2 * The PCI Utilities -- Show Extended Capabilities
4 * Copyright (c) 1997--2010 Martin Mares <mj@ucw.cz>
6 * Can be freely distributed and used under the terms of the GNU GPL.
15 cap_tph(struct device *d, int where)
18 printf("Transaction Processing Hints\n");
22 if (!config_fetch(d, where + PCI_TPH_CAPABILITIES, 4))
25 tph_cap = get_conf_long(d, where + PCI_TPH_CAPABILITIES);
27 if (tph_cap & PCI_TPH_INTVEC_SUP)
28 printf("\t\tInterrupt vector mode supported\n");
29 if (tph_cap & PCI_TPH_DEV_SUP)
30 printf("\t\tDevice specific mode supported\n");
31 if (tph_cap & PCI_TPH_EXT_REQ_SUP)
32 printf("\t\tExtended requester support\n");
34 switch (tph_cap & PCI_TPH_ST_LOC_MASK) {
36 printf("\t\tNo steering table available\n");
39 printf("\t\tSteering table in TPH capability structure\n");
42 printf("\t\tSteering table in MSI-X table\n");
45 printf("\t\tReserved steering table location\n");
51 cap_ltr_scale(u8 scale)
53 return 1 << (scale * 5);
57 cap_ltr(struct device *d, int where)
61 printf("Latency Tolerance Reporting\n");
65 if (!config_fetch(d, where + PCI_LTR_MAX_SNOOP, 4))
68 snoop = get_conf_word(d, where + PCI_LTR_MAX_SNOOP);
69 scale = cap_ltr_scale((snoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK);
70 printf("\t\tMax snoop latency: %lldns\n",
71 ((unsigned long long)snoop & PCI_LTR_VALUE_MASK) * scale);
73 nosnoop = get_conf_word(d, where + PCI_LTR_MAX_NOSNOOP);
74 scale = cap_ltr_scale((nosnoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK);
75 printf("\t\tMax no snoop latency: %lldns\n",
76 ((unsigned long long)nosnoop & PCI_LTR_VALUE_MASK) * scale);
80 cap_dsn(struct device *d, int where)
83 if (!config_fetch(d, where + 4, 8))
85 t1 = get_conf_long(d, where + 4);
86 t2 = get_conf_long(d, where + 8);
87 printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n",
88 t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff,
89 t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff);
93 cap_aer(struct device *d, int where)
97 printf("Advanced Error Reporting\n");
101 if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24))
104 l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
105 printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
106 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
107 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
108 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
109 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
110 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
111 l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
112 printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
113 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
114 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
115 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
116 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
117 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
118 l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
119 printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
120 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
121 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
122 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
123 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
124 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
125 l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
126 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
127 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
128 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
129 l = get_conf_long(d, where + PCI_ERR_COR_MASK);
130 printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
131 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
132 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
