2 * The PCI Utilities -- Show Extended Capabilities
4 * Copyright (c) 1997--2020 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_sec(struct device *d, int where)
82 u32 ctrl3, lane_err_stat;
84 printf("Secondary PCI Express\n");
88 if (!config_fetch(d, where + PCI_SEC_LNKCTL3, 12))
91 ctrl3 = get_conf_word(d, where + PCI_SEC_LNKCTL3);
92 printf("\t\tLnkCtl3: LnkEquIntrruptEn%c PerformEqu%c\n",
93 FLAG(ctrl3, PCI_SEC_LNKCTL3_LNK_EQU_REQ_INTR_EN),
94 FLAG(ctrl3, PCI_SEC_LNKCTL3_PERFORM_LINK_EQU));
96 lane_err_stat = get_conf_word(d, where + PCI_SEC_LANE_ERR);
97 printf("\t\tLaneErrStat: ");
100 printf("LaneErr at lane:");
101 for (lane = 0; lane_err_stat; lane_err_stat >>= 1, lane += 1)
102 if (BITS(lane_err_stat, 0, 1))
111 cap_dsn(struct device *d, int where)
114 if (!config_fetch(d, where + 4, 8))
116 t1 = get_conf_long(d, where + 4);
117 t2 = get_conf_long(d, where + 8);
118 printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n",
119 t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff,
120 t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff);
124 cap_aer(struct device *d, int where, int type)
126 u32 l, l0, l1, l2, l3;
129 printf("Advanced Error Reporting\n");
133 if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 40))
136 l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
137 printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
138 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
139 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
140 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
141 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
142 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
143 l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
144 printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
145 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
146 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
147 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
148 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
149 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
150 l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
151 printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
152 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
153 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
154 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
155 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
156 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
157 l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
158 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c AdvNonFatalErr%c\n",
159 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
160 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
161 l = get_conf_long(d, where + PCI_ERR_COR_MASK);
162 printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c AdvNonFatalErr%c\n",
163 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
164 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
165 l = get_conf_long(d, where + PCI_ERR_CAP);
166 printf("\t\tAERCap:\tFirst Error Pointer: %02x, ECRCGenCap%c ECRCGenEn%c ECRCChkCap%c ECRCChkEn%c\n"
167 "\t\t\tMultHdrRecCap%c MultHdrRecEn%c TLPPfxPres%c HdrLogCap%c\n",
168 PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
169 FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE),
170 FLAG(l, PCI_ERR_CAP_MULT_HDRC), FLAG(l, PCI_ERR_CAP_MULT_HDRE),
171 FLAG(l, PCI_ERR_CAP_TLP_PFX), FLAG(l, PCI_ERR_CAP_HDR_LOG));
173 l0 = get_conf_long(d, where + PCI_ERR_HEADER_LOG);
