drivers/staging/brcm80211/util/bcmsrom.c

   1 /*
   2  * Copyright (c) 2010 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #include <typedefs.h>
  18 #include <bcmdefs.h>
  19 #include <osl.h>
  20 #include <stdarg.h>
  21 #include <bcmutils.h>
  22 #include <hndsoc.h>
  23 #include <sbchipc.h>
  24 #include <bcmdevs.h>
  25 #include <bcmendian.h>
  26 #include <pcicfg.h>
  27 #include <siutils.h>
  28 #include <bcmsrom.h>
  29 #include <bcmsrom_tbl.h>
  30 #ifdef BCMSDIO
  31 #include <bcmsdh.h>
  32 #include <sdio.h>
  33 #endif
  34
  35 #include <bcmnvram.h>
  36 #include <bcmotp.h>
  37
  38 #if defined(BCMSDIO)
  39 #include <sbsdio.h>
  40 #include <sbhnddma.h>
  41 #include <sbsdpcmdev.h>
  42 #endif
  43
  44 #include <proto/ethernet.h>     /* for sprom content groking */
  45
  46 #define BS_ERROR(args)
  47
  48 #define SROM_OFFSET(sih) ((sih->ccrev > 31) ? \
  49         (((sih->cccaps & CC_CAP_SROM) == 0) ? NULL : \
  50          ((uint8 *)curmap + PCI_16KB0_CCREGS_OFFSET + CC_SROM_OTP)) : \
  51         ((uint8 *)curmap + PCI_BAR0_SPROM_OFFSET))
  52
  53 #if defined(BCMDBG)
  54 #define WRITE_ENABLE_DELAY      500     /* 500 ms after write enable/disable toggle */
  55 #define WRITE_WORD_DELAY        20      /* 20 ms between each word write */
  56 #endif
  57
  58 typedef struct varbuf {
  59         char *base;             /* pointer to buffer base */
  60         char *buf;              /* pointer to current position */
  61         unsigned int size;      /* current (residual) size in bytes */
  62 } varbuf_t;
  63 extern char *_vars;
  64 extern uint _varsz;
  65
  66 #define SROM_CIS_SINGLE 1
  67
  68 static int initvars_srom_si(si_t *sih, osl_t *osh, void *curmap, char **vars,
  69                             uint *count);
  70 static void _initvars_srom_pci(uint8 sromrev, uint16 *srom, uint off,
  71                                varbuf_t *b);
  72 static int initvars_srom_pci(si_t *sih, void *curmap, char **vars,
  73                              uint *count);
  74 static int initvars_flash_si(si_t *sih, char **vars, uint *count);
  75 #ifdef BCMSDIO
  76 static int initvars_cis_sdio(osl_t *osh, char **vars, uint *count);
  77 static int sprom_cmd_sdio(osl_t *osh, uint8 cmd);
  78 static int sprom_read_sdio(osl_t *osh, uint16 addr, uint16 *data);
  79 #endif                          /* BCMSDIO */
  80 static int sprom_read_pci(osl_t *osh, si_t *sih, uint16 *sprom, uint wordoff,
  81                           uint16 *buf, uint nwords, bool check_crc);
  82 #if defined(BCMNVRAMR)
  83 static int otp_read_pci(osl_t *osh, si_t *sih, uint16 *buf, uint bufsz);
  84 #endif
  85 static uint16 srom_cc_cmd(si_t *sih, osl_t *osh, void *ccregs, uint32 cmd,
  86                           uint wordoff, uint16 data);
  87
  88 static int initvars_table(osl_t *osh, char *start, char *end, char **vars,
  89                           uint *count);
  90 static int initvars_flash(si_t *sih, osl_t *osh, char **vp, uint len);
  91
  92 /* Initialization of varbuf structure */
  93 static void BCMATTACHFN(varbuf_init) (varbuf_t *b, char *buf, uint size) {
  94         b->size = size;
  95         b->base = b->buf = buf;
  96 }
  97
  98 /* append a null terminated var=value string */
  99 static int BCMATTACHFN(varbuf_append) (varbuf_t *b, const char *fmt, ...) {
 100         va_list ap;
 101         int r;
 102         size_t len;
 103         char *s;
 104
 105         if (b->size < 2)
 106                 return 0;
 107
 108         va_start(ap, fmt);
 109         r = vsnprintf(b->buf, b->size, fmt, ap);
 110         va_end(ap);
 111
 112         /* C99 snprintf behavior returns r >= size on overflow,
 113          * others return -1 on overflow.
 114          * All return -1 on format error.
 115          * We need to leave room for 2 null terminations, one for the current var
 116          * string, and one for final null of the var table. So check that the
 117          * strlen written, r, leaves room for 2 chars.
 118          */
 119         if ((r == -1) || (r > (int)(b->size - 2))) {
 120                 b->size = 0;
 121                 return 0;
 122         }
 123
 124         /* Remove any earlier occurrence of the same variable */
 125         if ((s = strchr(b->buf, '=')) != NULL) {
 126                 len = (size_t) (s - b->buf);
 127                 for (s = b->base; s < b->buf;) {
 128                         if ((bcmp(s, b->buf, len) == 0) && s[len] == '=') {
 129                                 len = strlen(s) + 1;
 130                                 memmove(s, (s + len),
 131                                         ((b->buf + r + 1) - (s + len)));
 132                                 b->buf -= len;
 133                                 b->size += (unsigned int)len;
 134                                 break;
 135                         }
 136
 137                         while (*s++) ;
 138                 }
 139         }
 140
 141         /* skip over this string's null termination */
 142         r++;
 143         b->size -= r;
 144         b->buf += r;
 145
 146         return r;
 147 }
 148
 149 /*
 150  * Initialize local vars from the right source for this platform.
 151  * Return 0 on success, nonzero on error.
 152  */
 153 int
 154 BCMATTACHFN(srom_var_init) (si_t *sih, uint bustype, void *curmap, osl_t *osh,
 155                             char **vars, uint *count) {
 156         uint len;
 157
 158         len = 0;
 159
 160         ASSERT(bustype == BUSTYPE(bustype));
 161         if (vars == NULL || count == NULL)
 162                 return (0);
 163
 164         *vars = NULL;
 165         *count = 0;
 166
 167         switch (BUSTYPE(bustype)) {
 168         case SI_BUS:
 169         case JTAG_BUS:
 170                 return initvars_srom_si(sih, osh, curmap, vars, count);
 171
 172         case PCI_BUS:
 173                 ASSERT(curmap != NULL);
 174                 if (curmap == NULL)
 175                         return (-1);
 176
 177                 return initvars_srom_pci(sih, curmap, vars, count);
 178
 179 #ifdef BCMSDIO
 180         case SDIO_BUS:
 181                 return initvars_cis_sdio(osh, vars, count);
 182 #endif                          /* BCMSDIO */
 183
 184         default:
 185                 ASSERT(0);
 186         }
 187         return (-1);
 188 }
 189
 190 /* support only 16-bit word read from srom */
 191 int
 192 srom_read(si_t *sih, uint bustype, void *curmap, osl_t *osh,
 193           uint byteoff, uint nbytes, uint16 *buf, bool check_crc)
 194 {
 195         uint off, nw;
 196 #ifdef BCMSDIO
 197         uint i;
 198 #endif                          /* BCMSDIO */
 199
 200         ASSERT(bustype == BUSTYPE(bustype));
 201
 202         /* check input - 16-bit access only */
 203         if (byteoff & 1 || nbytes & 1 || (byteoff + nbytes) > SROM_MAX)
 204                 return 1;
 205
 206         off = byteoff / 2;
 207         nw = nbytes / 2;
 208
 209         if (BUSTYPE(bustype) == PCI_BUS) {
 210                 if (!curmap)
 211                         return 1;
 212
 213                 if (si_is_sprom_available(sih)) {
 214                         uint16 *srom;
 215
 216                         srom = (uint16 *) SROM_OFFSET(sih);
 217                         if (srom == NULL)
 218                                 return 1;
 219
 220                         if (sprom_read_pci
 221                             (osh, sih, srom, off, buf, nw, check_crc))
 222                                 return 1;
 223                 }
 224 #if defined(BCMNVRAMR)
 225                 else {
 226                         if (otp_read_pci(osh, sih, buf, SROM_MAX))
 227                                 return 1;
 228                 }
 229 #endif
 230 #ifdef BCMSDIO
 231         } else if (BUSTYPE(bustype) == SDIO_BUS) {
 232                 off = byteoff / 2;
 233                 nw = nbytes / 2;
 234                 for (i = 0; i < nw; i++) {
 235                         if (sprom_read_sdio
 236                             (osh, (uint16) (off + i), (uint16 *) (buf + i)))
 237                                 return 1;
 238                 }
 239 #endif                          /* BCMSDIO */
 240         } else if (BUSTYPE(bustype) == SI_BUS) {
 241                 return 1;
 242         } else {
 243                 return 1;
 244         }
 245
 246         return 0;
 247 }
 248
 249 static const char BCMATTACHDATA(vstr_manf)[] = "manf=%s";
 250 static const char BCMATTACHDATA(vstr_productname)[] = "productname=%s";
 251 static const char BCMATTACHDATA(vstr_manfid)[] = "manfid=0x%x";
 252 static const char BCMATTACHDATA(vstr_prodid)[] = "prodid=0x%x";
 253 #ifdef BCMSDIO
 254 static const char BCMATTACHDATA(vstr_sdmaxspeed)[] = "sdmaxspeed=%d";
 255 static const char BCMATTACHDATA(vstr_sdmaxblk)[][13] =
 256 {
 257 "sdmaxblk0=%d", "sdmaxblk1=%d", "sdmaxblk2=%d"};
 258 #endif
 259 static const char BCMATTACHDATA(vstr_regwindowsz)[] = "regwindowsz=%d";
 260 static const char BCMATTACHDATA(vstr_sromrev)[] = "sromrev=%d";
 261 static const char BCMATTACHDATA(vstr_chiprev)[] = "chiprev=%d";
 262 static const char BCMATTACHDATA(vstr_subvendid)[] = "subvendid=0x%x";
 263 static const char BCMATTACHDATA(vstr_subdevid)[] = "subdevid=0x%x";
 264 static const char BCMATTACHDATA(vstr_boardrev)[] = "boardrev=0x%x";
 265 static const char BCMATTACHDATA(vstr_aa2g)[] = "aa2g=0x%x";
 266 static const char BCMATTACHDATA(vstr_aa5g)[] = "aa5g=0x%x";
 267 static const char BCMATTACHDATA(vstr_ag)[] = "ag%d=0x%x";
 268 static const char BCMATTACHDATA(vstr_cc)[] = "cc=%d";
 269 static const char BCMATTACHDATA(vstr_opo)[] = "opo=%d";
 270 static const char BCMATTACHDATA(vstr_pa0b)[][9] =
 271 {
 272 "pa0b0=%d", "pa0b1=%d", "pa0b2=%d"};
 273
 274 static const char BCMATTACHDATA(vstr_pa0itssit)[] = "pa0itssit=%d";
 275 static const char BCMATTACHDATA(vstr_pa0maxpwr)[] = "pa0maxpwr=%d";
 276 static const char BCMATTACHDATA(vstr_pa1b)[][9] =
 277 {
 278 "pa1b0=%d", "pa1b1=%d", "pa1b2=%d"};
 279
 280 static const char BCMATTACHDATA(vstr_pa1lob)[][11] =
 281 {
 282 "pa1lob0=%d", "pa1lob1=%d", "pa1lob2=%d"};
 283
 284 static const char BCMATTACHDATA(vstr_pa1hib)[][11] =
 285 {
 286 "pa1hib0=%d", "pa1hib1=%d", "pa1hib2=%d"};
 287
 288 static const char BCMATTACHDATA(vstr_pa1itssit)[] = "pa1itssit=%d";
 289 static const char BCMATTACHDATA(vstr_pa1maxpwr)[] = "pa1maxpwr=%d";
 290 static const char BCMATTACHDATA(vstr_pa1lomaxpwr)[] = "pa1lomaxpwr=%d";
 291 static const char BCMATTACHDATA(vstr_pa1himaxpwr)[] = "pa1himaxpwr=%d";
 292 static const char BCMATTACHDATA(vstr_oem)[] =
 293     "oem=%02x%02x%02x%02x%02x%02x%02x%02x";
 294 static const char BCMATTACHDATA(vstr_boardflags)[] = "boardflags=0x%x";
 295 static const char BCMATTACHDATA(vstr_boardflags2)[] = "boardflags2=0x%x";
 296 static const char BCMATTACHDATA(vstr_ledbh)[] = "ledbh%d=0x%x";
 297 static const char BCMATTACHDATA(vstr_noccode)[] = "ccode=0x0";
 298 static const char BCMATTACHDATA(vstr_ccode)[] = "ccode=%c%c";
 299 static const char BCMATTACHDATA(vstr_cctl)[] = "cctl=0x%x";
 300 static const char BCMATTACHDATA(vstr_cckpo)[] = "cckpo=0x%x";
 301 static const char BCMATTACHDATA(vstr_ofdmpo)[] = "ofdmpo=0x%x";
 302 static const char BCMATTACHDATA(vstr_rdlid)[] = "rdlid=0x%x";
 303 static const char BCMATTACHDATA(vstr_rdlrndis)[] = "rdlrndis=%d";
 304 static const char BCMATTACHDATA(vstr_rdlrwu)[] = "rdlrwu=%d";
 305 static const char BCMATTACHDATA(vstr_usbfs)[] = "usbfs=%d";
 306 static const char BCMATTACHDATA(vstr_wpsgpio)[] = "wpsgpio=%d";
 307 static const char BCMATTACHDATA(vstr_wpsled)[] = "wpsled=%d";
 308 static const char BCMATTACHDATA(vstr_rdlsn)[] = "rdlsn=%d";
 309 static const char BCMATTACHDATA(vstr_rssismf2g)[] = "rssismf2g=%d";
 310 static const char BCMATTACHDATA(vstr_rssismc2g)[] = "rssismc2g=%d";
 311 static const char BCMATTACHDATA(vstr_rssisav2g)[] = "rssisav2g=%d";
 312 static const char BCMATTACHDATA(vstr_bxa2g)[] = "bxa2g=%d";
 313 static const char BCMATTACHDATA(vstr_rssismf5g)[] = "rssismf5g=%d";
 314 static const char BCMATTACHDATA(vstr_rssismc5g)[] = "rssismc5g=%d";
 315 static const char BCMATTACHDATA(vstr_rssisav5g)[] = "rssisav5g=%d";
 316 static const char BCMATTACHDATA(vstr_bxa5g)[] = "bxa5g=%d";
 317 static const char BCMATTACHDATA(vstr_tri2g)[] = "tri2g=%d";
 318 static const char BCMATTACHDATA(vstr_tri5gl)[] = "tri5gl=%d";
 319 static const char BCMATTACHDATA(vstr_tri5g)[] = "tri5g=%d";
 320 static const char BCMATTACHDATA(vstr_tri5gh)[] = "tri5gh=%d";
 321 static const char BCMATTACHDATA(vstr_rxpo2g)[] = "rxpo2g=%d";
 322 static const char BCMATTACHDATA(vstr_rxpo5g)[] = "rxpo5g=%d";
 323 static const char BCMATTACHDATA(vstr_boardtype)[] = "boardtype=0x%x";
 324 static const char BCMATTACHDATA(vstr_leddc)[] = "leddc=0x%04x";
 325 static const char BCMATTACHDATA(vstr_vendid)[] = "vendid=0x%x";
 326 static const char BCMATTACHDATA(vstr_devid)[] = "devid=0x%x";
 327 static const char BCMATTACHDATA(vstr_xtalfreq)[] = "xtalfreq=%d";
 328 static const char BCMATTACHDATA(vstr_txchain)[] = "txchain=0x%x";
 329 static const char BCMATTACHDATA(vstr_rxchain)[] = "rxchain=0x%x";
 330 static const char BCMATTACHDATA(vstr_antswitch)[] = "antswitch=0x%x";
 331 static const char BCMATTACHDATA(vstr_regrev)[] = "regrev=0x%x";
 332 static const char BCMATTACHDATA(vstr_antswctl2g)[] = "antswctl2g=0x%x";
 333 static const char BCMATTACHDATA(vstr_triso2g)[] = "triso2g=0x%x";
 334 static const char BCMATTACHDATA(vstr_pdetrange2g)[] = "pdetrange2g=0x%x";
 335 static const char BCMATTACHDATA(vstr_extpagain2g)[] = "extpagain2g=0x%x";
 336 static const char BCMATTACHDATA(vstr_tssipos2g)[] = "tssipos2g=0x%x";
 337 static const char BCMATTACHDATA(vstr_antswctl5g)[] = "antswctl5g=0x%x";
 338 static const char BCMATTACHDATA(vstr_triso5g)[] = "triso5g=0x%x";
 339 static const char BCMATTACHDATA(vstr_pdetrange5g)[] = "pdetrange5g=0x%x";
 340 static const char BCMATTACHDATA(vstr_extpagain5g)[] = "extpagain5g=0x%x";
 341 static const char BCMATTACHDATA(vstr_tssipos5g)[] = "tssipos5g=0x%x";
 342 static const char BCMATTACHDATA(vstr_maxp2ga0)[] = "maxp2ga0=0x%x";
 343 static const char BCMATTACHDATA(vstr_itt2ga0)[] = "itt2ga0=0x%x";
 344 static const char BCMATTACHDATA(vstr_pa)[] = "pa%dgw%da%d=0x%x";
 345 static const char BCMATTACHDATA(vstr_pahl)[] = "pa%dg%cw%da%d=0x%x";
 346 static const char BCMATTACHDATA(vstr_maxp5ga0)[] = "maxp5ga0=0x%x";
 347 static const char BCMATTACHDATA(vstr_itt5ga0)[] = "itt5ga0=0x%x";