133 l = get_conf_long(d, where + PCI_ERR_CAP);
134 printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n",
135 PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
136 FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE));
141 cap_acs(struct device *d, int where)
145 printf("Access Control Services\n");
149 if (!config_fetch(d, where + PCI_ACS_CAP, 4))
152 w = get_conf_word(d, where + PCI_ACS_CAP);
153 printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
155 FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED),
156 FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS),
157 FLAG(w, PCI_ACS_CAP_TRANS));
158 w = get_conf_word(d, where + PCI_ACS_CTRL);
159 printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
161 FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED),
162 FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS),
163 FLAG(w, PCI_ACS_CTRL_TRANS));
167 cap_ari(struct device *d, int where)
171 printf("Alternative Routing-ID Interpretation (ARI)\n");
175 if (!config_fetch(d, where + PCI_ARI_CAP, 4))
178 w = get_conf_word(d, where + PCI_ARI_CAP);
179 printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n",
180 FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS),
182 w = get_conf_word(d, where + PCI_ARI_CTRL);
183 printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n",
184 FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS),
189 cap_ats(struct device *d, int where)
193 printf("Address Translation Service (ATS)\n");
197 if (!config_fetch(d, where + PCI_ATS_CAP, 4))
200 w = get_conf_word(d, where + PCI_ATS_CAP);
201 printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w));
202 w = get_conf_word(d, where + PCI_ATS_CTRL);
203 printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n",
204 FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w));
208 cap_pri(struct device *d, int where)
213 printf("Page Request Interface (PRI)\n");
217 if (!config_fetch(d, where + PCI_PRI_CTRL, 0xc))
220 w = get_conf_word(d, where + PCI_PRI_CTRL);
221 printf("\t\tPRICtl: Enable%c Reset%c\n",
222 FLAG(w, PCI_PRI_CTRL_ENABLE), FLAG(w, PCI_PRI_CTRL_RESET));
223 w = get_conf_word(d, where + PCI_PRI_STATUS);
224 printf("\t\tPRISta: RF%c UPRGI%c Stopped%c\n",
225 FLAG(w, PCI_PRI_STATUS_RF), FLAG(w, PCI_PRI_STATUS_UPRGI),
226 FLAG(w, PCI_PRI_STATUS_STOPPED));
227 l = get_conf_long(d, where + PCI_PRI_MAX_REQ);
228 printf("\t\tPage Request Capacity: %08x, ", l);
229 l = get_conf_long(d, where + PCI_PRI_ALLOC_REQ);
230 printf("Page Request Allocation: %08x\n", l);
234 cap_pasid(struct device *d, int where)
238 printf("Process Address Space ID (PASID)\n");
242 if (!config_fetch(d, where + PCI_PASID_CAP, 4))
245 w = get_conf_word(d, where + PCI_PASID_CAP);
246 printf("\t\tPASIDCap: Exec%c Priv%c, Max PASID Width: %02x\n",
247 FLAG(w, PCI_PASID_CAP_EXEC), FLAG(w, PCI_PASID_CAP_PRIV),
248 PCI_PASID_CAP_WIDTH(w));
249 w = get_conf_word(d, where + PCI_PASID_CTRL);
250 printf("\t\tPASIDCtl: Enable%c Exec%c Priv%c\n",
251 FLAG(w, PCI_PASID_CTRL_ENABLE), FLAG(w, PCI_PASID_CTRL_EXEC),
252 FLAG(w, PCI_PASID_CTRL_PRIV));
256 cap_sriov(struct device *d, int where)
263 printf("Single Root I/O Virtualization (SR-IOV)\n");
267 if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c))
270 l = get_conf_long(d, where + PCI_IOV_CAP);
271 printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n",
272 FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l));
273 w = get_conf_word(d, where + PCI_IOV_CTRL);
274 printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n",
275 FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME),
276 FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE),
277 FLAG(w, PCI_IOV_CTRL_ARI));
278 w = get_conf_word(d, where + PCI_IOV_STATUS);
279 printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS));