174 l1 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 4);
175 l2 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 8);
176 l3 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 12);
177 printf("\t\tHeaderLog: %08x %08x %08x %08x\n", l0, l1, l2, l3);
179 if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ROOT_EC)
181 if (!config_fetch(d, where + PCI_ERR_ROOT_COMMAND, 12))
184 l = get_conf_long(d, where + PCI_ERR_ROOT_COMMAND);
185 printf("\t\tRootCmd: CERptEn%c NFERptEn%c FERptEn%c\n",
186 FLAG(l, PCI_ERR_ROOT_CMD_COR_EN),
187 FLAG(l, PCI_ERR_ROOT_CMD_NONFATAL_EN),
188 FLAG(l, PCI_ERR_ROOT_CMD_FATAL_EN));
190 l = get_conf_long(d, where + PCI_ERR_ROOT_STATUS);
191 printf("\t\tRootSta: CERcvd%c MultCERcvd%c UERcvd%c MultUERcvd%c\n"
192 "\t\t\t FirstFatal%c NonFatalMsg%c FatalMsg%c IntMsg %d\n",
193 FLAG(l, PCI_ERR_ROOT_COR_RCV),
194 FLAG(l, PCI_ERR_ROOT_MULTI_COR_RCV),
195 FLAG(l, PCI_ERR_ROOT_UNCOR_RCV),
196 FLAG(l, PCI_ERR_ROOT_MULTI_UNCOR_RCV),
197 FLAG(l, PCI_ERR_ROOT_FIRST_FATAL),
198 FLAG(l, PCI_ERR_ROOT_NONFATAL_RCV),
199 FLAG(l, PCI_ERR_ROOT_FATAL_RCV),
202 w = get_conf_word(d, where + PCI_ERR_ROOT_COR_SRC);
203 printf("\t\tErrorSrc: ERR_COR: %04x ", w);
205 w = get_conf_word(d, where + PCI_ERR_ROOT_SRC);
206 printf("ERR_FATAL/NONFATAL: %04x\n", w);
210 static void cap_dpc(struct device *d, int where)
214 printf("Downstream Port Containment\n");
218 if (!config_fetch(d, where + PCI_DPC_CAP, 8))
221 l = get_conf_word(d, where + PCI_DPC_CAP);
222 printf("\t\tDpcCap:\tINT Msg #%d, RPExt%c PoisonedTLP%c SwTrigger%c RP PIO Log %d, DL_ActiveErr%c\n",
223 PCI_DPC_CAP_INT_MSG(l), FLAG(l, PCI_DPC_CAP_RP_EXT), FLAG(l, PCI_DPC_CAP_TLP_BLOCK),
224 FLAG(l, PCI_DPC_CAP_SW_TRIGGER), PCI_DPC_CAP_RP_LOG(l), FLAG(l, PCI_DPC_CAP_DL_ACT_ERR));
226 l = get_conf_word(d, where + PCI_DPC_CTL);
227 printf("\t\tDpcCtl:\tTrigger:%x Cmpl%c INT%c ErrCor%c PoisonedTLP%c SwTrigger%c DL_ActiveErr%c\n",
228 PCI_DPC_CTL_TRIGGER(l), FLAG(l, PCI_DPC_CTL_CMPL), FLAG(l, PCI_DPC_CTL_INT),
229 FLAG(l, PCI_DPC_CTL_ERR_COR), FLAG(l, PCI_DPC_CTL_TLP), FLAG(l, PCI_DPC_CTL_SW_TRIGGER),
230 FLAG(l, PCI_DPC_CTL_DL_ACTIVE));
232 l = get_conf_word(d, where + PCI_DPC_STATUS);
233 printf("\t\tDpcSta:\tTrigger%c Reason:%02x INT%c RPBusy%c TriggerExt:%02x RP PIO ErrPtr:%02x\n",
234 FLAG(l, PCI_DPC_STS_TRIGGER), PCI_DPC_STS_REASON(l), FLAG(l, PCI_DPC_STS_INT),
235 FLAG(l, PCI_DPC_STS_RP_BUSY), PCI_DPC_STS_TRIGGER_EXT(l), PCI_DPC_STS_PIO_FEP(l));
237 l = get_conf_word(d, where + PCI_DPC_SOURCE);
238 printf("\t\tSource:\t%04x\n", l);
242 cap_acs(struct device *d, int where)
246 printf("Access Control Services\n");
250 if (!config_fetch(d, where + PCI_ACS_CAP, 4))
253 w = get_conf_word(d, where + PCI_ACS_CAP);
254 printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
256 FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED),
257 FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS),
258 FLAG(w, PCI_ACS_CAP_TRANS));
259 w = get_conf_word(d, where + PCI_ACS_CTRL);
260 printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
262 FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED),
263 FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS),
264 FLAG(w, PCI_ACS_CTRL_TRANS));
268 cap_ari(struct device *d, int where)
272 printf("Alternative Routing-ID Interpretation (ARI)\n");
276 if (!config_fetch(d, where + PCI_ARI_CAP, 4))
279 w = get_conf_word(d, where + PCI_ARI_CAP);
280 printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n",
