2 * The PCI Utilities -- List All PCI Devices
4 * Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
6 * Can be freely distributed and used under the terms of the GNU GPL.
15 #define PCIUTILS_LSPCI
20 static int verbose; /* Show detailed information */
21 static int opt_buscentric; /* Show bus addresses/IRQ's instead of CPU-visible ones */
22 static int opt_hex; /* Show contents of config space as hexadecimal numbers */
23 static struct pci_filter filter; /* Device filter */
24 static int opt_tree; /* Show bus tree */
25 static int opt_machine; /* Generate machine-readable output */
26 static int opt_map_mode; /* Bus mapping mode enabled */
27 static int opt_domains; /* Show domain numbers (0=disabled, 1=auto-detected, 2=requested) */
28 static int opt_kernel; /* Show kernel drivers */
29 static int opt_query_dns; /* Query the DNS (0=disabled, 1=enabled, 2=refresh cache) */
30 static int opt_query_all; /* Query the DNS for all entries */
31 static char *opt_pcimap; /* Override path to Linux modules.pcimap */
33 const char program_name[] = "lspci";
35 static char options[] = "nvbxs:d:ti:mgp:qkMDQ" GENERIC_OPTIONS ;
37 static char help_msg[] =
38 "Usage: lspci [<switches>]\n"
40 "Basic display modes:\n"
41 "-mm\t\tProduce machine-readable output (single -m for an obsolete format)\n"
42 "-t\t\tShow bus tree\n"
45 "-v\t\tBe verbose (-vv for very verbose)\n"
47 "-k\t\tShow kernel drivers handling each device\n"
49 "-x\t\tShow hex-dump of the standard part of the config space\n"
50 "-xxx\t\tShow hex-dump of the whole config space (dangerous; root only)\n"
51 "-xxxx\t\tShow hex-dump of the 4096-byte extended config space (root only)\n"
52 "-b\t\tBus-centric view (addresses and IRQ's as seen by the bus)\n"
53 "-D\t\tAlways show domain numbers\n"
55 "Resolving of device ID's to names:\n"
56 "-n\t\tShow numeric ID's\n"
57 "-nn\t\tShow both textual and numeric ID's (names & numbers)\n"
59 "-q\t\tQuery the PCI ID database for unknown ID's via DNS\n"
60 "-qq\t\tAs above, but re-query locally cached entries\n"
61 "-Q\t\tQuery the PCI ID database for all ID's via DNS\n"
64 "Selection of devices:\n"
65 "-s [[[[<domain>]:]<bus>]:][<slot>][.[<func>]]\tShow only devices in selected slots\n"
66 "-d [<vendor>]:[<device>]\t\t\tShow only devices with specified ID's\n"
69 "-i <file>\tUse specified ID database instead of %s\n"
71 "-p <file>\tLook up kernel modules in a given file instead of default modules.pcimap\n"
73 "-M\t\tEnable `bus mapping' mode (dangerous; root only)\n"
75 "PCI access options:\n"
79 /*** Communication with libpci ***/
81 static struct pci_access *pacc;
84 * If we aren't being compiled by GCC, use xmalloc() instead of alloca().
85 * This increases our memory footprint, but only slightly since we don't
88 #if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (__DragonFly__)
89 /* alloca() is defined in stdlib.h */
90 #elif defined(__GNUC__) && !defined(PCI_OS_WINDOWS)
94 #define alloca xmalloc
97 /*** Our view of the PCI bus ***/
102 unsigned int config_cached, config_bufsize;
103 byte *config; /* Cached configuration space data */
104 byte *present; /* Maps which configuration bytes are present */
107 static struct device *first_dev;
108 static int seen_errors;
111 config_fetch(struct device *d, unsigned int pos, unsigned int len)
113 unsigned int end = pos+len;
116 while (pos < d->config_bufsize && len && d->present[pos])
118 while (pos+len <= d->config_bufsize && len && d->present[pos+len-1])
123 if (end > d->config_bufsize)
125 int orig_size = d->config_bufsize;
126 while (end > d->config_bufsize)
127 d->config_bufsize *= 2;
128 d->config = xrealloc(d->config, d->config_bufsize);
129 d->present = xrealloc(d->present, d->config_bufsize);
130 memset(d->present + orig_size, 0, d->config_bufsize - orig_size);
132 result = pci_read_block(d->dev, pos, d->config + pos, len);
134 memset(d->present + pos, 1, len);
138 static struct device *
139 scan_device(struct pci_dev *p)
143 if (p->domain && !opt_domains)
145 if (!pci_filter_match(&filter, p))
147 d = xmalloc(sizeof(struct device));
148 memset(d, 0, sizeof(*d));
150 d->config_cached = d->config_bufsize = 64;
151 d->config = xmalloc(64);
152 d->present = xmalloc(64);
153 memset(d->present, 1, 64);
154 if (!pci_read_block(p, 0, d->config, 64))
156 fprintf(stderr, "lspci: Unable to read the standard configuration space header of device %04x:%02x:%02x.%d\n",
157 p->domain, p->bus, p->dev, p->func);
161 if ((d->config[PCI_HEADER_TYPE] & 0x7f) == PCI_HEADER_TYPE_CARDBUS)
163 /* For cardbus bridges, we need to fetch 64 bytes more to get the
164 * full standard header... */
165 if (config_fetch(d, 64, 64))
166 d->config_cached += 64;
168 pci_setup_cache(p, d->config, d->config_cached);
169 pci_fill_info(p, PCI_FILL_IDENT | PCI_FILL_CLASS | PCI_FILL_IRQ | PCI_FILL_BASES | PCI_FILL_ROM_BASE | PCI_FILL_SIZES);
180 for(p=pacc->devices; p; p=p->next)
181 if (d = scan_device(p))
188 /*** Config space accesses ***/
191 check_conf_range(struct device *d, unsigned int pos, unsigned int len)
194 if (!d->present[pos])
195 die("Internal bug: Accessing non-read configuration byte at position %x", pos);
201 get_conf_byte(struct device *d, unsigned int pos)
203 check_conf_range(d, pos, 1);
204 return d->config[pos];
208 get_conf_word(struct device *d, unsigned int pos)
210 check_conf_range(d, pos, 2);
211 return d->config[pos] | (d->config[pos+1] << 8);
215 get_conf_long(struct device *d, unsigned int pos)
217 check_conf_range(d, pos, 4);
218 return d->config[pos] |
219 (d->config[pos+1] << 8) |
220 (d->config[pos+2] << 16) |
221 (d->config[pos+3] << 24);
227 compare_them(const void *A, const void *B)
229 const struct pci_dev *a = (*(const struct device **)A)->dev;
230 const struct pci_dev *b = (*(const struct device **)B)->dev;
232 if (a->domain < b->domain)
234 if (a->domain > b->domain)
244 if (a->func < b->func)
246 if (a->func > b->func)
254 struct device **index, **h, **last_dev;
259 for(d=first_dev; d; d=d->next)
261 h = index = alloca(sizeof(struct device *) * cnt);
262 for(d=first_dev; d; d=d->next)
264 qsort(index, cnt, sizeof(struct device *), compare_them);
265 last_dev = &first_dev;
270 last_dev = &(*h)->next;
276 /*** Normal output ***/
278 #define FLAG(x,y) ((x & y) ? '+' : '-')
281 show_slot_name(struct device *d)
283 struct pci_dev *p = d->dev;
285 if (!opt_machine ? opt_domains : (p->domain || opt_domains >= 2))
286 printf("%04x:", p->domain);
287 printf("%02x:%02x.%d", p->bus, p->dev, p->func);
291 show_terse(struct device *d)
294 struct pci_dev *p = d->dev;
295 char classbuf[128], devbuf[128];
299 pci_lookup_name(pacc, classbuf, sizeof(classbuf),
302 pci_lookup_name(pacc, devbuf, sizeof(devbuf),
303 PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
304 p->vendor_id, p->device_id));
305 if (c = get_conf_byte(d, PCI_REVISION_ID))
306 printf(" (rev %02x)", c);
310 c = get_conf_byte(d, PCI_CLASS_PROG);
311 x = pci_lookup_name(pacc, devbuf, sizeof(devbuf),
312 PCI_LOOKUP_PROGIF | PCI_LOOKUP_NO_NUMBERS,
316 printf(" (prog-if %02x", c);
326 get_subid(struct device *d, word *subvp, word *subdp)
328 byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f;
330 if (htype == PCI_HEADER_TYPE_NORMAL)
332 *subvp = get_conf_word(d, PCI_SUBSYSTEM_VENDOR_ID);
333 *subdp = get_conf_word(d, PCI_SUBSYSTEM_ID);
335 else if (htype == PCI_HEADER_TYPE_CARDBUS && d->config_cached >= 128)
337 *subvp = get_conf_word(d, PCI_CB_SUBSYSTEM_VENDOR_ID);
338 *subdp = get_conf_word(d, PCI_CB_SUBSYSTEM_ID);
341 *subvp = *subdp = 0xffff;
344 /*** Capabilities ***/
347 cap_pm(struct device *d, int where, int cap)
350 static int pm_aux_current[8] = { 0, 55, 100, 160, 220, 270, 320, 375 };
352 printf("Power Management version %d\n", cap & PCI_PM_CAP_VER_MASK);
355 printf("\t\tFlags: PMEClk%c DSI%c D1%c D2%c AuxCurrent=%dmA PME(D0%c,D1%c,D2%c,D3hot%c,D3cold%c)\n",
356 FLAG(cap, PCI_PM_CAP_PME_CLOCK),
357 FLAG(cap, PCI_PM_CAP_DSI),
358 FLAG(cap, PCI_PM_CAP_D1),
359 FLAG(cap, PCI_PM_CAP_D2),
360 pm_aux_current[(cap >> 6) & 7],
361 FLAG(cap, PCI_PM_CAP_PME_D0),
362 FLAG(cap, PCI_PM_CAP_PME_D1),
363 FLAG(cap, PCI_PM_CAP_PME_D2),
364 FLAG(cap, PCI_PM_CAP_PME_D3_HOT),
365 FLAG(cap, PCI_PM_CAP_PME_D3_COLD));
366 if (!config_fetch(d, where + PCI_PM_CTRL, PCI_PM_SIZEOF - PCI_PM_CTRL))
368 t = get_conf_word(d, where + PCI_PM_CTRL);
369 printf("\t\tStatus: D%d PME-Enable%c DSel=%d DScale=%d PME%c\n",
370 t & PCI_PM_CTRL_STATE_MASK,
371 FLAG(t, PCI_PM_CTRL_PME_ENABLE),
372 (t & PCI_PM_CTRL_DATA_SEL_MASK) >> 9,
373 (t & PCI_PM_CTRL_DATA_SCALE_MASK) >> 13,
374 FLAG(t, PCI_PM_CTRL_PME_STATUS));
375 b = get_conf_byte(d, where + PCI_PM_PPB_EXTENSIONS);
377 printf("\t\tBridge: PM%c B3%c\n",
378 FLAG(t, PCI_PM_BPCC_ENABLE),
379 FLAG(~t, PCI_PM_PPB_B2_B3));
383 format_agp_rate(int rate, char *buf, int agp3)
393 c += sprintf(c, "x%d", 1 << (i + 2*agp3));
398 strcpy(buf, "<none>");
402 cap_agp(struct device *d, int where, int cap)
409 ver = (cap >> 4) & 0x0f;
411 printf("AGP version %x.%x\n", ver, rev);
414 if (!config_fetch(d, where + PCI_AGP_STATUS, PCI_AGP_SIZEOF - PCI_AGP_STATUS))
416 t = get_conf_long(d, where + PCI_AGP_STATUS);
417 if (ver >= 3 && (t & PCI_AGP_STATUS_AGP3))
419 format_agp_rate(t & 7, rate, agp3);
420 printf("\t\tStatus: RQ=%d Iso%c ArqSz=%d Cal=%d SBA%c ITACoh%c GART64%c HTrans%c 64bit%c FW%c AGP3%c Rate=%s\n",
421 ((t & PCI_AGP_STATUS_RQ_MASK) >> 24U) + 1,
422 FLAG(t, PCI_AGP_STATUS_ISOCH),
423 ((t & PCI_AGP_STATUS_ARQSZ_MASK) >> 13),
424 ((t & PCI_AGP_STATUS_CAL_MASK) >> 10),
425 FLAG(t, PCI_AGP_STATUS_SBA),
426 FLAG(t, PCI_AGP_STATUS_ITA_COH),
427 FLAG(t, PCI_AGP_STATUS_GART64),
428 FLAG(t, PCI_AGP_STATUS_HTRANS),
429 FLAG(t, PCI_AGP_STATUS_64BIT),
430 FLAG(t, PCI_AGP_STATUS_FW),
431 FLAG(t, PCI_AGP_STATUS_AGP3),
433 t = get_conf_long(d, where + PCI_AGP_COMMAND);
434 format_agp_rate(t & 7, rate, agp3);
435 printf("\t\tCommand: RQ=%d ArqSz=%d Cal=%d SBA%c AGP%c GART64%c 64bit%c FW%c Rate=%s\n",
