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 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _RGE_H 27 #define _RGE_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 #include <sys/types.h> 36 #include <sys/stream.h> 37 #include <sys/strsun.h> 38 #include <sys/strsubr.h> 39 #include <sys/stat.h> 40 #include <sys/pci.h> 41 #include <sys/note.h> 42 #include <sys/modctl.h> 43 #include <sys/kstat.h> 44 #include <sys/ethernet.h> 45 #include <sys/vlan.h> 46 #include <sys/errno.h> 47 #include <sys/dlpi.h> 48 #include <sys/devops.h> 49 #include <sys/debug.h> 50 #include <sys/cyclic.h> 51 #include <sys/conf.h> 52 53 #include <netinet/ip6.h> 54 #include <inet/common.h> 55 #include <inet/ip.h> 56 #include <inet/mi.h> 57 #include <inet/nd.h> 58 #include <sys/pattr.h> 59 60 #include <sys/dditypes.h> 61 #include <sys/ddi.h> 62 #include <sys/sunddi.h> 63 64 #include <sys/mac.h> 65 #include <sys/mac_ether.h> 66 67 /* 68 * Reconfiguring the network devices requires the net_config privilege 69 * in Solaris 10+. 70 */ 71 extern int secpolicy_net_config(const cred_t *, boolean_t); 72 73 #include <sys/netlb.h> /* originally from cassini */ 74 #include <sys/miiregs.h> /* by fjlite out of intel */ 75 76 #include "rge_hw.h" 77 78 /* 79 * Name of the driver 80 */ 81 #define RGE_DRIVER_NAME "rge" 82 83 /* 84 * The driver supports the NDD ioctls ND_GET/ND_SET, and the loopback 85 * ioctls LB_GET_INFO_SIZE/LB_GET_INFO/LB_GET_MODE/LB_SET_MODE 86 * 87 * These are the values to use with LD_SET_MODE. 88 */ 89 #define RGE_LOOP_NONE 0 90 #define RGE_LOOP_INTERNAL_PHY 1 91 #define RGE_LOOP_INTERNAL_MAC 2 92 93 /* 94 * RGE-specific ioctls ... 95 */ 96 #define RGE_IOC ((((('R' << 8) + 'G') << 8) + 'E') << 8) 97 98 /* 99 * PHY register read/write ioctls, used by cable test software 100 */ 101 #define RGE_MII_READ (RGE_IOC|1) 102 #define RGE_MII_WRITE (RGE_IOC|2) 103 104 struct rge_mii_rw { 105 uint32_t mii_reg; /* PHY register number [0..31] */ 106 uint32_t mii_data; /* data to write/data read */ 107 }; 108 109 /* 110 * These diagnostic IOCTLS are enabled only in DEBUG drivers 111 */ 112 #define RGE_DIAG (RGE_IOC|10) /* currently a no-op */ 113 #define RGE_PEEK (RGE_IOC|11) 114 #define RGE_POKE (RGE_IOC|12) 115 #define RGE_PHY_RESET (RGE_IOC|13) 116 #define RGE_SOFT_RESET (RGE_IOC|14) 117 #define RGE_HARD_RESET (RGE_IOC|15) 118 119 typedef struct { 120 uint64_t pp_acc_size; /* in bytes: 1,2,4,8 */ 121 uint64_t pp_acc_space; /* See #defines below */ 122 uint64_t pp_acc_offset; 123 uint64_t pp_acc_data; /* output for peek */ 124 /* input for poke */ 125 } rge_peekpoke_t; 126 127 #define RGE_PP_SPACE_CFG 0 /* PCI config space */ 128 #define RGE_PP_SPACE_REG 1 /* PCI memory space */ 129 #define RGE_PP_SPACE_MII 2 /* PHY's MII registers */ 130 #define RGE_PP_SPACE_RGE 3 /* driver's soft state */ 131 #define RGE_PP_SPACE_TXDESC 4 /* TX descriptors */ 132 #define RGE_PP_SPACE_TXBUFF 5 /* TX buffers */ 133 #define RGE_PP_SPACE_RXDESC 6 /* RX descriptors */ 134 #define RGE_PP_SPACE_RXBUFF 7 /* RX buffers */ 135 #define RGE_PP_SPACE_STATISTICS 8 /* statistics block */ 136 137 /* 138 * RTL8169 CRC poly 139 */ 140 #define RGE_HASH_POLY 0x04C11DB7 /* 0x04C11DB6 */ 141 #define RGE_HASH_CRC 0xFFFFFFFFU 142 #define RGE_MCAST_BUF_SIZE 64 /* multicast hash table size in bits */ 143 144 /* 145 * Rx/Tx buffer parameters 146 */ 147 #define RGE_BUF_SLOTS 2048 148 #define RGE_RECV_COPY_SIZE 256 149 #define RGE_HEADROOM 6 150 151 /* 152 * Driver chip operation parameters 153 */ 154 #define RGE_CYCLIC_PERIOD (1000000000) /* ~1s */ 155 #define RGE_LINK_SETTLE_TIME (20000000000) /* ~20.0s */ 156 #define CHIP_RESET_LOOP 1000 157 #define PHY_RESET_LOOP 1000 158 #define STATS_DUMP_LOOP 1000 159 #define RXBUFF_FREE_LOOP 1000 160 #define RGE_RX_INT_TIME 128 161 #define RGE_RX_INT_PKTS 8 162 163 /* 164 * Named Data (ND) Parameter Management Structure 165 */ 166 typedef struct { 167 int ndp_info; 168 int ndp_min; 169 int ndp_max; 170 int ndp_val; 171 char *ndp_name; 172 } nd_param_t; /* 0x18 (24) bytes */ 173 174 /* 175 * NDD parameter indexes, divided into: 176 * 177 * read-only parameters describing the hardware's capabilities 178 * read-write parameters controlling the advertised capabilities 179 * read-only parameters describing the partner's capabilities 180 * read-only parameters describing the link state 181 */ 182 enum { 183 PARAM_AUTONEG_CAP = 0, 184 PARAM_PAUSE_CAP, 185 PARAM_ASYM_PAUSE_CAP, 186 PARAM_1000FDX_CAP, 187 PARAM_1000HDX_CAP, 188 PARAM_100T4_CAP, 189 PARAM_100FDX_CAP, 190 PARAM_100HDX_CAP, 191 PARAM_10FDX_CAP, 192 PARAM_10HDX_CAP, 193 194 PARAM_ADV_AUTONEG_CAP, 195 PARAM_ADV_PAUSE_CAP, 196 PARAM_ADV_ASYM_PAUSE_CAP, 197 PARAM_ADV_1000FDX_CAP, 198 PARAM_ADV_1000HDX_CAP, 199 PARAM_ADV_100T4_CAP, 200 PARAM_ADV_100FDX_CAP, 201 PARAM_ADV_100HDX_CAP, 202 PARAM_ADV_10FDX_CAP, 203 PARAM_ADV_10HDX_CAP, 204 205 PARAM_LINK_STATUS, 206 PARAM_LINK_SPEED, 207 PARAM_LINK_DUPLEX, 208 209 PARAM_LOOP_MODE, 210 211 PARAM_COUNT 212 }; 213 214 enum rge_chip_state { 215 RGE_CHIP_FAULT = -2, /* fault, need reset */ 216 RGE_CHIP_ERROR, /* error, want reset */ 217 RGE_CHIP_INITIAL, /* Initial state only */ 218 RGE_CHIP_RESET, /* reset, need init */ 219 RGE_CHIP_STOPPED, /* Tx/Rx stopped */ 220 RGE_CHIP_RUNNING /* with interrupts */ 221 }; 222 223 enum rge_mac_state { 224 RGE_MAC_ATTACH = 0, 225 RGE_MAC_STOPPED, 226 RGE_MAC_STARTED, 227 RGE_MAC_UNATTACH 228 }; 229 230 enum rge_sync_op { 231 RGE_OP_NULL, 232 RGE_GET_MAC, /* get mac address operation */ 233 RGE_SET_MAC, /* set mac address operation */ 234 RGE_SET_MUL, /* set multicast address op */ 235 RGE_SET_PROMISC /* set promisc mode */ 236 }; 237 238 /* 239 * (Internal) return values from ioctl subroutines 240 */ 241 enum ioc_reply { 242 IOC_INVAL = -1, /* bad, NAK with EINVAL */ 243 IOC_DONE, /* OK, reply sent */ 244 IOC_ACK, /* OK, just send ACK */ 245 IOC_REPLY, /* OK, just send reply */ 246 IOC_RESTART_ACK, /* OK, restart & ACK */ 247 IOC_RESTART_REPLY /* OK, restart & reply */ 248 }; 249 250 /* 251 * (Internal) enumeration of this driver's kstats 252 */ 253 enum { 254 RGE_KSTAT_DRIVER = 0, 255 RGE_KSTAT_COUNT 256 }; 257 258 /* 259 * Basic data types, for clarity in distinguishing 'numbers' 260 * used for different purposes ... 