 348 static const char BCMATTACHDATA(vstr_maxp5gha0)[] = "maxp5gha0=0x%x";
 349 static const char BCMATTACHDATA(vstr_maxp5gla0)[] = "maxp5gla0=0x%x";
 350 static const char BCMATTACHDATA(vstr_maxp2ga1)[] = "maxp2ga1=0x%x";
 351 static const char BCMATTACHDATA(vstr_itt2ga1)[] = "itt2ga1=0x%x";
 352 static const char BCMATTACHDATA(vstr_maxp5ga1)[] = "maxp5ga1=0x%x";
 353 static const char BCMATTACHDATA(vstr_itt5ga1)[] = "itt5ga1=0x%x";
 354 static const char BCMATTACHDATA(vstr_maxp5gha1)[] = "maxp5gha1=0x%x";
 355 static const char BCMATTACHDATA(vstr_maxp5gla1)[] = "maxp5gla1=0x%x";
 356 static const char BCMATTACHDATA(vstr_cck2gpo)[] = "cck2gpo=0x%x";
 357 static const char BCMATTACHDATA(vstr_ofdm2gpo)[] = "ofdm2gpo=0x%x";
 358 static const char BCMATTACHDATA(vstr_ofdm5gpo)[] = "ofdm5gpo=0x%x";
 359 static const char BCMATTACHDATA(vstr_ofdm5glpo)[] = "ofdm5glpo=0x%x";
 360 static const char BCMATTACHDATA(vstr_ofdm5ghpo)[] = "ofdm5ghpo=0x%x";
 361 static const char BCMATTACHDATA(vstr_cddpo)[] = "cddpo=0x%x";
 362 static const char BCMATTACHDATA(vstr_stbcpo)[] = "stbcpo=0x%x";
 363 static const char BCMATTACHDATA(vstr_bw40po)[] = "bw40po=0x%x";
 364 static const char BCMATTACHDATA(vstr_bwduppo)[] = "bwduppo=0x%x";
 365 static const char BCMATTACHDATA(vstr_mcspo)[] = "mcs%dgpo%d=0x%x";
 366 static const char BCMATTACHDATA(vstr_mcspohl)[] = "mcs%dg%cpo%d=0x%x";
 367 static const char BCMATTACHDATA(vstr_custom)[] = "customvar%d=0x%x";
 368 static const char BCMATTACHDATA(vstr_cckdigfilttype)[] = "cckdigfilttype=%d";
 369 static const char BCMATTACHDATA(vstr_boardnum)[] = "boardnum=%d";
 370 static const char BCMATTACHDATA(vstr_macaddr)[] = "macaddr=%s";
 371 static const char BCMATTACHDATA(vstr_usbepnum)[] = "usbepnum=0x%x";
 372 static const char BCMATTACHDATA(vstr_end)[] = "END\0";
 373
 374 uint8 patch_pair = 0;
 375
 376 /* For dongle HW, accept partial calibration parameters */
 377 #define BCMDONGLECASE(n)
 378
 379 int
 380 BCMATTACHFN(srom_parsecis) (osl_t *osh, uint8 *pcis[], uint ciscnt,
 381                             char **vars, uint *count)
 382 {
 383         char eabuf[32];
 384         char *base;
 385         varbuf_t b;
 386         uint8 *cis, tup, tlen, sromrev = 1;
 387         int i, j;
 388         bool ag_init = FALSE;
 389         uint32 w32;
 390         uint funcid;
 391         uint cisnum;
 392         int32 boardnum;
 393         int err;
 394         bool standard_cis;
 395
 396         ASSERT(vars != NULL);
 397         ASSERT(count != NULL);
 398
 399         boardnum = -1;
 400
 401         base = MALLOC(osh, MAXSZ_NVRAM_VARS);
 402         ASSERT(base != NULL);
 403         if (!base)
 404                 return -2;
 405
 406         varbuf_init(&b, base, MAXSZ_NVRAM_VARS);
 407         bzero(base, MAXSZ_NVRAM_VARS);
 408         eabuf[0] = '\0';
 409         for (cisnum = 0; cisnum < ciscnt; cisnum++) {
 410                 cis = *pcis++;
 411                 i = 0;
 412                 funcid = 0;
 413                 standard_cis = TRUE;
 414                 do {
 415                         if (standard_cis) {
 416                                 tup = cis[i++];
 417                                 if (tup == CISTPL_NULL || tup == CISTPL_END)
 418                                         tlen = 0;
 419                                 else
 420                                         tlen = cis[i++];
 421                         } else {
 422                                 if (cis[i] == CISTPL_NULL
 423                                     || cis[i] == CISTPL_END) {
 424                                         tlen = 0;
 425                                         tup = cis[i];
 426                                 } else {
 427                                         tlen = cis[i];
 428                                         tup = CISTPL_BRCM_HNBU;
 429                                 }
 430                                 ++i;
 431                         }
 432                         if ((i + tlen) >= CIS_SIZE)
 433                                 break;
 434
 435                         switch (tup) {
 436                         case CISTPL_VERS_1:
 437                                 /* assume the strings are good if the version field checks out */
 438                                 if (((cis[i + 1] << 8) + cis[i]) >= 0x0008) {
 439                                         varbuf_append(&b, vstr_manf,
 440                                                       &cis[i + 2]);
 441                                         varbuf_append(&b, vstr_productname,
 442                                                       &cis[i + 3 +
 443                                                            strlen((char *)
 444                                                                   &cis[i +
 445                                                                        2])]);
 446                                         break;
 447                                 }
 448
 449                         case CISTPL_MANFID:
 450                                 varbuf_append(&b, vstr_manfid,
 451                                               (cis[i + 1] << 8) + cis[i]);
 452                                 varbuf_append(&b, vstr_prodid,
 453                                               (cis[i + 3] << 8) + cis[i + 2]);
 454                                 break;
 455
 456                         case CISTPL_FUNCID:
 457                                 funcid = cis[i];
 458                                 break;
 459
 460                         case CISTPL_FUNCE:
 461                                 switch (funcid) {
 462                                 case CISTPL_FID_SDIO:
 463 #ifdef BCMSDIO
 464                                         if (cis[i] == 0) {
 465                                                 uint8 spd = cis[i + 3];
 466                                                 static int base[] = {
 467                                                         -1, 10, 12, 13, 15, 20,
 468                                                             25, 30,
 469                                                         35, 40, 45, 50, 55, 60,
 470                                                             70, 80
 471                                                 };
 472                                                 static int mult[] = {
 473                                                         10, 100, 1000, 10000,
 474                                                         -1, -1, -1, -1
 475                                                 };
 476                                                 ASSERT((mult[spd & 0x7] != -1)
 477                                                        &&
 478                                                        (base
 479                                                         [(spd >> 3) & 0x0f]));
 480                                                 varbuf_append(&b,
 481                                                               vstr_sdmaxblk[0],
 482                                                               (cis[i + 2] << 8)
 483                                                               + cis[i + 1]);
 484                                                 varbuf_append(&b,
 485                                                               vstr_sdmaxspeed,
 486                                                               (mult[spd & 0x7] *
 487                                                                base[(spd >> 3) &
 488                                                                     0x0f]));
 489                                         } else if (cis[i] == 1) {
 490                                                 varbuf_append(&b,
 491                                                               vstr_sdmaxblk
 492                                                               [cisnum],
 493                                                               (cis[i + 13] << 8)
 494                                                               | cis[i + 12]);
 495                                         }
 496 #endif                          /* BCMSDIO */
 497                                         funcid = 0;
 498                                         break;
 499                                 default:
 500                                         /* set macaddr if HNBU_MACADDR not seen yet */
 501                                         if (eabuf[0] == '\0'
 502                                             && cis[i] == LAN_NID
 503                                             && !(ETHER_ISNULLADDR(&cis[i + 2]))
 504                                             && !(ETHER_ISMULTI(&cis[i + 2]))) {
 505                                                 ASSERT(cis[i + 1] ==
 506                                                        ETHER_ADDR_LEN);
 507                                                 bcm_ether_ntoa((struct
 508                                                                 ether_addr *)
 509                                                                &cis[i + 2],
 510                                                                eabuf);
 511
 512                                                 /* set boardnum if HNBU_BOARDNUM not seen yet */
 513                                                 if (boardnum == -1)
 514                                                         boardnum =
 515                                                             (cis[i + 6] << 8) +
 516                                                             cis[i + 7];
 517                                         }
 518                                         break;
 519                                 }
 520                                 break;
 521
 522                         case CISTPL_CFTABLE:
 523                                 varbuf_append(&b, vstr_regwindowsz,
 524                                               (cis[i + 7] << 8) | cis[i + 6]);
 525                                 break;
 526
 527                         case CISTPL_BRCM_HNBU:
 528                                 switch (cis[i]) {
 529                                 case HNBU_SROMREV:
 530                                         sromrev = cis[i + 1];
 531                                         varbuf_append(&b, vstr_sromrev,
 532                                                       sromrev);
 533                                         break;
 534
 535                                 case HNBU_XTALFREQ:
 536                                         varbuf_append(&b, vstr_xtalfreq,
 537                                                       (cis[i + 4] << 24) |
 538                                                       (cis[i + 3] << 16) |
 539                                                       (cis[i + 2] << 8) |
 540                                                       cis[i + 1]);
 541                                         break;
 542
 543                                 case HNBU_CHIPID:
 544                                         varbuf_append(&b, vstr_vendid,
 545                                                       (cis[i + 2] << 8) +
 546                                                       cis[i + 1]);
 547                                         varbuf_append(&b, vstr_devid,
 548                                                       (cis[i + 4] << 8) +
 549                                                       cis[i + 3]);
 550                                         if (tlen >= 7) {
 551                                                 varbuf_append(&b, vstr_chiprev,
 552                                                               (cis[i + 6] << 8)
 553                                                               + cis[i + 5]);
 554                                         }
 555                                         if (tlen >= 9) {
 556                                                 varbuf_append(&b,
 557                                                               vstr_subvendid,
 558                                                               (cis[i + 8] << 8)
 559                                                               + cis[i + 7]);
 560                                         }
 561                                         if (tlen >= 11) {
 562                                                 varbuf_append(&b, vstr_subdevid,
 563                                                               (cis[i + 10] << 8)
 564                                                               + cis[i + 9]);
 565                                                 /* subdevid doubles for boardtype */
 566                                                 varbuf_append(&b,
 567                                                               vstr_boardtype,
 568                                                               (cis[i + 10] << 8)
 569                                                               + cis[i + 9]);
 570                                         }
 571                                         break;
 572
 573                                 case HNBU_BOARDNUM:
 574                                         boardnum =
 575                                             (cis[i + 2] << 8) + cis[i + 1];
 576                                         break;
 577
 578                                 case HNBU_PATCH:
 579                                         {
 580                                                 char vstr_paddr[16];
 581                                                 char vstr_pdata[16];
 582
 583                                                 /* retrieve the patch pairs
 584                                                  * from tlen/6; where 6 is
 585                                                  * sizeof(patch addr(2)) +
 586                                                  * sizeof(patch data(4)).
 587                                                  */
 588                                                 patch_pair = tlen / 6;
 589
 590                                                 for (j = 0; j < patch_pair; j++) {
 591                                                         snprintf(vstr_paddr,
 592                                                                  sizeof
 593                                                                  (vstr_paddr),
 594                                                                  "pa%d=0x%%x",
