arch/ia64/sn/io/sn2/klconflib.c

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 1992 - 1997, 2000-2003 Silicon Graphics, Inc. All rights reserved.
   7  */
   8
   9
  10 #include <linux/types.h>
  11 #include <linux/ctype.h>
  12 #include <asm/sn/sgi.h>
  13 #include <asm/sn/sn_sal.h>
  14 #include <asm/sn/io.h>
  15 #include <asm/sn/sn_cpuid.h>
  16 #include <asm/sn/iograph.h>
  17 #include <asm/sn/hcl.h>
  18 #include <asm/sn/labelcl.h>
  19 #include <asm/sn/klconfig.h>
  20 #include <asm/sn/nodepda.h>
  21 #include <asm/sn/module.h>
  22 #include <asm/sn/router.h>
  23 #include <asm/sn/xtalk/xbow.h>
  24 #include <asm/sn/ksys/l1.h>
  25
  26
  27 #undef DEBUG_KLGRAPH
  28 #ifdef DEBUG_KLGRAPH
  29 #define DBG(x...) printk(x)
  30 #else
  31 #define DBG(x...)
  32 #endif /* DEBUG_KLGRAPH */
  33
  34 extern int numionodes;
  35
  36 lboard_t *root_lboard[MAX_COMPACT_NODES];
  37 static int hasmetarouter;
  38
  39
  40 char brick_types[MAX_BRICK_TYPES + 1] = "crikxdpn%#=vo^34567890123456789...";
  41
  42 lboard_t *
  43 find_lboard_any(lboard_t *start, unsigned char brd_type)
  44 {
  45         /* Search all boards stored on this node. */
  46         while (start) {
  47                 if (start->brd_type == brd_type)
  48                         return start;
  49                 start = KLCF_NEXT_ANY(start);
  50         }
  51
  52         /* Didn't find it. */
  53         return (lboard_t *)NULL;
  54 }
  55
  56 lboard_t *
  57 find_lboard_nasid(lboard_t *start, nasid_t nasid, unsigned char brd_type)
  58 {
  59
  60         while (start) {
  61                 if ((start->brd_type == brd_type) &&
  62                     (start->brd_nasid == nasid))
  63                         return start;
  64
  65                 if (numionodes == numnodes)
  66                         start = KLCF_NEXT_ANY(start);
  67                 else
  68                         start = KLCF_NEXT(start);
  69         }
  70
  71         /* Didn't find it. */
  72         return (lboard_t *)NULL;
  73 }
  74
  75 lboard_t *
  76 find_lboard_class_any(lboard_t *start, unsigned char brd_type)
  77 {
  78         /* Search all boards stored on this node. */
  79         while (start) {
  80                 if (KLCLASS(start->brd_type) == KLCLASS(brd_type))
  81                         return start;
  82                 start = KLCF_NEXT_ANY(start);
  83         }
  84
  85         /* Didn't find it. */
  86         return (lboard_t *)NULL;
  87 }
  88
  89 lboard_t *
  90 find_lboard_class_nasid(lboard_t *start, nasid_t nasid, unsigned char brd_type)
  91 {
  92         /* Search all boards stored on this node. */
  93         while (start) {
  94                 if (KLCLASS(start->brd_type) == KLCLASS(brd_type) &&
  95                     (start->brd_nasid == nasid))
  96                         return start;
  97
  98                 if (numionodes == numnodes)
  99                         start = KLCF_NEXT_ANY(start);
 100                 else
 101                         start = KLCF_NEXT(start);
 102         }
 103
 104         /* Didn't find it. */
 105         return (lboard_t *)NULL;
 106 }
 107
 108
 109
 110 klinfo_t *
 111 find_component(lboard_t *brd, klinfo_t *kli, unsigned char struct_type)
 112 {
 113         int index, j;
 114
 115         if (kli == (klinfo_t *)NULL) {
 116                 index = 0;
 117         } else {
 118                 for (j = 0; j < KLCF_NUM_COMPS(brd); j++) {
 119                         if (kli == KLCF_COMP(brd, j))
 120                                 break;
 121                 }