261 * 262 * A <rge_regno_t> is a register 'address' (offset) in any one of 263 * various address spaces (PCI config space, PCI memory-mapped I/O 264 * register space, MII registers, etc). None of these exceeds 64K, 265 * so we could use a 16-bit representation but pointer-sized objects 266 * are more "natural" in most architectures; they seem to be handled 267 * more efficiently on SPARC and no worse on x86. 268 * 269 * RGE_REGNO_NONE represents the non-existent value in this space. 270 */ 271 typedef uintptr_t rge_regno_t; /* register # (offset) */ 272 #define RGE_REGNO_NONE (~(uintptr_t)0u) 273 274 /* 275 * Describes one chunk of allocated DMA-able memory 276 * 277 * In some cases, this is a single chunk as allocated from the system; 278 * but we also use this structure to represent slices carved off such 279 * a chunk. Even when we don't really need all the information, we 280 * use this structure as a convenient way of correlating the various 281 * ways of looking at a piece of memory (kernel VA, IO space DVMA, 282 * handle+offset, etc). 283 */ 284 typedef struct { 285 ddi_acc_handle_t acc_hdl; /* handle for memory */ 286 void *mem_va; /* CPU VA of memory */ 287 uint32_t nslots; /* number of slots */ 288 uint32_t size; /* size per slot */ 289 size_t alength; /* allocated size */ 290 ddi_dma_handle_t dma_hdl; /* DMA handle */ 291 offset_t offset; /* relative to handle */ 292 ddi_dma_cookie_t cookie; /* associated cookie */ 293 uint32_t ncookies; /* must be 1 */ 294 uint32_t token; /* arbitrary identifier */ 295 } dma_area_t; 296 297 /* 298 * Software version of the Receive Buffer Descriptor 299 */ 300 typedef struct { 301 caddr_t private; /* pointer to rge */ 302 dma_area_t pbuf; /* (const) related */ 303 /* buffer area */ 304 frtn_t rx_recycle; /* recycle function */ 305 mblk_t *mp; 306 } dma_buf_t; 307 308 typedef struct sw_rbd { 309 dma_buf_t *rx_buf; 310 uint8_t flags; 311 } sw_rbd_t; 312 313 /* 314 * Software version of the Send Buffer Descriptor 315 */ 316 typedef struct sw_sbd { 317 dma_area_t desc; /* (const) related h/w */ 318 /* descriptor area */ 319 dma_area_t pbuf; /* (const) related */ 320 /* buffer area */ 321 } sw_sbd_t; 322 323 324 #define HW_RBD_INIT(rbd, slot) \ 325 rbd->flags_len |= RGE_BSWAP_32(BD_FLAG_HW_OWN); \ 326 rbd->vlan_tag = 0; \ 327 if (slot == (RGE_RECV_SLOTS -1)) \ 328 rbd->flags_len |= RGE_BSWAP_32(BD_FLAG_EOR); 329 #define HW_SBD_INIT(sbd, slot) \ 330 sbd->flags_len = 0; \ 331 if (slot == (RGE_SEND_SLOTS -1)) \ 332 sbd->flags_len |= RGE_BSWAP_32(BD_FLAG_EOR); 333 #define HW_SBD_SET(sbd, slot) \ 334 sbd->flags_len |= RGE_BSWAP_32(SBD_FLAG_TX_PKT); \ 335 if (slot == (RGE_SEND_SLOTS -1)) \ 336 sbd->flags_len |= RGE_BSWAP_32(BD_FLAG_EOR); 