 595                                                                  j);
 596                                                         snprintf(vstr_pdata,
 597                                                                  sizeof
 598                                                                  (vstr_pdata),
 599                                                                  "pd%d=0x%%x",
 600                                                                  j);
 601
 602                                                         varbuf_append(&b,
 603                                                                       vstr_paddr,
 604                                                                       (cis
 605                                                                        [i +
 606                                                                         (j *
 607                                                                          6) +
 608                                                                         2] << 8)
 609                                                                       | cis[i +
 610                                                                             (j *
 611                                                                              6)
 612                                                                             +
 613                                                                             1]);
 614
 615                                                         varbuf_append(&b,
 616                                                                       vstr_pdata,
 617                                                                       (cis
 618                                                                        [i +
 619                                                                         (j *
 620                                                                          6) +
 621                                                                         6] <<
 622                                                                        24) |
 623                                                                       (cis
 624                                                                        [i +
 625                                                                         (j *
 626                                                                          6) +
 627                                                                         5] <<
 628                                                                        16) |
 629                                                                       (cis
 630                                                                        [i +
 631                                                                         (j *
 632                                                                          6) +
 633                                                                         4] << 8)
 634                                                                       | cis[i +
 635                                                                             (j *
 636                                                                              6)
 637                                                                             +
 638                                                                             3]);
 639                                                 }
 640                                         }
 641                                         break;
 642
 643                                 case HNBU_BOARDREV:
 644                                         if (tlen == 2)
 645                                                 varbuf_append(&b, vstr_boardrev,
 646                                                               cis[i + 1]);
 647                                         else
 648                                                 varbuf_append(&b, vstr_boardrev,
 649                                                               (cis[i + 2] << 8)
 650                                                               + cis[i + 1]);
 651                                         break;
 652
 653                                 case HNBU_BOARDFLAGS:
 654                                         w32 = (cis[i + 2] << 8) + cis[i + 1];
 655                                         if (tlen >= 5)
 656                                                 w32 |=
 657                                                     ((cis[i + 4] << 24) +
 658                                                      (cis[i + 3] << 16));
 659                                         varbuf_append(&b, vstr_boardflags, w32);
 660
 661                                         if (tlen >= 7) {
 662                                                 w32 =
 663                                                     (cis[i + 6] << 8) + cis[i +
 664                                                                             5];
 665                                                 if (tlen >= 9)
 666                                                         w32 |=
 667                                                             ((cis[i + 8] << 24)
 668                                                              +
 669                                                              (cis[i + 7] <<
 670                                                               16));
 671                                                 varbuf_append(&b,
 672                                                               vstr_boardflags2,
 673                                                               w32);
 674                                         }
 675                                         break;
 676
 677                                 case HNBU_USBFS:
 678                                         varbuf_append(&b, vstr_usbfs,
 679                                                       cis[i + 1]);
 680                                         break;
 681
 682                                 case HNBU_BOARDTYPE:
 683                                         varbuf_append(&b, vstr_boardtype,
 684                                                       (cis[i + 2] << 8) +
 685                                                       cis[i + 1]);
 686                                         break;
 687
 688                                 case HNBU_HNBUCIS:
 689                                         /*
 690                                          * what follows is a nonstandard HNBU CIS
 691                                          * that lacks CISTPL_BRCM_HNBU tags
 692                                          *
 693                                          * skip 0xff (end of standard CIS)
 694                                          * after this tuple
 695                                          */
 696                                         tlen++;
 697                                         standard_cis = FALSE;
 698                                         break;
 699
 700                                 case HNBU_USBEPNUM:
 701                                         varbuf_append(&b, vstr_usbepnum,
 702                                                       (cis[i + 2] << 8) | cis[i
 703                                                                               +
 704                                                                               1]);
 705                                         break;
 706
 707                                 case HNBU_AA:
 708                                         varbuf_append(&b, vstr_aa2g,
 709                                                       cis[i + 1]);
 710                                         if (tlen >= 3)
 711                                                 varbuf_append(&b, vstr_aa5g,
 712                                                               cis[i + 2]);
 713                                         break;
 714
 715                                 case HNBU_AG:
 716                                         varbuf_append(&b, vstr_ag, 0,
 717                                                       cis[i + 1]);
 718                                         if (tlen >= 3)
 719                                                 varbuf_append(&b, vstr_ag, 1,
 720                                                               cis[i + 2]);
 721                                         if (tlen >= 4)
 722                                                 varbuf_append(&b, vstr_ag, 2,
 723                                                               cis[i + 3]);
 724                                         if (tlen >= 5)
 725                                                 varbuf_append(&b, vstr_ag, 3,
 726                                                               cis[i + 4]);
 727                                         ag_init = TRUE;
 728                                         break;
 729
 730                                 case HNBU_ANT5G:
 731                                         varbuf_append(&b, vstr_aa5g,
 732                                                       cis[i + 1]);
 733                                         varbuf_append(&b, vstr_ag, 1,
 734                                                       cis[i + 2]);
 735                                         break;
 736
 737                                 case HNBU_CC:
 738                                         ASSERT(sromrev == 1);
 739                                         varbuf_append(&b, vstr_cc, cis[i + 1]);
 740                                         break;
 741
 742                                 case HNBU_PAPARMS:
 743                                         switch (tlen) {
 744                                         case 2:
 745                                                 ASSERT(sromrev == 1);
 746                                                 varbuf_append(&b,
 747                                                               vstr_pa0maxpwr,
 748                                                               cis[i + 1]);
 749                                                 break;
 750                                         case 10:
 751                                                 ASSERT(sromrev >= 2);
 752                                                 varbuf_append(&b, vstr_opo,
 753                                                               cis[i + 9]);
 754                                                 /* FALLTHROUGH */
 755                                         case 9:
 756                                                 varbuf_append(&b,
 757                                                               vstr_pa0maxpwr,
 758                                                               cis[i + 8]);
 759                                                 /* FALLTHROUGH */
 760                                                 BCMDONGLECASE(8)
 761                                                     varbuf_append(&b,
 762                                                                   vstr_pa0itssit,
 763                                                                   cis[i + 7]);
 764                                                 /* FALLTHROUGH */
 765                                                 BCMDONGLECASE(7)
 766                                                     for (j = 0; j < 3; j++) {
 767                                                         varbuf_append(&b,
 768                                                                       vstr_pa0b
 769                                                                       [j],
 770                                                                       (cis
 771                                                                        [i +
 772                                                                         (j *
 773                                                                          2) +
 774                                                                         2] << 8)
 775                                                                       + cis[i +
 776                                                                             (j *
 777                                                                              2)
 778                                                                             +
 779                                                                             1]);
 780                                                 }
 781                                                 break;
 782                                         default:
 783                                                 ASSERT((tlen == 2)
 784                                                        || (tlen == 9)
 785                                                        || (tlen == 10));
 786                                                 break;
 787                                         }
 788                                         break;
 789
 790                                 case HNBU_PAPARMS5G:
 791                                         ASSERT((sromrev == 2)
 792                                                || (sromrev == 3));
 793                                         switch (tlen) {
 794                                         case 23:
 795                                                 varbuf_append(&b,
 796                                                               vstr_pa1himaxpwr,
 797                                                               cis[i + 22]);
 798                                                 varbuf_append(&b,
 799                                                               vstr_pa1lomaxpwr,
 800                                                               cis[i + 21]);
 801                                                 varbuf_append(&b,
 802                                                               vstr_pa1maxpwr,
 803                                                               cis[i + 20]);
 804                                                 /* FALLTHROUGH */
 805                                         case 20:
 806                                                 varbuf_append(&b,
 807                                                               vstr_pa1itssit,
 808                                                               cis[i + 19]);
