linux/drivers/staging/slicoss/slic.h
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   1/**************************************************************************
   2 *
   3 * Copyright (c) 2000-2002 Alacritech, Inc.  All rights reserved.
   4 *
   5 *
   6 * Redistribution and use in source and binary forms, with or without
   7 * modification, are permitted provided that the following conditions
   8 * are met:
   9 *
  10 * 1. Redistributions of source code must retain the above copyright
  11 *    notice, this list of conditions and the following disclaimer.
  12 * 2. Redistributions in binary form must reproduce the above
  13 *    copyright notice, this list of conditions and the following
  14 *    disclaimer in the documentation and/or other materials provided
  15 *    with the distribution.
  16 *
  17 * THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY
  18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ALACRITECH, INC. OR
  21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  27 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28 * SUCH DAMAGE.
  29 *
  30 * The views and conclusions contained in the software and documentation
  31 * are those of the authors and should not be interpreted as representing
  32 * official policies, either expressed or implied, of Alacritech, Inc.
  33 *
  34 **************************************************************************/
  35
  36/*
  37 * FILENAME: slic.h
  38 *
  39 * This is the base set of header definitions for the SLICOSS driver.
  40 */
  41#ifndef __SLIC_DRIVER_H__
  42#define __SLIC_DRIVER_H__
  43
  44/* firmware stuff */
  45#define OASIS_UCODE_VERS_STRING "1.2"
  46#define OASIS_UCODE_VERS_DATE   "2006/03/27 15:10:37"
  47#define OASIS_UCODE_HOSTIF_ID   3
  48
  49#define MOJAVE_UCODE_VERS_STRING        "1.2"
  50#define MOJAVE_UCODE_VERS_DATE          "2006/03/27 15:12:22"
  51#define MOJAVE_UCODE_HOSTIF_ID          3
  52
  53#define GB_RCVUCODE_VERS_STRING "1.2"
  54#define GB_RCVUCODE_VERS_DATE   "2006/03/27 15:12:15"
  55static u32 OasisRcvUCodeLen = 512;
  56static u32 GBRcvUCodeLen = 512;
  57#define SECTION_SIZE 65536
  58
  59struct slic_spinlock {
  60        spinlock_t      lock;
  61        unsigned long   flags;
  62};
  63
  64#define SLIC_RSPQ_PAGES_GB        10
  65#define SLIC_RSPQ_BUFSINPAGE      (PAGE_SIZE / SLIC_RSPBUF_SIZE)
  66
  67struct slic_rspqueue {
  68        u32             offset;
  69        u32             pageindex;
  70        u32             num_pages;
  71        struct slic_rspbuf *rspbuf;
  72        u32 *vaddr[SLIC_RSPQ_PAGES_GB];
  73        dma_addr_t          paddr[SLIC_RSPQ_PAGES_GB];
  74};
  75
  76#define SLIC_RCVQ_EXPANSION         1
  77#define SLIC_RCVQ_ENTRIES           (256 * SLIC_RCVQ_EXPANSION)
  78#define SLIC_RCVQ_MINENTRIES        (SLIC_RCVQ_ENTRIES / 2)
  79#define SLIC_RCVQ_MAX_PROCESS_ISR   ((SLIC_RCVQ_ENTRIES * 4))
  80#define SLIC_RCVQ_RCVBUFSIZE        2048
  81#define SLIC_RCVQ_FILLENTRIES       (16 * SLIC_RCVQ_EXPANSION)
  82#define SLIC_RCVQ_FILLTHRESH        (SLIC_RCVQ_ENTRIES - SLIC_RCVQ_FILLENTRIES)
  83
  84struct slic_rcvqueue {
  85        struct sk_buff    *head;
  86        struct sk_buff    *tail;
  87        u32            count;
  88        u32            size;
  89        u32            errors;
  90};
  91
  92struct slic_rcvbuf_info {
  93        u32     id;
  94        u32     starttime;
  95        u32     stoptime;
  96        u32     slicworld;
  97        u32     lasttime;
  98        u32     lastid;
  99};
 100/*
 101 SLIC Handle structure.  Used to restrict handle values to
 102 32 bits by using an index rather than an address.