281 FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS),
283 w = get_conf_word(d, where + PCI_ARI_CTRL);
284 printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n",
285 FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS),
290 cap_ats(struct device *d, int where)
294 printf("Address Translation Service (ATS)\n");
298 if (!config_fetch(d, where + PCI_ATS_CAP, 4))
301 w = get_conf_word(d, where + PCI_ATS_CAP);
302 printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w));
303 w = get_conf_word(d, where + PCI_ATS_CTRL);
304 printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n",
305 FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w));
309 cap_pri(struct device *d, int where)
314 printf("Page Request Interface (PRI)\n");
318 if (!config_fetch(d, where + PCI_PRI_CTRL, 0xc))
321 w = get_conf_word(d, where + PCI_PRI_CTRL);
322 printf("\t\tPRICtl: Enable%c Reset%c\n",
323 FLAG(w, PCI_PRI_CTRL_ENABLE), FLAG(w, PCI_PRI_CTRL_RESET));
324 w = get_conf_word(d, where + PCI_PRI_STATUS);
325 printf("\t\tPRISta: RF%c UPRGI%c Stopped%c\n",
326 FLAG(w, PCI_PRI_STATUS_RF), FLAG(w, PCI_PRI_STATUS_UPRGI),
327 FLAG(w, PCI_PRI_STATUS_STOPPED));
328 l = get_conf_long(d, where + PCI_PRI_MAX_REQ);
329 printf("\t\tPage Request Capacity: %08x, ", l);
330 l = get_conf_long(d, where + PCI_PRI_ALLOC_REQ);
331 printf("Page Request Allocation: %08x\n", l);
335 cap_pasid(struct device *d, int where)
339 printf("Process Address Space ID (PASID)\n");
343 if (!config_fetch(d, where + PCI_PASID_CAP, 4))
346 w = get_conf_word(d, where + PCI_PASID_CAP);
347 printf("\t\tPASIDCap: Exec%c Priv%c, Max PASID Width: %02x\n",
348 FLAG(w, PCI_PASID_CAP_EXEC), FLAG(w, PCI_PASID_CAP_PRIV),
349 PCI_PASID_CAP_WIDTH(w));
350 w = get_conf_word(d, where + PCI_PASID_CTRL);
351 printf("\t\tPASIDCtl: Enable%c Exec%c Priv%c\n",
352 FLAG(w, PCI_PASID_CTRL_ENABLE), FLAG(w, PCI_PASID_CTRL_EXEC),
353 FLAG(w, PCI_PASID_CTRL_PRIV));
357 cap_sriov(struct device *d, int where)
364 printf("Single Root I/O Virtualization (SR-IOV)\n");
368 if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c))
371 l = get_conf_long(d, where + PCI_IOV_CAP);
372 printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n",
373 FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l));
374 w = get_conf_word(d, where + PCI_IOV_CTRL);
375 printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n",
376 FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME),
377 FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE),
378 FLAG(w, PCI_IOV_CTRL_ARI));
379 w = get_conf_word(d, where + PCI_IOV_STATUS);
380 printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS));
381 w = get_conf_word(d, where + PCI_IOV_INITIALVF);
382 printf("\t\tInitial VFs: %d, ", w);
383 w = get_conf_word(d, where + PCI_IOV_TOTALVF);
384 printf("Total VFs: %d, ", w);
385 w = get_conf_word(d, where + PCI_IOV_NUMVF);
386 printf("Number of VFs: %d, ", w);
387 b = get_conf_byte(d, where + PCI_IOV_FDL);
388 printf("Function Dependency Link: %02x\n", b);
389 w = get_conf_word(d, where + PCI_IOV_OFFSET);
390 printf("\t\tVF offset: %d, ", w);
391 w = get_conf_word(d, where + PCI_IOV_STRIDE);
392 printf("stride: %d, ", w);
393 w = get_conf_word(d, where + PCI_IOV_DID);
394 printf("Device ID: %04x\n", w);
395 l = get_conf_long(d, where + PCI_IOV_SUPPS);
396 printf("\t\tSupported Page Size: %08x, ", l);
397 l = get_conf_long(d, where + PCI_IOV_SYSPS);
398 printf("System Page Size: %08x\n", l);
400 for (i=0; i < PCI_IOV_NUM_BAR; i++)
