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, int type)
95 u32 l, l0, l1, l2, l3;
98 printf("Advanced Error Reporting\n");
102 if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 40))
105 l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
106 printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
107 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
108 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
109 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
110 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
111 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
112 l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
113 printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
114 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
115 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
116 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
117 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
118 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
119 l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
120 printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
121 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
122 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
123 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
124 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
125 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
126 l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
127 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c AdvNonFatalErr%c\n",
128 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
129 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
130 l = get_conf_long(d, where + PCI_ERR_COR_MASK);
131 printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c AdvNonFatalErr%c\n",
132 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
133 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
134 l = get_conf_long(d, where + PCI_ERR_CAP);
135 printf("\t\tAERCap:\tFirst Error Pointer: %02x, ECRCGenCap%c ECRCGenEn%c ECRCChkCap%c ECRCChkEn%c\n"
136 "\t\t\tMultHdrRecCap%c MultHdrRecEn%c TLPPfxPres%c HdrLogCap%c\n",
137 PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
138 FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE),
139 FLAG(l, PCI_ERR_CAP_MULT_HDRC), FLAG(l, PCI_ERR_CAP_MULT_HDRE),
140 FLAG(l, PCI_ERR_CAP_TLP_PFX), FLAG(l, PCI_ERR_CAP_HDR_LOG));
142 l0 = get_conf_long(d, where + PCI_ERR_HEADER_LOG);
143 l1 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 4);
144 l2 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 8);
145 l3 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 12);
146 printf("\t\tHeaderLog: %08x %08x %08x %08x\n", l0, l1, l2, l3);
148 if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ROOT_EC)
150 if (!config_fetch(d, where + PCI_ERR_ROOT_COMMAND, 12))
153 l = get_conf_long(d, where + PCI_ERR_ROOT_COMMAND);
154 printf("\t\tRootCmd: CERptEn%c NFERptEn%c FERptEn%c\n",
155 FLAG(l, PCI_ERR_ROOT_CMD_COR_EN),
156 FLAG(l, PCI_ERR_ROOT_CMD_NONFATAL_EN),
157 FLAG(l, PCI_ERR_ROOT_CMD_FATAL_EN));
159 l = get_conf_long(d, where + PCI_ERR_ROOT_STATUS);
160 printf("\t\tRootSta: CERcvd%c MultCERcvd%c UERcvd%c MultUERcvd%c\n"
161 "\t\t\t FirstFatal%c NonFatalMsg%c FatalMsg%c IntMsg %d\n",
162 FLAG(l, PCI_ERR_ROOT_COR_RCV),
163 FLAG(l, PCI_ERR_ROOT_MULTI_COR_RCV),
164 FLAG(l, PCI_ERR_ROOT_UNCOR_RCV),
165 FLAG(l, PCI_ERR_ROOT_MULTI_UNCOR_RCV),
166 FLAG(l, PCI_ERR_ROOT_FIRST_FATAL),
167 FLAG(l, PCI_ERR_ROOT_NONFATAL_RCV),
168 FLAG(l, PCI_ERR_ROOT_FATAL_RCV),
171 w = get_conf_word(d, where + PCI_ERR_ROOT_COR_SRC);
172 printf("\t\tErrorSrc: ERR_COR: %04x ", w);
174 w = get_conf_word(d, where + PCI_ERR_ROOT_SRC);
175 printf("ERR_FATAL/NONFATAL: %04x\n", w);