337 338 /* 339 * Describes the characteristics of a specific chip 340 */ 341 typedef struct { 342 uint16_t command; /* saved during attach */ 343 uint16_t vendor; /* vendor-id */ 344 uint16_t device; /* device-id */ 345 uint16_t subven; /* subsystem-vendor-id */ 346 uint16_t subdev; /* subsystem-id */ 347 uint8_t revision; /* revision-id */ 348 uint8_t clsize; /* cache-line-size */ 349 uint8_t latency; /* latency-timer */ 350 boolean_t is_pcie; 351 uint32_t mac_ver; 352 uint32_t phy_ver; 353 uint32_t rxconfig; 354 uint32_t txconfig; 355 } chip_id_t; 356 357 typedef struct rge_stats { 358 uint64_t rbytes; 359 uint64_t obytes; 360 uint32_t overflow; 361 uint32_t defer; /* dot3StatsDeferredTransmissions */ 362 uint32_t crc_err; /* dot3StatsFCSErrors */ 363 uint32_t in_short; 364 uint32_t no_rcvbuf; /* ifInDiscards */ 365 uint32_t intr; /* interrupt count */ 366 uint16_t chip_reset; 367 uint16_t phy_reset; 368 } rge_stats_t; 369 370 /* 371 * Per-instance soft-state structure 372 */ 373 typedef struct rge { 374 dev_info_t *devinfo; /* device instance */ 375 mac_handle_t mh; /* mac module handle */ 376 ddi_acc_handle_t cfg_handle; /* DDI I/O handle */ 377 ddi_acc_handle_t io_handle; /* DDI I/O handle */ 378 caddr_t io_regs; /* mapped registers */ 379 cyclic_id_t cyclic_id; /* cyclic callback */ 380 ddi_softint_handle_t resched_hdl; /* reschedule callback */ 381 ddi_softint_handle_t factotum_hdl; /* factotum callback */ 382 uint_t soft_pri; 383 ddi_intr_handle_t *htable; /* For array of interrupts */ 384 int intr_type; /* What type of interrupt */ 385 int intr_rqst; /* # of request intrs count */ 386 int intr_cnt; /* # of intrs count returned */ 387 uint_t intr_pri; /* Interrupt priority */ 388 int intr_cap; /* Interrupt capabilities */ 389 boolean_t msi_enable; 390 391 uint32_t ethmax_size; 392 uint32_t default_mtu; 393 uint32_t rxbuf_size; 394 uint32_t txbuf_size; 395 uint32_t chip_flags; 396 uint32_t head_room; 397 char ifname[8]; /* "rge0" ... "rge999" */ 398 int32_t instance; 399 uint32_t progress; /* attach tracking */ 400 uint32_t debug; /* per-instance debug */ 401 chip_id_t chipid; 402 403 /* 404 * These structures describe the blocks of memory allocated during 405 * attach(). They remain unchanged thereafter, although the memory 406 * they describe is carved up into various separate regions and may 407 * therefore be described by other structures as well. 408 */ 409 dma_area_t dma_area_rxdesc; 410 dma_area_t dma_area_txdesc; 411 dma_area_t dma_area_stats; 412 /* describes hardware statistics area */ 413 414 uint8_t netaddr[ETHERADDRL]; /* mac address */ 415 uint16_t int_mask; /* interrupt mask */ 416 417 /* used for multicast/promisc mode set */ 418 char mcast_refs[RGE_MCAST_BUF_SIZE]; 419 uint8_t mcast_hash[RGE_MCAST_NUM]; 420 boolean_t promisc; /* promisc state flag */ 421 422 /* used for recv */ 423 rge_bd_t *rx_ring; 424 dma_area_t rx_desc; 425 boolean_t rx_bcopy; 426 uint32_t rx_next; /* current rx bd index */ 427 sw_rbd_t *sw_rbds; 428 sw_rbd_t *free_srbds; 429 uint32_t rf_next; /* current free buf index */ 430 uint32_t rc_next; /* current recycle buf index */ 431 uint32_t rx_free; /* number of rx free buf */ 432 mac_resource_handle_t handle; 433 434 /* used for send */ 435 rge_bd_t *tx_ring; 436 dma_area_t tx_desc; 437 uint32_t tx_free; /* number of free tx bd */ 438 uint32_t tx_next; /* current tx bd index */ 439 uint32_t tc_next; /* current tx recycle index */ 440 uint32_t tx_flow; 441 uint32_t tc_tail; 442 sw_sbd_t *sw_sbds; 443 444 /* mutex */ 445 kmutex_t genlock[1]; /* i/o reg access */ 446 krwlock_t errlock[1]; /* rge restart */ 447 kmutex_t tx_lock[1]; /* send access */ 448 kmutex_t tc_lock[1]; /* send recycle access */ 449 kmutex_t rx_lock[1]; /* receive access */ 450 kmutex_t rc_lock[1]; /* receive recycle access */ 451 452 /* 453 * Miscellaneous operating variables (not synchronised) 454 */ 455 uint32_t watchdog; /* watches for Tx stall */ 456 boolean_t resched_needed; 457 uint32_t factotum_flag; /* softint pending */ 458 459 /* 460 * Physical layer 461 */ 462 rge_regno_t phy_mii_addr; /* should be (const) 1! */ 463 uint16_t link_down_count; 464 465 /* 466 * NDD parameters (protected by genlock) 467 */ 468 caddr_t nd_data_p; 469 nd_param_t nd_params[PARAM_COUNT]; 470 471 /* 472 * Driver kstats, protected by <genlock> where necessary 473 */ 474 kstat_t *rge_kstats[RGE_KSTAT_COUNT]; 475 476 /* H/W statistics */ 477 rge_hw_stats_t *hw_stats; 478 rge_stats_t stats; 479 enum rge_mac_state rge_mac_state; /* definitions above */ 480 enum rge_chip_state rge_chip_state; /* definitions above */ 481 } rge_t; 482 483 /* 484 * 'Progress' bit flags ... 485 */ 486 #define PROGRESS_CFG 0x0001 /* config space mapped */ 487 #define PROGRESS_REGS 0x0002 /* registers mapped */ 488 #define PROGRESS_RESCHED 0x0010 /* resched softint registered */ 489 #define PROGRESS_FACTOTUM 0x0020 /* factotum softint registered */ 490 #define PROGRESS_INTR 0X0040 /* h/w interrupt registered */ 491 /* and mutexen initialised */ 492 #define PROGRESS_INIT 0x0080 /* rx/buf/tx ring initialised */ 493 #define PROGRESS_PHY 0x0100 /* PHY initialised */ 494 #define PROGRESS_NDD 0x1000 /* NDD parameters set up */ 495 #define PROGRESS_KSTATS 0x2000 /* kstats created */ 496 #define PROGRESS_READY 0x8000 /* ready for work */ 497 498 /* 499 * Special chip flags 500 */ 501 #define CHIP_FLAG_FORCE_BCOPY 0x10000000 502 503 /* 504 * Shorthand for the NDD parameters 505 */ 506 #define param_adv_autoneg nd_params[PARAM_ADV_AUTONEG_CAP].ndp_val 507 #define param_adv_pause nd_params[PARAM_ADV_PAUSE_CAP].ndp_val 508 #define param_adv_asym_pause nd_params[PARAM_ADV_ASYM_PAUSE_CAP].ndp_val 509 #define param_adv_1000fdx nd_params[PARAM_ADV_1000FDX_CAP].ndp_val 510 #define param_adv_1000hdx nd_params[PARAM_ADV_1000HDX_CAP].ndp_val 511 #define param_adv_100fdx nd_params[PARAM_ADV_100FDX_CAP].ndp_val 512 #define param_adv_100hdx nd_params[PARAM_ADV_100HDX_CAP].ndp_val 513 #define param_adv_10fdx