The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ieee1394/fwcrom.c

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    1 /*      $NetBSD: fwcrom.c,v 1.3 2006/05/10 06:24:03 skrll Exp $ */
    2 /*-
    3  * Copyright (c) 2002-2003
    4  *      Hidetoshi Shimokawa. All rights reserved.
    5  * 
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. All advertising materials mentioning features or use of this software
   15  *    must display the following acknowledgement:
   16  *
   17  *      This product includes software developed by Hidetoshi Shimokawa.
   18  *
   19  * 4. Neither the name of the author nor the names of its contributors
   20  *    may be used to endorse or promote products derived from this software
   21  *    without specific prior written permission.
   22  * 
   23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   33  * SUCH DAMAGE.
   34  */
   35 
   36 #ifdef __FreeBSD__
   37 #include <sys/cdefs.h>
   38 __FBSDID("$FreeBSD: src/sys/dev/firewire/fwcrom.c,v 1.12 2004/08/29 13:45:55 simokawa Exp $");
   39 #endif
   40 
   41 #if defined(__FreeBSD__)
   42 #include <sys/param.h>
   43 #if defined(_KERNEL) || defined(TEST)
   44 #include <sys/queue.h>
   45 #endif
   46 #ifdef _KERNEL
   47 #include <sys/systm.h>
   48 #include <sys/kernel.h>
   49 #else
   50 #include <netinet/in.h>
   51 #include <fcntl.h>
   52 #include <stdio.h>
   53 #include <err.h>
   54 #include <stdlib.h>
   55 #include <string.h>
   56 #endif
   57 
   58 #ifdef __DragonFly__
   59 #include "fw_port.h"
   60 #include "firewire.h"
   61 #include "iec13213.h"
   62 #else
   63 #include <dev/firewire/fw_port.h>
   64 #include <dev/firewire/firewire.h>
   65 #include <dev/firewire/iec13213.h>
   66 #endif
   67 #elif defined(__NetBSD__)
   68 #include <sys/param.h>
   69 #ifdef _KERNEL
   70 #include <sys/device.h>
   71 #include <sys/errno.h>
   72 #include <sys/systm.h>
   73 #else
   74 #include <stdio.h>
   75 #include <string.h>
   76 #endif
   77 #include <dev/ieee1394/fw_port.h>
   78 #include <dev/ieee1394/firewire.h>
   79 #include <dev/ieee1394/iec13213.h>
   80 #endif
   81 
   82 #define MAX_ROM (1024 - sizeof(uint32_t) * 5)
   83 #define CROM_END(cc) ((vm_offset_t)(cc)->stack[0].dir + MAX_ROM - 1)
   84 
   85 void
   86 crom_init_context(struct crom_context *cc, uint32_t *p)
   87 {
   88         struct csrhdr *hdr;
   89 
   90         hdr = (struct csrhdr *)p;
   91         if (hdr->info_len <= 1) {
   92                 /* minimum or invalid ROM */
   93                 cc->depth = -1;
   94                 return;
   95         }
   96         p += 1 + hdr->info_len;
   97 
   98         /* check size of root directory */
   99         if (((struct csrdirectory *)p)->crc_len == 0) {
  100                 cc->depth = -1;
  101                 return;
  102         }
  103         cc->depth = 0;
  104         cc->stack[0].dir = (struct csrdirectory *)p;
  105         cc->stack[0].index = 0;
  106 }
  107 
  108 struct csrreg *
  109 crom_get(struct crom_context *cc)
  110 {
  111         struct crom_ptr *ptr;
  112 
  113         ptr = &cc->stack[cc->depth];
  114         return (&ptr->dir->entry[ptr->index]);
  115 }
  116 
  117 void
  118 crom_next(struct crom_context *cc)
  119 {
  120         struct crom_ptr *ptr;
  121         struct csrreg *reg;
  122 
  123         if (cc->depth < 0)
  124                 return;
  125         reg = crom_get(cc);
  126         if ((reg->key & CSRTYPE_MASK) == CSRTYPE_D) {
  127                 if (cc->depth >= CROM_MAX_DEPTH) {
  128                         printf("crom_next: too deep\n");
  129                         goto again;
  130                 }
  131                 cc->depth ++;
  132 
  133                 ptr = &cc->stack[cc->depth];