280 w = get_conf_word(d, where + PCI_IOV_INITIALVF);
281 printf("\t\tInitial VFs: %d, ", w);
282 w = get_conf_word(d, where + PCI_IOV_TOTALVF);
283 printf("Total VFs: %d, ", w);
284 w = get_conf_word(d, where + PCI_IOV_NUMVF);
285 printf("Number of VFs: %d, ", w);
286 b = get_conf_byte(d, where + PCI_IOV_FDL);
287 printf("Function Dependency Link: %02x\n", b);
288 w = get_conf_word(d, where + PCI_IOV_OFFSET);
289 printf("\t\tVF offset: %d, ", w);
290 w = get_conf_word(d, where + PCI_IOV_STRIDE);
291 printf("stride: %d, ", w);
292 w = get_conf_word(d, where + PCI_IOV_DID);
293 printf("Device ID: %04x\n", w);
294 l = get_conf_long(d, where + PCI_IOV_SUPPS);
295 printf("\t\tSupported Page Size: %08x, ", l);
296 l = get_conf_long(d, where + PCI_IOV_SYSPS);
297 printf("System Page Size: %08x\n", l);
299 for (i=0; i < PCI_IOV_NUM_BAR; i++)
304 l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i);
309 printf("\t\tRegion %d: Memory at ", i);
310 addr = l & PCI_ADDR_MEM_MASK;
311 type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
312 if (type == PCI_BASE_ADDRESS_MEM_TYPE_64)
315 h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4));
318 printf("%08x (%s-bit, %sprefetchable)\n",
320 (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64",
321 (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
324 l = get_conf_long(d, where + PCI_IOV_MSAO);
325 printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l),
330 cap_vc(struct device *d, int where)
337 static const char ref_clocks[][6] = { "100ns" };
338 static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" };
339 static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" };
342 printf("Virtual Channel\n");
346 if (!config_fetch(d, where + 4, 0x1c - 4))
349 cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1);
350 cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2);
351 ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL);
352 status = get_conf_word(d, where + PCI_VC_PORT_STATUS);
354 evc_cnt = BITS(cr1, 0, 3);
355 printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n",
357 TABLE(ref_clocks, BITS(cr1, 8, 2), buf),
358 1 << BITS(cr1, 10, 2));
362 if (arb_selects[i][0] != '?' || cr2 & (1 << i))
363 printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i));
364 arb_table_pos = BITS(cr2, 24, 8);
366 printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf));
367 printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1));
371 arb_table_pos = where + 16*arb_table_pos;
372 printf("\t\tPort Arbitration Table [%x] <?>\n", arb_table_pos);
375 for (i=0; i<=evc_cnt; i++)
377 int pos = where + PCI_VC_RES_CAP + 12*i;
382 printf("\t\tVC%d:\t", i);
383 if (!config_fetch(d, pos, 12))
385 printf("<unreadable>\n");
388 rcap = get_conf_long(d, pos);
389 rctrl = get_conf_long(d, pos+4);
390 rstatus = get_conf_word(d, pos+10);
392 pat_pos = BITS(rcap, 24, 8);
393 printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n",
395 BITS(rcap, 16, 6) + 1,
396 FLAG(rcap, 1 << 15));
398 printf("\t\t\tArb:");
400 if (vc_arb_selects[j][0] != '?' || rcap & (1 << j))
401 printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j));
403 printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n",
404 FLAG(rctrl, 1 << 31),
406 TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf),
409 printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n",
414 printf("\t\t\tPort Arbitration Table <?>\n");
419 cap_rclink(struct device *d, int where)
424 static const char elt_types[][9] = { "Config", "Egress", "Internal" };
427 printf("Root Complex Link\n");
431 if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4))
434 esd = get_conf_long(d, where + PCI_RCLINK_ESD);
435 num_links = BITS(esd, 8, 8);
436 printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n",