405 l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i);
410 printf("\t\tRegion %d: Memory at ", i);
411 addr = l & PCI_ADDR_MEM_MASK;
412 type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
413 if (type == PCI_BASE_ADDRESS_MEM_TYPE_64)
416 h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4));
419 printf("%08x (%s-bit, %sprefetchable)\n",
421 (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64",
422 (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
425 l = get_conf_long(d, where + PCI_IOV_MSAO);
426 printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l),
431 cap_multicast(struct device *d, int where, int type)
437 printf("Multicast\n");
441 if (!config_fetch(d, where + PCI_MCAST_CAP, 0x30))
444 w = get_conf_word(d, where + PCI_MCAST_CAP);
445 printf("\t\tMcastCap: MaxGroups %d", PCI_MCAST_CAP_MAX_GROUP(w) + 1);
446 if (type == PCI_EXP_TYPE_ENDPOINT || type == PCI_EXP_TYPE_ROOT_INT_EP)
447 printf(", WindowSz %d (%d bytes)",
448 PCI_MCAST_CAP_WIN_SIZE(w), 1 << PCI_MCAST_CAP_WIN_SIZE(w));
449 if (type == PCI_EXP_TYPE_ROOT_PORT ||
450 type == PCI_EXP_TYPE_UPSTREAM || type == PCI_EXP_TYPE_DOWNSTREAM)
451 printf(", ECRCRegen%c\n", FLAG(w, PCI_MCAST_CAP_ECRC));
452 w = get_conf_word(d, where + PCI_MCAST_CTRL);
453 printf("\t\tMcastCtl: NumGroups %d, Enable%c\n",
454 PCI_MCAST_CTRL_NUM_GROUP(w) + 1, FLAG(w, PCI_MCAST_CTRL_ENABLE));
455 bar = get_conf_long(d, where + PCI_MCAST_BAR);
456 l = get_conf_long(d, where + PCI_MCAST_BAR + 4);
457 bar |= (u64) l << 32;
458 printf("\t\tMcastBAR: IndexPos %d, BaseAddr %016" PCI_U64_FMT_X "\n",
459 PCI_MCAST_BAR_INDEX_POS(bar), bar & PCI_MCAST_BAR_MASK);
460 rcv = get_conf_long(d, where + PCI_MCAST_RCV);
461 l = get_conf_long(d, where + PCI_MCAST_RCV + 4);
462 rcv |= (u64) l << 32;
463 printf("\t\tMcastReceiveVec: %016" PCI_U64_FMT_X "\n", rcv);
464 block = get_conf_long(d, where + PCI_MCAST_BLOCK);
465 l = get_conf_long(d, where + PCI_MCAST_BLOCK + 4);
466 block |= (u64) l << 32;
467 printf("\t\tMcastBlockAllVec: %016" PCI_U64_FMT_X "\n", block);
468 block = get_conf_long(d, where + PCI_MCAST_BLOCK_UNTRANS);
469 l = get_conf_long(d, where + PCI_MCAST_BLOCK_UNTRANS + 4);
470 block |= (u64) l << 32;
471 printf("\t\tMcastBlockUntransVec: %016" PCI_U64_FMT_X "\n", block);
473 if (type == PCI_EXP_TYPE_ENDPOINT || type == PCI_EXP_TYPE_ROOT_INT_EP)
475 bar = get_conf_long(d, where + PCI_MCAST_OVL_BAR);
476 l = get_conf_long(d, where + PCI_MCAST_OVL_BAR + 4);
477 bar |= (u64) l << 32;
478 printf("\t\tMcastOverlayBAR: OverlaySize %d ", PCI_MCAST_OVL_SIZE(bar));
479 if (PCI_MCAST_OVL_SIZE(bar) >= 6)
480 printf("(%d bytes)", 1 << PCI_MCAST_OVL_SIZE(bar));
482 printf("(disabled)");
483 printf(", BaseAddr %016" PCI_U64_FMT_X "\n", bar & PCI_MCAST_OVL_MASK);
487 cap_vc(struct device *d, int where)
494 static const char ref_clocks[][6] = { "100ns" };
495 static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" };
496 static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" };
499 printf("Virtual Channel\n");
503 if (!config_fetch(d, where + 4, 0x1c - 4))
506 cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1);
507 cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2);
508 ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL);
509 status = get_conf_word(d, where + PCI_VC_PORT_STATUS);
511 evc_cnt = BITS(cr1, 0, 3);
512 printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n",
514 TABLE(ref_clocks, BITS(cr1, 8, 2), buf),
515 1 << BITS(cr1, 10, 2));
519 if (arb_selects[i][0] != '?' || cr2 & (1 << i))