  134                 ptr->dir = (struct csrdirectory *) (reg + reg->val);
  135                 ptr->index = 0;
  136                 goto check;
  137         }
  138 again:
  139         ptr = &cc->stack[cc->depth];
  140         ptr->index ++;
  141 check:
  142         if (ptr->index < ptr->dir->crc_len &&
  143                         (vm_offset_t)crom_get(cc) <= CROM_END(cc))
  144                 return;
  145 
  146         if (ptr->index < ptr->dir->crc_len)
  147                 printf("crom_next: bound check failed\n");
  148 
  149         if (cc->depth > 0) {
  150                 cc->depth--;
  151                 goto again;
  152         }
  153         /* no more data */
  154         cc->depth = -1;
  155 }
  156 
  157 
  158 struct csrreg *
  159 crom_search_key(struct crom_context *cc, uint8_t key)
  160 {
  161         struct csrreg *reg;
  162 
  163         while(cc->depth >= 0) {
  164                 reg = crom_get(cc);
  165                 if (reg->key == key)
  166                         return reg;
  167                 crom_next(cc);
  168         }
  169         return NULL;
  170 }
  171 
  172 int
  173 crom_has_specver(uint32_t *p, uint32_t spec, uint32_t ver)
  174 {
  175         struct csrreg *reg;
  176         struct crom_context c, *cc;
  177         int state = 0;
  178 
  179         cc = &c;
  180         crom_init_context(cc, p);
  181         while(cc->depth >= 0) {
  182                 reg = crom_get(cc);
  183                 if (state == 0) {
  184                         if (reg->key == CSRKEY_SPEC && reg->val == spec)
  185                                 state = 1;
  186                         else
  187                                 state = 0;
  188                 } else {
  189                         if (reg->key == CSRKEY_VER && reg->val == ver)
  190                                 return 1;
  191                         else
  192                                 state = 0;
  193                 }
  194                 crom_next(cc);
  195         }
  196         return 0;
  197 }
  198 
  199 void
  200 crom_parse_text(struct crom_context *cc, char *buf, int len)
  201 {
  202         struct csrreg *reg;
  203         struct csrtext *textleaf;
  204         uint32_t *bp;
  205         int i, qlen;
  206         static char *nullstr = (char *)&"(null)";
  207 
  208         if (cc->depth < 0)
  209                 return;
  210 
  211         reg = crom_get(cc);
  212         if (reg->key != CROM_TEXTLEAF ||
  213                         (vm_offset_t)(reg + reg->val) > CROM_END(cc)) {
  214                 strncpy(buf, nullstr, len);
  215                 return;
  216         }
  217         textleaf = (struct csrtext *)(reg + reg->val);
  218 
  219         if ((vm_offset_t)textleaf + textleaf->crc_len > CROM_END(cc)) {
  220                 strncpy(buf, nullstr, len);
  221                 return;
  222         }
  223 
  224         /* XXX should check spec and type */
  225 
  226         bp = (uint32_t *)&buf[0];
  227         qlen = textleaf->crc_len - 2;
  228         if (len < qlen * 4)
  229                 qlen = len/4;
  230         for (i = 0; i < qlen; i ++)
  231                 *bp++ = ntohl(textleaf->text[i]);
  232         /* make sure to terminate the string */
  233         if (len <= qlen * 4)
  234                 buf[len - 1] = 0;
  235         else
  236                 buf[qlen * 4] = 0;
  237 }
  238 
  239 uint16_t
  240 crom_crc(uint32_t *ptr, int len)
  241 {
  242         int i, shift;
  243         uint32_t data, sum, crc = 0;
  244 
  245         for (i = 0; i < len; i++) {
  246                 data = ptr[i];
  247                 for (shift = 28; shift >= 0; shift -= 4) {
  248                         sum = ((crc >> 12) ^ (data >> shift)) & 0xf;