439 TABLE(elt_types, BITS(esd, 0, 8), buf));
441 for (i=0; i<num_links; i++)
443 int pos = where + PCI_RCLINK_LINK1 + i*PCI_RCLINK_LINK_SIZE;
445 u32 addr_lo, addr_hi;
447 printf("\t\tLink%d:\t", i);
448 if (!config_fetch(d, pos, PCI_RCLINK_LINK_SIZE))
450 printf("<unreadable>\n");
453 desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC);
454 addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR);
455 addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4);
457 printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n",
461 ((desc & 2) ? "Config" : "MemMapped"),
469 printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n",
470 BITS(addr_lo, 20, n),
471 BITS(addr_lo, 15, 5),
472 BITS(addr_lo, 12, 3),
476 printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo);
481 cap_evendor(struct device *d, int where)
485 printf("Vendor Specific Information: ");
486 if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4))
488 printf("<unreadable>\n");
492 hdr = get_conf_long(d, where + PCI_EVNDR_HEADER);
493 printf("ID=%04x Rev=%d Len=%03x <?>\n",
500 cap_l1pm(struct device *d, int where)
505 printf("L1 PM Substates\n");
510 if (!config_fetch(d, where + 4, 4))
512 printf("\t\t<unreadable>\n");
516 l1_cap = get_conf_long(d, where + 4);
517 printf("\t\tL1SubCap: ");
518 printf("PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c L1_PM_Substates%c\n",
525 if (BITS(l1_cap, 0, 1) || BITS(l1_cap, 2, 1))
527 printf("\t\t\t PortCommonModeRestoreTime=%dus ",
530 power_on_scale = BITS(l1_cap, 16, 2);
532 printf("PortTPowerOnTime=");
533 switch (power_on_scale)
536 printf("%dus\n", BITS(l1_cap, 19, 5) * 2);
539 printf("%dus\n", BITS(l1_cap, 19, 5) * 10);
542 printf("%dus\n", BITS(l1_cap, 19, 5) * 100);
552 cap_ptm(struct device *d, int where)
557 printf("Precision Time Measurement\n");
562 if (!config_fetch(d, where + 4, 8))
564 printf("\t\t<unreadable>\n");
568 buff = get_conf_long(d, where + 4);
569 printf("\t\tPTMCap: ");
570 printf("Requester:%c Responder:%c Root:%c\n",
575 clock = BITS(buff, 8, 8);
576 printf("\t\tPTMClockGranularity: ");
580 printf("Unimplemented\n");
583 printf("Greater than 254ns\n");
586 printf("%huns\n", clock);
589 buff = get_conf_long(d, where + 8);
590 printf("\t\tPTMControl: ");
591 printf("Enabled:%c RootSelected:%c\n",
595 clock = BITS(buff, 8, 8);
596 printf("\t\tPTMEffectiveGranularity: ");
603 printf("Greater than 254ns\n");
606 printf("%huns\n", clock);
611 show_ext_caps(struct device *d)
614 char been_there[0x1000];
615 memset(been_there, 0, 0x1000);
621 if (!config_fetch(d, where, 4))
623 header = get_conf_long(d, where);
626 id = header & 0xffff;
627 version = (header >> 16) & 0xf;
628 printf("\tCapabilities: [%03x", where);
630 printf(" v%d", version);
632 if (been_there[where]++)
634 printf("<chain looped>\n");
639 case PCI_EXT_CAP_ID_AER:
642 case PCI_EXT_CAP_ID_VC:
643 case PCI_EXT_CAP_ID_VC2:
646 case PCI_EXT_CAP_ID_DSN:
649 case PCI_EXT_CAP_ID_PB:
650 printf("Power Budgeting <?>\n");
652 case PCI_EXT_CAP_ID_RCLINK:
653 cap_rclink(d, where);
655 case PCI_EXT_CAP_ID_RCILINK:
656 printf("Root Complex Internal Link <?>\n");
658 case PCI_EXT_CAP_ID_RCECOLL:
659 printf("Root Complex Event Collector <?>\n");
661 case PCI_EXT_CAP_ID_MFVC:
662 printf("Multi-Function Virtual Channel <?>\n");
664 case PCI_EXT_CAP_ID_RBCB:
665 printf("Root Bridge Control Block <?>\n");
667 case PCI_EXT_CAP_ID_VNDR:
668 cap_evendor(d, where);
670 case PCI_EXT_CAP_ID_ACS:
673 case PCI_EXT_CAP_ID_ARI:
676 case PCI_EXT_CAP_ID_ATS:
679 case PCI_EXT_CAP_ID_SRIOV:
682 case PCI_EXT_CAP_ID_PRI:
685 case PCI_EXT_CAP_ID_TPH:
688 case PCI_EXT_CAP_ID_LTR:
691 case PCI_EXT_CAP_ID_PASID:
694 case PCI_EXT_CAP_ID_L1PM:
697 case PCI_EXT_CAP_ID_PTM:
701 printf("#%02x\n", id);
704 where = (header >> 20) & ~3;