nd_params[PARAM_ADV_10FDX_CAP].ndp_val 514 #define param_adv_10hdx nd_params[PARAM_ADV_10HDX_CAP].ndp_val 515 516 #define param_link_up nd_params[PARAM_LINK_STATUS].ndp_val 517 #define param_link_speed nd_params[PARAM_LINK_SPEED].ndp_val 518 #define param_link_duplex nd_params[PARAM_LINK_DUPLEX].ndp_val 519 520 #define param_loop_mode nd_params[PARAM_LOOP_MODE].ndp_val 521 522 /* 523 * Sync a DMA area described by a dma_area_t 524 */ 525 #define DMA_SYNC(area, flag) ((void) ddi_dma_sync((area).dma_hdl, \ 526 (area).offset, (area).alength, (flag))) 527 528 /* 529 * Find the (kernel virtual) address of block of memory 530 * described by a dma_area_t 531 */ 532 #define DMA_VPTR(area) ((area).mem_va) 533 534 /* 535 * Zero a block of memory described by a dma_area_t 536 */ 537 #define DMA_ZERO(area) bzero(DMA_VPTR(area), (area).alength) 538 539 /* 540 * Next/Last value of a cyclic index 541 */ 542 #define NEXT(index, limit) ((index)+1 < (limit) ? (index)+1 : 0); 543 #define LAST(index, limit) ((index) ? (index)-1 : (limit - 1)); 544 /* 545 * Property lookups 546 */ 547 #define RGE_PROP_EXISTS(d, n) ddi_prop_exists(DDI_DEV_T_ANY, (d), \ 548 DDI_PROP_DONTPASS, (n)) 549 #define RGE_PROP_GET_INT(d, n) ddi_prop_get_int(DDI_DEV_T_ANY, (d), \ 550 DDI_PROP_DONTPASS, (n), -1) 551 552 /* 553 * Endian swap 554 */ 555 #ifdef _BIG_ENDIAN 556 #define RGE_BSWAP_16(x) ((((x) & 0xff00) >> 8) | \ 557 (((x) & 0x00ff) << 8)) 558 #define RGE_BSWAP_32(x) ((((x) & 0xff000000) >> 24) | \ 559 (((x) & 0x00ff0000) >> 8) | \ 560 (((x) & 0x0000ff00) << 8) | \ 561 (((x) & 0x000000ff) << 24)) 562 #define RGE_BSWAP_64(x) (RGE_BSWAP_32((x) >> 32) | \ 563 (RGE_BSWAP_32(x) << 32)) 564 #else 565 #define RGE_BSWAP_16(x) (x) 566 #define RGE_BSWAP_32(x) (x) 567 #define RGE_BSWAP_64(x) (x) 568 #endif 569 570 /* 571 * Bit test macros, returning boolean_t values 572 */ 573 #define BIS(w, b) (((w) & (b)) ? B_TRUE : B_FALSE) 574 #define BIC(w, b) (((w) & (b)) ? B_FALSE : B_TRUE) 575 #define UPORDOWN(x) ((x) ? "up" : "down") 576 577 /* 578 * Bit flags in the 'debug' word ... 579 */ 580 #define RGE_DBG_STOP 0x00000001 /* early debug_enter() */ 581 #define RGE_DBG_TRACE 0x00000002 /* general flow tracing */ 582 583 #define RGE_DBG_REGS 0x00000010 /* low-level accesses */ 584 #define RGE_DBG_MII 0x00000020 /* low-level MII access */ 585 #define RGE_DBG_SEEPROM 0x00000040 /* low-level SEEPROM IO */ 586 #define RGE_DBG_CHIP 0x00000080 /* low(ish)-level code */ 587 588 #define RGE_DBG_RECV 0x00000100 /* receive-side code */ 589 #define RGE_DBG_SEND 0x00000200 /* packet-send code */ 590 591 #define RGE_DBG_INT 0x00001000 /* interrupt handler */ 592 #define RGE_DBG_FACT 0x00002000 /* factotum (softint) */ 593 594 #define RGE_DBG_PHY 0x00010000 /* Copper PHY code */ 595 #define RGE_DBG_SERDES 0x00020000 /* SerDes code */ 596 #define RGE_DBG_PHYS 0x00040000 /* Physical layer code */ 597 #define RGE_DBG_LINK 0x00080000 /* Link status check */ 598 599 #define RGE_DBG_INIT 0x00100000 /* initialisation */ 