  249                         crc = (crc << 4) ^ (sum << 12) ^ (sum << 5) ^ sum;
  250                 }
  251                 crc &= 0xffff;
  252         }
  253         return((uint16_t) crc);
  254 }
  255 
  256 #ifndef _KERNEL
  257 static void
  258 crom_desc_specver(uint32_t spec, uint32_t ver, char *buf, int len)
  259 {
  260         char *s = NULL;
  261 
  262         if (spec == CSRVAL_ANSIT10 || spec == 0) {
  263                 switch (ver) {
  264                 case CSRVAL_T10SBP2:
  265                         s = "SBP-2";
  266                         break;
  267                 default:
  268                         if (spec != 0)
  269                                 s = "unknown ANSIT10";
  270                 }
  271         }
  272         if (spec == CSRVAL_1394TA || spec == 0) {
  273                 switch (ver) {
  274                 case CSR_PROTAVC:
  275                         s = "AV/C";
  276                         break;
  277                 case CSR_PROTCAL:
  278                         s = "CAL";
  279                         break;
  280                 case CSR_PROTEHS:
  281                         s = "EHS";
  282                         break;
  283                 case CSR_PROTHAVI:
  284                         s = "HAVi";
  285                         break;
  286                 case CSR_PROTCAM104:
  287                         s = "1394 Cam 1.04";
  288                         break;
  289                 case CSR_PROTCAM120:
  290                         s = "1394 Cam 1.20";
  291                         break;
  292                 case CSR_PROTCAM130:
  293                         s = "1394 Cam 1.30";
  294                         break;
  295                 case CSR_PROTDPP:
  296                         s = "1394 Direct print";
  297                         break;
  298                 case CSR_PROTIICP:
  299                         s = "Industrial & Instrument";
  300                         break;
  301                 default:
  302                         if (spec != 0)
  303                                 s = "unknown 1394TA";
  304                 }
  305         }
  306         if (s != NULL)
  307                 snprintf(buf, len, "%s", s);
  308 }
  309 
  310 char *
  311 crom_desc(struct crom_context *cc, char *buf, int len)
  312 {
  313         struct csrreg *reg;
  314         struct csrdirectory *dir;
  315         char *desc;
  316         uint16_t crc;
  317 
  318         reg = crom_get(cc);
  319         switch (reg->key & CSRTYPE_MASK) {
  320         case CSRTYPE_I:
  321 #if 0
  322                 len -= snprintf(buf, len, "%d", reg->val);
  323                 buf += strlen(buf);
  324 #else
  325                 *buf = '\0';
  326 #endif
  327                 break;
  328         case CSRTYPE_C:
  329                 len -= snprintf(buf, len, "offset=0x%04x(%d)",
  330                                                 reg->val, reg->val);
  331                 buf += strlen(buf);
  332                 break;
  333         case CSRTYPE_L:
  334                 /* XXX fall through */
  335         case CSRTYPE_D:
  336                 dir = (struct csrdirectory *) (reg + reg->val);
  337                 crc = crom_crc((uint32_t *)&dir->entry[0], dir->crc_len);
  338                 len -= snprintf(buf, len, "len=%d crc=0x%04x(%s) ",
  339                         dir->crc_len, dir->crc,
  340                         (crc == dir->crc) ? "OK" : "NG");
  341                 buf += strlen(buf);
  342         }
  343         switch (reg->key) {
  344         case 0x03:
  345                 desc = "module_vendor_ID";
  346                 break;
  347         case 0x04:
  348                 desc = "hardware_version";