 122                 index = j;
 123                 if (index == KLCF_NUM_COMPS(brd)) {
 124                         DBG("find_component: Bad pointer: 0x%p\n", kli);
 125                         return (klinfo_t *)NULL;
 126                 }
 127                 index++;        /* next component */
 128         }
 129
 130         for (; index < KLCF_NUM_COMPS(brd); index++) {
 131                 kli = KLCF_COMP(brd, index);
 132                 DBG("find_component: brd %p kli %p  request type = 0x%x kli type 0x%x\n", brd, kli, kli->struct_type, KLCF_COMP_TYPE(kli));
 133                 if (KLCF_COMP_TYPE(kli) == struct_type)
 134                         return kli;
 135         }
 136
 137         /* Didn't find it. */
 138         return (klinfo_t *)NULL;
 139 }
 140
 141 klinfo_t *
 142 find_first_component(lboard_t *brd, unsigned char struct_type)
 143 {
 144         return find_component(brd, (klinfo_t *)NULL, struct_type);
 145 }
 146
 147 lboard_t *
 148 find_lboard_modslot(lboard_t *start, geoid_t geoid)
 149 {
 150         /* Search all boards stored on this node. */
 151         while (start) {
 152                 if (geo_cmp(start->brd_geoid, geoid))
 153                         return start;
 154                 start = KLCF_NEXT(start);
 155         }
 156
 157         /* Didn't find it. */
 158         return (lboard_t *)NULL;
 159 }
 160
 161 /*
 162  * Convert a NIC name to a name for use in the hardware graph.
 163  */
 164 void
 165 nic_name_convert(char *old_name, char *new_name)
 166 {
 167         int i;
 168         char c;
 169         char *compare_ptr;
 170
 171         if ((old_name[0] == '\0') || (old_name[1] == '\0')) {
 172                 strcpy(new_name, EDGE_LBL_XWIDGET);
 173         } else {
 174                 for (i = 0; i < strlen(old_name); i++) {
 175                         c = old_name[i];
 176
 177                         if (isalpha(c))
 178                                 new_name[i] = tolower(c);
 179                         else if (isdigit(c))
 180                                 new_name[i] = c;
 181                         else
 182                                 new_name[i] = '_';
 183                 }
 184                 new_name[i] = '\0';
 185         }
 186
 187         /* XXX -
 188          * Since a bunch of boards made it out with weird names like
 189          * IO6-fibbbed and IO6P2, we need to look for IO6 in a name and
 190          * replace it with "baseio" to avoid confusion in the field.
 191          * We also have to make sure we don't report media_io instead of
 192          * baseio.
 193          */
 194
 195         /* Skip underscores at the beginning of the name */
 196         for (compare_ptr = new_name; (*compare_ptr) == '_'; compare_ptr++)
 197                 ;
 198
 199         /*
 200          * Check for some names we need to replace.  Early boards
 201          * had junk following the name so check only the first
 202          * characters.
 203          */
 204         if (!strncmp(new_name, "io6", 3) ||
 205             !strncmp(new_name, "mio", 3) ||
 206             !strncmp(new_name, "media_io", 8))
 207                 strcpy(new_name, "baseio");
 208         else if (!strncmp(new_name, "divo", 4))
 209                 strcpy(new_name, "divo") ;
 210
 211 }
 212
 213 /*
 214  * get_actual_nasid
 215  *
 216  *      Completely disabled brds have their klconfig on
 217  *      some other nasid as they have no memory. But their
 218  *      actual nasid is hidden in the klconfig. Use this
 219  *      routine to get it. Works for normal boards too.