600 #define RGE_DBG_NEMO 0x00200000 /* nemo interaction */ 601 #define RGE_DBG_ADDR 0x00400000 /* address-setting code */ 602 #define RGE_DBG_STATS 0x00800000 /* statistics */ 603 604 #define RGE_DBG_IOCTL 0x01000000 /* ioctl handling */ 605 #define RGE_DBG_LOOP 0x02000000 /* loopback ioctl code */ 606 #define RGE_DBG_PPIO 0x04000000 /* Peek/poke ioctls */ 607 #define RGE_DBG_BADIOC 0x08000000 /* unknown ioctls */ 608 609 #define RGE_DBG_MCTL 0x10000000 /* mctl (csum) code */ 610 #define RGE_DBG_NDD 0x20000000 /* NDD operations */ 611 612 /* 613 * Debugging ... 614 */ 615 #ifdef DEBUG 616 #define RGE_DEBUGGING 1 617 #else 618 #define RGE_DEBUGGING 0 619 #endif /* DEBUG */ 620 621 622 /* 623 * 'Do-if-debugging' macro. The parameter <command> should be one or more 624 * C statements (but without the *final* semicolon), which will either be 625 * compiled inline or completely ignored, depending on the RGE_DEBUGGING 626 * compile-time flag. 627 * 628 * You should get a compile-time error (at least on a DEBUG build) if 629 * your statement isn't actually a statement, rather than unexpected 630 * run-time behaviour caused by unintended matching of if-then-elses etc. 631 * 632 * Note that the RGE_DDB() macro itself can only be used as a statement, 633 * not an expression, and should always be followed by a semicolon. 634 */ 635 #if RGE_DEBUGGING 636 #define RGE_DDB(command) do { \ 637 { command; } \ 638 _NOTE(CONSTANTCONDITION) \ 639 } while (0) 640 #else /* RGE_DEBUGGING */ 641 #define RGE_DDB(command) do { \ 642 { _NOTE(EMPTY); } \ 643 _NOTE(CONSTANTCONDITION) \ 644 } while (0) 645 #endif /* RGE_DEBUGGING */ 646 647 /* 648 * 'Internal' macros used to construct the TRACE/DEBUG macros below. 649 * These provide the primitive conditional-call capability required. 650 * Note: the parameter <args> is a parenthesised list of the actual 651 * printf-style arguments to be passed to the debug function ... 652 */ 653 #define RGE_XDB(b, w, f, args) RGE_DDB(if ((b) & (w)) f args) 654 #define RGE_GDB(b, args) RGE_XDB(b, rge_debug, (*rge_gdb()), args) 655 #define RGE_LDB(b, args) RGE_XDB(b, rgep->debug, (*rge_db(rgep)), args) 656 #define RGE_CDB(f, args) RGE_XDB(RGE_DBG, rgep->debug, f, args) 657 658 /* 659 * Conditional-print macros. 660 * 661 * Define RGE_DBG to be the relevant member of the set of RGE_DBG_* values 662 * above before using the RGE_GDEBUG() or RGE_DEBUG() macros. The 'G' 663 * versions look at the Global debug flag word (rge_debug); the non-G 664 * versions look in the per-instance data (rgep->debug) and so require a 665 * variable called 'rgep' to be in scope (and initialised!) before use. 666 * 667 * You could redefine RGE_TRC too if you really need two different 668 * flavours of debugging output in the same area of code, but I don't 669 * really recommend it. 670 * 671 * Note: the parameter <args> is a parenthesised list of the actual 672 * arguments to be passed to the debug function, usually a printf-style 673 * format string and corresponding values to be formatted. 