  349                 break;
  350         case 0x0c:
  351                 desc = "node_capabilities";
  352                 break;
  353         case 0x12:
  354                 desc = "unit_spec_ID";
  355                 break;
  356         case 0x13:
  357                 desc = "unit_sw_version";
  358                 crom_desc_specver(0, reg->val, buf, len);
  359                 break;
  360         case 0x14:
  361                 desc = "logical_unit_number";
  362                 break;
  363         case 0x17:
  364                 desc = "model_ID";
  365                 break;
  366         case 0x38:
  367                 desc = "command_set_spec_ID";
  368                 break;
  369         case 0x39:
  370                 desc = "command_set";
  371                 break;
  372         case 0x3a:
  373                 desc = "unit_characteristics";
  374                 break;
  375         case 0x3b:
  376                 desc = "command_set_revision";
  377                 break;
  378         case 0x3c:
  379                 desc = "firmware_revision";
  380                 break;
  381         case 0x3d:
  382                 desc = "reconnect_timeout";
  383                 break;
  384         case 0x54:
  385                 desc = "management_agent";
  386                 break;
  387         case 0x81:
  388                 desc = "text_leaf";
  389                 crom_parse_text(cc, buf + strlen(buf), len);
  390                 break;
  391         case 0xd1:
  392                 desc = "unit_directory";
  393                 break;
  394         case 0xd4:
  395                 desc = "logical_unit_directory";
  396                 break;
  397         default:
  398                 desc = "unknown";
  399         }
  400         return desc;
  401 }
  402 #endif
  403 
  404 #if defined(_KERNEL) || defined(TEST)
  405 
  406 int
  407 crom_add_quad(struct crom_chunk *chunk, uint32_t entry)
  408 {
  409         int index;
  410 
  411         index = chunk->data.crc_len;
  412         if (index >= CROM_MAX_CHUNK_LEN - 1) {
  413                 printf("too large chunk %d\n", index);
  414                 return(-1);
  415         }
  416         chunk->data.buf[index] = entry;
  417         chunk->data.crc_len++;
  418         return(index);
  419 }
  420 
  421 int
  422 crom_add_entry(struct crom_chunk *chunk, int key, int val)
  423 {
  424         union {
  425                 struct csrreg reg;
  426                 uint32_t i;
  427         } u;
  428         
  429         u.reg.key = key;
  430         u.reg.val = val;
  431 
  432         return(crom_add_quad(chunk, u.i));
  433 }
  434 
  435 int
  436 crom_add_chunk(struct crom_src *src, struct crom_chunk *parent,
  437                                 struct crom_chunk *child, int key)
  438 {
  439         int index;
  440 
  441         if (parent == NULL) {
  442                 STAILQ_INSERT_TAIL(&src->chunk_list, child, link);
  443                 return(0);
  444         }
  445 
  446         index = crom_add_entry(parent, key, 0);
  447         if (index < 0) {
  448                 return(-1);
  449         }
  450         child->ref_chunk = parent;
  451         child->ref_index = index;
  452         STAILQ_INSERT_TAIL(&src->chunk_list, child, link);
  453         return(index);
  454 }
  455 
  456 #if defined(__FreeBSD__)
  457 #define MAX_TEXT ((CROM_MAX_CHUNK_LEN + 1) * 4 - sizeof(struct csrtext))
  458 #elif defined(__NetBSD__)
  459 #define MAX_TEXT (int)((CROM_MAX_CHUNK_LEN + 1) * 4 - sizeof(struct csrtext))
  460 #endif
  461 int
  462 crom_add_simple_text(struct crom_src *src, struct crom_chunk *parent,
  463                                 struct crom_chunk *chunk, const char *buf)
  464 {
  465         struct csrtext *tl;