520 printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i));
521 arb_table_pos = BITS(cr2, 24, 8);
523 printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf));
524 printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1));
528 arb_table_pos = where + 16*arb_table_pos;
529 printf("\t\tPort Arbitration Table [%x] <?>\n", arb_table_pos);
532 for (i=0; i<=evc_cnt; i++)
534 int pos = where + PCI_VC_RES_CAP + 12*i;
539 printf("\t\tVC%d:\t", i);
540 if (!config_fetch(d, pos, 12))
542 printf("<unreadable>\n");
545 rcap = get_conf_long(d, pos);
546 rctrl = get_conf_long(d, pos+4);
547 rstatus = get_conf_word(d, pos+10);
549 pat_pos = BITS(rcap, 24, 8);
550 printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n",
552 BITS(rcap, 16, 6) + 1,
553 FLAG(rcap, 1 << 15));
555 printf("\t\t\tArb:");
557 if (vc_arb_selects[j][0] != '?' || rcap & (1 << j))
558 printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j));
560 printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n",
561 FLAG(rctrl, 1 << 31),
563 TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf),
566 printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n",
571 printf("\t\t\tPort Arbitration Table <?>\n");
576 cap_rclink(struct device *d, int where)
581 static const char elt_types[][9] = { "Config", "Egress", "Internal" };
584 printf("Root Complex Link\n");
588 if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4))
591 esd = get_conf_long(d, where + PCI_RCLINK_ESD);
592 num_links = BITS(esd, 8, 8);
593 printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n",
596 TABLE(elt_types, BITS(esd, 0, 8), buf));
598 for (i=0; i<num_links; i++)
600 int pos = where + PCI_RCLINK_LINK1 + i*PCI_RCLINK_LINK_SIZE;
602 u32 addr_lo, addr_hi;
604 printf("\t\tLink%d:\t", i);
605 if (!config_fetch(d, pos, PCI_RCLINK_LINK_SIZE))
607 printf("<unreadable>\n");
610 desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC);
611 addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR);
612 addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4);
614 printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n",
618 ((desc & 2) ? "Config" : "MemMapped"),
626 printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n",
627 BITS(addr_lo, 20, n),
628 BITS(addr_lo, 15, 5),
629 BITS(addr_lo, 12, 3),
633 printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo);
638 cap_dvsec_cxl(struct device *d, int where)
646 if (!config_fetch(d, where + PCI_CXL_CAP, 12))
649 l = get_conf_word(d, where + PCI_CXL_CAP);
650 printf("\t\tCXLCap:\tCache%c IO%c Mem%c Mem HW Init%c HDMCount %d Viral%c\n",
651 FLAG(l, PCI_CXL_CAP_CACHE), FLAG(l, PCI_CXL_CAP_IO), FLAG(l, PCI_CXL_CAP_MEM),
652 FLAG(l, PCI_CXL_CAP_MEM_HWINIT), PCI_CXL_CAP_HDM_CNT(l), FLAG(l, PCI_CXL_CAP_VIRAL));
654 l = get_conf_word(d, where + PCI_CXL_CTRL);
655 printf("\t\tCXLCtl:\tCache%c IO%c Mem%c Cache SF Cov %d Cache SF Gran %d Cache Clean%c Viral%c\n",
656 FLAG(l, PCI_CXL_CTRL_CACHE), FLAG(l, PCI_CXL_CTRL_IO), FLAG(l, PCI_CXL_CTRL_MEM),
657 PCI_CXL_CTRL_CACHE_SF_COV(l), PCI_CXL_CTRL_CACHE_SF_GRAN(l), FLAG(l, PCI_CXL_CTRL_CACHE_CLN),
658 FLAG(l, PCI_CXL_CTRL_VIRAL));
660 l = get_conf_word(d, where + PCI_CXL_STATUS);
661 printf("\t\tCXLSta:\tViral%c\n", FLAG(l, PCI_CXL_STATUS_VIRAL));
665 cap_dvsec(struct device *d, int where)
667 printf("Designated Vendor-Specific: ");
668 if (!config_fetch(d, where + PCI_DVSEC_HEADER1, 8))
670 printf("<unreadable>\n");
674 u32 hdr = get_conf_long(d, where + PCI_DVSEC_HEADER1);
675 u16 vendor = BITS(hdr, 0, 16);