436 ((t & PCI_AGP_COMMAND_RQ_MASK) >> 24U) + 1,
437 ((t & PCI_AGP_COMMAND_ARQSZ_MASK) >> 13),
438 ((t & PCI_AGP_COMMAND_CAL_MASK) >> 10),
439 FLAG(t, PCI_AGP_COMMAND_SBA),
440 FLAG(t, PCI_AGP_COMMAND_AGP),
441 FLAG(t, PCI_AGP_COMMAND_GART64),
442 FLAG(t, PCI_AGP_COMMAND_64BIT),
443 FLAG(t, PCI_AGP_COMMAND_FW),
448 cap_pcix_nobridge(struct device *d, int where)
452 static const byte max_outstanding[8] = { 1, 2, 3, 4, 8, 12, 16, 32 };
454 printf("PCI-X non-bridge device\n");
459 if (!config_fetch(d, where + PCI_PCIX_STATUS, 4))
462 command = get_conf_word(d, where + PCI_PCIX_COMMAND);
463 status = get_conf_long(d, where + PCI_PCIX_STATUS);
464 printf("\t\tCommand: DPERE%c ERO%c RBC=%d OST=%d\n",
465 FLAG(command, PCI_PCIX_COMMAND_DPERE),
466 FLAG(command, PCI_PCIX_COMMAND_ERO),
467 1 << (9 + ((command & PCI_PCIX_COMMAND_MAX_MEM_READ_BYTE_COUNT) >> 2U)),
468 max_outstanding[(command & PCI_PCIX_COMMAND_MAX_OUTSTANDING_SPLIT_TRANS) >> 4U]);
469 printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c DC=%s DMMRBC=%u DMOST=%u DMCRS=%u RSCEM%c 266MHz%c 533MHz%c\n",
470 ((status >> 8) & 0xff),
471 ((status >> 3) & 0x1f),
472 (status & PCI_PCIX_STATUS_FUNCTION),
473 FLAG(status, PCI_PCIX_STATUS_64BIT),
474 FLAG(status, PCI_PCIX_STATUS_133MHZ),
475 FLAG(status, PCI_PCIX_STATUS_SC_DISCARDED),
476 FLAG(status, PCI_PCIX_STATUS_UNEXPECTED_SC),
477 ((status & PCI_PCIX_STATUS_DEVICE_COMPLEXITY) ? "bridge" : "simple"),
478 1 << (9 + ((status >> 21) & 3U)),
479 max_outstanding[(status >> 23) & 7U],
480 1 << (3 + ((status >> 26) & 7U)),
481 FLAG(status, PCI_PCIX_STATUS_RCVD_SC_ERR_MESS),
482 FLAG(status, PCI_PCIX_STATUS_266MHZ),
483 FLAG(status, PCI_PCIX_STATUS_533MHZ));
487 cap_pcix_bridge(struct device *d, int where)
489 static const char * const sec_clock_freq[8] = { "conv", "66MHz", "100MHz", "133MHz", "?4", "?5", "?6", "?7" };
491 u32 status, upstcr, downstcr;
493 printf("PCI-X bridge device\n");
498 if (!config_fetch(d, where + PCI_PCIX_BRIDGE_STATUS, 12))
501 secstatus = get_conf_word(d, where + PCI_PCIX_BRIDGE_SEC_STATUS);
502 printf("\t\tSecondary Status: 64bit%c 133MHz%c SCD%c USC%c SCO%c SRD%c Freq=%s\n",
503 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_64BIT),
504 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_133MHZ),
505 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_DISCARDED),
506 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_UNEXPECTED_SC),
507 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_OVERRUN),
508 FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SPLIT_REQUEST_DELAYED),
509 sec_clock_freq[(secstatus >> 6) & 7]);
510 status = get_conf_long(d, where + PCI_PCIX_BRIDGE_STATUS);
511 printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c SCO%c SRD%c\n",
512 ((status >> 8) & 0xff),
513 ((status >> 3) & 0x1f),
514 (status & PCI_PCIX_BRIDGE_STATUS_FUNCTION),
515 FLAG(status, PCI_PCIX_BRIDGE_STATUS_64BIT),
516 FLAG(status, PCI_PCIX_BRIDGE_STATUS_133MHZ),
517 FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_DISCARDED),
518 FLAG(status, PCI_PCIX_BRIDGE_STATUS_UNEXPECTED_SC),
519 FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_OVERRUN),
520 FLAG(status, PCI_PCIX_BRIDGE_STATUS_SPLIT_REQUEST_DELAYED));
521 upstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_UPSTREAM_SPLIT_TRANS_CTRL);
522 printf("\t\tUpstream: Capacity=%u CommitmentLimit=%u\n",
523 (upstcr & PCI_PCIX_BRIDGE_STR_CAPACITY),
524 (upstcr >> 16) & 0xffff);
525 downstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_DOWNSTREAM_SPLIT_TRANS_CTRL);
526 printf("\t\tDownstream: Capacity=%u CommitmentLimit=%u\n",
527 (downstcr & PCI_PCIX_BRIDGE_STR_CAPACITY),
528 (downstcr >> 16) & 0xffff);
532 cap_pcix(struct device *d, int where)
534 switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f)
536 case PCI_HEADER_TYPE_NORMAL:
537 cap_pcix_nobridge(d, where);
539 case PCI_HEADER_TYPE_BRIDGE:
540 cap_pcix_bridge(d, where);
546 ht_link_width(unsigned width)
548 static char * const widths[8] = { "8bit", "16bit", "[2]", "32bit", "2bit", "4bit", "[6]", "N/C" };
549 return widths[width];
553 ht_link_freq(unsigned freq)
555 static char * const freqs[16] = { "200MHz", "300MHz", "400MHz", "500MHz", "600MHz", "800MHz", "1.0GHz", "1.2GHz",
556 "1.4GHz", "1.6GHz", "[a]", "[b]", "[c]", "[d]", "[e]", "Vend" };
561 cap_ht_pri(struct device *d, int where, int cmd)
563 u16 lctr0, lcnf0, lctr1, lcnf1, eh;
564 u8 rid, lfrer0, lfcap0, ftr, lfrer1, lfcap1, mbu, mlu, bn;
567 printf("HyperTransport: Slave or Primary Interface\n");
571 if (!config_fetch(d, where + PCI_HT_PRI_LCTR0, PCI_HT_PRI_SIZEOF - PCI_HT_PRI_LCTR0))
573 rid = get_conf_byte(d, where + PCI_HT_PRI_RID);
574 if (rid < 0x23 && rid > 0x11)
575 printf("\t\t!!! Possibly incomplete decoding\n");
578 fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c DUL%c\n";
580 fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c\n";
582 (cmd & PCI_HT_PRI_CMD_BUID),
583 (cmd & PCI_HT_PRI_CMD_UC) >> 5,
584 FLAG(cmd, PCI_HT_PRI_CMD_MH),
585 FLAG(cmd, PCI_HT_PRI_CMD_DD),
586 FLAG(cmd, PCI_HT_PRI_CMD_DUL));
587 lctr0 = get_conf_word(d, where + PCI_HT_PRI_LCTR0);
589 fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
591 fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
593 FLAG(lctr0, PCI_HT_LCTR_CFLE),
594 FLAG(lctr0, PCI_HT_LCTR_CST),
595 FLAG(lctr0, PCI_HT_LCTR_CFE),
596 FLAG(lctr0, PCI_HT_LCTR_LKFAIL),
597 FLAG(lctr0, PCI_HT_LCTR_INIT),
598 FLAG(lctr0, PCI_HT_LCTR_EOC),
599 FLAG(lctr0, PCI_HT_LCTR_TXO),
600 (lctr0 & PCI_HT_LCTR_CRCERR) >> 8,
601 FLAG(lctr0, PCI_HT_LCTR_ISOCEN),
602 FLAG(lctr0, PCI_HT_LCTR_LSEN),
603 FLAG(lctr0, PCI_HT_LCTR_EXTCTL),
604 FLAG(lctr0, PCI_HT_LCTR_64B));
605 lcnf0 = get_conf_word(d, where + PCI_HT_PRI_LCNF0);
607 fmt = "\t\tLink Config 0: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n";
609 fmt = "\t\tLink Config 0: MLWI=%s MLWO=%s LWI=%s LWO=%s\n";
611 ht_link_width(lcnf0 & PCI_HT_LCNF_MLWI),
612 ht_link_width((lcnf0 & PCI_HT_LCNF_MLWO) >> 4),
613 ht_link_width((lcnf0 & PCI_HT_LCNF_LWI) >> 8),
614 ht_link_width((lcnf0 & PCI_HT_LCNF_LWO) >> 12),
615 FLAG(lcnf0, PCI_HT_LCNF_DFI),
616 FLAG(lcnf0, PCI_HT_LCNF_DFO),
617 FLAG(lcnf0, PCI_HT_LCNF_DFIE),
618 FLAG(lcnf0, PCI_HT_LCNF_DFOE));
619 lctr1 = get_conf_word(d, where + PCI_HT_PRI_LCTR1);
621 fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
623 fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
625 FLAG(lctr1, PCI_HT_LCTR_CFLE),
626 FLAG(lctr1, PCI_HT_LCTR_CST),
627 FLAG(lctr1, PCI_HT_LCTR_CFE),
628 FLAG(lctr1, PCI_HT_LCTR_LKFAIL),
629 FLAG(lctr1, PCI_HT_LCTR_INIT),
630 FLAG(lctr1, PCI_HT_LCTR_EOC),
631 FLAG(lctr1, PCI_HT_LCTR_TXO),
632 (lctr1 & PCI_HT_LCTR_CRCERR) >> 8,
633 FLAG(lctr1, PCI_HT_LCTR_ISOCEN),
634 FLAG(lctr1, PCI_HT_LCTR_LSEN),
635 FLAG(lctr1, PCI_HT_LCTR_EXTCTL),
636 FLAG(lctr1, PCI_HT_LCTR_64B));
637 lcnf1 = get_conf_word(d, where + PCI_HT_PRI_LCNF1);
639 fmt = "\t\tLink Config 1: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n";
641 fmt = "\t\tLink Config 1: MLWI=%s MLWO=%s LWI=%s LWO=%s\n";
643 ht_link_width(lcnf1 & PCI_HT_LCNF_MLWI),
644 ht_link_width((lcnf1 & PCI_HT_LCNF_MLWO) >> 4),
645 ht_link_width((lcnf1 & PCI_HT_LCNF_LWI) >> 8),
646 ht_link_width((lcnf1 & PCI_HT_LCNF_LWO) >> 12),
647 FLAG(lcnf1, PCI_HT_LCNF_DFI),
648 FLAG(lcnf1, PCI_HT_LCNF_DFO),
649 FLAG(lcnf1, PCI_HT_LCNF_DFIE),
650 FLAG(lcnf1, PCI_HT_LCNF_DFOE));
651 printf("\t\tRevision ID: %u.%02u\n",
652 (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN));
655 lfrer0 = get_conf_byte(d, where + PCI_HT_PRI_LFRER0);
656 printf("\t\tLink Frequency 0: %s\n", ht_link_freq(lfrer0 & PCI_HT_LFRER_FREQ));
657 printf("\t\tLink Error 0: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
658 FLAG(lfrer0, PCI_HT_LFRER_PROT),
659 FLAG(lfrer0, PCI_HT_LFRER_OV),
660 FLAG(lfrer0, PCI_HT_LFRER_EOC),
661 FLAG(lfrer0, PCI_HT_LFRER_CTLT));
662 lfcap0 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP0);
663 printf("\t\tLink Frequency Capability 0: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
664 FLAG(lfcap0, PCI_HT_LFCAP_200),
665 FLAG(lfcap0, PCI_HT_LFCAP_300),
666 FLAG(lfcap0, PCI_HT_LFCAP_400),
667 FLAG(lfcap0, PCI_HT_LFCAP_500),
668 FLAG(lfcap0, PCI_HT_LFCAP_600),
669 FLAG(lfcap0, PCI_HT_LFCAP_800),
670 FLAG(lfcap0, PCI_HT_LFCAP_1000),
671 FLAG(lfcap0, PCI_HT_LFCAP_1200),
672 FLAG(lfcap0, PCI_HT_LFCAP_1400),
673 FLAG(lfcap0, PCI_HT_LFCAP_1600),
674 FLAG(lfcap0, PCI_HT_LFCAP_VEND));
675 ftr = get_conf_byte(d, where + PCI_HT_PRI_FTR);
676 printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c\n",
677 FLAG(ftr, PCI_HT_FTR_ISOCFC),
678 FLAG(ftr, PCI_HT_FTR_LDTSTOP),
679 FLAG(ftr, PCI_HT_FTR_CRCTM),
680 FLAG(ftr, PCI_HT_FTR_ECTLT),
681 FLAG(ftr, PCI_HT_FTR_64BA),
682 FLAG(ftr, PCI_HT_FTR_UIDRD));
683 lfrer1 = get_conf_byte(d, where + PCI_HT_PRI_LFRER1);
684 printf("\t\tLink Frequency 1: %s\n", ht_link_freq(lfrer1 & PCI_HT_LFRER_FREQ));
685 printf("\t\tLink Error 1: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
686 FLAG(lfrer1, PCI_HT_LFRER_PROT),
687 FLAG(lfrer1, PCI_HT_LFRER_OV),
688 FLAG(lfrer1, PCI_HT_LFRER_EOC),
689 FLAG(lfrer1, PCI_HT_LFRER_CTLT));
690 lfcap1 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP1);
691 printf("\t\tLink Frequency Capability 1: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
692 FLAG(lfcap1, PCI_HT_LFCAP_200),
693 FLAG(lfcap1, PCI_HT_LFCAP_300),
694 FLAG(lfcap1, PCI_HT_LFCAP_400),
695 FLAG(lfcap1, PCI_HT_LFCAP_500),
696 FLAG(lfcap1, PCI_HT_LFCAP_600),
697 FLAG(lfcap1, PCI_HT_LFCAP_800),
698 FLAG(lfcap1, PCI_HT_LFCAP_1000),
699 FLAG(lfcap1, PCI_HT_LFCAP_1200),
700 FLAG(lfcap1, PCI_HT_LFCAP_1400),
701 FLAG(lfcap1, PCI_HT_LFCAP_1600),
702 FLAG(lfcap1, PCI_HT_LFCAP_VEND));
703 eh = get_conf_word(d, where + PCI_HT_PRI_EH);
704 printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n",
705 FLAG(eh, PCI_HT_EH_PFLE),
706 FLAG(eh, PCI_HT_EH_OFLE),
707 FLAG(eh, PCI_HT_EH_PFE),
708 FLAG(eh, PCI_HT_EH_OFE),
709 FLAG(eh, PCI_HT_EH_EOCFE),