  466         uint32_t *p;
  467         int len, i;
  468         char t[MAX_TEXT];
  469 
  470         len = strlen(buf);
  471         if (len > MAX_TEXT) {
  472 #if defined(__DragonFly__) || __FreeBSD_version < 500000 || defined(__NetBSD__)
  473                 printf("text(%d) trancated to %d.\n", len, MAX_TEXT);
  474 #else
  475                 printf("text(%d) trancated to %td.\n", len, MAX_TEXT);
  476 #endif
  477                 len = MAX_TEXT;
  478         }
  479 
  480         tl = (struct csrtext *) &chunk->data;
  481         tl->crc_len = howmany(sizeof(struct csrtext) + len, sizeof(uint32_t));
  482         tl->spec_id = 0;
  483         tl->spec_type = 0;
  484         tl->lang_id = 0;
  485         bzero(&t[0], roundup2(len, sizeof(uint32_t)));
  486         bcopy(buf, &t[0], len);
  487         p = (uint32_t *)&t[0];
  488         for (i = 0; i < howmany(len, sizeof(uint32_t)); i ++)
  489                 tl->text[i] = ntohl(*p++);
  490         return (crom_add_chunk(src, parent, chunk, CROM_TEXTLEAF));
  491 }
  492 
  493 static int
  494 crom_copy(uint32_t *src, uint32_t *dst, int *offset, int len, int maxlen)
  495 {
  496         if (*offset + len > maxlen) {
  497                 printf("Config. ROM is too large for the buffer\n");
  498                 return(-1);
  499         }
  500         bcopy(src, (char *)(dst + *offset), len * sizeof(uint32_t));
  501         *offset += len;
  502         return(0);
  503 }
  504 
  505 int
  506 crom_load(struct crom_src *src, uint32_t *buf, int maxlen)
  507 {
  508         struct crom_chunk *chunk, *parent;
  509         struct csrhdr *hdr;
  510 #ifdef _KERNEL
  511         uint32_t *ptr;
  512         int i;
  513 #endif
  514         int count, offset;
  515         int len;
  516 
  517         offset = 0;
  518         /* Determine offset */
  519         STAILQ_FOREACH(chunk, &src->chunk_list, link) {
  520                 chunk->offset = offset;
  521                 /* Assume the offset of the parent is already known */
  522                 parent = chunk->ref_chunk;
  523                 if (parent != NULL) {
  524                         struct csrreg *reg;
  525                         reg = (struct csrreg *)
  526                                 &parent->data.buf[chunk->ref_index];
  527                         reg->val = offset -
  528                                 (parent->offset + 1 + chunk->ref_index);
  529                 }
  530                 offset += 1 + chunk->data.crc_len;
  531         }
  532 
  533         /* Calculate CRC and dump to the buffer */
  534         len = 1 + src->hdr.info_len;
  535         count = 0;
  536         if (crom_copy((uint32_t *)&src->hdr, buf, &count, len, maxlen) < 0)
  537                 return(-1);
  538         STAILQ_FOREACH(chunk, &src->chunk_list, link) {
  539                 chunk->data.crc =
  540                         crom_crc(&chunk->data.buf[0], chunk->data.crc_len);
  541 
  542                 len = 1 + chunk->data.crc_len;
  543                 if (crom_copy((uint32_t *)&chunk->data, buf,
  544                                         &count, len, maxlen) < 0)
  545                         return(-1);
  546         }
  547         hdr = (struct csrhdr *)buf;
  548         hdr->crc_len = count - 1;
  549         hdr->crc = crom_crc(&buf[1], hdr->crc_len);
  550 
  551 #ifdef _KERNEL
  552         /* byte swap */
  553         ptr = buf;
  554         for (i = 0; i < count; i ++) {
  555                 *ptr = htonl(*ptr);
  556                 ptr++;
  557         }
  558 #endif
  559 
  560         return(count);
  561 }
  562 #endif
  563 
  564 #ifdef TEST
  565 int
  566 main () {
  567         struct crom_src src;
  568         struct crom_chunk root,unit1,unit2,unit3;