676 byte rev = BITS(hdr, 16, 4);
677 u16 len = BITS(hdr, 20, 12);
679 u16 id = get_conf_long(d, where + PCI_DVSEC_HEADER2);
681 printf("Vendor=%04x ID=%04x Rev=%d Len=%d", vendor, id, rev, len);
682 if (vendor == PCI_DVSEC_VENDOR_ID_CXL && id == PCI_DVSEC_ID_CXL && len >= 16)
683 cap_dvsec_cxl(d, where);
689 cap_evendor(struct device *d, int where)
693 printf("Vendor Specific Information: ");
694 if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4))
696 printf("<unreadable>\n");
700 hdr = get_conf_long(d, where + PCI_EVNDR_HEADER);
701 printf("ID=%04x Rev=%d Len=%03x <?>\n",
707 static int l1pm_calc_pwron(int scale, int value)
722 cap_l1pm(struct device *d, int where)
724 u32 l1_cap, val, scale;
727 printf("L1 PM Substates\n");
732 if (!config_fetch(d, where + PCI_L1PM_SUBSTAT_CAP, 12))
734 printf("\t\t<unreadable>\n");
738 l1_cap = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CAP);
739 printf("\t\tL1SubCap: ");
740 printf("PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c L1_PM_Substates%c\n",
741 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L12),
742 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L11),
743 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L12),
744 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L11),
745 FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_L1PM_SUPP));
747 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
749 printf("\t\t\t PortCommonModeRestoreTime=%dus ", BITS(l1_cap, 8, 8));
750 time = l1pm_calc_pwron(BITS(l1_cap, 16, 2), BITS(l1_cap, 19, 5));
752 printf("PortTPowerOnTime=%dus\n", time);
754 printf("PortTPowerOnTime=<error>\n");
757 val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL1);
758 printf("\t\tL1SubCtl1: PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c\n",
759 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L12),
760 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L11),
761 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L12),
762 FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L11));
764 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
766 printf("\t\t\t T_CommonMode=%dus", BITS(val, 8, 8));
768 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
770 scale = BITS(val, 29, 3);
772 printf(" LTR1.2_Threshold=<error>");
774 printf(" LTR1.2_Threshold=%lldns", BITS(val, 16, 10) * (unsigned long long) cap_ltr_scale(scale));
779 val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL2);
780 printf("\t\tL1SubCtl2:");
781 if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12)
783 time = l1pm_calc_pwron(BITS(val, 0, 2), BITS(val, 3, 5));
785 printf(" T_PwrOn=%dus", time);
787 printf(" T_PwrOn=<error>");
793 cap_ptm(struct device *d, int where)
798 printf("Precision Time Measurement\n");
803 if (!config_fetch(d, where + 4, 8))
805 printf("\t\t<unreadable>\n");
809 buff = get_conf_long(d, where + 4);
810 printf("\t\tPTMCap: ");
811 printf("Requester:%c Responder:%c Root:%c\n",
816 clock = BITS(buff, 8, 8);
817 printf("\t\tPTMClockGranularity: ");
821 printf("Unimplemented\n");
824 printf("Greater than 254ns\n");
827 printf("%huns\n", clock);
830 buff = get_conf_long(d, where + 8);
831 printf("\t\tPTMControl: ");
832 printf("Enabled:%c RootSelected:%c\n",
836 clock = BITS(buff, 8, 8);
837 printf("\t\tPTMEffectiveGranularity: ");
844 printf("Greater than 254ns\n");
847 printf("%huns\n", clock);
852 print_rebar_range_size(int ld2_size)
854 // This function prints the input as a power-of-2 size value
855 // It is biased with 1MB = 0, ...
