uint8_t meoi_l2hlen; /* How long is the Ethernet header? */ 674 uint16_t meoi_l3proto; /* What's the Ethertype */ 675 uint8_t meoi_l3hlen; /* How long is the header? */ 676 uint8_t meoi_l4proto; /* What is the payload type? */ 677 uint8_t meoi_l4hlen; /* How long is the L4 header */ 678 } mac_ether_offload_info_t; 679 680 extern int mac_ether_offload_info(mblk_t *, 681 mac_ether_offload_info_t *); 682 683 684 #endif /* _KERNEL */ 685 686 #ifdef __cplusplus 687 } 688 #endif 689 690 #endif /* _SYS_MAC_PROVIDER_H */ 691