710 FLAG(eh, PCI_HT_EH_RFE),
711 FLAG(eh, PCI_HT_EH_CRCFE),
712 FLAG(eh, PCI_HT_EH_SERRFE),
713 FLAG(eh, PCI_HT_EH_CF),
714 FLAG(eh, PCI_HT_EH_RE),
715 FLAG(eh, PCI_HT_EH_PNFE),
716 FLAG(eh, PCI_HT_EH_ONFE),
717 FLAG(eh, PCI_HT_EH_EOCNFE),
718 FLAG(eh, PCI_HT_EH_RNFE),
719 FLAG(eh, PCI_HT_EH_CRCNFE),
720 FLAG(eh, PCI_HT_EH_SERRNFE));
721 mbu = get_conf_byte(d, where + PCI_HT_PRI_MBU);
722 mlu = get_conf_byte(d, where + PCI_HT_PRI_MLU);
723 printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu);
724 bn = get_conf_byte(d, where + PCI_HT_PRI_BN);
725 printf("\t\tBus Number: %02x\n", bn);
729 cap_ht_sec(struct device *d, int where, int cmd)
731 u16 lctr, lcnf, ftr, eh;
732 u8 rid, lfrer, lfcap, mbu, mlu;
735 printf("HyperTransport: Host or Secondary Interface\n");
739 if (!config_fetch(d, where + PCI_HT_SEC_LCTR, PCI_HT_SEC_SIZEOF - PCI_HT_SEC_LCTR))
741 rid = get_conf_byte(d, where + PCI_HT_SEC_RID);
742 if (rid < 0x23 && rid > 0x11)
743 printf("\t\t!!! Possibly incomplete decoding\n");
746 fmt = "\t\tCommand: WarmRst%c DblEnd%c DevNum=%u ChainSide%c HostHide%c Slave%c <EOCErr%c DUL%c\n";
748 fmt = "\t\tCommand: WarmRst%c DblEnd%c\n";
750 FLAG(cmd, PCI_HT_SEC_CMD_WR),
751 FLAG(cmd, PCI_HT_SEC_CMD_DE),
752 (cmd & PCI_HT_SEC_CMD_DN) >> 2,
753 FLAG(cmd, PCI_HT_SEC_CMD_CS),
754 FLAG(cmd, PCI_HT_SEC_CMD_HH),
755 FLAG(cmd, PCI_HT_SEC_CMD_AS),
756 FLAG(cmd, PCI_HT_SEC_CMD_HIECE),
757 FLAG(cmd, PCI_HT_SEC_CMD_DUL));
758 lctr = get_conf_word(d, where + PCI_HT_SEC_LCTR);
760 fmt = "\t\tLink Control: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n";
762 fmt = "\t\tLink Control: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n";
764 FLAG(lctr, PCI_HT_LCTR_CFLE),
765 FLAG(lctr, PCI_HT_LCTR_CST),
766 FLAG(lctr, PCI_HT_LCTR_CFE),
767 FLAG(lctr, PCI_HT_LCTR_LKFAIL),
768 FLAG(lctr, PCI_HT_LCTR_INIT),
769 FLAG(lctr, PCI_HT_LCTR_EOC),
770 FLAG(lctr, PCI_HT_LCTR_TXO),
771 (lctr & PCI_HT_LCTR_CRCERR) >> 8,
772 FLAG(lctr, PCI_HT_LCTR_ISOCEN),
773 FLAG(lctr, PCI_HT_LCTR_LSEN),
774 FLAG(lctr, PCI_HT_LCTR_EXTCTL),
775 FLAG(lctr, PCI_HT_LCTR_64B));
776 lcnf = get_conf_word(d, where + PCI_HT_SEC_LCNF);
778 fmt = "\t\tLink Config: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n";
780 fmt = "\t\tLink Config: MLWI=%s MLWO=%s LWI=%s LWO=%s\n";
782 ht_link_width(lcnf & PCI_HT_LCNF_MLWI),
783 ht_link_width((lcnf & PCI_HT_LCNF_MLWO) >> 4),
784 ht_link_width((lcnf & PCI_HT_LCNF_LWI) >> 8),
785 ht_link_width((lcnf & PCI_HT_LCNF_LWO) >> 12),
786 FLAG(lcnf, PCI_HT_LCNF_DFI),
787 FLAG(lcnf, PCI_HT_LCNF_DFO),
788 FLAG(lcnf, PCI_HT_LCNF_DFIE),
789 FLAG(lcnf, PCI_HT_LCNF_DFOE));
790 printf("\t\tRevision ID: %u.%02u\n",
791 (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN));
794 lfrer = get_conf_byte(d, where + PCI_HT_SEC_LFRER);
795 printf("\t\tLink Frequency: %s\n", ht_link_freq(lfrer & PCI_HT_LFRER_FREQ));
796 printf("\t\tLink Error: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n",
797 FLAG(lfrer, PCI_HT_LFRER_PROT),
798 FLAG(lfrer, PCI_HT_LFRER_OV),
799 FLAG(lfrer, PCI_HT_LFRER_EOC),
800 FLAG(lfrer, PCI_HT_LFRER_CTLT));
801 lfcap = get_conf_byte(d, where + PCI_HT_SEC_LFCAP);
802 printf("\t\tLink Frequency Capability: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n",
803 FLAG(lfcap, PCI_HT_LFCAP_200),
804 FLAG(lfcap, PCI_HT_LFCAP_300),
805 FLAG(lfcap, PCI_HT_LFCAP_400),
806 FLAG(lfcap, PCI_HT_LFCAP_500),
807 FLAG(lfcap, PCI_HT_LFCAP_600),
808 FLAG(lfcap, PCI_HT_LFCAP_800),
809 FLAG(lfcap, PCI_HT_LFCAP_1000),
810 FLAG(lfcap, PCI_HT_LFCAP_1200),
811 FLAG(lfcap, PCI_HT_LFCAP_1400),
812 FLAG(lfcap, PCI_HT_LFCAP_1600),
813 FLAG(lfcap, PCI_HT_LFCAP_VEND));
814 ftr = get_conf_word(d, where + PCI_HT_SEC_FTR);
815 printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c ExtRS%c UCnfE%c\n",
816 FLAG(ftr, PCI_HT_FTR_ISOCFC),
817 FLAG(ftr, PCI_HT_FTR_LDTSTOP),
818 FLAG(ftr, PCI_HT_FTR_CRCTM),
819 FLAG(ftr, PCI_HT_FTR_ECTLT),
820 FLAG(ftr, PCI_HT_FTR_64BA),
821 FLAG(ftr, PCI_HT_FTR_UIDRD),
822 FLAG(ftr, PCI_HT_SEC_FTR_EXTRS),
823 FLAG(ftr, PCI_HT_SEC_FTR_UCNFE));
824 if (ftr & PCI_HT_SEC_FTR_EXTRS)
826 eh = get_conf_word(d, where + PCI_HT_SEC_EH);
827 printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n",
828 FLAG(eh, PCI_HT_EH_PFLE),
829 FLAG(eh, PCI_HT_EH_OFLE),
830 FLAG(eh, PCI_HT_EH_PFE),
831 FLAG(eh, PCI_HT_EH_OFE),
832 FLAG(eh, PCI_HT_EH_EOCFE),
833 FLAG(eh, PCI_HT_EH_RFE),
834 FLAG(eh, PCI_HT_EH_CRCFE),
835 FLAG(eh, PCI_HT_EH_SERRFE),
836 FLAG(eh, PCI_HT_EH_CF),
837 FLAG(eh, PCI_HT_EH_RE),
838 FLAG(eh, PCI_HT_EH_PNFE),
839 FLAG(eh, PCI_HT_EH_ONFE),
840 FLAG(eh, PCI_HT_EH_EOCNFE),
841 FLAG(eh, PCI_HT_EH_RNFE),
842 FLAG(eh, PCI_HT_EH_CRCNFE),
843 FLAG(eh, PCI_HT_EH_SERRNFE));
844 mbu = get_conf_byte(d, where + PCI_HT_SEC_MBU);
845 mlu = get_conf_byte(d, where + PCI_HT_SEC_MLU);
846 printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu);
851 cap_ht(struct device *d, int where, int cmd)
855 switch (cmd & PCI_HT_CMD_TYP_HI)
857 case PCI_HT_CMD_TYP_HI_PRI:
858 cap_ht_pri(d, where, cmd);
860 case PCI_HT_CMD_TYP_HI_SEC:
861 cap_ht_sec(d, where, cmd);
865 type = cmd & PCI_HT_CMD_TYP;
868 case PCI_HT_CMD_TYP_SW:
869 printf("HyperTransport: Switch\n");
871 case PCI_HT_CMD_TYP_IDC:
872 printf("HyperTransport: Interrupt Discovery and Configuration\n");
874 case PCI_HT_CMD_TYP_RID:
875 printf("HyperTransport: Revision ID: %u.%02u\n",
876 (cmd & PCI_HT_RID_MAJ) >> 5, (cmd & PCI_HT_RID_MIN));
878 case PCI_HT_CMD_TYP_UIDC:
879 printf("HyperTransport: UnitID Clumping\n");
881 case PCI_HT_CMD_TYP_ECSA:
882 printf("HyperTransport: Extended Configuration Space Access\n");
884 case PCI_HT_CMD_TYP_AM:
885 printf("HyperTransport: Address Mapping\n");
887 case PCI_HT_CMD_TYP_MSIM:
888 printf("HyperTransport: MSI Mapping Enable%c Fixed%c\n",
889 FLAG(cmd, PCI_HT_MSIM_CMD_EN),
890 FLAG(cmd, PCI_HT_MSIM_CMD_FIXD));
891 if (verbose >= 2 && !(cmd & PCI_HT_MSIM_CMD_FIXD))
894 if (!config_fetch(d, where + PCI_HT_MSIM_ADDR_LO, 8))
896 offl = get_conf_long(d, where + PCI_HT_MSIM_ADDR_LO);
897 offh = get_conf_long(d, where + PCI_HT_MSIM_ADDR_HI);
898 printf("\t\tMapping Address Base: %016llx\n", ((unsigned long long)offh << 32) | (offl & ~0xfffff));
901 case PCI_HT_CMD_TYP_DR:
902 printf("HyperTransport: DirectRoute\n");
904 case PCI_HT_CMD_TYP_VCS:
905 printf("HyperTransport: VCSet\n");
907 case PCI_HT_CMD_TYP_RM:
908 printf("HyperTransport: Retry Mode\n");
910 case PCI_HT_CMD_TYP_X86:
911 printf("HyperTransport: X86 (reserved)\n");
914 printf("HyperTransport: #%02x\n", type >> 11);
919 cap_msi(struct device *d, int where, int cap)
925 printf("Message Signalled Interrupts: Mask%c 64bit%c Count=%d/%d Enable%c\n",
926 FLAG(cap, PCI_MSI_FLAGS_MASK_BIT),
927 FLAG(cap, PCI_MSI_FLAGS_64BIT),
928 1 << ((cap & PCI_MSI_FLAGS_QSIZE) >> 4),
929 1 << ((cap & PCI_MSI_FLAGS_QMASK) >> 1),
930 FLAG(cap, PCI_MSI_FLAGS_ENABLE));
933 is64 = cap & PCI_MSI_FLAGS_64BIT;
934 if (!config_fetch(d, where + PCI_MSI_ADDRESS_LO, (is64 ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32) + 2 - PCI_MSI_ADDRESS_LO))
936 printf("\t\tAddress: ");
939 t = get_conf_long(d, where + PCI_MSI_ADDRESS_HI);
940 w = get_conf_word(d, where + PCI_MSI_DATA_64);
944 w = get_conf_word(d, where + PCI_MSI_DATA_32);
945 t = get_conf_long(d, where + PCI_MSI_ADDRESS_LO);
946 printf("%08x Data: %04x\n", t, w);
947 if (cap & PCI_MSI_FLAGS_MASK_BIT)
953 if (!config_fetch(d, where + PCI_MSI_MASK_BIT_64, 8))
955 mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_64);
956 pending = get_conf_long(d, where + PCI_MSI_PENDING_64);
960 if (!config_fetch(d, where + PCI_MSI_MASK_BIT_32, 8))
962 mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_32);
963 pending = get_conf_long(d, where + PCI_MSI_PENDING_32);
965 printf("\t\tMasking: %08x Pending: %08x\n", mask, pending);
969 static float power_limit(int value, int scale)
971 static const float scales[4] = { 1.0, 0.1, 0.01, 0.001 };
972 return value * scales[scale];
975 static const char *latency_l0s(int value)
977 static const char *latencies[] = { "<64ns", "<128ns", "<256ns", "<512ns", "<1us", "<2us", "<4us", "unlimited" };
978 return latencies[value];
981 static const char *latency_l1(int value)
983 static const char *latencies[] = { "<1us", "<2us", "<4us", "<8us", "<16us", "<32us", "<64us", "unlimited" };
984 return latencies[value];
987 static void cap_express_dev(struct device *d, int where, int type)
992 t = get_conf_long(d, where + PCI_EXP_DEVCAP);
993 printf("\t\tDevCap:\tMaxPayload %d bytes, PhantFunc %d, Latency L0s %s, L1 %s\n",
994 128 << (t & PCI_EXP_DEVCAP_PAYLOAD),
995 (1 << ((t & PCI_EXP_DEVCAP_PHANTOM) >> 3)) - 1,
996 latency_l0s((t & PCI_EXP_DEVCAP_L0S) >> 6),
997 latency_l1((t & PCI_EXP_DEVCAP_L1) >> 9));
998 printf("\t\t\tExtTag%c", FLAG(t, PCI_EXP_DEVCAP_EXT_TAG));
999 if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) ||
1000 (type == PCI_EXP_TYPE_UPSTREAM) || (type == PCI_EXP_TYPE_PCI_BRIDGE))
1001 printf(" AttnBtn%c AttnInd%c PwrInd%c",
1002 FLAG(t, PCI_EXP_DEVCAP_ATN_BUT),
1003 FLAG(t, PCI_EXP_DEVCAP_ATN_IND), FLAG(t, PCI_EXP_DEVCAP_PWR_IND));
1004 printf(" RBE%c FLReset%c",
1005 FLAG(t, PCI_EXP_DEVCAP_RBE),
1006 FLAG(t, PCI_EXP_DEVCAP_FLRESET));
1007 if (type == PCI_EXP_TYPE_UPSTREAM)
1008 printf("SlotPowerLimit %fW",
1009 power_limit((t & PCI_EXP_DEVCAP_PWR_VAL) >> 18,
1010 (t & PCI_EXP_DEVCAP_PWR_SCL) >> 26));
1013 w = get_conf_word(d, where + PCI_EXP_DEVCTL);
1014 printf("\t\tDevCtl:\tReport errors: Correctable%c Non-Fatal%c Fatal%c Unsupported%c\n",
1015 FLAG(w, PCI_EXP_DEVCTL_CERE),
1016 FLAG(w, PCI_EXP_DEVCTL_NFERE),
1017 FLAG(w, PCI_EXP_DEVCTL_FERE),
1018 FLAG(w, PCI_EXP_DEVCTL_URRE));
1019 printf("\t\t\tRlxdOrd%c ExtTag%c PhantFunc%c AuxPwr%c NoSnoop%c",
1020 FLAG(w, PCI_EXP_DEVCTL_RELAXED),
1021 FLAG(w, PCI_EXP_DEVCTL_EXT_TAG),
1022 FLAG(w, PCI_EXP_DEVCTL_PHANTOM),
1023 FLAG(w, PCI_EXP_DEVCTL_AUX_PME),
1024 FLAG(w, PCI_EXP_DEVCTL_NOSNOOP));
1025 if (type == PCI_EXP_TYPE_PCI_BRIDGE || type == PCI_EXP_TYPE_PCIE_BRIDGE)