 809                                                 /* FALLTHROUGH */
 810                                         case 19:
 811                                                 for (j = 0; j < 3; j++) {
 812                                                         varbuf_append(&b,
 813                                                                       vstr_pa1b
 814                                                                       [j],
 815                                                                       (cis
 816                                                                        [i +
 817                                                                         (j *
 818                                                                          2) +
 819                                                                         2] << 8)
 820                                                                       + cis[i +
 821                                                                             (j *
 822                                                                              2)
 823                                                                             +
 824                                                                             1]);
 825                                                 }
 826                                                 for (j = 3; j < 6; j++) {
 827                                                         varbuf_append(&b,
 828                                                                       vstr_pa1lob
 829                                                                       [j - 3],
 830                                                                       (cis
 831                                                                        [i +
 832                                                                         (j *
 833                                                                          2) +
 834                                                                         2] << 8)
 835                                                                       + cis[i +
 836                                                                             (j *
 837                                                                              2)
 838                                                                             +
 839                                                                             1]);
 840                                                 }
 841                                                 for (j = 6; j < 9; j++) {
 842                                                         varbuf_append(&b,
 843                                                                       vstr_pa1hib
 844                                                                       [j - 6],
 845                                                                       (cis
 846                                                                        [i +
 847                                                                         (j *
 848                                                                          2) +
 849                                                                         2] << 8)
 850                                                                       + cis[i +
 851                                                                             (j *
 852                                                                              2)
 853                                                                             +
 854                                                                             1]);
 855                                                 }
 856                                                 break;
 857                                         default:
 858                                                 ASSERT((tlen == 19) ||
 859                                                        (tlen == 20)
 860                                                        || (tlen == 23));
 861                                                 break;
 862                                         }
 863                                         break;
 864
 865                                 case HNBU_OEM:
 866                                         ASSERT(sromrev == 1);
 867                                         varbuf_append(&b, vstr_oem,
 868                                                       cis[i + 1], cis[i + 2],
 869                                                       cis[i + 3], cis[i + 4],
 870                                                       cis[i + 5], cis[i + 6],
 871                                                       cis[i + 7], cis[i + 8]);
 872                                         break;
 873
 874                                 case HNBU_LEDS:
 875                                         for (j = 1; j <= 4; j++) {
 876                                                 if (cis[i + j] != 0xff) {
 877                                                         varbuf_append(&b,
 878                                                                       vstr_ledbh,
 879                                                                       j - 1,
 880                                                                       cis[i +
 881                                                                           j]);
 882                                                 }
 883                                         }
 884                                         break;
 885
 886                                 case HNBU_CCODE:
 887                                         ASSERT(sromrev > 1);
 888                                         if ((cis[i + 1] == 0)
 889                                             || (cis[i + 2] == 0))
 890                                                 varbuf_append(&b, vstr_noccode);
 891                                         else
 892                                                 varbuf_append(&b, vstr_ccode,
 893                                                               cis[i + 1],
 894                                                               cis[i + 2]);
 895                                         varbuf_append(&b, vstr_cctl,
 896                                                       cis[i + 3]);
 897                                         break;
 898
 899                                 case HNBU_CCKPO:
 900                                         ASSERT(sromrev > 2);
 901                                         varbuf_append(&b, vstr_cckpo,
 902                                                       (cis[i + 2] << 8) | cis[i
 903                                                                               +
 904                                                                               1]);
 905                                         break;
 906
 907                                 case HNBU_OFDMPO:
 908                                         ASSERT(sromrev > 2);
 909                                         varbuf_append(&b, vstr_ofdmpo,
 910                                                       (cis[i + 4] << 24) |
 911                                                       (cis[i + 3] << 16) |
 912                                                       (cis[i + 2] << 8) |
 913                                                       cis[i + 1]);
 914                                         break;
 915
 916                                 case HNBU_WPS:
 917                                         varbuf_append(&b, vstr_wpsgpio,
 918                                                       cis[i + 1]);
 919                                         if (tlen >= 3)
 920                                                 varbuf_append(&b, vstr_wpsled,
 921                                                               cis[i + 2]);
 922                                         break;
 923
 924                                 case HNBU_RSSISMBXA2G:
 925                                         ASSERT(sromrev == 3);
 926                                         varbuf_append(&b, vstr_rssismf2g,
 927                                                       cis[i + 1] & 0xf);
 928                                         varbuf_append(&b, vstr_rssismc2g,
 929                                                       (cis[i + 1] >> 4) & 0xf);
 930                                         varbuf_append(&b, vstr_rssisav2g,
 931                                                       cis[i + 2] & 0x7);
 932                                         varbuf_append(&b, vstr_bxa2g,
 933                                                       (cis[i + 2] >> 3) & 0x3);
 934                                         break;
 935
 936                                 case HNBU_RSSISMBXA5G:
 937                                         ASSERT(sromrev == 3);
 938                                         varbuf_append(&b, vstr_rssismf5g,
 939                                                       cis[i + 1] & 0xf);
 940                                         varbuf_append(&b, vstr_rssismc5g,
 941                                                       (cis[i + 1] >> 4) & 0xf);
 942                                         varbuf_append(&b, vstr_rssisav5g,
 943                                                       cis[i + 2] & 0x7);
 944                                         varbuf_append(&b, vstr_bxa5g,
 945                                                       (cis[i + 2] >> 3) & 0x3);
 946                                         break;
 947
 948                                 case HNBU_TRI2G:
 949                                         ASSERT(sromrev == 3);
 950                                         varbuf_append(&b, vstr_tri2g,
 951                                                       cis[i + 1]);
 952                                         break;
 953
 954                                 case HNBU_TRI5G:
 955                                         ASSERT(sromrev == 3);
 956                                         varbuf_append(&b, vstr_tri5gl,
 957                                                       cis[i + 1]);
 958                                         varbuf_append(&b, vstr_tri5g,
 959                                                       cis[i + 2]);
 960                                         varbuf_append(&b, vstr_tri5gh,
 961                                                       cis[i + 3]);
 962                                         break;
 963
 964                                 case HNBU_RXPO2G:
 965                                         ASSERT(sromrev == 3);
 966                                         varbuf_append(&b, vstr_rxpo2g,
 967                                                       cis[i + 1]);
 968                                         break;
 969
 970                                 case HNBU_RXPO5G:
 971                                         ASSERT(sromrev == 3);
 972                                         varbuf_append(&b, vstr_rxpo5g,
 973                                                       cis[i + 1]);
 974                                         break;
 975
 976                                 case HNBU_MACADDR:
 977                                         if (!(ETHER_ISNULLADDR(&cis[i + 1])) &&
 978                                             !(ETHER_ISMULTI(&cis[i + 1]))) {
 979                                                 bcm_ether_ntoa((struct
 980                                                                 ether_addr *)
 981                                                                &cis[i + 1],
 982                                                                eabuf);
 983
 984                                                 /* set boardnum if HNBU_BOARDNUM not seen yet */
 985                                                 if (boardnum == -1)
 986                                                         boardnum =
 987                                                             (cis[i + 5] << 8) +
 988                                                             cis[i + 6];
 989                                         }
 990                                         break;
 991
 992                                 case HNBU_LEDDC:
 993                                         /* CIS leddc only has 16bits, convert it to 32bits */
 994                                         w32 = ((cis[i + 2] << 24) |     /* oncount */
 995                                                (cis[i + 1] << 8));      /* offcount */
 996                                         varbuf_append(&b, vstr_leddc, w32);
 997                                         break;
 998
 999                                 case HNBU_CHAINSWITCH:
1000                                         varbuf_append(&b, vstr_txchain,
1001                                                       cis[i + 1]);
1002                                         varbuf_append(&b, vstr_rxchain,
1003                                                       cis[i + 2]);
1004                                         varbuf_append(&b, vstr_antswitch,
1005                                                       (cis[i + 4] << 8) +
1006                                                       cis[i + 3]);
1007                                         break;
1008
1009                                 case HNBU_REGREV:
1010                                         varbuf_append(&b, vstr_regrev,
1011                                                       cis[i + 1]);
1012                                         break;
1013
1014                                 case HNBU_FEM:{
1015                                                 uint16 fem =
1016                                                     (cis[i + 2] << 8) + cis[i +
1017                                                                             1];
1018                                                 varbuf_append(&b,
1019                                                               vstr_antswctl2g,
1020                                                               (fem &
1021                                                                SROM8_FEM_ANTSWLUT_MASK)
1022                                                               >>
1023                                                               SROM8_FEM_ANTSWLUT_SHIFT);
