/* * The PCI Utilities -- Show Extended Capabilities * * Copyright (c) 1997--2010 Martin Mares * * Can be freely distributed and used under the terms of the GNU GPL. */ #include #include #include "lspci.h" static void cap_dsn(struct device *d, int where) { u32 t1, t2; if (!config_fetch(d, where + 4, 8)) return; t1 = get_conf_long(d, where + 4); t2 = get_conf_long(d, where + 8); printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n", t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff, t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff); } static void cap_aer(struct device *d, int where) { u32 l; printf("Advanced Error Reporting\n"); if (verbose < 2) return; if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24)) return; l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS); printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK); printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER); printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); l = get_conf_long(d, where + PCI_ERR_COR_STATUS); printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); l = get_conf_long(d, where + PCI_ERR_COR_MASK); printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); l = get_conf_long(d, where + PCI_ERR_CAP); printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n", PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE), FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE)); } static void cap_acs(struct device *d, int where) { u16 w; printf("Access Control Services\n"); if (verbose < 2) return; if (!config_fetch(d, where + PCI_ACS_CAP, 4)) return; w = get_conf_word(d, where + PCI_ACS_CAP); printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " "DirectTrans%c\n", FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED), FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS), FLAG(w, PCI_ACS_CAP_TRANS)); w = get_conf_word(d, where + PCI_ACS_CTRL); printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " "DirectTrans%c\n", FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED), FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS), FLAG(w, PCI_ACS_CTRL_TRANS)); } static void cap_ari(struct device *d, int where) { u16 w; printf("Alternative Routing-ID Interpretation (ARI)\n"); if (verbose < 2) return; if (!config_fetch(d, where + PCI_ARI_CAP, 4)) return; w = get_conf_word(d, where + PCI_ARI_CAP); printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n", FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS), PCI_ARI_CAP_NFN(w)); w = get_conf_word(d, where + PCI_ARI_CTRL); printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n", FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS), PCI_ARI_CTRL_FG(w)); } static void cap_ats(struct device *d, int where) { u16 w; printf("Address Translation Service (ATS)\n"); if (verbose < 2) return; if (!config_fetch(d, where + PCI_ATS_CAP, 4)) return; w = get_conf_word(d, where + PCI_ATS_CAP); printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w)); w = get_conf_word(d, where + PCI_ATS_CTRL); printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n", FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w)); } static void cap_sriov(struct device *d, int where) { u16 b; u16 w; u32 l; int i; printf("Single Root I/O Virtualization (SR-IOV)\n"); if (verbose < 2) return; if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c)) return; l = get_conf_long(d, where + PCI_IOV_CAP); printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n", FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l)); w = get_conf_word(d, where + PCI_IOV_CTRL); printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n", FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME), FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE), FLAG(w, PCI_IOV_CTRL_ARI)); w = get_conf_word(d, where + PCI_IOV_STATUS); printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS)); w = get_conf_word(d, where + PCI_IOV_INITIALVF); printf("\t\tInitial VFs: %d, ", w); w = get_conf_word(d, where + PCI_IOV_TOTALVF); printf("Total VFs: %d, ", w); w = get_conf_word(d, where + PCI_IOV_NUMVF); printf("Number of VFs: %d, ", w); b = get_conf_byte(d, where + PCI_IOV_FDL); printf("Function Dependency Link: %02x\n", b); w = get_conf_word(d, where + PCI_IOV_OFFSET); printf("\t\tVF offset: %d, ", w); w = get_conf_word(d, where + PCI_IOV_STRIDE); printf("stride: %d, ", w); w = get_conf_word(d, where + PCI_IOV_DID); printf("Device ID: %04x\n", w); l = get_conf_long(d, where + PCI_IOV_SUPPS); printf("\t\tSupported Page Size: %08x, ", l); l = get_conf_long(d, where + PCI_IOV_SYSPS); printf("System Page Size: %08x\n", l); for (i=0; i < PCI_IOV_NUM_BAR; i++) { u32 addr; int type; u32 h; l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i); if (l == 0xffffffff) l = 0; if (!l) continue; printf("\t\tRegion %d: Memory at ", i); addr = l & PCI_ADDR_MEM_MASK; type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK; if (type == PCI_BASE_ADDRESS_MEM_TYPE_64) { i++; h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4)); printf("%08x", h); } printf("%08x (%s-bit, %sprefetchable)\n", addr, (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64", (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-"); } l = get_conf_long(d, where + PCI_IOV_MSAO); printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l), PCI_IOV_MSA_BIR(l)); } static void cap_vc(struct device *d, int where) { u32 cr1, cr2; u16 ctrl, status; int evc_cnt; int arb_table_pos; int i, j; static const char ref_clocks[][6] = { "100ns" }; static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" }; static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" }; char buf[8]; printf("Virtual Channel\n"); if (verbose < 2) return; if (!config_fetch(d, where + 4, 0x1c - 4)) return; cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1); cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2); ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL); status = get_conf_word(d, where + PCI_VC_PORT_STATUS); evc_cnt = BITS(cr1, 0, 3); printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n", BITS(cr1, 4, 3), TABLE(ref_clocks, BITS(cr1, 8, 2), buf), 1 << BITS(cr1, 10, 2)); printf("\t\tArb:"); for (i=0; i<8; i++) if (arb_selects[i][0] != '?' || cr2 & (1 << i)) printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i)); arb_table_pos = BITS(cr2, 24, 8); printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf)); printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1)); if (arb_table_pos) { arb_table_pos = where + 16*arb_table_pos; printf("\t\tPort Arbitration Table [%x] \n", arb_table_pos); } for (i=0; i<=evc_cnt; i++) { int pos = where + PCI_VC_RES_CAP + 12*i; u32 rcap, rctrl; u16 rstatus; int pat_pos; printf("\t\tVC%d:\t", i); if (!config_fetch(d, pos, 12)) { printf("\n"); continue; } rcap = get_conf_long(d, pos); rctrl = get_conf_long(d, pos+4); rstatus = get_conf_word(d, pos+8); pat_pos = BITS(rcap, 24, 8); printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n", pat_pos, BITS(rcap, 16, 6) + 1, FLAG(rcap, 1 << 15)); printf("\t\t\tArb:"); for (j=0; j<8; j++) if (vc_arb_selects[j][0] != '?' || rcap & (1 << j)) printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j)); printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n", FLAG(rctrl, 1 << 31), BITS(rctrl, 24, 3), TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf), BITS(rctrl, 0, 8)); printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n", FLAG(rstatus, 2), FLAG(rstatus, 1)); if (pat_pos) printf("\t\t\tPort Arbitration Table \n"); } } static void cap_rclink(struct device *d, int where) { u32 esd; int num_links; int i; static const char elt_types[][9] = { "Config", "Egress", "Internal" }; char buf[8]; printf("Root Complex Link\n"); if (verbose < 2) return; if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4)) return; esd = get_conf_long(d, where + PCI_RCLINK_ESD); num_links = BITS(esd, 8, 8); printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n", BITS(esd, 24, 8), BITS(esd, 16, 8), TABLE(elt_types, BITS(esd, 0, 8), buf)); for (i=0; i\n"); return; } desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC); addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR); addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4); printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n", BITS(desc, 24, 8), BITS(desc, 16, 8), FLAG(desc, 4), ((desc & 2) ? "Config" : "MemMapped"), FLAG(desc, 1)); if (desc & 2) { int n = addr_lo & 7; if (!n) n = 8; printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n", BITS(addr_lo, 20, n), BITS(addr_lo, 15, 5), BITS(addr_lo, 12, 3), addr_hi, addr_lo); } else printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo); } } static void cap_evendor(struct device *d, int where) { u32 hdr; printf("Vendor Specific Information: "); if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4)) { printf("\n"); return; } hdr = get_conf_long(d, where + PCI_EVNDR_HEADER); printf("ID=%04x Rev=%d Len=%03x \n", BITS(hdr, 0, 16), BITS(hdr, 16, 4), BITS(hdr, 20, 12)); } void show_ext_caps(struct device *d) { int where = 0x100; char been_there[0x1000]; memset(been_there, 0, 0x1000); do { u32 header; int id, version; if (!config_fetch(d, where, 4)) break; header = get_conf_long(d, where); if (!header) break; id = header & 0xffff; version = (header >> 16) & 0xf; printf("\tCapabilities: [%03x", where); if (verbose > 1) printf(" v%d", version); printf("] "); if (been_there[where]++) { printf("\n"); break; } switch (id) { case PCI_EXT_CAP_ID_AER: cap_aer(d, where); break; case PCI_EXT_CAP_ID_VC: case PCI_EXT_CAP_ID_VC2: cap_vc(d, where); break; case PCI_EXT_CAP_ID_DSN: cap_dsn(d, where); break; case PCI_EXT_CAP_ID_PB: printf("Power Budgeting \n"); break; case PCI_EXT_CAP_ID_RCLINK: cap_rclink(d, where); break; case PCI_EXT_CAP_ID_RCILINK: printf("Root Complex Internal Link \n"); break; case PCI_EXT_CAP_ID_RCECOLL: printf("Root Complex Event Collector \n"); break; case PCI_EXT_CAP_ID_MFVC: printf("Multi-Function Virtual Channel \n"); break; case PCI_EXT_CAP_ID_RBCB: printf("Root Bridge Control Block \n"); break; case PCI_EXT_CAP_ID_VNDR: cap_evendor(d, where); break; case PCI_EXT_CAP_ID_ACS: cap_acs(d, where); break; case PCI_EXT_CAP_ID_ARI: cap_ari(d, where); break; case PCI_EXT_CAP_ID_ATS: cap_ats(d, where); break; case PCI_EXT_CAP_ID_SRIOV: cap_sriov(d, where); break; default: printf("#%02x\n", id); break; } where = (header >> 20) & ~3; } while (where); }