1026 printf(" BrConfRtry%c", FLAG(w, PCI_EXP_DEVCTL_BCRE));
1027 if (type == PCI_EXP_TYPE_ENDPOINT && (t & PCI_EXP_DEVCAP_FLRESET))
1028 printf(" FLReset%c", FLAG(w, PCI_EXP_DEVCTL_FLRESET));
1029 printf("\n\t\t\tMaxPayload %d bytes, MaxReadReq %d bytes\n",
1030 128 << ((w & PCI_EXP_DEVCTL_PAYLOAD) >> 5),
1031 128 << ((w & PCI_EXP_DEVCTL_READRQ) >> 12));
1033 w = get_conf_word(d, where + PCI_EXP_DEVSTA);
1034 printf("\t\tDevSta:\tCorrErr%c UncorrErr%c FatalErr%c UnsuppReq%c AuxPwr%c TransPend%c\n",
1035 FLAG(w, PCI_EXP_DEVSTA_CED),
1036 FLAG(w, PCI_EXP_DEVSTA_NFED),
1037 FLAG(w, PCI_EXP_DEVSTA_FED),
1038 FLAG(w, PCI_EXP_DEVSTA_URD),
1039 FLAG(w, PCI_EXP_DEVSTA_AUXPD),
1040 FLAG(w, PCI_EXP_DEVSTA_TRPND));
1043 static char *link_speed(int speed)
1056 static char *aspm_support(int code)
1069 static const char *aspm_enabled(int code)
1071 static const char *desc[] = { "Disabled", "L0s Enabled", "L1 Enabled", "L0s L1 Enabled" };
1075 static void cap_express_link(struct device *d, int where, int type)
1080 t = get_conf_long(d, where + PCI_EXP_LNKCAP);
1081 printf("\t\tLnkCap:\tPort #%d, Speed %s, Width x%d, ASPM %s, Latency L0 %s, L1 %s\n",
1083 link_speed(t & PCI_EXP_LNKCAP_SPEED), (t & PCI_EXP_LNKCAP_WIDTH) >> 4,
1084 aspm_support((t & PCI_EXP_LNKCAP_ASPM) >> 10),
1085 latency_l0s((t & PCI_EXP_LNKCAP_L0S) >> 12),
1086 latency_l1((t & PCI_EXP_LNKCAP_L1) >> 15));
1087 printf("\t\t\tClockPM%c Suprise%c LLActRep%c BwNot%c\n",
1088 FLAG(t, PCI_EXP_LNKCAP_CLOCKPM),
1089 FLAG(t, PCI_EXP_LNKCAP_SURPRISE),
1090 FLAG(t, PCI_EXP_LNKCAP_DLLA),
1091 FLAG(t, PCI_EXP_LNKCAP_LBNC));
1093 w = get_conf_word(d, where + PCI_EXP_LNKCTL);
1094 printf("\t\tLnkCtl:\tASPM %s;", aspm_enabled(w & PCI_EXP_LNKCTL_ASPM));
1095 if ((type == PCI_EXP_TYPE_ROOT_PORT) || (type == PCI_EXP_TYPE_ENDPOINT) ||
1096 (type == PCI_EXP_TYPE_LEG_END))
1097 printf(" RCB %d bytes", w & PCI_EXP_LNKCTL_RCB ? 128 : 64);
1098 printf(" Disabled%c Retrain%c CommClk%c\n\t\t\tExtSynch%c ClockPM%c AutWidDis%c BWInt%c AutBWInt%c\n",
1099 FLAG(w, PCI_EXP_LNKCTL_DISABLE),
1100 FLAG(w, PCI_EXP_LNKCTL_RETRAIN),
1101 FLAG(w, PCI_EXP_LNKCTL_CLOCK),
1102 FLAG(w, PCI_EXP_LNKCTL_XSYNCH),
1103 FLAG(w, PCI_EXP_LNKCTL_CLOCKPM),
1104 FLAG(w, PCI_EXP_LNKCTL_HWAUTWD),
1105 FLAG(w, PCI_EXP_LNKCTL_BWMIE),
1106 FLAG(w, PCI_EXP_LNKCTL_AUTBWIE));
1108 w = get_conf_word(d, where + PCI_EXP_LNKSTA);
1109 printf("\t\tLnkSta:\tSpeed %s, Width x%d, TrErr%c Train%c SlotClk%c DLActive%c BWMgmt%c ABWMgmt%c\n",
1110 link_speed(w & PCI_EXP_LNKSTA_SPEED),
1111 (w & PCI_EXP_LNKSTA_WIDTH) >> 4,
1112 FLAG(w, PCI_EXP_LNKSTA_TR_ERR),
1113 FLAG(w, PCI_EXP_LNKSTA_TRAIN),
1114 FLAG(w, PCI_EXP_LNKSTA_SL_CLK),
1115 FLAG(w, PCI_EXP_LNKSTA_DL_ACT),
1116 FLAG(w, PCI_EXP_LNKSTA_BWMGMT),
1117 FLAG(w, PCI_EXP_LNKSTA_AUTBW));
1120 static const char *indicator(int code)
1122 static const char *names[] = { "Unknown", "On", "Blink", "Off" };
1126 static void cap_express_slot(struct device *d, int where)
1131 t = get_conf_long(d, where + PCI_EXP_SLTCAP);
1132 printf("\t\tSltCap:\tAttnBtn%c PwrCtrl%c MRL%c AttnInd%c PwrInd%c HotPlug%c Surpise%c\n",
1133 FLAG(t, PCI_EXP_SLTCAP_ATNB),
1134 FLAG(t, PCI_EXP_SLTCAP_PWRC),
1135 FLAG(t, PCI_EXP_SLTCAP_MRL),
1136 FLAG(t, PCI_EXP_SLTCAP_ATNI),
1137 FLAG(t, PCI_EXP_SLTCAP_PWRI),
1138 FLAG(t, PCI_EXP_SLTCAP_HPC),
1139 FLAG(t, PCI_EXP_SLTCAP_HPS));
1140 printf("\t\t\tSlot #%3x, PowerLimit %f; Interlock%c NoCompl%c\n",
1142 power_limit((t & PCI_EXP_SLTCAP_PWR_VAL) >> 7, (t & PCI_EXP_SLTCAP_PWR_SCL) >> 15),
1143 FLAG(t, PCI_EXP_SLTCAP_INTERLOCK),
1144 FLAG(t, PCI_EXP_SLTCAP_NOCMDCOMP));
1146 w = get_conf_word(d, where + PCI_EXP_SLTCTL);
1147 printf("\t\tSltCtl:\tEnable: AttnBtn%c PwrFlt%c MRL%c PresDet%c CmdCplt%c HPIrq%c LinkChg%c\n",
1148 FLAG(w, PCI_EXP_SLTCTL_ATNB),
1149 FLAG(w, PCI_EXP_SLTCTL_PWRF),
1150 FLAG(w, PCI_EXP_SLTCTL_MRLS),
1151 FLAG(w, PCI_EXP_SLTCTL_PRSD),
1152 FLAG(w, PCI_EXP_SLTCTL_CMDC),
1153 FLAG(w, PCI_EXP_SLTCTL_HPIE),
1154 FLAG(w, PCI_EXP_SLTCTL_LLCHG));
1155 printf("\t\t\tControl: AttnInd %s, PwrInd %s, Power%c Interlock%c\n",
1156 indicator((w & PCI_EXP_SLTCTL_ATNI) >> 6),
1157 indicator((w & PCI_EXP_SLTCTL_PWRI) >> 8),
1158 FLAG(w, PCI_EXP_SLTCTL_PWRC),
1159 FLAG(w, PCI_EXP_SLTCTL_INTERLOCK));
1161 w = get_conf_word(d, where + PCI_EXP_SLTSTA);
1162 printf("\t\tSltSta:\tStatus: AttnBtn%c PowerFlt%c MRL%c CmdCplt%c PresDet%c Interlock%c\n",
1163 FLAG(w, PCI_EXP_SLTSTA_ATNB),
1164 FLAG(w, PCI_EXP_SLTSTA_PWRF),
1165 FLAG(w, PCI_EXP_SLTSTA_MRL_ST),
1166 FLAG(w, PCI_EXP_SLTSTA_CMDC),
1167 FLAG(w, PCI_EXP_SLTSTA_PRES),
1168 FLAG(w, PCI_EXP_SLTSTA_INTERLOCK));
1169 printf("\t\t\tChanged: MRL%c PresDet%c LinkState%c\n",
1170 FLAG(w, PCI_EXP_SLTSTA_MRLS),
1171 FLAG(w, PCI_EXP_SLTSTA_PRSD),
1172 FLAG(w, PCI_EXP_SLTSTA_LLCHG));
1175 static void cap_express_root(struct device *d, int where)
1177 u32 w = get_conf_word(d, where + PCI_EXP_RTCTL);
1178 printf("\t\tRootCtl: ErrCorrectable%c ErrNon-Fatal%c ErrFatal%c PMEIntEna%c CRSVisible%c\n",
1179 FLAG(w, PCI_EXP_RTCTL_SECEE),
1180 FLAG(w, PCI_EXP_RTCTL_SENFEE),
1181 FLAG(w, PCI_EXP_RTCTL_SEFEE),
1182 FLAG(w, PCI_EXP_RTCTL_PMEIE),
1183 FLAG(w, PCI_EXP_RTCTL_CRSVIS));
1185 w = get_conf_word(d, where + PCI_EXP_RTCAP);
1186 printf("\t\tRootCap: CRSVisible%c\n",
1187 FLAG(w, PCI_EXP_RTCAP_CRSVIS));
1189 w = get_conf_word(d, where + PCI_EXP_RTSTA);
1190 printf("\t\tRootSta: PME ReqID %04x, PMEStatus%c PMEPending%c\n",
1191 w & PCI_EXP_RTSTA_PME_REQID,
1192 FLAG(w, PCI_EXP_RTSTA_PME_STATUS),
1193 FLAG(w, PCI_EXP_RTSTA_PME_PENDING));
1196 static const char *cap_express_dev2_timeout_range(int type)
1198 /* Decode Completion Timeout Ranges. */
1202 return "Not Supported";
1216 return "Range ABCD";
1222 static const char *cap_express_dev2_timeout_value(int type)
1224 /* Decode Completion Timeout Value. */
1228 return "50us to 50ms";
1230 return "50us to 100us";
1232 return "1ms to 10ms";
1234 return "16ms to 55ms";
1236 return "65ms to 210ms";
1238 return "260ms to 900ms";
1240 return "1s to 3.5s";
1244 return "17s to 64s";
1250 static void cap_express_dev2(struct device *d, int where, int type)
1255 l = get_conf_long(d, where + PCI_EXP_DEVCAP2);
1256 printf("\t\tDevCap2: Completion Timeout: %s, TimeoutDis%c",
1257 cap_express_dev2_timeout_range(PCI_EXP_DEV2_TIMEOUT_RANGE(l)),
1258 FLAG(l, PCI_EXP_DEV2_TIMEOUT_DIS));
1259 if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM)
1260 printf(" ARIFwd%c\n", FLAG(l, PCI_EXP_DEV2_ARI));
1264 w = get_conf_word(d, where + PCI_EXP_DEVCTL2);
1265 printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c",
1266 cap_express_dev2_timeout_value(PCI_EXP_DEV2_TIMEOUT_VALUE(w)),
1267 FLAG(w, PCI_EXP_DEV2_TIMEOUT_DIS));
1268 if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM)
1269 printf(" ARIFwd%c\n", FLAG(w, PCI_EXP_DEV2_ARI));
1274 static const char *cap_express_link2_speed(int type)
1278 case 0: /* hardwire to 0 means only the 2.5GT/s is supported */
1288 static const char *cap_express_link2_deemphasis(int type)
1301 static const char *cap_express_link2_transmargin(int type)
1306 return "Normal Operating Range";
1308 return "800-1200mV(full-swing)/400-700mV(half-swing)";
1313 return "200-400mV(full-swing)/100-200mV(half-swing)";
1319 static void cap_express_link2(struct device *d, int where, int type UNUSED)
1323 w = get_conf_word(d, where + PCI_EXP_LNKCTL2);
1324 printf("\t\tLnkCtl2: Target Link Speed: %s, EnterCompliance%c SpeedDis%c, Selectable De-emphasis: %s\n"
1325 "\t\t\t Transmit Margin: %s, EnterModifiedCompliance%c ComplianceSOS%c\n"
1326 "\t\t\t Compliance De-emphasis: %s\n",
1327 cap_express_link2_speed(PCI_EXP_LNKCTL2_SPEED(w)),
1328 FLAG(w, PCI_EXP_LNKCTL2_CMPLNC),
1329 FLAG(w, PCI_EXP_LNKCTL2_SPEED_DIS),
1330 cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_DEEMPHASIS(w)),
1331 cap_express_link2_transmargin(PCI_EXP_LNKCTL2_MARGIN(w)),
1332 FLAG(w, PCI_EXP_LNKCTL2_MOD_CMPLNC),
1333 FLAG(w, PCI_EXP_LNKCTL2_CMPLNC_SOS),
1334 cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_COM_DEEMPHASIS(w)));
1336 w = get_conf_word(d, where + PCI_EXP_LNKSTA2);
1337 printf("\t\tLnkSta2: Current De-emphasis Level: %s\n",
1338 cap_express_link2_deemphasis(PCI_EXP_LINKSTA2_DEEMPHASIS(w)));
1341 static void cap_express_slot2(struct device *d UNUSED, int where UNUSED)
1343 /* No capabilities that require this field in PCIe rev2.0 spec. */
1347 cap_express(struct device *d, int where, int cap)
1349 int type = (cap & PCI_EXP_FLAGS_TYPE) >> 4;
1355 printf("(v%d) ", cap & PCI_EXP_FLAGS_VERS);
1358 case PCI_EXP_TYPE_ENDPOINT:
1361 case PCI_EXP_TYPE_LEG_END:
1362 printf("Legacy Endpoint");
1364 case PCI_EXP_TYPE_ROOT_PORT:
1365 slot = cap & PCI_EXP_FLAGS_SLOT;
1366 printf("Root Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT));
1368 case PCI_EXP_TYPE_UPSTREAM:
1369 printf("Upstream Port");
1371 case PCI_EXP_TYPE_DOWNSTREAM:
1372 slot = cap & PCI_EXP_FLAGS_SLOT;
1373 printf("Downstream Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT));
1375 case PCI_EXP_TYPE_PCI_BRIDGE:
1376 printf("PCI/PCI-X Bridge");
1378 case PCI_EXP_TYPE_PCIE_BRIDGE:
1379 printf("PCI/PCI-X to PCI-Express Bridge");
1381 case PCI_EXP_TYPE_ROOT_INT_EP:
1382 printf("Root Complex Integrated Endpoint");
1384 case PCI_EXP_TYPE_ROOT_EC:
1385 printf("Root Complex Event Collector");
1388 printf("Unknown type %d", type);
1390 printf(", MSI %02x\n", (cap & PCI_EXP_FLAGS_IRQ) >> 9);
1397 if (type == PCI_EXP_TYPE_ROOT_PORT)
1399 if (!config_fetch(d, where + PCI_EXP_DEVCAP, size))
1402 cap_express_dev(d, where, type);
1403 cap_express_link(d, where, type);
1405 cap_express_slot(d, where);
1406 if (type == PCI_EXP_TYPE_ROOT_PORT)
1407 cap_express_root(d, where);
1409 if ((cap & PCI_EXP_FLAGS_VERS) < 2)
1415 if (!config_fetch(d, where + PCI_EXP_DEVCAP2, size))
1418 cap_express_dev2(d, where, type);
1419 cap_express_link2(d, where, type);
1421 cap_express_slot2(d, where);
1425 cap_msix(struct device *d, int where, int cap)