1024                                                 varbuf_append(&b, vstr_triso2g,
1025                                                               (fem &
1026                                                                SROM8_FEM_TR_ISO_MASK)
1027                                                               >>
1028                                                               SROM8_FEM_TR_ISO_SHIFT);
1029                                                 varbuf_append(&b,
1030                                                               vstr_pdetrange2g,
1031                                                               (fem &
1032                                                                SROM8_FEM_PDET_RANGE_MASK)
1033                                                               >>
1034                                                               SROM8_FEM_PDET_RANGE_SHIFT);
1035                                                 varbuf_append(&b,
1036                                                               vstr_extpagain2g,
1037                                                               (fem &
1038                                                                SROM8_FEM_EXTPA_GAIN_MASK)
1039                                                               >>
1040                                                               SROM8_FEM_EXTPA_GAIN_SHIFT);
1041                                                 varbuf_append(&b,
1042                                                               vstr_tssipos2g,
1043                                                               (fem &
1044                                                                SROM8_FEM_TSSIPOS_MASK)
1045                                                               >>
1046                                                               SROM8_FEM_TSSIPOS_SHIFT);
1047                                                 if (tlen < 5)
1048                                                         break;
1049
1050                                                 fem =
1051                                                     (cis[i + 4] << 8) + cis[i +
1052                                                                             3];
1053                                                 varbuf_append(&b,
1054                                                               vstr_antswctl5g,
1055                                                               (fem &
1056                                                                SROM8_FEM_ANTSWLUT_MASK)
1057                                                               >>
1058                                                               SROM8_FEM_ANTSWLUT_SHIFT);
1059                                                 varbuf_append(&b, vstr_triso5g,
1060                                                               (fem &
1061                                                                SROM8_FEM_TR_ISO_MASK)
1062                                                               >>
1063                                                               SROM8_FEM_TR_ISO_SHIFT);
1064                                                 varbuf_append(&b,
1065                                                               vstr_pdetrange5g,
1066                                                               (fem &
1067                                                                SROM8_FEM_PDET_RANGE_MASK)
1068                                                               >>
1069                                                               SROM8_FEM_PDET_RANGE_SHIFT);
1070                                                 varbuf_append(&b,
1071                                                               vstr_extpagain5g,
1072                                                               (fem &
1073                                                                SROM8_FEM_EXTPA_GAIN_MASK)
1074                                                               >>
1075                                                               SROM8_FEM_EXTPA_GAIN_SHIFT);
1076                                                 varbuf_append(&b,
1077                                                               vstr_tssipos5g,
1078                                                               (fem &
1079                                                                SROM8_FEM_TSSIPOS_MASK)
1080                                                               >>
1081                                                               SROM8_FEM_TSSIPOS_SHIFT);
1082                                                 break;
1083                                         }
1084
1085                                 case HNBU_PAPARMS_C0:
1086                                         varbuf_append(&b, vstr_maxp2ga0,
1087                                                       cis[i + 1]);
1088                                         varbuf_append(&b, vstr_itt2ga0,
1089                                                       cis[i + 2]);
1090                                         varbuf_append(&b, vstr_pa, 2, 0, 0,
1091                                                       (cis[i + 4] << 8) +
1092                                                       cis[i + 3]);
1093                                         varbuf_append(&b, vstr_pa, 2, 1, 0,
1094                                                       (cis[i + 6] << 8) +
1095                                                       cis[i + 5]);
1096                                         varbuf_append(&b, vstr_pa, 2, 2, 0,
1097                                                       (cis[i + 8] << 8) +
1098                                                       cis[i + 7]);
1099                                         if (tlen < 31)
1100                                                 break;
1101
1102                                         varbuf_append(&b, vstr_maxp5ga0,
1103                                                       cis[i + 9]);
1104                                         varbuf_append(&b, vstr_itt5ga0,
1105                                                       cis[i + 10]);
1106                                         varbuf_append(&b, vstr_maxp5gha0,
1107                                                       cis[i + 11]);
1108                                         varbuf_append(&b, vstr_maxp5gla0,
1109                                                       cis[i + 12]);
1110                                         varbuf_append(&b, vstr_pa, 5, 0, 0,
1111                                                       (cis[i + 14] << 8) +
1112                                                       cis[i + 13]);
1113                                         varbuf_append(&b, vstr_pa, 5, 1, 0,
1114                                                       (cis[i + 16] << 8) +
1115                                                       cis[i + 15]);
1116                                         varbuf_append(&b, vstr_pa, 5, 2, 0,
1117                                                       (cis[i + 18] << 8) +
1118                                                       cis[i + 17]);
1119                                         varbuf_append(&b, vstr_pahl, 5, 'l', 0,
1120                                                       0,
1121                                                       (cis[i + 20] << 8) +
1122                                                       cis[i + 19]);
1123                                         varbuf_append(&b, vstr_pahl, 5, 'l', 1,
1124                                                       0,
1125                                                       (cis[i + 22] << 8) +
1126                                                       cis[i + 21]);
1127                                         varbuf_append(&b, vstr_pahl, 5, 'l', 2,
1128                                                       0,
1129                                                       (cis[i + 24] << 8) +
1130                                                       cis[i + 23]);
1131                                         varbuf_append(&b, vstr_pahl, 5, 'h', 0,
1132                                                       0,
1133                                                       (cis[i + 26] << 8) +
1134                                                       cis[i + 25]);
1135                                         varbuf_append(&b, vstr_pahl, 5, 'h', 1,
1136                                                       0,
1137                                                       (cis[i + 28] << 8) +
1138                                                       cis[i + 27]);
1139                                         varbuf_append(&b, vstr_pahl, 5, 'h', 2,
1140                                                       0,
1141                                                       (cis[i + 30] << 8) +
1142                                                       cis[i + 29]);
1143                                         break;
1144
1145                                 case HNBU_PAPARMS_C1:
1146                                         varbuf_append(&b, vstr_maxp2ga1,
1147                                                       cis[i + 1]);
1148                                         varbuf_append(&b, vstr_itt2ga1,
1149                                                       cis[i + 2]);
1150                                         varbuf_append(&b, vstr_pa, 2, 0, 1,
1151                                                       (cis[i + 4] << 8) +
1152                                                       cis[i + 3]);
1153                                         varbuf_append(&b, vstr_pa, 2, 1, 1,
1154                                                       (cis[i + 6] << 8) +
1155                                                       cis[i + 5]);
1156                                         varbuf_append(&b, vstr_pa, 2, 2, 1,
1157                                                       (cis[i + 8] << 8) +
1158                                                       cis[i + 7]);
1159                                         if (tlen < 31)
1160                                                 break;
1161
1162                                         varbuf_append(&b, vstr_maxp5ga1,
1163                                                       cis[i + 9]);
1164                                         varbuf_append(&b, vstr_itt5ga1,
1165                                                       cis[i + 10]);
1166                                         varbuf_append(&b, vstr_maxp5gha1,
1167                                                       cis[i + 11]);
1168                                         varbuf_append(&b, vstr_maxp5gla1,
1169                                                       cis[i + 12]);
1170                                         varbuf_append(&b, vstr_pa, 5, 0, 1,
1171                                                       (cis[i + 14] << 8) +
1172                                                       cis[i + 13]);
1173                                         varbuf_append(&b, vstr_pa, 5, 1, 1,
1174                                                       (cis[i + 16] << 8) +
1175                                                       cis[i + 15]);
1176                                         varbuf_append(&b, vstr_pa, 5, 2, 1,
1177                                                       (cis[i + 18] << 8) +
1178                                                       cis[i + 17]);
1179                                         varbuf_append(&b, vstr_pahl, 5, 'l', 0,
1180                                                       1,
1181                                                       (cis[i + 20] << 8) +
1182                                                       cis[i + 19]);
1183                                         varbuf_append(&b, vstr_pahl, 5, 'l', 1,
1184                                                       1,
1185                                                       (cis[i + 22] << 8) +
1186                                                       cis[i + 21]);
1187                                         varbuf_append(&b, vstr_pahl, 5, 'l', 2,
1188                                                       1,
1189                                                       (cis[i + 24] << 8) +
1190                                                       cis[i + 23]);
1191                                         varbuf_append(&b, vstr_pahl, 5, 'h', 0,
1192                                                       1,
1193                                                       (cis[i + 26] << 8) +
1194                                                       cis[i + 25]);
1195                                         varbuf_append(&b, vstr_pahl, 5, 'h', 1,
1196                                                       1,
1197                                                       (cis[i + 28] << 8) +
1198                                                       cis[i + 27]);
1199                                         varbuf_append(&b, vstr_pahl, 5, 'h', 2,
1200                                                       1,
1201                                                       (cis[i + 30] << 8) +
1202                                                       cis[i + 29]);
1203                                         break;
1204
1205                                 case HNBU_PO_CCKOFDM:
1206                                         varbuf_append(&b, vstr_cck2gpo,
1207                                                       (cis[i + 2] << 8) +
1208                                                       cis[i + 1]);
1209                                         varbuf_append(&b, vstr_ofdm2gpo,
1210                                                       (cis[i + 6] << 24) +
1211                                                       (cis[i + 5] << 16) +
1212                                                       (cis[i + 4] << 8) +
1213                                                       cis[i + 3]);
1214                                         if (tlen < 19)
1215                                                 break;
1216
1217                                         varbuf_append(&b, vstr_ofdm5gpo,
1218                                                       (cis[i + 10] << 24) +
1219                                                       (cis[i + 9] << 16) +