 103 Simplifies ucode in 64-bit systems
 104*/
 105struct slic_handle_word {
 106        union {
 107                struct {
 108                        ushort      index;
 109                        ushort      bottombits; /* to denote num bufs to card */
 110                }  parts;
 111                u32         whole;
 112        }  handle;
 113};
 114
 115struct slic_handle {
 116        struct slic_handle_word  token;  /* token passed between host and card*/
 117        ushort                      type;
 118        void *address;    /* actual address of the object*/
 119        ushort                      offset;
 120        struct slic_handle       *other_handle;
 121        struct slic_handle       *next;
 122};
 123
 124#define SLIC_HANDLE_FREE        0x0000
 125#define SLIC_HANDLE_DATA        0x0001
 126#define SLIC_HANDLE_CMD         0x0002
 127#define SLIC_HANDLE_CONTEXT     0x0003
 128#define SLIC_HANDLE_TEAM        0x0004
 129
 130#define handle_index        handle.parts.index
 131#define handle_bottom       handle.parts.bottombits
 132#define handle_token        handle.whole
 133
 134#define SLIC_HOSTCMD_SIZE    512
 135
 136struct slic_hostcmd {
 137        struct slic_host64_cmd  cmd64;
 138        u32                    type;
 139        struct sk_buff            *skb;
 140        u32                    paddrl;
 141        u32                    paddrh;
 142        u32                    busy;
 143        u32                    cmdsize;
 144        ushort                     numbufs;
 145        struct slic_handle    *pslic_handle;/* handle associated with command */
 146        struct slic_hostcmd    *next;
 147        struct slic_hostcmd    *next_all;
 148};
 149
 150#define SLIC_CMDQ_CMDSINPAGE    (PAGE_SIZE / SLIC_HOSTCMD_SIZE)
 151#define SLIC_CMD_DUMB            3
 152#define SLIC_CMDQ_INITCMDS       256
 153#define SLIC_CMDQ_MAXCMDS        256
 154#define SLIC_CMDQ_MAXOUTSTAND    SLIC_CMDQ_MAXCMDS
 155#define SLIC_CMDQ_MAXPAGES       (SLIC_CMDQ_MAXCMDS / SLIC_CMDQ_CMDSINPAGE)
 156#define SLIC_CMDQ_INITPAGES      (SLIC_CMDQ_INITCMDS / SLIC_CMDQ_CMDSINPAGE)
 157
 158struct slic_cmdqmem {
 159        int pagecnt;
 160        u32 *pages[SLIC_CMDQ_MAXPAGES];
 161        dma_addr_t dma_pages[SLIC_CMDQ_MAXPAGES];
 162};
 163
 164struct slic_cmdqueue {
 165        struct slic_hostcmd *head;
 166        struct slic_hostcmd *tail;
 167        int count;
 168        struct slic_spinlock lock;
 169};
 170
 171#define SLIC_MAX_CARDS              32
 172#define SLIC_MAX_PORTS              4        /* Max # of ports per card   */
 173
 174
 175struct mcast_address {
 176        unsigned char address[6];
 177        struct mcast_address *next;
 178};
 179
 180#define CARD_DOWN        0x00000000
 181#define CARD_UP          0x00000001
 182#define CARD_FAIL        0x00000002
 183#define CARD_DIAG        0x00000003
 184#define CARD_SLEEP       0x00000004
 185
 186#define ADAPT_DOWN             0x00
 187#define ADAPT_UP               0x01
 188#define ADAPT_FAIL             0x02
 189#define ADAPT_RESET            0x03
 190#define ADAPT_SLEEP            0x04
 191
 192#define ADAPT_FLAGS_BOOTTIME            0x0001
 193#define ADAPT_FLAGS_IS64BIT             0x0002
 194#define ADAPT_FLAGS_PENDINGLINKDOWN     0x0004
 195#define ADAPT_FLAGS_FIBERMEDIA          0x0008
 196#define ADAPT_FLAGS_LOCKS_ALLOCED       0x0010
 197#define ADAPT_FLAGS_INT_REGISTERED      0x0020
 198#define ADAPT_FLAGS_LOAD_TIMER_SET      0x0040
 199#define ADAPT_FLAGS_STATS_TIMER_SET     0x0080
 200#define ADAPT_FLAGS_RESET_TIMER_SET     0x0100
 201
 202#define LINK_DOWN              0x00
 203#define LINK_CONFIG            0x01
 204#define LINK_UP                0x02
 205
 206#define LINK_10MB              0x00
 207#define LINK_100MB             0x01
 208#define LINK_AUTOSPEED         0x02
 209#define LINK_1000MB            0x03
 210#define LINK_10000MB           0x04
 211
 212#define LINK_HALFD             0x00
 213#define LINK_FULLD             0x01