179 static void cap_dpc(struct device *d, int where)
183 printf("Downstream Port Containment\n");
187 if (!config_fetch(d, where + PCI_DPC_CAP, 8))
190 l = get_conf_word(d, where + PCI_DPC_CAP);
191 printf("\t\tDpcCap:\tINT Msg #%d, RPExt%c PoisonedTLP%c SwTrigger%c RP PIO Log %d, DL_ActiveErr%c\n",
192 PCI_DPC_CAP_INT_MSG(l), FLAG(l, PCI_DPC_CAP_RP_EXT), FLAG(l, PCI_DPC_CAP_TLP_BLOCK),
193 FLAG(l, PCI_DPC_CAP_SW_TRIGGER), PCI_DPC_CAP_RP_LOG(l), FLAG(l, PCI_DPC_CAP_DL_ACT_ERR));
195 l = get_conf_word(d, where + PCI_DPC_CTL);
196 printf("\t\tDpcCtl:\tTrigger:%x Cmpl%c INT%c ErrCor%c PoisonedTLP%c SwTrigger%c DL_ActiveErr%c\n",
197 PCI_DPC_CTL_TRIGGER(l), FLAG(l, PCI_DPC_CTL_CMPL), FLAG(l, PCI_DPC_CTL_INT),
198 FLAG(l, PCI_DPC_CTL_ERR_COR), FLAG(l, PCI_DPC_CTL_TLP), FLAG(l, PCI_DPC_CTL_SW_TRIGGER),
199 FLAG(l, PCI_DPC_CTL_DL_ACTIVE));
201 l = get_conf_word(d, where + PCI_DPC_STATUS);
202 printf("\t\tDpcSta:\tTrigger%c Reason:%02x INT%c RPBusy%c TriggerExt:%02x RP PIO ErrPtr:%02x\n",
203 FLAG(l, PCI_DPC_STS_TRIGGER), PCI_DPC_STS_REASON(l), FLAG(l, PCI_DPC_STS_INT),
204 FLAG(l, PCI_DPC_STS_RP_BUSY), PCI_DPC_STS_TRIGGER_EXT(l), PCI_DPC_STS_PIO_FEP(l));
206 l = get_conf_word(d, where + PCI_DPC_SOURCE);
207 printf("\t\tSource:\t%04x\n", l);
211 cap_acs(struct device *d, int where)
215 printf("Access Control Services\n");
219 if (!config_fetch(d, where + PCI_ACS_CAP, 4))
222 w = get_conf_word(d, where + PCI_ACS_CAP);
223 printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
225 FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED),
226 FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS),
227 FLAG(w, PCI_ACS_CAP_TRANS));
228 w = get_conf_word(d, where + PCI_ACS_CTRL);
229 printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
231 FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED),
232 FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS),
233 FLAG(w, PCI_ACS_CTRL_TRANS));
237 cap_ari(struct device *d, int where)
241 printf("Alternative Routing-ID Interpretation (ARI)\n");
245 if (!config_fetch(d, where + PCI_ARI_CAP, 4))
248 w = get_conf_word(d, where + PCI_ARI_CAP);
249 printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n",
250 FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS),
252 w = get_conf_word(d, where + PCI_ARI_CTRL);
253 printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n",
254 FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS),
259 cap_ats(struct device *d, int where)
263 printf("Address Translation Service (ATS)\n");
267 if (!config_fetch(d, where + PCI_ATS_CAP, 4))
270 w = get_conf_word(d, where + PCI_ATS_CAP);
271 printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w));
272 w = get_conf_word(d, where + PCI_ATS_CTRL);
273 printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n",
274 FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w));
278 cap_pri(struct device *d, int where)
283 printf("Page Request Interface (PRI)\n");
287 if (!config_fetch(d, where + PCI_PRI_CTRL, 0xc))
290 w = get_conf_word(d, where + PCI_PRI_CTRL);
291 printf("\t\tPRICtl: Enable%c Reset%c\n",
292 FLAG(w, PCI_PRI_CTRL_ENABLE), FLAG(w, PCI_PRI_CTRL_RESET));
293 w = get_conf_word(d, where + PCI_PRI_STATUS);
294 printf("\t\tPRISta: RF%c UPRGI%c Stopped%c\n",
295 FLAG(w, PCI_PRI_STATUS_RF), FLAG(w, PCI_PRI_STATUS_UPRGI),
296 FLAG(w, PCI_PRI_STATUS_STOPPED));
297 l = get_conf_long(d, where + PCI_PRI_MAX_REQ);
298 printf("\t\tPage Request Capacity: %08x, ", l);
299 l = get_conf_long(d, where + PCI_PRI_ALLOC_REQ);
300 printf("Page Request Allocation: %08x\n", l);
304 cap_pasid(struct device *d, int where)
308 printf("Process Address Space ID (PASID)\n");
312 if (!config_fetch(d, where + PCI_PASID_CAP, 4))
315 w = get_conf_word(d, where + PCI_PASID_CAP);
316 printf("\t\tPASIDCap: Exec%c Priv%c, Max PASID Width: %02x\n",