 220  */
 221 nasid_t
 222 get_actual_nasid(lboard_t *brd)
 223 {
 224         klhub_t *hub ;
 225
 226         if (!brd)
 227                 return INVALID_NASID ;
 228
 229         /* find out if we are a completely disabled brd. */
 230
 231         hub  = (klhub_t *)find_first_component(brd, KLSTRUCT_HUB);
 232         if (!hub)
 233                 return INVALID_NASID ;
 234         if (!(hub->hub_info.flags & KLINFO_ENABLE))     /* disabled node brd */
 235                 return hub->hub_info.physid ;
 236         else
 237                 return brd->brd_nasid ;
 238 }
 239
 240 int
 241 xbow_port_io_enabled(nasid_t nasid, int link)
 242 {
 243         lboard_t *brd;
 244         klxbow_t *xbow_p;
 245
 246         /*
 247          * look for boards that might contain an xbow or xbridge
 248          */
 249         brd = find_lboard_nasid((lboard_t *)KL_CONFIG_INFO(nasid), nasid, KLTYPE_IOBRICK_XBOW);
 250         if (brd == NULL) return 0;
 251
 252         if ((xbow_p = (klxbow_t *)find_component(brd, NULL, KLSTRUCT_XBOW))
 253             == NULL)
 254             return 0;
 255
 256         if (!XBOW_PORT_TYPE_IO(xbow_p, link) || !XBOW_PORT_IS_ENABLED(xbow_p, link))
 257             return 0;
 258
 259         return 1;
 260 }
 261
 262 void
 263 board_to_path(lboard_t *brd, char *path)
 264 {
 265         moduleid_t modnum;
 266         char *board_name;
 267         char buffer[16];
 268
 269         ASSERT(brd);
 270
 271         switch (KLCLASS(brd->brd_type)) {
 272
 273                 case KLCLASS_NODE:
 274                         board_name = EDGE_LBL_NODE;
 275                         break;
 276                 case KLCLASS_ROUTER:
 277                         if (brd->brd_type == KLTYPE_META_ROUTER) {
 278                                 board_name = EDGE_LBL_META_ROUTER;
 279                                 hasmetarouter++;
 280                         } else if (brd->brd_type == KLTYPE_REPEATER_ROUTER) {
 281                                 board_name = EDGE_LBL_REPEATER_ROUTER;
 282                                 hasmetarouter++;
 283                         } else
 284                                 board_name = EDGE_LBL_ROUTER;
 285                         break;
 286                 case KLCLASS_MIDPLANE:
 287                         board_name = EDGE_LBL_MIDPLANE;
 288                         break;
 289                 case KLCLASS_IO:
 290                         board_name = EDGE_LBL_IO;
 291                         break;
 292                 case KLCLASS_IOBRICK:
 293                         if (brd->brd_type == KLTYPE_PXBRICK)
 294                                 board_name = EDGE_LBL_PXBRICK;
 295                         else if (brd->brd_type == KLTYPE_IXBRICK)
 296                                 board_name = EDGE_LBL_IXBRICK;
 297                         else if (brd->brd_type == KLTYPE_OPUSBRICK)
 298                                 board_name = EDGE_LBL_OPUSBRICK;
 299                         else if (brd->brd_type == KLTYPE_CGBRICK)
 300                                 board_name = EDGE_LBL_CGBRICK;
 301                         else
 302                                 board_name = EDGE_LBL_IOBRICK;
 303                         break;
 304                 default:
 305                         board_name = EDGE_LBL_UNKNOWN;
 306         }
 307
 308         modnum = geo_module(brd->brd_geoid);
 309         memset(buffer, 0, 16);
 310         format_module_id(buffer, modnum, MODULE_FORMAT_BRIEF);
 311         sprintf(path, EDGE_LBL_MODULE "/%s/" EDGE_LBL_SLAB "/%d/%s", buffer, geo_slab(brd->brd_geoid), board_name);
 312 }
 313
 314 #define MHZ     1000000
 315
 316 /*
 317  * Get the serial number of the main  component of a board
 318  * Returns 0 if a valid serial number is found
 319  * 1 otherwise.
 320  * Assumptions: Nic manufacturing string  has the following format
 321  *                      *Serial:<serial_number>;*
 322  */
 323 static int
 324 component_serial_number_get(lboard_t            *board,
 325                             klconf_off_t        mfg_nic_offset,
 326                             char                *serial_number,
 327                             char                *key_pattern)
 328 {
 329
 330         char    *mfg_nic_string;
 331         char    *serial_string,*str;
 332         int     i;
 333         char    *serial_pattern = "Serial:";
 334
 335         /* We have an error on a null mfg nic offset */
 336         if (!mfg_nic_offset)
 337                 return(1);
 338         /* Get the hub's manufacturing nic information
 339          * which is in the form of a pre-formatted string
 340          */
 341         mfg_nic_string =
 342                 (char *)NODE_OFFSET_TO_K0(NASID_GET(board),
 343                                           mfg_nic_offset);
 344         /* There is no manufacturing nic info */
 345         if (!mfg_nic_string)
 346                 return(1);
 347
 348         str = mfg_nic_string;
 349         /* Look for the key pattern first (if it is  specified)
 350          * and then print the serial number corresponding to that.