 214#define LINK_AUTOD             0x02
 215
 216#define MAC_DIRECTED     0x00000001
 217#define MAC_BCAST        0x00000002
 218#define MAC_MCAST        0x00000004
 219#define MAC_PROMISC      0x00000008
 220#define MAC_LOOPBACK     0x00000010
 221#define MAC_ALLMCAST     0x00000020
 222
 223#define SLIC_DUPLEX(x)    ((x == LINK_FULLD) ? "FDX" : "HDX")
 224#define SLIC_SPEED(x)     ((x == LINK_100MB) ? "100Mb" : ((x == LINK_1000MB) ?\
 225                                "1000Mb" : " 10Mb"))
 226#define SLIC_LINKSTATE(x) ((x == LINK_DOWN) ? "Down" : "Up  ")
 227#define SLIC_ADAPTER_STATE(x) ((x == ADAPT_UP) ? "UP" : "Down")
 228#define SLIC_CARD_STATE(x)    ((x == CARD_UP) ? "UP" : "Down")
 229
 230struct slic_iface_stats {
 231        /*
 232        * Stats
 233        */
 234        u64        xmt_bytes;
 235        u64        xmt_ucast;
 236        u64        xmt_mcast;
 237        u64        xmt_bcast;
 238        u64        xmt_errors;
 239        u64        xmt_discards;
 240        u64        xmit_collisions;
 241        u64        xmit_excess_xmit_collisions;
 242        u64        rcv_bytes;
 243        u64        rcv_ucast;
 244        u64        rcv_mcast;
 245        u64        rcv_bcast;
 246        u64        rcv_errors;
 247        u64        rcv_discards;
 248};
 249
 250struct sliccp_stats {
 251        u64        xmit_tcp_segs;
 252        u64        xmit_tcp_bytes;
 253        u64        rcv_tcp_segs;
 254        u64        rcv_tcp_bytes;
 255};
 256
 257struct slicnet_stats {
 258        struct sliccp_stats        tcp;
 259        struct slic_iface_stats      iface;
 260};
 261
 262#define SLIC_LOADTIMER_PERIOD     1
 263#define SLIC_INTAGG_DEFAULT       200
 264#define SLIC_LOAD_0               0
 265#define SLIC_INTAGG_0             0
 266#define SLIC_LOAD_1               8000
 267#define SLIC_LOAD_2               10000
 268#define SLIC_LOAD_3               12000
 269#define SLIC_LOAD_4               14000
 270#define SLIC_LOAD_5               16000
 271#define SLIC_INTAGG_1             50
 272#define SLIC_INTAGG_2             100
 273#define SLIC_INTAGG_3             150
 274#define SLIC_INTAGG_4             200
 275#define SLIC_INTAGG_5             250
 276#define SLIC_LOAD_1GB             3000
 277#define SLIC_LOAD_2GB             6000
 278#define SLIC_LOAD_3GB             12000
 279#define SLIC_LOAD_4GB             24000
 280#define SLIC_LOAD_5GB             48000
 281#define SLIC_INTAGG_1GB           50
 282#define SLIC_INTAGG_2GB           75
 283#define SLIC_INTAGG_3GB           100
 284#define SLIC_INTAGG_4GB           100
 285#define SLIC_INTAGG_5GB           100
 286
 287struct ether_header {
 288        unsigned char    ether_dhost[6];
 289        unsigned char    ether_shost[6];
 290        ushort   ether_type;
 291};
 292
 293struct sliccard {
 294        uint              busnumber;
 295        uint              slotnumber;
 296        uint              state;
 297        uint              cardnum;
 298        uint              card_size;
 299        uint              adapters_activated;
 300        uint              adapters_allocated;
 301        uint              adapters_sleeping;
 302        uint              gennumber;
 303        u32           events;
 304        u32           loadlevel_current;
 305        u32           load;
 306        uint              reset_in_progress;
 307        u32           pingstatus;
 308        u32           bad_pingstatus;
 309        struct timer_list loadtimer;
 310        u32           loadtimerset;
 311        uint              config_set;
 312        struct slic_config  config;
 313        struct adapter  *master;
 314        struct adapter  *adapter[SLIC_MAX_PORTS];
 315        struct sliccard *next;
 316        u32             error_interrupts;
 317        u32             error_rmiss_interrupts;
 318        u32             rcv_interrupts;
 319        u32             xmit_interrupts;
 320        u32             num_isrs;
 321        u32             false_interrupts;