317 FLAG(w, PCI_PASID_CAP_EXEC), FLAG(w, PCI_PASID_CAP_PRIV),
318 PCI_PASID_CAP_WIDTH(w));
319 w = get_conf_word(d, where + PCI_PASID_CTRL);
320 printf("\t\tPASIDCtl: Enable%c Exec%c Priv%c\n",
321 FLAG(w, PCI_PASID_CTRL_ENABLE), FLAG(w, PCI_PASID_CTRL_EXEC),
322 FLAG(w, PCI_PASID_CTRL_PRIV));
326 cap_sriov(struct device *d, int where)
333 printf("Single Root I/O Virtualization (SR-IOV)\n");
337 if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c))
340 l = get_conf_long(d, where + PCI_IOV_CAP);
341 printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n",
342 FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l));
343 w = get_conf_word(d, where + PCI_IOV_CTRL);
344 printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n",
345 FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME),
346 FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE),
347 FLAG(w, PCI_IOV_CTRL_ARI));
348 w = get_conf_word(d, where + PCI_IOV_STATUS);
349 printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS));
350 w = get_conf_word(d, where + PCI_IOV_INITIALVF);
351 printf("\t\tInitial VFs: %d, ", w);
352 w = get_conf_word(d, where + PCI_IOV_TOTALVF);
353 printf("Total VFs: %d, ", w);
354 w = get_conf_word(d, where + PCI_IOV_NUMVF);
355 printf("Number of VFs: %d, ", w);
356 b = get_conf_byte(d, where + PCI_IOV_FDL);
357 printf("Function Dependency Link: %02x\n", b);
358 w = get_conf_word(d, where + PCI_IOV_OFFSET);
359 printf("\t\tVF offset: %d, ", w);
360 w = get_conf_word(d, where + PCI_IOV_STRIDE);
361 printf("stride: %d, ", w);
362 w = get_conf_word(d, where + PCI_IOV_DID);
363 printf("Device ID: %04x\n", w);
364 l = get_conf_long(d, where + PCI_IOV_SUPPS);
365 printf("\t\tSupported Page Size: %08x, ", l);
366 l = get_conf_long(d, where + PCI_IOV_SYSPS);
367 printf("System Page Size: %08x\n", l);
369 for (i=0; i < PCI_IOV_NUM_BAR; i++)
374 l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i);
379 printf("\t\tRegion %d: Memory at ", i);
380 addr = l & PCI_ADDR_MEM_MASK;
381 type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
382 if (type == PCI_BASE_ADDRESS_MEM_TYPE_64)
385 h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4));
388 printf("%08x (%s-bit, %sprefetchable)\n",
390 (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64",
391 (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
394 l = get_conf_long(d, where + PCI_IOV_MSAO);
395 printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l),
400 cap_vc(struct device *d, int where)
407 static const char ref_clocks[][6] = { "100ns" };
408 static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" };
409 static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" };
412 printf("Virtual Channel\n");
416 if (!config_fetch(d, where + 4, 0x1c - 4))
419 cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1);
420 cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2);
421 ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL);
422 status = get_conf_word(d, where + PCI_VC_PORT_STATUS);
424 evc_cnt = BITS(cr1, 0, 3);
425 printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n",
427 TABLE(ref_clocks, BITS(cr1, 8, 2), buf),
428 1 << BITS(cr1, 10, 2));
432 if (arb_selects[i][0] != '?' || cr2 & (1 << i))
433 printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i));
434 arb_table_pos = BITS(cr2, 24, 8);
436 printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf));
437 printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1));
441 arb_table_pos = where + 16*arb_table_pos;
442 printf("\t\tPort Arbitration Table [%x] <?>\n", arb_table_pos);
445 for (i=0; i<=evc_cnt; i++)
447 int pos = where + PCI_VC_RES_CAP + 12*i;
452 printf("\t\tVC%d:\t", i);
453 if (!config_fetch(d, pos, 12))
455 printf("<unreadable>\n");
