2 * The PCI Utilities -- Show Extended Capabilities
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 cap_dsn(struct device *d, int where)
18 if (!config_fetch(d, where + 4, 8))
20 t1 = get_conf_long(d, where + 4);
21 t2 = get_conf_long(d, where + 8);
22 printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n",
23 t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff,
24 t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff);
28 cap_aer(struct device *d, int where)
32 printf("Advanced Error Reporting\n");
36 if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24))
39 l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS);
40 printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
41 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
42 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
43 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
44 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
45 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
46 l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK);
47 printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
48 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
49 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
50 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
51 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
52 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
53 l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER);
54 printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c "
55 "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n",
56 FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP),
57 FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT),
58 FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP),
59 FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL));
60 l = get_conf_long(d, where + PCI_ERR_COR_STATUS);
61 printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
62 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
63 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
64 l = get_conf_long(d, where + PCI_ERR_COR_MASK);
65 printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n",
66 FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP),
67 FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE));
68 l = get_conf_long(d, where + PCI_ERR_CAP);
69 printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n",
70 PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE),
71 FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE));
76 cap_acs(struct device *d, int where)
80 printf("Access Control Services\n");
84 if (!config_fetch(d, where + PCI_ACS_CAP, 4))
87 w = get_conf_word(d, where + PCI_ACS_CAP);
88 printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
90 FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED),
91 FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS),
92 FLAG(w, PCI_ACS_CAP_TRANS));
93 w = get_conf_word(d, where + PCI_ACS_CTRL);
94 printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c "
96 FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED),
97 FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS),
98 FLAG(w, PCI_ACS_CTRL_TRANS));
102 cap_ari(struct device *d, int where)
106 printf("Alternative Routing-ID Interpretation (ARI)\n");
110 if (!config_fetch(d, where + PCI_ARI_CAP, 4))
113 w = get_conf_word(d, where + PCI_ARI_CAP);
114 printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n",
115 FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS),
117 w = get_conf_word(d, where + PCI_ARI_CTRL);
118 printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n",
119 FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS),
124 cap_ats(struct device *d, int where)
128 printf("Address Translation Service (ATS)\n");
132 if (!config_fetch(d, where + PCI_ATS_CAP, 4))
135 w = get_conf_word(d, where + PCI_ATS_CAP);
136 printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w));
137 w = get_conf_word(d, where + PCI_ATS_CTRL);
138 printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n",
139 FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w));
143 cap_sriov(struct device *d, int where)
150 printf("Single Root I/O Virtualization (SR-IOV)\n");
154 if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c))
157 l = get_conf_long(d, where + PCI_IOV_CAP);
158 printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n",
159 FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l));
160 w = get_conf_word(d, where + PCI_IOV_CTRL);
161 printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n",
162 FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME),
163 FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE),