  569         struct crom_chunk text1,text2,text3,text4,text5,text6,text7;
  570         uint32_t buf[256], *p;
  571         int i;
  572 
  573         bzero(&src, sizeof(src));
  574         bzero(&root, sizeof(root));
  575         bzero(&unit1, sizeof(unit1));
  576         bzero(&unit2, sizeof(unit2));
  577         bzero(&unit3, sizeof(unit3));
  578         bzero(&text1, sizeof(text1));
  579         bzero(&text2, sizeof(text2));
  580         bzero(&text3, sizeof(text3));
  581         bzero(&text3, sizeof(text4));
  582         bzero(&text3, sizeof(text5));
  583         bzero(&text3, sizeof(text6));
  584         bzero(&text3, sizeof(text7));
  585         bzero(buf, sizeof(buf));
  586 
  587         /* BUS info sample */
  588         src.hdr.info_len = 4;
  589         src.businfo.bus_name = CSR_BUS_NAME_IEEE1394;
  590         src.businfo.eui64.hi = 0x11223344;
  591         src.businfo.eui64.lo = 0x55667788;
  592         src.businfo.link_spd = FWSPD_S400;
  593         src.businfo.generation = 0;
  594         src.businfo.max_rom = MAXROM_4;
  595         src.businfo.max_rec = 10;
  596         src.businfo.cyc_clk_acc = 100;
  597         src.businfo.pmc = 0;
  598         src.businfo.bmc = 1;
  599         src.businfo.isc = 1;
  600         src.businfo.cmc = 1;
  601         src.businfo.irmc = 1;
  602         STAILQ_INIT(&src.chunk_list);
  603 
  604         /* Root directory */
  605         crom_add_chunk(&src, NULL, &root, 0);
  606         crom_add_entry(&root, CSRKEY_NCAP, 0x123456);
  607         /* private company_id */
  608         crom_add_entry(&root, CSRKEY_VENDOR, 0xacde48);
  609 
  610         crom_add_simple_text(&src, &root, &text1, OS_STR);
  611         crom_add_entry(&root, CSRKEY_HW, OS_VER);
  612         crom_add_simple_text(&src, &root, &text2, OS_VER_STR);
  613 
  614         /* SBP unit directory */
  615         crom_add_chunk(&src, &root, &unit1, CROM_UDIR);
  616         crom_add_entry(&unit1, CSRKEY_SPEC, CSRVAL_ANSIT10);
  617         crom_add_entry(&unit1, CSRKEY_VER, CSRVAL_T10SBP2);
  618         crom_add_entry(&unit1, CSRKEY_COM_SPEC, CSRVAL_ANSIT10);
  619         crom_add_entry(&unit1, CSRKEY_COM_SET, CSRVAL_SCSI);
  620         /* management_agent */
  621         crom_add_entry(&unit1, CROM_MGM, 0x1000);
  622         crom_add_entry(&unit1, CSRKEY_UNIT_CH, (10<<8) | 8);
  623         /* Device type and LUN */
  624         crom_add_entry(&unit1, CROM_LUN, 0);
  625         crom_add_entry(&unit1, CSRKEY_MODEL, 1);
  626         crom_add_simple_text(&src, &unit1, &text3, "scsi_target");
  627 
  628         /* RFC2734 IPv4 over IEEE1394 */
  629         crom_add_chunk(&src, &root, &unit2, CROM_UDIR);
  630         crom_add_entry(&unit2, CSRKEY_SPEC, CSRVAL_IETF);
  631         crom_add_simple_text(&src, &unit2, &text4, "IANA");
  632         crom_add_entry(&unit2, CSRKEY_VER, 1);
  633         crom_add_simple_text(&src, &unit2, &text5, "IPv4");
  634 
  635         /* RFC3146 IPv6 over IEEE1394 */
  636         crom_add_chunk(&src, &root, &unit3, CROM_UDIR);
  637         crom_add_entry(&unit3, CSRKEY_SPEC, CSRVAL_IETF);
  638         crom_add_simple_text(&src, &unit3, &text6, "IANA");
  639         crom_add_entry(&unit3, CSRKEY_VER, 2);
  640         crom_add_simple_text(&src, &unit3, &text7, "IPv6");
  641 
  642         crom_load(&src, buf, 256);
  643         p = buf;
  644 #define DUMP_FORMAT     "%08x %08x %08x %08x %08x %08x %08x %08x\n"
  645         for (i = 0; i < 256/8; i ++) {
  646                 printf(DUMP_FORMAT,
  647                         p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
  648                 p += 8;
  649         }
  650         return(0);
  651 }
  652 #endif

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