458 rcap = get_conf_long(d, pos);
459 rctrl = get_conf_long(d, pos+4);
460 rstatus = get_conf_word(d, pos+10);
462 pat_pos = BITS(rcap, 24, 8);
463 printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n",
465 BITS(rcap, 16, 6) + 1,
466 FLAG(rcap, 1 << 15));
468 printf("\t\t\tArb:");
470 if (vc_arb_selects[j][0] != '?' || rcap & (1 << j))
471 printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j));
473 printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n",
474 FLAG(rctrl, 1 << 31),
476 TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf),
479 printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n",
484 printf("\t\t\tPort Arbitration Table <?>\n");
489 cap_rclink(struct device *d, int where)
494 static const char elt_types[][9] = { "Config", "Egress", "Internal" };
497 printf("Root Complex Link\n");
501 if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4))
504 esd = get_conf_long(d, where + PCI_RCLINK_ESD);
505 num_links = BITS(esd, 8, 8);
506 printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n",
509 TABLE(elt_types, BITS(esd, 0, 8), buf));
511 for (i=0; i<num_links; i++)
513 int pos = where + PCI_RCLINK_LINK1 + i*PCI_RCLINK_LINK_SIZE;
515 u32 addr_lo, addr_hi;
517 printf("\t\tLink%d:\t", i);
518 if (!config_fetch(d, pos, PCI_RCLINK_LINK_SIZE))
520 printf("<unreadable>\n");
523 desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC);
524 addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR);
525 addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4);
527 printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n",
531 ((desc & 2) ? "Config" : "MemMapped"),
539 printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n",
540 BITS(addr_lo, 20, n),
541 BITS(addr_lo, 15, 5),
542 BITS(addr_lo, 12, 3),
546 printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo);
551 cap_evendor(struct device *d, int where)
555 printf("Vendor Specific Information: ");
556 if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4))
558 printf("<unreadable>\n");
562 hdr = get_conf_long(d, where + PCI_EVNDR_HEADER);
563 printf("ID=%04x Rev=%d Len=%03x <?>\n",
569 static int l1pm_calc_pwron(int scale, int value)
584 cap_l1pm(struct device *d, int where)
586 u32 l1_cap, val, scale;
589 printf("L1 PM Substates\n");
594 if (!config_fetch(d, where + PCI_L1PM_SUBSTAT_CAP, 12))
596 printf("\t\t<unreadable>\n");
600 l1_cap = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CAP);
601 printf("\t\tL1SubCap: ");
602 printf("PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c L1_PM_Substates%c\n",
603 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L12),
604 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L11),
605 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L12),
606 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L11),
607 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_L1PM_SUPP));
609 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
611 printf("\t\t\t PortCommonModeRestoreTime=%dus ", BITS(l1_cap, 8, 8));
612 time = l1pm_calc_pwron(BITS(l1_cap, 16, 2), BITS(l1_cap, 19, 5));
614 printf("PortTPowerOnTime=%dus\n", time);
616 printf("PortTPowerOnTime=<error>\n");
619 val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL1);
620 printf("\t\tL1SubCtl1: PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c\n",
621 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L12),
622 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L11),
623 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L12),
624 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L11));
626 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
627 printf("\t\t\t T_CommonMode=%dus", BITS(val, 8, 8));
629 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
631 scale = BITS(val, 29, 3);