1429 printf("MSI-X: Enable%c Mask%c TabSize=%d\n",
1430 FLAG(cap, PCI_MSIX_ENABLE),
1431 FLAG(cap, PCI_MSIX_MASK),
1432 (cap & PCI_MSIX_TABSIZE) + 1);
1433 if (verbose < 2 || !config_fetch(d, where + PCI_MSIX_TABLE, 8))
1436 off = get_conf_long(d, where + PCI_MSIX_TABLE);
1437 printf("\t\tVector table: BAR=%d offset=%08x\n",
1438 off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR);
1439 off = get_conf_long(d, where + PCI_MSIX_PBA);
1440 printf("\t\tPBA: BAR=%d offset=%08x\n",
1441 off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR);
1447 int esr = cap & 0xff;
1450 printf("Slot ID: %d slots, First%c, chassis %02x\n",
1451 esr & PCI_SID_ESR_NSLOTS,
1452 FLAG(esr, PCI_SID_ESR_FIC),
1457 cap_ssvid(struct device *d, int where)
1459 u16 subsys_v, subsys_d;
1460 char ssnamebuf[256];
1462 if (!config_fetch(d, where, 8))
1464 subsys_v = get_conf_word(d, where + PCI_SSVID_VENDOR);
1465 subsys_d = get_conf_word(d, where + PCI_SSVID_DEVICE);
1466 printf("Subsystem: %s\n",
1467 pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf),
1468 PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
1469 d->dev->vendor_id, d->dev->device_id, subsys_v, subsys_d));
1473 cap_dsn(struct device *d, int where)
1476 if (!config_fetch(d, where + 4, 8))
1478 t1 = get_conf_long(d, where + 4);
1479 t2 = get_conf_long(d, where + 8);
1480 printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n",
1481 t1 & 0xff, (t1 >> 8) & 0xff, (t1 >> 16) & 0xff, t1 >> 24,
1482 t2 & 0xff, (t2 >> 8) & 0xff, (t2 >> 16) & 0xff, t2 >> 24);
1486 cap_debug_port(int cap)
1488 int bar = cap >> 13;
1489 int pos = cap & 0x1fff;
1490 printf("Debug port: BAR=%d offset=%04x\n", bar, pos);
1494 cap_aer(struct device *d, int where)
1498 printf("Advanced Error Reporting\n");
1499 if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24))
1502 l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
1503 printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
1504 "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
1505 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
1506 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
1507 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
1508 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
1509 l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
1510 printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
1511 "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
1512 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
1513 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
1514 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
1515 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
1516 l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
1517 printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
1518 "MalfTLP%c ECRC%c UnsupReq%c ACSVoil%c\n",
1519 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
1520 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
1521 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
1522 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
1523 l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
1524 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
1525 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
1526 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
1527 l = get_conf_long(d, where + PCI_ERR_COR_MASK);
1528 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
1529 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
1530 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
1531 l = get_conf_long(d, where + PCI_ERR_CAP);
1532 printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n",
1533 PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
1534 FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE));
1539 cap_acs(struct device *d, int where)
1543 printf("Access Control Services\n");
1544 if (!config_fetch(d, where + PCI_ACS_CAP, 4))
1547 w = get_conf_word(d, where + PCI_ACS_CAP);
1548 printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
1550 FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED),
1551 FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS),
1552 FLAG(w, PCI_ACS_CAP_TRANS));
1553 w = get_conf_word(d, where + PCI_ACS_CTRL);
1554 printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
1556 FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED),
1557 FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS),
1558 FLAG(w, PCI_ACS_CTRL_TRANS));
1562 cap_ari(struct device *d, int where)
1566 printf("Alternative Routing-ID Interpretation (ARI)\n");
1567 if (!config_fetch(d, where + PCI_ARI_CAP, 4))
1570 w = get_conf_word(d, where + PCI_ARI_CAP);
1571 printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n",
1572 FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS),
1573 PCI_ARI_CAP_NFN(w));
1574 w = get_conf_word(d, where + PCI_ARI_CTRL);
1575 printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n",
1576 FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS),
1577 PCI_ARI_CTRL_FG(w));
1581 cap_sriov(struct device *d, int where)
1587 printf("Single Root I/O Virtualization (SR-IOV)\n");
1588 if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c))
1591 l = get_conf_long(d, where + PCI_IOV_CAP);
1592 printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n",
1593 FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l));
1594 w = get_conf_word(d, where + PCI_IOV_CTRL);
1595 printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n",
1596 FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME),
1597 FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE),
1598 FLAG(w, PCI_IOV_CTRL_ARI));
1599 w = get_conf_word(d, where + PCI_IOV_STATUS);
1600 printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS));
1601 w = get_conf_word(d, where + PCI_IOV_INITIALVF);
1602 printf("\t\tInitial VFs: %d, ", w);
1603 w = get_conf_word(d, where + PCI_IOV_TOTALVF);
1604 printf("Total VFs: %d, ", w);
1605 w = get_conf_word(d, where + PCI_IOV_NUMVF);
1606 printf("Number of VFs: %d, ", w);
1607 b = get_conf_byte(d, where + PCI_IOV_FDL);
1608 printf("Function Dependency Link: %02x\n", b);
1609 w = get_conf_word(d, where + PCI_IOV_OFFSET);
1610 printf("\t\tVF offset: %d, ", w);
1611 w = get_conf_word(d, where + PCI_IOV_STRIDE);
1612 printf("stride: %d, ", w);
1613 w = get_conf_word(d, where + PCI_IOV_DID);
1614 printf("Device ID: %04x\n", w);
1615 l = get_conf_long(d, where + PCI_IOV_SUPPS);
1616 printf("\t\tSupported Page Size: %08x, ", l);
1617 l = get_conf_long(d, where + PCI_IOV_SYSPS);
1618 printf("System Page Size: %08x\n", l);
1619 printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l),
1620 PCI_IOV_MSA_BIR(l));
1624 show_ext_caps(struct device *d)
1627 char been_there[0x1000];
1628 memset(been_there, 0, 0x1000);
1634 if (!config_fetch(d, where, 4))
1636 header = get_conf_long(d, where);
1639 id = header & 0xffff;
1640 printf("\tCapabilities: [%03x] ", where);
1641 if (been_there[where]++)
1643 printf("<chain looped>\n");
1648 case PCI_EXT_CAP_ID_AER:
1651 case PCI_EXT_CAP_ID_VC:
1652 printf("Virtual Channel <?>\n");
1654 case PCI_EXT_CAP_ID_DSN:
1657 case PCI_EXT_CAP_ID_PB:
1658 printf("Power Budgeting <?>\n");
1660 case PCI_EXT_CAP_ID_RCLINK:
1661 printf("Root Complex Link <?>\n");
1663 case PCI_EXT_CAP_ID_RCILINK:
1664 printf("Root Complex Internal Link <?>\n");
1666 case PCI_EXT_CAP_ID_RCECOLL:
1667 printf("Root Complex Event Collector <?>\n");
1669 case PCI_EXT_CAP_ID_MFVC:
1670 printf("Multi-Function Virtual Channel <?>\n");
1672 case PCI_EXT_CAP_ID_RBCB:
1673 printf("Root Bridge Control Block <?>\n");
1675 case PCI_EXT_CAP_ID_VNDR:
1676 printf("Vendor Specific Information <?>\n");
1678 case PCI_EXT_CAP_ID_ACS:
1681 case PCI_EXT_CAP_ID_ARI:
1684 case PCI_EXT_CAP_ID_SRIOV:
1685 cap_sriov(d, where);
1688 printf("#%02x\n", id);
1691 where = header >> 20;
1696 show_caps(struct device *d)
1698 int can_have_ext_caps = 0;
1700 if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST)
1702 int where = get_conf_byte(d, PCI_CAPABILITY_LIST) & ~3;
1703 byte been_there[256];
1704 memset(been_there, 0, 256);
1708 printf("\tCapabilities: ");
1709 if (!config_fetch(d, where, 4))
1711 puts("<access denied>");
1714 id = get_conf_byte(d, where + PCI_CAP_LIST_ID);
1715 next = get_conf_byte(d, where + PCI_CAP_LIST_NEXT) & ~3;
1716 cap = get_conf_word(d, where + PCI_CAP_FLAGS);
1717 printf("[%02x] ", where);
1718 if (been_there[where]++)
1720 printf("<chain looped>\n");
1725 printf("<chain broken>\n");
1731 cap_pm(d, where, cap);
1733 case PCI_CAP_ID_AGP:
1734 cap_agp(d, where, cap);
1736 case PCI_CAP_ID_VPD:
1737 printf("Vital Product Data <?>\n");
1739 case PCI_CAP_ID_SLOTID:
1742 case PCI_CAP_ID_MSI:
1743 cap_msi(d, where, cap);
1745 case PCI_CAP_ID_CHSWP:
1746 printf("CompactPCI hot-swap <?>\n");
1748 case PCI_CAP_ID_PCIX:
1750 can_have_ext_caps = 1;
1753 cap_ht(d, where, cap);
1755 case PCI_CAP_ID_VNDR:
1756 printf("Vendor Specific Information <?>\n");
1758 case PCI_CAP_ID_DBG:
1759 cap_debug_port(cap);
1761 case PCI_CAP_ID_CCRC:
1762 printf("CompactPCI central resource control <?>\n");
1764 case PCI_CAP_ID_HOTPLUG:
1765 printf("Hot-plug capable\n");
1767 case PCI_CAP_ID_SSVID:
1768 cap_ssvid(d, where);
1770 case PCI_CAP_ID_AGP3:
1771 printf("AGP3 <?>\n");
1773 case PCI_CAP_ID_SECURE:
1774 printf("Secure device <?>\n");
1776 case PCI_CAP_ID_EXP:
1777 cap_express(d, where, cap);
1778 can_have_ext_caps = 1;
1780 case PCI_CAP_ID_MSIX:
1781 cap_msix(d, where, cap);
1783 case PCI_CAP_ID_SATA:
1784 printf("SATA HBA <?>\n");
1787 printf("PCIe advanced features <?>\n");
1790 printf("#%02x [%04x]\n", id, cap);
1795 if (can_have_ext_caps)
1799 /*** Kernel drivers ***/
1803 #include <sys/utsname.h>
1805 struct pcimap_entry {
1806 struct pcimap_entry *next;
1807 unsigned int vendor, device;
1808 unsigned int subvendor, subdevice;
1809 unsigned int class, class_mask;
1813 static struct pcimap_entry *pcimap_head;