674 */ 675 676 #define RGE_TRC RGE_DBG_TRACE /* default 'trace' bit */ 677 #define RGE_GTRACE(args) RGE_GDB(RGE_TRC, args) 678 #define RGE_GDEBUG(args) RGE_GDB(RGE_DBG, args) 679 #define RGE_TRACE(args) RGE_LDB(RGE_TRC, args) 680 #define RGE_DEBUG(args) RGE_LDB(RGE_DBG, args) 681 682 /* 683 * Debug-only action macros 684 */ 685 #define RGE_BRKPT(rgep, s) RGE_DDB(rge_dbg_enter(rgep, s)) 686 #define RGE_MARK(rgep) RGE_DDB(rge_led_mark(rgep)) 687 #define RGE_PCICHK(rgep) RGE_DDB(rge_pci_check(rgep)) 688 #define RGE_PKTDUMP(args) RGE_DDB(rge_pkt_dump args) 689 #define RGE_REPORT(args) RGE_DDB(rge_log args) 690 691 /* 692 * Inter-source-file linkage ... 693 */ 694 695 /* rge_chip.c */ 696 uint16_t rge_mii_get16(rge_t *rgep, uintptr_t mii); 697 void rge_mii_put16(rge_t *rgep, uintptr_t mii, uint16_t data); 698 void rge_chip_cfg_init(rge_t *rgep, chip_id_t *cidp); 699 void rge_chip_ident(rge_t *rgep); 700 int rge_chip_reset(rge_t *rgep); 701 void rge_chip_init(rge_t *rgep); 702 void rge_chip_start(rge_t *rgep); 703 void rge_chip_stop(rge_t *rgep, boolean_t fault); 704 void rge_chip_sync(rge_t *rgep, enum rge_sync_op todo); 705 void rge_chip_blank(void *arg, time_t ticks, uint_t count); 706 void rge_tx_trigger(rge_t *rgep); 707 void rge_hw_stats_dump(rge_t *rgep); 708 uint_t rge_intr(caddr_t arg1, caddr_t arg2); 709 uint_t rge_chip_factotum(caddr_t arg1, caddr_t arg2); 710 void rge_chip_cyclic(void *arg); 711 enum ioc_reply rge_chip_ioctl(rge_t *rgep, queue_t *wq, mblk_t *mp, 712 struct iocblk *iocp); 713 boolean_t rge_phy_reset(rge_t *rgep); 714 void rge_phy_init(rge_t *rgep); 715 void rge_phy_update(rge_t *rgep); 716 717 /* rge_kstats.c */ 718 void rge_init_kstats(rge_t *rgep, int instance); 719 void rge_fini_kstats(rge_t *rgep); 720 int rge_m_stat(void *arg, uint_t stat, uint64_t *val); 721 722 /* rge_log.c */ 723 #if RGE_DEBUGGING 724 void (*rge_db(rge_t *rgep))(const char *fmt, ...); 725 void (*rge_gdb(void))(const char *fmt, ...); 726 void rge_pkt_dump(rge_t *rgep, rge_bd_t *hbp, sw_rbd_t *sdp, const char *msg); 727 void rge_dbg_enter(rge_t *rgep, const char *msg); 728 #endif /* RGE_DEBUGGING */ 729 void rge_problem(rge_t *rgep, const char *fmt, ...); 730 void rge_notice(rge_t *rgep, const char *fmt, ...); 731 void rge_log(rge_t *rgep, const char *fmt, ...); 732 void rge_error(rge_t *rgep, const char *fmt, ...); 733 extern kmutex_t rge_log_mutex[1]; 734 extern uint32_t rge_debug; 735 736 /* rge_main.c */ 737 void rge_restart(rge_t *rgep); 738 739 /* rge_ndd.c */ 740 int rge_nd_init(rge_t *rgep); 741 enum ioc_reply rge_nd_ioctl(rge_t *rgep, queue_t *wq, mblk_t *mp, 742 struct iocblk *iocp); 743 void rge_nd_cleanup(rge_t *rgep); 744 745 /* rge_rxtx.c */ 746 void rge_rx_recycle(caddr_t arg); 747 void rge_receive(rge_t *rgep); 748 mblk_t *rge_m_tx(void *arg, mblk_t *mp); 749 uint_t rge_reschedule(caddr_t arg1, caddr_t arg2); 750 751 #ifdef __cplusplus 752 } 753 #endif 754 755 #endif /* _RGE_H */ 756