633 printf(" LTR1.2_Threshold=<error>");
635 printf(" LTR1.2_Threshold=%lldns", BITS(val, 16, 10) * (unsigned long long) cap_ltr_scale(scale));
639 val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL2);
640 printf("\t\tL1SubCtl2:");
641 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
643 time = l1pm_calc_pwron(BITS(val, 0, 2), BITS(val, 3, 5));
645 printf(" T_PwrOn=%dus", time);
647 printf(" T_PwrOn=<error>");
653 cap_ptm(struct device *d, int where)
658 printf("Precision Time Measurement\n");
663 if (!config_fetch(d, where + 4, 8))
665 printf("\t\t<unreadable>\n");
669 buff = get_conf_long(d, where + 4);
670 printf("\t\tPTMCap: ");
671 printf("Requester:%c Responder:%c Root:%c\n",
676 clock = BITS(buff, 8, 8);
677 printf("\t\tPTMClockGranularity: ");
681 printf("Unimplemented\n");
684 printf("Greater than 254ns\n");
687 printf("%huns\n", clock);
690 buff = get_conf_long(d, where + 8);
691 printf("\t\tPTMControl: ");
692 printf("Enabled:%c RootSelected:%c\n",
696 clock = BITS(buff, 8, 8);
697 printf("\t\tPTMEffectiveGranularity: ");
704 printf("Greater than 254ns\n");
707 printf("%huns\n", clock);
712 show_ext_caps(struct device *d, int type)
715 char been_there[0x1000];
716 memset(been_there, 0, 0x1000);
722 if (!config_fetch(d, where, 4))
724 header = get_conf_long(d, where);
727 id = header & 0xffff;
728 version = (header >> 16) & 0xf;
729 printf("\tCapabilities: [%03x", where);
731 printf(" v%d", version);
733 if (been_there[where]++)
735 printf("<chain looped>\n");
740 case PCI_EXT_CAP_ID_NULL:
743 case PCI_EXT_CAP_ID_AER:
744 cap_aer(d, where, type);
746 case PCI_EXT_CAP_ID_DPC:
749 case PCI_EXT_CAP_ID_VC:
750 case PCI_EXT_CAP_ID_VC2:
753 case PCI_EXT_CAP_ID_DSN:
756 case PCI_EXT_CAP_ID_PB:
757 printf("Power Budgeting <?>\n");
759 case PCI_EXT_CAP_ID_RCLINK:
760 cap_rclink(d, where);
762 case PCI_EXT_CAP_ID_RCILINK:
763 printf("Root Complex Internal Link <?>\n");
765 case PCI_EXT_CAP_ID_RCECOLL:
766 printf("Root Complex Event Collector <?>\n");
768 case PCI_EXT_CAP_ID_MFVC:
769 printf("Multi-Function Virtual Channel <?>\n");
771 case PCI_EXT_CAP_ID_RCRB:
772 printf("Root Complex Register Block <?>\n");
774 case PCI_EXT_CAP_ID_VNDR:
775 cap_evendor(d, where);
777 case PCI_EXT_CAP_ID_ACS:
780 case PCI_EXT_CAP_ID_ARI:
783 case PCI_EXT_CAP_ID_ATS:
786 case PCI_EXT_CAP_ID_SRIOV:
789 case PCI_EXT_CAP_ID_MRIOV:
790 printf("Multi-Root I/O Virtualization <?>\n");
792 case PCI_EXT_CAP_ID_PRI:
795 case PCI_EXT_CAP_ID_REBAR:
796 printf("Resizable BAR <?>\n");
798 case PCI_EXT_CAP_ID_DPA:
799 printf("Dynamic Power Allocation <?>\n");
801 case PCI_EXT_CAP_ID_TPH:
804 case PCI_EXT_CAP_ID_LTR:
807 case PCI_EXT_CAP_ID_SECPCI:
808 printf("Secondary PCI Express <?>\n");
810 case PCI_EXT_CAP_ID_PMUX:
811 printf("Protocol Multiplexing <?>\n");
813 case PCI_EXT_CAP_ID_PASID:
816 case PCI_EXT_CAP_ID_LNR:
817 printf("LN Requester <?>\n");
819 case PCI_EXT_CAP_ID_L1PM:
822 case PCI_EXT_CAP_ID_PTM:
825 case PCI_EXT_CAP_ID_M_PCIE:
826 printf("PCI Express over M_PHY <?>\n");
828 case PCI_EXT_CAP_ID_FRS:
829 printf("FRS Queueing <?>\n");
831 case PCI_EXT_CAP_ID_RTR:
832 printf("Readiness Time Reporting <?>\n");
834 case PCI_EXT_CAP_ID_DVSEC:
835 printf("Designated Vendor-Specific <?>\n");
837 case PCI_EXT_CAP_ID_VF_REBAR:
838 printf("VF Resizable BAR <?>\n");
840 case PCI_EXT_CAP_ID_DLNK:
841 printf("Data Link Feature <?>\n");
843 case PCI_EXT_CAP_ID_16GT:
844 printf("Physical Layer 16.0 GT/s <?>\n");
846 case PCI_EXT_CAP_ID_LMR:
847 printf("Lane Margining at the Receiver <?>\n");
849 case PCI_EXT_CAP_ID_HIER_ID:
850 printf("Hierarchy ID <?>\n");
852 case PCI_EXT_CAP_ID_NPEM:
853 printf("Native PCIe Enclosure Management <?>\n");
856 printf("Extended Capability ID %#02x\n", id);
859 where = (header >> 20) & ~3;