856 // Maximum resizable BAR value supported is 2^63 bytes = 43
857 // for the extended resizable BAR capability definition
858 // (otherwise it would stop at 2^28)
860 if (ld2_size >= 0 && ld2_size < 10)
861 printf(" %dMB", (1 << ld2_size));
862 else if (ld2_size >= 10 && ld2_size < 20)
863 printf(" %dGB", (1 << (ld2_size-10)));
864 else if (ld2_size >= 20 && ld2_size < 30)
865 printf(" %dTB", (1 << (ld2_size-20)));
866 else if (ld2_size >= 30 && ld2_size < 40)
867 printf(" %dPB", (1 << (ld2_size-30)));
868 else if (ld2_size >= 40 && ld2_size < 44)
869 printf(" %dEB", (1 << (ld2_size-40)));
871 printf(" <unknown>");
875 cap_rebar(struct device *d, int where, int virtual)
877 u32 sizes_buffer, control_buffer, ext_sizes, current_size;
878 u16 bar_index, barcount, i;
879 // If the structure exists, at least one bar is defined
882 printf("%s Resizable BAR\n", (virtual) ? "Virtual" : "Physical");
887 // Go through all defined BAR definitions of the caps, at minimum 1
888 // (loop also terminates if num_bars read from caps is > 6)
889 for (barcount = 0; barcount < num_bars; barcount++)
893 // Get the next BAR configuration
894 if (!config_fetch(d, where, 8))
896 printf("\t\t<unreadable>\n");
900 sizes_buffer = get_conf_long(d, where) >> 4;
902 control_buffer = get_conf_long(d, where);
904 bar_index = BITS(control_buffer, 0, 3);
905 current_size = BITS(control_buffer, 8, 6);
906 ext_sizes = BITS(control_buffer, 16, 16);
910 // Only index 0 controlreg has the num_bar count definition
911 num_bars = BITS(control_buffer, 5, 3);
912 if (num_bars < 1 || num_bars > 6)
914 printf("\t\t<error in resizable BAR: num_bars=%d is out of specification>\n", num_bars);
919 // Resizable BAR list entry have an arbitrary index and current size
920 printf("\t\tBAR %d: current size:", bar_index);
921 print_rebar_range_size(current_size);
923 if (sizes_buffer || ext_sizes)
925 printf(", supported:");
928 if (sizes_buffer & (1U << i))
929 print_rebar_range_size(i);
932 if (ext_sizes & (1U << i))
933 print_rebar_range_size(i + 28);
941 show_ext_caps(struct device *d, int type)
944 char been_there[0x1000];
945 memset(been_there, 0, 0x1000);
951 if (!config_fetch(d, where, 4))
953 header = get_conf_long(d, where);
956 id = header & 0xffff;
957 version = (header >> 16) & 0xf;
958 printf("\tCapabilities: [%03x", where);
960 printf(" v%d", version);
962 if (been_there[where]++)