164 FLAG(w, PCI_IOV_CTRL_ARI));
165 w = get_conf_word(d, where + PCI_IOV_STATUS);
166 printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS));
167 w = get_conf_word(d, where + PCI_IOV_INITIALVF);
168 printf("\t\tInitial VFs: %d, ", w);
169 w = get_conf_word(d, where + PCI_IOV_TOTALVF);
170 printf("Total VFs: %d, ", w);
171 w = get_conf_word(d, where + PCI_IOV_NUMVF);
172 printf("Number of VFs: %d, ", w);
173 b = get_conf_byte(d, where + PCI_IOV_FDL);
174 printf("Function Dependency Link: %02x\n", b);
175 w = get_conf_word(d, where + PCI_IOV_OFFSET);
176 printf("\t\tVF offset: %d, ", w);
177 w = get_conf_word(d, where + PCI_IOV_STRIDE);
178 printf("stride: %d, ", w);
179 w = get_conf_word(d, where + PCI_IOV_DID);
180 printf("Device ID: %04x\n", w);
181 l = get_conf_long(d, where + PCI_IOV_SUPPS);
182 printf("\t\tSupported Page Size: %08x, ", l);
183 l = get_conf_long(d, where + PCI_IOV_SYSPS);
184 printf("System Page Size: %08x\n", l);
186 for (i=0; i < PCI_IOV_NUM_BAR; i++)
191 l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i);
196 printf("\t\tRegion %d: Memory at ", i);
197 addr = l & PCI_ADDR_MEM_MASK;
198 type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK;
199 if (type == PCI_BASE_ADDRESS_MEM_TYPE_64)
202 h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4));
205 printf("%08x (%s-bit, %sprefetchable)\n",
207 (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64",
208 (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-");
211 l = get_conf_long(d, where + PCI_IOV_MSAO);
212 printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l),
217 cap_vc(struct device *d, int where)
224 static const char ref_clocks[4][6] = { "100ns", "?1", "?2", "?3" };
225 static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "?4", "?5", "?6", "?7" };
226 static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "?6", "?7" };
228 printf("Virtual Channel\n");
232 if (!config_fetch(d, where + 4, 0x1c - 4))
235 cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1);
236 cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2);
237 ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL);
238 status = get_conf_word(d, where + PCI_VC_PORT_STATUS);
241 printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntrySize=%d\n",
243 ref_clocks[(cr1 >> 8) & 3],
246 printf("\t\tArb:\t");
248 if (arb_selects[i][0] != '?' || cr2 & (1 << i))
249 printf("%s%c ", arb_selects[i], FLAG(cr2, 1 << i));
250 arb_table_pos = (cr2 >> 24) & 0xff;
251 printf("TableOffset=%x\n", arb_table_pos);
253 printf("\t\tCtrl:\tArbSelect=%s\n", arb_selects[(ctrl >> 1) & 7]);
254 printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1));
257 printf("\t\tPort Arbitration Table <?>\n");
259 for (i=0; i<=evc_cnt; i++)
261 int pos = where + PCI_VC_RES_CAP + 12*i;
266 if (!config_fetch(d, pos, 12))
268 printf("VC%d <unreadable>\n", i);
271 rcap = get_conf_long(d, pos);
272 rctrl = get_conf_long(d, pos+4);
273 rstatus = get_conf_word(d, pos+8);
275 pat_pos = (rcap >> 24) & 0xff;
276 printf("\t\tVC%d:\tCaps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n",
279 ((rcap >> 16) & 0x3f) + 1,
280 FLAG(rcap, 1 << 15));
282 printf("\t\t\tArb:");
284 if (vc_arb_selects[j][0] != '?' || rcap & (1 << j))
285 printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j));
287 printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n",
288 FLAG(rctrl, 1 << 31),
290 vc_arb_selects[(rctrl >> 17) & 7],
293 printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n",
298 printf("\t\t\tPort Arbitration Table <?>\n");
303 show_ext_caps(struct device *d)
306 char been_there[0x1000];
307 memset(been_there, 0, 0x1000);
313 if (!config_fetch(d, where, 4))
315 header = get_conf_long(d, where);
318 id = header & 0xffff;
319 version = (header >> 16) & 0xf;
320 printf("\tCapabilities: [%03x", where);
322 printf(" v%d", version);
324 if (been_there[where]++)
326 printf("<chain looped>\n");
331 case PCI_EXT_CAP_ID_AER:
334 case PCI_EXT_CAP_ID_VC:
335 case PCI_EXT_CAP_ID_VC2:
338 case PCI_EXT_CAP_ID_DSN:
341 case PCI_EXT_CAP_ID_PB:
342 printf("Power Budgeting <?>\n");
344 case PCI_EXT_CAP_ID_RCLINK:
345 printf("Root Complex Link <?>\n");
347 case PCI_EXT_CAP_ID_RCILINK:
348 printf("Root Complex Internal Link <?>\n");
350 case PCI_EXT_CAP_ID_RCECOLL:
351 printf("Root Complex Event Collector <?>\n");
353 case PCI_EXT_CAP_ID_MFVC:
354 printf("Multi-Function Virtual Channel <?>\n");
356 case PCI_EXT_CAP_ID_RBCB:
357 printf("Root Bridge Control Block <?>\n");
359 case PCI_EXT_CAP_ID_VNDR:
360 printf("Vendor Specific Information <?>\n");
362 case PCI_EXT_CAP_ID_ACS:
365 case PCI_EXT_CAP_ID_ARI:
368 case PCI_EXT_CAP_ID_ATS:
371 case PCI_EXT_CAP_ID_SRIOV:
375 printf("#%02x\n", id);
378 where = (header >> 20) & ~3;