1220                                                       (cis[i + 8] << 8) +
1221                                                       cis[i + 7]);
1222                                         varbuf_append(&b, vstr_ofdm5glpo,
1223                                                       (cis[i + 14] << 24) +
1224                                                       (cis[i + 13] << 16) +
1225                                                       (cis[i + 12] << 8) +
1226                                                       cis[i + 11]);
1227                                         varbuf_append(&b, vstr_ofdm5ghpo,
1228                                                       (cis[i + 18] << 24) +
1229                                                       (cis[i + 17] << 16) +
1230                                                       (cis[i + 16] << 8) +
1231                                                       cis[i + 15]);
1232                                         break;
1233
1234                                 case HNBU_PO_MCS2G:
1235                                         for (j = 0; j <= (tlen / 2); j++) {
1236                                                 varbuf_append(&b, vstr_mcspo, 2,
1237                                                               j,
1238                                                               (cis
1239                                                                [i + 2 +
1240                                                                 2 * j] << 8) +
1241                                                               cis[i + 1 +
1242                                                                   2 * j]);
1243                                         }
1244                                         break;
1245
1246                                 case HNBU_PO_MCS5GM:
1247                                         for (j = 0; j <= (tlen / 2); j++) {
1248                                                 varbuf_append(&b, vstr_mcspo, 5,
1249                                                               j,
1250                                                               (cis
1251                                                                [i + 2 +
1252                                                                 2 * j] << 8) +
1253                                                               cis[i + 1 +
1254                                                                   2 * j]);
1255                                         }
1256                                         break;
1257
1258                                 case HNBU_PO_MCS5GLH:
1259                                         for (j = 0; j <= (tlen / 4); j++) {
1260                                                 varbuf_append(&b, vstr_mcspohl,
1261                                                               5, 'l', j,
1262                                                               (cis
1263                                                                [i + 2 +
1264                                                                 2 * j] << 8) +
1265                                                               cis[i + 1 +
1266                                                                   2 * j]);
1267                                         }
1268
1269                                         for (j = 0; j <= (tlen / 4); j++) {
1270                                                 varbuf_append(&b, vstr_mcspohl,
1271                                                               5, 'h', j,
1272                                                               (cis
1273                                                                [i +
1274                                                                 ((tlen / 2) +
1275                                                                  2) +
1276                                                                 2 * j] << 8) +
1277                                                               cis[i +
1278                                                                   ((tlen / 2) +
1279                                                                    1) + 2 * j]);
1280                                         }
1281
1282                                         break;
1283
1284                                 case HNBU_PO_CDD:
1285                                         varbuf_append(&b, vstr_cddpo,
1286                                                       (cis[i + 2] << 8) +
1287                                                       cis[i + 1]);
1288                                         break;
1289
1290                                 case HNBU_PO_STBC:
1291                                         varbuf_append(&b, vstr_stbcpo,
1292                                                       (cis[i + 2] << 8) +
1293                                                       cis[i + 1]);
1294                                         break;
1295
1296                                 case HNBU_PO_40M:
1297                                         varbuf_append(&b, vstr_bw40po,
1298                                                       (cis[i + 2] << 8) +
1299                                                       cis[i + 1]);
1300                                         break;
1301
1302                                 case HNBU_PO_40MDUP:
1303                                         varbuf_append(&b, vstr_bwduppo,
1304                                                       (cis[i + 2] << 8) +
1305                                                       cis[i + 1]);
1306                                         break;
1307
1308                                 case HNBU_OFDMPO5G:
1309                                         varbuf_append(&b, vstr_ofdm5gpo,
1310                                                       (cis[i + 4] << 24) +
1311                                                       (cis[i + 3] << 16) +
1312                                                       (cis[i + 2] << 8) +
1313                                                       cis[i + 1]);
1314                                         varbuf_append(&b, vstr_ofdm5glpo,
1315                                                       (cis[i + 8] << 24) +
1316                                                       (cis[i + 7] << 16) +
1317                                                       (cis[i + 6] << 8) +
1318                                                       cis[i + 5]);
1319                                         varbuf_append(&b, vstr_ofdm5ghpo,
1320                                                       (cis[i + 12] << 24) +
1321                                                       (cis[i + 11] << 16) +
1322                                                       (cis[i + 10] << 8) +
1323                                                       cis[i + 9]);
1324                                         break;
1325
1326                                 case HNBU_CUSTOM1:
1327                                         varbuf_append(&b, vstr_custom, 1,
1328                                                       ((cis[i + 4] << 24) +
1329                                                        (cis[i + 3] << 16) +
1330                                                        (cis[i + 2] << 8) +
1331                                                        cis[i + 1]));
1332                                         break;
1333
1334 #if defined(BCMSDIO)
1335                                 case HNBU_SROM3SWRGN:
1336                                         if (tlen >= 73) {
1337                                                 uint16 srom[35];
1338                                                 uint8 srev = cis[i + 1 + 70];
1339                                                 ASSERT(srev == 3);
1340                                                 /* make tuple value 16-bit aligned and parse it */
1341                                                 bcopy(&cis[i + 1], srom,
1342                                                       sizeof(srom));
1343                                                 _initvars_srom_pci(srev, srom,
1344                                                                    SROM3_SWRGN_OFF,
1345                                                                    &b);
1346                                                 /* 2.4G antenna gain is included in SROM */
1347                                                 ag_init = TRUE;
1348                                                 /* Ethernet MAC address is included in SROM */
1349                                                 eabuf[0] = 0;
1350                                                 boardnum = -1;
1351                                         }
1352                                         /* create extra variables */
1353                                         if (tlen >= 75)
1354                                                 varbuf_append(&b, vstr_vendid,
1355                                                               (cis[i + 1 + 73]
1356                                                                << 8) + cis[i +
1357                                                                            1 +
1358                                                                            72]);
1359                                         if (tlen >= 77)
1360                                                 varbuf_append(&b, vstr_devid,
1361                                                               (cis[i + 1 + 75]
1362                                                                << 8) + cis[i +
1363                                                                            1 +
1364                                                                            74]);
1365                                         if (tlen >= 79)
1366                                                 varbuf_append(&b, vstr_xtalfreq,
1367                                                               (cis[i + 1 + 77]
1368                                                                << 8) + cis[i +
1369                                                                            1 +
1370                                                                            76]);
1371                                         break;
1372 #endif                          /* defined(BCMSDIO) */
1373
1374                                 case HNBU_CCKFILTTYPE:
1375                                         varbuf_append(&b, vstr_cckdigfilttype,
1376                                                       (cis[i + 1]));
1377                                         break;
1378                                 }
1379
1380                                 break;
1381                         }
1382                         i += tlen;
1383                 } while (tup != CISTPL_END);
1384         }
1385
1386         if (boardnum != -1) {
1387                 varbuf_append(&b, vstr_boardnum, boardnum);
1388         }
1389
1390         if (eabuf[0]) {
1391                 varbuf_append(&b, vstr_macaddr, eabuf);
1392         }
1393
1394         /* if there is no antenna gain field, set default */
1395         if (getvar(NULL, "ag0") == NULL && ag_init == FALSE) {
1396                 varbuf_append(&b, vstr_ag, 0, 0xff);
1397         }
1398
1399         /* final nullbyte terminator */
1400         ASSERT(b.size >= 1);
1401         *b.buf++ = '\0';
1402
1403         ASSERT(b.buf - base <= MAXSZ_NVRAM_VARS);
1404         err = initvars_table(osh, base, b.buf, vars, count);
1405
1406         MFREE(osh, base, MAXSZ_NVRAM_VARS);
1407         return err;
1408 }
1409
1410 /* In chips with chipcommon rev 32 and later, the srom is in chipcommon,
1411  * not in the bus cores.
1412  */
1413 static uint16
1414 srom_cc_cmd(si_t *sih, osl_t *osh, void *ccregs, uint32 cmd, uint wordoff,
1415             uint16 data)
1416 {
1417         chipcregs_t *cc = (chipcregs_t *) ccregs;
1418         uint wait_cnt = 1000;
1419
1420         if ((cmd == SRC_OP_READ) || (cmd == SRC_OP_WRITE)) {
1421                 W_REG(osh, &cc->sromaddress, wordoff * 2);
1422                 if (cmd == SRC_OP_WRITE)
1423                         W_REG(osh, &cc->sromdata, data);
1424         }
1425
1426         W_REG(osh, &cc->sromcontrol, SRC_START | cmd);
1427
1428         while (wait_cnt--) {
1429                 if ((R_REG(osh, &cc->sromcontrol) & SRC_BUSY) == 0)
1430                         break;
1431         }
1432
1433         if (!wait_cnt) {
1434                 BS_ERROR(("%s: Command 0x%x timed out\n", __func__, cmd));
1435                 return 0xffff;
1436         }
1437         if (cmd == SRC_OP_READ)
1438                 return (uint16) R_REG(osh, &cc->sromdata);
1439         else
1440                 return 0xffff;
1441 }
1442
1443 /*
1444  * Read in and validate sprom.
1445  * Return 0 on success, nonzero on error.
1446  */
1447 static int
1448 sprom_read_pci(osl_t *osh, si_t *sih, uint16 *sprom, uint wordoff,
1449                uint16 *buf, uint nwords, bool check_crc)
1450 {
1451         int err = 0;
1452         uint i;
1453         void *ccregs = NULL;
1454
1455         /* read the sprom */
1456         for (i = 0; i < nwords; i++) {
1457
1458                 if (sih->ccrev > 31 && ISSIM_ENAB(sih)) {
1459                         /* use indirect since direct is too slow on QT */
1460                         if ((sih->cccaps & CC_CAP_SROM) == 0)
1461                                 return 1;
1462
1463                         ccregs = (void *)((uint8 *) sprom - CC_SROM_OTP);
1464                         buf[i] =
1465                             srom_cc_cmd(sih, osh, ccregs, SRC_OP_READ,
1466                                         wordoff + i, 0);
1467
1468                 } else {
1469                         if (ISSIM_ENAB(sih))
1470                                 buf[i] = R_REG(osh, &sprom[wordoff + i]);
1471
1472                         buf[i] = R_REG(osh, &sprom[wordoff + i]);
1473                 }
1474
1475         }
1476
1477         /* bypass crc checking for simulation to allow srom hack */
1478         if (ISSIM_ENAB(sih))
1479                 return err;
1480
1481         if (check_crc) {
1482
1483                 if (buf[0] == 0xffff) {
1484                         /* The hardware thinks that an srom that starts with 0xffff
1485                          * is blank, regardless of the rest of the content, so declare
1486                          * it bad.