 351          */
 352         if (strcmp(key_pattern,"") &&
 353             !(str = strstr(mfg_nic_string,key_pattern)))
 354                 return(1);
 355
 356         /* There is no serial number info in the manufacturing
 357          * nic info
 358          */
 359         if (!(serial_string = strstr(str,serial_pattern)))
 360                 return(1);
 361
 362         serial_string = serial_string + strlen(serial_pattern);
 363         /*  Copy the serial number information from the klconfig */
 364         i = 0;
 365         while (serial_string[i] != ';') {
 366                 serial_number[i] = serial_string[i];
 367                 i++;
 368         }
 369         serial_number[i] = 0;
 370
 371         return(0);
 372 }
 373 /*
 374  * Get the serial number of a board
 375  * Returns 0 if a valid serial number is found
 376  * 1 otherwise.
 377  */
 378
 379 int
 380 board_serial_number_get(lboard_t *board,char *serial_number)
 381 {
 382         ASSERT(board && serial_number);
 383         if (!board || !serial_number)
 384                 return(1);
 385
 386         strcpy(serial_number,"");
 387         switch(KLCLASS(board->brd_type)) {
 388         case KLCLASS_CPU: {     /* Node board */
 389                 klhub_t *hub;
 390
 391                 /* Get the hub component information */
 392                 hub = (klhub_t *)find_first_component(board,
 393                                                       KLSTRUCT_HUB);
 394                 /* If we don't have a hub component on an IP27
 395                  * then we have a weird klconfig.
 396                  */
 397                 if (!hub)
 398                         return(1);
 399                 /* Get the serial number information from
 400                  * the hub's manufacturing nic info
 401                  */
 402                 if (component_serial_number_get(board,
 403                                                 hub->hub_mfg_nic,
 404                                                 serial_number,
 405                                                 "IP37"))
 406                                 return(1);
 407                 break;
 408         }
 409         case KLCLASS_IO: {      /* IO board */
 410                 klbri_t *bridge;
 411
 412                 /* Get the bridge component information */
 413                 bridge = (klbri_t *)find_first_component(board,
 414                                                          KLSTRUCT_BRI);
 415                 /* If we don't have a bridge component on an IO board
 416                  * then we have a weird klconfig.
 417                  */
 418                 if (!bridge)
 419                         return(1);
 420                 /* Get the serial number information from
 421                  * the bridge's manufacturing nic info
 422                  */
 423                 if (component_serial_number_get(board,
 424                                         bridge->bri_mfg_nic,
 425                                         serial_number, ""))
 426                         return(1);
 427                 break;
 428         }
 429         case KLCLASS_ROUTER: {  /* Router board */
 430                 klrou_t *router;
 431
 432                 /* Get the router component information */
 433                 router = (klrou_t *)find_first_component(board,
 434                                                          KLSTRUCT_ROU);
 435                 /* If we don't have a router component on a router board
 436                  * then we have a weird klconfig.
 437                  */
 438                 if (!router)
 439                         return(1);
 440                 /* Get the serial number information from
 441                  * the router's manufacturing nic info
 442                  */
 443                 if (component_serial_number_get(board,
 444                                                 router->rou_mfg_nic,
 445                                                 serial_number,
 446                                                 ""))
 447                         return(1);
 448                 break;
 449         }
 450         case KLCLASS_GFX: {     /* Gfx board */
 451                 klgfx_t *graphics;
 452
 453                 /* Get the graphics component information */
 454                 graphics = (klgfx_t *)find_first_component(board, KLSTRUCT_GFX);
 455                 /* If we don't have a gfx component on a gfx board
 456                  * then we have a weird klconfig.