1818 static int tried_pcimap;
1820 char *name, line[1024];
1827 if (name = opt_pcimap)
1829 f = fopen(name, "r");
1831 die("Cannot open pcimap file %s: %m", name);
1835 if (uname(&uts) < 0)
1836 die("uname() failed: %m");
1837 name = alloca(64 + strlen(uts.release));
1838 sprintf(name, "/lib/modules/%s/modules.pcimap", uts.release);
1839 f = fopen(name, "r");
1844 while (fgets(line, sizeof(line), f))
1846 char *c = strchr(line, '\n');
1847 struct pcimap_entry *e;
1850 die("Unterminated or too long line in %s", name);
1852 if (!line[0] || line[0] == '#')
1856 while (*c && *c != ' ' && *c != '\t')
1859 continue; /* FIXME: Emit warnings! */
1862 e = xmalloc(sizeof(*e) + strlen(line));
1863 if (sscanf(c, "%i%i%i%i%i%i",
1864 &e->vendor, &e->device,
1865 &e->subvendor, &e->subdevice,
1866 &e->class, &e->class_mask) != 6)
1868 e->next = pcimap_head;
1870 strcpy(e->module, line);
1876 match_pcimap(struct device *d, struct pcimap_entry *e)
1878 struct pci_dev *dev = d->dev;
1879 unsigned int class = get_conf_long(d, PCI_REVISION_ID) >> 8;
1882 #define MATCH(x, y) ((y) > 0xffff || (x) == (y))
1883 get_subid(d, &subv, &subd);
1885 MATCH(dev->vendor_id, e->vendor) &&
1886 MATCH(dev->device_id, e->device) &&
1887 MATCH(subv, e->subvendor) &&
1888 MATCH(subd, e->subdevice) &&
1889 (class & e->class_mask) == e->class;
1893 #define DRIVER_BUF_SIZE 1024
1896 find_driver(struct device *d, char *buf)
1898 struct pci_dev *dev = d->dev;
1899 char name[1024], *drv, *base;
1902 if (dev->access->method != PCI_ACCESS_SYS_BUS_PCI)
1905 base = pci_get_param(dev->access, "sysfs.path");
1906 if (!base || !base[0])
1909 n = snprintf(name, sizeof(name), "%s/devices/%04x:%02x:%02x.%d/driver",
1910 base, dev->domain, dev->bus, dev->dev, dev->func);
1911 if (n < 0 || n >= (int)sizeof(name))
1912 die("show_driver: sysfs device name too long, why?");
1914 n = readlink(name, buf, DRIVER_BUF_SIZE);
1917 if (n >= DRIVER_BUF_SIZE)
1918 return "<name-too-long>";
1921 if (drv = strrchr(buf, '/'))
1928 show_kernel(struct device *d)
1930 char buf[DRIVER_BUF_SIZE];
1932 struct pcimap_entry *e, *last = NULL;
1934 if (driver = find_driver(d, buf))
1935 printf("\tKernel driver in use: %s\n", driver);
1938 for (e=pcimap_head; e; e=e->next)
1939 if (match_pcimap(d, e) && (!last || strcmp(last->module, e->module)))
1941 printf("%s %s", (last ? "," : "\tKernel modules:"), e->module);
1949 show_kernel_machine(struct device *d)
1951 char buf[DRIVER_BUF_SIZE];
1953 struct pcimap_entry *e, *last = NULL;
1955 if (driver = find_driver(d, buf))
1956 printf("Driver:\t%s\n", driver);
1959 for (e=pcimap_head; e; e=e->next)
1960 if (match_pcimap(d, e) && (!last || strcmp(last->module, e->module)))
1962 printf("Module:\t%s\n", e->module);
1970 show_kernel(struct device *d UNUSED)
1975 show_kernel_machine(struct device *d UNUSED)
1981 /*** Verbose output ***/
1984 show_size(pciaddr_t x)
1990 printf("%d", (int) x);
1991 else if (x < 1048576)
1992 printf("%dK", (int)(x / 1024));
1993 else if (x < 0x80000000)
1994 printf("%dM", (int)(x / 1048576));
1996 printf(PCIADDR_T_FMT, x);
2001 show_bases(struct device *d, int cnt)
2003 struct pci_dev *p = d->dev;
2004 word cmd = get_conf_word(d, PCI_COMMAND);
2007 for(i=0; i<cnt; i++)
2009 pciaddr_t pos = p->base_addr[i];
2010 pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->size[i] : 0;
2011 u32 flg = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
2012 if (flg == 0xffffffff)
2014 if (!pos && !flg && !len)
2017 printf("\tRegion %d: ", i);
2020 if (pos && !flg) /* Reported by the OS, but not by the device */
2022 printf("[virtual] ");
2025 if (flg & PCI_BASE_ADDRESS_SPACE_IO)
2027 pciaddr_t a = pos & PCI_BASE_ADDRESS_IO_MASK;
2028 printf("I/O ports at ");
2030 printf(PCIADDR_PORT_FMT, a);
2031 else if (flg & PCI_BASE_ADDRESS_IO_MASK)
2032 printf("<ignored>");
2034 printf("<unassigned>");
2035 if (!(cmd & PCI_COMMAND_IO))
2036 printf(" [disabled]");
2040 int t = flg & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
2041 pciaddr_t a = pos & PCI_ADDR_MEM_MASK;
2045 printf("Memory at ");
2046 if (t == PCI_BASE_ADDRESS_MEM_TYPE_64)
2050 printf("<invalid-64bit-slot>");
2056 z = get_conf_long(d, PCI_BASE_ADDRESS_0 + 4*i);
2059 u32 y = a & 0xffffffff;
2061 printf("%08x%08x", z, y);
2063 printf("<unassigned>");
2071 printf(PCIADDR_T_FMT, a);
2073 printf(((flg & PCI_BASE_ADDRESS_MEM_MASK) || z) ? "<ignored>" : "<unassigned>");
2075 printf(" (%s, %sprefetchable)",
2076 (t == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32-bit" :
2077 (t == PCI_BASE_ADDRESS_MEM_TYPE_64) ? "64-bit" :
2078 (t == PCI_BASE_ADDRESS_MEM_TYPE_1M) ? "low-1M" : "type 3",
2079 (flg & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
2080 if (!(cmd & PCI_COMMAND_MEMORY))
2081 printf(" [disabled]");
2089 show_rom(struct device *d, int reg)
2091 struct pci_dev *p = d->dev;
2092 pciaddr_t rom = p->rom_base_addr;
2093 pciaddr_t len = (p->known_fields & PCI_FILL_SIZES) ? p->rom_size : 0;
2094 u32 flg = get_conf_long(d, reg);
2095 word cmd = get_conf_word(d, PCI_COMMAND);
2097 if (!rom && !flg && !len)
2100 if ((rom & PCI_ROM_ADDRESS_MASK) && !(flg & PCI_ROM_ADDRESS_MASK))
2102 printf("[virtual] ");
2105 printf("Expansion ROM at ");
2106 if (rom & PCI_ROM_ADDRESS_MASK)
2107 printf(PCIADDR_T_FMT, rom & PCI_ROM_ADDRESS_MASK);
2108 else if (flg & PCI_ROM_ADDRESS_MASK)
2109 printf("<ignored>");
2111 printf("<unassigned>");
2112 if (!(flg & PCI_ROM_ADDRESS_ENABLE))
2113 printf(" [disabled]");
2114 else if (!(cmd & PCI_COMMAND_MEMORY))
2115 printf(" [disabled by cmd]");
2121 show_htype0(struct device *d)
2124 show_rom(d, PCI_ROM_ADDRESS);
2129 show_htype1(struct device *d)
2131 u32 io_base = get_conf_byte(d, PCI_IO_BASE);
2132 u32 io_limit = get_conf_byte(d, PCI_IO_LIMIT);
2133 u32 io_type = io_base & PCI_IO_RANGE_TYPE_MASK;
2134 u32 mem_base = get_conf_word(d, PCI_MEMORY_BASE);
2135 u32 mem_limit = get_conf_word(d, PCI_MEMORY_LIMIT);
2136 u32 mem_type = mem_base & PCI_MEMORY_RANGE_TYPE_MASK;
2137 u32 pref_base = get_conf_word(d, PCI_PREF_MEMORY_BASE);
2138 u32 pref_limit = get_conf_word(d, PCI_PREF_MEMORY_LIMIT);
2139 u32 pref_type = pref_base & PCI_PREF_RANGE_TYPE_MASK;
2140 word sec_stat = get_conf_word(d, PCI_SEC_STATUS);
2141 word brc = get_conf_word(d, PCI_BRIDGE_CONTROL);
2142 int verb = verbose > 2;
2145 printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n",
2146 get_conf_byte(d, PCI_PRIMARY_BUS),
2147 get_conf_byte(d, PCI_SECONDARY_BUS),
2148 get_conf_byte(d, PCI_SUBORDINATE_BUS),
2149 get_conf_byte(d, PCI_SEC_LATENCY_TIMER));
2151 if (io_type != (io_limit & PCI_IO_RANGE_TYPE_MASK) ||
2152 (io_type != PCI_IO_RANGE_TYPE_16 && io_type != PCI_IO_RANGE_TYPE_32))
2153 printf("\t!!! Unknown I/O range types %x/%x\n", io_base, io_limit);
2156 io_base = (io_base & PCI_IO_RANGE_MASK) << 8;
2157 io_limit = (io_limit & PCI_IO_RANGE_MASK) << 8;
2158 if (io_type == PCI_IO_RANGE_TYPE_32)
2160 io_base |= (get_conf_word(d, PCI_IO_BASE_UPPER16) << 16);
2161 io_limit |= (get_conf_word(d, PCI_IO_LIMIT_UPPER16) << 16);
2163 if (io_base <= io_limit || verb)
2164 printf("\tI/O behind bridge: %08x-%08x\n", io_base, io_limit+0xfff);
2167 if (mem_type != (mem_limit & PCI_MEMORY_RANGE_TYPE_MASK) ||
2169 printf("\t!!! Unknown memory range types %x/%x\n", mem_base, mem_limit);
2172 mem_base = (mem_base & PCI_MEMORY_RANGE_MASK) << 16;
2173 mem_limit = (mem_limit & PCI_MEMORY_RANGE_MASK) << 16;
2174 if (mem_base <= mem_limit || verb)
2175 printf("\tMemory behind bridge: %08x-%08x\n", mem_base, mem_limit + 0xfffff);
2178 if (pref_type != (pref_limit & PCI_PREF_RANGE_TYPE_MASK) ||
2179 (pref_type != PCI_PREF_RANGE_TYPE_32 && pref_type != PCI_PREF_RANGE_TYPE_64))
2180 printf("\t!!! Unknown prefetchable memory range types %x/%x\n", pref_base, pref_limit);
2183 pref_base = (pref_base & PCI_PREF_RANGE_MASK) << 16;
2184 pref_limit = (pref_limit & PCI_PREF_RANGE_MASK) << 16;
2185 if (pref_base <= pref_limit || verb)
2187 if (pref_type == PCI_PREF_RANGE_TYPE_32)
2188 printf("\tPrefetchable memory behind bridge: %08x-%08x\n", pref_base, pref_limit + 0xfffff);
2190 printf("\tPrefetchable memory behind bridge: %08x%08x-%08x%08x\n",
2191 get_conf_long(d, PCI_PREF_BASE_UPPER32),
2193 get_conf_long(d, PCI_PREF_LIMIT_UPPER32),
2194 pref_limit + 0xfffff);
2199 printf("\tSecondary status: 66MHz%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c <SERR%c <PERR%c\n",
2200 FLAG(sec_stat, PCI_STATUS_66MHZ),
2201 FLAG(sec_stat, PCI_STATUS_FAST_BACK),
2202 FLAG(sec_stat, PCI_STATUS_PARITY),
2203 ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_SLOW) ? "slow" :
2204 ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_MEDIUM) ? "medium" :
2205 ((sec_stat & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??",
2206 FLAG(sec_stat, PCI_STATUS_SIG_TARGET_ABORT),
2207 FLAG(sec_stat, PCI_STATUS_REC_TARGET_ABORT),
2208 FLAG(sec_stat, PCI_STATUS_REC_MASTER_ABORT),
2209 FLAG(sec_stat, PCI_STATUS_SIG_SYSTEM_ERROR),
2210 FLAG(sec_stat, PCI_STATUS_DETECTED_PARITY));
2212 show_rom(d, PCI_ROM_ADDRESS1);
2216 printf("\tBridgeCtl: Parity%c SERR%c NoISA%c VGA%c MAbort%c >Reset%c FastB2B%c\n",
2217 FLAG(brc, PCI_BRIDGE_CTL_PARITY),
2218 FLAG(brc, PCI_BRIDGE_CTL_SERR),
2219 FLAG(brc, PCI_BRIDGE_CTL_NO_ISA),
2220 FLAG(brc, PCI_BRIDGE_CTL_VGA),
2221 FLAG(brc, PCI_BRIDGE_CTL_MASTER_ABORT),
2222 FLAG(brc, PCI_BRIDGE_CTL_BUS_RESET),
2223 FLAG(brc, PCI_BRIDGE_CTL_FAST_BACK));
2224 printf("\t\tPriDiscTmr%c SecDiscTmr%c DiscTmrStat%c DiscTmrSERREn%c\n",
2225 FLAG(brc, PCI_BRIDGE_CTL_PRI_DISCARD_TIMER),
2226 FLAG(brc, PCI_BRIDGE_CTL_SEC_DISCARD_TIMER),
2227 FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_STATUS),
2228 FLAG(brc, PCI_BRIDGE_CTL_DISCARD_TIMER_SERR_EN));
2235 show_htype2(struct device *d)
2238 word cmd = get_conf_word(d, PCI_COMMAND);
2239 word brc = get_conf_word(d, PCI_CB_BRIDGE_CONTROL);
2241 int verb = verbose > 2;
2244 printf("\tBus: primary=%02x, secondary=%02x, subordinate=%02x, sec-latency=%d\n",