1487                          */
1488                         BS_ERROR(("%s: buf[0] = 0x%x, returning bad-crc\n",
1489                                   __func__, buf[0]));
1490                         return 1;
1491                 }
1492
1493                 /* fixup the endianness so crc8 will pass */
1494                 htol16_buf(buf, nwords * 2);
1495                 if (hndcrc8((uint8 *) buf, nwords * 2, CRC8_INIT_VALUE) !=
1496                     CRC8_GOOD_VALUE) {
1497                         /* DBG only pci always read srom4 first, then srom8/9 */
1498                         /* BS_ERROR(("%s: bad crc\n", __func__)); */
1499                         err = 1;
1500                 }
1501                 /* now correct the endianness of the byte array */
1502                 ltoh16_buf(buf, nwords * 2);
1503         }
1504         return err;
1505 }
1506
1507 #if defined(BCMNVRAMR)
1508 static int otp_read_pci(osl_t *osh, si_t *sih, uint16 *buf, uint bufsz)
1509 {
1510         uint8 *otp;
1511         uint sz = OTP_SZ_MAX / 2;       /* size in words */
1512         int err = 0;
1513
1514         ASSERT(bufsz <= OTP_SZ_MAX);
1515
1516         if ((otp = MALLOC(osh, OTP_SZ_MAX)) == NULL) {
1517                 return BCME_ERROR;
1518         }
1519
1520         bzero(otp, OTP_SZ_MAX);
1521
1522         err = otp_read_region(sih, OTP_HW_RGN, (uint16 *) otp, &sz);
1523
1524         bcopy(otp, buf, bufsz);
1525
1526         if (otp)
1527                 MFREE(osh, otp, OTP_SZ_MAX);
1528
1529         /* Check CRC */
1530         if (buf[0] == 0xffff) {
1531                 /* The hardware thinks that an srom that starts with 0xffff
1532                  * is blank, regardless of the rest of the content, so declare
1533                  * it bad.
1534                  */
1535                 BS_ERROR(("%s: buf[0] = 0x%x, returning bad-crc\n", __func__,
1536                           buf[0]));
1537                 return 1;
1538         }
1539
1540         /* fixup the endianness so crc8 will pass */
1541         htol16_buf(buf, bufsz);
1542         if (hndcrc8((uint8 *) buf, SROM4_WORDS * 2, CRC8_INIT_VALUE) !=
1543             CRC8_GOOD_VALUE) {
1544                 BS_ERROR(("%s: bad crc\n", __func__));
1545                 err = 1;
1546         }
1547         /* now correct the endianness of the byte array */
1548         ltoh16_buf(buf, bufsz);
1549
1550         return err;
1551 }
1552 #endif                          /* defined(BCMNVRAMR) */
1553 /*
1554 * Create variable table from memory.
1555 * Return 0 on success, nonzero on error.
1556 */
1557 static int
1558 BCMATTACHFN(initvars_table) (osl_t *osh, char *start, char *end, char **vars,
1559                              uint *count) {
1560         int c = (int)(end - start);
1561
1562         /* do it only when there is more than just the null string */
1563         if (c > 1) {
1564                 char *vp = MALLOC(osh, c);
1565                 ASSERT(vp != NULL);
1566                 if (!vp)
1567                         return BCME_NOMEM;
1568                 bcopy(start, vp, c);
1569                 *vars = vp;
1570                 *count = c;
1571         } else {
1572                 *vars = NULL;
1573                 *count = 0;
1574         }
1575
1576         return 0;
1577 }
1578
1579 /*
1580  * Find variables with <devpath> from flash. 'base' points to the beginning
1581  * of the table upon enter and to the end of the table upon exit when success.
1582  * Return 0 on success, nonzero on error.
1583  */
1584 static int
1585 BCMATTACHFN(initvars_flash) (si_t *sih, osl_t *osh, char **base, uint len) {
1586         char *vp = *base;
1587         char *flash;
1588         int err;
1589         char *s;
1590         uint l, dl, copy_len;
1591         char devpath[SI_DEVPATH_BUFSZ];
1592
1593         /* allocate memory and read in flash */
1594         if (!(flash = MALLOC(osh, NVRAM_SPACE)))
1595                 return BCME_NOMEM;
1596         if ((err = nvram_getall(flash, NVRAM_SPACE)))
1597                 goto exit;
1598
1599         si_devpath(sih, devpath, sizeof(devpath));
1600
1601         /* grab vars with the <devpath> prefix in name */
1602         dl = strlen(devpath);
1603         for (s = flash; s && *s; s += l + 1) {
1604                 l = strlen(s);
1605
1606                 /* skip non-matching variable */
1607                 if (strncmp(s, devpath, dl))
1608                         continue;
1609
1610                 /* is there enough room to copy? */
1611                 copy_len = l - dl + 1;
1612                 if (len < copy_len) {
1613                         err = BCME_BUFTOOSHORT;
1614                         goto exit;
1615                 }
1616
1617                 /* no prefix, just the name=value */
1618                 strncpy(vp, &s[dl], copy_len);
1619                 vp += copy_len;
1620                 len -= copy_len;
1621         }
1622
1623         /* add null string as terminator */
1624         if (len < 1) {
1625                 err = BCME_BUFTOOSHORT;
1626                 goto exit;
1627         }
1628         *vp++ = '\0';
1629
1630         *base = vp;
1631
1632  exit:  MFREE(osh, flash, NVRAM_SPACE);
1633         return err;
1634 }
1635
1636 /*
1637  * Initialize nonvolatile variable table from flash.
1638  * Return 0 on success, nonzero on error.
1639  */
1640 static int
1641 BCMATTACHFN(initvars_flash_si) (si_t *sih, char **vars, uint *count) {
1642         osl_t *osh = si_osh(sih);
1643         char *vp, *base;
1644         int err;
1645
1646         ASSERT(vars != NULL);
1647         ASSERT(count != NULL);
1648
1649         base = vp = MALLOC(osh, MAXSZ_NVRAM_VARS);
1650         ASSERT(vp != NULL);
1651         if (!vp)
1652                 return BCME_NOMEM;
1653
1654         if ((err = initvars_flash(sih, osh, &vp, MAXSZ_NVRAM_VARS)) == 0)
1655                 err = initvars_table(osh, base, vp, vars, count);
1656
1657         MFREE(osh, base, MAXSZ_NVRAM_VARS);
1658
1659         return err;
1660 }
1661
1662 /* Parse SROM and create name=value pairs. 'srom' points to
1663  * the SROM word array. 'off' specifies the offset of the
1664  * first word 'srom' points to, which should be either 0 or
1665  * SROM3_SWRG_OFF (full SROM or software region).
1666  */
1667
1668 static uint mask_shift(uint16 mask)
1669 {
1670         uint i;
1671         for (i = 0; i < (sizeof(mask) << 3); i++) {
1672                 if (mask & (1 << i))
1673                         return i;
1674         }
1675         ASSERT(mask);
1676         return 0;
1677 }
1678
1679 static uint mask_width(uint16 mask)
1680 {
1681         int i;
1682         for (i = (sizeof(mask) << 3) - 1; i >= 0; i--) {
1683                 if (mask & (1 << i))
1684                         return (uint) (i - mask_shift(mask) + 1);
1685         }
1686         ASSERT(mask);
1687         return 0;
1688 }
1689
1690 #if defined(BCMDBG)
1691 static bool mask_valid(uint16 mask)
1692 {
1693         uint shift = mask_shift(mask);
1694         uint width = mask_width(mask);
1695         return mask == ((~0 << shift) & ~(~0 << (shift + width)));
1696 }
1697 #endif                          /* BCMDBG */
1698
1699 static void
1700 BCMATTACHFN(_initvars_srom_pci) (uint8 sromrev, uint16 *srom, uint off,
1701                                  varbuf_t *b) {
1702         uint16 w;
1703         uint32 val;
1704         const sromvar_t *srv;
1705         uint width;
1706         uint flags;
1707         uint32 sr = (1 << sromrev);
1708
1709         varbuf_append(b, "sromrev=%d", sromrev);
1710
1711         for (srv = pci_sromvars; srv->name != NULL; srv++) {
1712                 const char *name;
1713
1714                 if ((srv->revmask & sr) == 0)
1715                         continue;
1716
1717                 if (srv->off < off)
1718                         continue;
1719
1720                 flags = srv->flags;
1721                 name = srv->name;
1722
1723                 /* This entry is for mfgc only. Don't generate param for it, */
1724                 if (flags & SRFL_NOVAR)
1725                         continue;
1726
1727                 if (flags & SRFL_ETHADDR) {
1728                         char eabuf[ETHER_ADDR_STR_LEN];
1729                         struct ether_addr ea;
1730
1731                         ea.octet[0] = (srom[srv->off - off] >> 8) & 0xff;
1732                         ea.octet[1] = srom[srv->off - off] & 0xff;
1733                         ea.octet[2] = (srom[srv->off + 1 - off] >> 8) & 0xff;
1734                         ea.octet[3] = srom[srv->off + 1 - off] & 0xff;
1735                         ea.octet[4] = (srom[srv->off + 2 - off] >> 8) & 0xff;
1736                         ea.octet[5] = srom[srv->off + 2 - off] & 0xff;
1737                         bcm_ether_ntoa(&ea, eabuf);
1738
1739                         varbuf_append(b, "%s=%s", name, eabuf);
1740                 } else {
1741                         ASSERT(mask_valid(srv->mask));
1742                         ASSERT(mask_width(srv->mask));
1743
1744                         w = srom[srv->off - off];
1745                         val = (w & srv->mask) >> mask_shift(srv->mask);
1746                         width = mask_width(srv->mask);
1747
1748                         while (srv->flags & SRFL_MORE) {
1749                                 srv++;
1750                                 ASSERT(srv->name != NULL);
1751
1752                                 if (srv->off == 0 || srv->off < off)
1753                                         continue;
1754
1755                                 ASSERT(mask_valid(srv->mask));
1756                                 ASSERT(mask_width(srv->mask));
1757
1758                                 w = srom[srv->off - off];
1759                                 val +=
1760                                     ((w & srv->mask) >> mask_shift(srv->
1761                                                                    mask)) <<
1762                                     width;
1763                                 width += mask_width(srv->mask);
1764                         }
1765
1766                         if ((flags & SRFL_NOFFS)
1767                             && ((int)val == (1 << width) - 1))
1768                                 continue;
1769
1770                         if (flags & SRFL_CCODE) {
1771                                 if (val == 0)
1772                                         varbuf_append(b, "ccode=");
1773                                 else
1774                                         varbuf_append(b, "ccode=%c%c",
1775                                                       (val >> 8), (val & 0xff));
1776                         }
1777                         /* LED Powersave duty cycle has to be scaled:
1778                          *(oncount >> 24) (offcount >> 8)
1779                          */
1780                         else if (flags & SRFL_LEDDC) {
1781                                 uint32 w32 = (((val >> 8) & 0xff) << 24) |      /* oncount */
1782                                     (((val & 0xff)) << 8);      /* offcount */
1783                                 varbuf_append(b, "leddc=%d", w32);
1784                         } else if (flags & SRFL_PRHEX)
1785                                 varbuf_append(b, "%s=0x%x", name, val);
1786                         else if ((flags & SRFL_PRSIGN)
1787                                  && (val & (1 << (width - 1))))
1788                                 varbuf_append(b, "%s=%d", name,
1789                                               (int)(val | (~0 << width)));
1790                         else
1791                                 varbuf_append(b, "%s=%u", name, val);
1792                 }
1793         }
1794
1795         if (sromrev >= 4) {
1796                 /* Do per-path variables */
1797                 uint p, pb, psz;
1798
1799                 if (sromrev >= 8) {
1800                         pb = SROM8_PATH0;
1801                         psz = SROM8_PATH1 - SROM8_PATH0;
1802                 } else {
1803                         pb = SROM4_PATH0;
1804                         psz = SROM4_PATH1 - SROM4_PATH0;
1805                 }
1806
1807                 for (p = 0; p < MAX_PATH_SROM; p++) {
1808                         for (srv = perpath_pci_sromvars; srv->name != NULL;
1809                              srv++) {
1810                                 if ((srv->revmask & sr) == 0)
1811                                         continue;
1812
1813                                 if (pb + srv->off < off)
1814                                         continue;
1815
1816                                 /* This entry is for mfgc only. Don't generate param for it, */
1817                                 if (srv->flags & SRFL_NOVAR)
1818                                         continue;
1819
1820                                 w = srom[pb + srv->off - off];
1821
1822                                 ASSERT(mask_valid(srv->mask));
1823                                 val = (w & srv->mask) >> mask_shift(srv->mask);
1824                                 width = mask_width(srv->mask);
1825
1826                                 /* Cheating: no per-path var is more than 1 word */
1827
1828                                 if ((srv->flags & SRFL_NOFFS)
1829                                     && ((int)val == (1 << width) - 1))
1830                                         continue;
1831
1832                                 if (srv->flags & SRFL_PRHEX)
1833                                         varbuf_append(b, "%s%d=0x%x", srv->name,
1834                                                       p, val);
1835                                 else
1836                                         varbuf_append(b, "%s%d=%d", srv->name,
1837                                                       p, val);
1838                         }
1839                         pb += psz;
1840                 }
1841         }
1842 }
1843
1844 /*
1845  * Initialize nonvolatile variable table from sprom.