 322        u32             max_isr_rcvs;
 323        u32             max_isr_xmits;
 324        u32             rcv_interrupt_yields;
 325        u32             tx_packets;
 326        u32             debug_ix;
 327        ushort              reg_type[32];
 328        ushort              reg_offset[32];
 329        u32             reg_value[32];
 330        u32             reg_valueh[32];
 331};
 332
 333#define NUM_CFG_SPACES      2
 334#define NUM_CFG_REGS        64
 335#define NUM_CFG_REG_ULONGS  (NUM_CFG_REGS / sizeof(u32))
 336
 337struct physcard {
 338        struct adapter  *adapter[SLIC_MAX_PORTS];
 339        struct physcard *next;
 340        uint                adapters_allocd;
 341
 342/*  the following is not currently needed
 343        u32              bridge_busnum;
 344        u32              bridge_cfg[NUM_CFG_SPACES][NUM_CFG_REG_ULONGS];
 345*/
 346};
 347
 348struct base_driver {
 349        struct slic_spinlock driver_lock;
 350        u32              num_slic_cards;
 351        u32              num_slic_ports;
 352        u32              num_slic_ports_active;
 353        u32              dynamic_intagg;
 354        struct sliccard  *slic_card;
 355        struct physcard  *phys_card;
 356        uint                 cardnuminuse[SLIC_MAX_CARDS];
 357};
 358
 359struct slic_shmem {
 360        volatile u32          isr;
 361        volatile u32          linkstatus;
 362        volatile struct slic_stats     inicstats;
 363};
 364
 365struct slic_upr {
 366        uint               adapter;
 367        u32            upr_request;
 368        u32            upr_data;
 369        u32            upr_data_h;
 370        u32            upr_buffer;
 371        u32            upr_buffer_h;
 372        struct slic_upr *next;
 373};
 374
 375struct slic_ifevents {
 376        uint        oflow802;
 377        uint        uflow802;
 378        uint        Tprtoflow;
 379        uint        rcvearly;
 380        uint        Bufov;
 381        uint        Carre;
 382        uint        Longe;
 383        uint        Invp;
 384        uint        Crc;
 385        uint        Drbl;
 386        uint        Code;
 387        uint        IpHlen;
 388        uint        IpLen;
 389        uint        IpCsum;
 390        uint        TpCsum;
 391        uint        TpHlen;
 392};
 393
 394struct adapter {
 395        void *ifp;
 396        struct sliccard *card;
 397        uint                port;
 398        struct physcard *physcard;
 399        uint                physport;
 400        uint                cardindex;
 401        uint                card_size;
 402        uint                chipid;
 403        struct net_device  *netdev;
 404        struct slic_spinlock     adapter_lock;
 405        struct slic_spinlock     reset_lock;
 406        struct pci_dev     *pcidev;
 407        uint                busnumber;
 408        uint                slotnumber;
 409        uint                functionnumber;
 410        ushort              vendid;
 411        ushort              devid;
 412        ushort              subsysid;
 413        u32             irq;
 414        u32             drambase;
 415        u32             dramlength;
 416        uint                queues_initialized;
 417        uint                allocated;
 418        uint                activated;
 419        u32             intrregistered;
 420        uint                isp_initialized;
 421        uint                gennumber;
 422        u32             curaddrupper;
 423        struct slic_shmem      *pshmem;
 424        dma_addr_t          phys_shmem;
 425        u32             isrcopy;
 426        __iomem struct slic_regs       *slic_regs;
 427        unsigned char               state;
 428        unsigned char               linkstate;
 429        unsigned char               linkspeed;
 430        unsigned char               linkduplex;
 431        uint                flags;
 432        unsigned char               macaddr[6];