2245 get_conf_byte(d, PCI_CB_PRIMARY_BUS),
2246 get_conf_byte(d, PCI_CB_CARD_BUS),
2247 get_conf_byte(d, PCI_CB_SUBORDINATE_BUS),
2248 get_conf_byte(d, PCI_CB_LATENCY_TIMER));
2252 u32 base = get_conf_long(d, PCI_CB_MEMORY_BASE_0 + p);
2253 u32 limit = get_conf_long(d, PCI_CB_MEMORY_LIMIT_0 + p);
2254 if (limit > base || verb)
2255 printf("\tMemory window %d: %08x-%08x%s%s\n", i, base, limit,
2256 (cmd & PCI_COMMAND_MEMORY) ? "" : " [disabled]",
2257 (brc & (PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 << i)) ? " (prefetchable)" : "");
2262 u32 base = get_conf_long(d, PCI_CB_IO_BASE_0 + p);
2263 u32 limit = get_conf_long(d, PCI_CB_IO_LIMIT_0 + p);
2264 if (!(base & PCI_IO_RANGE_TYPE_32))
2269 base &= PCI_CB_IO_RANGE_MASK;
2270 limit = (limit & PCI_CB_IO_RANGE_MASK) + 3;
2271 if (base <= limit || verb)
2272 printf("\tI/O window %d: %08x-%08x%s\n", i, base, limit,
2273 (cmd & PCI_COMMAND_IO) ? "" : " [disabled]");
2276 if (get_conf_word(d, PCI_CB_SEC_STATUS) & PCI_STATUS_SIG_SYSTEM_ERROR)
2277 printf("\tSecondary status: SERR\n");
2279 printf("\tBridgeCtl: Parity%c SERR%c ISA%c VGA%c MAbort%c >Reset%c 16bInt%c PostWrite%c\n",
2280 FLAG(brc, PCI_CB_BRIDGE_CTL_PARITY),
2281 FLAG(brc, PCI_CB_BRIDGE_CTL_SERR),
2282 FLAG(brc, PCI_CB_BRIDGE_CTL_ISA),
2283 FLAG(brc, PCI_CB_BRIDGE_CTL_VGA),
2284 FLAG(brc, PCI_CB_BRIDGE_CTL_MASTER_ABORT),
2285 FLAG(brc, PCI_CB_BRIDGE_CTL_CB_RESET),
2286 FLAG(brc, PCI_CB_BRIDGE_CTL_16BIT_INT),
2287 FLAG(brc, PCI_CB_BRIDGE_CTL_POST_WRITES));
2289 if (d->config_cached < 128)
2291 printf("\t<access denied to the rest>\n");
2295 exca = get_conf_word(d, PCI_CB_LEGACY_MODE_BASE);
2297 printf("\t16-bit legacy interface ports at %04x\n", exca);
2301 show_verbose(struct device *d)
2303 struct pci_dev *p = d->dev;
2304 word status = get_conf_word(d, PCI_STATUS);
2305 word cmd = get_conf_word(d, PCI_COMMAND);
2306 word class = p->device_class;
2307 byte bist = get_conf_byte(d, PCI_BIST);
2308 byte htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f;
2309 byte latency = get_conf_byte(d, PCI_LATENCY_TIMER);
2310 byte cache_line = get_conf_byte(d, PCI_CACHE_LINE_SIZE);
2311 byte max_lat, min_gnt;
2312 byte int_pin = get_conf_byte(d, PCI_INTERRUPT_PIN);
2313 unsigned int irq = p->irq;
2314 word subsys_v, subsys_d;
2315 char ssnamebuf[256];
2321 case PCI_HEADER_TYPE_NORMAL:
2322 if (class == PCI_CLASS_BRIDGE_PCI)
2323 printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
2324 max_lat = get_conf_byte(d, PCI_MAX_LAT);
2325 min_gnt = get_conf_byte(d, PCI_MIN_GNT);
2327 case PCI_HEADER_TYPE_BRIDGE:
2328 if ((class >> 8) != PCI_BASE_CLASS_BRIDGE)
2329 printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
2330 irq = int_pin = min_gnt = max_lat = 0;
2332 case PCI_HEADER_TYPE_CARDBUS:
2333 if ((class >> 8) != PCI_BASE_CLASS_BRIDGE)
2334 printf("\t!!! Invalid class %04x for header type %02x\n", class, htype);
2335 min_gnt = max_lat = 0;
2338 printf("\t!!! Unknown header type %02x\n", htype);
2342 get_subid(d, &subsys_v, &subsys_d);
2343 if (subsys_v && subsys_v != 0xffff)
2344 printf("\tSubsystem: %s\n",
2345 pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf),
2346 PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
2347 p->vendor_id, p->device_id, subsys_v, subsys_d));
2351 printf("\tControl: I/O%c Mem%c BusMaster%c SpecCycle%c MemWINV%c VGASnoop%c ParErr%c Stepping%c SERR%c FastB2B%c DisINTx%c\n",
2352 FLAG(cmd, PCI_COMMAND_IO),
2353 FLAG(cmd, PCI_COMMAND_MEMORY),
2354 FLAG(cmd, PCI_COMMAND_MASTER),
2355 FLAG(cmd, PCI_COMMAND_SPECIAL),
2356 FLAG(cmd, PCI_COMMAND_INVALIDATE),
2357 FLAG(cmd, PCI_COMMAND_VGA_PALETTE),
2358 FLAG(cmd, PCI_COMMAND_PARITY),
2359 FLAG(cmd, PCI_COMMAND_WAIT),
2360 FLAG(cmd, PCI_COMMAND_SERR),
2361 FLAG(cmd, PCI_COMMAND_FAST_BACK),
2362 FLAG(cmd, PCI_COMMAND_DISABLE_INTx));
2363 printf("\tStatus: Cap%c 66MHz%c UDF%c FastB2B%c ParErr%c DEVSEL=%s >TAbort%c <TAbort%c <MAbort%c >SERR%c <PERR%c INTx%c\n",
2364 FLAG(status, PCI_STATUS_CAP_LIST),
2365 FLAG(status, PCI_STATUS_66MHZ),
2366 FLAG(status, PCI_STATUS_UDF),
2367 FLAG(status, PCI_STATUS_FAST_BACK),
2368 FLAG(status, PCI_STATUS_PARITY),
2369 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_SLOW) ? "slow" :
2370 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_MEDIUM) ? "medium" :
2371 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??",
2372 FLAG(status, PCI_STATUS_SIG_TARGET_ABORT),
2373 FLAG(status, PCI_STATUS_REC_TARGET_ABORT),
2374 FLAG(status, PCI_STATUS_REC_MASTER_ABORT),
2375 FLAG(status, PCI_STATUS_SIG_SYSTEM_ERROR),
2376 FLAG(status, PCI_STATUS_DETECTED_PARITY),
2377 FLAG(status, PCI_STATUS_INTx));
2378 if (cmd & PCI_COMMAND_MASTER)
2380 printf("\tLatency: %d", latency);
2381 if (min_gnt || max_lat)
2385 printf("%dns min", min_gnt*250);
2386 if (min_gnt && max_lat)
2389 printf("%dns max", max_lat*250);
2393 printf(", Cache Line Size: %d bytes", cache_line * 4);
2397 printf("\tInterrupt: pin %c routed to IRQ " PCIIRQ_FMT "\n",
2398 (int_pin ? 'A' + int_pin - 1 : '?'), irq);
2402 printf("\tFlags: ");
2403 if (cmd & PCI_COMMAND_MASTER)
2404 printf("bus master, ");
2405 if (cmd & PCI_COMMAND_VGA_PALETTE)
2406 printf("VGA palette snoop, ");
2407 if (cmd & PCI_COMMAND_WAIT)
2408 printf("stepping, ");
2409 if (cmd & PCI_COMMAND_FAST_BACK)
2410 printf("fast Back2Back, ");
2411 if (status & PCI_STATUS_66MHZ)
2413 if (status & PCI_STATUS_UDF)
2414 printf("user-definable features, ");
2416 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_SLOW) ? "slow" :
2417 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_MEDIUM) ? "medium" :
2418 ((status & PCI_STATUS_DEVSEL_MASK) == PCI_STATUS_DEVSEL_FAST) ? "fast" : "??");
2419 if (cmd & PCI_COMMAND_MASTER)
2420 printf(", latency %d", latency);
2422 printf(", IRQ " PCIIRQ_FMT, irq);
2426 if (bist & PCI_BIST_CAPABLE)
2428 if (bist & PCI_BIST_START)
2429 printf("\tBIST is running\n");
2431 printf("\tBIST result: %02x\n", bist & PCI_BIST_CODE_MASK);
2436 case PCI_HEADER_TYPE_NORMAL:
2439 case PCI_HEADER_TYPE_BRIDGE:
2442 case PCI_HEADER_TYPE_CARDBUS:
2448 /*** Machine-readable dumps ***/
2451 show_hex_dump(struct device *d)
2453 unsigned int i, cnt;
2455 cnt = d->config_cached;
2456 if (opt_hex >= 3 && config_fetch(d, cnt, 256-cnt))
2459 if (opt_hex >= 4 && config_fetch(d, 256, 4096-256))
2463 for(i=0; i<cnt; i++)
2467 printf(" %02x", get_conf_byte(d, i));
2474 print_shell_escaped(char *c)
2479 if (*c == '"' || *c == '\\')
2487 show_machine(struct device *d)
2489 struct pci_dev *p = d->dev;
2492 char classbuf[128], vendbuf[128], devbuf[128], svbuf[128], sdbuf[128];
2494 get_subid(d, &sv_id, &sd_id);
2498 printf((opt_machine >= 2) ? "Slot:\t" : "Device:\t");
2501 printf("Class:\t%s\n",
2502 pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class));
2503 printf("Vendor:\t%s\n",
2504 pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id));
2505 printf("Device:\t%s\n",
2506 pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id));
2507 if (sv_id && sv_id != 0xffff)
2509 printf("SVendor:\t%s\n",
2510 pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id));
2511 printf("SDevice:\t%s\n",
2512 pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, sv_id, sd_id));
2514 if (c = get_conf_byte(d, PCI_REVISION_ID))
2515 printf("Rev:\t%02x\n", c);
2516 if (c = get_conf_byte(d, PCI_CLASS_PROG))
2517 printf("ProgIf:\t%02x\n", c);
2519 show_kernel_machine(d);
2524 print_shell_escaped(pci_lookup_name(pacc, classbuf, sizeof(classbuf), PCI_LOOKUP_CLASS, p->device_class));
2525 print_shell_escaped(pci_lookup_name(pacc, vendbuf, sizeof(vendbuf), PCI_LOOKUP_VENDOR, p->vendor_id, p->device_id));
2526 print_shell_escaped(pci_lookup_name(pacc, devbuf, sizeof(devbuf), PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id));
2527 if (c = get_conf_byte(d, PCI_REVISION_ID))
2528 printf(" -r%02x", c);
2529 if (c = get_conf_byte(d, PCI_CLASS_PROG))
2530 printf(" -p%02x", c);
2531 if (sv_id && sv_id != 0xffff)
2533 print_shell_escaped(pci_lookup_name(pacc, svbuf, sizeof(svbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR, sv_id));
2534 print_shell_escaped(pci_lookup_name(pacc, sdbuf, sizeof(sdbuf), PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_DEVICE, p->vendor_id, p->device_id, sv_id, sd_id));
2537 printf(" \"\" \"\"");
2542 /*** Main show function ***/
2545 show_device(struct device *d)
2555 if (opt_kernel || verbose)
2560 if (verbose || opt_hex)
2569 for(d=first_dev; d; d=d->next)
2573 /*** Tree output ***/
2576 struct bridge *chain; /* Single-linked list of bridges */
2577 struct bridge *next, *child; /* Tree of bridges */
2578 struct bus *first_bus; /* List of buses connected to this bridge */
2579 unsigned int domain;
2580 unsigned int primary, secondary, subordinate; /* Bus numbers */
2581 struct device *br_dev;
2585 unsigned int domain;
2586 unsigned int number;
2587 struct bus *sibling;
2588 struct device *first_dev, **last_dev;
2591 static struct bridge host_bridge = { NULL, NULL, NULL, NULL, 0, ~0, 0, ~0, NULL };
2594 find_bus(struct bridge *b, unsigned int domain, unsigned int n)
2598 for(bus=b->first_bus; bus; bus=bus->sibling)
2599 if (bus->domain == domain && bus->number == n)
2605 new_bus(struct bridge *b, unsigned int domain, unsigned int n)
2607 struct bus *bus = xmalloc(sizeof(struct bus));
2608 bus->domain = domain;
2610 bus->sibling = b->first_bus;
2611 bus->first_dev = NULL;
2612 bus->last_dev = &bus->first_dev;
2618 insert_dev(struct device *d, struct bridge *b)
2620 struct pci_dev *p = d->dev;
2623 if (! (bus = find_bus(b, p->domain, p->bus)))
2626 for(c=b->child; c; c=c->next)
2627 if (c->domain == p->domain && c->secondary <= p->bus && p->bus <= c->subordinate)
2632 bus = new_bus(b, p->domain, p->bus);
2634 /* Simple insertion at the end _does_ guarantee the correct order as the
2635 * original device list was sorted by (domain, bus, devfn) lexicographically
2636 * and all devices on the new list have the same bus number.