1846  * Return 0 on success, nonzero on error.
1847  */
1848 static int
1849 BCMATTACHFN(initvars_srom_pci) (si_t *sih, void *curmap, char **vars,
1850                                 uint *count) {
1851         uint16 *srom, *sromwindow;
1852         uint8 sromrev = 0;
1853         uint32 sr;
1854         varbuf_t b;
1855         char *vp, *base = NULL;
1856         osl_t *osh = si_osh(sih);
1857         bool flash = FALSE;
1858         int err = 0;
1859
1860         /*
1861          * Apply CRC over SROM content regardless SROM is present or not,
1862          * and use variable <devpath>sromrev's existance in flash to decide
1863          * if we should return an error when CRC fails or read SROM variables
1864          * from flash.
1865          */
1866         srom = MALLOC(osh, SROM_MAX);
1867         ASSERT(srom != NULL);
1868         if (!srom)
1869                 return -2;
1870
1871         sromwindow = (uint16 *) SROM_OFFSET(sih);
1872         if (si_is_sprom_available(sih)) {
1873                 err =
1874                     sprom_read_pci(osh, sih, sromwindow, 0, srom, SROM_WORDS,
1875                                    TRUE);
1876
1877                 if ((srom[SROM4_SIGN] == SROM4_SIGNATURE) ||
1878                     (((sih->buscoretype == PCIE_CORE_ID)
1879                       && (sih->buscorerev >= 6))
1880                      || ((sih->buscoretype == PCI_CORE_ID)
1881                          && (sih->buscorerev >= 0xe)))) {
1882                         /* sromrev >= 4, read more */
1883                         err =
1884                             sprom_read_pci(osh, sih, sromwindow, 0, srom,
1885                                            SROM4_WORDS, TRUE);
1886                         sromrev = srom[SROM4_CRCREV] & 0xff;
1887                         if (err)
1888                                 BS_ERROR(("%s: srom %d, bad crc\n", __func__,
1889                                           sromrev));
1890
1891                 } else if (err == 0) {
1892                         /* srom is good and is rev < 4 */
1893                         /* top word of sprom contains version and crc8 */
1894                         sromrev = srom[SROM_CRCREV] & 0xff;
1895                         /* bcm4401 sroms misprogrammed */
1896                         if (sromrev == 0x10)
1897                                 sromrev = 1;
1898                 }
1899         }
1900 #if defined(BCMNVRAMR)
1901         /* Use OTP if SPROM not available */
1902         else if ((err = otp_read_pci(osh, sih, srom, SROM_MAX)) == 0) {
1903                 /* OTP only contain SROM rev8/rev9 for now */
1904                 sromrev = srom[SROM4_CRCREV] & 0xff;
1905         }
1906 #endif
1907         else {
1908                 err = 1;
1909                 BS_ERROR(("Neither SPROM nor OTP has valid image\n"));
1910         }
1911
1912         /* We want internal/wltest driver to come up with default sromvars so we can
1913          * program a blank SPROM/OTP.
1914          */
1915         if (err) {
1916                 char *value;
1917                 uint32 val;
1918                 val = 0;
1919
1920                 if ((value = si_getdevpathvar(sih, "sromrev"))) {
1921                         sromrev = (uint8) bcm_strtoul(value, NULL, 0);
1922                         flash = TRUE;
1923                         goto varscont;
1924                 }
1925
1926                 BS_ERROR(("%s, SROM CRC Error\n", __func__));
1927
1928                 if ((value = si_getnvramflvar(sih, "sromrev"))) {
1929                         err = 0;
1930                         goto errout;
1931                 }
1932
1933                 {
1934                         err = -1;
1935                         goto errout;
1936                 }
1937         }
1938
1939  varscont:
1940         /* Bitmask for the sromrev */
1941         sr = 1 << sromrev;
1942
1943         /* srom version check: Current valid versions: 1, 2, 3, 4, 5, 8, 9 */
1944         if ((sr & 0x33e) == 0) {
1945                 err = -2;
1946                 goto errout;
1947         }
1948
1949         ASSERT(vars != NULL);
1950         ASSERT(count != NULL);
1951
1952         base = vp = MALLOC(osh, MAXSZ_NVRAM_VARS);
1953         ASSERT(vp != NULL);
1954         if (!vp) {
1955                 err = -2;
1956                 goto errout;
1957         }
1958
1959         /* read variables from flash */
1960         if (flash) {
1961                 if ((err = initvars_flash(sih, osh, &vp, MAXSZ_NVRAM_VARS)))
1962                         goto errout;
1963                 goto varsdone;
1964         }
1965
1966         varbuf_init(&b, base, MAXSZ_NVRAM_VARS);
1967
1968         /* parse SROM into name=value pairs. */
1969         _initvars_srom_pci(sromrev, srom, 0, &b);
1970
1971         /* final nullbyte terminator */
1972         ASSERT(b.size >= 1);
1973         vp = b.buf;
1974         *vp++ = '\0';
1975
1976         ASSERT((vp - base) <= MAXSZ_NVRAM_VARS);
1977
1978  varsdone:
1979         err = initvars_table(osh, base, vp, vars, count);
1980
1981  errout:
1982         if (base)
1983                 MFREE(osh, base, MAXSZ_NVRAM_VARS);
1984
1985         MFREE(osh, srom, SROM_MAX);
1986         return err;
1987 }
1988
1989 #ifdef BCMSDIO
1990 /*
1991  * Read the SDIO cis and call parsecis to initialize the vars.
1992  * Return 0 on success, nonzero on error.
1993  */
1994 static int
1995 BCMATTACHFN(initvars_cis_sdio) (osl_t *osh, char **vars, uint *count) {
1996         uint8 *cis[SBSDIO_NUM_FUNCTION + 1];
1997         uint fn, numfn;
1998         int rc = 0;
1999
2000         numfn = bcmsdh_query_iofnum(NULL);
2001         ASSERT(numfn <= SDIOD_MAX_IOFUNCS);
2002
2003         for (fn = 0; fn <= numfn; fn++) {
2004                 if ((cis[fn] = MALLOC(osh, SBSDIO_CIS_SIZE_LIMIT)) == NULL) {
2005                         rc = -1;
2006                         break;
2007                 }
2008
2009                 bzero(cis[fn], SBSDIO_CIS_SIZE_LIMIT);
2010
2011                 if (bcmsdh_cis_read(NULL, fn, cis[fn], SBSDIO_CIS_SIZE_LIMIT) !=
2012                     0) {
2013                         MFREE(osh, cis[fn], SBSDIO_CIS_SIZE_LIMIT);
2014                         rc = -2;
2015                         break;
2016                 }
2017         }
2018
2019         if (!rc)
2020                 rc = srom_parsecis(osh, cis, fn, vars, count);
2021
2022         while (fn-- > 0)
2023                 MFREE(osh, cis[fn], SBSDIO_CIS_SIZE_LIMIT);
2024
2025         return (rc);
2026 }
2027
2028 /* set SDIO sprom command register */
2029 static int BCMATTACHFN(sprom_cmd_sdio) (osl_t *osh, uint8 cmd) {
2030         uint8 status = 0;
2031         uint wait_cnt = 1000;
2032
2033         /* write sprom command register */
2034         bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_CS, cmd, NULL);
2035
2036         /* wait status */
2037         while (wait_cnt--) {
2038                 status =
2039                     bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_CS, NULL);
2040                 if (status & SBSDIO_SPROM_DONE)
2041                         return 0;
2042         }
2043
2044         return 1;
2045 }
2046
2047 /* read a word from the SDIO srom */
2048 static int sprom_read_sdio(osl_t *osh, uint16 addr, uint16 *data)
2049 {
2050         uint8 addr_l, addr_h, data_l, data_h;
2051
2052         addr_l = (uint8) ((addr * 2) & 0xff);
2053         addr_h = (uint8) (((addr * 2) >> 8) & 0xff);
2054
2055         /* set address */
2056         bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_ADDR_HIGH, addr_h,
2057                          NULL);
2058         bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_ADDR_LOW, addr_l,
2059                          NULL);
2060
2061         /* do read */
2062         if (sprom_cmd_sdio(osh, SBSDIO_SPROM_READ))
2063                 return 1;
2064
2065         /* read data */
2066         data_h =
2067             bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_DATA_HIGH, NULL);
2068         data_l =
2069             bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_DATA_LOW, NULL);
2070
2071         *data = (data_h << 8) | data_l;
2072         return 0;
2073 }
2074 #endif                          /* BCMSDIO */
2075
2076 static int
2077 BCMATTACHFN(initvars_srom_si) (si_t *sih, osl_t *osh, void *curmap,
2078                                char **vars, uint *varsz) {
2079         /* Search flash nvram section for srom variables */
2080         return initvars_flash_si(sih, vars, varsz);
2081 }