 457                  */
 458                 if (!graphics)
 459                         return(1);
 460                 /* Get the serial number information from
 461                  * the graphics's manufacturing nic info
 462                  */
 463                 if (component_serial_number_get(board,
 464                                                 graphics->gfx_mfg_nic,
 465                                                 serial_number,
 466                                                 ""))
 467                         return(1);
 468                 break;
 469         }
 470         default:
 471                 strcpy(serial_number,"");
 472                 break;
 473         }
 474         return(0);
 475 }
 476
 477 /*
 478  * Format a module id for printing.
 479  *
 480  * There are three possible formats:
 481  *
 482  *   MODULE_FORMAT_BRIEF        is the brief 6-character format, including
 483  *                              the actual brick-type as recorded in the
 484  *                              moduleid_t, eg. 002c15 for a C-brick, or
 485  *                              101#17 for a PX-brick.
 486  *
 487  *   MODULE_FORMAT_LONG         is the hwgraph format, eg. rack/002/bay/15
 488  *                              of rack/101/bay/17 (note that the brick
 489  *                              type does not appear in this format).
 490  *
 491  *   MODULE_FORMAT_LCD          is like MODULE_FORMAT_BRIEF, except that it
 492  *                              ensures that the module id provided appears
 493  *                              exactly as it would on the LCD display of
 494  *                              the corresponding brick, eg. still 002c15
 495  *                              for a C-brick, but 101p17 for a PX-brick.
 496  */
 497 void
 498 format_module_id(char *buffer, moduleid_t m, int fmt)
 499 {
 500         int rack, position;
 501         unsigned char brickchar;
 502
 503         rack = MODULE_GET_RACK(m);
 504         ASSERT(MODULE_GET_BTYPE(m) < MAX_BRICK_TYPES);
 505         brickchar = MODULE_GET_BTCHAR(m);
 506
 507         if (fmt == MODULE_FORMAT_LCD) {
 508             /* Be sure we use the same brick type character as displayed
 509              * on the brick's LCD
 510              */
 511             switch (brickchar)
 512             {
 513             case L1_BRICKTYPE_PX:
 514                 brickchar = L1_BRICKTYPE_P;
 515                 break;
 516
 517             case L1_BRICKTYPE_IX:
 518                 brickchar = L1_BRICKTYPE_I;
 519                 break;
 520             }
 521         }
 522
 523         position = MODULE_GET_BPOS(m);
 524
 525         if ((fmt == MODULE_FORMAT_BRIEF) || (fmt == MODULE_FORMAT_LCD)) {
 526             /* Brief module number format, eg. 002c15 */
 527
 528             /* Decompress the rack number */
 529             *buffer++ = '0' + RACK_GET_CLASS(rack);
 530             *buffer++ = '0' + RACK_GET_GROUP(rack);
 531             *buffer++ = '0' + RACK_GET_NUM(rack);
 532
 533             /* Add the brick type */
 534             *buffer++ = brickchar;
 535         }
 536         else if (fmt == MODULE_FORMAT_LONG) {
 537             /* Fuller hwgraph format, eg. rack/002/bay/15 */
 538
 539             strcpy(buffer, EDGE_LBL_RACK "/");  buffer += strlen(buffer);
 540
 541             *buffer++ = '0' + RACK_GET_CLASS(rack);
 542             *buffer++ = '0' + RACK_GET_GROUP(rack);
 543             *buffer++ = '0' + RACK_GET_NUM(rack);
 544
 545             strcpy(buffer, "/" EDGE_LBL_RPOS "/");  buffer += strlen(buffer);
 546         }
 547
 548         /* Add the bay position, using at least two digits */
 549         if (position < 10)
 550             *buffer++ = '0';
 551         sprintf(buffer, "%d", position);
 552
 553 }
 554
 555 int
 556 cbrick_type_get_nasid(nasid_t nasid)
 557 {
 558         moduleid_t module;
 559         int t;
 560
 561         module = iomoduleid_get(nasid);
 562         if (module < 0 ) {
 563                 return MODULE_CBRICK;
 564         }
 565         t = MODULE_GET_BTYPE(module);
 566         if ((char)t == 'o') {
 567                 return MODULE_OPUSBRICK;
 568         } else {
 569                 return MODULE_CBRICK;
 570         }
 571         return -1;
 572 }