2639 bus->last_dev = &d->next;
2646 struct device *d, *d2;
2647 struct bridge **last_br, *b;
2649 /* Build list of bridges */
2651 last_br = &host_bridge.chain;
2652 for(d=first_dev; d; d=d->next)
2654 word class = d->dev->device_class;
2655 byte ht = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f;
2656 if (class == PCI_CLASS_BRIDGE_PCI &&
2657 (ht == PCI_HEADER_TYPE_BRIDGE || ht == PCI_HEADER_TYPE_CARDBUS))
2659 b = xmalloc(sizeof(struct bridge));
2660 b->domain = d->dev->domain;
2661 if (ht == PCI_HEADER_TYPE_BRIDGE)
2663 b->primary = get_conf_byte(d, PCI_PRIMARY_BUS);
2664 b->secondary = get_conf_byte(d, PCI_SECONDARY_BUS);
2665 b->subordinate = get_conf_byte(d, PCI_SUBORDINATE_BUS);
2669 b->primary = get_conf_byte(d, PCI_CB_PRIMARY_BUS);
2670 b->secondary = get_conf_byte(d, PCI_CB_CARD_BUS);
2671 b->subordinate = get_conf_byte(d, PCI_CB_SUBORDINATE_BUS);
2674 last_br = &b->chain;
2675 b->next = b->child = NULL;
2676 b->first_bus = NULL;
2682 /* Create a bridge tree */
2684 for(b=&host_bridge; b; b=b->chain)
2686 struct bridge *c, *best;
2688 for(c=&host_bridge; c; c=c->chain)
2689 if (c != b && (c == &host_bridge || b->domain == c->domain) &&
2690 b->primary >= c->secondary && b->primary <= c->subordinate &&
2691 (!best || best->subordinate - best->primary > c->subordinate - c->primary))
2695 b->next = best->child;
2700 /* Insert secondary bus for each bridge */
2702 for(b=&host_bridge; b; b=b->chain)
2703 if (!find_bus(b, b->domain, b->secondary))
2704 new_bus(b, b->domain, b->secondary);
2706 /* Create bus structs and link devices */
2708 for(d=first_dev; d;)
2711 insert_dev(d, &host_bridge);
2717 print_it(char *line, char *p)
2721 fputs(line, stdout);
2722 for(p=line; *p; p++)
2723 if (*p == '+' || *p == '|')
2729 static void show_tree_bridge(struct bridge *, char *, char *);
2732 show_tree_dev(struct device *d, char *line, char *p)
2734 struct pci_dev *q = d->dev;
2738 p += sprintf(p, "%02x.%x", q->dev, q->func);
2739 for(b=&host_bridge; b; b=b->chain)
2742 if (b->secondary == b->subordinate)
2743 p += sprintf(p, "-[%04x:%02x]-", b->domain, b->secondary);
2745 p += sprintf(p, "-[%04x:%02x-%02x]-", b->domain, b->secondary, b->subordinate);
2746 show_tree_bridge(b, line, p);
2750 p += sprintf(p, " %s",
2751 pci_lookup_name(pacc, namebuf, sizeof(namebuf),
2752 PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE,
2753 q->vendor_id, q->device_id));
2758 show_tree_bus(struct bus *b, char *line, char *p)
2762 else if (!b->first_dev->next)
2766 show_tree_dev(b->first_dev, line, p);
2770 struct device *d = b->first_dev;
2775 show_tree_dev(d, line, p+2);
2780 show_tree_dev(d, line, p+2);
2785 show_tree_bridge(struct bridge *b, char *line, char *p)
2788 if (!b->first_bus->sibling)
2790 if (b == &host_bridge)
2791 p += sprintf(p, "[%04x:%02x]-", b->domain, b->first_bus->number);
2792 show_tree_bus(b->first_bus, line, p);
2796 struct bus *u = b->first_bus;
2801 k = p + sprintf(p, "+-[%04x:%02x]-", u->domain, u->number);
2802 show_tree_bus(u, line, k);
2805 k = p + sprintf(p, "\\-[%04x:%02x]-", u->domain, u->number);
2806 show_tree_bus(u, line, k);
2816 show_tree_bridge(&host_bridge, line, line);
2819 /*** Bus mapping mode ***/
2822 struct bus_bridge *next;
2823 byte this, dev, func, first, last, bug;
2829 struct bus_bridge *bridges, *via;
2832 static struct bus_info *bus_info;
2835 map_bridge(struct bus_info *bi, struct device *d, int np, int ns, int nl)
2837 struct bus_bridge *b = xmalloc(sizeof(struct bus_bridge));
2838 struct pci_dev *p = d->dev;
2840 b->next = bi->bridges;
2842 b->this = get_conf_byte(d, np);
2845 b->first = get_conf_byte(d, ns);
2846 b->last = get_conf_byte(d, nl);
2847 printf("## %02x.%02x:%d is a bridge from %02x to %02x-%02x\n",
2848 p->bus, p->dev, p->func, b->this, b->first, b->last);
2849 if (b->this != p->bus)
2850 printf("!!! Bridge points to invalid primary bus.\n");
2851 if (b->first > b->last)
2853 printf("!!! Bridge points to invalid bus range.\n");
2862 int verbose = pacc->debugging;
2863 struct bus_info *bi = bus_info + bus;
2867 printf("Mapping bus %02x\n", bus);
2868 for(dev = 0; dev < 32; dev++)
2869 if (filter.slot < 0 || filter.slot == dev)
2872 for(func = 0; func < func_limit; func++)
2873 if (filter.func < 0 || filter.func == func)
2875 /* XXX: Bus mapping supports only domain 0 */
2876 struct pci_dev *p = pci_get_dev(pacc, 0, bus, dev, func);
2877 u16 vendor = pci_read_word(p, PCI_VENDOR_ID);
2878 if (vendor && vendor != 0xffff)
2880 if (!func && (pci_read_byte(p, PCI_HEADER_TYPE) & 0x80))
2883 printf("Discovered device %02x:%02x.%d\n", bus, dev, func);
2885 if (d = scan_device(p))
2888 switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f)
2890 case PCI_HEADER_TYPE_BRIDGE:
2891 map_bridge(bi, d, PCI_PRIMARY_BUS, PCI_SECONDARY_BUS, PCI_SUBORDINATE_BUS);
2893 case PCI_HEADER_TYPE_CARDBUS:
2894 map_bridge(bi, d, PCI_CB_PRIMARY_BUS, PCI_CB_CARD_BUS, PCI_CB_SUBORDINATE_BUS);
2900 printf("But it was filtered out.\n");
2908 do_map_bridges(int bus, int min, int max)
2910 struct bus_info *bi = bus_info + bus;
2911 struct bus_bridge *b;
2914 for(b=bi->bridges; b; b=b->next)
2916 if (bus_info[b->first].guestbook)
2918 else if (b->first < min || b->last > max)
2922 bus_info[b->first].via = b;
2923 do_map_bridges(b->first, b->first, b->last);
2933 printf("\nSummary of buses:\n\n");
2934 for(i=0; i<256; i++)
2935 if (bus_info[i].exists && !bus_info[i].guestbook)
2936 do_map_bridges(i, 0, 255);
2937 for(i=0; i<256; i++)
2939 struct bus_info *bi = bus_info + i;
2940 struct bus_bridge *b = bi->via;
2944 printf("%02x: ", i);
2946 printf("Entered via %02x:%02x.%d\n", b->this, b->dev, b->func);
2948 printf("Primary host bus\n");
2950 printf("Secondary host bus (?)\n");
2952 for(b=bi->bridges; b; b=b->next)
2954 printf("\t%02x.%d Bridge to %02x-%02x", b->dev, b->func, b->first, b->last);
2958 printf(" <overlap bug>");
2961 printf(" <crossing bug>");
2972 if (pacc->method == PCI_ACCESS_PROC_BUS_PCI ||
2973 pacc->method == PCI_ACCESS_DUMP)
2974 printf("WARNING: Bus mapping can be reliable only with direct hardware access enabled.\n\n");
2975 bus_info = xmalloc(sizeof(struct bus_info) * 256);
2976 memset(bus_info, 0, sizeof(struct bus_info) * 256);
2977 if (filter.bus >= 0)
2978 do_map_bus(filter.bus);
2982 for(bus=0; bus<256; bus++)
2991 main(int argc, char **argv)
2996 if (argc == 2 && !strcmp(argv[1], "--version"))
2998 puts("lspci version " PCIUTILS_VERSION);
3004 pci_filter_init(pacc, &filter);
3006 while ((i = getopt(argc, argv, options)) != -1)
3010 pacc->numeric_ids++;
3016 pacc->buscentric = 1;
3020 if (msg = pci_filter_parse_slot(&filter, optarg))
3024 if (msg = pci_filter_parse_id(&filter, optarg))
3034 pci_set_name_list_path(pacc, optarg, 0);
3040 opt_pcimap = optarg;
3063 die("DNS queries are not available in this version");
3066 if (parse_generic_option(i, pacc, optarg))
3069 fprintf(stderr, help_msg, pacc->id_file_name);
3077 pacc->id_lookup_mode |= PCI_LOOKUP_NETWORK;
3078 if (opt_query_dns > 1)
3079 pacc->id_lookup_mode |= PCI_LOOKUP_REFRESH_CACHE;
3082 pacc->id_lookup_mode |= PCI_LOOKUP_NETWORK | PCI_LOOKUP_SKIP_LOCAL;
3098 return (seen_errors ? 2 : 0);