 433        unsigned char               currmacaddr[6];
 434        u32             macopts;
 435        ushort              devflags_prev;
 436        u64             mcastmask;
 437        struct mcast_address   *mcastaddrs;
 438        struct slic_upr   *upr_list;
 439        uint                upr_busy;
 440        struct timer_list   pingtimer;
 441        u32             pingtimerset;
 442        struct timer_list   loadtimer;
 443        u32             loadtimerset;
 444        struct slic_spinlock     upr_lock;
 445        struct slic_spinlock     bit64reglock;
 446        struct slic_rspqueue     rspqueue;
 447        struct slic_rcvqueue     rcvqueue;
 448        struct slic_cmdqueue     cmdq_free;
 449        struct slic_cmdqueue     cmdq_done;
 450        struct slic_cmdqueue     cmdq_all;
 451        struct slic_cmdqmem      cmdqmem;
 452        /*
 453        *  SLIC Handles
 454        */
 455        /* Object handles*/
 456        struct slic_handle slic_handles[SLIC_CMDQ_MAXCMDS+1];
 457        /* Free object handles*/
 458        struct slic_handle *pfree_slic_handles;
 459        /* Object handle list lock*/
 460        struct slic_spinlock     handle_lock;
 461        ushort              slic_handle_ix;
 462
 463        u32             xmitq_full;
 464        u32             all_reg_writes;
 465        u32             icr_reg_writes;
 466        u32             isr_reg_writes;
 467        u32             error_interrupts;
 468        u32             error_rmiss_interrupts;
 469        u32             rx_errors;
 470        u32             rcv_drops;
 471        u32             rcv_interrupts;
 472        u32             xmit_interrupts;
 473        u32             linkevent_interrupts;
 474        u32             upr_interrupts;
 475        u32             num_isrs;
 476        u32             false_interrupts;
 477        u32             tx_packets;
 478        u32             xmit_completes;
 479        u32             tx_drops;
 480        u32             rcv_broadcasts;
 481        u32             rcv_multicasts;
 482        u32             rcv_unicasts;
 483        u32             max_isr_rcvs;
 484        u32             max_isr_xmits;
 485        u32             rcv_interrupt_yields;
 486        u32             intagg_period;
 487        struct inicpm_state    *inicpm_info;
 488        void *pinicpm_info;
 489        struct slic_ifevents  if_events;
 490        struct slic_stats        inicstats_prev;
 491        struct slicnet_stats     slic_stats;
 492};
 493
 494
 495#define UPDATE_STATS(largestat, newstat, oldstat)                        \
 496{                                                                        \
 497        if ((newstat) < (oldstat))                                       \
 498                (largestat) += ((newstat) + (0xFFFFFFFF - oldstat + 1)); \
 499        else                                                             \
 500                (largestat) += ((newstat) - (oldstat));                  \
 501}
 502
 503#define UPDATE_STATS_GB(largestat, newstat, oldstat)                     \
 504{                                                                        \
 505        (largestat) += ((newstat) - (oldstat));                          \
 506}
 507
 508#if BITS_PER_LONG == 64
 509#define   SLIC_GET_ADDR_LOW(_addr)  (u32)((u64)(_addr) & \
 510        0x00000000FFFFFFFF)
 511#define   SLIC_GET_ADDR_HIGH(_addr)  (u32)(((u64)(_addr) >> 32) & \
 512        0x00000000FFFFFFFF)
 513#elif BITS_PER_LONG == 32
 514#define   SLIC_GET_ADDR_LOW(_addr)   (u32)(_addr)
 515#define   SLIC_GET_ADDR_HIGH(_addr)  (u32)0
 516#else
 517#error BITS_PER_LONG must be 32 or 64
 518#endif
 519
 520#define FLUSH           true
 521#define DONT_FLUSH      false
 522
 523#define SIOCSLICDUMPCARD         (SIOCDEVPRIVATE+9)
 524#define SIOCSLICSETINTAGG        (SIOCDEVPRIVATE+10)
 525#define SIOCSLICTRACEDUMP        (SIOCDEVPRIVATE+11)
 526
 527#endif /*  __SLIC_DRIVER_H__ */
 528