964 printf("<chain looped>\n");
969 case PCI_EXT_CAP_ID_NULL:
972 case PCI_EXT_CAP_ID_AER:
973 cap_aer(d, where, type);
975 case PCI_EXT_CAP_ID_DPC:
978 case PCI_EXT_CAP_ID_VC:
979 case PCI_EXT_CAP_ID_VC2:
982 case PCI_EXT_CAP_ID_DSN:
985 case PCI_EXT_CAP_ID_PB:
986 printf("Power Budgeting <?>\n");
988 case PCI_EXT_CAP_ID_RCLINK:
989 cap_rclink(d, where);
991 case PCI_EXT_CAP_ID_RCILINK:
992 printf("Root Complex Internal Link <?>\n");
994 case PCI_EXT_CAP_ID_RCECOLL:
995 printf("Root Complex Event Collector <?>\n");
997 case PCI_EXT_CAP_ID_MFVC:
998 printf("Multi-Function Virtual Channel <?>\n");
1000 case PCI_EXT_CAP_ID_RCRB:
1001 printf("Root Complex Register Block <?>\n");
1003 case PCI_EXT_CAP_ID_VNDR:
1004 cap_evendor(d, where);
1006 case PCI_EXT_CAP_ID_ACS:
1009 case PCI_EXT_CAP_ID_ARI:
1012 case PCI_EXT_CAP_ID_ATS:
1015 case PCI_EXT_CAP_ID_SRIOV:
1016 cap_sriov(d, where);
1018 case PCI_EXT_CAP_ID_MRIOV:
1019 printf("Multi-Root I/O Virtualization <?>\n");
1021 case PCI_EXT_CAP_ID_MCAST:
1022 cap_multicast(d, where, type);
1024 case PCI_EXT_CAP_ID_PRI:
1027 case PCI_EXT_CAP_ID_REBAR:
1028 cap_rebar(d, where, 0);
1030 case PCI_EXT_CAP_ID_DPA:
1031 printf("Dynamic Power Allocation <?>\n");
1033 case PCI_EXT_CAP_ID_TPH:
1036 case PCI_EXT_CAP_ID_LTR:
1039 case PCI_EXT_CAP_ID_SECPCI:
1042 case PCI_EXT_CAP_ID_PMUX:
1043 printf("Protocol Multiplexing <?>\n");
1045 case PCI_EXT_CAP_ID_PASID:
1046 cap_pasid(d, where);
1048 case PCI_EXT_CAP_ID_LNR:
1049 printf("LN Requester <?>\n");
1051 case PCI_EXT_CAP_ID_L1PM:
1054 case PCI_EXT_CAP_ID_PTM:
1057 case PCI_EXT_CAP_ID_M_PCIE:
1058 printf("PCI Express over M_PHY <?>\n");
1060 case PCI_EXT_CAP_ID_FRS:
1061 printf("FRS Queueing <?>\n");
1063 case PCI_EXT_CAP_ID_RTR:
1064 printf("Readiness Time Reporting <?>\n");
1066 case PCI_EXT_CAP_ID_DVSEC:
1067 cap_dvsec(d, where);
1069 case PCI_EXT_CAP_ID_VF_REBAR:
1070 cap_rebar(d, where, 1);
1072 case PCI_EXT_CAP_ID_DLNK:
1073 printf("Data Link Feature <?>\n");
1075 case PCI_EXT_CAP_ID_16GT:
1076 printf("Physical Layer 16.0 GT/s <?>\n");
1078 case PCI_EXT_CAP_ID_LMR:
1079 printf("Lane Margining at the Receiver <?>\n");
1081 case PCI_EXT_CAP_ID_HIER_ID:
1082 printf("Hierarchy ID <?>\n");
1084 case PCI_EXT_CAP_ID_NPEM:
1085 printf("Native PCIe Enclosure Management <?>\n");
1088 printf("Extended Capability ID %#02x\n", id);
1091 where = (header >> 20) & ~3;